bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
[gcc.git] / gcc / ChangeLog
1 2004-09-02 Mark Mitchell <mark@codesourcery.com>
2
3 * config/arm/bpabi.h (TARGET_BPABI_CPP_BUILTINS): Define.
4 (TARGET_OS_CPP_BUILTINS): Likewise.
5 * config/arm/symbian.h (TARGET_OS_CPP_BUILTINS): Include
6 TARGET_BPABI_CPP_BUILTINS.
7
8 2004-09-02 Roman Zippel <zippel@linux-m68k.org>
9
10 * combine.c (distribute_notes): Don't add REG_LABEL to jump insn.
11
12 2004-09-02 Eric Christopher <echristo@redhat.com>
13
14 * builtins.c (expand_builtin_cabs): Delete.
15 (expand_builtin): If unable to fold the values do a normal
16 library call for builtin_cab*.
17 (fold_builtin_cabs): Depend on optimize and optimize_size.
18 * optabs.c (expand_cmplxdiv_straight): Delete.
19 (expand_cmplxdiv_wide): Ditto.
20 (expand_vector_binop): Ditto.
21 (expand_vector_unop): Ditto.
22 (expand_complex_abs): Delete.
23 (expand_binop): Remove calls to above functions.
24 Remove open coding of complex arithmetic.
25 (expand_unop): Ditto.
26 * optabs.h: Remove prototypes.
27
28 2004-09-02 Ziemowit Laski <zlaski@apple.com>
29
30 * c-decl.c (store_parm_decls_newstyle): Make externally visible.
31 * c-tree.h (store_parm_decls_newstyle): New prototype.
32
33 2004-09-02 Geoffrey Keating <geoffk@apple.com>
34
35 * config/rs6000/rs6000.c (expand_block_clear): Use vector
36 instructions if available.
37 (expand_block_move): Likewise.
38
39 2004-09-03 Jan Hubicka <jh@suse.cz>
40
41 * rtl.def (RANGE_INFO, RANGE_REG, RANGE_VAR, RANGE_LIVE): Kill.
42
43 2004-09-02 Mark Mitchell <mark@codesourcery.com>
44
45 * config/arm/symbian.h (LIB_SPEC): Define to empty.
46 * config/arm/t-symbian (SHLIB_LC): Likewise.
47
48 2004-09-02 Paul Brook <paul@codesourcery.com>
49
50 * config/arm/bpabi.c (__aeabi_ul2d, __aeabi_ul2f): Remove.
51
52 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
53
54 * config/mips/mips.c (mips_classify_symbol, mips_fetch_insns):
55 (mips_restore_gp, mips_set_return_address, mips_expand_prologue)
56 (mips16_fp_args, mips_avoid_hazard): Replace abort with gcc_assert.
57 (build_mips16_call_stub): Likewise. Remove daft CALL_INSN checks.
58 (mips_issue_rate): Remove unreachable abort.
59 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
60 (mips_output_move, mips_relational_operand_ok_p, mips_arg_info)
61 (mips_block_move_straight, print_operand_address, mips_file_start)
62 (mips_initial_elimination_offset, mips16_fp_args, dump_constants_1)
63 (mips_output_conditional_branch, mips_expand_builtin_direct)
64 (mips_expand_builtin_compare): Replace abort with gcc_unreachable.
65 * config/mips/mips.md (rotr<mode>3, consttable_float): Replace abort
66 with gcc_assert.
67
68 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
69
70 * config/mips/mips.md (*lea_high64): Change split condition to
71 flow2_completed. Add a peephole2 to generate a more parallel version.
72
73 2004-09-02 Jan Hubicka <jh@suse.cz>
74
75 * gimplify.c (gimplify_compound_lval): Move "stack" varray out of
76 GGC.
77
78 * ggc-page.c: include tree-flow.h.
79 (extra_order_size_table): Add stmt_ann_d.
80 (STAT_LABEL): Rename from ....
81 (LABEL): ... this one.
82 * Makefile.in (ggc-page.o): Add dependency.
83
84 * ggc-common.c (ggc_force_collect): New global variable.
85 (loc_description): Add fields "freed", "collected"
86 (ptr_hash): New static hash
87 (ptr_hash_entry): New structure.
88 (hash_ptr,eq_ptr,ggc_prune_ptr): New static functions.
89 (ggc_record_overhead): Take ptr argument, record it
90 (ggc_prune_overhead_list, ggc_free_overhead): New functions.
91 (cmp_statistics): Imrove sorting.
92 (dump_ggc_loc_statistics): Output newly collected statistics
93 * ggc-page.c (ggc_alloc): Update call of ggc_record_overhead
94 (ggc_free): Call ggc_free_overhead.
95 (ggc_collect): Force collection when asked to be forced.
96 (ggc_collect): Call ggc_prune_overhead_list.
97 * ggc.h (ggc_force_collect): Declare
98 (ggc_record_overhead): Update prototype.
99 (ggc_free_overhead, ggc_prune_overhead_list): Declare.
100
101 2004-09-02 James E Wilson <wilson@specifixinc.com>
102
103 * common.opt (ftrapping-math): Default to on.
104
105 2004-09-02 Richard Earnshaw <rearnsha@arm.com>
106
107 * arm/predicates.md (arm_reload_memory_operand): Allow MEM.
108
109 2004-09-02 Denis Chertykov <denisc@overta.ru>
110
111 PR target/16884
112 * config/avr/avr.md ("movmemhi"): Substitute match_dup to
113 match_scratch.
114 (*movmemqi_insn): Likewise.
115 (*movmemhi): Likewise.
116 (clrmemhi): Likewise.
117 (*clrmemqi): Likewise.
118 (*clrmemhi): Likewise.
119
120 2004-09-02 Paul Brook <paul@codesourcery.com>
121
122 * config.gcc (arm*-*-eabi* | arm*-*-symbianelf*): Set
123 default_use_cxa_atexit=yes.
124
125 2004-09-02 Alan Modra <amodra@bigpond.net.au>
126
127 * config/rs6000/linux64.h: Don't include signal.h or sys/ucontext.h.
128 (struct kernel_old_ucontext): Delete.
129 (struct gcc_pt_regs, gcc_sigcontext, gcc_ucontext): New.
130 (MD_FALLBACK_FRAME_STATE_FOR): Use gcc_* structs. Only define
131 when IN_LIGGCC2.
132
133 2004-09-02 Richard Sandiford <rsandifo@redhat.com>
134
135 * toplev.c (process_options): Fix typo.
136
137 2004-09-01 Richard Henderson <rth@redhat.com>
138
139 PR middle-end/17258
140 * calls.c (initialize_argument_information): Tighten pass-through
141 conditions for pass-by-reference. Remove dead TARGET_EXPR code.
142 Use build_fold_addr_expr.
143 (emit_library_call_value_1): Use build_fold_addr_expr. Remove code
144 that assumes ADDR_EXPR allocates stack space.
145 * fold-const.c (build_fold_addr_expr_with_type): Look through
146 WITH_SIZE_EXPR.
147
148 2004-09-01 Dan Nicolaescu <dann@ics.uci.edu>
149
150 * gengenrtl.c (gendef): Use rtx_alloc, don't do PUT_CODE.
151 * ggc.h (ggc_alloc_rtx): Delete.
152
153 2004-09-01 Roger Sayle <roger@eyesopen.com>
154
155 * expmed.c (enum alg_code): Remove long unused enumeration values.
156 (struct mult_cost): New structure to hold the "score" of a synthetic
157 multiply sequence, including both a rtx_cost and a latency field.
158 (MULT_COST_LESS): New macro to compare mult_cost to a constant.
159 (CHEAPER_MULT_COST): New macro to compare two mult_costs.
160 (struct algorithm): Change type of cost field to be mult_cost.
161 (synth_mult): Change type of cost_limit argument to be a
162 pointer to a mult_cost. Update all cost comparisons to use the
163 new mult_cost infrastructure. For alg_add_factor and
164 alg_sub_factor operations, latency is lower than the rtx_cost.
165 (choose_mult_variant): Update calls to synth_mult. Perform
166 cost comparisons using the new mult_cost infrastructure.
167 (expand_mult_highpart): Use alg.cost.cost instead of alg.cost
168 to optain the total rtx_cost of a synth_mult "algorithm".
169
170 2004-09-01 David Edelsohn <edelsohn@gnu.org>
171
172 * config/rs6000/power4.md: Increase store latency to 12.
173 * config/rs6000/power5.md: Same.
174
175 2004-09-01 James E Wilson <wilson@specifixinc.com>
176
177 PR target/14064
178 * config/avr/avr.c (avr_unique_section): Delete prototype and
179 definition.
180 (TARGET_ASM_UNIQUE_SECTION): Delete.
181
182 2004-09-01 Ziemowit Laski <zlaski@apple.com>
183
184 * c-parse.in (primary): Call objc_build_message_expr(),
185 objc_build_selector_expr(), objc_build_protocol_expr(),
186 objc_build_encode_expr() and objc_build_string_object() instead of
187 build_message_expr(), build_selector_expr(), build_protocol_expr(),
188 build_encode_expr() and build_objc_string_object(), respectively.
189 (component_decl_list2): Call objc_get_class_ivars() instead of
190 get_class_ivars_from_name().
191 (keyworddecl): Call objc_build_keyword_decl() instead of
192 build_keyword_decl().
193 (receiver): Call objc_get_class_reference() instead of
194 get_class_reference().
195 (reswords): Add blank line before @@ifobjc section, for clarity.
196
197 2002-09-01 Fariborz Jahanian <fjahanian@apple.com>
198
199 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Restrict alignment
200 to Altivec vetors.
201
202 2004-09-01 Wu Yongwei <adah@sh163.net>
203 Danny Smith <dannysmith@users.sourceforge.net>
204
205 * gthr-win32.h (__gthread_recursive_mutex_t): Use 'unsigned long',
206 not Windows 'DWORD'.
207 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Correct typo.
208 (__GTHREAD_RECURSIVE_MUTEX_INIT_DEFAULT): Likewise.
209 (__gthr_win32_recursive_mutex_init_function): Add prototype for
210 __GTHREAD_HIDE_WIN32API case..
211 (__gthr_win32_recursive_mutex_lock): Likewise.
212 (__gthr_win32_recursive_mutex_trylock): Likewise.
213 (__gthr_win32_recursive_mutex_unlock): Likewise.
214 (__gthread_recursive_mutex_init_function); Add definition for
215 __GTHREAD_HIDE_WIN32API case.
216 (__gthread_recursive_mutex_lock): Correct call to InterlockedDecrement.
217 * config/i386/grthr-win32.c (__gthread_recursive_mutex_lock): Correct
218 call to InterlockedDecrement.
219
220 2004-09-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
221
222 * tree-tailcall.c (find_tail_calls): Also fail is statement has
223 volatile operands.
224
225 * tree-ssa.c (propagate_into_addr): Properly test for LHR.
226
227 * doc/c-tree.texi: Document new operands for ARRAY_REF and
228 COMPONENT_REF.
229
230 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
231
232 * Makefile.in (rtl-profile.o, value-prof.o): Add GCC_H dependency.
233 * common.opt (fspeculative-prefetching): New.
234 * flags.h (flag_speculative_prefetching_set): Declare.
235 * gcov-io.c (gcov_write_counter, gcov_read_counter): Allow negative
236 values.
237 * opts.c (flag_sepculative_prefetching_set): New variable.
238 (common_handle_option): Handle -fspeculative-prefetching.
239 * passes.c (rest_of_compilation): Ditto.
240 * profile.c (instrument_values, compute_value_histograms, branch_prob):
241 Use vectors instead of arrays.
242 * toplev.c (process_options): Handle -fspeculative-prefetching.
243 * rtl-profile.c: Include ggc.h.
244 (rtl_gen_interval_profiler, rtl_gen_pow2_profiler,
245 rtl_gen_one_value_profiler_no_edge_manipulation,
246 rtl_gen_one_value_profiler, rtl_gen_const_delta_profiler): Type of
247 argument changed.
248 * tree-profile.c (tree_gen_interval_profiler, tree_gen_pow2_profiler,
249 tree_gen_one_value_profiler, tree_gen_const_delta_profiler): Type of
250 argument changed.
251 * value-prof.c: Include ggc.h.
252 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX): New
253 macros.
254 (insn_prefetch_values_to_profile, find_mem_reference_1,
255 find_mem_reference_2, find_mem_reference, gen_speculative_prefetch,
256 speculative_prefetching_transform): New.
257 (value_profile_transformations): Call speculative_prefetching_transform.
258 (insn_values_to_profile): Call insn_prefetch_values_to_profile.
259 (insn_divmod_values_to_profile, rtl_find_values_to_profile,
260 tree_find_values_to_profile, find_values to profile): Use vectors
261 instead of arrays.
262 (free_profiled_values): Removed.
263 * value-prof.h (struct histogram_value): Renamed to
264 struct histogram_value_t.
265 (histogram_value, histogram_values): New types.
266 (find_values_to_profile): Declaration changed.
267 (free_profiled_values): Removed.
268 (struct profile_hooks): Type of argument of the hooks changed to
269 histogram_value.
270 * doc/invoke.texi (-fspeculative-prefetching): Document.
271
272 2004-09-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
273
274 PR rtl-optimization/16408
275 * gcse.c (replace_store_insn): Fix LIBCALL/RETVAL notes.
276
277 2004-09-01 Richard Henderson <rth@redhat.com>
278
279 * config/ns32k/ns32k.h (TRANSFER_FROM_TRAMPOLINE): Remove.
280 (TRAMPOLINE_TEMPLATE): Merge code from __trampoline inline.
281
282 2004-09-01 Jakub Jelinek <jakub@redhat.com>
283
284 * libgcc-std.ver (GCC_3.4.2): Export also __trampoline_setup.
285
286 2004-09-01 Mike Stump <mrs@apple.com>
287
288 * config/darwin.c (machopic_symbol_defined_p): In addition to
289 being SYMBOL_REF_LOCAL_P, a symbol must also be
290 ! SYMBOL_REF_EXTERNAL_P, as only those are _always_ locally
291 defined in this output file, or translation unit in the case
292 of IMA not being used.
293 (machopic_output_indirection): SYMBOL_REF_LOCAL_P symbols
294 never need .indirect_symbol when indirecting.
295
296 2004-09-01 Jakub Jelinek <jakub@redhat.com>
297
298 * Makefile.in (bb-reorder.o): Add several dependencies.
299
300 2004-09-01 Jakub Jelinek <jakub@redhat.com>
301
302 * fold-const.c (operand_equal_p): Require equal sign also for
303 FIX_{CEIL,TRUNC,FLOOR,ROUND}_EXPR.
304
305 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
306
307 * config.gcc (--with-cpu on ARM): Preserve the canonical cpu name
308 for use in configargs.h. Put the cname in a separate variable. Use
309 that to set target_cpu_default2.
310
311 2004-09-01 J"orn Rennecke <joern.rennecke@superh.com>
312 Nick Clifton <nickc@redhat.com>
313
314 * config/sh/sh.md ("length"): Increase branch length when
315 SH1 pic code to 18: 12 bytes of instructions, 4 byte for the
316 constant, 2 byte for aligning the constant.
317
318 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
319
320 * arm/arm-cores.def (ARM_CORE): Add new field for the real name of the
321 CPU.
322 (arm7tdmi-s): New CPU name.
323 * arm/arm.c (ARM_CORE): Update for new format.
324 * arm/arm.h (ARM_CORE): Likewise.
325 * arm/gentune.sh: Update for extra field.
326 * config.gcc: Likewise.
327 * arm/arm-tune.md: Regenerate.
328 * doc/invoke.texi: Document the real processor names for ARM cpus.
329
330 2004-09-01 Richard Earnshaw <rearnsha@arm.com>
331
332 * arm/ieee754-df.S (aeabi_ul2d, aeabi_l2d, floatundidf)
333 (floatdidf): New functions.
334 * arm/ieee754-sf.S (aeabi_ul2f, aeabi_l2f, floatundisf)
335 (floatdisf): New functions.
336 * t-arm-elf: Use them.
337
338 2004-09-01 Ziemowit Laski <zlaski@apple.com>
339
340 * c-common.h (lookup_interface): Remove prototype.
341 (is_class_name): Rename to objc_is_class_name.
342 (lookup_objc_ivar): Rename to objc_lookup_ivar.
343 (get_current_scope): Rename to objc_get_current_scope.
344 * c-decl.c (get_current_scope): Rename to objc_get_current_scope.
345 * c-parse.in (parmlist_or_identifiers_1): Get rid of unused variable.
346 (yylexname): Call objc_is_class_name() instead of is_class_name().
347 * c-typeck.c (build_external_ref): Call objc_lookup_ivar()
348 instead of lookup_objc_ivar().
349 * stub-objc.c (lookup_interface): Remove stub.
350 (is_class_name): Rename to objc_is_class_name.
351 (lookup_objc_ivar): Rename to objc_lookup_ivar.
352
353 2004-08-31 Mark Mitchell <mark@codesourcery.com>
354
355 * config.gcc (arm*-*-symbianelf*): Do not include t-bpabi.
356 * config/arm/lib1funcs.asm: Do not include supplemental .S files
357 when compiling for Symbian.
358 * config/arm/symbian.h (RENAME_LIBRARY): New macro.
359 (TARGET_OS_CPP_BUILTINS): Likewise.
360 * config/arm/t-symbian (LIB1ASMFUNCS): Define.
361
362 2004-08-31 Stan Shebs <shebs@apple.com>
363
364 * toplev.c (process_options): Ensure debug_hooks is initialized.
365
366 2004-08-31 Mark Mitchell <mark@codesourcery.com>
367
368 * target-def.h (TARGET_CXX): Add TARGET_CXX_EXPORT_CLASS_DATA.
369 * target.h (cxx): Add export_class_data.
370 * config/arm/arm.c (arm_cxx_export_class_data): New function.
371 (TARGET_CXX_EXPORT_CLASS_DATA): Use it.
372 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Document it.
373
374 2004-08-31 Kaz Kojima <kkojima@gcc.gnu.org>
375
376 * config/sh/sh.c (output_branch): Check the insn length possibly
377 in the delayed slot.
378
379 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
380
381 * tree-pretty-print.c (dump_generic_node, case CONVERT_EXPR): Add
382 blank after ')'.
383 (op_symbol, case *_{DIV,MOD}_EXPR): Say what rounding is being used.
384
385 * c-common.c (c_alignof_expr): Use DECL_ALIGN_UNIT and TYPE_ALIGN_UNIT.
386 (c_sizeof_of_alignof_type): Likewise.
387 * expr.c (array_ref_element_size): Likewise.
388 (highest_pow2_factor_for_target): Likewise.
389 * gimplify.c (canonicalize_addr_expr): Likewise.
390 (gimplify_compound_lval): Likewise.
391 * stor-layout.c (finalize_record_size, finalize_type_size): Likewise.
392 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
393 * varasm.c (assemble_variable): Likewise.
394 (output_constant_def_contents): Alignments are unsigned.
395
396 2004-08-31 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
397 Jeff Law <law@redhat.com>
398
399 * tree-cfg.c (cfg_remove_useless_stmts_bb): Also invalidate if VAL
400 gets modified.
401
402 2004-08-31 Mark Mitchell <mark@codesourcery.com>
403
404 * hooks.c (hook_bool_void_true): New function.
405 * hooks.h (hook_bool_void_true): Declare.
406 * target-def.h (TARGET_CXX): Add
407 TARGET_CXX_KEY_METHOD_MAY_BE_INLINE.
408 * target.h (struct cxx): Add key_method_may_be_inline.
409 * config/arm/arm.c (arm_cxx_key_method_may_be_inline): New
410 function.
411 (TARGET_CXX_KEY_METHOD_MAY_BE_INLINE): New macro.
412 * config/arm/bpabi.h: Use __THUMB_INTERWORK__ instead of
413 __THUMB_INTERWORK.
414
415 2004-08-31 Denis Chertykov <denisc@overta.ru>
416
417 PR target/15417
418 * config/avr/avr.c (avr_hard_regno_mode_ok): Enable usage of
419 frame pointer register only in Pmode while reload in progress.
420
421 2004-08-31 Stephane Carrez <stcarrez@nerim.fr>
422
423 PR target/15334
424 * config/m68hc11/m68hc11.c (m68hc11_override_options): Disable -fweb
425 because it breaks the 32-bit shift patterns that rely on a match_dup.
426
427 2004-08-31 Matt Austern <austern@apple.com>
428
429 * config/darwin.c (darwin_make_decl_one_only): Allocate section
430 names once per compilation, instead of once per symbol.
431
432 2004-08-31 Paolo Bonzini <bonzini@gnu.org>
433
434 * Makefile.in (build_subdir): New substitution.
435 (fixinc.sh): Simplify heavily since fixincludes is already built.
436 (stmp-fixinc): Depend on specs.ready.
437 (install-mkheaders): Use new location of fixincludes.
438 (clean): Do not descend into fixinc.
439 (FORBUILD): Replace with ../$(build_subdir).
440 * configure.ac (build_subdir): Substitute.
441 (FORBUILD): Do not set.
442 (all_outputs): Remove fixinc/Makefile.
443 (default commands): Do not create links in fixinc.
444 * mkfixinc.sh: New, from fixinc/mkfixinc.sh without
445 the fixincludes configuration steps and substituting
446 @FIXINCL@ in fixinc.in.
447 * fixinc.in: New, from fixinc/fixincl.sh.
448
449 * fixinc/*: Removed.
450
451 2004-08-31 Joseph S. Myers <jsm@polyomino.org.uk>
452
453 * attribs.c (strip_attrs): Remove.
454 (split_specs_attrs): Move ...
455 * c-decl.c: ... to here.
456 * tree.h (split_specs_attrs, strip_attrs): Remove.
457 * c-tree.h (split_specs_attrs): Declare.
458
459 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
460
461 * read-rtl.c: Disable RTL checking.
462 (apply_macro_to_rtx): Use XTMPL to access 'T' fields.
463
464 2004-08-31 Richard Sandiford <rsandifo@redhat.com>
465
466 * config/mips/mips.md (fcond): New code macro and attribute.
467 (sunordered_[sd]f, suneq_[sd]f, sunlt_[sd]f, sunle_[sd]f)
468 (seq_[sd]f, slt_[sd]f, sle_[sd]f): Redefine using :SCALARF and fcond.
469 (sgt_[sd]f, sge_[sd]f): Redefine using :SCALARF.
470
471 2004-08-30 Mark Mitchell <mark@codesourcery.com>
472
473 Revert:
474 2004-08-29 Mark Mitchell <mark@codesourcery.com>
475 PR rtl-optimization/16590
476 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
477
478 2004-08-30 Andrew Pinski <apinski@apple.com>
479
480 * hard-reg-set.h:
481 s/HOST_BITS_PER_WIDES_FAST_INT/HOST_BITS_PER_WIDEST_FAST_INT.
482 * ChangeLog: Fix previous ChangeLog entry.
483
484 PR rtl-opt/13987
485 * config.host (use_long_long_for_widest_fast_int): New, default is
486 off.
487 (ia64-*-hpux*): Enable use_long_long_for_widest_fast_int.
488 * configure.ac: If use_long_long_for_widest_fast_int, then
489 define USE_LONG_LONG_FOR_WIDEST_FAST_INT.
490 * configure: Regenerate.
491 * config.in: Regenerate.
492 * hwint.h (HOST_WIDEST_FAST_INT, HOST_BITS_PER_WIDEST_FAST_INT):
493 New: widest integer type supported efficiently in hardware for the
494 host.
495 * sbitmap.h (SBITMAP_ELT_BITS): Define based on
496 HOST_BITS_PER_WIDEST_FAST_INT.
497 (SBITMAP_ELT_TYPE): Define based on HOST_WIDEST_FAST_INT.
498 * hard-reg-set.h (HARD_REG_ELT_TYPE): Define based on
499 HOST_WIDEST_FAST_INT
500 instead of HOST_WIDE_INT.
501 (HARD_REG_SET_LONGS): Likewise.
502 (UHOST_BITS_PER_WIDE_INT): Likewise.
503 Change the checks for the fast cases to be based on
504 HOST_BITS_PER_WIDEST_FAST_INT instead of HOST_BITS_PER_WIDE_INT.
505
506 2004-08-30 Steven Bosscher <stevenb@suse.de>
507
508 * cfgcleanup.c (merge_memattrs): Look at the value of MEM_SIZE,
509 not the pointers.
510
511 2004-08-30 Geoffrey Keating <geoffk@apple.com>
512
513 PR 12738
514 PR 17205
515 Radar 3460526
516 Radar 3775729
517 * c-decl.c (grokdeclarator): Produce error for 'static' on local
518 function declaration.
519
520 2004-08-30 Richard Henderson <rth@redhat.com>
521
522 * expr.c (array_ref_element_size): Force aligned_size back to
523 sizetype.
524 (component_ref_field_offset): Similarly for aligned_offset.
525 * tree.c (recompute_tree_invarant_for_addr_expr): Mark raw
526 low-bound, element-size, field-offset fields rather than
527 computed values.
528
529 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
530
531 * c-parse.in (parmlist_or_identifiers_1): Remove unreachable and
532 redundant code.
533
534 2004-08-30 Joseph S. Myers <jsm@polyomino.org.uk>
535
536 * c-tree.h (struct language_function): Add arg_info element.
537 * c-decl.c (current_function_arg_info): New.
538 (grokdeclarator, store_parm_decls): Use it instead of
539 DECL_ARGUMENTS.
540 (c_push_function_context, c_pop_function_context): Save and
541 restore it.
542
543 2004-08-30 Richard Henderson <rth@redhat.com>
544
545 * c-typeck.c (build_unary_op): Don't expand ADDR_EXPR of a
546 COMPONENT_REF to pointer arithmetic.
547 * varasm.c (initializer_constant_valid_p): Allow "&(*c).f", for
548 constant "c" as a valid constant initializer. Allow narrowing of
549 differences against the same base object, for any base object.
550
551 2004-08-30 Richard Henderson <rth@redhat.com>
552
553 * expr.c (expand_expr_addr_expr): New.
554 (expand_expr_real_1) <case ADDR_EXPR>: Use it.
555
556 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
557
558 * config/mips/mips.c (MIPS_FP_CONDITIONS): New macro.
559 (mips_fp_condition): New enum.
560 (mips_fp_conditions): New array.
561 (print_fcc_operand): Delete.
562 (print_operand): Remove %V, %v and %Q. Redefine %Z so that it prints
563 the operand and comma if and only if ISA_HAS_8CC. Add %Y.
564 (builtin_description): Add "cond" field.
565 (DIRECT_BUILTIN): Initialize it.
566 (CMP_{SCALAR,PS,4S}_BUILTINS, MOVTF_BUILTINS): Split INSN parameter
567 into INSN and CODE. Initialize the "cond" field.
568 (CMP_BUILTINS): Update accordingly.
569 (mips_bdesc): Use MIPS_FP_CONDITIONS to invoke CMP_BUILTINS.
570 (mips_expand_builtin_movtf, mips_expand_builtin_compare): Take the
571 mips_fp_condition as argument. Make it the final operand of the
572 comparison instruction.
573 (mips_expand_builtin): Update accordingly.
574 * config/mips/mips.md (UNSPEC_C_*, UNSPEC_CABS_*): Delete.
575 (UNSPEC_C, UNSPEC_CABS): New constants. Shuffle others to fill
576 the gaps.
577 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps, bc1any[24][ft]):
578 Don't use the 'Q' operand prefix; just print the operand normally.
579 (mips_cabs_*, mips_c_*): Delete, replacing with...
580 (mips_c_cond_{ps,4s}, mips_cabs_cond_{s,d,ps,4s}): ...these new
581 patterns. Split the 4s versions into 2 ps patterns after reload.
582
583 2004-08-30 Richard Henderson <rth@redhat.com>
584
585 * fold-const.c (tree_expr_nonzero_p): Use get_base_address before
586 assuming an ADDR_EXPR is non-null.
587
588 2004-08-30 Jason Merrill <jason@redhat.com>
589
590 * gthr-posix.h, gthr-dce.h: Add #pragma weaks.
591
592 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
593
594 * gcov-io.c (GCOV_CHECK): Use gcc_assert when available.
595 * gcov.c (abort): Remove undef.
596
597 * tree.h (BINFO_PRIMARY_BASE_OF): Remove.
598 (struct tree_binfo): Remove primary field.
599
600 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
601
602 * fixinc/Makefile.in (machname.h): Remove.
603 (fixincl.x): Do not pass $@ to genfixes.
604 * fixinc/genfixes: Remove code to produce machname.h.
605 * fixinc/fixincl.sh: Move it here instead.
606 * fixinc/fixlib.c: Do not conditionalize on MN_NAME_PAT's presence,
607 instead check if pz_mn_name_pat is NULL. Make mn_get_regexps
608 return a bool indicating whether pz_mn_name_pat is NULL.
609 * fixinc/fixlib.h: Do not conditionalize on MN_NAME_PAT's presence.
610 Declare extern C variables for the ENV_TABLE.
611 * fixinc/fixfixes.c: Do not conditionalize on MN_NAME_PAT's presence,
612 instead use the result of mn_get_regexps.
613 * fixinc/fixtests.c: Likewise.
614
615 2004-08-30 Paolo Bonzini <bonzini@gnu.org>
616
617 * configure.ac: Do not run fixincludes after stage1 during
618 toplevel bootstrap.
619 * configure: Regenerate.
620
621 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
622
623 * sched-deps.c (get_condition): Partially revert previous, by never
624 trying to extract the condition from a condjump.
625
626 2004-08-30 Nathan Sidwell <nathan@codesourcery.com>
627
628 * c-common.c (c_sizeof_or_alignof_type): Use gcc_assert.
629 (handle_visibility_attribute, c_determine_visibility): Likewise.
630 * c-common.h (my_friendly_assert): Remove.
631
632 2004-08-30 Richard Sandiford <rsandifo@redhat.com>
633
634 * config/mips/mips.md (UNSPEC_{RSQRT,RECIP}[12]_{S,D,PS}): Delete.
635 (UNSPEC_{RSQRT,RECIP}[12]): New constants.
636 (UNSPEC_MOVE_TF_PS): Renumber to avoid gaps.
637 * config/mips/mips-ps-3d.md (*movcc_v2sf_[sd]i): Use :GPR.
638 (mips_{rsqrt,recip}[12]_{s,d,ps}): Use :ANYF.
639
640 2004-08-30 Diego Novillo <dnovillo@redhat.com>
641
642 * tree-pretty-print.c (dump_generic_node): Handle VALUE_HANDLE
643 in COMPONENT_REF nodes.
644
645 2004-08-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
646
647 PR c++/15378
648 * c-opts.c (c_common_handle_option): <case OPT_Werror> set
649 global_dc->warning_as_error_requested.
650 * diagnostic.c (diagnostic_initialize): Tidy.
651 * diagnostic.h (diagnostic_context::x_data): Remove
652 (diagnostic_context::issue_warnings_are_errors_message): Rename
653 from warnings_are_errors_message.
654 (diagnostic_context::warning_as_error_requested): New.
655
656 2004-08-30 Richard Earnshaw <rearnsha@arm.com>
657
658 * sched-deps.c (get_condition): Fix breakage in previous patch.
659
660 2004-08-30 Paul Brook <paul@codesourcery.com>
661
662 * doc/install.texi: Fix broken mpfr link.
663
664 2004-08-29 David O'Brien <obrien@FreeBSD.org>
665
666 * config/rs6000/sysv4.h (LINK_OS_FREEBSD_SPEC): Sync '-p' handling with
667 other FreeBSD platforms.
668
669 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
670
671 * arm.h (REVERSE_CONDITION): Define.
672 (REVERSIBLE_CC_MODE): All comparisons are now reversible.
673
674 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
675
676 * flow.c (REVERSE_CONDEXEC_PREDICATES_P): Use the whole comparison, not
677 just the codes, call reversed_comparison_code ().
678 (ior_reg_cond): Update arguments to REVERSE_CONDEXEC_PREDICATES_P.
679 (not_reg_cond): Use reversed_comparison_code.
680 (and_reg_cond): Likewise.
681 * ifcvt.c (cond_exec_process_if_block): Likewise.
682 * doc/tm.texi (REVERSE_CONDEXEC_PREDICATES_P): Update documentation.
683
684 2004-08-29 Richard Earnshaw <rearnsha@arm.com>
685
686 * sched-deps.c (get_condition): Rewrite using jump support functions.
687 Use reversed_comparison_code.
688 (conditions_mutex_p): Use reversed_comparison_code.
689
690 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
691
692 * config/mips/mips.c (override_options): Disable hot/cold partitioning
693 for MIPS16.
694
695 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
696
697 * config/mips/mips.h (mips_builtins, mips_cmp_choice): Delete.
698 (mips_function_type): Move to mips.c.
699 * config/mips/mips.c (mips_builtin_type): New enum.
700 (builtin_description): Replace code and ftype with builtin_type
701 and function_type.
702 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS, CMP_4S_BUILTINS)
703 (MOVTF_BUILTINS, CMP_BUILTINS): New macros.
704 (CODE_FOR_mips_abs_ps): Define.
705 (mips_bdesc): Use new macros.
706 (mips_expand_builtin): Use builtin_type. Update calls to subroutines.
707 (mips_init_builtins): Use the mips_bdesc[] index as the function code.
708 (mips_expand_builtin_direct): New function.
709 (mips_expand_builtin_movtf): Renamed from mips_expand_ps_cond_move_
710 builtin. Replace boolean parameter with builtin_type.
711 (mips_expand_compare_builtin, mips_expand_scalar_compare_builtin)
712 (mips_expand_4s_compare_builtin): Delete, replacing with...
713 (mips_expand_builtin_compare): ...this new function.
714
715 2004-08-29 Mark Mitchell <mark@codesourcery.com>
716
717 PR rtl-optimization/16590
718 * gcse.c (pre_delete): Do not create invalid REG_EQUAL notes.
719
720 2004-08-29 Diego Novillo <dnovillo@redhat.com>
721
722 * tree-ssa-ccp.c (ccp_visit_stmt): Remove #if 0 guards.
723 * tree-ssa-propagate.c: Fix documentation.
724
725 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
726
727 * config/mips/mips.md (*mov[sd]f_on_*): Redefine using :SCALARF.
728 (mov[sd]fcc): Likewise.
729
730 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
731
732 * config/mips/mips.md (cmp[sd]f): Redefine using :SCALARF.
733
734 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
735
736 * config/mips/mips.md (divide_condition): New mode attribute.
737 (div[sd]f3, *div[sd]f3): Use it. Redefine using :SCALARF.
738 (sqrt[sd]f3): Redefine using SCALARF.
739 (*recip[sd]f3, *rsqrt<mode>[ab]): Likewise. Name formerly unnamed
740 patterns.
741
742 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
743
744 * config/mips/mips.md (ANYF, SCALARF): New mode macros.
745 (loadx, storex, fmt, UNITMODE): New mode attributes.
746 (add{sf,df,v2sf}3, sub{sf,df,v2sf}3): Redefine using :ANYF.
747 (mul[sd]f3): Redefine using :SCALARF.
748 (*mul[sd]f3): Renamed from mul[sd]f3_internal. Use :SCALARF.
749 (*mul[sd]3_r4300): Likewise mul[sd]f3_r4300.
750 (*m{add,sub}{sf,df,v2sf}3): Name formerly unnamed patterns. Use :ANYF.
751 Check TARGET_FUSED_MADD for V2SF too.
752 (*nm{add,sub}{sf,df,v2sf}3{,_fastmath}): Likewise, except v2sf patterns
753 were already named.
754 (abs{sf,df,v2sf}3, neg{sf,df,v2sf}3): Redefine using :ANYF.
755 (*[sl][wd]xc1_[sd]i): Redefine using :ANYF.
756
757 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
758
759 * config/mips/mips.c (mips_init_builtins): Simplify. Only create
760 V2SF_type_node if it will be needed.
761
762 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
763
764 * config/mips/mips.h (MIPS_CMP_MOVT, MIPS_CMP_MOVF): Delete.
765 * config/mips/mips.c (mips_prepare_builtin_arg): New function.
766 (mips_prepare_builtin_target): New function.
767 (mips_expand_builtin): Use them. Update calls to subroutines.
768 (mips_expand_ps_cond_move_builtin): Use the new functions. Replace
769 cmp_choice with a boolean argument to select between movt and movf.
770 Take the comparison's icode as an argument, not the function's fcode.
771 (mips_expand_compare_builtin): New function. Rename existing function
772 to mips_expand_scalar_compare_builtin.
773 (mips_expand_scalar_compare_builtin, mips_expand_4s_compare_builtin)
774 (mips_expand_ps_compare_builtin): Use the new functions. Take the
775 comparison's icode as an argument, not the builtin's fcode.
776
777 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
778
779 * config/mips/mips.c (print_operand): Remove '%Y' and '%y'.
780 (mips_expand_4s_compare_builtin): Redefine CCV4 to be 0 if all
781 registers are false and -1 if all registers are true.
782 (mips_expand_ps_compare_builtin): Likewise CCV2. Use subregs for
783 MIPS_CMP_UPPER and MIPS_CMP_LOWER.
784 * config/mips/mips.md (mips_cond_move_tf_ps): Use %Q rather than %y.
785 (bc1any4t, bc1any4f): Adjust for new CCV4 interpretation.
786 (bc1any2t, bc1any2f): Likewise CCV2.
787 (bc1upper2t, bc1lower2t, bc1upper2f, bc1lower2f): Delete.
788
789 2004-08-29 Richard Sandiford <rsandifo@redhat.com>
790
791 * config/mips/mips.md (UNSPEC_MOVE_TF_PS): New.
792 * config/mips/mips-ps-3d.md (mips_cond_move_tf_ps): Express as an
793 UNSPEC rather than an IF_THEN_ELSE.
794 * config/mips/mips.c (mips_expand_ps_cond_move_builtin): Emit
795 mips_cond_move_tf_ps by name.
796
797 2004-08-29 Chao-ying Fu <fu@mips.com>
798 James E Wilson <wilson@specifixinc.com>
799
800 * config/mips/mips-modes.def (V2SF, CCV2, CCV4): New modes. Give CCV2
801 8 byte size and alignment. Give CCV4 16 byte size and alignment.
802 * config/mips/mips-ps-3d.md: New file.
803 * config/mips/mips.c (TARGET_VECTOR_MODE_SUPPORTED_P,
804 TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
805 (mips_const_insns): Handle CONST_VECTOR the same as CONST_DOUBLE.
806 (mips_output_move): Emit "mov.ps" for V2SFmode.
807 (mips_arg_info): Add checks for VECTOR_FLOAT_TYPE_P and
808 MODE_VECTOR_FLOAT.
809 (override_options): Check if TARGET_MIPS3D and there was an explicit
810 !TARGET_PAIRED_SINGLE_FLOAT. Set MASK_PAIRED_SINGLE, if TARGET_MIPS3D.
811 Check if TARGET_FLOAT64 and TARGET_HARD_FLOAT are both true, when
812 TARGET_PAIRED_SINGLE_FLOAT is true. Check if the ISA supports
813 TARGET_PAIRED_SINGLE_FLOAT. Allow MODE_VECTOR_FLOAT in fp registers,
814 and allow CCV2 and CCV4 to occupy two and four CC registers.
815 (print_fcc_operand): New function.
816 (print_operand): Add %Y, %y, %V, %v, %Q for CCV2, CCV4, CC. Modify
817 %Z to call print_fcc_operand.
818 (mips_function_value): Handle MODE_VECTOR_FLOAT.
819 (mips_class_max_nregs): Check for ST_REGS, and handle CCmodes.
820 (mips_vector_mode_supported_p): New function.
821 (mips_hard_regno_nregs): Check for ST_REG_P, and handle CCmodes.
822 (builtin_description): New struct.
823 (mips_bdesc): New array of struct builtin_description.
824 (mips_expand_builtin, mips_init_builtins,
825 mips_expand_ps_cond_move_builtin, mips_expand_4s_compare_builtin,
826 mips_expand_compare_builtin, mips_expand_ps_compare_builtin): New
827 functions.
828 * config/mips/mips.h (MASK_PAIRED_SINGLE, MASK_MIPS3D): New defines.
829 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D): New defines.
830 (TARGET_CPU_CPP_BUILTINS): Add __mips_paired_single_float.
831 (TARGET_SWITCHES): Added "-mpaired-single", "-mno-paired-single",
832 "-mips3d", and "-mno-mips3d".
833 (ASM_SPEC): Map -mips3d to -mips3d in gas.
834 (EXTRA_CONSTRAINT_Y): New macro.
835 (EXTRA_CONSTRAINT_STR): Renamed from EXTRA_CONSTRAINT. Add new
836 multi-letter constraint 'Y'.
837 (CONSTRAINT_LEN): New macro.
838 (enum mips_builtins): New for MIPS builtin functions.
839 (enum mips_function_type): New for the types of MIPS builtin functions.
840 (enum mips_cmp_choice): New for the MIPS comparison builtin functions.
841 * config/mips/mips.md: New constants for paired single and MIPS-3D
842 instructions. Include the new mips-ps-3d.md file.
843 (addv2sf3, subv2sf3, mulv2sf3, absv2sf2, negv2sf2, movv2sf,
844 movv2sf_hardfloat_64bit): New named patterns.
845 (madd.ps, msub.ps, nmaddv2sf, nmaddv2sf_fastmath, nmsubv2sf,
846 nmsubv2sf_fastmath, ldxc1_v2sf_si, ldxc1_v2sf_di, sdxc1_v2sf_si,
847 sdxc1_v2sf_di): New unnamed patterns.
848 * config/mips/predicates.md (const_0_operand, const_1_operand): Add
849 const_vector support.
850 (const_0_or_1_operand): New predicate.
851 * doc/invoke.texi (MIPS Options): Add -mpaired-single and -mips3d.
852
853 2004-08-29 Diego Novillo <dnovillo@redhat.com>
854
855 * Makefile.in (OBJS-common): Add tree-ssa-propagate.o
856 (tree-ssa-propagate.o): New rule.
857 (GTFILES): Add tree-ssa-propagate.c.
858 * tree-flow.h (struct stmt_ann_d): Remove field
859 in_ccp_worklist.
860 * tree-ssa-propagate.c: New file.
861 * tree-ssa-propagate.h: New file.
862 * tree-ssa-ccp.c: Re-write to use the routines from
863 tree-ssa-propagate.c.
864
865 2004-08-28 Andrew Pinski <apinski@apple.com>
866
867 * tree-ssa-loop.c: Remove extra include of basic-block.h.
868
869 2004-08-28 Ziemowit Laski <zlaski@apple.com>
870
871 * c-common.h: Update comments about ObjC/ObjC++ entry points.
872 (objc_is_reserved_word): New prototype.
873 (get_current_scope, objc_mark_locals_volatile): Move prototypes to
874 separate section; these are call-backs.
875 * c-lex.c (c_lex_with_flags): Call objc_is_reserved_word() to detect
876 ObjC/ObjC++ "@" keywords.
877 * c-tree.h (get_current_scope, objc_mark_locals_volatile): Remove
878 prototypes; they already live in c-common.h.
879 * stub-objc.c: Update copyright notice.
880 (objc_is_reserved_word): New stub.
881
882 2004-08-28 Nathan Sidwell <nathan@codesourcery.com>
883
884 * system.h (gcc_assert): Remove __builtin_expect. Evaluate EXPR
885 even when not checking.
886
887 2004-08-27 Jason Merrill <jason@redhat.com>
888
889 PR c++/13684
890 * gimplify.c (gimplify_cleanup_point_expr): Handle CLEANUP_EH_ONLY.
891 (gimple_push_cleanup): Add eh_only parm.
892 (gimplify_target_expr): Pass it.
893 * c.opt (-fno-threadsafe-statics): New option.
894 * c-opts.c (c_common_handle_option): Handle it.
895 * c-common.h (flag_threadsafe_statics): Declare it.
896 * c-common.c (flag_threadsafe_statics): Record it.
897 * doc/invoke.texi: Document it.
898 * tsystem.h (_GNU_SOURCE): Define.
899 * gthr-posix.h (__gthread_recursive_mutex_t): New typedef.
900 (__GTHREAD_RECURSIVE_MUTEX_INIT): New macro.
901 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): New macro.
902 (__gthread_recursive_mutex_init_function): New fn.
903 (__gthread_recursive_mutex_lock): New fn.
904 (__gthread_recursive_mutex_trylock): New fn.
905 (__gthread_recursive_mutex_unlock): New fn.
906 * gthr-solaris.h, gthr-single.h, gthr-dce.h: Likewise.
907 * gthr-win32.h, gthr-vxworks.h: Likewise.
908 * gthr.h: Document.
909
910 2004-08-27 David Edelsohn <edelsohn@gnu.org>
911
912 * config/rs6000/rs6000.c (rs6000_override_options): Increase
913 maximum skip to 15. Set function alignment, jump alignment, and
914 loop alignment to 16 for processors that form dispatch groups.
915 (rs6000_rtx_costs): outer_code is used.
916
917 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
918
919 * stor-layout.c (sizetype_set): Remove.
920 (set_sizetype): Don't test or set it.
921
922 * tree.h (size_int_type): Remove.
923 * fold-const.c: Do not #include gt-fold-const.h.
924 (size_htab_hash, size_htab_eq): Remove.
925 (size_int_kind): Use build_int_cst.
926 (new_const, size_htab): Remove.
927 (size_int_type): Remove.
928 (round_up): Use build_int_cst.
929 (round_down): Likewise. Remove spurious constant build.
930
931 2004-08-27 Nathan Sidwell <nathan@codesourcery.com>
932
933 * configure.ac: Add ENABLE_ASSERT_CHECKING control.
934 Add is_release variable, use it for --enable-werror and
935 --enable-checking defaults.
936 * system.h (gcc_assert, gcc_unreachable): New.
937 * doc/install.texi (--enable-checking): Update.
938 * configure, config.in: Rebuilt.
939
940 2004-08-26 Richard Sandiford <rsandifo@redhat.com>
941
942 * rtl.h (read_rtx): Change prototype.
943 * read-rtl.c (read_rtx): Provide the caller with both an rtx and a
944 line number. Return true on success.
945 * gensupport.c (process_include, init_md_reader_args_cb): Adjust
946 callers accordingly.
947
948 2004-08-26 Richard Henderson <rth@redhat.com>
949
950 * c-typeck.c (build_offsetof): Remove.
951 * c-tree.h (build_offsetof): Remove.
952 * c-common.c (fold_offsetof_1, fold_offsetof): New.
953 * c-common.h (fold_offsetof): Declare.
954 * c-parse.in (offsetof_base): New.
955 (offsetof_member_designator): Use it. Build references, not just
956 a tree list.
957 (primary): Use fold_offsetof, not build_offsetof.
958
959 2004-08-26 Richard Henderson <rth@redhat.com>
960
961 * tree.c (staticp): Return the static object.
962 * tree.h (staticp): Update decl.
963 * langhooks.h (struct lang_hooks): Change staticp return type to tree.
964 * langhooks.c (lhd_staticp): Return NULL_TREE.
965 * langhooks-def.h (lhd_staticp): Update decl.
966 * c-common.c (c_staticp): Return the static object.
967 * c-common.h (c_staticp): Update decl.
968
969 2004-08-26 Richard Henderson <rth@redhat.com>
970
971 * config/alpha/alpha.h (HARD_REGNO_MODE_OK): Allow complex float
972 modes.
973
974 2004-08-26 Joseph S. Myers <jsm@polyomino.org.uk>
975
976 PR c/13801
977 * c-decl.c (struct c_binding): Add type and inner_comp fields.
978 (bind): Set type and inner_comp fields.
979 (pop_scope): Restore type of decl to the correct type from an
980 outer scope. Give error when popping file scope for incomplete
981 arrays completed incompatibly with default initialization in an
982 inner scope.
983 (diagnose_mismatched_decls): Handle externs with initializers at
984 block scope.
985 (pushdecl): Set type of external declaration at block scope based
986 only on the visible declarations. Save type when changing the
987 type of a declaration. Merge an external declaration at block
988 scope with a visible static declaration at file scope.
989 (implicitly_declare): Give recycled old declaration the new type
990 except for incompatible declarations of built-in functions, saving
991 the old type.
992
993 2004-08-26 Ziemowit Laski <zlaski@apple.com>
994
995 * c-parse.in (OBJC_TYPE_QUAL): New %token for ObjC use.
996
997 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
998
999 * tree-alias-common.c (gate_pta): New function.
1000 (pass_build_pta): Use it.
1001 (pass_del_pta): Use it.
1002 (delete_alias_vars): Don't check flag_tree_points_to.
1003
1004 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1005
1006 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Added
1007 TFmode as additional register mode cloberred by call.
1008
1009 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1010
1011 * config/rs6000/rs6000.c (rs6000_libcall_value): Generate
1012 parallel pattern for library call returning DImode in
1013 mixed mode.
1014
1015 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1016
1017 * config/rs6000/rs6000.c (function_arg): Generate parallel
1018 pattern for more split args.
1019
1020 2004-08-26 Fariborz Jahanian <fjahanian@apple.com>
1021
1022 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Call
1023 either gen_movdi_di_update or gen_movdi_si_update depending on
1024 target mode.
1025 * config/rs6000/rs6000.md (movdi_update): Changed to movdi_<mode>_update,
1026 to generate two versions.
1027
1028 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
1029
1030 * Makefile.in (lambda-code.o): New.
1031 (lambda-trans.o): Ditto.
1032 (TREE_DATA_REF_H): Ditto.
1033 (LAMBDA_H): Ditto.
1034 (lambda-mat.o): Use LAMBDA_H.
1035 (tree-data-ref.o): Ditto.
1036 * lambda-code.c: New file. Lambda code generation algorithm.
1037 * lambda-trans.c: Ditto. Lambda transformation matrix support.
1038 * lambda.h: Add lambda loop structures.
1039 Add lambda loopnest structures.
1040 Add lambda body vector structure.
1041 Add lambda linear expression structures.
1042 Add prototypes for functions in new files.
1043 * lambda-mat.c: Include tree.h
1044
1045 2004-08-26 Daniel Berlin <dberlin@dberlin.org>
1046 Sebastian Pop <pop@cri.ensmp.fr>
1047
1048 * tree-data-ref.h: Include lambda.h
1049 (free_dependence_relation): Declared here.
1050 (free_dependence_relations): Ditto.
1051 (free_data_refs): Ditto.
1052 * tree-data-ref.c (free_dependence_relation): New function.
1053 (free_dependence_relations): Ditto.
1054 (free_data_refs): Ditot.
1055 (analyze_all_data_dependences): Free datarefs and dependence_relations.
1056 (build_classic_dist_vector): Store in the dependence_relations the
1057 information. Each arc in the dependence_relations graph is labelled
1058 with the distance and direction vectors.
1059 (build_classic_dir_vector): Ditto.
1060 (compute_rw_wr_ww_dependences): Renamed again compute_all_dependences.
1061 Now computes again the whole dependence graph including read-read
1062 relations.
1063 (compute_data_dependences_for_loop): Now dependence_relations contains
1064 all the data, and thus it doesn't need to initialize the classic_dir
1065 and classic_dist vectors.
1066 (analyze_all_data_dependences): Adjusted for using the new interface of
1067 compute_data_dependences_for_loop. Remove the statistics dump.
1068
1069 2004-08-26 Bob Wilson <bob.wilson@acm.org>
1070
1071 * config/xtensa/xtensa.c (xtensa_ld_opcodes, xtensa_st_opcodes): Delete.
1072 (xtensa_expand_block_move): Update comment.
1073 (override_options): Remove initialization of xtensa_{ld,st}_opcodes.
1074
1075 2004-08026 Richard Earnshaw <rearnsha@arm.com>
1076
1077 PR target/13506
1078 * toplev.c (crash_signal): If we crashed while emitting
1079 a user asm, then die more gracefully.
1080
1081 2004-08-26 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1082
1083 PR target/17119.
1084 * config/m32r.c (gen_compare): Use reg_or_int16_operand when
1085 checking for a valid constant, regardless of sign.
1086
1087 2004-08-25 Richard Henderson <rth@redhat.com>
1088
1089 PR target/16974
1090 * config/alpha/alpha.md (adddi_fp_hack): Don't rely on splitting
1091 if the constant satisfies add_operand.
1092
1093 2004-08-25 Richard Henderson <rth@redhat.com>
1094
1095 PR debug/10695
1096 * config/alpha/alpha.c (emit_frame_store_1, emit_frame_store): New.
1097 (alpha_expand_prologue): Handle >32-bit frames. Generate proper
1098 unwind info for >16-bit frames.
1099
1100 2004-08-25 Richard B. Kreckel <richard.kreckel@framatome-anp.com>
1101
1102 PR target/17171
1103 * config/i386/gas.h (ASM_COMMENT_START): Define to "#".
1104
1105 2004-08-25 Richard Henderson <rth@redhat.com>
1106
1107 * config/alpha/alpha.c (alpha_cannot_force_const_mem): New.
1108 (TARGET_CANNOT_FORCE_CONST_MEM): New.
1109
1110 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
1111
1112 * doc/tree-ssa.texi: Document new operand iterator.
1113
1114 2004-08-26 Alan Modra <amodra@bigpond.net.au>
1115
1116 PR target/16480
1117 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Don't abort
1118 on "(mem (symbol_ref ..))" rtl. Look at LO_SUM base regs as well
1119 as PLUS base regs.
1120
1121 2005-08-28 Paul Brook <paul@codesourcery.com>
1122
1123 * config/arm/symbian.h (SUBTARGET_ASM_FLOAT_SPEC): Default to
1124 -mfpu=vfp -march=armv5t
1125 * config/arm/t-symbian: Change multilib to mfloat-abi=softfp.
1126
1127 2004-08-25 Richard Henderson <rth@redhat.com>
1128
1129 * target-def.h (TARGET_SCALAR_MODE_SUPPORTED_P): New.
1130 * target.h (struct gcc_target): Add scalar_mode_supported_p.
1131 * targhooks.c (default_scalar_mode_supported_p): New.
1132 * targhooks.h (default_scalar_mode_supported_p): Declare.
1133 * doc/tm.texi (TARGET_SCALAR_MODE_SUPPORTED_P): Document.
1134
1135 * c-common.c (handle_mode_attribute): Query scalar_mode_supported_p
1136 before attempting to create types. Tidy.
1137 * expr.c (vector_mode_valid_p): Use scalar_mode_supported_p.
1138
1139 * config/alpha/alpha.c (alpha_scalar_mode_supported_p): New.
1140 (TARGET_SCALAR_MODE_SUPPORTED_P): New.
1141
1142 2004-08-25 Richard Henderson <rth@redhat.com>
1143
1144 * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
1145 set REAL_MODE_FORMAT for TFmode.
1146
1147 2004-08-25 Ziemowit Laski <zlaski@apple.com>
1148
1149 * c-decl.c (grokparm): New function.
1150 * c-tree.h (grokparm): New prototype.
1151
1152 2004-08-25 Andrew MacLeod <amacleod@redhat.com>
1153
1154 * tree-ssa-operands.h (struct ssa_operand_iterator_d): New. SSA operand
1155 iterator controlling structure.
1156 (SSA_OP_USE, SSA_OP_DEF, SSA_OP_VUSE, SSA_OP_VMAYUSE, SSA_OP_VMAYDEF,
1157 SSA_OP_VMUSTDEF, SSA_OP_VIRTUAL_USES, SSA_OP_VIRTUAL_DEFS,
1158 SSA_OP_ALL_USES, SSA_OP_ALL_DEFS, SSA_OP_ALL_OPERANDS): New. Operand
1159 iterator flags.
1160 (FOR_EACH_SSA_TREE_OPERAND): New. Iterate over operands as trees.
1161 (FOR_EACH_SSA_USE_OPERAND): New. Iterate over operands as uses.
1162 (FOR_EACH_SSA_DEF_OPERAND): New. Iterate over operands as defs.
1163 (FOR_EACH_SSA_MAYDEF_OPERAND): New. Iterate over V_MAY_DEFs.
1164 * tree-ssa-operands.c (NULL_DEF_OPERAND_P, NULL_USE_OPERAND_P): New.
1165 Empty operand pointers.
1166 * tree-flow-inline.h (op_iter_done): New. Return true if finished.
1167 (op_iter_next_use): New. Return next use_operand_p.
1168 (op_iter_next_def): New. Return next def_operand_p.
1169 (op_iter_next_tree): New. Return next operands as a tree.
1170 (op_iter_init): New. Initialize an iterator structure.
1171 (op_iter_init_use): New. Initialize structure and get the first use.
1172 (op_iter_init_def): New. Initialize structure and get the first def.
1173 (op_iter_init_tree): New. Initialize structure and get the first tree.
1174 (op_iter_next_maydef): New. Return next V_MAY_DEF operands.
1175 (op_iter_init_maydef): New. Initialize structure and get the first
1176 V_MAY_DEF operands.
1177 * tree-cfg.c (tree_duplicate_bb): Use new operand iterator.
1178 * tree-dfa.c (compute_immediate_uses_for_stmt,
1179 redirect_immediate_uses): Use new operand iterator.
1180 (v_may_defs_disappeared_p, v_must_defs_disappeared_p): Delete.
1181 (mark_new_vars_to_rename): Use new operand iterator. Count virtual
1182 operands instead of using *_disappeared_p routines.
1183 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites, rewrite_stmt,
1184 ssa_rewrite_stmt): Use new operand iterator.
1185 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1186 rewrite_trees): Use new operand iterator.
1187 * tree-pretty-print.c (dump_vops): Use new operand iterator.
1188 * tree-sra.c (mark_all_v_defs): Use new operand iterator.
1189 * tree-ssa-alias.c (compute_points_to_and_addr_escape,
1190 dump_points_to_info): Use new operand iterator.
1191 * tree-ssa-ccp.c (cp_lattice_meet, visit_stmt, initialize,
1192 replace_uses_in, replace_vuse_in, likely_value, set_rhs): Use new
1193 operand iterator.
1194 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary,
1195 propagate_necessity): Use new operand iterator.
1196 * tree-ssa-dom.c (cprop_into_stmt, optimize_stmt): Use operand iterator.
1197 (register_definitions_for_stmt): Use new operand iterator. Take stmt as
1198 a parameter instead of a stmt_ann_t.
1199 * tree-ssa-live.c (create_ssa_var_map, calculate_live_on_entry,
1200 build_tree_conflict_graph): Use new operand iterator.
1201 * tree-ssa-loop-im.c (determine_max_movement, single_reachable_address,
1202 rewrite_mem_refs): Use new operand iterator.
1203 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
1204 check_loop_closed_ssa_use): Use new operand iterator.
1205 * tree-ssa.c (verify_ssa, replace_immediate_uses): Use operand iterator.
1206 * tree-ssanames.c (release_defs): Use new operand iterator.
1207 * tree-vectorizer.c (vect_create_data_ref): Use new operand iterator.
1208
1209 2004-08-25 Adam Nemet <anemet@lnxw.com>
1210
1211 * tlink.c (initial_cwd): New variable.
1212 (tlink_init): Initialize it.
1213 (recompile_files): Use tlink_execute() instead of system(). Don't
1214 duplicate verbose output of collect_execute. Restore initial_cwd.
1215 Update comment before the function.
1216
1217 2004-08-25 Ziemowit Laski <zlaski@apple.com>
1218
1219 * c-typeck.c (build_c_cast): In ObjC, always preserve (and silently
1220 accept) a cast from one Objective-C pointer type to another.
1221
1222 2004-08-25 Paolo Carlini <pcarlini@suse.de>
1223
1224 * doc/install.texi: Document that libstdc++-v3 requires
1225 now automake 1.9.1.
1226
1227 2004-08-25 Caroline Tice <ctice@apple.com>
1228
1229 * bb-reorder.c (partition_hot_cold_basic_blocks): Add more details
1230 to comments at start of function.
1231 * cfgbuild.c (make_edges): Add more details to hot/cold partitioning
1232 comment.
1233 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1234 merge_blocks_move_predecessor_nojumps,
1235 merge_blocks_move_successor_nojumps, merge_blocks_move,
1236 try_crossjump_to_edge, try_crossjump_bb): Likewise.
1237 * cfglayout.c (fixup_reorder_chain): Likewise.
1238 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1239 cfg_layout_can_merge_blocks_p): Likewise.
1240 * ifcvt.c (find_if_case_1, find_if_case_2): Likewise.
1241 * passes.c (rest_of_compilation): Update comments for calling
1242 optimization that partitions hot/cold basic blocks.
1243 * doc/invoke.texi: Update documentation of
1244 freorder-blocks-and-partition flag.
1245
1246 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
1247
1248 * config/mips/mips.md (reg): Renamed mode attribute from ccreg.
1249 (*mov*_on_*): Adjust accordingly. Add an explicit MOVECC: prefix.
1250
1251 2004-08-25 Richard Sandiford <rsandifo@redhat.com>
1252
1253 * config/mips/mips.md (any_shift): New code macro.
1254 (optab, insn): New code attributes.
1255 ({ashl,ashr,lshr}[sd]i3): Redefine using :GPR and any_shift.
1256 Use the standard rather than internal patterns for the MIPS16
1257 double-shift optimization.
1258 (*{ashl,ashr,lshr}[sd]i3): New names for the non-mips16 shift patterns.
1259 Redefine using :GPR and any_shift.
1260 (*{ashl,ashr,lshr}si3_extend): Generalize ashlsi3_internal1_extend
1261 to cover all three shifts.
1262 (*{ashl,ashr,lshr}si3_mips16): New names for the mips16 SImode shifts.
1263 Redefine using any_shift. Use :GPR and any_shift to combine splitters.
1264 (*{ashl,ashr,lshr}di3_mips16): New names for the mips16 DImode shifts.
1265
1266 2004-08-24 Geoffrey Keating <geoffk@apple.com>
1267
1268 * gimplify.c (lookup_tmp_var): Separate temporaries when not
1269 optimizing.
1270
1271 2004-08-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1272
1273 PR libstdc++/17005 (fix for HP-UX 11.11)
1274 * config.gcc (hppa*-*-*): Move MASK_BIG_SWITCH to target_cpu_default2.
1275 (hppa*-*-hpux*): Consolidate hppa1.0-*-* code. Rework handling of
1276 tm_file including pa-hpux1010.h or pa-hpux1111.h when appropriate.
1277 * config/pa/pa-hpux1010.h, config/pa/pa-hpux1111.h: New files.
1278 * config/pa/pa-hpux.h (TARGET_HPUX): Define.
1279 (LINK_SPEC): Handle march=1.0 option.
1280 * config/pa/pa-hpux10.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
1281 and _XOPEN_SOURCE_EXTENDED for UNIX 95.
1282 (SUBTARGET_OPTIONS): New define.
1283 (LINK_SPEC): Handle march=1.0 option.
1284 (STARTFILE_SPEC): New define.
1285 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Predefine _XOPEN_UNIX
1286 and _XOPEN_SOURCE_EXTENDED for UNIX 95. Additionally, predefine
1287 _INCLUDE__STDC_A1_SOURCE and _INCLUDE_XOPEN_SOURCE_500 for UNIX 98.
1288 (SUBTARGET_OPTIONS): New define.
1289 (LINK_SPEC): Handle march=1.0 option.
1290 (STARTFILE_SPEC): New define.
1291 * config/pa/pa.c (override_options): Add code to process -munix= option.
1292 * config/pa/pa.h (pa_unix_string, flag_pa_unix): Declare.
1293 (TARGET_HPUX, TARGET_HPUX_10_10, TARGET_HPUX_11_11): Provide default
1294 defines.
1295 (TARGET_OPTIONS): Add SUBTARGET_OPTIONS to option list.
1296 (SUBTARGET_OPTIONS): Provide default define.
1297 * config/pa/pa64-hpux.h (STANDARD_STARTFILE_PREFIX_1,
1298 STANDARD_STARTFILE_PREFIX_2): New defines.
1299 (STARTFILE_SPEC): Provide unix95.o or unix98.o startfiles as necessary.
1300 (ENDFILE_SPEC): Use %O.
1301 * doc/install.texi (hppa*-*-hpux*): Reword paragraph on -g and gas.
1302 Mention issue caused by changing namespace and runtime to UNIX 95/98.
1303 * doc/invoke.texi (HPPA options): Move misplaced text to FRV options.
1304 Document -munix=std option.
1305
1306 2004-08-25 Steven Bosscher <stevenb@suse.de>
1307
1308 * cse.c (cse_around_loop, cse_check_loop_start,
1309 cse_set_around_loop): Remove.
1310 (cse_basic_block): Remove the around_loop argument.
1311 (cse_end_of_basic_block): Remove the after_loop argument.
1312 (cse_main): Likewise.
1313 * rtl.h (cse_main): Update prototype.
1314 * passes.c (rest_of_handle_cse, rest_of_handle_cse2,
1315 rest_of_handle_gcse): Update cse_main calls.
1316
1317 2004-08-25 Nathan Sidwell <nathan@codesourcery.com>
1318
1319 * tree.h (build_int_cst): New, sign extended constant.
1320 (build_int_cstu): New, zero extended constant.
1321 (build_int_cst_wide): Renamed from build_int_cst.
1322 * tree.c (build_int_cst, build_int_cstu): New.
1323 (build_int_cst_wide): Renamed from build_int_cst.
1324 (make_vector_type, build_common_tree_nodes,
1325 build_common_tree_nodes_2): Adjust build_int_cst calls.
1326 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
1327 expand_builtin_strpbrk, expand_builtin_fputs,
1328 build_string_literal, expand_builtin_printf,
1329 expand_builtin_sprintf, fold_builtin_classify_type,
1330 fold_builtin_lround, fold_builtin_bitop, fold_builtin_isascii,
1331 fold_builtin_toascii, fold_builtin_isdigit,
1332 simplify_builtin_strstr, simplify_builtin_strpbrk,
1333 fold_builtin_fputs, simplify_builtin_sprintf): Likewise.
1334 * c-common.c (start_fname_decls, fix_string_type, shorten_compare,
1335 DEF_ATTR_INT): Likewise.
1336 * c-decl.c (complete_array_type, check_bitfield_type_and_width):
1337 Likewise.
1338 * c-lex.c (interpret_integer, lex_charconst): Likewise.
1339 * c-parse.in (primary) <TYPES_COMPATIBLE_P> Likewise.
1340 * c-pretty-print.c (pp_c_integer_constant): Likewise.
1341 * c-typeck.c (really_start_incremental_init, push_init_level,
1342 set_nonincremental_init_from_string): Likewise.
1343 * calls.c (load_register_parameters): Likewise.
1344 convert.c (convert_to_pointer): Likewise.
1345 coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
1346 build_fn_info_type, build_fn_info_value, build_ctr_info_value,
1347 build_gcov_info): Likewise.
1348 * except.c (init_eh, assign_filter_values): Likewise.
1349 * expmed.c (store_fixed_bit_field, extract_bit_field,
1350 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
1351 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
1352 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
1353 * expr.c (convert_move, emit_group_load, emit_group_store,
1354 expand_assignment, store_constructor, store_field,
1355 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
1356 fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
1357 invert_truthvalue, optimize_bit_field_compare,
1358 decode_field_reference, all_ones_mask_p, constant_boolean_node,
1359 fold_div_compare, fold, fold_read_from_constant_string,
1360 fold_negate_const, fold_abs_const, fold_not_const, round_up,
1361 round_down): Likewise.
1362 * function.c (assign_parm_setup_block): Likewise.
1363 * stmt.c (shift_return_value, expand_case, estimate_case_costs):
1364 Likewise.
1365 * stor-layout.c (layout_type, initialize_sizetypes,
1366 set_min_and_max_values_for_integral_type): Likewise.
1367 * tree-chrec.c (chrec_fold_multiply_poly_poly,
1368 reset_evolution_in_loop): Likewise.
1369 * tree-chrec.h (build_polynomial_chrec): Likewise.
1370 * tree-complex.c (build_replicated_const): Likewise.
1371 * tree-eh.c (honor_protect_cleanup_actions,
1372 lower_try_finally_onedest, lower_try_finally_copy,
1373 lower_try_finally_switch): Likewise.
1374 * tree-mudflap.c (mf_build_string, mx_register_decls,
1375 mudflap_register_call, mudflap_enqueue_constant): Likewise.
1376 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
1377 * tree-pretty-print.c (dump_generic_node): Likewise.
1378 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
1379 Likewise.
1380 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
1381 * tree-ssa-loop-niter.c (number_of_iterations_cond,
1382 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
1383 Likewise.
1384 * tree-ssa-loop-ivcanon.c (create_canonical_iv,
1385 canonicalize_loop_induction_variables): Likewise.
1386 * tree-vectorizer.c (vect_create_index_for_array_ref,
1387 vect_transform_loop_bound, vect_compute_data_ref_alignment):
1388 Likewise.
1389
1390 * config/alpha/alpha.c (alpha_initialize_trampoline, alpha_va_start,
1391 alpha_gimplify_va_arg_1): Likewise.
1392 * config/arm/arm.c (arm_get_cookie_size): Likewise.
1393 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1394 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1395 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
1396 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
1397 mips_gimplify_va_arg_expr): Likewise.
1398 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1399 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
1400 add_compiler_branch_island): Likewise.
1401 * config/s390/s390.c (s390_va_start): Likewise.
1402 * config/sh/sh.c (sh_va_start): Likewise.
1403 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
1404 Likewise.
1405 * config/xtensa/xtensa.c (xtensa_va_start,
1406 xtensa_gimplify_va_arg_expr): Likewise.
1407
1408 * objc/objc-act.c (build_objc_string_object,
1409 build_objc_symtab_template, init_def_list, init_objc_symtab,
1410 init_module_descriptor, generate_static_references,
1411 build_selector_translation_table, get_proto_encoding,
1412 build_typed_selector_reference, build_selector_reference,
1413 build_next_objc_exception_stuff,
1414 build_method_prototype_list_template, generate_descriptor_table,
1415 generate_protocols, build_protocol_initializer,
1416 build_ivar_list_template, build_method_list_template,
1417 build_ivar_list_initializer, generate_ivars_list,
1418 generate_dispatch_table, generate_protocol_list,
1419 build_category_initializer, build_shared_structure_initializer,
1420 generate_shared_structures, handle_impent,
1421 generate_objc_image_info): Likewise.
1422
1423 2004-04-25 Paolo Bonzini <bonzini@gnu.org>
1424
1425 * cfglayout.c (duplicate_insn_chain): Remove references to
1426 NOTE_INSN_LOOP_VTOP and NOTE_INSN_LOOP_CONT.
1427 * cfgloop.h (struct loop): Remove fields vtop, cont and cont_dominator.
1428 * cfgrtl.c (rtl_delete_block): Remove handling of NOTE_INSN_LOOP_CONT.
1429 * final.c (final_scan_insn): Remove references to NOTE_INSN_LOOP_VTOP
1430 and NOTE_INSN_LOOP_CONT.
1431 * insn-notes.def (NOTE_INSN_LOOP_VTOP, NOTE_INSN_LOOP_CONT): Remove.
1432 * jump.c (squeeze_notes): Remove references to NOTE_INSN_LOOP_VTOP
1433 and NOTE_INSN_LOOP_CONT.
1434 * loop.c (scan_loops, find_and_verify_loops, for_each_insn_in_loop,
1435 check_dbra_loop, loop_dump_aux): Remove references to removed notes
1436 and fields.
1437 * reorg.c (mostly_true_jump): Do not rely on NOTE_INSN_LOOP_VTOPs.
1438 * unroll.c (unroll_loop, copy_loop_body, loop_iterations): Remove
1439 references to removed notes and fields.
1440 (subtract_reg_term, ujump_to_loop_cont): Remove.
1441
1442 2004-08-25 Paolo Bonzini <bonzini@gnu.org>
1443
1444 * doc/install.texi: Document that libcpp does not require
1445 Automake any longer. Document that Automake 1.9.1 should
1446 work everywhere.
1447
1448 2004-08-25 Zack Weinberg <zack@codesourcery.com>
1449
1450 * flags.h (enum debug_info_type): Remove DWARF_DEBUG.
1451 * defaults.h (PREFERRED_DEBUGGING_TYPE): Remove check for
1452 DWARF_DEBUGGING_INFO from choice-of-definition chain;
1453 restructure using C89 features (#elif, #error).
1454 * c-lex.c, final.c, opts.c, config/cris/cris.c, config/frv/frv.c
1455 * config/sh/sh.h: Remove references to DWARF_DEBUG.
1456 * doc/invoke.texi: Remove references to DWARF version 1;
1457 clarify why -gdwarf-2<n> doesn't work.
1458
1459 2004-08-25 Zack Weinberg <zack@codesourcery.com>
1460
1461 * basic-block.h (BB_SET_PARTITION): Clear old value first.
1462 * cfg.c (clear_bb_flags): Don't clear partition setting.
1463 * ifcvt.c (find_if_case_1): Remove ??? comment.
1464
1465 2004-08-25 Alan Modra <amodra@bigpond.net.au>
1466
1467 PR target/17052
1468 * config/rs6000/rs6000.h (machine_function): Remove sysv_varargs_p.
1469 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
1470 current_function_stdarg in place of sysv_varargs_p.
1471 * config/rs6000/rs6000.c (setup_incoming_varargs): Don't set
1472 sysv_varargs_p.
1473
1474 2004-08-24 Richard Henderson <rth@redhat.com>
1475
1476 PR target/16298
1477 * config/i386/i386.c (legitimate_constant_p): Rework to not accept
1478 random codes within CONST.
1479
1480 2004-08-24 James E Wilson <wilson@specifixinc.com>
1481
1482 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS): Remove
1483 -freorder-blocks-and-partition.
1484
1485 2004-08-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1486
1487 PR middle-end/17044
1488 * tree-ssa-threadupdate.c (redirection_data): Make static.
1489 (thread_block): Use ggc_alloc_cleared to allocate struct
1490 redirection_data. Don't free elements in redirection_data.
1491
1492 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1493
1494 * config/mips/predicates.md (small_data_pattern): Match prefetches.
1495
1496 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1497
1498 PR tree-optimization/17016
1499 * tree-ssa-loop-niter.c (number_of_iterations_cond,
1500 number_of_iterations_exit): Use POINTER_TYPE_P instead
1501 of testing for POINTER_TYPE.
1502
1503 2004-08-24 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1504
1505 * tree-ssa-loop-ivcanon.c: New file.
1506 * tree-ssa-loop-manip.c (create_iv): New function.
1507 * Makefile.in (tree-ssa-loop-ivcanon.o): Add.
1508 (tree-ssa-loop.o, tree-ssa-loop-manip.o): Add SCEV_H dependency.
1509 * cfgloop.c (mark_single_exit_loops): New function.
1510 (verify_loop_structure): Verify single-exit loops.
1511 * cfgloop.h (struct loop): Add single_exit field.
1512 (LOOPS_HAVE_MARKED_SINGLE_EXITS): New constant.
1513 (mark_single_exit_loops): Declare.
1514 (tree_num_loop_insns): Declare.
1515 * cfgloopmanip.c (update_single_exits_after_duplication): New function.
1516 (duplicate_loop_to_header_edge): Use it.
1517 * common.opt (fivcanon): New flag.
1518 * timevar.def (TV_TREE_LOOP_IVCANON, TV_COMPLETE_UNROLL): New timevars.
1519 * tree-cfg.c (tree_find_edge_insert_loc): Return newly created block.
1520 (bsi_commit_edge_inserts_1): Pass null to tree_find_edge_insert_loc.
1521 (bsi_insert_on_edge_immediate): New function.
1522 * tree-flow.h (bsi_insert_on_edge_immediate,
1523 canonicalize_induction_variables, tree_unroll_loops_completely,
1524 create_iv): Declare.
1525 * tree-optimize.c (init_tree_optimization_passes): Add
1526 pass_iv_canon and pass_complete_unroll.
1527 * tree-pass.h (pass_iv_canon, pass_complete_unroll): Declare.
1528 * tree-scalar-evolution.c (get_loop_exit_condition,
1529 get_exit_conditions_rec, number_of_iterations_in_loop,
1530 scev_initialize): Use single_exit information.
1531 * tree-ssa-loop-niter.c (number_of_iterations_cond): Record
1532 missing assumptions.
1533 (loop_niter_by_eval): Return number of iterations as unsigned
1534 int.
1535 * tree-ssa-loop.c (tree_ssa_loop_init): Mark single exit loops.
1536 (tree_ssa_loop_ivcanon, gate_tree_ssa_loop_ivcanon, pass_iv_canon,
1537 tree_complete_unroll, gate_tree_complete_unroll, pass_complete_unroll):
1538 New passes.
1539 (tree_ssa_loop_done): Call free_numbers_of_iterations_estimates.
1540 * tree-ssanames.c (make_ssa_name): Allow creating ssa name before
1541 the defining statement is ready.
1542 * tree-vectorizer.c (vect_create_iv_simple): Removed.
1543 (vect_create_index_for_array_ref, vect_transform_loop_bound):
1544 Use create_iv.
1545 (vect_transform_loop_bound): Use single_exit information.
1546 (vect_analyze_loop_form): Cleanup bogus tests.
1547 (vectorize_loops): Do not call flow_loop_scan.
1548 * tree.h (may_negate_without_overflow_p): Declare.
1549 * fold-const.c (may_negate_without_overflow_p): Split out from ...
1550 (negate_expr_p): ... this function.
1551 (tree_expr_nonzero_p): Handle overflowed constants correctly.
1552 * doc/invoke.texi (-fivcanon): Document.
1553 * doc/passes.texi: Document canonical induction variable creation.
1554
1555 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1556
1557 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): Delete.
1558 * config/mips/mips.c (print_operand): Fold %B/%b handling into %T/%t,
1559 using the mode of the operand to decide between them.
1560 * config/mips/mips.md (MOVECC): New mode macro.
1561 (ccreg): New mode attribute.
1562 (*mov{si,di,sf,df}_on_{cc,si,di}): Name formerly unnamed patterns.
1563 Redefine using :GPR and :MOVECC. Use %T and %t for the condition.
1564 (mov[sd]icc): Redefine using :GPR.
1565
1566 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1567
1568 * config/mips/mips-protos.h (mips_emit_prefetch): Delete.
1569 (mips_prefetch_cookie): New function.
1570 * config/mips/mips.c (print_operand_address): Fix handling of
1571 ADDRESS_CONST_INT.
1572 (mips_emit_prefetch): Delete.
1573 (mips_prefetch_cookie): New function.
1574 * config/mips/mips.md (prefetch): Turn into a define_insn. Use a
1575 mode of QImode for the address_operand. Use mips_prefetch_cookie
1576 to calculate the first "pref" operand.
1577 (prefetch_[sd]i, prefetch_[sd]i_address): Delete.
1578 (prefetch_indexed_[sd]i): Redefine using :P. Use mips_prefetch_cookie.
1579
1580 2004-08-24 Richard Earnshaw <rearnsha@arm.com>
1581
1582 * arm.md: Include predicates.md.
1583 * predicates.md: New file.
1584 * arm.c (s_register_operand, arm_hard_register_operand)
1585 (arm_general_register_operand, f_register_operand, reg_or_int_operand)
1586 (arm_immediate_operand, arm_neg_immediate_operand)
1587 (arm_not_immediate_operand, arm_rhs_operand, arm_rhsm_operand)
1588 (arm_add_operand, arm_addimm_operand, arm_not_operand)
1589 (offsettable_memory_operand, alignable_memory_operand)
1590 (arm_reload_memory_operand, arm_float_rhs_operand)
1591 (arm_float_add_operand, vfp_compare_operand, arm_float_compare_operand)
1592 (index_operand, shiftable_operator, logical_binary_operator)
1593 (shift_operator, equality_operator, arm_comparison_operator)
1594 (minmax_operator, cc_register, dominant_cc_register)
1595 (arm_extendqisi_mem_op, power_of_two_operand, nonimmediate_di_operand)
1596 (di_operand, nonimmediate_soft_df_operand, soft_df_operand)
1597 (const_shift_operand, load_multiple_operation)
1598 (store_multiple_operation, multi_register_push, thumb_cmp_operand)
1599 (thumb_cmpneg_operand, thumb_cbrch_target_operand)
1600 (cirrus_register_operand, cirrus_fp_register)
1601 (cirrus_shift_const): Delete, replaced with equivalents in
1602 predicates.md.
1603 (shift_op): Handle ROTATE.
1604 * arm-protos.h: Delete declarations for above.
1605 * arm.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
1606 * t-arm (MD_INCLUDES): Add predicates.md.
1607 (s-preds): Depends on MD_INCLUDES.
1608
1609 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1610
1611 * config/mips/mips.c (mips_gen_conditional_trap): Fix mode.
1612 * config/mips/mips.md (*conditional_trap[sd]i): Name previously unnamed
1613 patterns. Redefine using :GPR. Give the match_operator a mode.
1614 Use '%2' rather than '%z2' for operand 2.
1615
1616 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1617
1618 * config/mips/mips.md (load_call[sd]i): Redefine using :P. Add mode
1619 attribute.
1620
1621 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1622
1623 * config/mips/mips.md (indirect_jump): Use force_reg. Adjust names
1624 of internal patterns.
1625 (indirect_jump[sd]i): Renamed from indirect_jump_internal[12].
1626 Redefine using :P.
1627 (tablejump): Use expand_binop to calculate address. Adjust names
1628 of internal patterns.
1629 (tablejump[sd]i): Renamed from tablejump_internal[12].
1630 Redefine using :P.
1631 (tablejump_mips16[12]): Delete.
1632
1633 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1634
1635 * config/mips/mips.md (*seq_[sd]i, *seq_[sd]i_mips16, *sne_[sd]i)
1636 (*sgt_[sd]i, *sgt_[sd]i_mips16, *sge_[sd]i, *slt_[sd]i)
1637 (*slt_[sd]i_mips16, *sle_[sd]i, *sle_[sd]i_mips16, *sgtu_[sd]i)
1638 (*sgtu_[sd]i_mips16, *sge_[sd]i, *sltu_[sd]i, *sltu_[sd]i_mips16)
1639 (*sleu_[sd]i, *sleu_[sd]i_mips16): Redefine using :GPR.
1640
1641 2004-08-24 Richard Sandiford <rsandifo@redhat.com>
1642
1643 * config/mips/mips.md (cmpsi, cmpdi): Redefine using :GPR.
1644 (*branch_zero[sd]i): Renamed from branch_zero{,_di}. Redefine
1645 using :GPR.
1646 (*branch_zero[sd]i_inverted): Likewise branch_zero{,_di}_inverted.
1647 (*branch_equality[sd]i): Likewise branch_equality{,_di}.
1648 (*branch_equality[sd]i_inverted): Likewise
1649 branch_equality{,_di}_inverted.
1650 (*branch_equality[sd]i_mips16): Name formerly unnamed patterns.
1651 Redefine using :GPR.
1652
1653 2004-08-24 Zack Weinberg <zack@codesourcery.com>
1654
1655 * rtl.def: Reorganize, placing all codes used only in machine
1656 descriptions at the end.
1657
1658 * rtl.def: Wrap MD-only codes in #ifdef GENERATOR_FILE.
1659 * gengtype.c: Don't include rtl.h. Define enum rtx_code and
1660 rtx_name, rtx_format arrays by direct reference to rtl.def,
1661 first undefining GENERATOR_FILE. Define enum insn_note and
1662 note_insn_name array by direct reference to insn-notes.def.
1663 (adjust_field_rtx_def): Remove local definition of rtx_name.
1664 Use symbolic names for insn notes.
1665 * Makefile.in (gengtype.o): Update dependencies.
1666
1667 2004-08-24 Zack Weinberg <zack@codesourcery.com>
1668
1669 * basic-block.h (struct basic_block_def): Reorder fields to
1670 eliminate interior padding. Remove 'partition' field.
1671 (BB_DISABLE_SCHEDULE, BB_HOT_PARTITION, BB_COLD_PARTITION)
1672 (BB_UNPARTITIONED, BB_PARTITION, BB_SET_PARTITION)
1673 (BB_COPY_PARTITION): New macros.
1674 * bb-reorder.c, cfgcleanup.c, cfglayout.c, cfgrtl.c, ifcvt.c
1675 Replace all references to the 'partition' field of a basic
1676 block with new macros.
1677
1678 * insn-notes.def: Delete NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
1679 * final.c (final_scan_insn): Don't handle it.
1680 * modulo-sched.c: Set BB_DISABLE_SCHEDULE flag on g->bb
1681 instead of emitting a NOTE_INSN_DISABLE_SCHED_OF_BLOCK note.
1682 * sched-rgn.c (sched_is_disabled_for_current_region_p):
1683 Look for a BB_DISABLE_SCHEDULE flag on the block instead of a note.
1684
1685 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
1686
1687 * c-decl.c (c_init_decl_processing): Adjust
1688 build_common_tree_nodes call.
1689 * expmed.c (const_mult_add_overflow_p): Use
1690 build_distinct_type_copy.
1691 * stor-layout.c (early_type_list): Remove.
1692 (layout_type): Don't append to early_type_list.
1693 (initialize_sizetypes): Add signed_p argument.
1694 (set_sizetype): Overwrite the stub type nodes directly.
1695 * tree.c (copy_node_stat): Clear a type's value cache here ...
1696 (build_distinct_type): ... not here.
1697 (build_common_tree_nodes): Add signed_sizetype argument. Adjust.
1698 * tree.h (initialize_sizetypes): Add signed_p argument.
1699 (build_common_tree_nodes): Likewise.
1700
1701 * objc/objc-act.c (get_static_reference): Use
1702 build_variant_type_copy.
1703 (get_protocol_reference): Likewise.
1704 * objc/objc-act.h (TREE_STATIC_TEMPLATE): Use TREE_PRIVATE.
1705
1706 2004-08-24 Richard Henderson <rth@redhat.com>
1707 Andrew Pinski <apinski@apple.com>
1708
1709 * gimplify.c (gimplify_array_ref_to_plus): Delete.
1710 (gimplify_addr_expr): Do not call gimplify_array_ref_to_plus
1711 for ARRAY_REF.
1712
1713 * config/rs6000/rs6000.c (altivec_expand_builtin): Go passed
1714 ARRAY_REF also to get to the STRING_CST.
1715
1716 2004-08-24 Paul Brook <paul@codesourcery.com>
1717
1718 * config/arm/arm.c (arm_override_options): Update error message.
1719 * config/arm/arm.h (TARGET_HARD_FLOAT): Rename to
1720 TARGET_HARD_FLOAT_ABI.
1721 (TARGET_SOFT_FLOAT_ABI): Rename to TARGET_HARD_FLOAT.
1722 (LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Use TARGET_HARD_FLOAT_ABI.
1723
1724 2004-08-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1725
1726 PR target/17093
1727 * config/m32r.md (movsi_sda): Add SI mode specification to
1728 UNSPEC.
1729
1730 2004-08-24 Nick Clifton <nickc@redhat.com>
1731
1732 * config/m32r/m32r.h (PREDICATE_CODES): Remove duplicate definition
1733 of seth_add3_operand.
1734
1735 2004-08-24 Nathan Sidwell <nathan@codesourcery.com>
1736
1737 * Makefile.in (PROTO_OBJS): Add errors.o.
1738 * protoize.c (fancy_abort): Remove.
1739 * mips-tfile.c (fancy_abort): Add parameters.
1740
1741 2004-08-24 Jonathan Wakely <redi@gcc.gnu.org>
1742
1743 * doc/trouble.texi (C++ misunderstandings): Fix example code.
1744
1745 2004-08-24 Andreas Tobler <a.tobler@schweiz.ch>
1746
1747 * Makefile.in (HOOKS_H): Add dependency on MACHMODE_H.
1748 (host-default.o): Add dependency on HOOKS_H.
1749 * config/x-linux: Likewise.
1750 * config/x-solaris: Likewise.
1751 * config/i386/x-mingw32: Likewise.
1752 * config/rs6000/x-darwin: Likewise.
1753
1754 2004-08-23 James E Wilson <wilson@specifixinc.com>
1755
1756 * reg-notes.def (REG_NOTE): In comment, change DEF_INSN_NOTE to
1757 DEF_REG_NOTE.
1758
1759 2004-08-23 Mark Mitchell <mark@codesourcery.com>
1760
1761 PR c/14492
1762 * dwarf2out.c (loc_descriptor_from_tree): Robustify.
1763
1764 2004-08-23 Diego Novillo <dnovillo@redhat.com>
1765
1766 * cfg.c (check_bb_profile): Fix typos.
1767 * function.c (assign_parm_is_stack_parm): Likewise.
1768 * tree-nested.c: Likewise.
1769
1770 2004-08-23 Daniel Jacobowitz <dan@debian.org>
1771
1772 * ggc-zone.c (struc alloc_chunk): Rearrange flag bits and SIZE.
1773 Remove TYPECODE.
1774 (ggc_alloc_zone_1): Mark TYPE as unused. Don't save it in the chunk.
1775
1776 2004-08-23 Eric Christopher <echristo@redhat.com>
1777
1778 * defaults.h (VECTOR_MODE_SUPPORTED_P): Remove macro.
1779 * system.h (VECTOR_MODE_SUPPORTED_P): Poison.
1780 * target-def.h (TARGET_VECTOR_MODE_SUPPORTED_P): Define.
1781 * target.h: Ditto.
1782 * hooks.h: Include machmode.h.
1783 (hook_bool_mode_false): Declare.
1784 * hooks.c (hook_bool_mode_false): Define.
1785 * expr.c (vector_mode_valid_p): Use targetm.vector_mode_supported_p.
1786 * stor-layout.c (layout_type): Ditto.
1787 * config/alpha/alpha.c (alpha_vector_mode_supported_p): New function.
1788 Define to target macro.
1789 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): Delete.
1790 * config/arm/arm.c: Ditto. Use.
1791 * config/arm/arm.h: Ditto.
1792 * config/arm/arm-protos.h: Ditto.
1793 * config/i386/i386.c: Ditto.
1794 * config/i386/i386.h: Ditto.
1795 * config/rs6000/rs6000.c: Ditto.
1796 * config/rs6000/rs6000.h: Ditto.
1797 * config/sh/sh.c: Ditto.
1798 * config/sh/sh.h: Ditto.
1799 * config/sh/sh-protos.h: Ditto.
1800 * config/sh/sh.md: Use.
1801 * doc/tm.texi: Move documentation for VECTOR_MODE_SUPPORTED_P
1802 to TARGET_VECTOR_MODE_SUPPORTED_P.
1803
1804 2004-08-23 Nathan Sidwell <nathan@codesourcery.com>
1805
1806 * Makefile.in (BUILD_ERRORS): Set to build-errors.
1807 (errors.o): New target for host.
1808 (build-errors.o): New target for build.
1809 (genobjs): Replace errors.o with build-errors.
1810 (gengenrtl$(buildexeext)): Add $(BUILD_ERRORS).
1811 (GCOV_OBJS, GCOV_DUMP_OBJS): Add errors.o.
1812 (fix-headers$(build_exeext)): Add $(BUILD_ERRORS).
1813 (fix-header.o): Add errors.h
1814 * collect2.c (fancy_abort): Add parameters.
1815 * collect2.h (fancy_abort): Don't declare.
1816 * errors.h (fancy_abort): Don't declare.
1817 * errors.c: Include either bconfig.h or config.h.
1818 (fancy_abort): Trim filename.
1819 * fix-header.c (v_fatal, fatal): Remove.
1820 (progname): Remove definition.
1821 (main): Set progname here.
1822 * gcc.c (fancy_abort): Add parameters.
1823 * gcc.h (fancy_abort): Remove declaration.
1824 * gcov.c (fancy_abort): Remove.
1825 * rtl.h (fancy_abort): Don't declare.
1826 (abort): Don't define.
1827 * tree.h (fancy_abort): Don't declare.
1828 (abort): Don't define.
1829 * system.h (fancy_abort): Declare.
1830 (abort): Define to fancy_abort.
1831 * fixinc/Makefile.in (ALLOBJ): Add ../build-errors.o
1832
1833 * tree.h (enum size_type_kind): Remove USIZETYPE, UBITSIZETYPE.
1834 (usize_type, ubitsizetype): Remove.
1835 * stor-layout.c (set_sizetype): Don't initialize usizetype,
1836 ubitsizetype.
1837 * fold-const.c (size_diffop): TYPE can never be ubitsizetype.
1838
1839 * tree.h (build_distinct_type_copy): New.
1840 (build_type_copy): ... here. Rename to ...
1841 (build_variant_type_copy): ... here.
1842 * tree.c (build_qualified_type): Rename build_type_copy call.
1843 (build_distinct_type_copy): New, broken out of ...
1844 (build_type_copy): ... here. Rename to ...
1845 (build_variant_type_copy): ... here. Use
1846 build_distinct_type_copy.
1847 (build_common_tree_nodes_2): Rename build_type_copy call.
1848 * c-common.c (c_common_nodes_and_builtins): Rename build_type_copy
1849 call.
1850 (handle_packed_attribute, handle_unused_attribute,
1851 handle_transparanet_union_attribute, handle_aligned_attribute,
1852 handle_deprecated_attribute): Likewise.
1853 * c-decl.c (clone_underlying_type, store_parm_decls_oldstyle):
1854 Likewise.
1855 * config/arm/arm.c (arm_handle_isr_attribyte): Likewise.
1856 * config/rs6000/rs6000.c (rs6000_init_builtins): Use
1857 build_distinct_type_copy.
1858
1859 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1860
1861 * config/mips/mips.md (mfhilo_[sd]i): Redefine using :GPR. Add mode
1862 attribute.
1863
1864 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1865
1866 * config/mips/mips.md (length): Don't use mips_fetch_insns for indexed
1867 loads and stores.
1868 (*lwxc1_<mode>, *ldxc1_<mode>, *swxc1_<mode>, *sdxc1_<mode>): Name
1869 formerly unnamed patterns. Redefine using :P for the address. Remove
1870 explicit length attributes.
1871
1872 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1873
1874 * tree-ssa-loop-im.c (fem_single_reachable_address, for_each_memref):
1875 New functions.
1876 (single_reachable_address): Use them.
1877 (schedule_sm): Add dump.
1878 (is_call_clobbered_ref): New function.
1879 (determine_lsm_reg): Check whether the reference is call clobbered.
1880 Only work for gimple_reg_type values.
1881
1882 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1883
1884 * config/mips/mips.md (*mov<mode>_ra): Name previously unnamed MIPS16
1885 $31 store insns. Redefine using :GPR.
1886
1887 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1888
1889 * config/mips/mips.md (P): New mode macro.
1890 (*xgot_hi[sd]i, *xgot_lo[sd]i, *got_disp[sd]i, *got_page[sd]i)
1891 (*load_got[sd]i, *low[sd]i, *low[sd]i_mips16): Redefine using :P.
1892 Add mode attributes.
1893
1894 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1895
1896 * config/mips/mips.md (UNSPEC_[LS][WD][LR]): Delete in favor of...
1897 (UNSPEC_{LOAD,STORE}_{LEFT,RIGHT}): ...these new constants. Shuffle
1898 later constants to cover the gap.
1899 (load, store): New mode attributes.
1900 (mov_l[wd]l, mov_l[wd]r, mov_s[wd]l, mov_s[wd]r): Redefine using :GPR.
1901 Use new unspec constants.
1902
1903 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1904
1905 * config/mips/mips.md (one_cmpl[sd]i2): Redefine using :GPR.
1906 (and[sd]3, ior[sd]i3, xor[sd]i3): Likewise. Change 32-bit patterns
1907 to use register_operand rather than uns_arith_operand as the predicate
1908 for operand 1. Remove redundant MIPS16 force_reg() for operand 1.
1909 (*and[sd]i3, *ior[sd]i3, *xor[sd]i3): Name formerly unnamed patterns.
1910 Redefine using :GPR. Make same predicate change here. Extend the
1911 commutativity of operands 1 and 2 from the SImode version to the
1912 DImode one.
1913 (*and[sd]i3_mips16, *ior[sd]i3_mips16, *xor[sd]i3_mips16): Likewise,
1914 but with no predicate changes.
1915 (*nor[sd]i3): Redefine using :GPR.
1916
1917 2004-08-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
1918
1919 * tree-ssa-operands.c (get_call_expr_operands): Add VUSE operands for
1920 noreturn functions.
1921
1922 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1923
1924 * config/mips/mips.h (ISA_HAS_DCLZ_DCLO): Delete.
1925 * config/mips/mips.md (abs[sd]i2): Redefine using :GPR. Only use
1926 branch-likely insns for absdi2 if GENERATE_BRANCHLIKELY. Use "%."
1927 rather than "%z2" (with a fake const0_rtx for operand 2).
1928 (ffs[sd]i2): Redefine using :GPR.
1929 (clz[sd]i2): Likewise. Use ISA_HAS_CLO_CLZ for the 64-bit case.
1930
1931 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1932
1933 * config/mips/mips.md ({,u}divmod[sd]i4): Redefine using :GPR.
1934
1935 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1936
1937 * config/mips/mips.md (any_extend): New code macro.
1938 (u, su): New code attributes.
1939 ({,u}mulsidi3, {,u}mulsidi3_32bit_internal, {,u}mulsidi3_32bit_r4000)
1940 ({u,s}mulsi3_highpart, {u,s}mulsi3_highpart_internal)
1941 ({u,s}mulsi3_highpart_mulhi_internal, {s,u}muldi3_highpart)
1942 (*{s,u}mul_acc_di): Redefine using any_extend.
1943 (*{,u}muls_di, *{s,u}msac_di): Likewise. Change names of patterns
1944 to reflect real insn names.
1945 (*mulsidi3_64bit, *mulsidi3_64bit_parts): Replace use of match_operator
1946 with an any_extend template.
1947 ({u,s}mulsi3_highpart_neg_mulhi_internal): Redefine using any_extend.
1948 Add '*' to name.
1949
1950 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1951
1952 * config/mips/mips.h (GENERATE_MULT3_SI): Check TARGET_MAD.
1953 * config/mips/mips.md (mul[sd]i3, mul[sd]i3_internal)
1954 (mul[sd]i3_r4000): Redefine using :GPR.
1955 (mulsi3_mult3): Don't check TARGET_MAD separately.
1956 (muldi3_mult3): Moved after mulsi_mult3.
1957
1958 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1959
1960 * config.gcc (mips-*-*): Remove definitions of MASK_GAS and
1961 OBJECT_FORMAT_ELF. Set MASK_SPLIT_ADDR by default if using GNU ld.
1962 * config/mips/mips.h (MASK_GAS): Delete. Shuffle later masks down.
1963 (TARGET_GAS, TARGET_MIPS_AS): Delete.
1964 (TARGET_GPWORD): Define to true for n32 on IRIX.
1965 (TARGET_SWITCHES): Remove -mmips-as. Turn -mgas into a no-op.
1966 (MIPS_AS_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC): Delete.
1967 (GAS_ASM_SPEC): Delete, folding into ASM_SPEC.
1968 (ASM_ABI_DEFAULT_SPEC, TARGET_ASM_SPEC): Delete.
1969 (MDEBUG_ASM_SPEC): Delete, folding into...
1970 (SUBTARGET_ASM_DEBUGGING_SPEC): ...here.
1971 (ASM_SPEC): Inline old GAS_ASM_SPEC. Use GNU names for ABI switches.
1972 (EXTRA_SPECS): Remove mips_as_asm_spec, gas_asm_spec, target_asm_spec,
1973 subtarget_mips_as_asm_spec, mdebug_asm_spec. Use MULTILIB_ABI_DEFAULT
1974 to define asm_abi_default_spec.
1975 (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): Delete.
1976 (TARGET_ASM_SELECT_SECTION): Delete.
1977 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Define to 0x7ff0
1978 for non-mips16 code, removing previous workaround for SGI assemblers.
1979 (TARGET_ASM_INTEGER, mips_assemble_integer): Delete.
1980 (TARGET_ASM_ALIGNED_DI_OP): Define this instead.
1981 (override_options): Remove !TARGET_GAS and !have_named_sections code.
1982 (print_operand): Fold TARGET_GAS conditionals into asm strings.
1983 (mips_output_filename): Remove !TARGET_GAS code. Replace use of
1984 ASM_STABS_OP and ASM_STABN_OP.
1985 (mips_file_start): Remove TARGET_MIPS_AS/TARGET_GAS checks.
1986 (mips_output_aligned_decl_common): Remove mention of SGI o32 assembler.
1987 (mips_output_function_prologue): Remove !TARGET_GAS code.
1988 (mips_select_rtx_section): Remove !have_named_sections code.
1989 (mips_select_section): Delete.
1990 * config/mips/mips.md (trap): Remove !TARGET_GAS check.
1991 * config/mips/linux.h (TARGET_DEFAULT): Remove use of MASK_GAS.
1992 * config/mips/sdb.h (PUT_SDB_DEF, PUT_SDB_PLAIN_DEF): Delete.
1993 (PUT_SDB_BLOCK_START, PUT_SDB_BLOCK_END): Fold TARGET_GAS conditional.
1994 * config/mips/vxworks.h (ASM_SPEC): As for mips.h.
1995 * config/mips/windiss.h (ASM_SPEC): Likewise.
1996
1997 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
1998
1999 * read-rtl.c (map_value, mapping, macro_group): New structures.
2000 (BELLWETHER_CODE): New macro.
2001 (modes, codes, bellwether_codes): New variables.
2002 (find_mode, uses_mode_macro_p, apply_mode_macro, find_code)
2003 (uses_code_macro_p, apply_code_macro, apply_macro_to_string)
2004 (apply_macro_to_rtx, uses_macro_p, add_condition_to_string)
2005 (add_condition_to_rtx, apply_macro_traverse, add_mapping)
2006 (add_map_value, initialize_macros): New functions.
2007 (def_hash, def_hash_eq_p): Generalize to anything that points to,
2008 or starts with, a char * field.
2009 (find_macro, read_mapping, check_code_macro): New functions.
2010 (read_rtx_1): New, split out from read_rtx. Handle the new
2011 define_{mode,code}_{macro,attr} constructs. Use find_macro
2012 to parse the name of a code or mode. Use BELLWETHER_CODE to
2013 extract the format and to choose a suitable code for rtx_alloc.
2014 Modify recursive invocations to use read_rtx_1.
2015 (read_rtx): Call initialize_macros. Apply code and mode macros
2016 to the rtx returned by read_rtx_1. Cache everything after the
2017 first macro expansion for subsequent read_rtx calls.
2018 * doc/md.texi: Document new .md constructs.
2019 * config/mips/mips.md (GPR): New mode macro.
2020 (d, si8_di5): New mode attributes.
2021 (any_cond): New code macro.
2022 (add[sd]i3): Redefine using :GPR.
2023 (*add[sd]i3): Likewise, renaming from add[sd]i3_internal.
2024 (*add[sd]i3_sp[12], *add<mode>3_mips16): Redefine using :GPR, naming
2025 previously unnamed MIPS16 patterns.
2026 (*addsi3_extended): Renamed from addsi3_internal_2. Fix overly long
2027 lines. Don't match (plus (const_int 0) ...).
2028 (*addsi3_extended_mips16): Name previously unnamed MIPS16 pattern.
2029 Use a define_split to generate the addition.
2030 (sub[sd]i3): Redefine using :GPR. Turn subsi3 into a define_insn.
2031 (subsi3_internal): Delete.
2032 (*subsi3_extended): Renamed from subsi3_internal_2.
2033 (bunordered, bordered, bunlt, bunge, buneq, bltgt, bunle, bungt)
2034 (beq, bne, bgt, bge, blt, ble, bgtu, bgeu, bltu, bleu): Redefine
2035 using an any_cond template.
2036
2037 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2038
2039 * read-rtl.c (read_rtx): Tidy use of format_ptr.
2040
2041 2004-08-23 Richard Sandiford <rsandifo@redhat.com>
2042
2043 * read-rtl.c (string_obstack): New file-scope variable.
2044 (read_string, read_quoted_string, read_braced_string)
2045 (read_escape): Remove obstack parameter and use string_obstack instead.
2046 (read_rtx): Remove function-local rtl_obstack and initialize
2047 string_obstack instead. Update call to read_string.
2048
2049 2004-08-22 Andrew Pinski <apinski@apple.com>
2050
2051 PR c/15262
2052 * c-typeck.c (build_unary_op): Use &a.b if the foldded lowered
2053 expression is not constant.
2054 (c_finish_return): Do not go through INDIRECT_REF when looking
2055 for the inner expression of an ADDR_EXPR for warning about.
2056
2057 2004-08-22 Richard Henderson <rth@redhat.com>
2058
2059 PR 17075
2060 * cfgexpand.c (expand_gimple_tailcall): Detect when we can both
2061 create new blocks and fall through.
2062 (expand_gimple_basic_block): Update to match.
2063
2064 2004-08-22 Ulrich Weigand <uweigand@de.ibm.com>
2065
2066 * reload.c (find_reloads_address): Make return value tri-state.
2067 Return -1 if LEGITIMIZE_RELOAD_ADDRESS succeeded.
2068 (find_reloads): Assume that reloaded addresses match 'o' or
2069 EXTRA_MEMORY_CONSTRAINT constraints only if find_reloads_address
2070 returned 1 (not -1). Omit optional reloads for address operands
2071 only if find_reloads_address returned 1 (not -1).
2072
2073 * config/s390/s390.c (legitimize_reload_address): New function.
2074 * config/s390/s390-protos.h (legitimize_reload_address): Declare.
2075 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Define. Call
2076 legitimize_reload_address.
2077
2078 2004-08-22 Richard Hendersion <rth@redhat.com>
2079
2080 * tree.h (SAVE_EXPR_RESOLVED_P): New.
2081 * gimplify.c (gimplify_save_expr): Use it.
2082 * expr.c (expand_expr_real_1): Likewise. Also set DECL_IGNORED_P
2083 on the temporary variable.
2084
2085 2004-08-22 Andrew Pinski <pinskia@physics.uc.edu>
2086
2087 * fold-const.c (rtl_expr_nonnegative_p): Delete.
2088 * tree.h (rtl_expr_nonnegative_p): Remove.
2089
2090 2004-08-22 Steven Bosscher <stevenb@suse.de>
2091
2092 * config/i386/ppro.md (ppro_complex_insn): Add missing check
2093 for cpu==pentiumpro.
2094
2095 * combine.c (struct reg_stat): Fix comment typo.
2096
2097 2004-08-22 Joseph S. Myers <jsm@polyomino.org.uk>
2098
2099 * c-tree.h (c_sizeof_nowarn): Remove.
2100
2101 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
2102
2103 * c-decl.c (set_array_declarator_type): Rename to
2104 set_array_declarator_inner.
2105 (build_c_parm, build_attrs_declarator, build_function_declarator):
2106 New functions.
2107 (make_pointer_declarator): Call build_attrs_declarator.
2108 * c-tree.h (set_array_declarator_type): Rename to
2109 set_array_declarator_inner.
2110 (build_c_parm, build_attrs_declarator, build_function_declarator):
2111 New prototypes.
2112 * c-parse.in (after_type_declarator,
2113 parm_declarator_starttypename, parm_declarator_nostarttypename,
2114 notype_declarator, absdcl_maybe_attribute, direct_absdcl1, parm,
2115 firstparm): Use these functions
2116
2117 2004-08-21 Joseph S. Myers <jsm@polyomino.org.uk>
2118
2119 * c-decl.c (build_array_declarator, set_array_declarator_type,
2120 start_decl, grokdeclarator, grokparms): Change boolean parameters
2121 to type bool.
2122 * c-tree.h (build_array_declarator, set_array_declarator_type,
2123 start_decl): Update prototypes.
2124 * c-decl.c, c-parse.in: All callers changed.
2125
2126 2004-08-21 Mike Stump <mrs@apple.com>
2127
2128 * config/rs6000/darwin.h (SUBTARGET_OPTIONS): Move from here, to...
2129 (darwin_fix_and_continue): Likewise.
2130 (darwin_fix_and_continue_switch): Likewise.
2131 * config/darwin.h (SUBTARGET_OPTIONS): ...here, to fix -mone-byte-bool.
2132 (darwin_fix_and_continue): Likewise.
2133 (darwin_fix_and_continue_switch): Likewise.
2134
2135 2004-08-21 Danny Smith <dannysmith@users.sourceforge.net>
2136
2137 PR c++/16030
2138 * config/i386/winnt/c (gen_stdcall_suffix, gen_fastcall_suffix):
2139 Remove, merging into ...
2140 (gen_stdcall_or_fastcall_suffix): New function, returning tree
2141 rather than const char*, and accepting additional parameter.
2142 Don't add suffix to '*'-prefixed symbols or variadic functions.
2143 (i386_pe_encode_section_info): Adjust for call to new function.
2144 Call change_decl_assembler_name.
2145
2146 2004-08-20 Mike Stump <mrs@apple.com>
2147
2148 * config/darwin.c (machopic_indirect_data_reference): Mark
2149 stubs as defined.
2150 * config/386/386.c (darwin_local_data_pic): Add.
2151 (legitimate_constant_p): Reorder so that PLUS handling runs
2152 before darwin_local_data_pic to match the ordering in
2153 legitimate_pic_address_disp_p and so that MINUS runs after
2154 darwin_local_data_pic as otherwise the darwin_local_data_pic
2155 logic can be skipped, which would be very bad.
2156 (legitimate_pic_address_disp_p): Move from from here to
2157 darwin_local_data_pic so it can be reused.
2158
2159 2004-08-21 Alan Modra <amodra@bigpond.net.au>
2160
2161 * config/rs6000/linux64.h (DOT_SYMBOLS): Define.
2162 (CRT_CALL_STATIC_FUNCTION): Define !DOT_SYMBOLS version.
2163 (ASM_DECLARE_FUNCTION_SIZE): Modify for !DOT_SYMBOLS.
2164 (ASM_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC, DBX_OUTPUT_NFUN): Likewise.
2165 (RS6000_ABI_NAME): Define as "linux".
2166 (SUBSUBTARGET_OVERRIDE_OPTIONS): Set dot_symbols.
2167 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Select
2168 ABI_AIX when rs6000_abi_name is "linux" and TARGET_64BIT.
2169 * config/rs6000/rs6000-protos.h (rs6000_output_function_entry): Decl.
2170 * config/rs6000/rs6000.c (dot_symbols): New global var.
2171 (rs6000_output_function_entry): New function, modified for
2172 !DOT_SYMBOLS..
2173 (print_operand <case 'z'>): ..extracted from here.
2174 (rs6000_assemble_visibility): Modify for !DOT_SYMBOLS.
2175 (rs6000_output_function_epilogue): Likewise.
2176 (rs6000_elf_declare_function_name): Likewise.
2177 * config/rs6000/rs6000.h (DOT_SYMBOLS): Define.
2178 (ASM_WEAKEN_DECL, ASM_OUTPUT_DEF_FROM_DECLS): Modify for !DOT_SYMBOLS.
2179 * configure.ac (HAVE_LD_NO_DOT_SYMS): Add new AC_DEFINE.
2180 * configure: Regenerate.
2181 * config.in: Regenerate.
2182
2183 2004-08-20 Mark Mitchell <mark@codesourcery.com>
2184
2185 * reload.c (find_reloads_address): Fix thinko in previous change.
2186
2187 * reload.c (find_reloads_address): Reload the sum of a LO_SUM and
2188 a CONST_INT.
2189
2190 2004-08-20 Jakub Jelinek <jakub@redhat.com>
2191
2192 PR rtl-optimization/17099
2193 * combine.c (force_to_mode): Check if inner_mask has any bits set
2194 outside of GET_MODE (x) instead of op_mode.
2195
2196 2004-08-20 Mark Mitchell <mark@codesourcery.com>
2197
2198 * config.gcc (arm*-*-symbianelf*): Add t-symbian Makefile
2199 fragment.
2200 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Fix typo.
2201 (SUBTARGET_EXTRA_ASM_SPEC): Pass -meabi=3 to the assembler.
2202 * config/arm/symbian.h (SUBTARGET_CPU_DEFAULT): Assume ARMV5
2203 architecture.
2204 (SUBTARGET_ASM_FLOAT_SPEC): Default to -mfpu=vfp for hard-float
2205 configurations.
2206 * config/arm/t-symbian: New file.
2207
2208 2004-08-20 Andrew Pinski <apinski@apple.com>
2209
2210 * regrename.c (kill_value_regno): ANSIfy.
2211
2212 2004-08-20 Dale Johannesen <dalej@apple.com>
2213
2214 * config/rs6000/rs6000.c (rs6000_rtx_costs): Improve DIV/MOD.
2215
2216 2004-08-20 Daniel Jacobowitz <dan@debian.org>
2217
2218 * regrename.c (kill_value_one_regno): Renamed from kill_value_regno.
2219 (kill_value_regno): New function, derived from kill_value.
2220 (kill_value): Update.
2221 (copyprop_hardreg_forward_1): Update call to kill_value_regno.
2222
2223 2004-08-20 Daniel Berlin <dberlin@dberlin.org>
2224
2225 Fix PR tree-optimization/17111
2226 * tree-ssa-pre.c (create_value_expr_from): Don't change the types
2227 of non-value_handles.
2228 (bitmap_set_contains): All constants are in every set.
2229
2230 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
2231
2232 * fold-const.c (round_up, round_down): Use build_int_cst.
2233 Optimize common case.
2234
2235 2004-08-20 Zack Weinberg <zack@codesourcery.com>
2236 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2237
2238 * config/pa/pa-protos.h (readonly_data, one_only_readonly_data_section,
2239 one_only_data_section): Rename to som_readonly_data_section,
2240 som_one_only_readonly_data_section and som_one_only_data_section.
2241 * config/pa/pa.c (ONE_ONLY_TEXT_SECTION_ASM_OP,
2242 NEW_TEXT_SECTION_ASM_OP, DEFAULT_TEXT_SECTION_ASM_OP): Delete
2243 conditional defines.
2244 (som_text_section_asm_op): Replace ONE_ONLY_TEXT_SECTION_ASM_OP,
2245 NEW_TEXT_SECTION_ASM_OP and DEFAULT_TEXT_SECTION_ASM_OP with actual
2246 string values.
2247 (pa_select_section): Use renamed section functions.
2248 * config/pa/pa.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS,
2249 SOM_READONLY_DATA_SECTION_FUNCTION,
2250 SOM_ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
2251 SOM_ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION):
2252 Define here ...
2253 * config/pa/som.h: ... not here.
2254 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
2255 ONE_ONLY_TEXT_SECTION_ASM_OP, READONLY_DATA_ASM_OP,
2256 ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
2257 ONE_ONLY_DATA_SECTION_ASM_OP): Delete.
2258 (READONLY_DATA_SECTION): Use som_readonly_data_section.
2259
2260 2004-08-20 Nathan Sidwell <nathan@codesourcery.com>
2261
2262 * fold-const.c (int_const_binop): Don't generate non-overflowing
2263 size-types specially.
2264 (fold_convert_const): Likewise.
2265
2266 * stor-layout.c (initialize_sizetypes): Set SIZETYPE earlier,
2267 clear cache on copied sizetype.
2268
2269 2004-08-20 Ben Elliston <bje@au.ibm.com>
2270
2271 * configure.ac: Don't escape apostrophe in --enable-coverage help.
2272 * configure: Regenerate.
2273
2274 2004-08-20 Danny Smith <dannysmith@users.sourceforge.net>
2275
2276 PR 5620
2277 * gcc.c (struct stat input_stat): Don't define if
2278 HOST_LACKS_INODE_NUMBERS
2279 (do_spec_1): If HOST_LACKS_INODE_NUMBERS, use lrealpath rather
2280 than stat to determine if temp file is same as input file.
2281 * doc/hostconfig.texi: Document HOST_LACKS_INODE_NUMBERS.
2282 * config/i386/xm-mingw32.h: Define HOST_LACKS_INODE_NUMBERS
2283
2284 2004-08-20 Richard Sandiford <rsandifo@redhat.com>
2285
2286 * configure.ac (mips*-*-*): Print an error if not using GAS.
2287 * configure: Regenerated.
2288 * doc/install.texi: Remove irix5 bullet from --with-gnu-as. Remove
2289 comments about buggy MIPSpro assemblers.
2290 * config.gcc (mips-sgi-irix[56]*): Combine stanzas. Include elfos.h
2291 before mips.h and iris.h after it. Use t-iris and t-slibgcc-irix.
2292 Use iris5.h only for IRIX 5 configs. Use iris6.h and t-iris6 for
2293 IRIX 6 configs. Define IRIX_USING_GNU_LD if using GNU ld.
2294 * config/mips/iris5.h (TARGET_IRIX, SWITCHES_NEED_SPACES)
2295 (DEFAULT_SIGNED_CHAR, WORD_SWITCH_TAKES_ARG, SUBTARGET_CC1_SPEC)
2296 (NO_IMPLICIT_EXTERN_C, MIPS_DEFAULT_GVALUE)
2297 (TARGET_ASM_EXTERNAL_LIBCALL): Move to iris.h.
2298 (WCHAR_TYPE, WCHAR_TYPE_SIZE, TARGET_OS_CPP_BUILTINS): Delete in favor
2299 of more general IRIX 6 definitions.
2300 (OBJECT_FORMAT_ELF, ASM_OUTPUT_ASCII, ASM_WEAKEN_LABEL)
2301 (HANDLE_SYSV_PRAGMA): Delete in favor of elfos.h definitions.
2302 (TARGET_IRIX5, ABICALLS_ASM_OP, BSS_SECTION_ASM_OP, HAS_INIT_SECTION)
2303 (LD_INIT_SWITCH, LD_FINI_SWITCH, SUBTARGET_ASM_OPTIMIZING_SPEC)
2304 (ASM_FINAL_SPEC, DBX_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
2305 (PREFERRED_DEBUGGING_TYPE, DWARF2_UNWIND_INFO, SET_FILE_NUMBER)
2306 (LABEL_AFTER_LOC, DOLLARS_IN_IDENTIFIERS, NO_DOLLAR_IN_LABEL)
2307 (TARGET_ASM_NAMED_SECTION, EXTRA_SECTION_FUNCTIONS)
2308 (ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_WEAK_ALIAS)
2309 (SUBTARGET_EXTRA_SPECS): Delete definitions or undefs.
2310 (LINK_SPEC): Move most of definition to iris.h.
2311 (SUBTARGET_LINK_SPEC): New macro.
2312 (IRIX_STARTFILE_SPEC): Fold into...
2313 (STARTFILE_SPEC): ...here.
2314 (IRIX_ENDFILE_SPEC): Fold into...
2315 (ENDFILE_SPEC): ...here.
2316 * config/mips/iris6.h (TARGET_IRIX5): Remove override.
2317 (WCHAR_TYPE, WCHAR_TYPE_SIZE, WINT_TYPE, WINT_TYPE_SIZE)
2318 (DWARF_OFFSET_SIZE, DWARF_INITIAL_LENGTH_SIZE, SET_ASM_OP)
2319 (LINK_ELIMINATE_DUPLICATE_LDIRECTORIES, ASM_DECLARE_OBJECT_NAME)
2320 (ASM_FINISH_DECLARE_OBJECT, LOCAL_LABEL_PREFIX): Move to iris.h.
2321 (TARGET_OS_CPP_BUILTINS): Likewise. Guard IRIX6-specific bits.
2322 (DWARF2_UNWIND_INFO, DWARF2_GENERATE_TEXT_SECTION_LABEL)
2323 (SUBTARGET_CPP_SPEC, DWARF2_DEBUGGING_INFO, MIPS_DEBUGGING_INFO)
2324 (PREFERRED_DEBUGGING_TYPE, DWARF2_FRAME_INFO, MD_EXEC_PREFIX)
2325 (ASM_DECLARE_FUNCTION_NAME, ASM_DECLARE_FUNCTION_SIZE)
2326 (FUNCTION_NAME_ALREADY_DECLARED, SUPPORTS_INIT_PRIORITY)
2327 (POPSECTION_ASM_OP, SUBTARGET_ASM_SPEC, SUBTARGET_MIPS_AS_ASM_SPEC)
2328 (SUBTARGET_ASM_DEBUGGING_SPEC, SUBTARGET_ASM_OPTIMIZING_SPEC)
2329 (BSS_SECTION_ASM_OP*, READONLY_DATA_SECTION_ASM_OP*)
2330 (EH_FRAME_SECTION_NAME, MUST_USE_SJLJ_EXCEPTIONS, CTORS_SECTION_ASM_OP)
2331 (DTORS_SECTION_ASM_OP, TARGET_ASM_NAMED_SECTION, EH_FRAME_SECTION_NAME)
2332 (ASM_OUTPUT_ALIGN, ASM_OUTPUT_FILENAME, ASM_OUTPUT_ALIGNED_LOCAL)
2333 (ASM_OUTPUT_ALIGNED_BSS): Remove definitions or undefs.
2334 (TARGET_IRIX6): Define to 1.
2335 (DRIVER_SELF_SPECS): Define.
2336 (DWARF2_FRAME_INFO): Define to 1 rather than !TARGET_SGI_O32_AS.
2337 (SUBTARGET_CC1_SPEC): Remove in favor of DRIVER_SELF_SPECS.
2338 (SUBTARGET_LINK_SPEC): New macro.
2339 (IRIX_STARTFILE_SPEC): Fold into...
2340 (STARTFILE_SPEC): ...here. Remove !mabi=* case.
2341 (SUBTARGET_{,DONT_}WARN_UNUSED_SPEC): New macros.
2342 (LIB_SPEC, LIBGCC_SPEC): Use them.
2343 (LIB_SPEC): Remove !mabi=* case.
2344 (IRIX_ENDFILE_SPEC): Fold into...
2345 (ENDFILE_SPEC): ...here. Remove !mabi=* case.
2346 * config/mips/mips-protos.h (irix_output_external_libcall): Delete.
2347 * config/mips/mips.h (TARGET_IRIX5, TARGET_SGI_O32_AS): Delete.
2348 (TARGET_IRIX6): New macro.
2349 (ASM_ABI_DEFAULT_SPEC): Remove !ELF definition.
2350 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX, SET_FILE_NUMBER)
2351 (LABEL_AFTER_LOC): Delete.
2352 * config/mips/mips.c (TARGET_ASM_FILE_START, TARGET_ASM_FILE_END)
2353 (TARGET_SECTION_TYPE_FLAGS): Remove TARGET_IRIX versions.
2354 (mips_build_builtin_va_list): Check TARGET_IRIX6.
2355 (override_options): Remove TARGET_SGI_O32_AS-related code.
2356 (irix_output_external_libcall): Make static.
2357 (mips_output_filename): Avoid use of SET_FILE_NUMBER and
2358 LABEL_AFTER_LOC.
2359 (mips_file_start): Tidy guard for ABI sections. Remove use of
2360 ABICALLS_ASM_OP; use .abicalls instead.
2361 (mips_output_aligned_decl_common, mips_declare_object_name)
2362 (mips_finish_declare_object): Remove use of TARGET_SGI_O32_AS.
2363 (mips_output_function_prologue): Set TREE_ASM_WRITTEN if emitting
2364 .globl foo .text directives.
2365 (irix_asm_named_section_1, irix_asm_named_section)
2366 (irix_section_align_entry, irix_section_align_htab)
2367 (irix_orig_asm_out_file, irix_section_align_entry_eq)
2368 (irix_section_align_entry_hash, irix_asm_output_align)
2369 (irix_file_start, irix_section_align_1, copy_file_data)
2370 (irix_file_end, irix_section_type_flags): Delete.
2371 * config/mips/irix-crti.asm (__gcc_init): Move to .gcc_init section.
2372 Use standard section syntax. Remove protective "jr $31".
2373 (__gcc_fini): Likewise .gcc_fini.
2374 * config/mips/irix-crtn.asm: Adjust sections accordingly.
2375 * config/mips/sdb.h (PUT_SDB_SIZE, PUT_SDB_TYPE): Moved from
2376 iris5gas.h.
2377 * config/mips/t-iris (irix-crti.o, irix-crtn.o): New rules, moved
2378 from t-irix-gld.
2379 (EXTRA_MULTILIB_PARTS): Define.
2380 * config/mips/t-iris6: Remove bogus comment.
2381 (EXTRA_MULTILIB_PARTS, CRTSTUFF_T_CFLAGS): Delete.
2382 * config/mips/iris5gas.h, config/mips/iris5gld.h,
2383 config/mips/iris6gas.h, config/mips/iris6gld.h,
2384 config/mips/t-iris5-as, config/mips/t-iris5-gas
2385 config/mips/t-irix-gld: Delete.
2386 * config/mips/iris.h: New file.
2387 * config/mips/t-slibgcc-irix: Renamed from t-iris5-6.
2388
2389 2004-08-20 Richard Earnshaw <rearnsha@arm.com>
2390
2391 * postreload.c (reload_cse_move2add): Allow any condjump, but check
2392 that the implicit set isn't clobbered in the jump insn.
2393
2394 2004-08-19 Mark Mitchell <mark@codesourcery.com>
2395
2396 * defaults.h (TARGET_LIBGCC_LIBFUNCS): Remove.
2397 * optabs.c (init_optabs): Don't check it.
2398 * config/arm/bpabi.h (TARGET_LIBGCC_LIBFUNCS): Do not define.
2399 * doc/tm.texi (TARGET_LIBGCC_FUNCS): Remove.
2400
2401 2004-08-18 Andreas Krebbel <krebbel1@de.ibm.com>
2402
2403 * config/s390/s390.md (s390_warn_framesize_string)
2404 (s390_warn_dynamic_string, s390_stack_size_string)
2405 (s390_stack_guard_string): New global string variables.
2406 (s390_warn_framesize, s390_warn_dynamicstack_p, s390_stack_size)
2407 (s390_stack_guard): New global variables.
2408 (override_options): Added checks for the new options.
2409 (s390_emit_prologue): Emit stack check and trap code and perform
2410 compile time stack size checking.
2411
2412 * config/s390/s390.h (TARGET_OPTIONS): Added new options
2413 "warn-framesize", "warn-dynamicstack", "stack-size" and
2414 "stack-guard".
2415
2416 * doc/invoke.texi: Added documentation for the new options.
2417
2418 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
2419
2420 * unwind-dw2-fde.c (get_cie_encoding): Cast argument to strlen
2421 to eliminate warning.
2422 (linear_search_fdes): Declare p as unsigned.
2423 (binary_search_mixed_encoding_fdes): Likewise.
2424 * unwind-dw2.c (get_cie_encoding): Cast argument to strlen
2425 to eliminate warning.
2426 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Add missing
2427 type cast.
2428
2429 2004-08-19 Ulrich Weigand <uweigand@de.ibm.com>
2430
2431 * config/s390/s390-protos.h (preferred_la_operand_p): Adapt prototype.
2432 * config/s390/s390.c (preferred_la_operand_p): Accept two operands
2433 instead of one. Check for strictly legitimate address.
2434 * config/s390/s390.md ("*la_31"/"*la_64" peepholes): Adapt call
2435 to preferred_la_operand_p, do not call gen_rtx_PLUS in predicate.
2436
2437 2004-08-19 Eric Christopher <echristo@redhat.com>
2438
2439 * langhooks-def.h (LANG_HOOKS_UNSAVE_EXPR_NOW): Remove.
2440 * langhooks.h (unsave_expr_now): Ditto.
2441 * tree.h (unsave_expr_1): Remove prototype.
2442 (lhd_unsave_expr_now): Rename to unsave_expr_now.
2443 * tree-inline.c (unsave_expr_1): Move here
2444 from tree.c. Make static.
2445 (unsave_expr_now): Rename from lhd_unsave_expr_now.
2446 * tree-sra.c: Fix up for rename.
2447 * tree-ssa-copy.c: Ditto.
2448 * tree-eh.c: Ditto.
2449 * tree.c (unsave_expr_1): Move to tree-inline.c.
2450
2451 2004-08-19 Caroline Tice <ctice@apple.com>
2452
2453 * config/i386/cygming.h (switch_to_section): Fix typo (change
2454 in_unlikely_text_section to in_unlikely_executed_text).
2455
2456 2004-08-19 Daniel Berlin <dberlin@dberlin.org>
2457
2458 * vec.h (VEC_lower_bound): New macro.
2459
2460 2004-08-19 Richard Sandiford <rsandifo@redhat.com>
2461
2462 PR target/16446
2463 * config/mips/mips.c (struct mips_arg_info): Delete num_bytes.
2464 (mips_arg_info): Update accordingly. Remove common treatment of fpr_p;
2465 treat each ABI separately. Deal with n32/n64 complex float arguments.
2466 (function_arg): Add associated complex handling here.
2467
2468 2004-08-19 Richard Henderson <rth@redhat.com>
2469
2470 * config/arm/arm.c (arm_gen_load_multiple): Use
2471 adjust_automodify_address. Take base memory and offset instead
2472 of unchanging/struct/scalar bits.
2473 (arm_gen_store_multiple): Likewise.
2474 (arm_gen_movmemqi): Use adjust_automodify_address.
2475 * config/arm/arm-protos.h: Update decls.
2476 * config/arm/arm.md (load_multiple): Update arm_gen_load_multiple call.
2477 (store_multiple): Similarly.
2478
2479 2004-08-19 J"orn Rennecke <joern.rennecke@superh.com>
2480
2481 * regclass.c (globalize_reg): Update call_really_used_regs.
2482
2483 2004-08-19 Nathan Sidwell <nathan@codesourcery.com>
2484
2485 * doc/invoke.texi (integer-share-limit): Document.
2486
2487 * tree.h (TYPE_CACHED_VALUES_P): New.
2488 (TYPE_CACHED_VALUES): New.
2489 (TYPE_ORIG_SIZE_TYPE): Adjust.
2490 * tree.def (INTEGER_CST): Update documentation.
2491 * tree.c: Inlcude params.h.
2492 (build_int_cst): Cache small values.
2493 (build_type_copy): Do not copy the value cache.
2494 * c-common.c (c_common_nodes_and_builtins): Add comment, remove
2495 unneeded zeroing.
2496 * c-typeck.c (build_c_cast): Add comment about OVERFLOW setting.
2497 * expmed.c (const_mult_add_overflow_p): Clear type copy's value
2498 cache.
2499 * fold-const.c (force_fit_type): Copy value when setting
2500 overflows.
2501 (int_const_binop): Likewise.
2502 * stor-layout.c: Include params.h
2503 (set_sizetype): Create values cache.
2504 (fixup_unsigned_type): Set UNSIGNED_P before caching any values.
2505 * params.def (PARAM_INTEGER_SHARE_LIMIT): New.
2506 * params.h (INTEGER_SHARE_LIMIT): New.
2507 * Makefile.in (tree.o, stor-layout.o): Depend on PARAMS_H.
2508
2509 2004-08-19 Paolo Bonzini <bonzini@gnu.org>
2510
2511 * gimplify.c (gimplify_minimax_expr): Remove.
2512 (gimplify_expr) <MIN_EXPR, MAX_EXPR>: Remove special handling.
2513
2514 2004-08-19 Dorit Naishlos <dorit@il.ibm.com>
2515
2516 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2517 STACK_BOUDARY with PREFERRED_STACK_BOUNDARY.
2518
2519 2004-08-19 Mark Mitchell <mark@codesourcery.com>
2520
2521 * bpabi.h (FPUTYPE_DEFAULT): Set it to FPUTYPE_VFP.
2522
2523 2004-08-18 Andrew Pinski <apinski@apple.com>
2524
2525 * varasm.c (ecode_reg_name): Do nothing if the asmspec is empty.
2526
2527 2004-08-18 Mark Mitchell <mark@codesourcery.com>
2528
2529 * config/arm/bpabi.c (__aeabi_ul2d): Give it default visibility.
2530 (__aeabi_ul2f): Likewise.
2531
2532 2004-08-18 Richard Henderson <rth@redhat.com>
2533
2534 * config/xtensa/xtensa.c (xtensa_expand_block_move): Expand block
2535 move to rtl completely.
2536 (struct meminsnbuf, xtensa_emit_block_move): Remove.
2537 (xtensa_find_mode_for_size): Remove.
2538 * config/xtensa/xtensa-protos.h (xtensa_emit_block_move): Remove.
2539 * config/xtensa/xtensa.md (movmemsi_internal): Remove.
2540
2541 2004-08-18 Richard Henderson <rth@redhat.com>
2542
2543 * config/mcore/mcore.c (mode_from_align): Remove DImode.
2544 (block_move_sequence): Rewrite to use adjust_address.
2545 (mcore_expand_block_move): Cleanup logic. Accept only operands.
2546 Return boolean indicating success/failure.
2547 * config/mcore/mcore-protos.h (mcore_expand_block_move): Update decl.
2548 * config/mcore/mcore.md (movmemsi): Update to match.
2549
2550 2004-08-18 Mike Stump <mrs@apple.com>
2551
2552 * doc/invoke.texi (-mfix-and-continue): Add support for
2553 fast turn around debugging.
2554 (-ffix-and-continue): Likewise.
2555 (-mindirect-data): Likewise.
2556 (-findirect-data): Likewise.
2557 * config/darwin.c (TARGET_FIX_AND_CONTINUE): Likewise.
2558 (indirect_data): Likewise.
2559 (machopic_data_defined_p): Likewise.
2560 (machopic_output_indirection): Likewise.
2561 (darwin_encode_section_info): Likewise.
2562 (darwin_fix_and_continue): Likewise.
2563 (darwin_fix_and_continue_switch): Likewise.
2564 * config/darwin.h (MACHO_SYMBOL_STATIC): Likewise.
2565 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Likewise.
2566 (SUBTARGET_OPTION_TRANSLATE_TABLE): Likewise.
2567 (SUBTARGET_OPTIONS): Likewise.
2568 (darwin_fix_and_continue): Likewise.
2569 (darwin_fix_and_continue_switch): Likewise.
2570 (TARGET_FIX_AND_CONTINUE): Likewise.
2571 * config/rs6000.c (rs6000_emit_prologue): Likewise.
2572
2573 2004-08-19 Steven Bosscher <stevenb@suse.de>
2574
2575 * basic-block.h (struct edge_def): Remove crossing_edge.
2576 (EDGE_CROSSING): New define.
2577 (EDGE_ALL_FLAGS): Update.
2578 * bb-reorder.c (find_traces_1_round, better_edge_p,
2579 find_rarely_executed_basic_blocks_and_cr, fix_up_fall_thru_edges,
2580 find_jump_block, fix_crossing_conditional_branches,
2581 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
2582 Replace all occurences of crossing_edge with an edge flag check
2583 or set/reset.
2584 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
2585 try_crossjump_bb): Likewise.
2586 * cfglayout.c (fixup_reorder_chain): Likewise.
2587 * cfgrtl.c (force_nonfallthru_and_redirect,
2588 commit_one_edge_insertion): Likewise.
2589
2590 * Makefile.in (cfganal.o): Depend on TIMEVAR_H.
2591 * tree-flow.h (compute_dominance_frontiers): Move prototype...
2592 * basic-block.h: ...here.
2593 * tree-cfg.c (compute_dominance_frontiers_1,
2594 compute_dominance_frontiers): Move from here...
2595 * cfganal.c: ...to here. Include timevar.h.
2596
2597 2004-08-18 James E Wilson <wilson@specifixinc.com>
2598
2599 * config/mips/mips.h (ASM_SPEC): In comment, change -meabi= to -mabi=.
2600 * config/mips/sb1.md (ir_sb1_divsf_1pipe): Renamed from ...1pipes.
2601
2602 * config/mips/mips.md (type): Add frdiv.
2603 (divsf3+1, divsf3+2): Change type to frdiv.
2604 * config/mips/sb1.md (ir_sb1_recipsf_2pipes, ir_sb1_recipsf_1pipe,
2605 ir_sb1_recipdf_2pipes, ir_sb1_recipdf_1pipe): New.
2606
2607 * config/mips/3000.md (r3k_fdiv_single, r3k_fdiv_double): Add frdiv.
2608 * config/mips/4300.md (r4300_fdiv_single, r4300_fdiv_double): Likewise.
2609 * config/mips/4600.md (r4600_fdiv_single, f4600_fdiv_double): Likewise.
2610 * config/mips/5000.md (r5k_fdiv_single): Likewise.
2611 * config/mips/5400.md (ir_vr54_fdiv_sf, ir_vr54_fdiv_df): Likewise.
2612 * config/mips/5500.md (ir_vr55_fdiv_sf, ir_vr55_fdiv_df): Likewise.
2613 * config/mips/6000.md (r6k_fdiv_single, r6k_fdiv_double): Likewise.
2614 * config/mips/7000.md (rm7_fp_divsqrt_df, rm7_fp_divsqrt_sf): Likewise.
2615 * config/mips/9000.md (rm8k_fdivs, rm9k_fdivd): Likewise.
2616 * config/mips/generic.md (generic_fdiv_single, generic_fdiv_double):
2617 Likewise.
2618 * config/mips/sr71k.md (ir_sr70_fdiv_sf, ir_sr70_fdiv_df): Likewise.
2619
2620 2004-08-18 Robert Bowdidge <bowdidge@apple.com>
2621
2622 * config/rs6000/x-darwin: Remove XCFLAGS -mdynamic-no-pic to
2623 get regression tester working again.
2624
2625 2004-08-18 Zack Weinberg <zack@codesourcery.com>
2626
2627 * insn-notes.def, reg-notes.def: New files.
2628 * rtl.h: Use them to define enum insn_note and enum reg_note.
2629 * rtl.c: Use them to define note_insn_name and reg_note_name.
2630 * Makefile.in (RTL_BASE_H): Update.
2631
2632 * modulo-sched.c, sched-rgn.c, final.c: NOTE_DISABLE_SCHED_OF_BLOCK
2633 renamed to NOTE_INSN_DISABLE_SCHED_OF_BLOCK.
2634
2635 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
2636
2637 * arm.c (arm_size_rtx_costs): New function.
2638 (arm_override_options): Use it if optimizing for space.
2639
2640 2004-08-18 Richard Henderson <rth@redhat.com>
2641
2642 * emit-rtl.c (gen_const_mem): New.
2643 * rtl.h (gen_const_mem): Declare.
2644 * expr.c (do_tablejump): Use it.
2645 * varasm.c (force_const_mem): Likewise.
2646 * config/darwin.c (machopic_indirect_data_reference): Likewise.
2647 (machopic_legitimize_pic_address): Likewise.
2648 * config/arm/arm.c (legitimize_pic_address): Likewise.
2649 * config/i386/i386.c (legitimize_pic_address): Likewise.
2650 (legitimize_tls_address): Likewise.
2651 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
2652 * config/ia64/ia64.md (load_fptr): Likewise.
2653 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
2654 * config/pa/pa.c (legitimize_pic_address): Likewise.
2655 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
2656 (rs6000_emit_move): Likewise.
2657 * config/s390/s390.c (legitimize_pic_address): Likewise.
2658 (legitimize_tls_address): Likewise.
2659 * config/s390/s390.md (casesi): Likewise.
2660 * config/sh/sh.c (sh_reorg): Likewise.
2661 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
2662 * config/v850/v850.md (casesi): Likewise.
2663
2664 * config/darwin.c (machopic_indirect_call_target): Set MEM_NOTRAP_P.
2665 * config/sh/sh.c (prepare_move_operands): Remove incorrect
2666 use of MEM_READONLY_P.
2667
2668 2004-08-18 Steven Bosscher <stevenb@suse.de>
2669
2670 * Makefile.in (OBJS-common): Add postreload-gcse.c.
2671 Add new postreload-gcse.o.
2672 * cse.c (SAFE_HASH): Define as wrapper around safe_hash.
2673 (lookup_as_function, insert, rehash_using_reg, use_related_value,
2674 equiv_constant): Use SAFE_HASH instead of safe_hash.
2675 (exp_equiv_p): Export. Add for_gcse argument when comparing
2676 for GCSE.
2677 (lookup, lookup_for_remove, merge_equiv_classes, find_best_addr,
2678 find_comparison_args, fold_rtx, cse_insn): Update callers.
2679 (hash_rtx): New function derived from old canon_hash and bits
2680 from gcse.c hash_expr_1.
2681 (canon_hash_string): Rename to hash_rtx_string.
2682 (canon_hash, safe_hash): Make static inline. Call hash_rtx.
2683 * cselib.c (hash_rtx): Rename to cselib_hash_rtx.
2684 (cselib_lookup): Update this caller.
2685 * gcse.c (modify_mem_list_set, canon_modify_mem_list_set):
2686 Make static.
2687 (hash_expr): Call hash_rtx.
2688 (ldst_entry): Likewise.
2689 (expr_equiv_p): Call exp_equiv_p.
2690 (struct unoccr, hash_expr_1, hash_string_1, lookup_expr,
2691 reg_used_on_edge, reg_set_between_after_reload_p,
2692 reg_used_between_after_reload_p, get_avail_load_store_reg,
2693 is_jump_table_basic_block, bb_has_well_behaved_predecessors,
2694 get_bb_avail_insn, hash_scan_set_after_reload,
2695 compute_hash_table_after_reload,
2696 eliminate_partially_redundant_loads, gcse_after_reload,
2697 get_bb_avail_insn, gcse_after_reload_main): Remove.
2698 * postreload-gcse.c: New file, reincarnating most of the above.
2699 * rtl.h (exp_equiv_p, hash_rtx): New prototypes.
2700 (gcse_after_reload_main): Update prototype.
2701 * timevar.def (TV_GCSE_AFTER_RELOAD): New timevar.
2702 * passes.c (rest_of_handle_gcse2): Use it.
2703
2704 2004-08-18 Diego Novillo <dnovillo@redhat.com>
2705
2706 * tree-ssa-loop.c (pass_loop_init): Add TODO_dump_func.
2707 (pass_loop_done): Likewise.
2708
2709 2004-08-18 Andrew Pinski <apinski@apple.com>
2710
2711 * config/rs6000/darwin.md: Delete the altivec patterns which are
2712 handled differently now.
2713 (load_macho_picbase_di): Make sure that is only happens for TARGET_64BIT
2714 (macho_correct_pic_di): Likewise.
2715 (call_indirect_nonlocal_darwin64): Likewise.
2716 Delete the save world/saveFP/saveVec patterns.
2717
2718 Revert the reversion of: 2004-08-16 Stan Shebs <shebs@apple.com>
2719 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
2720 * config/rs6000/rs6000.md: Include darwin.md.
2721 (builtin_setjmp_receiver): Add DImode case.
2722 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
2723 Darwin bits.
2724
2725 2004-08-18 Matt Austern <austern@apple.com>
2726
2727 Dead code stripping
2728 * darwin.h (EH_FRAME_SECTION_ATTR): Mark so it doesn't get stripped.
2729 * darwin.c (darwin_file_end): Mark file as potentially strippable.
2730
2731 2004-08-18 Richard Henderson <rth@redhat.com>
2732
2733 * alias.c (readonly_fields_p): Remove.
2734 (objects_must_conflict_p): Don't call it.
2735 * tree.h (readonly_fields_p): Remove.
2736 * langhooks.h (struct lang_hooks): Remove honor_readonly.
2737 * langhooks-def.h (LANG_HOOKS_HONOR_READONLY): Remove.
2738
2739 2004-08-18 Diego Novillo <dnovillo@redhat.com>
2740
2741 * tree-dfa.c (add_referenced_var): Only global variables are
2742 call-clobbered.
2743 * tree-flow.h (struct ptr_info_def): Add field pt_global_mem.
2744 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Mark
2745 all pointers dereferenced if the statement dereferences them.
2746 (create_name_tags): Do not create memory tags for pointers
2747 that have PT_ANYTHING set.
2748 Also check if PT_VARS is not empty before creating a name tag.
2749 (compute_flow_sensitive_aliasing): Don't mark call-clobbered
2750 variables that share the same alias set with a pointer that
2751 may point anywhere.
2752 (add_may_alias): Add FIXME comment to remove clobbering
2753 aliased variables and tags.
2754 (replace_may_alias): Likewise.
2755 (set_pt_anything): Do not clear PT_VARS nor IS_DEREFERENCED.
2756 (merge_pointed_to_info): If the original variable has not
2757 points-to information, call set_pt_anything.
2758 (add_pointed_to_var): Do not prevent adding a pointed-to
2759 variable if the pointers is PT_ANYTHING.
2760 If the variable is a global, set PT_GLOBAL_MEM.
2761 (collect_points_to_info_r): Don't assume that PLUS_EXPRs of
2762 pointer type only come in PTR+OFFSET flavours.
2763 Always call merge_pointed_to_info on PHI arguments that are
2764 SSA_NAMEs.
2765 (get_nmt_for): Mark call-clobbered tags whose pointer points
2766 to global memory.
2767 * tree-ssa-operands.c (opf_kill_def, opf_no_vops): Switch
2768 values.
2769 (get_indirect_ref_operands): Always clear OPF_KILL_DEF from
2770 FLAGS.
2771 (add_stmt_operand): Abort if the caller tried to add a killing
2772 definition for a memory tag.
2773 * tree-ssa.c (verify_flow_sensitive_alias_info): Remove
2774 unnecessary checks.
2775
2776 2004-08-18 J"orn Rennecke <joern.rennecke@superh.com>
2777
2778 * sh.h (CONDITIONAL_REGISTER_USAGE): Don't exclude fixed registers
2779 from call_used_regs. Update call_really_used_regs.
2780 (CALL_REALLY_USED_REGISTERS): Define.
2781 * sh.c (output_stack_adjust, shmedia_target_regs_stack_space):
2782 Replace call_used_regs with call_really_used_regs.
2783 (calc_live_regs, sh_media_register_for_return): Likewise.
2784 (sh5_schedule_saves, sh_expand_prologue, reg_unused_after): Likewise.
2785 * sh.md (return_media): Likewise.
2786
2787 2004-08-18 Andrew Pinski <apinski@apple.com>
2788
2789 * config/darwin.c (machopic_legitimize_pic_address): Only set
2790 MEM_READONLY_P in the non TARGET_TOC case.
2791
2792 2004-08-18 Zack Weinberg <zack@codesourcery.com>
2793
2794 * rtl.def (NIL): Delete.
2795 * read-rtl.c (read_rtx): Handle (nil) like (define_constants).
2796 Tighten the syntax a little.
2797
2798 * cfgloop.h, combine.c, cse.c, loop-iv.c, postreload.c, reload.c
2799 * config/alpha/alpha.c, config/alpha/alpha.h, config/arc/arc.h
2800 * config/arm/arm.h, config/frv/frv.h, config/i386/i386.c
2801 * config/i386/predicates.md, config/m32r/m32r.h
2802 * config/m68hc11/m68hc11.c, config/mcore/mcore.h, config/mips/mips.c
2803 * config/mmix/mmix.c, config/pa/pa.h, config/sh/sh.h
2804 * config/sparc/sparc.h, doc/tm.texi:
2805 Replace all occurrences of NIL with UNKNOWN.
2806
2807 2004-08-18 Zack Weinberg <zack@codesourcery.com>
2808
2809 * dojump.c (do_jump <unordered_bcc>): Do not recursively call
2810 self with a TRUTH_ORIF_EXPR; generate the appropriate jump
2811 sequence inline. Move drop_through_label code into this
2812 block, being the only place it is used. Adjust comments.
2813
2814 2004-08-18 Fariborz Jahanian <fjahanian@apple.com>
2815
2816 * config/rs6000/altivec.md: Add new patterns for calls to
2817 save_world/rest_world functions.
2818
2819 * config/rs6000/rs6000-protos.h: (save_world_operation,
2820 restore_world_operation) new declarations.
2821
2822 * config/rs6000/rs6000.c: (struct rs6000_stack) new world_save_p
2823 field added.
2824 (rs6000_stack_info): Set world_save_p field.
2825 (save_world_operation): New function.
2826 (restore_world_operation): New function.
2827 (compute_save_world_info): New function.
2828 (rs6000_stack_info): Call compute_save_world_info.
2829 (rs6000_emit_prologue): Check for world_save_p and generate
2830 pattern to call save_world for saving all non-volatile and
2831 special registers.
2832 (rs6000_emit_epilogue): Check for world_save_p and generate
2833 pattern to call rest_world to restore saved registers.
2834
2835 config/rs6000/rs6000.h: macros FIRST_SAVED_ALTIVEC_REGNO,
2836 FIRST_SAVED_FP_REGNO, FIRST_SAVED_GP_REGNO defined.
2837 (rs6000_reg_names): New entries added for save_world_operation and
2838 restore_world_operation.
2839
2840 2004-08-18 Caroline Tice <ctice@apple.com>
2841
2842 * Makefile.in (STAGEFEEDBACK_FLAGS_TO_PASS) Add
2843 "-freorder-blocks-and-partition" to the flags used in second
2844 stage of profiledbootstrap.
2845 * bb-reorder.c (push_to_next_round_p): Add new variable,
2846 next_round_is_last; set and use variable to make sure, when
2847 partitioning, that the last trace construction round consists
2848 of all (and only) cold basic blocks.
2849 (rotate_loop): Don't copy blocks that end in a section
2850 crossing jump.
2851 (copy_bb): Correctly initialize "partition" of duplicated bb.
2852 (add_unlikely_executed_notes): Add a comment.
2853 (find_rarely_executed_basic_blocks_and_crossing_edges): Modify
2854 to make sure, if function contains hot blocks, that the
2855 successors of ENTRY_BLOCK_PTR are hot; also, only look for
2856 crossing edges if the architecture supports named sections.
2857 (mark_bb_for_unlikely_executed_section): Modify to always
2858 insert the NOTE_INSN_UNLIKELY_EXECUTED_CODE immediately after
2859 the basic block note insn.
2860 (fix_crossing_unconditional_branches): Remove extra space.
2861 (fix_edges_for_rarely_executed_code): Modify to only do
2862 partitioning work if the architecture supports named sections.
2863 (reorder_basic_blocks): Modify to only add
2864 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes if the architecture
2865 supports named sections.
2866 * c-common.c (handle_section_attribute): Initialize new global
2867 variable, user_defined_section_attribute, to true if user has
2868 specified one.
2869 * cfgcleanup.c (try_forward_edges): Modify to not attempt to
2870 forward edges that cross section boundaries.
2871 * cfglayout.c (fixup_reorder_chain): Modify to only fix up
2872 partitioning information if the architecture supports named
2873 sections.
2874 * cfgrtl.c (target.h): Add statement to include this.
2875 (rtl_split_block): Make sure newly created bb gets correct
2876 partition.
2877 (try_redirect_by_replacing_jump): Make sure redirection isn't
2878 attempting to cross section boundaries.
2879 (force_nonfallthru_and_redirect): Only do partition fix up if
2880 architecture supports named sections.
2881 (rtl_split_edge): Make sure newly created bb ends up in
2882 correct partition.
2883 (commit_one_edge_insertion): Remove code that incorrectly
2884 updated basic block partition; Make sure partition fix up only
2885 happens if architecture supports named sections and it's not
2886 already done.
2887 (rtl_verify_flow_info_1): Fix if-condition on test/error
2888 condition that fallthru edges are not allowed to cross section
2889 boundaries.
2890 * defaults.h (NORMAL_TEXT_SECTION_NAME): Remove this.
2891 * final.c (final_scan_insn): Remove redundant test from if-statement;
2892 change calls to text_section into calls to function_section; add code
2893 to only to partitioning fix up if architecture supports named
2894 sections.
2895 * ifcvt.c (find_if_case_1): Make sure newly created bb has correct
2896 partition.
2897 (if_convert): Add targetm.have_named_sections to test.
2898 * output.h (unlikely_section_label): Extern declaration for new global
2899 variable.
2900 (unlikely_text_section_name): Likewise.
2901 * opts.c (decode_options): If both partitioning and DWARF debugging
2902 are turned on, issue a warning that this doesn't work, and change
2903 partitiong to basic block reordering (without hot/cold partitions).
2904 * passes.c (rest_of_handle_final): Re-set new global variable,
2905 user_defined_section_attribute, to false.
2906 (rest_of_compilation): Change options for calling partitioning
2907 function: Don't call if the user defined the section attribute, and
2908 don't call if DECL_ONE_ONLY is true for the current function.
2909 * predict.c (choose_function_section): Return immediately if we
2910 are doing hot/cold partitioning (i.e. let the basic block partitioning
2911 determine where the function belongs).
2912 * reg-stack.c (emit_swap_insn): Add condition to step over
2913 NOTE_INSN_UNLIKELY_EXECUTED_CODE notes.
2914 * toplev.c (user_defined_section_attribute): New global variable.
2915 * toplev.h (user_defined_section_attribute): Extern declaration
2916 for new global variable.
2917 * varasm.c (unlikely_section_label): New global variable.
2918 (unlikely_text_section_name): New global variable.
2919 (unlikely_text_section): Add code to initialize
2920 unlikely_text_section_name if necessary; modify to use
2921 unlikely_text_section_name and unlikely_section_label; also to use
2922 named_section properly.
2923 (in_unlikely_text_section): Modify to work correctly with
2924 named_section and to use unlikely_text_section_name.
2925 (named_section): Add code to work properly with cold section.
2926 (function_section): Clean up if-statement.
2927 * config/darwin.c (darwin_asm_named_section): Return to original
2928 code, removing use of SECTION_FORMAT_STRING.
2929 * config/arm/pe.h (switch_to_section): Add case for
2930 in_unlikely_executed_text to switch statement.
2931 * config/i386/cygming.h (switch_to_section): Likewise.
2932 * config/i386/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
2933 (SECTION_FORMAT_STRING): Likewise.
2934 * config/mcore/mcore.h (switch_to_section): Likewise.
2935 * config/rs6000/darwin.h (NORMAL_TEXT_SECTION_NAME): Remove.
2936 (SECTION_FORMAT_STRING): Remove.
2937
2938 2004-08-18 Roger Sayle <roger@eyesopen.com>
2939
2940 * config/i386/i386.h (FIXED_REGISTERS): Update encoding to be
2941 -ffixed-reg safe, by preserving the meanings of zero and one.
2942 (CALL_USED_REGISTERS): Likewise.
2943 (CONDITIONAL_REGISTER_USAGE): Update to process new encodings.
2944
2945 2004-08-18 Kaz Kojima <kkojima@gcc.gnu.org>
2946
2947 * config/sh/sh.c (split_branches): Check the result of
2948 next_active_insn.
2949 (sh_output_mi_thunk): Call init_flow if basic_block_info is null.
2950 Call rtl_register_cfg_hooks.
2951
2952 2004-08-18 Richard Henderson <rth@redhat.com>
2953
2954 * rtl.h (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
2955 * alias.c (true_dependence): Update to match new semantics.
2956 (canon_true_dependence, write_dependence_p): Likewise.
2957 (anti_dependence, output_dependence): Update write_dependence_p args.
2958 (unchanging_anti_dependence): Remove.
2959 * calls.c (purge_mem_unchanging_flag): Remove.
2960 (fixup_tail_calls): Don't call it.
2961 (expand_call): Don't add unchanging memory to function usage.
2962 * expr.c (emit_block_move_via_libcall): Likewise.
2963 (clear_storage_via_libcall): Don't clobber RTX_UNCHANGING_P mems.
2964 (get_subtarget): Don't use RTX_UNCHANGING_P.
2965 (expand_assignment, store_constructor, expand_expr_real_1): Likewise.
2966 (do_tablejump): Set MEM_READONLY_P, not RTX_UNCHANGING_P.
2967 * combine.c (get_last_value_validate): Use MEM_READONLY_P.
2968 * cse.c (insert): Don't use RTX_UNCHANGING_P.
2969 (cse_insn, canon_hash): Use MEM_READONLY_P.
2970 * emit-rtl.c (set_mem_attributes_minus_bitpos): Use MEM_READONLY_P
2971 instead of RTX_UNCHANGING_P.
2972 * explow.c (maybe_set_unchanging): Remove.
2973 * expr.h (maybe_set_unchanging): Remove.
2974 * flow.c (insn_dead_p, mark_used_regs): Use anti_dependence.
2975 * function.c (assign_stack_temp_for_type): Don't use RTX_UNCHANGING_P.
2976 (assign_parm_setup_reg, expand_function_start): Likewise.
2977 * integrate.c (copy_rtx_and_substitute): Likewise.
2978 * ra-rewrite.c (emit_colors): Likewise.
2979 * regmove.c (copy_src_to_dest, regmove_optimize): Likewise.
2980 (fixup_match_1): Likewise.
2981 * reload1.c (reload, alter_reg): Likewise.
2982 * local-alloc.c (validate_equiv_mem): Check MEM_READONLY_P,
2983 not RTX_UNCHANGING_P.
2984 (equiv_init_varies_p): Likewise.
2985 * loop-invariant.c (check_maybe_invariant): Likewise.
2986 * resource.c (mark_referenced_resources, mark_set_resources): Likewise.
2987 * loop.c (note_addr_stored): Likewise.
2988 (prescan_loop): Likewise. Don't check function usage for clobbered
2989 unchanging memory.
2990 * rtlanal.c (rtx_unstable_p): Check MEM_READONLY_P,
2991 not RTX_UNCHANGING_P.
2992 (rtx_varies_p, modified_between_p, modified_in_p): Likewise.
2993 * varasm.c (force_const_mem): Likewise.
2994 * stmt.c (expand_decl): Don't set RTX_UNCHANGING_P.
2995 * web.c (entry_register): Likewise.
2996 * tree-gimple.h (get_base_address): Move decl ...
2997 * tree.h: ... here.
2998 * doc/rtl.texi (MEM_READONLY_P): Replace RTX_UNCHANGING_P.
2999
3000 * config/alpha/alpha.c (alpha_set_memflags_1): Rewrite to be
3001 called via for_each_rtx. Copy MEM_SCALAR_P, MEM_NOTRAP_P too.
3002 (alpha_set_memflags): Update to match.
3003
3004 * config/darwin.c (machopic_indirect_data_reference): Set
3005 MEM_READONLY_P instead of RTX_UNCHANGING_P.
3006 (machopic_indirect_call_target): Likewise.
3007 (machopic_legitimize_pic_address): Likewise.
3008 * config/arm/arm.c (legitimize_pic_address, arm_gen_load_multiple,
3009 arm_gen_store_multiple, arm_gen_movmemqi): Likewise.
3010 * config/arm/arm.md (load_multiple, store_multiple): Likewise.
3011 * config/frv/frv.md (symGOT2reg): Likewise.
3012 * config/i386/i386.c (legitimize_pic_address,
3013 legitimize_tls_address, ix86_split_to_parts): Likewise.
3014 * config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
3015 * config/ia64/ia64.md (load_fptr): Likewise.
3016 * config/m32r/m32r.c (m32r_legitimize_pic_address): Likewise.
3017 * config/m68k/m68k.c (legitimize_pic_address): Likewise.
3018 * config/mcore/mcore.c (block_move_sequence): Likewise.
3019 * config/mn10300/mn10300.md (symGOT2reg): Likewise.
3020 * config/pa/pa.c (legitimize_pic_address): Likewise.
3021 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
3022 (rs6000_emit_move): Likewise.
3023 * config/s390/s390.c (legitimize_pic_address): Likewise.
3024 (legitimize_tls_address): Likewise.
3025 * config/s390/s390.md (casesi): Likewise.
3026 * config/sh/sh.c (prepare_move_operands, sh_reorg): Likewise.
3027 * config/sh/sh.md (symGOT2reg): Likewise.
3028 * config/sparc/sparc.c (legitimize_pic_address): Likewise.
3029 * config/v850/v850.md (casesi): Likewise.
3030
3031 * config/ia64/ia64.c (gen_thread_pointer): Don't set RTX_UNCHANGING_P.
3032 * config/iq2000/iq2000.c (save_restore_insns): Likewise.
3033 * config/mips/mips.c (mips_restore_gp): Likewise.
3034 (mips_save_restore_reg, mips16_gp_pseudo_reg): Likewise.
3035 * config/sh/sh.c (sh_reorg): Likewise.
3036
3037 2004-08-18 Richard Henderson <rth@redhat.com>
3038
3039 * tree.h (struct tree_decl): Add gimple_formal_temp.
3040 (DECL_GIMPLE_FORMAL_TEMP_P): New.
3041 * gimplify.c (pop_gimplify_context): Clear it.
3042 (lookup_tmp_var): Set it, if is_formal.
3043 (gimplify_init_constructor): Use rhs_predicate_for for COMPLEX.
3044 Use is_gimple_val for VECTOR. Simplify return value.
3045 (gimplify_save_expr): Use and set DECL_GIMPLE_FORMAL_TEMP_P.
3046 (gimplify_expr): Likewise.
3047 * tree-gimple.c (is_gimple_formal_tmp_rhs): Rename from
3048 is_gimple_tmp_rhs for clarity. Update all callers.
3049 (is_gimple_reg_rhs): Simplify logic.
3050 (is_gimple_formal_tmp_var): Rename from is_gimple_tmp_var for
3051 clarity; use DECL_GIMPLE_FORMAL_TEMP_P.
3052 (is_gimple_formal_tmp_reg): Similarly.
3053 * tree-gimple.h: Update decls.
3054 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Use
3055 DECL_IGNORED_P, not DECL_ARTIFICIAL. Tidy formatting.
3056 * tree-ssa-live.c (var_union, type_var_init): Likewise.
3057
3058 2004-08-18 Paolo Bonzini <bonzini@gnu.org>
3059
3060 * c4x.c (legitimize_operands): Remove calls to
3061 preserve_subexpressions_p.
3062
3063 2004-08-18 David Edelsohn <edelsohn@gnu.org>
3064
3065 * varasm.c (MAX_OFILE_ALIGNMENT): Move ...
3066 * defaults.h (MAX_OFILE_ALIGNMENT): ... here.
3067
3068 2004-08-18 Ziemowit Laski <zlaski@apple.com>
3069
3070 * gcc.c (default_compilers): Add info about ".mm", ".M" and ".mii"
3071 Objective-C++ extensions.
3072 * gengtype.c (get_file_basename): Match entire subdirectory name
3073 ('cp', 'objc', 'objcp') rather than just its suffix.
3074 (get_base_file_bitmap): Allow for files to belong to more than one
3075 language.
3076 (get_output_file_with_visibility): Treat objc/objc-act.h as a header
3077 used by more than one front-end.
3078
3079 2004-08-18 Richard Earnshaw <rearnsha@arm.com>
3080
3081 * arm.md (addsi3, subsi3, andsi3, iorsi3, movsi, movhi): Rework to
3082 avoid use of preserve_subexpressions_p.
3083
3084 2004-08-17 Richard Henderson <rth@redhat.com>
3085
3086 PR 17051
3087 * tree-sra.c (scalarize_use): Mark all v_defs for !is_output too.
3088
3089 2004-08-17 DJ Delorie <dj@redhat.com>
3090
3091 * doc/extend.texi: Document new xstormy16 attribute.
3092
3093 * config/stormy16/stormy16.c (xstormy16_splittable_below100_operand): New.
3094 (xstormy16_splittable_below100_or_register): New.
3095 (combine_bnp): New.
3096 (xstormy16_reorg): New.
3097 (TARGET_MACHINE_DEPENDENT_REORG): Define.
3098
3099 * config/stormy16/stormy16.md (movqi_internal): Make name public.
3100 (movhi_internal): Likewise.
3101 (cbhranchhi): Likewise.
3102 (cbhranchhi_neg): Likewise.
3103 (andhi3): Only allow splittable below100 operands.
3104 (iorhi3): Likewise.
3105 (peephole2): New and/zero_extend->and peephole.
3106 (peephole2): New load/ior/save->set1 peephole.
3107 (peephole2): New load/and/save->clr1 peephole.
3108 (bclrx, bclrx2, bclr7, bclr15): New.
3109 (bsetx, bsetx2, bset7, bset15): New.
3110
3111 * config/stormy16/stormy16.c (xstormy16_print_operand): Be more
3112 liberal about acceptable 'B' masks.
3113
3114 * config/stormy16/stormy16-protos.h
3115 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
3116 xstormy16_below100_operand, xstormy16_below100_or_register,
3117 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
3118 (PREDICATE_CODES): Add new predicates.
3119
3120 * config/stormy16/stormy16.c
3121 (xstormy16_asm_output_aligned_common, xstormy16_below100_symbol,
3122 xstormy16_below100_operand, xstormy16_below100_or_register,
3123 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand): New.
3124 (xstormy16_expand_iorqi3, xstormy16_expand_andqi3): New.
3125 (xstormy16_legitimate_address_p): Allow below100 symbols.
3126 (xstormy16_extra_constraint_p): Add 'W' for below100 operands.
3127 (xstormy16_expand_move): Leave below100 operands as-is.
3128 (xstormy16_encode_section_info): Encode below100 symbols.
3129 (xstormy16_strip_name_encoding): New.
3130 (xstormy16_print_operand): Print 'b' as shift mask.
3131 (xstormy16_attribute_table): Add below100 attributes.
3132 (xstormy16_handle_below100_attribute): New.
3133
3134 * config/stormy16/stormy16.h (EXTRA_SECTIONS): add in_bss100.
3135 (XSTORMY16_SECTION_FUNCTION): New.
3136 (EXTRA_SECTION_FUNCTIONS): Define using the above.
3137 (ASM_OUTPUT_ALIGNED_DECL_COMMON, ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
3138 (ASM_OUTPUT_SYMBOL_REF): Handle encoded symbols.
3139 (ASM_OUTPUT_LABELREF): Define.
3140
3141 * config/stormy16/stormy16.md (movqi_internal): Add below100 support.
3142 (movhi_internal): Add below100 support.
3143 (andhi3): Add below100 support.
3144 (iorhi3): Add below100 support.
3145 (iorqi3, iorqi3_internal, andqi3, andqi3_internal): New.
3146
3147 2004-08-17 James E Wilson <wilson@specifixinc.com>
3148
3149 * config/mips/mips.c (gen_conditional_move): Use GET_MODE (op0) instead
3150 of VOIDmode for comparison code mode.
3151 * config/mips/mips.md: For conditional move patterns, use mode of
3152 first compare operand for comparison mode, instead of VOIDmode.
3153
3154 * config/mips/mips.md: Add canonical nmadd and nmsub patterns for both
3155 normal and -ffast-math code.
3156
3157 2004-08-17 Mark Mitchell <mark@codesourcery.com>
3158
3159 PR c++/15871
3160 * doc/invoke.texi (-fkeep-inline-functions): Update documentation.
3161
3162 2004-08-17 Robert Bowdidge <bowdidge@apple.com>
3163
3164 * config/rs6000/x-darwin: Add -mdynamic-no-pic to gcc build flags.
3165
3166 2004-08-17 Andreas Tobler <a.tobler@schweiz.ch>
3167
3168 * config/rs6000/darwin.md (*call_nonlocal_darwin64): Add #else clause
3169 for non Darwin targets.
3170 (*call_value_nonlocal_darwin64): Likewise.
3171
3172 2004-08-17 Fariborz Jahanian <fjahanian@apple.com>
3173
3174 * config/rs6000/rs6000.c (rs6000_function_value): Check for
3175 altivec mode for altivec return register.
3176
3177 2004-08-17 David Edelsohn <edelsohn@gnu.org>
3178
3179 Revert 2004-08-16 Stan Shebs <shebs@apple.com>
3180 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
3181 * config/rs6000/rs6000.md: Include darwin.md.
3182 (builtin_setjmp_receiver): Add DImode case.
3183 * config/rs6000/rs6000.c (rs6000_emit_move): Add DImode case to
3184 Darwin bits.
3185
3186 2004-08-17 Dorit Naishlos <dorit@il.ibm.com>
3187
3188 * tree-vectorizer.c: New File: loop vectorization on SSAed GIMPLE
3189 trees.
3190 * tree-vectorizer.h: New File: Same.
3191 * Makefile.in (tree-vectorizer.c, tree-vectorizer.h): Add new files.
3192 * common.opt (ftree-vectorize): New flag to enable vectorization.
3193 * timevar.def (TV_TREE_VECTORIZATION): New dump file for
3194 vectorization pass.
3195 * tree-data-ref.h (init_data_ref): Additional argument.
3196 (array_base_name_differ_p): Moved to tree-data-ref.c.
3197 * tree-data-ref.c (array_base_name_differ_p): Revised.
3198 (initialize_data_dependence_relation): Call array_base_name_differ_p
3199 with an extra argument.
3200 (analyze_all_data_dependences): Same.
3201 (init_data_ref): Additional argument is_read to set DR_IS_READ.
3202 * tree-ssa-phiopt.c (empty_block_p): Expose for usage out of this
3203 file.
3204 * tree-flow.h (vectorize_loops, empty_block_p): Add declaration.
3205 * tree-optimize.c (pass_vectorize): Schedule the vectorization pass.
3206 * tree-pass.h (tree_opt_pass pass_vectorize): Declare the new
3207 vectorization pass.
3208 * tree-ssa-loop.c (tree_ssa_loop_init): Call scev_initialize.
3209 (tree_ssa_loop_done): Call scev_finalize.
3210 (tree_vectorize): Define the new vectorization pass.
3211 * defaults.h (UNITS_PER_SIMD_WORD): Allow targets to specify the
3212 size of the vector they support (until support for multiple vector
3213 sizes is added to the vectorizer).
3214 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Define.
3215 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Define.
3216 * invoke.texi (fdump-tree-vect, ftree-vectorize): Add
3217 documentation.
3218
3219 2004-08-17 Nathan Sidwell <nathan@codesourcery.com>
3220
3221 * objc/objc-act.c (build_protocol_initializer): Fix build_int_cst
3222 usage.
3223 (generate_protocol_list, handle_impent): Likewise.
3224
3225 2004-08-17 Roger Sayle <roger@eyesopen.com>
3226
3227 * regclass.c (init_reg_sets_1): Add ENABLE_CHECKING sanity tests to
3228 ensure that call_used_regs is a superset of both fixed_regs and
3229 call_really_used_regs.
3230
3231 2004-08-17 Daniel Bornstein <danfuzz@milk.com>
3232
3233 PR target/17019
3234 * arm.md (addsi3_cbranch_scratch): Correct case labels.
3235
3236 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
3237
3238 PR middle-end/17036
3239 * fold-const.c (fold): Check for integer operand when
3240 folding (A >> N) & 1 ? (1 << N) : 0. Fix from Andrew
3241 Pinski <pinskia@physics.uc.edu>.
3242
3243 2004-08-17 Paolo Bonzini <bonzini@gnu.org>
3244
3245 * configure.ac: Trust toplevel's notion of BISON/FLEX/MAKEINFO.
3246 No need to check if in a cross configuration.
3247 * configure: Regenerate.
3248
3249 * calls.c (precompute_register_parameters):
3250 Inline preserve_subexpressions_p ().
3251 * expmed.c (expand_mult_const, emit_store_flag): Likewise.
3252 * optabs.c (expand_binop, expand_twoval_binop, prepare_cmp_insn):
3253 Likewise.
3254 * expr.c (get_subtarget): Likewise.
3255 * rtl.h (preserve_subexpressions_p): Remove.
3256 * stmt.c (preserve_subexpressions_p): Remove.
3257
3258 * dojump.c (do_jump) <COND_EXPR, EQ_EXPR, NE_EXPR,
3259 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, COMPOUND_EXPR>:
3260 Abort on gimplified cases.
3261
3262 2004-08-16 James E Wilson <wilson@specifixinc.com>
3263
3264 * tree.h (VECTOR_FLOAT_TYPE_P): New.
3265 (FLOAT_TYPE_P): Use it.
3266 * c-typeck.c (build_binary_op): After convert calls, check for
3267 check for ERROR_MARK operands.
3268
3269 2004-08-16 Zack Weinberg <zack@codesourcery.com>
3270
3271 * Makefile.in (BUILD_PREFIX, BUILD_PREFIX_1): Delete.
3272 (BUILD_RTL, BUILD_PRINT, BUILD_ERRORS, BUILD_VARRAY): Update.
3273 (genobjs): Add build-rtl.o, build-print-rtl.o, build-varray.o.
3274 (genobjs static pattern rule): Remove %.c dependency.
3275 ($(BUILD_PREFIX_1)rtl.o, print-rtl.o, $(BUILD_PREFIX_1)varray.o):
3276 Rename rules; delete commands; fix dependencies.
3277 (mostlyclean): Do not delete temporary source copies.
3278 * configure.ac: Delete all references to BUILD_PREFIX and
3279 BUILD_PREFIX_1.
3280 * configure: Regenerate.
3281
3282 * print-rtl.c: Include bconfig.h #ifdef GENERATOR_FILE.
3283 Do not include tree.h, real.h, flags.h, hard-reg-set.h, or
3284 basic-block.h #ifdef GENERATOR_FILE. Surround some more code
3285 with #ifndef GENERATOR_FILE so that nothing from those headers
3286 is used.
3287
3288 * rtl.c, varray.c: Include bconfig.h #ifdef GENERATOR_FILE.
3289
3290 2004-08-16 Adam Nemet <anemet@lnxw.com>
3291
3292 * Makefile.in (LIBS): Move $(LIBIBERTY) after $(BANSHEELIB).
3293
3294 2004-08-16 Andrew Pinski <apinski@apple.com>
3295
3296 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): Remove
3297 extraneous semicolon.
3298
3299 2004-08-16 Devang Patel <dpatel@apple.com>
3300
3301 * c-common.c (handle_used_attribute): Set DECL_PRESERVE_P.
3302 * print-tree.c (print_node): Print DECL_PRESERVE_P.
3303 * target-def.h (TARGET_ASM_MARK_DECL_PRESERVED): New #define.
3304 (TARGET_ASM_OUT): New member, TARGET_ASM_MARK_DECL_PRESERVED
3305 * target.h (struct gcc_target): New member, mark_decl_preserved.
3306 * hooks.c (hook_void_charptr): Rename to ...
3307 (hook_void_constcharptr): ... new name.
3308 * hooks.h (hook_void_charptr): Rename to ..
3309 (hook_void_constcharptr): ... new name.
3310 * tree.h (DECL_PRESERVE_P): New #define.
3311 (struct tree_decl): New member, preserve_flag.
3312 * varasm.c (assemble_start_function): Mark decl preserved.
3313 (assemble_variable): Same.
3314 * darwin.c (darwin_mark_decl_preserved): New function.
3315 * darwin.h (TARGET_ASM_MARK_DECL_preserved): New #define.
3316 * darwin-protos.h (darwin_mark_decl_preserved): New decl.
3317 * doc/tm.texi (TARGET_ASM_MARK_DECL_PRESERVED): Document.
3318
3319 2004-08-16 Joseph S. Myers <jsm@polyomino.org.uk>
3320
3321 * c-decl.c (grokdeclarator): Allow for function definition where
3322 innermost declarator has attributes.
3323
3324 2004-08-16 Fariborz Jahanian <fjahanian@apple.com>
3325
3326 * except.c (get_exception_filter, build_post_landing_pads,
3327 dw2_build_landing_pads): Use target-specific mode for 'filter'.
3328 * target-def.h (TARGET_EH_RETURN_FILTER_MODE): macro defined and used.
3329 * target.h (eh_return_filter_mode): New field added.
3330 * targhooks.c (default_eh_return_filter_mode): Defined.
3331 * targhooks.h (default_eh_return_filter_mode): Declared.
3332 * config/rs6000/rs6000.c (rs6000_eh_return_filter_mode): Defined.
3333
3334 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
3335
3336 * configure.ac: Replace _GCC_TOPLEV_NONCANONICAL_TARGET with
3337 ACX_NONCANONICAL_TARGET; remove now-unneeded AC_SUBST.
3338 * configure: Regenerate.
3339
3340 2004-08-16 Stan Shebs <shebs@apple.com>
3341
3342 Basic support for 64-bit Darwin.
3343 * config/darwin.c (macho_indirect_data_reference): Add DImode case.
3344 (machopic_legitimize_pic_address): Similarly, plus use Pmode
3345 instead of SImode.
3346 * config/rs6000/darwin.h (PTRDIFF_TYPE): Be "long int" if 64-bit.
3347 (TARGET_OS_CPP_BUILTINS): Add 64-bit preprocessor macro.
3348 (SUBTARGET_SWITCHES): Add -m32 and -m64 flags.
3349 (SUBTARGET_OVERRIDE_OPTIONS): Require 64-bit processor if -m64.
3350 (PROCESSOR_DEFAULT64): Define.
3351 * config/rs6000/darwin.md: New file, patterns specific to 64-bit
3352 Darwin.
3353 * config/rs6000/rs6000.md: Include darwin.md.
3354 (builtin_setjmp_receiver): Add DImode case.
3355 * config/rs6000/rs6000.c (TARGET_ASM_UNALIGNED_DI_OP): Define for
3356 Darwin.
3357 (TARGET_ASM_ALIGNED_DI_OP): Ditto.
3358 (rs6000_emit_move): Add DImode case to Darwin bits.
3359 (machopic_output_stub): Use .quad if 64-bit.
3360 * invoke.texi: Document -m32 and -m64.
3361
3362 2004-08-16 Janis Johnson <janis187@us.ibm.com>
3363
3364 * doc/extend.texi (AltiVec builtins): Document additional differences
3365 from the Motorola AltiVec PIM.
3366
3367 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
3368
3369 * c-typeck.c (build_c_cast): Only copy overflow from expr nodes.
3370 * tree.h (IS_NON_TYPE_CODE_CLASS): Simplify.
3371 (struct tree_common): Update public_flag documentation.
3372
3373 2004-08-16 Nathanael Nerode <neroden@gcc.gnu.org>
3374
3375 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
3376 Check for artificial variables, not is_gimple_tmp_var.
3377 * tree-ssa-live.c (var_union): Likewise.
3378
3379 2004-08-16 Nathan Sidwell <nathan@codesourcery.com>
3380
3381 * calls.c (load_register_parameters): Remove spurious FIXME token.
3382
3383 2004-08-15 Ziemowit Laski <zlaski@apple.com>
3384
3385 * Makefile.in (C_PRETTY_PRINT_H): Add c-pretty-print.h.
3386 (c-lang.o): Depend on c-objc-common.h.
3387 (c-objc-common.o): Depend on $(C_PRETTY_PRINT_H) and
3388 c-objc-common.h; remove duplicate $(C_TREE_H) dependency.
3389 * c-lang.c: Include c-objc-common.h.
3390 (LANG_HOOKS_FINISH, LANG_HOOKS_INIT_OPTIONS,
3391 LANG_HOOKS_INITIALIZE_DIAGNOSTICS, LANG_HOOKS_HANDLE_OPTION,
3392 LANG_HOOKS_MISSING_ARGUMENT, LANG_HOOKS_POST_OPTIONS,
3393 LANG_HOOKS_GET_ALIAS_SET, LANG_HOOKS_SAFE_FROM_P,
3394 LANG_HOOKS_EXPAND_EXPR, LANG_HOOKS_MARK_ADDRESSABLE,
3395 LANG_HOOKS_PARSE_FILE, LANG_HOOKS_TRUTHVALUE_CONVERSION,
3396 LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL,
3397 LANG_HOOKS_STATICP, LANG_HOOKS_SET_DECL_ASSEMBLER_NAME,
3398 LANG_HOOKS_NO_BODY_BLOCKS, LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL,
3399 LANG_HOOKS_PRINT_IDENTIFIER, LANG_HOOKS_FUNCTION_ENTER_NESTED,
3400 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_DUP_LANG_SPECIFIC_DECL,
3401 LANG_HOOKS_DECL_UNINIT, LANG_HOOKS_RTL_EXPAND_STMT,
3402 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
3403 LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN,
3404 LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS,
3405 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
3406 LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING,
3407 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3408 LANG_HOOKS_TREE_DUMP_DUMP_TREE_FN,
3409 LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION, LANG_HOOKS_TYPE_FOR_MODE,
3410 LANG_HOOKS_TYPE_FOR_SIZE, LANG_HOOKS_SIGNED_TYPE,
3411 LANG_HOOKS_UNSIGNED_TYPE, LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE,
3412 LANG_HOOKS_INCOMPLETE_TYPE_ERROR, LANG_HOOKS_TYPE_PROMOTES_TO,
3413 LANG_HOOKS_REGISTER_BUILTIN_TYPE, LANG_HOOKS_WRITE_GLOBALS):
3414 Move to c-objc-common.h.
3415 * c-objc-common.c: Include c-objc-common.h.
3416 * c-objc-common.h: New file.
3417
3418 2004-08-15 Andreas Tobler <a.tobler@schweiz.ch>
3419 Andrew Pinski <pinskia@physics.uc.edu>
3420
3421 PR target/14931
3422 * config/rs6000/darwin-tramp.asm (L_abort$stub): Change to new stub
3423 style.
3424
3425 2004-08-15 Nathan Sidwell <nathan@codesourcery.com>
3426
3427 * tree.h (build_int_cst): New.
3428 (build_int_2): Remove.
3429 * tree.c (build_int_2): Remove.
3430 (build_int_cst): New.
3431 (make_vector_type, build_common_tree_nodes,
3432 build_common_tree_nodes_2): Use build_int_cst.
3433 * builtins.c (expand_builtin_prefetch, expand_builtin_strstr,
3434 expand_builtin_strpbrk, expand_builtin_fputs,
3435 build_string_literal, expand_builtin_printf,
3436 expand_builtin_sprintf, fold_builtin_lround, fold_builtin_bitop,
3437 fold_builtin_bitop, fold_builtin_isascii, fold_builtin_toascii,
3438 fold_builtin_isdigit, simplify_builtin_strstr,
3439 simplify_builtin_strpbrk, fold_builtin_fputs,
3440 simplify_builtin_sprintf): Use build_int_cst.
3441 * c-common.c (start_fname_decls, fix_string_type,
3442 c_common_nodes_and_builtins, c_init_attributes,
3443 shorten_compare): Likewise.
3444 * c-decl.c (complete_array_type,
3445 check_bitfield_type_and_width): Likewise.
3446 * c-lex.c (interpret_integer, lex_charconst): Likewise.
3447 * c-parse.in (primary): <TYPES_COMPATIBLE_P> Likewise.
3448 * c-pretty-print.c (pp_c_integer_constant): Likewise.
3449 * c-typeck.c (really_start_incremental_init, push_init_level,
3450 set_nonincremental_init_from_string): Likewise.
3451 * calls.c (load_register_parameters): Likewise.
3452 * convert.c (convert_to_pointer): Likewise.
3453 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref,
3454 build_fn_info_type, build_ctr_info_value, build_gcov_info):
3455 Likewise.
3456 * except.c (init_eh, assign_filter_values, assign_filter_values):
3457 Likewise.
3458 * expmed.c (store_fixed_bit_field, extract_bit_field,
3459 extract_fixed_bit_field, extract_split_bit_field, expand_shift,
3460 expand_mult_const, expand_mult_highpart_adjust, extract_high_half,
3461 expand_sdiv_pow2, expand_divmod, make_tree): Likewise.
3462 * expr.c (convert_move, emit_group_load, emit_group_store,
3463 expand_assignment, store_constructor, store_field,
3464 expand_expr_real_1, reduce_to_bit_field_precision): Likewise.
3465 * fold-const.c (force_fit_type, int_const_binop, fold_convert_const,
3466 invert_truthvalue, optimize_bit_field_compare,
3467 decode_field_reference, all_ones_mask_p, constant_boolean_node,
3468 fold_div_compare, fold, fold_read_from_constant_string,
3469 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
3470 * function.c (assign_parm_setup_block): Likewise.
3471 * stmt.c (shift_return_value, expand_end_case_type,
3472 estimate_case_costs): Likewise.
3473 * stor-layout.c (layout_type, initialize_sizetypes,
3474 set_min_and_max_values_for_integral_type): Likewise.
3475 * tree-chrec.c (chrec_fold_multiply_poly_poly,
3476 reset_evolution_in_loop): Likewise.
3477 * tree-chrec.h (build_polynomial_chrec): Likewise.
3478 * tree-complex.c (build_replicated_const): Likewise.
3479 * tree-eh.c (honor_protect_cleanup_actions,
3480 lower_try_finally_onedest, lower_try_finally_copy,
3481 lower_try_finally_switch): Likewise.
3482 * tree-mudflap.c (mf_build_string, mx_register_decls,
3483 mudflap_register_call, mudflap_enqueue_constant): Likewise.
3484 * tree-nested.c (get_trampoline_type, get_nl_goto_field): Likewise.
3485 * tree-pretty-print.c (dump_generic_node): Likewise.
3486 * tree-ssa-ccp.c (widen_bitfield, maybe_fold_offset_to_array_ref):
3487 Likewise.
3488 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Likewise.
3489 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3490 loop_niter_by_eval, upper_bound_in_type, lower_bound_in_type):
3491 Likewise.
3492
3493 * config/alpha/alpha.c (alpha_initialize_trampoline,
3494 alpha_va_start, alpha_gimplify_va_arg_1): Use build_int_cst.
3495 * config/arm/arm.c (arm_get_cookie_size): Likewise.
3496 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3497 * config/i386/i386.c (ix86_va_start, ix86_gimplify_va_arg): Likewise.
3498 * config/i860/i860.c (i860_va_start): Likewise.
3499 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
3500 * config/mips/mips.c (mips_build_builtin_va_list, mips_va_start,
3501 mips_gimplify_va_arg_expr): Likewise.
3502 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3503 * config/rs6000/rs6000.c (rs6000_va_start, rs6000_gimplify_va_arg,
3504 add_compiler_branch_island): Likewise.
3505 * config/s390/s390.c (s390_va_start): Likewise.
3506 * config/sh/sh.c (sh_va_start): Likewise.
3507 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_start):
3508 Likewise.
3509 * config/xtensa/xtensa.c (xtensa_va_start,
3510 xtensa_gimplify_va_arg_expr): Likewise.
3511
3512 * objc/objc-act.c (build_objc_string_object,
3513 build_objc_symtab_template, init_def_list, init_objc_symtab,
3514 init_module_descriptor, generate_static_references,
3515 build_selector_translation_table, get_proto_encoding,
3516 build_typed_selector_reference, build_selector_reference,
3517 build_next_objc_exception_stuff,
3518 build_method_prototype_list_template, generate_descriptor_table,
3519 generate_protocols, build_protocol_initializer,
3520 build_ivar_list_template, build_method_list_template,
3521 build_ivar_list_initializer, generate_ivars_list,
3522 generate_dispatch_table, generate_protocol_list,
3523 build_category_initializer, build_shared_structure_initializer,
3524 generate_shared_structures, handle_impent,
3525 generate_objc_image_info): Use build_int_cst.
3526
3527 2004-08-15 Ben Elliston <bje@au.ibm.com>
3528
3529 * vec.h: Comment improvements.
3530
3531 2004-08-14 Roger Sayle <roger@eyesopen.com>
3532
3533 * c-common.c (shorten_compare, pointer_int_sum,
3534 c_common_truthvalue_conversion, boolean_increment): Replace calls
3535 to build with calls to buildN.
3536 * c-decl.c (complete_array_type, grokdeclarator): Likewise.
3537 * c-gimplify.c (c_build_bind_expr, gimplify_c_loop,
3538 gimplify_switch_stmt): Likewise.
3539 * c-typeck.c (default_function_array_conversion,
3540 build_component_ref, build_array_ref, build_function_call,
3541 pointer_diff, build_unary_op, build_conditional_expr,
3542 build_compound_expr, build_modify_expr, c_finish_goto_label,
3543 c_finish_goto_ptr, c_finish_return, c_finish_loop,
3544 c_finish_bc_stmt, c_finish_stmt_expr, c_end_compound_stmt,
3545 build_binary_op): Likewise.
3546
3547 2004-08-15 Steven Bosscher <stevenb@suse.de>
3548
3549 * rtl.c (note_insn_name): Add NOTE_DISABLE_SCHED_OF_BLOCK.
3550
3551 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3552
3553 * fixinc/inclhack.def (stdio_va_list): Also fix com_err.h, cps.h,
3554 curses.h, krb5.h, lc_core.h, pfmt.h, wchar.h and curses_colr/curses.h.
3555 * fixinc/fixincl.x: Rebuilt.
3556
3557 2004-08-14 Richard Sandiford <rsandifo@redhat.com>
3558
3559 * config/mips/mips-protos.h (mips_symbolic_constant_p)
3560 (mips_atomic_symbolic_constant_p, mips_stack_address_p)
3561 (mips_small_data_pattern_p): Declare.
3562 * config/mips/mips.h (CONST_GP_P): Moved from mips.c.
3563 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Delete.
3564 * config/mips/mips.c (mips_symbolic_constant_p): Make global.
3565 (mips_atomic_symbolic_constant_p, mips_stack_address_p): New functions.
3566 (uns_arith_operand, const_arith_operand, arith_operand, sle_operand)
3567 (sleu_operand, small_int, reg_or_0_operand, const_float_1_operand)
3568 (reg_or_const_float_1_operand, hilo_operand, extend_operator)
3569 (macc_msac_operand, equality_op, cmp_op, trap_cmp_op)
3570 (pc_or_label_operand, call_insn_operand, move_operand)
3571 (consttable_operand, symbolic_operand, general_symbolic_operand)
3572 (global_got_operand, local_got_operand, stack_operand)
3573 (fp_register_operand, lo_operand, fcc_register_operand): Delete.
3574 (mips_small_data_pattern_1): Renamed from small_data_pattern_1.
3575 (mips_small_data_pattern_p): Replace previous small_data_pattern
3576 predicate. Turn into a bool () (rtx) function.
3577 * config/mips/predicates.md: New file.
3578 * config/mips/mips.md: Include it. Use the target-independent
3579 comparison_operator instead of cmp_op. Rename trap_cmp_op to
3580 trap_comparison_operator and equality_op to equality_operator.
3581 Replace uses of small_int with the equivalent const_arith_operand.
3582 Rename reg_or_const_float_1_operand to reg_or_1_operand. Rename
3583 const_float_1_operand to const_1_operand. Rename fcc_register_operand
3584 to fcc_reload_operand.
3585 * config/mips/sb1.md: Rename fp_register_operand to fpr_operand.
3586
3587 2004-08-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3588
3589 PR libstdc++/17005 partial fix.
3590 * pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Define _INCLUDE__STDC_A1_SOURCE
3591 except when generating ANSI/C89 code.
3592
3593 2004-08-14 Nathan Sidwell <nathan@codesourcery.com>
3594
3595 * c-common.c (shorten_compare): Use force_fit_type directly.
3596
3597 2004-08-14 Gerald Pfeifer <gerald@pfeifer.com>
3598 Dimitri Papadopoulos-Orfanos <papadopo@shfj.cea.fr>
3599 Dave Korn <dk@artimi.com>
3600
3601 * doc/install.texi (Building): Avoid duplicate reference to GNU
3602 make requirement.
3603 (*-*-solaris2*): Do not recommend GNU make any longer. Simplify.
3604
3605 2004-08-14 Richard Henderson <rth@redhat.com>
3606
3607 * config/alpha/alpha.h (PROMOTE_MODE): Don't promote vector types.
3608 * config/alpha/alpha.c (function_value): Use PROMOTE_MODE.
3609
3610 2004-08-13 Richard Henderson <rth@redhat.com>
3611
3612 * config/i386/i386.md (call_1, sibcall_1, call_1_rex64): Use Pmode
3613 for constant_call_address_operand.
3614 (call_value_pop_1, call_value_1): Likewise.
3615 (sibcall_value_1, call_value_1_rex64): Likewise.
3616
3617 2004-08-13 James E Wilson <wilson@specifixinc.com>
3618
3619 * config/mips/sb1.md (ir_sb1_divdf_2pipes, ir_sb1_divdf_1pipe):
3620 Correct mode from SFmode to DFmode.
3621
3622 2004-08-13 Ziemowit Laski <zlaski@apple.com>
3623
3624 * config/darwin.h (EXTRA_SECTION_FUNCTIONS): Mark the __sel_fixup,
3625 __cstring_object and __image_info sections with the no_dead_strip
3626 attribute.
3627
3628 2004-08-13 Roger Sayle <roger@eyesopen.com>
3629 David Billinghurst <David.Billinghurst@riotinto.com>
3630
3631 PR libgfortran/15930
3632 * fixinc/inclhack.def (irix___generic1, irix___generic2): New.
3633 * fixinc/fixincl.x: Regenerate.
3634 * fixinc/tests/base/internal/math_core.h: New file.
3635
3636 2004-08-13 Richard Henderson <rth@redhat.com>
3637
3638 * dbxout.c (NO_DBX_FUNCTION_END): Default to zero.
3639 (dbxout_function_end): Remove ifdefs for it.
3640 (dbxout_begin_prologue): Protect N_BNSYM with it, and gdb extensions.
3641
3642 2004-08-13 Richard Henderson <rth@redhat.com>
3643
3644 * Makefile.in (insn-preds.o): Depend on TREE_H.
3645 * genpreds.c (write_insn_preds_c): Include tree.h.
3646 * config/alpha/alpha.c (reg_or_0_operand, reg_or_6bit_operand,
3647 reg_or_8bit_operand, cint8_operand, add_operand, sext_add_operand,
3648 const48_operand, and_operand, or_operand, mode_width_operand,
3649 mode_mask_operand, mul8_operand, const0_operand,
3650 hard_fp_register_operand, hard_int_register_operand,
3651 reg_or_cint_operand, some_operand, some_ni_operand, input_operand,
3652 samegp_function_operand, direct_call_operand, small_symbolic_operand,
3653 global_symbolic_operand, call_operand, symbolic_operand,
3654 dtp16_symbolic_operand, dtp32_symbolic_operand,
3655 gotdtp_symbolic_operand, tp16_symbolic_operand, tp32_symbolic_operand,
3656 gottp_symbolic_operand, alpha_comparison_operator,
3657 alpha_zero_comparison_operator, alpha_swapped_comparison_operator,
3658 signed_comparison_operator, alpha_fp_comparison_operator,
3659 divmod_operator, fix_operator, aligned_memory_operand,
3660 unaligned_memory_operand, reg_or_unaligned_mem_operand,
3661 any_memory_operand, reg_not_elim_operand, normal_memory_operand,
3662 reg_no_subreg_operand, addition_operation): Move to predicates.md.
3663 (reg_or_const_int_operand): Remove. Replace all users with
3664 reg_or_cint_operand.
3665 (tls_symbolic_operand_1): Export. Don't check mode or for CONST.
3666 (resolve_reload_operand): Split out of aligned_memory_operand.
3667 * config/alpha/alpha-protos.h: Update for exports.
3668 * config/alpha/alpha.h (PREDICATE_CODES): Remove.
3669 * config/alpha/alpha.md: Include predicates.md.
3670 * config/alpha/predicates.md: New file.
3671
3672 2004-08-13 Richard Sandiford <rsandifo@redhat.com>
3673
3674 * genattrtab.c (insn_ent): Replace insn_code, insn_index and lineno
3675 fields with a pointer to the instruction definition.
3676 (get_attr_value, fill_attr, make_length_attrs, remove_insn_ent)
3677 (insert_insn_ent, simplify_test_exp, optimize_attrs, write_attr_get)
3678 (write_attr_case, write_const_num_delay_slots): Update accordingly.
3679 (write_attr_case, write_const_num_delay_slots): Write the name of
3680 an insn next to its case statement.
3681 * genoutput.c (data): Add a filename field.
3682 (gen_insn, gen_peephole, gen_expand, gen_split): Set it.
3683 (output_insn_data): Print the location of each insn definition.
3684 * genrecog.c (write_action): Print the name of an insn above
3685 the statement that returns its code.
3686
3687 2004-08-12 Andrew Pinski <pinskia@physics.uc.edu>
3688
3689 * config/darwin-c.c (find_subframework_file): Fix spelling of cannot.
3690 * config/libgloss.h: Likewise.
3691 * config/arm/arm.c (arm_gen_load_multiple): Likewise.
3692 * c4x/c4x-modes.def: Likewise.
3693 * config/c4x/c4x.c (c4x_hard_regno_rename_ok): Likewise.
3694 (c4x_rptb_nop_p): Likewise.
3695 (c4x_rptb_valid_p): Likewise.
3696 (c4x_rptb_insert): Likewise.
3697 (c4x_address_conflict): Likewise.
3698 * config/c4x/c4x.md: Likewise.
3699 * config/frv/frv.md: Likewise.
3700 * config/i386/athlon.md: Likewise.
3701 * config/i386/i386.md: Likewise.
3702 * config/i386/predicates.md: Likewise.
3703 * config/ia64/ia64.c: Likewise.
3704 * config/ia64/itanium1.md: Likewise.
3705 * config/ia64/itanium2.md: Likewise.
3706 * config/iq2000/iq2000.md: Likewise.
3707 * config/mcore/mcore.c: Likewise.
3708 * config/mips/mips.c: Likewise.
3709 * config/mips/r3900.h: Likewise.
3710 * config/mips/sb1.md: Likewise.
3711 * config/pa/milli64.S: Likewise.
3712 * config/pa/pa.c: Likewise.
3713 * config/pa/pa.h: Likewise.
3714 * config/rs6000/8540.md: Likewise.
3715
3716 2004-08-13 Daniel Berlin <dberlin@dberlin.org>
3717
3718 * Makefile.in (BOOT_CFLAGS): Remove accidental addition of -dU.
3719
3720 2004-08-13 J"orn Rennecke <joern.rennecke@superh.com>
3721
3722 * sh.md (cbranch define_delay) Use cond_delay_slot for
3723 non-anulled condition too.
3724
3725 2004-08-12 David Edelsohn <edelsohn@gnu.org>
3726
3727 * config/rs6000/rs6000.c (any_parallel_operand): New predicate.
3728 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
3729 any_parallel_operand, lmw_operation, stmw_operation,
3730 mfcr_operation, mtcrf_operation. Remove PARALLEL from any_operand.
3731 * config/rs6000/rs6000.md (save_fpregs_{si,di}): Use
3732 any_parallel_operand.
3733 (return_and_restore_fpregs_{si,di}): Same.
3734
3735 2004-08-12 Zack Weinberg <zack@codesourcery.com>
3736
3737 * genrecog.c (add_to_sequence): When processing a MATCH_PARALLEL,
3738 if pred->singleton != PARALLEL, issue a warning and pretend it was.
3739 Also issue a warning for any predicate we don't know about.
3740
3741 2004-08-12 Richard Henderson <rth@redhat.com>
3742
3743 * config/i386/i386.c (internal_label_prefix): Export.
3744 (internal_label_prefix_len, struct ix86_address,
3745 ix86_decompose_address, maybe_get_pool_constant,
3746 ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes,
3747 memory_address_length): Export.
3748 (any_fp_register_operand, fp_register_operand,
3749 register_and_not_any_fp_reg_operand, register_and_not_fp_reg_operand,
3750 x86_64_general_operand, x86_64_szext_general_operand,
3751 x86_64_nonmemory_operand, x86_64_movabs_operand,
3752 x86_64_szext_nonmemory_operand, x86_64_immediate_operand,
3753 x86_64_zext_immediate_operand, const_int_1_31_operand,
3754 symbolic_operand, pic_symbolic_operand, local_symbolic_operand,
3755 tls_symbolic_operand, global_dynamic_symbolic_operand,
3756 local_dynamic_symbolic_operand, initial_exec_symbolic_operand,
3757 local_exec_symbolic_operand, call_insn_operand, sibcall_insn_operand,
3758 constant_call_address_operand, const0_operand, const1_operand,
3759 const248_operand, const_0_to_3_operand, const_0_to_7_operand,
3760 const_0_to_15_operand, const_0_to_255_operand, incdec_operand,
3761 shiftdi_operand, reg_no_sp_operand, mmx_reg_operand,
3762 general_no_elim_operand, nonmemory_no_elim_operand,
3763 index_register_operand, q_regs_operand, flags_reg_operand,
3764 non_q_regs_operand, zero_extended_scalar_load_operand,
3765 vector_move_operand, no_seg_address_operand, sse_comparison_operator,
3766 ix86_comparison_operator, ix86_carry_flag_operator,
3767 fcmov_comparison_operator, promotable_binary_operator,
3768 cmp_fp_expander_operand, ext_register_operand, binary_fp_operator,
3769 mult_operator, div_operator, arith_or_logical_operator,
3770 memory_displacement_operand, cmpsi_operand, long_memory_operand,
3771 aligned_operand): Move to predicates.md as define_predicates.
3772 (tls_symbolic_operand_1): Remove.
3773 (x86_64_sign_extended_value): Merge into x86_64_immediate_operand.
3774 (x86_64_zero_extended_value): Merge into x86_64_zext_immediate_operand.
3775 (legitimize_address): Merge tls_symbolic_operand contents.
3776 (ix86_expand_move): Likewise.
3777 * config/i386/i386-protos.h: Update for exports.
3778 * config/i386/i386.h (EXTRA_CONSTRAINT): Update for renames.
3779 (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Remove.
3780 * config/i386/i386.md: Include predicates.md.
3781 * config/i386/predicates.md: New file.
3782
3783 2004-08-13 Mark Mitchell <mark@codesourcery.com>
3784
3785 PR c++/16924
3786 * config/i386/winnt.c (i386_pe_mark_dllexport): Set
3787 SYMBOL_REF_DECL.
3788 (i386_pe_mark_dllimport): Likewise.
3789 (i386_pe_encode_section_info): Likewise, when overriding
3790 dllimport attribute.
3791
3792 2004-08-12 Geoffrey Keating <geoffk@apple.com>
3793
3794 * configure.ac: When testing for flex, nm, ar, and bison, check
3795 that they will actually be built.
3796 * configure: Regenerate.
3797
3798 2004-08-12 Ulrich Weigand <uweigand@de.ibm.com>
3799
3800 * config/s390/s390.h (MAX_FIXED_MODE_SIZE): Define.
3801 (MOVE_MAX_PIECES): Define.
3802
3803 2004-08-12 Devang patel <dpatel@apple.com>
3804
3805 * dbxout.c (dbxout_begin_prologue): New function.
3806 (dbx_debug_hooks): Use new begin prologue hook.
3807 (dbxout_function_end): Emit N_ENSYM.
3808 * stab.def (N_BNSYM, N_ENSYM): Define and document these two new stabs.
3809
3810 2004-08-12 Janis Johnson <janis187@us.ibm.com>
3811
3812 * config/rs6000/altivec.h (vec_dst): Fix C++ functions whose first
3813 argument is float*.
3814
3815 * config/rs6000/rs6000.c (altivec_init_builtins): Fix argument type
3816 for vec_dss.
3817
3818 * doc/extend.texi (AltiVec builtins): Fix description for recent
3819 changes. Update operation list to match current support.
3820
3821 2004-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
3822
3823 * config/s390/s390.c (struct s390_frame_layout): New struct as element
3824 of struct machine_function.
3825 (cfun->machine->frame_size): Moved into cfun->machine->frame_layout and
3826 changed all uses.
3827 (cfun->machine->save_fprs_p): Replaced by cfun_save_high_fprs and
3828 changed all uses.
3829 (cfun_frame_layout, cfun_save_high_fprs_p, cfun_gprs_save_area_size)
3830 (cfun_set_fpr_bit, cfun_fpr_bit_p): New macros.
3831 (s390_frame_area, s390_register_info): New functions.
3832 (s390_optimize_prolog): Renamed to s390_optimize_prologue. Added check
3833 for base register.
3834 (s390_return_addr_rtx, s390_return_address_offset)
3835 (s390_va_start, s390_gimplify_va_arg)
3836 (s390_emit_prologue, s390_emit_epilogue): Adjusted for new stack
3837 layouts.
3838 (s390_frame_info): Functionality partly moved to s390_register_info.
3839 Made adaptions for new stack layout.
3840 (save_gprs, restore_gprs): Changed meaning of second parameter and
3841 adapted all callers.
3842
3843 * config/s390/s390.h (s390_backchain_string): New global variable.
3844 (MASK_BACKCHAIN): Removed definition.
3845 (TARGET_BACKCHAIN): Changed check.
3846 (TARGET_KERNEL_BACKCHAIN): New macro.
3847 (TARGET_SWITCHES): Removed entries of "backchain" and "no-backchain".
3848 (TARGET_OPTIONS): Added "backchain", "no-backchain" and
3849 "kernel-backchain".
3850 (DYNAMIC_CHAIN_ADDRESS): Adjusted for new stack layouts.
3851
3852 * config/s390/s390.md ("allocate_stack"): Added TARGET_KERNEL_BACKCHAIN
3853 as condition. Adjusted for new stack layout.
3854
3855 * doc/invoke.texi: Added documentation for new option
3856 "-mkernel-backchain" and adjusted documentation of "-mbackchain" and
3857 "-mno-backchain".
3858
3859 2004-08-12 Paul Brook <paul@codesourcery.com>
3860
3861 * config/arm/lib1funcs.asm (ARM_FUNC_ALIAS): Also alias _L__name.
3862 (aeabi_uidivmod, aeabi_idivmod): Provide thumb implementation.
3863
3864 2004-08-12 David Daney <ddaney@avtrex.com>
3865
3866 * java/gcj.texi: Add subsection on signal usage.
3867
3868 2004-08-12 David Edelsohn <edelsohn@gnu.org>
3869
3870 * expr.c (move_by_pieces): Set alignment for move to minimum of
3871 MOVE_MAX_PIECES mode alignment and the largest non-slow mode
3872 alignment, but not less than the original alignment.
3873 (move_by_pieces_ninsns): Same.
3874 (can_store_by_pieces): Similar for store with STORE_MAX_PIECES.
3875 (store_by_pieces_1): Same.
3876
3877 2004-08-12 Diego Novillo <dnovillo@redhat.com>
3878
3879 PR tree-optimization/16867
3880 * tree.c (is_global_var): New function.
3881 (needs_to_live_in_memory): Check for TREE_ADDRESSABLE.
3882 Call is_global_var.
3883 * tree.h (DECL_NEEDS_TO_LIVE_IN_MEMORY_INTERNAL): Remove.
3884 Update all users.
3885 (is_global_var): Declare.
3886 * tree-dfa.c (dump_variable): Display global and addressable
3887 attributes.
3888 (add_referenced_var): Clarify documentation when marking
3889 variables call-clobbered.
3890 * tree-flow-inline.h (is_call_clobbered): Call is_global_var
3891 instead of needs_to_live_in_memory.
3892 (mark_call_clobbered): If the variable is a tag, mark it
3893 DECL_EXTERNAL.
3894 * tree-gimple.c (is_gimple_reg): Don't check for
3895 TREE_ADDRESSABLE.
3896 (is_gimple_non_addressable): Likewise.
3897 * tree-ssa-alias.c (get_nmt_for): Always check whether the tag
3898 needs to be marked call-clobbered.
3899 (setup_pointers_and_addressables): Call is_global_var instead
3900 of needs_to_live_in_memory.
3901 * tree-ssa-dce.c (need_to_preserve_store): Remove.
3902 Update all users with is_global_var.
3903 (mark_stmt_if_obviously_necessary): Fix processing of aliased
3904 stores. Don't check the virtual definitions. Rather, check
3905 whether the store is going into global memory.
3906 (find_obviously_necessary_stmts): Get the symbol from the PHI
3907 result.
3908 * tree-ssa-operands.c (get_call_expr_operands): Do not add
3909 clobbering may-defs if the call does not have side effects.
3910
3911 2004-08-12 Jakub Jelinek <jakub@redhat.com>
3912
3913 PR c++/16276
3914 * output.h (default_function_rodata_section,
3915 default_no_function_rodata_section): New prototypes.
3916 * target.h (struct gcc_target): Add asm_out.function_rodata_section.
3917 * target-def.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
3918 (TARGET_ASM_OUT): Add it.
3919 * varasm.c (default_function_rodata_section,
3920 default_no_function_rodata_section): New functions.
3921 * final.c (final_scan_insn): Call
3922 targetm.asm_out.function_rodata_section instead of
3923 readonly_data_section.
3924 * config/darwin.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Define.
3925 * config/mcore/mcore.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
3926 * config/ip2k/ip2k.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
3927 * config/rs6000/xcoff.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
3928 Likewise.
3929 * config/alpha/alpha.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
3930 * config/i386/cygming.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
3931 Likewise.
3932 * config/i386/i386-interix.h (TARGET_ASM_FUNCTION_RODATA_SECTION):
3933 Likewise.
3934 * config/arm/pe.h (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
3935 * config/avr/avr.c (TARGET_ASM_FUNCTION_RODATA_SECTION): Likewise.
3936 * doc/tm.texi (TARGET_ASM_FUNCTION_RODATA_SECTION): Document.
3937
3938 2004-08-12 Paul Brook <paul@codesourcery.com>
3939
3940 * dwarf2out.h (dwarf2out_frame_finish): Conditionalize outputting eh
3941 frame info.
3942 * doc/tm.texi: Document interaction between TARGET_UNWIND_INFO and
3943 DWARF2_UNWIND_INFO.
3944
3945 2004-08-12 Ben Elliston <bje@au.ibm.com>
3946
3947 PR target/16286
3948 * config/rs6000/altivec.h: Change vector to __vector throughout.
3949 (Except for the `vector' macro itself).
3950
3951 2004-08-12 Zack Weinberg <zack@codesourcery.com>
3952
3953 * genpreds.c: Add capability to generate predicate bodies as
3954 well as function prototypes. Write function prototypes for
3955 the generic predicates too.
3956 (process_define_predicate, write_tm_preds_h, write_insn_preds_c)
3957 (write_predicate_subfunction, mark_mode_tests, add_mode_tests)
3958 (write_match_code, write_predicate_expr, write_one_predicate_function)
3959 (parse_option): New functions.
3960 (output_predicate_decls): Delete.
3961 (main): Read the machine description, process DEFINE_PREDICATE or
3962 DEFINE_SPECIAL_PREDICATE patterns, write tm-preds.h or insn-preds.c
3963 as appropriate.
3964
3965 * genrecog.c (struct decision_test): Replace index with
3966 struct pred_data pointer.
3967 (next_index): Remove, unused.
3968 (pred_table, preds, special_mode_pred_table): Delete.
3969 (compute_predicate_codes, process_define_predicate): New functions.
3970 (validate_pattern, add_to_sequence, write_switch): Update for
3971 new data structures.
3972 (main): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
3973 Check both error_count and have_error.
3974
3975 * gensupport.c (in_fname, first_predicate): New globals.
3976 (define_pred_queue, define_pred_tail): New RTL-pattern queue.
3977 (predicate_table, last_predicate, old_pred_table)
3978 (old_special_pred_table): New statics.
3979 (hash_struct_pred_data, eq_struct_pred_data, lookup_predicate)
3980 (add_predicate, init_predicate_table): New functions.
3981 (process_rtx): Handle DEFINE_PREDICATE and DEFINE_SPECIAL_PREDICATE.
3982 (init_md_reader_args_cb): Use the global in_fname. No need to zero
3983 it or max_include_len. Call init_predicate_table.
3984 (read_rtx): Run the predicate queue after the attribute queue
3985 but before all the others.
3986 * gensupport.h (in_fname, struct pred_data, first_predicate)
3987 (lookup_predicate, add_predicate, FOR_ALL_PREDICATES): Declare.
3988 * rtl.def (MATCH_CODE, MATCH_TEST, DEFINE_PREDICATE)
3989 (DEFINE_SPECIAL_PREDICATE): New RTL codes.
3990 * dummy-conditions.c: Don't include bconfig.h, system.h,
3991 coretypes.h, tm.h, or system.h. Do include stddef.h.
3992 Duplicate declaration of struct c_test from gensupport.h.
3993
3994 * Makefile.in (OBJS-common): Add insn-preds.o.
3995 (STAGESTUFF, .PRECIOUS): Add insn-preds.c.
3996 (insn-preds.c, insn-preds.o): New rules.
3997 (s-preds): Also generate insn-preds.c.
3998 (dummy-conditions.o, genpreds$(build_exeext), genpreds.o):
3999 Update dependencies.
4000 (print-rtl.o, print-rtl1.o): Correct dependencies.
4001
4002 * recog.h: Delete prototypes of predicate functions.
4003
4004 * doc/md.texi (Predicates): New section with complete
4005 documentation of operand/operator predicates. Remove some
4006 incomplete documentation of predicates from other places.
4007 * doc/tm.texi (Misc): Move SPECIAL_MODE_PREDICATES next to
4008 PREDICATE_CODES; indicate that both are deprecated in favor
4009 of define_predicate/define_special_predicate.
4010
4011 * config/ia64/ia64.c: All predicate function definitions moved
4012 to ia64.md, except
4013 (small_addr_symbolic_operand, tls_symbolic_operand): Delete.
4014 (ia64_expand_load_address, ia64_expand_move):
4015 Check SYMBOL_REF_TLS_MODEL directly, don't use tls_symbolic_operand.
4016
4017 * config/ia64/ia64.md: All predicates now defined here.
4018 (symbolic_operand): Is now a special predicate.
4019
4020 * config/ia64/ia64.h: Declare ia64_section_threshold.
4021 (PREDICATE_CODES): Delete.
4022
4023 2004-08-12 Richard Henderson <rth@redhat.com>
4024
4025 * c-common.h (STATEMENT_LIST_HAS_LABEL): New.
4026 * c-semantics.c (add_stmt): Set it.
4027 * c-decl.c (finish_decl): Use it to create a new BIND_EXPR
4028 before instantiating a variable sized type.
4029
4030 2004-08-12 Richard Henderson <rth@redhat.com>
4031
4032 * stor-layout.c (round_up, round_down): Move ...
4033 * fold-const.c (round_up, round_down): ... here. Use
4034 multiple_of_p to avoid any arithmetic at all.
4035
4036 2004-08-12 Richard Henderson <rth@redhat.com>
4037
4038 * gimplify.c (struct gimplify_init_ctor_preeval_data): New.
4039 (gimplify_init_ctor_preeval_1): New.
4040 (gimplify_init_ctor_preeval): New.
4041 (gimplify_init_ctor_eval): New.
4042 (gimplify_init_constructor): Use them. Always gimplify the LHS
4043 object first.
4044
4045 2004-08-12 Ziemowit Laski <zlaski@apple.com>
4046
4047 (This patch is part of merge of objc-improvements-branch
4048 into mainline.)
4049
4050 * doc/frontends.texi: Mention Objective-C++ in addition to
4051 Objective-C.
4052 * doc/install.texi: Add 'obj-c++' to list of configurable
4053 languages.
4054 * doc/invoke.texi: Rename Objective-C option headings to
4055 indicate they also apply to Objective-C++. List file
4056 extensions for Objective-C++ sources. Mention that
4057 ObjC and ObjC++ compilations may also use C and C++ options,
4058 respectively. Point users to doc/standards.texi for
4059 further info on ObjC and ObjC++.
4060 * doc/sourcebuild.texi: Mention the objcp/ directory and
4061 the Objective-C++ sources it contains.
4062 * doc/standards.texi: Update link to Apple ObjC site;
4063 add link to gcc readings.html WWW doc.
4064
4065 2004-08-12 Alan Modra <amodra@bigpond.net.au>
4066
4067 * config/rs6000/rs6000.c (function_arg_padding): Revert 2004-07-28
4068 and 2004-07-14 changes.
4069
4070 2004-08-12 Paul Brook <paul@codesourcery.com>
4071
4072 * doc/invoke.texi: Fix typo.
4073
4074 2004-08-11 Devang Patel <dpatel@apple.com>
4075
4076 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Add -dead_strip
4077 and -no_dead_strip_inits_and_terms.
4078 (LINK_SPEC): Same.
4079 * doc/invoke.texi (Darwin Options): Document -dead_strip and
4080 -no_dead_strip_inits_and_terms.
4081
4082 2004-08-11 Paul Brook <paul@codesourcery.com>
4083
4084 * config/arm/arm-protos.h (arm_finalize_pic) Rename ...
4085 (arm_load_pic_register): ... to this.
4086 * config/arm/arm.c (arm_finalize_pic): Rename ...
4087 (arm_load_pic_register): ... to this. Always output insns at the
4088 current location. Load via low reg in thumb mode.
4089 (arm_expand_prologue): Call arm_load_pic_register.
4090 (thumb_expand_prologue): Ditto.
4091 * config/arm/arm.h (FINALIZE_PIC): Remove.
4092 * config/arm/arm.md (builtin_setjmp_receiver): Call
4093 arm_load_pic_register.
4094
4095 2004-08-11 Paul Brook <paul@codesourcery.com>
4096
4097 * arm.c (thumb_force_lr_save): Add prototype.
4098 (thumb_compute_save_reg_mask): New function.
4099 (thumb_find_work_register): New function.
4100 (arm_get_frame_offsets): Use thumb_compute_save_reg_mask.
4101 (thumb_unexpanded_epilogue): Ditto. Remove redundant code.
4102 Don't clobber r3 when removing pretend args.
4103 (thumb_expand_prologue): Use thumb_compute_save_reg_mask.
4104 (thumb_output_function_prologue): Use new functions.
4105 (thumb_set_return_address): Use thumb_compute_save_reg_mask.
4106 * arm.h (THUMB_REG_PUSHED_P): Remove.
4107
4108 2004-08-11 James E Wilson <wilson@specifixinc.com>
4109
4110 PR rtl-optimization/16490
4111 * cfgrtl.c (cfg_layout_split_edge): Set global_live_at_start and
4112 global_live_at_end for new basic block if already set for other blocks.
4113
4114 2004-08-11 David Edelsohn <edelsohn@gnu.org>
4115
4116 * config/rs6000/rs6000.h (MAX_FIXED_MODE_SIZE): Define.
4117
4118 * config/rs6000/rs6000.md (mfcr rlwinm patterns): Set length to 8.
4119 (mfcr rlwinm rlwinm patterns): Set length to 12.
4120
4121 2004-08-11 Andrew MacLeod <amacleod@redhat.com>
4122
4123 * tree-flow-inline.h (get_def_ops, get_use_ops, get_v_may_def_ops,
4124 get_vuse_ops,get_v_must_def_ops): Add operand structure reference.
4125 (get_v_may_def_result_ptr, get_v_may_def_op_ptr): New access struct.
4126 (start_ssa_stmt_operands): Delete.
4127 * tree-flow.h (struct stmt_ann_d): Replace operand vectors with new
4128 struct stmt_operands_d.
4129 (build_ssa_operands): New extern entry point.
4130 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove operand
4131 building code, replace with create_ssa_artficial_load_stmt().
4132 * tree-ssa-operands.c (struct voperands_d): Delete.
4133 (allocate_v_may_def_optype): Allocate v_may_def_operand_type_t vector.
4134 (allocate_v_must_def_optype): Use sizeof (tree), not sizeof (tree *).
4135 (free_uses, free_defs, free_vuses, free_v_may_defs,
4136 free_v_must_defs): Remove dealloc parameter.
4137 (remove_vuses, remove_v_may_def, remove_v_must_defs): Delete.
4138 (finalize_ssa_defs, finalize_ssa_uses, finalize_ssa_v_may_defs,
4139 finalize_ssa_vuses, finalize_ssa_v_must_defs): Perform all operand
4140 vector comparisons, ssa_name reuse, and allocations here.
4141 (verify_start_operands): Delete.
4142 (finalize_ssa_stmt_operands): Set new operands by calling finalize
4143 routines.
4144 (start_ssa_stmt_operands): Move from tree-flow-inline.h.
4145 (append_def, append_usei): Simplify to simple accumulation.
4146 (append_v_may_def, append_vuse, append_v_must_def): Simplify to avoiding
4147 duplicates and simple accumulation.
4148 (free_ssa_operands): Free vectors in a stmt_operand structure.
4149 (build_ssa_operands): New. Create a new stmt_operand structure from
4150 a stmt and an old set of stmt_operands.
4151 (get_stmt_operands): Simplify and call build_ssa_operands.
4152 (get_expr_operands, get_asm_expr_operands, get_indirect_ref_operands,
4153 get_call_expr_operands, add_stmt_operand, add_call_clobber_ops,
4154 add_call_read_ops): Don't pass prev_vops around anymore.
4155 (note_addressable): Return if no stmt annotation.
4156 (copy_virtual_operands): Access v_may_def operands through a struct.
4157 (create_ssa_artficial_load_stmt): New. Create a load stmt for DOM's
4158 hash tables without treating the stmt as a real stmt.
4159 * tree-ssa-operands.h (struct v_may_def_operand_type): New. Access
4160 v_may_def def and use through a struct instead of 2 array elements.
4161 (struct v_may_def_optype_d): Use v_may_def_operand_type.
4162 (struct stmt_operands_d): New. Struct for storing all operand vectors.
4163
4164 2004-08-11 Nick Clifton <nickc@redhat.com>
4165
4166 * config/arm/arm.c (arm_is_longcall_p): Update comment describing
4167 this funciton's behaviour. Return true when the current function
4168 has a section attribute and -mlong-calls is in effect.
4169 * config/arm/arm.h (ARM_DECLARE_FUNCTION_SIZE): Do not set the
4170 short-call marker when -mlong-calls is in effect and the function
4171 has a section attribute.
4172
4173 2004-08-10 Zack Weinberg <zack@codesourcery.com>
4174
4175 * stmt.c (expand_return): If asked to return the RESULT_DECL,
4176 just call expand_value_return on result_rtl.
4177
4178 2004-08-10 Richard Henderson <rth@redhat.com>
4179
4180 * builtins.def (BUILT_IN_STACK_ALLOC): Remove.
4181 * builtins.c (expand_builtin) <BUILT_IN_STACK_ALLOC>: Remove.
4182 * dwarf2out.c (loc_descriptor): Handle PARALLEL here ...
4183 (add_location_or_const_value_attribute): ... not here. Use
4184 loc_descriptor_from_tree if possible.
4185 (loc_descriptor_from_tree_1): Rename from loc_descriptor_from_tree.
4186 Simplify address handling. Handle DECL_VALUE_EXPR. Handle register
4187 values specially.
4188 (loc_descriptor_from_tree): New. Update callers.
4189 * expr.c (expand_var): Ignore DECL_VALUE_EXPR variables.
4190 * gimplify.c (gimplify_decl_expr): Lower variable sized types to
4191 pointer plus dereference. Set DECL_VALUE_EXPR. Set save_stack.
4192 (gimplify_call_expr): Do not recognize BUILT_IN_STACK_ALLOC
4193 and BUILT_IN_STACK_RESTORE.
4194 (gimplify_expr): Lower DECL_VALUE_EXPR decls.
4195 * stmt.c (expand_stack_alloc): Remove.
4196 * tree-mudflap.c (mx_register_decls): Don't look for
4197 BUILT_IN_STACK_ALLOC.
4198 * tree-nested.c (convert_local_reference): Likewise.
4199 * tree.h (DECL_VALUE_EXPR): New.
4200
4201 2004-08-10 Richard Henderson <rth@redhat.com>
4202
4203 * stor-layout.c (round_up): Check for 0/1 before dividing.
4204 (round_down): Likewise.
4205
4206 * tree-tailcall.c (suitable_for_tail_opt_p): Also check DECL_EXTERNAL.
4207
4208 2004-08-09 Mark Mitchell <mark@codesourcery.com>
4209
4210 * config.gcc (arm*-*-eabi*): New target.
4211 * defaults.h (TARGET_LIBGCC_FUNCS): New macro.
4212 (TARGET_LIB_INT_CMP_BIASED): Likewise.
4213 * expmed.c (expand_divmod): Try a two-valued divmod function as a
4214 last resort.
4215 * gthr.h: Remove bogus tokens at end of #pragma.
4216 * optabs.c (expand_twoval_binop_libfunc): New function.
4217 (prepare_cmp_insn): Handle the !TARGET_LIB_INT_CMP_BIASED case.
4218 (prepare_float_lib_cmp): Try reversing the condition.
4219 (debug_optab_libfuncs): New function.
4220 * optabs.h (expand_twoval_binop_libfunc): Declare.
4221 * config/arm/arm.c (arm_init_libfuncs): New function.
4222 (arm_compute_initial_eliminatino_offset): Return HOST_WIDE_INT.
4223 (TARGET_INIT_LIBFUNCS): Define it.
4224 * config/arm/arm.h (TARGET_BPABI): New macro.
4225 * config/arm/arm-protos.h
4226 (arm_compute_initial_elimination_offset): Return HOST_WIDE_INT.
4227 * config/arm/bpabi.S: New file.
4228 * config/arm/bpabi.c: Likewise.
4229 * config/arm/bpabi.h: Likewise.
4230 * config/arm/ieee754-df.S (__aeabi_dneg): New function or alias.
4231 (__aeabi_drsub): Likewise.
4232 (__aeabi_dsub): Likewise.
4233 (__aeabi_dadd): Likewise.
4234 (__aeabi_ui2d): Likewise.
4235 (__aeabi_i2d): Likewise.
4236 (__aeabi_f2d): Likewise.
4237 (__aeabi_dmul): Likewise.
4238 (__aeabi_ddiv): Likewise.
4239 (__aeabi_cdrcmple): Likewise.
4240 (__aeabi_cdcmpeq): Likewise.
4241 (__aeabi_cdcmple): Likewise.
4242 (__aeabi_dcmpeq): Likewise.
4243 (__aeabi_dcmplt): Likewise.
4244 (__aeabi_dcmple): Likewise.
4245 (__aeabi_dcmpge): Likewise.
4246 (__aeabi_dcmpgt): Likewise.
4247 (__aeabi_dcmpun): Likewise.
4248 (__aeabi_d2iz): Likewise.
4249 (__aeabi_d2uiz): Likewise.
4250 (__aeabi_d2f): Likewise.
4251 * config/arm/ieee754-sf.S (__aeabi_fneg): New function or alias.
4252 (__aeabi_frsub): Likewise.
4253 (__aeabi_fsub): Likewise.
4254 (__aeabi_fadd): Likewise.
4255 (__aeabi_ui2f): Likewise.
4256 (__aeabi_i2f): Likewise.
4257 (__aeabi_fmul): Likewise.
4258 (__aeabi_fdiv): Likewise.
4259 (__aeabi_cfrcmple): Likewise.
4260 (__aeabi_cfcmpeq): Likewise.
4261 (__aeabi_cfcmple): Likewise.
4262 (__aeabi_fcmpeq): Likewise.
4263 (__aeabi_fcmplt): Likewise.
4264 (__aeabi_fcmple): Likewise.
4265 (__aeabi_fcmpge): Likewise.
4266 (__aeabi_fcmpgt): Likewise.
4267 (__aeabi_fcmpun): Likewise.
4268 (__aeabi_f2iz): Likewise.
4269 (__aeabi_f2uiz): Likewise.
4270 * config/arm/lib1funcs.asm (ARM_CALL): New macro.
4271 (__aeabi_uidivmod): New function or alias.
4272 (__aeabi_idivmod): Likewise.
4273 (__aeabi_idiv0): Likewise.
4274 (__aeabi_ldiv0): Likewise.
4275 (__aeabi_llsr): Likewise.
4276 (__aeabi_lasr): Likewise.
4277 (__aeabi_llsl): Likewise.
4278 (bpabi.S): Include it.
4279 * config/arm/libgcc-bpabi.ver: New file.
4280 * config/arm/symbian.h (ARM_DEFAULT_ABI): Remove.
4281 (LINK_SPEC): Remove.
4282 * config/arm/t-arm-elf (LIB1ASMFUNCS): Add __aeabi_lcmp and
4283 __aeabi_ulcmp.
4284 * config/arm/t-bpabi: New file.
4285 * doc/tm.texi (TARGET_LIBGCC_FUNCS): New entry.
4286 (TARGET_LIB_INT_CMP_BIASED): Likewise.
4287
4288 2004-08-10 David Edelsohn <edelsohn@gnu.org>
4289
4290 * config/rs6000/rs6000-protos.h (expand_block_clear): Declare.
4291 * config/rs6000/rs6000.md (clrmemsi): New pattern.
4292 * config/rs6000/rs6000.c (expand_block_clear): New function.
4293 (expand_block_move): Convert alignment to bits. Use SImode and
4294 HImode for unaligned addresses if not STRICT_ALIGNMENT.
4295
4296 2004-08-10 Caroline Tice <ctice@apple.com>
4297
4298 * varasm.c (unlikely_section_label): New global variable.
4299 (unlikely_text_section_name): New global variable.
4300 (text_section): Remove alignment statement.
4301 (unlikely_text_section): Remove alignment statement; use
4302 unlikely_section_label rather than hard-coded string.
4303 (assemble_start_function): Initialize unlikely_section_label and
4304 unlikely_text_section_name; make sure cold section is properly
4305 aligned at start of function; output unlikely_section_label if
4306 appropriate.
4307
4308 2004-08-10 Ulrich Weigand <uweigand@de.ibm.com>
4309
4310 * config/s390/s390-protos.h (s390_canonicalize_comparison): Declare.
4311 * config/s390/s390.c (s390_canonicalize_comparison): New function.
4312 * config/s390/s390.h (CANONICALIZE_COMPARISON): Define.
4313 * config/s390/s390.md ("*tmdi_ext", "*tmsi_ext", "*tmqisi_ext",
4314 "*tmqidi_ext", "*tmdi_mem", "*tmsi_mem", "*tmhi_mem"): Remove.
4315 ("*tmqi_mem"): Remove SUBREG from pattern.
4316 ("*anddi3_cconly"): Prevent accidentally matching TM pattern.
4317 ("*andsi3_cconly"): Likewise.
4318
4319 2004-08-10 H.J. Lu <hongjiu.lu@intel.com>
4320
4321 PR target/16909
4322 * config/i386/i386.md (*strsetdi_rex_1): Use DI instead of SI.
4323
4324 2004-08-10 Janis Johnson <janis187@us.ibm.com>
4325
4326 * doc/sourcebuild.texi (compat testing): Document available test
4327 framework commands. Use the preferred spelling of DejaGnu.
4328
4329 2004-08-10 Daniel Berlin <dberlin@dberlin.org>
4330
4331 * lambda.h: Add matrix type, and prototypes for remainder of
4332 matrix and vector functions.
4333 (lambda_vector_mult_const): New function.
4334 (lambda_vector_negate): Ditto.
4335 (lambda_vector_add): Ditto.
4336 (lambda_vector_add_mc): Ditto.
4337 (lambda_vector_copy): Ditto.
4338 (lambda_vector_zerop): Ditto.
4339 (lambda_vector_equal): Ditto.
4340 (lambda_vector_min_nz): Ditto.
4341 (lambda_vector_first_nz): Ditto.
4342 (lambda_vector_matrix_mult): Ditto.
4343 * lambda-mat.c: New file.
4344 * Makefile.in (lambda-mat.o): New.
4345
4346 2004-08-10 Andrew MacLeod <amacleod@redhat.com>
4347
4348 * tree-cfg.c (bsi_insert_before, bsi_insert_after): Call modify_stmt
4349 after linking stmt into the program.
4350 (bsi_remove): Don't call modify_stmt.
4351 * tree-complex.c (update_complex_assignment,
4352 expand_complex_comparison): Call modify_stmt after changing the stmt.
4353 * tree-outof-ssa.c (rewrite_trees): Call modify_stmt only if not
4354 removing the stmt.
4355 * tree-ssa-ccp.c (substitute_and_fold): Call modify_stmt after changing
4356 the stmt, and only if needed.
4357 * tree-ssa-dom.c (thread_across_edge): Pass no annotation for a dummy
4358 expression.
4359 (simplify_rhs_and_lookup_avail_expr): Don't take an annotation param.
4360 (simplify_cond_and_lookup_avail_expr): Use modify_stmt.
4361 (simplify_switch_and_lookup_avail_expr): Don't take an annotation param.
4362 (eliminate_redundant_computations): Don't pass an annotation. Call
4363 modify_stmt rather than setting the annotation directly.
4364 (record_equivalences_from_stmt): Remove unused local 'j'.
4365 (cprop_operand): Take a stmt rather than an annotation as a parameter.
4366 Call modify_stmt.
4367 (cprop_into_stmt): Pass stmt rather than annotation.
4368 (update_rhs_and_lookup_avail_expr): Call modify_stmt.
4369 * tree-ssa-loop-im.c (schedule_sm): Call get_stmt_ann rather than
4370 modify_stmt.
4371 * tree-ssa.c (propagate_into_addr): Dont call modify_stmt.
4372
4373 2004-08-10 Jason Merrill <jason@redhat.com>
4374
4375 PR middle-end/16948
4376 * function.c (expand_function_start): Handle DECL_BY_REFERENCE on
4377 the RESULT_DECL.
4378
4379 2004-08-10 Geoffrey Keating <geoffk@apple.com>
4380
4381 * tree-vn.c (val_expr_pair_expr_eq): Compare vuses, to match the
4382 hash function.
4383
4384 2004-08-10 Roger Sayle <roger@eyesopen.com>
4385
4386 * config/mips/mips.md: New reciprocal square root patterns that
4387 match sqrt(1.0/x) in addition to the existing 1.0/sqrt(x) insns.
4388
4389 2004-08-10 Paul Brook <paul@codesourcery.com>
4390
4391 * config/arm/arm-protos.h (arm_set_return_address,
4392 thumb_set_return_address): Add prototypes.
4393 * config/arm/arm.h (ARM_FT_EXCEPTION_HANDLER): Remove.
4394 * config/arm/arm.c (arm_compute_func_type,
4395 use_return_insn, arm_compute_save_reg0_reg12_mask,
4396 arm_compute_save_reg_mask, arm_output_function_prologue,
4397 arm_output_epilogue): Replace ARM_FT_EXCEPTION_HANDLER with
4398 current_function_calls_eh_return.
4399 (thumb_exit, thumb_pushpop, thumb_unexpanded_epilogue): Replace
4400 old eh code.
4401 (arm_set_return_address, thumb_set_return_address): New functions.
4402 * config/arm/arm.h (MUST_USE_SJLJ_EXCEPTIONS, DWARF2_UNWIND_INFO,
4403 ARM_EH_STACKADJ_REGNUM, EH_RETURN_STACKADJ_RTX): Define.
4404 * config/arm/arm.md (VUNSPEC_EH_RETURN): Add.
4405 (epilogue): Use the stackadj register.
4406 (eh_return, arm_eh_return, thumb_eh_return): New pattern.
4407
4408 2004-08-10 Jakub Jelinek <jakub@redhat.com>
4409
4410 PR target/3144
4411 * expr.c (move_by_pieces_ninsns): Add max_size argument.
4412 (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it.
4413 (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it.
4414 (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P,
4415 but using MOVE_RATIO.
4416 (move_by_pieces): Pass max_size to move_by_pieces_ninsns.
4417 (can_store_by_pieces): Change max_size type to unsigned int.
4418 (store_by_pieces_1): Likewise. Pass max_size to
4419 move_by_pieces_ninsns.
4420 * config/s390/s390.h (STORE_BY_PIECES_P): Define.
4421 * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1
4422 to move_by_pieces_ninsns.
4423 (STORE_BY_PIECES_P): Define.
4424 * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1
4425 to move_by_pieces_ninsns.
4426 * doc/tm.texi (STORE_BY_PIECES_P): Document changed default.
4427
4428 * config/i386/i386.h (CLEAR_RATIO): Define.
4429
4430 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
4431
4432 * expr.c (expand_expr_real_1): Add back code that was not dead.
4433
4434 2004-08-09 Andrew Pinski <apinski@apple.com>
4435
4436 * c-common.c (c_common_get_alias_set): Set the aliasing set of the type
4437 which is found to be compatible before returning the aliasing set.
4438
4439 2004-08-09 Daniel Jacobowitz <dan@debian.org>
4440
4441 * ggc-zone.c (struct alloc_zone): Add statistics counters.
4442 (always_collect): New flag.
4443 (ggc_alloc_zone_1): Update statistics support. Don't include
4444 overhead in allocated counter.
4445 (sweep_pages): Update allocated counter for large pages. Don'y
4446 include overhead.
4447 (ggc_collect_1): Always collect.
4448 (ggc_collect): Honor always_collect flag. Sum all zones to decide
4449 whether to collect.
4450 (SCALE, LABEL): New macros.
4451 (ggc_print_statistics): Add statistics support.
4452
4453 2004-08-09 Roger Sayle <roger@eyesopen.com>
4454
4455 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap): Change type to bool.
4456 (init_expmed): Fix potential overrun problem with "all.reg".
4457 (expand_sdiv2_pow2): Add an alternate implementation for signed
4458 division, if the target provides a suitable conditional move insn.
4459
4460 2004-08-09 Paul Brook <paul@codesourcery.com>
4461 Richard Henderson <rth@redhat.com>
4462
4463 * unwind-dw2.c (uw_install_context_1): Update target saved stack
4464 pointer.
4465
4466 2004-08-09 Geoffrey Keating <geoffk@apple.com>
4467
4468 * ggc-common.c (ggc_rlimit_bound): Don't check RSS limit.
4469 Check DATA limit only if there's no AS limit. Ignore insanely
4470 low DATA limits.
4471 (ggc_min_heapsize_heuristic): Don't divide AS or RSS limits by 8,
4472 but take care that the AS limit isn't overrun.
4473 * doc/invoke.texi: Update documentation of min-heapsize parameter.
4474
4475 2004-08-09 Jeff Law <law@redhat.com>
4476
4477 * Makefile.in (OBJC-common): Add tree-ssa-threadupdate.c
4478 (tree-ssa-threadupdate.o): Add dependencies.
4479 * tree-ssa-threadupdate.c: New file.
4480 * tree-flow.h (incoming_edge_threaded): New flag in block annotation.
4481 (rewrite_vars_out_of_ssa): Remove prototype.
4482 (cleanup_tree_cfg): Returns a bool.
4483 * tree.h (thread_through_all_blocks): Prototype.
4484 * tree-outof-ssa.c (SSANORM_*): Move into here.
4485 (remove_ssa_form): Now static.
4486 (rewrite_vars_out_of_ssa): Kill.
4487 * tree-ssa-live.c (register_ssa_partitions_for_vars): Kill.
4488 * tree-ssa-live.h (SSANORM_*): Moved into tree-outof-ssa.c.
4489 (remove_ssa_form, register_partitions_for_vars): Kill declarations.
4490 * tree-cfg.c (cleanup_tree_cfg): Return a value indicating if
4491 anything was changed.
4492 * tree-phinodes.c (add_phi_arg): Get the block for the PHI
4493 from the PHI's annotation rather than the edge associated with
4494 the new argument.
4495 * tree-ssa-dom.c (redirection_edges): Kill.
4496 (redirect_edges_and_update_ssa_graph): Kill.
4497 (tree_ssa_dominator_optimize): Do not reset forwardable flag
4498 for blocks anymore. Do not initialize redirection_edges.
4499 Call thread_through_all_blocks. Simplify code for cleanup
4500 of the CFG and iterating. No longer call cleanup_tree_cfg
4501 outside the iteration loop.
4502 (thread_across_edge): No longer mess with forwardable blocks.
4503
4504 2004-08-09 Zack Weinberg <zack@codesourcery.com>
4505
4506 * explow.c (memory_address): Use memory_address_p.
4507 * recog.c (general_operand): Likewise.
4508 * regrename.c: No need to define REG_OK_STRICT.
4509
4510 2004-08-09 Steven Bosscher <stevenb@suse.de>
4511
4512 * timevar.def (TV_CPROP1, TV_CPROP2, TV_PRE, TV_HOIST, TV_LSM):
4513 New timers.
4514 * gcse.c: Include timevar.h.
4515 (const_prop_count, copy_prop_count): Rename to global_const_prop_count
4516 and global_copy_prop_count.
4517 (local_const_prop_count, local_copy_prop_count): New static globals.
4518 (gcse_main): Set the right timevar for each pass.
4519 (cprop_jump): Increment global_const_prop_count when a constant is
4520 propagated. Add "GLOBAL" to dump output.
4521 (cprop_insn): Increment global_const_prop_count when a constant is
4522 propagated, or global_copy_prop_count when a copy is propagated.
4523 (do_local_cprop): Likewise for local_const_prop_count and
4524 local_copy_prop_count.
4525 (one_cprop_pass): Initialize const/cprop counters to zero.
4526 Print out results of local and global const/cprop separately.
4527 (bypass_block): Break over-length line.
4528 * Makefile.in (gcse.o): Add TIMEVAR_H dependency. Fix dependencies
4529 for bb-reorder.o and tracer.o.
4530
4531 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
4532
4533 * Makefile.in (GTFILES): Remove stmt.c
4534 (stmt.o): Do not depend on gt-stmt.h.
4535 * emit-rtl.c (emit_line_note): Do not call
4536 set_file_and_line_for_stmt.
4537 * expr.c (expand_expr_real_1) <SWITCH_EXPR>: Let expand_case
4538 do everything.
4539 * function.c (free_after_parsing): Do not free STMT field.
4540 (allocate_struct_function): Do not call init_stmt_for_function.
4541 (assign_stack_temp_for_type): Do not accept values of keep
4542 other than 0 or 1.
4543 (init_temp_slots): Do not initialize removed variables.
4544 * function.h (struct function): Remove STMT, X_TARGET_TEMP_SLOT_LEVEL
4545 and X_VAR_TEMP_SLOT_LEVEL fields.
4546 * rtl.h (set_file_and_line_for_stmt): Remove.
4547 * stmt.c (struct nesting, ALLOC_NESTING, POPSTACK,
4548 struct stmt_status, cond_stack, case_stack, nesting_stack,
4549 nesting_depth, emit_locus, set_file_and_line_for_stmt,
4550 same_case_target_p, init_stmt_for_function, emit_nop,
4551 expand_start_cond, expand_start_elseif, expand_start_else,
4552 expand_elseif, expand_end_cond): Remove.
4553 (preserve_subexpressions_p): Remove references to CFUN->STMT.
4554 (expand_start_case, expand_end_case_type): Remove, merge into...
4555 (expand_case): ... this one, including other bits from
4556 expand_expr_real_1. Inline same_case_target_p. Turn members
4557 of CASE_STACK into local variables.
4558 (emit_case_bit_tests): Inline same_case_target_p.
4559 (add_case_node): Add HEAD argument, return new head of the list,
4560 do not handle default label here.
4561 * tree.h (expand_start_cond, expand_end_cond, expand_start_else,
4562 expand_start_elseif, current_nesting_level, expand_start_case,
4563 expand_end_case_type, expand_end_case, add_case_node,
4564 init_stmt_for_function, expand_elseif): Remove prototypes.
4565 (expand_case): Add prototype.
4566
4567 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
4568
4569 * expr.c (expand_expr_real_1): Use optab_for_tree_code.
4570
4571 2004-08-09 Paolo Bonzini <bonzini@gnu.org>
4572
4573 * expr.c (var_rtx): Remove.
4574 (expand_expr_real_1) <LOOP_EXPR, EXIT_EXPR,
4575 LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR, TRUTH_ANDIF_EXPR,
4576 TRUTH_ORIF_EXPR, COMPOUND_EXPR, CONJ_EXPR, INIT_EXPR>:
4577 Abort.
4578 (expand_expr_real_1) <COND_EXPR>: Remove most special cases.
4579 * optabs.c (emit_clr_insn, emit_0_to_1_insn): Remove.
4580 * optabs.h (emit_clr_insn, emit_0_to_1_insn): Remove.
4581
4582 2004-08-08 Mostafa Hagog <mustafa@il.ibm.com>
4583 Ayal Zaks <zaks@il.ibm.com>
4584
4585 * common.opt (freschedule-modulo-scheduled-loops): New flag.
4586 * final.c (final_scan_insn): Handle NOTE_DISABLE_SCHED_OF_BLOCK.
4587 * modulo-sched.c (sms_schedule): Emit a note to disable scheduling
4588 when -freschedule-modulo-scheduled-loops flag is not specified.
4589 (sms_schedule_by_order, ps_insn_advance_column, add_node_to_ps,
4590 add_node_to_ps, ps_has_conflicts, ps_add_node_check_conflicts):
4591 More accurate placing of insn in row of partial schedule.
4592 (ps_insn_find_column): New function.
4593 * rtl.h (NOTE_DISABLE_SCHED_OF_BLOCK): New note.
4594 * sched-rgn.c (sched_is_disabled_for_current_region_p): New.
4595 (schedule_region): Use sched_is_disabled_for_current_region_p.
4596 * docs/invoke.texi: Document -freschedule-modulo-scheduled-loops.
4597
4598 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
4599
4600 * config/i386/i386.c (ix86_expand_clrmem): Revert the last
4601 change.
4602
4603 2004-08-07 H.J. Lu <hongjiu.lu@intel.com>
4604
4605 * config/i386/i386.c (ix86_expand_clrmem): Properly call
4606 gen_strset for 64bit target.
4607
4608 2004-08-07 Olivier Hainque <hainque@act-europe.fr>
4609
4610 * config/vxworks.h (HANDLE_SYSV_PRAGMA): Remove definition.
4611
4612 2004-08-07 Jason Merrill <jason@redhat.com>
4613
4614 Make return in memory explicit.
4615 * function.c (aggregate_value_p): Check DECL_BY_REFERENCE.
4616 (assign_parm_find_data_types): Remove code for old front end
4617 invisible reference handling.
4618 (assign_parms): Handle DECL_BY_REFERENCE on the RESULT_DECL.
4619 (expand_function_end): Likewise.
4620 * gimplify.c (gimplify_return_expr): Handle a dereferenced
4621 RESULT_DECL.
4622 * tree-inline.c (copy_body_r): Don't bother looking for &* anymore.
4623 (declare_return_variable): Handle DECL_BY_REFERENCE.
4624 * cp/cp-gimplify.c (is_invisiref_parm): Also handle RESULT_DECL.
4625 (cp_genericize_r): Use convert_from_reference.
4626 Don't dereference a RESULT_DECL directly inside a RETURN_EXPR.
4627 (cp_genericize): Handle the RESULT_DECL. Unset TREE_ADDRESSABLE.
4628
4629 * c-common.c (c_warn_unused_result): Check TREE_USED before
4630 warning about a CALL_EXPR with an unused value.
4631
4632 2004-08-06 Mark Mitchell <mark@codesourcery.com>
4633
4634 * config/arm/symbian.h (CC1_SPEC): Avoid passing duplicate options
4635 to the compiler. Use -fshort-wchar by default.
4636
4637 2004-08-06 Pat Haugen <pthaugen@us.ibm.com>
4638
4639 * params.def (PARAM_MIN_CROSSJUMP_INSNS): New.
4640 * cfgcleanup.c (try_crossjump_to_edge): Add minimum insn match
4641 threshhold.
4642 * doc/invoke.texi (param): Document min-crossjump-insns.
4643
4644 2004-08-06 Richard Sandiford <rsandifo@redhat.com>
4645
4646 PR c/13282
4647 * c.opt (Wmissing-field-initializers): New option.
4648 * c-opts.c (c_common_post_options): Make -Wextra turn it on by default.
4649 * c-typeck.c (pop_init_level): Guard the missing field warning with
4650 warn_missing_field_initializers rather than extra_warnings.
4651 * doc/invoke.texi (-Wmissing-field-initializers): Document, moving
4652 some of the explanation from...
4653 (-Wextra): ...here. Say that the missing field warning can be
4654 seperately controlled by -Wmissing-field-initializers.
4655
4656 2004-08-06 Paolo Bonzini <bonzini@gnu.org>
4657
4658 * expr.c (expand_expr_real_1) <ENTRY_VALUE_EXPR>: Remove.
4659 * tree-inline.c (estimate_num_insns_1) <ENTRY_VALUE_EXPR>: Remove.
4660 * tree-pretty-print.c (dump_generic_node) <ENTRY_VALUE_EXPR>: Remove.
4661 * tree.def (ENTRY_VALUE_EXPR): Remove.
4662
4663 2004-08-06 Jakub Jelinek <jakub@redhat.com>
4664
4665 * config/i386/i386.c (ix86_expand_clrmem): Move gen_cld down to
4666 the places where it is actually needed. Don't use repz; stosb
4667 for -Os with sufficiently small constant sizes.
4668 For sufficiently small repz; stos{l,q} repeat counts use a sequence
4669 of stos{l,q} instructions instead.
4670
4671 2004-08-06 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4672
4673 PR tree-optimization/16807
4674 * loop-iv.c (dump_iv_info): Dump invariants correctly.
4675 (iv_subreg, iv_extend): Express value of invariant purely in
4676 base field.
4677
4678 2004-08-06 Mark Mitchell <mark@codesourcery.com>
4679
4680 * config/arm/symbian.h (CC1_SPEC): Add -fno-short-enums.
4681 (CC1PLUS_SPEC): Define it to be the same as CC1_SPEC.
4682
4683 2004-08-06 Roman Zippel <zippel@linux-m68k.org>
4684
4685 * config/m68k/m68k.c (post_inc_operand,pre_dec_operand): New.
4686 * config/m68k/m68k.h (PREDICATE_CODES): add post_inc_operand,
4687 pre_dec_operand.
4688 * config/m68k/m68k.md (zero_extend*2): delay the splitting of the
4689 pattern until reload is finished to allow better code generation
4690 and split them completely into separate instrunctions.
4691 (*andsi3_split): New pattern.
4692
4693 2004-08-05 Mark Mitchell <mark@codesourcery.com>
4694
4695 * tree.c (handle_dll_attribute): Move here from i383/winnt.c.
4696 Replace use of DECL_INLINE with DECL_DECLARED_INLINE_P. Set
4697 DECL_VISIBLITY. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
4698 * tree.h (handle_dll_attribute): Declare. Test
4699 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
4700 * c-common.h (c_determine_visibility): Declare.
4701 * c-common.c (c_determine_visibility): New function.
4702 * c-decl.c (finish_decl): Use it.
4703 (finish_function): Likewise.
4704 * defaults.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define it to
4705 zero, by default. Use #if, not #ifdef, to test it.
4706 * config/arm/arm.c (arm_attribute_table): Use
4707 handle_dll_attribute. Test TARGET_DLLIMPORT_DECL_ATTRIBUTES with
4708 #if.
4709 * config/arm/pe.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define to 1.
4710 * config/i386/cygming.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
4711 to 1.
4712 * config/i386/i386-protos.h (ix86_handle_dll_attribute): Remove.
4713 * config/i386/i386.c (ix86_attribute_table): Use
4714 handle_dll_attribute for dllimport/dllexport. Test
4715 TARGET_DLLIMPORT_DECL_ATTRIBUTES with #if.
4716 * config/i386/winnt.c (ix86_handle_dll_attribute): Remove.
4717 * config/mcore/mcore.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
4718 it to 1.
4719 * config/mcore/mcore.c (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Test it
4720 with #if.
4721 * config/sh/symbian-pre.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define
4722 it to 1.
4723 * doc/extend.texi (dllexport): Clarify and correct documentation.
4724 (dllimport): Likewise.
4725 * doc/tm.texi (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Mention
4726 handle_dll_attribute.
4727
4728 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4729
4730 * tree-ssa-loop-manip.c: New file.
4731 * Makefile.in (tree-ssa-loop-manip.o): Add.
4732 * tree-flow.h (rewrite_into_loop_closed_ssa, verify_loop_closed_ssa):
4733 Declare.
4734 * tree-ssa-loop.c (tree_loop_optimizer_init): Create loop closed ssa
4735 form.
4736 (tree_ssa_loop_done): Verify loop closed ssa form.
4737 * tree-ssa-loop-im.c (move_computations): Update loop closed ssa form.
4738
4739 2004-08-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4740
4741 * pa.c (pa_asm_output_aligned_bss, pa_asm_output_aligned_common,
4742 pa_asm_output_aligned_local): New functions.
4743 * pa-protos.h: Add prototypes for pa_asm_output_aligned_bss,
4744 pa_asm_output_aligned_common and pa_asm_output_aligned_local.
4745 * pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON): Use
4746 pa_asm_output_aligned_common.
4747 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
4748 * pa.h (ASM_OUTPUT_ALIGNED_BSS): New macro.
4749 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
4750 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
4751 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): New macro.
4752 (ASM_OUTPUT_ALIGNED_COMMON): Use pa_asm_output_aligned_common.
4753 (ASM_OUTPUT_ALIGNED_LOCAL): Use pa_asm_output_aligned_local.
4754 * som.h (MAX_OFILE_ALIGNMENT): Provide maximum alignment of global
4755 common data.
4756
4757 2004-08-05 Andrew Pinski <apinski@apple.com>
4758
4759 * objc/objc-act.c (build_objc_string_object): Mark the address
4760 expression as constant.
4761
4762 2004-08-05 David Edelsohn <edelsohn@gnu.org>
4763
4764 * config/rs6000/rs6000.c (rs6000_rtx_costs): Fix mask_operand
4765 and mask64_operand thinkos. Handle ZERO_EXTRACT. Handle
4766 SIGN_EXTEND / ZERO_EXTEND of MEM. Handle rlwinm patterns.
4767
4768 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
4769
4770 * config/linux.h, config/i386/linux.h, config/sparc/linux.h:
4771 Remove definitions conditioned on USE_GNULIBC_1 or conditioned
4772 out, and associated obsolete comments.
4773
4774 2004-08-05 Nathan Sidwell <nathan@codesourcery.com>
4775
4776 * tree.h (force_fit_type): Return a tree, take three flags.
4777 * fold-const.c (force_fit_type): Set TREE_OVERFLOW and
4778 TREE_CONSTANT_OVERFLOW here.
4779 (int_const_binop, const_binop): Adjust.
4780 (size_int_type): Do sign extension here.
4781 (fold_convert_const, optimize_bit_field_compare,
4782 decode_field_reference, all_ones_mask_p, fold_div_compare, fold,
4783 fold_negate_const, fold_abs_const, fold_not_const): Adjust.
4784 * tree.c (size_in_bytes, int_fits_type_p): Adjust.
4785
4786 2004-08-05 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4787
4788 PR tree-optimization/16864
4789 * tree-tailcall.c (eliminate_tail_call): Do not create phi nodes
4790 for ssa names without default_def.
4791
4792 2004-08-05 Richard Sandiford <rsandifo@redhat.com>
4793
4794 * config/i386/i386.c (ix86_expand_prologue): If the function uses a
4795 frame pointer, restore eax with an ebp-relative address.
4796
4797 2004-08-04 Geoffrey Keating <geoffk@apple.com>
4798
4799 PR 14516
4800 * c-common.c (c_expand_decl): Don't special-case static VAR_DECLs.
4801 * c-common.h (make_rtl_for_local_static): Delete.
4802 * c-decl.c (shadow_tag_warned): Clean up comment.
4803 (finish_decl): Clean up spacing. Use set_user_assembler_name when
4804 appropriate. Don't pass asmspec to rest_of_decl_compilation.
4805 * c-semantics.c (make_rtl_for_local_static): Delete.
4806 * expr.c (init_block_move_fn): Use set_user_assembler_name.
4807 (init_block_clear_fn): Likewise.
4808 * passes.c (rest_of_decl_compilation): Remove asmspec parameter,
4809 expect it to be in DECL_ASSEMBLER_NAME. Update callers in many files.
4810 * toplev.h (rest_of_decl_compilation): Remove asmspec parameter.
4811 * tree.h (make_decl_rtl): Remove second parameter.
4812 (set_user_assembler_name): New.
4813 * varasm.c (set_user_assembler_name): New.
4814 (make_decl_rtl): Remove second parameter. Update callers in many
4815 files.
4816
4817 2004-08-05 Adam Nemet <anemet@lnxw.com>
4818
4819 * config.gcc (case i[34567]86-*-lynxos*): Update to LynxOS 4.0.
4820 (case rs6000-*-lynxos*): Rename it to powerpc-*-lynxos*. Update
4821 to LynxOS 4.0.
4822 * gthr-lynx.h: New file.
4823 * config/lynx-ng.h: Remove file.
4824 * config/lynx.h: Update to LynxOS 4.0.
4825 * config/t-lynx: New file.
4826 * config/i386/lynx-ng.h: Remove file.
4827 * config/i386/lynx.h: Update to LynxOS 4.0.
4828 * config/rs6000/lynxbase.h: Remove file.
4829 * config/rs6000/lynx.h: Update to LynxOS 4.0.
4830 * config/rs6000/t-lynx: New file.
4831 * doc/install.texi (Options specification): Remove reference to
4832 LynxOS from systems where --with-gnu-as makes a difference.
4833
4834 2004-08-05 Joseph S. Myers <jsm@polyomino.org.uk>
4835
4836 * c-common.c (c_stddef_cpp_builtins): Define __INTMAX_TYPE__ and
4837 __UINTMAX_TYPE__.
4838 * c-cppbuiltin.c (builtin_define_stdint_macros): New. Define
4839 __INTMAX_MAX__.
4840 (c_cpp_builtins): Call it.
4841 * doc/cpp.texi: Update.
4842
4843 2004-08-04 David Edelsohn <edelsohn@gnu.org>
4844
4845 * config/rs6000/rs6000.c (rs6000_rtx_costs): LABEL_REFs are zero
4846 cost.
4847
4848 2004-08-04 Jan Hubicka <jh@suse.cz>
4849
4850 * basic-block.h (profile_staus): New global variable.
4851 * cfg.c (profile_status): Declare.
4852 (check_bb_profile): Break out from ....; use profile_status
4853 (dump_flow_info): ... here.
4854 * cfgbuild.c (find_basic_blocks): Set profile_status.
4855 * cfgexpand.c (tree_expand_cfg): Likewise.
4856 * predict.c (estimate_probability): Likewise.
4857 * profile.c (branch_prob): Likewise.
4858 * tree-cfg.c (build_tree_cfg): Likewise.
4859 (dump_function_to_file): Use check_bb_profile.
4860 * tree-pretty-print (dump_bb_header): Likewise.
4861 * tree-profile.c (do_tree_profiling): Cleanup.
4862
4863 2004-08-04 Zack Weinberg <zack@codesourcery.com>
4864
4865 * Makefile.in (RTL_BASE_H, RTL_H): Correct.
4866 (BUILD_RTL): Remove $(BUILD_PREFIX) from ggc-none.o.
4867 (genobjs): Add errors.o, ggc-none.o, and min-insn-modes.o.
4868 (read-rtl.o, gensupport.o, genconfig.o, genflags.o, gencodes.o)
4869 (genconstants.o, genemit.o, genopinit.o, genrecog.o, genextract.o)
4870 (genpeep.o, genattr.o, genattrtab.o, genautomata.o, genoutput.o)
4871 (genconditions.o): Depend on $(RTL_BASE_H) not $(RTL_H).
4872 (ggc-none.o, errors.o): Move rule to generators section;
4873 correct dependencies.
4874 (min-insn-modes.o): Move rule to generators section; remove
4875 unnecessary explicit command; correct dependencies.
4876 (print-rtl.o, print-rtl1.o): Correct dependencies.
4877 ($(BUILD_PREFIX_1)errors.o. $(BUILD_PREFIX_1)ggc-none.o): Delete rule.
4878 (mostlyclean): Update.
4879
4880 * errors.c: Include bconfig.h not config.h. Correct comment.
4881 * gengtype.c, genpreds.c: Don't define NO_GENRTL_H.
4882 * ggc-none.c: Include bconfig.h; not config.h or tm.h.
4883 * print-rtl.c: Don't include tm_p.h.
4884
4885 * rtl.h: Move forward-decl of struct function down where it's
4886 needed. Include genrtl.h #ifndef GENERATOR_FILE, not
4887 #ifndef NO_GENRTL_H. Remove unnecessary #ifdef BUFSIZ statements.
4888
4889 2004-08-04 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4890 Jeff Law <law@redhat.com>
4891
4892 * tree-cfg.c (tree_duplicate_bb): Mark duplicated definitions.
4893 * tree-flow.h (rewrite_ssa_into_ssa): Declaration changed.
4894 * tree-into-ssa.c (rewrite_ssa_into_ssa): Use new interface to
4895 manipulate the duplicated ssa names.
4896 * tree-ssanames.c (ssa_names_to_rewrite): New variable.
4897 (marked_for_rewrite_p, any_marked_for_rewrite_p, mark_for_rewrite,
4898 unmark_all_for_rewrite, marked_ssa_names, release_ssa_name_force):
4899 New functions.
4900 (release_ssa_name): Do not release ssa names that may have multiple
4901 definitions.
4902 * tree.h (release_ssa_name_force, mark_for_rewrite,
4903 unmark_all_for_rewrite, marked_for_rewrite_p, any_marked_for_rewrite_p,
4904 marked_ssa_names): Declare.
4905 * tree-ssa-loop-ch.c (mark_defs_for_rewrite): Remove.
4906 (duplicate_blocks): Remove call to mark_defs_for_rewrite.
4907 Update call to rewrite_ssa_into_ssa.
4908
4909 2004-08-04 Mark Mitchell <mark@codesourcery.com>
4910
4911 * defaults.h (TARGET_DECLSPEC): New macro.
4912 * c-cppbuiltin.c (c_cpp_builtins): Handle TARGET_DECLSPEC.
4913 * config/arm/pe.h (SUBTARGET_CPP_SPEC): Remove __declspec support.
4914 * config/arm/symbian.h (TARGET_DLLIMPORT_DECL_ATTRIBUTES): Define.
4915 * config/i386/beof-elf.h (TARGET_OS_CPP_BUILTINS): Remove
4916 __declspec support.
4917 (TARGET_DECLSPEC): Define.
4918 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Remove
4919 __declspec support.
4920 * config/i386/i386-interix.h (TARGET_OS_CPP_BUILTINS): Remove
4921 __declspec support.
4922 (TARGET_DECLSPEC): Define.
4923 * config/mcore/mcore.h (TARGET_CPU_CPP_BUILTINS): Remove
4924 __declspec support.
4925 * config/sh/symbian-pre.h (SUBTARGET_CPP_SPEC): Remove __declspec
4926 support.
4927 * doc/tm.texi (TARGET_DECLSPEC): Document.
4928
4929 * doc/extend.texi: Fix typo in comment.
4930
4931 2004-08-04 Paul Brook <paul@codesourcery.com>
4932
4933 * target-def.h (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
4934 (TARGET_CXX): Use it.
4935 * target.h (struct gcc_target): Add cdtor_returns_this.
4936 * config/arm/arm.c (arm_cxx_cdtor_returns_this): New function.
4937 (TARGET_CXX_CDTOR_RETURNS_THIS): Define.
4938 * doc/tm.texi: Document TARGET_CXX_CDTOR_RETURNS_THIS.
4939
4940 2004-08-03 Nathan Sidwell <nathan@codesourcery.com>
4941
4942 * c-lex.c (narrowest_unsigned_type, narrowest_signed_type): Take
4943 low/high pair. Do range checking directly.
4944 (interpret_integer): Adjust.
4945
4946 2004-08-04 Nick Clifton <nickc@redhat.com>
4947
4948 * config/sh/sh.h (TARGET_SWITCHES): Add no-renesas to select the
4949 GCC ABI.
4950 * doc/invoke.texi: Document this new switch and also the -mrenesas
4951 switch.
4952
4953 2004-08-04 Nathan Sidwell <nathan@codesourcery.com>
4954
4955 * cfglayout.c (insn_locators_initialize): Update the current
4956 location before initializing a location.
4957
4958 2004-08-03 Zack Weinberg <zack@codesourcery.com>
4959
4960 * dbxout.c (dbxout_function_decl): Always call dbxout_function_end.
4961 (dbxout_function_end): Return after emitting the "Lscope" symbol
4962 under the same conditions that this function formerly wasn't called.
4963 Add explanatory comments.
4964
4965 PR 14860
4966 * c-decl.c (record_builtin_type): Call debug_hooks->type_decl
4967 on the new decl.
4968
4969 PR 13956
4970 * dbxout.c (dbx_output_lbrac, dbx_output_rbrac): New
4971 functions, broken out of dbxout_block.
4972 (dbxout_block): The block at depth 0 should get LBRAC/RBRAC
4973 stabs too, if it contains symbols. Use the begin_label and
4974 the Lscope label (emitted by dbxout_function_end) for the
4975 range of this block.
4976
4977 2004-08-03 Nathanael Nerode <neroden@gcc.gnu.org>
4978
4979 * doc/install.texi: Update autoconf version requirements.
4980
4981 2004-08-03 Zack Weinberg <zack@codesourcery.com>
4982
4983 * defaults.h (LEGITIMATE_PIC_OPERAND_P): Provide default definition.
4984 * recog.c (general_operand, immediate_operand, nonmemory_operand)
4985 (asm_operand_ok): Remove #ifdefs on LEGITIMATE_PICOPERAND_P.
4986 * regclass.c (record_reg_classes): Likewise.
4987 * reload.c (find_reloads): Likewise.
4988 * reload1.c (reload): Likewise.
4989
4990 2004-08-03 Zack Weinberg <zack@codesourcery.com>
4991
4992 * gensupport.c (init_md_reader_args_cb): Renamed from
4993 init_md_reader_args. Add third option, callback function for
4994 parsing program-specific options. Add diagnosis of incorrect
4995 number of input files.
4996 (init_md_reader): Fold into init_md_reader_args_cb.
4997 (init_md_reader_args): Now a thin wrapper around
4998 init_md_reader_args_cb.
4999 * gensupport.h: Update prototypes.
5000
5001 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
5002 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
5003 * genrecog.c: No need to diagnose lack of an input file;
5004 init_md_reader_args will handle it.
5005 * genconditions.c: Likewise, and use init_md_reader_args.
5006 * genconstants.c: Likewise, and no need to call read_md_rtx.
5007
5008 2004-08-03 Joseph S. Myers <jsm@polyomino.org.uk>
5009
5010 * c-decl.c (implicitly_declare): Diagnose incompatible implicit
5011 declarations.
5012
5013 2004-08-03 Mike Stump <mrs@apple.com>
5014
5015 * config/darwin-c.c: Don't search in "/Local/Library/Frameworks"
5016 for frameworks.
5017 * doc/invoke.texi (Darwin Options): Update to reflect above.
5018
5019 2004-08-03 Roger Sayle <roger@eyesopen.com>
5020
5021 PR middle-end/16790
5022 * fold-const.c (extract_muldiv_1) <NOP_EXPR>: Disallow local
5023 truncations, not just global truncations.
5024
5025 2004-08-03 Andrew Pinski <apinski@apple.com>
5026
5027 PR bootstrap/16865
5028 * loop-iv.c (simplify_using_assignment): Initialize lhs.
5029
5030 2004-08-03 Paul Brook <paul@codesourcery.com>
5031
5032 * gcc/doc/install.texi: Document MPFR requirement.
5033
5034 2004-08-03 Maciej W. Rozycki <macro@linux-mips.org>
5035
5036 * aclocal.m4 (gcc_AC_FUNC_MMAP_BLACKLIST): Check for <sys/mman.h>
5037 and mmap() explicitly instead of relying on preset autoconf cache
5038 variables.
5039 * configure: Regenerate.
5040
5041 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
5042
5043 PR target/16570
5044 * config.gcc (i[34567]86-*-* | x86_64-*-*): Add i386/t-gmm_malloc
5045 to tmake_file.
5046 (i[34567]86-*-linux*aout* | i[34567]86-*-linux*libc1): Likewise.
5047 (i[34567]86-*-linux* | x86_64-*-linux*): Add i386/t-pmm_malloc
5048 to tmake_file.
5049
5050 * config/i386/t-gmm_malloc: New file.
5051 * config/i386/t-pmm_malloc: Likewise.
5052
5053 * config/i386/xmmintrin.h: Include <mm_malloc.h>.
5054
5055 2004-08-03 H.J. Lu <hongjiu.lu@intel.com>
5056 Tanguy Fautrà <tfautre@pandora.be>
5057
5058 * config/i386/pmm_malloc.h: New file.
5059
5060 2004-08-03 Danny Smith <dannysmith@users.sourceforge.net>
5061
5062 * config/i386/gmm_malloc.h: New file.
5063
5064 2004-08-03 Dale Johannesen <dalej@apple.com>
5065
5066 * config/rs6000/rs6000.c (machopic_output_stub): Align Darwin stubs.
5067 * c-common.c: Include opts.h.
5068 (c_common_get_alias_set): Fix check for a single input file.
5069 * toplev.c: Remove current_file_decl.
5070 * tree.h: Ditto.
5071
5072 2004-08-03 Mark Mitchell <mark@codesourcery.com>
5073
5074 * config.gcc (arm*-*-symbianelf*): New target.
5075 * config/arm/symbian.h: New file.
5076
5077 * gthr-gnat.c: Add visibility #pragmas.
5078 * gthr-gnat.h : Likewise.
5079 * gthr.h: Likewise.
5080 * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
5081 (__ffsDI2): Likewise.
5082 (__clzSI2): Likewise.
5083 (__ctzSI2): Likewise.
5084 (__ctzDI2): Likewise.
5085 (__popcountSI2): Likewise.
5086 (__popcountDI2): Likewise.
5087 (__paritySI2): Likewise.
5088 (__parityDI2): Likewise.
5089 * libgcc2.h: Add visibility #pragmas.
5090 (__clzDI2): Add prototype.
5091 (__clzSI2): Likewise.
5092 (__ctzSI2): Likewise.
5093 (__ffsDI2): Likewise.
5094 (__ffsSI2): Likewise.
5095 (__ctzDI2): Likewise.
5096 (__popcountSI2): Likewise.
5097 (__popcountDI2): Likewise.
5098 (__paritySI2): Likewise.
5099 (__parityDI2): Likewise.
5100 * unwind-dw2-fde.h: Add visibility #pragmas.
5101 * unwind.h: Likewise.
5102
5103 2004-08-03 David Edelsohn <edelsohn@gnu.org>
5104 Dale Johannesen <dalej@apple.com>
5105 Roger Sayle <roger@eyesopen.com>
5106
5107 * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
5108 constants more accurately. Adjust costs for FMA instructions.
5109 Add cases for most logical and float operations. Recurse into
5110 most operands.
5111
5112 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
5113
5114 * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
5115
5116 2004-08-03 Pat Haugen <pthaugen@us.ibm.com>
5117
5118 * ra-build.c (conflicts_between_webs): For webs that cross a call add
5119 conflicts to regs_invalidated_by_call.
5120
5121 2004-08-03 Paul Brook <paul@codesourcery.com>
5122
5123 * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
5124
5125 2004-08-03 Jan Hubicka <jh@suse.cz>
5126
5127 * coverage.c (tree_coverage_counter_ref): Fix computation of the new
5128 ARRAY_REF argument.
5129
5130 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
5131
5132 * arm-cores.def: Sort by architecture. Add arm946es, arm966es,
5133 arm968es, arm10e, arm1020e, arm1022e.
5134 * invoke.texi: Update list of ARM cores.
5135 * arm-tune.md: Regenerate.
5136
5137 2004-08-03 Richard Earnshaw <rearnsha@arm.com>
5138
5139 * arm/gentune.sh: New file.
5140 * arm/t-arm: New file.
5141 * arm/arm-tune.md: New file (autogenerated).
5142 * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
5143 * arm.md (attribute tune): Delete. Include arm-tune.md.
5144
5145 2004-08-03 Paolo Bonzini <bonzini@gnu.org>
5146
5147 * gcc.c (add_prefix, add_sysrooted_prefix): Remove
5148 penultimate parameter. All callers adjusted.
5149 (struct prefix_list): Remove used_flag_ptr.
5150 (find_a_file): Do not set *pl->used_flag_ptr.
5151 (warn_B, warn_std_ptr): Remove.
5152
5153 2004-08-03 Yossi Markovich <yossim@il.ibm.com>
5154 Mostafa Hagog <mustafa@il.ibm.com>
5155
5156 * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
5157
5158 2004-08-02 Geoffrey Keating <geoffk@apple.com>
5159
5160 * dwarf2out.c (output_call_frame_info): Don't change data format
5161 due to TARGET_USES_WEAK_UNWIND_INFO. Always refer to the local
5162 label. Use 'true' not '1'.
5163 * doc/install.texi (powerpc-*-darwin*): Mention cctools version
5164 required.
5165
5166 2004-08-02 Gabriel Dos Reis <gdr@cs.tamu.edu>
5167
5168 * gdbinit.in: Reflect previous changes to rtunion_def.
5169
5170 2004-08-02 Roger Sayle <roger@eyesopen.com>
5171
5172 * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
5173 -> "X % Y" is only valid for TRUNC_MOD_EXPR.
5174
5175 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5176
5177 * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
5178 vec_p_reserve.
5179 * langhooks.h (lang_hooks::builtin_function): Rename parameter
5180 from "class" to "bt_class".
5181
5182 2004-08-02 Paul Brook <paul@codesourcery.com>
5183
5184 PR rtl-optimization/15068
5185 * flow.c (init_propagate_block_info): Check condition is reversible.
5186
5187 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5188
5189 * gengtype.h (options::info): Change type to const char *.
5190 (enum gc_used_enum): Move out of struct type scope.
5191 * gengtype.c (create_option): Convert initializer for option::info to
5192 appropiate type.
5193 (adjust_field_type, walk_type, write_func_for_structure,
5194 write_root, write_roots): Remove pointless cast.
5195
5196 2004-08-02 J"orn Rennecke <joern.rennecke@superh.com>
5197
5198 * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
5199
5200 2004-08-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
5201
5202 * rtl.h (union rtunion_def): Have all members start with the
5203 prefix "rt_".
5204 (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
5205 X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
5206 X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
5207 XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
5208 access.
5209 * gengtype.c (adjust_field_rtx_def): Likewise.
5210 * rtlanal.c (loc_mentioned_in_p): Likewise.
5211
5212 2004-08-02 Richard Sandiford <rsandifo@redhat.com>
5213
5214 * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
5215 Replace uses of mips/elf64.h with mips/elf.h
5216 * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
5217 (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
5218 (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
5219 (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
5220 (HANDLE_SYSV_PRAGMA): Delete.
5221 (ASM_OUTPUT_DEF): Fix formatting.
5222 * config/mips/elf64.h: Delete.
5223
5224 2004-08-01 Zack Weinberg <zack@codesourcery.com>
5225
5226 * config/ia64/ia64.c (got_symbolic_operand): Do require a
5227 symbol+offset operand to have its offset be zero mod 0x3fff
5228 when GOT entries are in use. Clarify logic in SYMBOL_REF
5229 case. Clarify comments.
5230 (ia64_expand_load_address): Split a symbol+offset load when
5231 the offset is nonzero mod 0x3fff, not 0x1fff.
5232
5233 2004-08-01 Geoffrey Keating <geoffk@apple.com>
5234
5235 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
5236 if trying to *store* to a non-offsettable address.
5237 * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
5238 a nonoffsettable address.
5239 (movdi_internal32): Don't move GPRs to a nonoffsettable address.
5240 Clean up.
5241 (movti_string): Don't move GPRs to a nonoffsettable address.
5242 (movti_ppc64): Don't move GPRs to a nonoffsettable address. Clean up.
5243
5244 2004-08-02 Ben Elliston <bje@au.ibm.com>
5245
5246 PR target/16155
5247 * config/rs6000/altivec.h: Replace typeof with __typeof__.
5248
5249 2004-08-01 Richard Henderson <rth@redhat.com>
5250
5251 * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
5252 variable sized types.
5253
5254 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
5255
5256 * doc/invoke.texi: In the MIPS options section, remove the passage
5257 saying that -mexplicit-relocs is usually disabled for -mabicalls
5258 -fno-unit-at-a-time.
5259 * config/mips/mips.c (override_options): Remove the code that enforced
5260 this rule.
5261
5262 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
5263
5264 * config/mips/mips.md (cprestore): Provide two alternatives, one for
5265 an in-range offset and one for an out-of-range offset. Wrap the latter
5266 in .set macro/.set nomacro if it's inside a .set nomacro block.
5267
5268 2004-08-01 Richard Sandiford <rsandifo@redhat.com>
5269
5270 * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
5271 (mips_restore_gp): Declare.
5272 * config/mips/mips.c (mips_add_offset): Add a scratch register
5273 argument. Reimplement in rtl only, reusing MIPS16 logic from
5274 mips_output_mi_thunk.
5275 (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
5276 to mips_add_offset.
5277 (mips_gp_save_slot): Delete.
5278 (mips_restore_gp): New function.
5279 (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
5280 * config/mips/mips.md (exception_receiver): Turn into a
5281 define_insn_and_split. Use mips_restore_gp to do the split.
5282 (call_internal, call_value_internal, call_value_multiple_internal): Use
5283 mips_restore_gp to restore $gp.
5284
5285 2004-07-31 Andrew Pinski <apinski@apple.com>
5286
5287 PR other/16842
5288 * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
5289
5290 2004-07-31 Joseph S. Myers <jsm@polyomino.org.uk>
5291
5292 * c-decl.c (diagnose_mismatched_decls): Give error for external
5293 redeclaration of identifier declared with no linkage, not just
5294 warning with -Wtraditional. Do not check DECL_CONTEXT to give
5295 error for redeclaration with no linkage.
5296
5297 2004-07-30 Geoffrey Keating <geoffk@apple.com>
5298 Fariborz Jahanian <fjahanian@apple.com>
5299
5300 * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
5301 non-offsettable addresses even for DImode.
5302 (rs6000_split_multireg_move): Cope with non-offsettable addresses
5303 being moved into multiple GPRs.
5304
5305 * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
5306 to 64.
5307 (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
5308 * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
5309 to 128.
5310 * config/rs6000/darwin-ldouble.c (isless): New macro.
5311 (inf): New macro.
5312 (nonfinite): New macro.
5313 (FPKINF): Delete.
5314 (_xlqadd): Completely rewrite.
5315 (_xlqmul): Correct overflow handling.
5316 (_xlqdiv): Correct overflow handling.
5317 * config/rs6000/darwin-ldouble-format: New file.
5318
5319 2004-07-30 Roger Sayle <roger@eyesopen.com>
5320 Richard Henderson <rth@redhat.com>
5321
5322 * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
5323 9 into the equivalent lea instruction.
5324
5325 2004-07-30 Richard Henderson <rth@redhat.com>
5326
5327 * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
5328 with DECL_INITIAL if fb_lvalue.
5329 * tree-gimple.c (is_gimple_id): Add CONST_DECL.
5330 * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
5331 with <Cxxx>.
5332 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
5333
5334 2004-07-30 Diego Novillo <dnovillo@redhat.com>
5335
5336 * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
5337 pointer escapes through a function call, assume that the
5338 callee will dereference it.
5339 (add_pointed_to_var): Assume that VALUE is always an
5340 ADDR_EXPR.
5341 (collect_points_to_info_r): Only call add_pointed_to_var if
5342 the value is an ADDR_EXPR.
5343
5344 2004-07-30 Diego Novillo <dnovillo@redhat.com>
5345
5346 * tree-ssa-alias.c (create_alias_map_for): Do not get the
5347 alias set of the inner type of ARRAY_TYPEs.
5348
5349 2004-07-29 Diego Novillo <dnovillo@redhat.com>
5350
5351 * tree-ssa-ccp.c (visit_assignment): Move code to prevent
5352 setting a non-register to UNDEFINED right before the call to
5353 set_lattice_value.
5354
5355 2004-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
5356
5357 * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
5358
5359 2004-07-29 Diego Novillo <dnovillo@redhat.com>
5360
5361 * tree-ssa.c (verify_flow_sensitive_alias_info): When
5362 comparing points-to sets of different pointers, make sure the
5363 second pointer is actually referenced in the code.
5364
5365 2004-07-29 Zack Weinberg <zack@codesourcery.com>
5366
5367 * config/ia64/ia64.c (setjmp_operand): Delete, unused.
5368 (got_symbolic_operand): Remove unreachable code.
5369 * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
5370 setjmp_operand; add entry for tls_symbolic_operand.
5371 * config/ia64/ia64-protos.h: Remove all prototypes of
5372 predicate functions.
5373
5374 2004-07-29 Mark Mitchell <mark@codesourcery.com>
5375
5376 * c-common.h (lang_post_pch_load): New variable.
5377 * c-pch.c (lang_post_pch_load): Define it.
5378 (c_common_read_pch): Use it.
5379 * cgraphunit.c (record_call_1): Give the front end a chance to
5380 record additional needed entities when a variable is marked as
5381 needed.
5382 * tlink.c (recompile_files): Robustify.
5383 (scan_linker_output): If a symbol is assigned to a file,
5384 but after recompilation is not present there, issue an error
5385 message.
5386
5387 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5388
5389 * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
5390 Take orig_loop argument and pass it to set_level.
5391 (schedule_sm): Pass the correct orig_loop to force_move_till.
5392
5393 2004-07-29 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5394
5395 * cfgloop.c (update_latch_info): Update dominator of the new block.
5396 (canonicalize_loop_headers, flow_loops_find): Do not free dominance
5397 info.
5398 * dominance.c (verify_dominators): Check that the dominance tree is
5399 connected.
5400 (recount_dominator): Ignore unreachable blocks.
5401 (iterate_fix_dominators): Cleanup old dominance information before
5402 recomputing it.
5403
5404 2004-07-29 Diego Novillo <dnovillo@redhat.com>
5405
5406 * tree-ssa-operands.c (get_expr_operands): Revert changes
5407 to ADDR_EXPR processing introduced by:
5408 2004-06-21 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5409 * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
5410
5411 2004-07-29 Joseph S. Myers <jsm@polyomino.org.uk>
5412
5413 * doc/implement-c.texi: Add C90 subclause references. Point to
5414 preprocessor documentation instead of duplicating it. Add points
5415 only present in C90. Fill in documentation for all points.
5416
5417 2004-07-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5418
5419 * pa.c (output_movb): Correct typo.
5420
5421 2004-07-29 Pat Haugen <pthaugen@us.ibm.com>
5422
5423 * ra.h (single_reg_in_regclass): Declare.
5424 * ra.c (single_reg_in_regclass): Define.
5425 (first_hard_reg): New.
5426 (init_ra): Initialize single_reg_in_regclass.
5427 * ra-colorize.c (ok_class): New.
5428 (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
5429
5430 2004-07-29 Nathan Sidwell <nathan@codesourcery.com>
5431
5432 * gcov-io.h: Allow zero tag as EOF indicator.
5433 (gcov_is_eof): Remove.
5434 (gcov_truncate): Remove.
5435 * gcov-io.c (gcov_seek): Always SEEK_SET.
5436 * libgcov.c (gcov_exit): Don't use gcov_truncate. Write explicit
5437 EOF tag.
5438 * coverage.c (read_counts_file): Don't use gcov_is_eof.
5439 * gcov-dump.c (dump_file): Likewise.
5440 * gcov.c (read_graph_file, read_count_file): Likewise.
5441
5442 * c-decl.c (complete_array_type): Don't gratuitously copy
5443 maxindex. Check it always has a type.
5444
5445 2004-07-29 Steven Bosscher <stevenb@suse.de>
5446
5447 * rtl.c (currently_expanding_to_rtl): New.
5448 * rtl.h (currently_expanding_to_rtl): Export it.
5449 * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
5450
5451 * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
5452 inliner hack.
5453 * config/sh/sh.c: Replace rtx_equal_function_value_matters
5454 with currently_expanding_to_rtl.
5455 * config/sh/sh.md: Likewise.
5456 * config/ia64/ia64.c (got_symbolic_operand): Likewise.
5457
5458 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
5459
5460 Introduce sh2a support.
5461 2004-07-29 Alexandre Oliva <aoliva@redhat.com>
5462 * config.gcc: Build multilibs for sh2a and sh2a-single by
5463 default.
5464 * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
5465 default. Split their tests out of the corresponding SH4
5466 multilibs.
5467 * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
5468 multilibs for SH2a.
5469 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
5470 * config.gcc: Handle sh2a multilibs and cpu selection.
5471 * config/sh/sh.h: Likewise. Handle sh2a command line flags.
5472 * config/sh/t-mlib-sh2a: New.
5473 * config/sh/t-mlib-sh2a-nofpu: New.
5474 * config/sh/t-mlib-sh2a-single: New.
5475 * config/sh/t-mlib-sh2a-single-only: New.
5476 2004-07-09 Nick Clifton <nickc@redhat.com>
5477 Issue 43400
5478 * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
5479 -ml and -m2a are used together.
5480 2004-03-23 DJ Delorie <dj@redhat.com>
5481 * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
5482 when we have a double-sized FPU.
5483 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
5484 * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
5485 is set.
5486 * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
5487 -msh2a-single and -msh2a-single-only
5488 2004-02-24 Corinna Vinschen <vinschen@redhat.com>
5489 * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
5490 is set.
5491 2004-02-20 DJ Delorie <dj@delorie.com>
5492 * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
5493 2004-02-20 Fred Fish <fnf@redhat.com>,
5494 Corinna Vinschen <vinschen@redhat.com>
5495 * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
5496 (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
5497 2004-02-18 DJ Delorie <dj@redhat.com>
5498 * config/sh/sh.c (broken_move): Add support for movi20.
5499 * config/sh/sh.h: Likewise.
5500 (SHIFT_COUNT_TRUNCATED): Set for sh2a.
5501 * config/sh/sh.md (udivsi3_sh2a): New.
5502 (udivsi3): Call it.
5503 (divsi3_sh2a): New.
5504 (divsi3): Call it.
5505 (mul_r): New.
5506 (ashlsi3_sh2a): New.
5507 (ashrsi3_sh2a): New.
5508 (lshrsi3_sh2a): New.
5509 (movsi_i): Disable for sh2a.
5510 (movsi_ie): Add movi20.
5511 (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
5512 sh2a, for -m2a-nofpu mode.
5513 2004-02-13 DJ Delorie <dj@redhat.com>
5514 * config/sh/lib1funcs.asm: Handle double vs single better.
5515 * config/sh/sh.h: Likewise.
5516 2004-02-09 DJ Delorie <dj@redhat.com>
5517 * config/sh/crt1.asm: Add support for sh2a.
5518 * config/sh/elf.h: Likewise.
5519 * config/sh/lib1funcs.asm: Likewise.
5520 * config/sh/sh.c: Likewise.
5521 * config/sh/sh.md: Likewise.
5522 * config/sh/sh.h: Likewise.
5523 * config/sh/t-sh: Likewise.
5524
5525 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
5526
5527 * config/frv/frv.md (movqi_internal, movhi_internal,
5528 movsi_internal): Add backup alternatives for memory inputs.
5529
5530 2004-07-28 Matt Austern <austern@apple.com>
5531
5532 * config/darwin.c (darwin_one_byte_bool): New global variable.
5533 * config/darwin.h (darwin_one_byte_bool): Declare.
5534 (SUBTARGET_OPTIONS): Define macro. (for -mone-byte-bool flag.)
5535 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
5536 value of darwin_one_byte_bool.
5537 * doc/invoke.texi: Document -mone-byte-bool flag.
5538
5539 2004-07-28 Eric Christopher <echristo@redhat.com>
5540
5541 * c-common.c (c_common_unsafe_for_reeval): Delete.
5542 * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
5543 * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
5544 * calls.c (fix_unsafe_tree): Delete.
5545 (expand_call): Delete code which used above.
5546 * dojump.c (do_jump): Delete UNSAVE_EXPR case.
5547 * expr.c (expand_expr_real_1): Ditto.
5548 * fold-const.c (non_lvalue): Ditto.
5549 * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
5550 (lhd_unsafe_for_reeval): Ditto.
5551 * langhooks.c (lhd_unsafe_for_reeval): Ditto.
5552 * langhooks.h (unsafe_for_reeval): Ditto.
5553 (unsave_expr_now): Adjust comment.
5554 * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
5555 (estimate_num_insns_1): Ditto.
5556 * tree-pretty-print.c (dump_generic_node): Ditto.
5557 * tree.c (expr_align): Ditto.
5558 (unsave_expr): Delete.
5559 (unsafe_for_reeval): Ditto.
5560 * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
5561 * tree.def (UNSAVE_EXPR): Delete.
5562 * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
5563
5564 2004-07-28 Zack Weinberg <zack@codesourcery.com>
5565
5566 * tree.h (enum tls_model): Move ...
5567 * coretypes.h: ... here.
5568
5569 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
5570
5571 * config/frv/frv.h (EPILOGUE_USES): New. Use LR.
5572
5573 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
5574
5575 * cse.c (validate_canon_reg): New function, split out from...
5576 (canon_reg): ...here. Use validate_canon_reg for both 'e' and 'E'.
5577
5578 2004-07-28 Diego Novillo <dnovillo@redhat.com>
5579
5580 * tree-ssa-alias.c (maybe_create_global_var): Don't just
5581 return if .GLOBAL_VAR has been created.
5582
5583 2004-07-28 Diego Novillo <dnovillo@redhat.com>
5584
5585 * tree-ssa.c (verify_flow_insensitive_alias_info): Process
5586 every variable that may have aliases, not just tags.
5587
5588 2004-07-28 Aldy Hernandez <aldyh@redhat.com>
5589
5590 * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
5591 move_from_CR_eq_bit.
5592 Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
5593
5594
5595 * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
5596 e500_flip_eq_bit.
5597
5598 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
5599 output_e500_flip_eq_bit.
5600
5601 * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
5602 output_e500_flip_eq_bit.
5603 (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
5604 output_e500_flip_eq_bit.
5605 Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
5606 (print_operand): case D. Get to EQ bit.
5607
5608 2004-07-28 Richard Sandiford <rsandifo@redhat.com>
5609
5610 * gcov.c (function_summary): Add missing \n.
5611
5612 2004-07-28 Alexandre Oliva <aoliva@redhat.com>
5613
5614 Introduce sh4a support.
5615 * config.gcc: Handle sh4a multilibs and cpu selection.
5616 * config/sh/sh.h: Likewise. Handle sh4a command line flags.
5617 * config/sh/t-mlib-sh4a: New.
5618 * config/sh/t-mlib-sh4al: New.
5619 * config/sh/t-mlib-sh4a-nofpu: New.
5620 * config/sh/t-mlib-sh4a-single: New.
5621 * config/sh/t-mlib-sh4a-single-only: New.
5622 2004-02-20 DJ Delorie <dj@redhat.com>
5623 * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
5624 * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
5625 2003-08-22 Eric Christopher <echristo@redhat.com>
5626 * config/sh/sh4a.md: Update for chip errata.
5627 2003-08-07 Eric Christopher <echristo@redhat.com>
5628 * config/sh/sh4a.md: New file. sh4a processor description.
5629 2003-07-08 Alexandre Oliva <aoliva@redhat.com>
5630 * config/sh/sh.h (TARGET_SWITCHES): Added 4al. Adjust description
5631 of -m4a-nofpu.
5632 (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
5633 * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
5634 * doc/invoke.texi (SH Options): Document -m4al.
5635 2003-07-03 Alexandre Oliva <aoliva@redhat.com>
5636 * config/sh/sh.c (expand_block_move): Remove commented-out code
5637 checked in by mistake.
5638 (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
5639 single elements from SFmode vectors.
5640 * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
5641 register.
5642 (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
5643 2003-07-01 Alexandre Oliva <aoliva@redhat.com>
5644 * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
5645 sh_fsca_int2sf): Remove variable declarations.
5646 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
5647 sh_fsca_int2sf): New functions.
5648 (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
5649 sh_fsca_int2sf_rtx): New static variables.
5650 * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
5651 sh_fsca_int2sf): Declare.
5652 * config/sh/sh.md: Adjust.
5653 * doc/invoke.texi (SH Options): Document new options.
5654 * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
5655 compatibility from SH4 code.
5656 2003-06-27 Alexandre Oliva <aoliva@redhat.com>
5657 * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
5658 early.
5659 (memory_movsrc_operand): Renamed to...
5660 (unaligned_load_operand): ... this. Simplified.
5661 * config/sh/sh.h (PREDICATE_CODES): Adjust.
5662 * config/sh/sh.md (movua, extv, extzv): Likewise. Change movua's
5663 input operand to SImode, and adjust the others. Introduce
5664 post-increment by peephole.
5665 * config/sh/sh.c (expand_block_move): Give the target address the
5666 same mode as the temp reg.
5667 * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
5668 copying.
5669 2003-06-26 Alexandre Oliva <aoliva@redhat.com>
5670 Introduce support for SH4a.
5671 * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
5672 __SH4A__. Emit 4 4kb blocks and touch all of them otherwise.
5673 * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
5674 sh_fsca_int2sf): New.
5675 (sh_init_builtins): Initialize them.
5676 (print_operand): Support `d'.
5677 (expand_block_move): Use movua if src is misaligned.
5678 (memory_movsrc_operand): New.
5679 * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
5680 and one of the SH4 macros.
5681 (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
5682 SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
5683 SELECT_SH4A_SINGLE): New.
5684 (TARGET_NONE): Add SH4A_BIT.
5685 (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
5686 (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
5687 (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
5688 (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
5689 (enum processor_type): Added PROCESSOR_SH4A.
5690 (PREDICATE_CODES): Add memory_movsrc_operand.
5691 * config/sh/sh.md: Removed unused variables.
5692 (attr cpu): Add sh4a.
5693 (attr type): Add movua, fsrra and fsca.
5694 (prefetch): New, for SH4.
5695 (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
5696 (toggle_sz): Set type to fp.
5697 (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
5698 (movua, extv, extzv): New.
5699 * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
5700 and 4a-single-only.
5701
5702 2004-07-28 Diego Novillo <dnovillo@redhat.com>
5703
5704 * tree-optimize.c (init_tree_optimization_passes): Schedule
5705 pass_may_alias right after the program is renamed into SSA.
5706 * tree-pass.h (PROP_alias): Define.
5707 * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
5708 * tree-sra.c (pass_sra): Likewise.
5709 * tree-ssa-ccp.c (pass_ccp): Likewise.
5710 * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
5711 * tree-ssa-dce.c (pass_dce): Likewise.
5712 * tree-ssa-dom.c (pass_dominator): Likewise.
5713 * tree-ssa-dse.c (pass_dse): Likewise.
5714 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5715 * tree-ssa-loop-ch.c (pass_ch): Likewise.
5716 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
5717 * tree-ssa-pre.c (pass_pre): Likewise.
5718 * tree-tailcall.c (pass_tail_recursion): Likewise.
5719 * tree-ssa.c (pass_redundant_phi): Likewise.
5720 * tree-ssa-alias.c (aliases_computed_p): Remove.
5721 Update all users.
5722 (init_alias_info): Do not mark all type tags for renaming
5723 unconditionally.
5724 Clear may_aliases from every symbol.
5725 (setup_pointers_and_addressables): If a pointer has not been
5726 dereferenced and it had a type tag, clear it and mark the old
5727 tag for renaming.
5728
5729 2004-07-28 Diego Novillo <dnovillo@redhat.com>
5730
5731 PR tree-optimization/16705
5732 * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
5733 .GLOBAL_VAR.
5734
5735 2004-07-27 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5736
5737 * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
5738 check.
5739
5740 * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
5741 don't make another one.
5742
5743 PR optimization/15077
5744 * function.h (struct function): Add field saved_static_chain_decl.
5745 Fix comment for static_chain_decl.
5746 * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
5747 * tree-inline.h (save_body): Add new arg.
5748 * tree-optimize.c (tree_rest_of_compilation): Handle saving
5749 static_chain_decl.
5750
5751 2004-07-27 Richard Henderson <rth@redhat.com>
5752
5753 * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
5754 (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
5755 is_gimple_addressable.
5756 * tree-gimple.c (is_gimple_addressable): Rename from
5757 is_gimple_addr_expr_arg; accept INDIRECT_REF.
5758 (is_gimple_lvalue): Don't test INDIRECT_REF directly.
5759 * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
5760 rename to is_gimple_addressable.
5761
5762 2004-07-28 Alan Modra <amodra@bigpond.net.au>
5763
5764 * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
5765
5766 2004-07-27 Richard Henderson <rth@redhat.com>
5767
5768 * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
5769 before rounding.
5770
5771 2004-07-27 Zack Weinberg <zack@codesourcery.com>
5772
5773 * libgcc2.c: Change all conditionals testing
5774 LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
5775 * libgcc2.h: Likewise.
5776 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
5777 TYPE_PRECISION of float80_type to 80.
5778 * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
5779 of fpreg_type and float80_type to 80.
5780 * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
5781 * config/m68k/netbsd-elf.h:
5782 Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
5783 to evaluate to 80 whenever they would formerly have evaluated to 96.
5784 * config/i386/sco5.h: Remove unnecessary redefinition of
5785 LONG_DOUBLE_TYPE_SIZE.
5786 * doc/rtl.texi: Clarify uses of XFmode and TFmode.
5787 * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
5788 XFmode, with a bitsize of 80. Update commentary.
5789 * config/ia64/ia64-modes.def: Likewise.
5790 * config/m68k/m68k-modes.def: Likewise.
5791
5792 2004-07-27 Steven Bosscher <stevenb@suse.de>
5793
5794 * cfgexpand.c (tree_expand_cfg): Fix comment.
5795
5796 * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
5797 * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
5798 Remove.
5799 (prepare_function_start): Don't set rtx_equal_function_value_matters.
5800 * integrate.c (copy_rtx_and_substitute): Don't test for it.
5801 * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
5802 Don't set rtx_equal_function_value_matters. Don't register RTL hooks
5803 here again. Update leading comment.
5804 * rtl.c (rtx_equal_function_value_matters): Remove.
5805 (rtx_equal_p): Don't test for it.
5806 * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
5807 Likewise.
5808
5809 * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
5810 * rtl.c (note_insn_name): Likewise.
5811 * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
5812 * final.c (final_scan_insn): Likewise.
5813
5814 * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
5815 * passes.c (rest_of_handle_eh): Do it here.
5816
5817 * stmt.c (struct nesting): Remove struct nesting block member.
5818 (struct stmt_status): Remove x_block_start_count field.
5819 (current_block_start_count): Remove.
5820
5821 2004-07-27 Brian Booth <bbooth@redhat.com>
5822
5823 * tree-optimize.c (register_one_dump_file): Update condition that uses
5824 static_pass_number.
5825 (dup_pass_1): Replace with...
5826 (next_pass_1): This.
5827 (NEXT_PASS): Call next_pass_1.
5828 (DUP_PASS): Remove.
5829 (init_tree_optimization_passes): Remove uses of DUP_PASS.
5830 (execute_one_pass): Update condition that uses
5831 static_pass_number.
5832 * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
5833 integer.
5834
5835 2004-07-27 Nick Clifton <nickc@redhat.com>
5836
5837 * config/m32r/m32r.c: Include integrate.h in order to get the
5838 prototype for get_hard_reg_initial_val().
5839
5840 * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
5841 and tidy up indentation.
5842 (final_presence_set): Use absence_set instead, so that if there is
5843 nothing in the "o" pipe the "s" pipe can be scheduled.
5844
5845 2004-07-27 Diego Novillo <dnovillo@redhat.com>
5846
5847 * tree-ssa-alias.c (create_name_tags): Ignore pointers that
5848 don't have PT_VARS nor PT_MALLOC set.
5849 Clear name tag from pointers that have not been dereferenced.
5850 (set_pt_anything, set_pt_malloc): Forward declare.
5851 * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
5852 not type compatibility when determining if a pointer can be
5853 copy propagated.
5854
5855 2004-07-27 Richard Sandiford <rsandifo@redhat.com>
5856
5857 * expr.h (canonicalize_condition, get_condition): Add an int argument.
5858 * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
5859 it to check whether the condition is still valid at the jump insn.
5860 * ifcvt.c (noce_get_condition): Likewise.
5861 (noce_get_alt_condition): Update call to canonicalize_condition.
5862 * loop-iv.c (simplify_using_initial_values): Update call to
5863 get_condition. Remove FIXME.
5864 (check_simple_exit): Update call to get_condition.
5865 * loop-unswitch.c (may_unswitch_on): Likewise.
5866 * loop.c (check_dbra_loop): Likewise.
5867 (canonicalize_condition, get_condition): Add an argument to say whether
5868 the condition must still be valid at INSN.
5869 (get_condition_for_loop): Update call to get_condition. Require that
5870 the condition be valid at INSN.
5871 * predict.c (estimate_probability): Update call to get_condition.
5872 Remove unused earliest parameter.
5873 (expected_value_to_br_prob): Update call to canonicalize_condition.
5874
5875 2004-07-26 Eric Christopher <echristo@redhat.com>
5876
5877 * tree-dfa.c (add_referenced_var): Register initializers of global
5878 variables.
5879
5880 2004-07-26 Paolo Bonzini <bonzini@gnu.org>
5881
5882 * config/i386/i386.c (function_arg): Always treat 8-
5883 and 16-byte wide vectors the same, even if MMX/SSE
5884 are disabled.
5885 (contains_128bit_aligned_vector_p): Add comment.
5886
5887 2004-07-26 J"orn Rennecke <joern.rennecke@superh.com>
5888
5889 * ra.h (enum node_type): Rename to:
5890 (enum ra_node_type).
5891 * ra-colorize.c: Likewise.
5892
5893 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
5894
5895 * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
5896 after simplifying the jump.
5897
5898 2004-06-26 Richard Henderson <rth@redhat.com>
5899
5900 * calls.c (combine_pending_stack_adjustment_and_call): Make
5901 preferred_unit_stack_boundary argument unsigned. Make
5902 unadjusted_alignment unsigned.
5903 (expand_call): Make preferred_stack_boundary and
5904 preferred_unit_stack_boundary variables unsigned.
5905 * function.c (assign_stack_local_1): Make alignment unsigned.
5906 * function.h (struct function): Make stack_alignment_needed,
5907 preferred_stack_boundary unsigned.
5908 * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
5909 (ix86_compute_frame_layout): Make stack_alignment_needed,
5910 preferred_alignment variables unsigned.
5911 * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
5912
5913 2004-07-26 Tom Tromey <tromey@redhat.com>
5914
5915 * tree.h: Fix typo in comment.
5916
5917 2004-07-26 Daniel Jacobowitz <dan@debian.org>
5918
5919 PR bootstrap/12804
5920 * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
5921 (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
5922 (ggc_free): Remove incorrect freeing.
5923 (sweep_pages): Advance PP for large pages. Fix indentation.
5924
5925 2004-07-26 Richard Sandiford <rsandifo@redhat.com>
5926
5927 PR rtl-optimization/16643
5928 * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
5929 * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
5930 * basic-block.h (reorder_basic_blocks): Add a flags parameter.
5931 * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
5932 (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
5933 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5934 * rtl.h (tracer): Add a flags parameter.
5935 * tracer.c (tracer): Pass it to cfg_layout_initialise.
5936 * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
5937 (rest_of_handle_reorder_blocks): Update calls to tracer and
5938 reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
5939 (rest_of_handle_tracer): Pass 0 to tracer.
5940 (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
5941
5942 2004-07-25 David Edelsohn <edelsohn@gnu.org>
5943
5944 PR target/16239
5945 * config/rs6000/rs6000.md (movdi_internal64): Further disparage
5946 f->f.
5947
5948 2004-07-24 Nathan Sidwell <nathan@codesourcery.com>
5949
5950 * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
5951 (BINFO_BASE_ACCESS): Adjust.
5952 (BINFO_BASE_ACCESS_APPEND): New.
5953 (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
5954 * dbxout.c (dbxout_type): Adjust binfo access accessing.
5955 * dwarf2out.c (gen_member_die): Likewise.
5956 * tree-dump.c (deque_and_dump): Likewise.
5957
5958 2004-07-26 Falk Hueffner <falk@debian.org>
5959
5960 * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
5961 costs.
5962
5963 2004-07-25 Roger Sayle <roger@eyesopen.com>
5964
5965 * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
5966 value off of the stack if TARGET_USE_FFREEP.
5967
5968 2004-07-26 Bernardo Innocenti <bernie@develer.com>
5969
5970 * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
5971 * gengtype-yacc.y: Likewise. Replace free() with XDELETE ().
5972 * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
5973 check on invocation of XRESIZEVEC ().
5974
5975 2004-07-26 Bernardo Innocenti <bernie@develer.com>
5976
5977 * c-common.c (disable_builtin_function): Rename variable n to
5978 new_disabled_builtin.
5979 * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
5980 Rename local variable old to old_decl.
5981 * gensupport.c (shift_output_template): Rename parameter old to src.
5982 * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
5983 old_rtx and newx to new_rtx.
5984
5985 2004-07-26 Bernardo Innocenti <bernie@develer.com>
5986
5987 * Makefile.in (C_PRAGMA_H): New variable to track dependencies
5988 of c-pragma.h.
5989 * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
5990 enum cpp_ttype.
5991 * c-lex.c: Likewise.
5992
5993 2004-07-25 Roger Sayle <roger@eyesopen.com>
5994
5995 * fold-const.c (constant_boolean_node): Make extern.
5996 (make_range): Wrap long lines.
5997 (fold_cond_expr_with_comparison): Remove unnecessary call to
5998 pedantic_non_lvalue. Add missing calls to fold_convert.
5999 (fold_truthop): Add missing calls to fold_convert.
6000 (fold): Likewise.
6001 * tree.h (constant_boolean_node): Add prototype here.
6002 * builtins.c (expand_builtin_strncmp): Add missing calls to
6003 fold_convert.
6004 * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
6005 Call fold_convert and constant_boolean_node to correct types.
6006 * tree-ssa-forwprop.c (substitute_single_use_vars): Add
6007 missing call to fold_convert to correct types.
6008
6009 2004-07-26 Niall Douglas <s_fsfeurope2@nedprod.com>
6010 Brian Ryner <bryner@brianryner.com>
6011
6012 PR c++/9283
6013 PR c++/15000
6014 * c-common.c (c_common_attribute_table): Allow
6015 handle_visibility_attribute to be called for types.
6016 (handle_visibility_attribute) When given a type, set the visibility
6017 bits on the TYPE_NAME. When given a decl, don't set no_add_attrs
6018 so that we can check later whether the attribute was present. Added
6019 warning if attribute applied to non class type.
6020 * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
6021 decls and checking that they are consistent.
6022 * common.opt: Added -fvisibility.
6023 * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
6024 * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
6025 * flags.h, tree.h: Added assorted support defines for overall patch
6026 * opts.c: Added parsing support for -fvisibility.
6027 * tree.c (build_decl): Set visibility for all decls to be whatever
6028 is in force at that time.
6029 * varasm.c (default_binds_local_p_1): Reworked logic determining
6030 when to make a symbol locally bound.
6031 * doc/invoke.texi: Added documentation for -fvisibility and
6032 -fvisibility-inlines-hidden.
6033
6034 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6035
6036 * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
6037 * c-common.c: Add missing casts from void * to other types.
6038 * c-decl.c: Likewise.
6039 * c-format.c: Likewise.
6040 * c-lex.c: Likewise.
6041 * c-pragma.c: Likewise.
6042 * c-typeck.c: Likewise.
6043 * defaults.h: Likewise.
6044 * genconstants.c: Likewise.
6045 * gengtype-lex.l: Likewise.
6046 * genmodes.c: Likewise.
6047 * read-rtl.c: Likewise.
6048 * rtl.c: Likewise.
6049
6050 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6051
6052 * bitmap.c: Use type-safe memory allocation macros from libiberty.
6053 * c-common.c: Likewise.
6054 * c-decl.c: Likewise.
6055 * c-lang.c: Likewise.
6056 * c-lex.c: Likewise.
6057 * c-opts.c: Likewise.
6058 * c-parse.in: Likewise.
6059 * c-typeck.c: Likewise.
6060 * genconditions.c: Likewise.
6061 * gengtype-lex.l: Likewise.
6062 * gengtype-yacc.y: Likewise.
6063 * gengtype.c: Likewise.
6064 * genmodes.c: Likewise.
6065 * gensupport.c: Likewise.
6066 * read-rtl.c: Likewise.
6067 * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
6068 htab_find_slot().
6069
6070 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6071
6072 * c-decl.c (groktypename, groktypename_in_param_context): Rename
6073 variable typename to type_name.
6074 * c-lex.c (interpret_float): Likewise.
6075
6076 2004-07-25 Roger Sayle <roger@eyesopen.com>
6077
6078 * convert.c (convert_to_real, convert_to_integer,
6079 convert_to_complex): Replace calls to build with calls to buildN.
6080 * coverage.c (tree_coverage_counter_ref): Likewise.
6081 * dojump.c (do_jump): Likewise.
6082 * dwarf2out.c (loc_descriptor_from_tree): Likewise.
6083 * emit-rtl.c (component_ref_for_mem_expr,
6084 set_mem_attributes_minus_bitpos): Likewise.
6085 * explow.c (update_nonlocal_goto_save_area): Likewise.
6086 * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
6087 expand_mult_add): Likewise.
6088 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
6089 store_constructor, get_inner_reference, expand_expr_real_1,
6090 try_casesi, try_tablejump): Likewise.
6091 * function.c (expand_function_start): Likewise.
6092 * stmt.c (emit_case_bit_tests, expand_end_case_type,
6093 node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
6094 * stor-layout.c (place_union_field, layout_type): Likewise.
6095 * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
6096 * varasm.c (copy_constant): Likewise.
6097
6098 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6099
6100 * c-common.c: Rename all identifiers named `new'.
6101 * c-decl.c: Likewise.
6102 * gensupport.c: Likewise.
6103 * simplify-rtx.c: Likewise.
6104 * c-common.c (disable_builtin_function): Replace a call to xmalloc()
6105 with XNEW().
6106 * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
6107 with XNEWVEC().
6108
6109 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
6110
6111 PR c/15360
6112 * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
6113 declarations until after calling pushdecl.
6114 (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
6115 "extern" and not on whether the declaration is initialized.
6116
6117 2004-07-25 Daniel Jacobowitz <dan@debian.org>
6118
6119 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
6120 (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
6121 * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
6122 "cpplib.h", "c-pragma.h", "c-common.h".
6123 (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
6124 (solaris_register_pragmas): New functions.
6125 * config/sol2-protos.h: New file.
6126 * config/sol2.c: New file.
6127 * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
6128 (REGISTER_TARGET_PRAGMAS): New macros.
6129 (solaris_pending_aligns, solaris_pending_inits)
6130 (solaris_pending_finis): New variables.
6131 * config/t-sol2 (sol2-c.o): Update dependencies.
6132 (sol2.o): New rule.
6133 * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
6134 SUBTARGET_INSERT_ATTRIBUTES.
6135 (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
6136 * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
6137 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
6138 * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
6139 * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
6140 * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
6141 (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
6142 * config/sparc/sparc.c (sparc_attribute_table): New.
6143 (TARGET_INSERT_ATTRIBUTES): Define in terms of
6144 SUBTARGET_INSERT_ATTRIBUTES.
6145 (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
6146 is defined.
6147 * doc/extend.texi (Solaris Pragmas): New section.
6148
6149 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6150
6151 * c-common.c: Rename all identifiers named `class' to `cl'.
6152 * c-common.h: Likewise.
6153 * c-parse.in: Likewise.
6154 * c-typeck.c: Likewise.
6155 * genmodes.c: Likewise.
6156 * real.c: Likewise.
6157 * real.h: Likewise.
6158 * recog.c: Likewise.
6159 * recog.h: Likewise.
6160 * regrename.c: Likewise.
6161 * tree.h: Likewise.
6162 * c-common.c (builtin_function_2): Change type of 5th parameter from
6163 int to enum built_in_function. Change type of 8th parameter from int
6164 to bool.
6165 * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
6166 with GGC_CNEW().
6167 * c-typeck.c (convert_arguments): Change type of formal_prec from
6168 int to unsigned int.
6169 * genmodes.c (blank_mode): Make a few negative constants unsigned.
6170 (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
6171 emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
6172 emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
6173 emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
6174 iterator to for_all_modes () instead of an enum because enums can't
6175 be incremented in C++.
6176
6177
6178 2004-07-25 Daniel Jacobowitz <dan@debian.org>
6179
6180 * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
6181 hard registers.
6182
6183 2004-07-25 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6184
6185 * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
6186 Handle ARRAY_RANGE_REF like ARRAY_REF.
6187
6188 2004-07-25 Joseph S. Myers <jsm@polyomino.org.uk>
6189
6190 * c-typeck.c (digest_init): Don't allow arrays of signed or
6191 unsigned variants of wchar_t to be initialized by wide string
6192 constants. Do allow arrays of enumerated types compatible with
6193 wchar_t to be initialized by wide string constants. Refine tests
6194 distinguishing wide and narrow strings and arrays. Give specific
6195 error for arrays of other integer types initialized by string
6196 constants.
6197 (output_init_element, process_init_element): Check for
6198 INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
6199 initializing with string constants.
6200
6201 2004-07-25 Richard Henderson <rth@redhat.com>
6202
6203 * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
6204 on the RESULT_DECL.
6205 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
6206 * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
6207 DECL_IGNORED_P to new decl.
6208
6209 2004-07-24 Zack Weinberg <zack@codesourcery.com>
6210
6211 * config/ia64/ia64.c (general_xfmode_operand)
6212 (destination_xfmode_operand): Delete.
6213 * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
6214 * config/ia64/ia64.md (*movxf_internal): Use general_operand
6215 and destination_operand.
6216
6217 2004-07-24 Alexander Kabaev <kan@freebsd.org>
6218
6219 * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
6220 (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
6221
6222 2004-07-24 Alexander Kabaev <kan@freebsd.org>
6223 Zack Weinberg <zack@codesourcery.com
6224
6225 PR 16684
6226 * c-decl.c (diagnose_mismatched_decls): Don't issue a
6227 redundant-declaration warning the first time a builtin is
6228 declared explicitly.
6229
6230 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6231
6232 * tree.h (staticp): Change return type to bool.
6233
6234 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6235
6236 * c-common.c (c_staticp): Last episode of the staticp saga.
6237
6238 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6239
6240 * c-common.h (c_staticp): Change return type from int to bool.
6241 * tree.c (staticp): Likewise.
6242 * langhooks.h (staticp): Likewise.
6243
6244 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6245
6246 * langhooks-def.h (lhd_staticp): Change return type from int to
6247 bool in prototype to match definition.
6248
6249 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6250
6251 * system.h (bool, true, false): Don't redefine as preprocessor macros
6252 in C++.
6253
6254 2004-07-24 Roger Sayle <roger@eyesopen.com>
6255
6256 * expmed.c (init_expmed): A signed modulus by a power of two is
6257 considered cheap if its less than or equal to four instructions.
6258
6259 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6260
6261 * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
6262 GGC_CNEWVAR): New macros.
6263
6264 2004-07-25 Bernardo Innocenti <bernie@develer.com>
6265
6266 * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
6267 lists.
6268 * c-decl.c: Likewise.
6269 * c-format.c: Likewise.
6270 * c-lex.c: Likewise.
6271 * c-opts.c: Likewise.
6272 * c-pragma.c: Likewise.
6273 * c-typeck.c: Likewise.
6274 * gencheck.c: Likewise.
6275 * genconditions.c: Likewise.
6276 * genconfig.c: Likewise.
6277 * genflags.c: Likewise.
6278 * gengtype.c: Likewise.
6279 * gensupport.c: Likewise.
6280 * ggc-none.c: Likewise.
6281 * langhooks.c: Likewise.
6282 * statistics.h: Likewise.
6283 * stub-objc.c: Likewise.
6284 * java/decl.c: Likewise.
6285
6286 2004-07-24 Roman Zippel <zippel@linux-m68k.org>
6287
6288 * config/m68k/m68k.c (output_scc_di): Fix coding style.
6289 (symbolic_operand): Fix prototype.
6290 * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
6291 * config/m68k/m68k.md: Add constants for registers a0 and sp and
6292 use them, change from the "{...}" syntax to the simpler {...}
6293 syntax.
6294 (*cfv4_extendqisi2): Fix destination predicate.
6295 * config/m68k/m68k-protos.h: Remove various declarations also
6296 generated via PREDICATE_CODES.
6297
6298 2004-07-23 Mike Stump <mrs@apple.com>
6299
6300 * c-typeck.c (convert_for_assignment): Tightened up pointer
6301 converstions that differ in signedness.
6302
6303 2004-07-23 Zack Weinberg <zack@codesourcery.com>
6304
6305 * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
6306
6307 2004-07-23 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6308
6309 * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
6310 * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
6311
6312 * gimplify.c (gimplify_compound_lval): Check for no handled
6313 operations, rather than checking for explicit list of nodes.
6314 (is_gimple_addr_expr_arg_or_indirect): New function.
6315 (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
6316 redundant setting of TREE_INVARIANT.
6317 (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
6318 * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
6319
6320 2004-07-23 Diego Novillo <dnovillo@redhat.com>
6321
6322 PR tree-optimization/16688
6323 PR tree-optimization/16689
6324 * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
6325 unnecessary initialization of 'tag'.
6326 (get_tmt_for): Check that the new type tag has the same alias
6327 set as the pointed-to type.
6328 (group_aliases): Only regular variables need to be removed
6329 from the alias set of a name tag.
6330 * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
6331 propagation if the two types are not compatible.
6332 (merge_alias_info): Rename from replace_ssa_names_ann.
6333 Add more checking.
6334 (replace_exp_1): If both arguments are SSA_NAMEs, check that
6335 the propagation can be done.
6336 Only call merge_alias_info on pointers.
6337 (propagate_value): Likewise.
6338 * tree-ssa-copyrename.c: Include langhooks.h.
6339 (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
6340 to do the merging.
6341 Do not coalesce variables with incompatible types.
6342 (rename_ssa_copies): Call replace_ssa_name_symbol.
6343 * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
6344 the same type as the underlying _DECL.
6345 * tree-ssanames.c (replace_ssa_name_symbol): New function.
6346 * tree.h (replace_ssa_name_symbol): Declare.
6347
6348 2004-07-23 Richard Henderson <rth@redhat.com>
6349
6350 PR c++/16277
6351 * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
6352 unshare it properly.
6353 (gimplify_modify_expr_rhs): Push assignment from a conditional into
6354 the conditional for all non-register types.
6355
6356 2004-07-23 Richard Henderson <rth@redhat.com>
6357
6358 * expr.c (expand_expr_real_1): Don't handle non-local variables.
6359 * expr.h (fix_lexical_addr): Remove.
6360 * function.c (NEED_SEPARATE_AP): Remove.
6361 (fix_lexical_addr): Remove.
6362 * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
6363 not null decl_function_context.
6364 (create_alias_vars): Likewise.
6365 * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
6366 (simple_goto_p): Likewise.
6367 * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
6368 * tree-ssa-ccp.c (get_default_value): Likewise.
6369 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
6370 * tree.c (needs_to_live_in_memory): Likewise.
6371 * tree-flow-inline.h (may_be_aliased): Move...
6372 * tree-ssa-alias.c (may_be_aliased): ... here. Enhance check for
6373 when TREE_STATIC variables may be addressable.
6374
6375 2004-07-24 Jakub Jelinek <jakub@redhat.com>
6376
6377 * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
6378
6379 2004-07-23 Zack Weinberg <zack@codesourcery.com>
6380
6381 * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
6382 bitmap contents if GENERATOR_FILE is defined.
6383 * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
6384 ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
6385
6386 2004-07-23 Joseph S. Myers <jsm@polyomino.org.uk>
6387
6388 * c-decl.c (start_function): Form composite type of function types
6389 rather than copying type from previous prototype declaration.
6390
6391 2004-07-23 Janis Johnson <janis187@us.ibm.com>
6392
6393 * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
6394 the const qualifier for the second argument in the C++ functions.
6395
6396 * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
6397 specific pointer types.
6398
6399 * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
6400 vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
6401 for vector bool and/or vector pixel, add C++ and C missing support.
6402 (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
6403 vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
6404 vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
6405 vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
6406 vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
6407 missing C++ and C support for vector bool and/or vector pixel.
6408 (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
6409 vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
6410 vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
6411 vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
6412 vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
6413 C++ and C types used for vector bool and/or vector pixel.
6414 (vec_st, vec_stl): Add C++ support for vector pixel.
6415 (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
6416 (vec_all_ne): Add C++ support for vector pixel.
6417
6418 * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
6419 (vec_vmulesb): Add missing C++ function.
6420 (vec_perm): Fix type of third argument in C++ function.
6421 (vec_vsum4shs): Fix C++ function name.
6422 (vec_any_ge): Remove C++ functions for unsupported arg combinations.
6423 (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
6424 argument passed to the error handler in C macro.
6425 (vec_nmsub): Remove extra parens around argument names in C macro.
6426 (vec_packpx): Add missing parens in C macro.
6427
6428 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
6429
6430 * machmode.def: Remove vector modes.
6431 * config/alpha/alpha-modes.def: Add supported vector modes.
6432 * config/arm/arm-modes.def: Likewise.
6433 * config/frv/frv-modes.def: Likewise.
6434 * config/i386/i386-modes.def: Likewise.
6435 * config/rs6000/rs6000-modes.def: Likewise.
6436 * config/sh/sh-modes.def: Likewise.
6437
6438 2004-07-23 Matthias Klose <doko@debian.org>
6439
6440 * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
6441 * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
6442 * config.h: Regenerate.
6443 * configure: Likewise.
6444
6445 2004-07-22 Mark Mitchell <mark@codesourcery.com>
6446
6447 * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
6448 generated SYMBOL_REFs for labels.
6449 * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
6450 Change prototype.
6451 (machopic_stub_name): Remove.
6452 (machopic_indirection_name): New function.
6453 (machopic_mcount_stub_name): Likewise.
6454 (machopic_classify_name): Remove.
6455 (machopic_function_base_sym): New function.
6456 (machpoic_classify_symbol): Likewise.
6457 (machopic_classify_ident): Remove.
6458 (machopic_define_ident): Likewise.
6459 (machopic_define_name): Likewise.
6460 (machopic_name_defined_p): Likewise.
6461 (machopic_ident_defined_p): Likewise.
6462 (darwin_strip_name_encoding): Likewise.
6463 (machopic_define_symbol): New function.
6464 * config/darwin.c (hashtab.h): Include.
6465 (machopic_defined_list): Remove.
6466 (machopic_classify_ident): Likewise.
6467 (machopic_classify_name): Likewise.
6468 (machopic_ident_defined_p): Likewise.
6469 (machopic_define_ident): Likewise.
6470 (machopic_define_name): Likewise.
6471 (machopic_symbol_defined_p): New function.
6472 (machopic_classify_symbol): Likewise.
6473 (machopic_data_defined_p): Use machopic_classify_symbol.
6474 (machopic_define_symbol): New function.
6475 (machopic_function_base_sym): New function.
6476 (machopic_non_lazy_pointers): Remove.
6477 (machopic_non_lazy_ptr_name): Likewise.
6478 (machopic_stubs): Likewise.
6479 (machopic_stub_name): Likewise.
6480 (NON_LAZY_POINTER_SUFFIX): New macro.
6481 (STUB_SUFFIX): Likewise.
6482 (machopic_indirection): New structure.
6483 (machopic_indirections): New variable.
6484 (machopic_indirection_hash): New function.
6485 (machopic_indirection_eq): Likewise.
6486 (machopic_indirection_name): Likewise.
6487 (machopic_mcount_stub_name): New function.
6488 (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
6489 hash table.
6490 (machopic_indirect_data_reference): Rework to use new functions.
6491 (machopic_indirect_call_target): Likewise.
6492 (machopic_legitimize_pic_address): Likewise.
6493 (machopic_output_indirection): New function.
6494 (machopic_finish): Use it.
6495 (machopic_operand_p): Rework to use new functions.
6496 (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
6497 (darwin_strip_name_encoding): Remove.
6498 (update_non_lazy_ptrs): Remove.
6499 (update_stubs): Likewise.
6500 (darwin_non_lazy_pcrel): Use new functions.
6501 * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
6502 (ASM_OUTPUT_LABELREF): Likewise.
6503 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
6504 (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
6505 (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
6506 (TARGET_STRIP_NAME_ENCODING): Do not use
6507 darwin_strip_name_encoding.
6508 (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
6509 darwin_strip_name_encoding.
6510 * config/i386/darwin.h (FUNCTION_PROFILER): Use
6511 machopic_mcount_stub_name.
6512 * config/i386/i386.c (x86_output_mi_thunk): Use
6513 machopic_indirection_name, not machopic_stub_name.
6514 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
6515 machopic_function_base_sym.
6516 (print_operand): Use machopic_classify_symbol.
6517 (rs6000_emit_prologue): Use machopic_function_base_sym.
6518 (output_profile_hook): Do not use machopic_stub_name.
6519 (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
6520
6521 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6522
6523 PR c/7284
6524 * fold-const.c (extract_muldiv_1): Do not treat signed left shift
6525 as multiplication.
6526
6527 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6528
6529 * doc/implement-c.texi: New file.
6530 * doc/extend.texi (C Implementation): Move to there.
6531 * doc/gcc.texi: Include implement-c.texi.
6532 * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
6533
6534 2004-07-22 Jason Merrill <jason@redhat.com>
6535
6536 * integrate.c (copy_decl_for_inlining): Remove invisible reference
6537 handling.
6538 * tree-inline.c (setup_one_parameter): Likewise.
6539
6540 2004-07-22 Brian Booth <bbooth@redhat.com>
6541
6542 * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
6543 (substitute_and_fold): Propigate into VUSE operands when possible.
6544 (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
6545 (cp_lattice_meet): Handle merging of latticevalues when
6546 UNKNOWN_VAL is present.
6547 (visit_stmt): Visit assignments with V_MUST_DEFs.
6548 (visit_assignment): Gather ccp information for V_MUST_DEF operands.
6549 (ccp_fold): Deal with RHS' that are constant and virtual.
6550 (evaluate_stmt): Handle UNKNOWN_VAL likely values.
6551 (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
6552 (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
6553 V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
6554 computing immediate uses.
6555 (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
6556 transition.
6557 (replace_vuse_in): New function.
6558 (likely_value): Add check of vuse operands.
6559 (get_default_value): Set the default value of virtually defined
6560 variables to UKNOWN_VAL instead of VARYING.
6561
6562 2004-07-22 Richard Henderson <rth@redhat.com>
6563
6564 * expr.c (emit_push_insn): Don't use set_mem_attributes.
6565
6566 2004-07-22 Richard Henderson <rth@redhat.com>
6567
6568 * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
6569 variables due to conditional compilation.
6570
6571 2004-07-22 Diego Novillo <dnovillo@redhat.com>
6572
6573 * tree-into-ssa.c (set_livein_block): Fix typo in comment.
6574 (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
6575 Release SSA names that have been re-renamed.
6576 * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
6577 variable.
6578 * tree-ssa-alias.c (init_alias_info): If aliases have been
6579 computed before, clear existing alias information.
6580 (create_name_tags): Do no fixup PT_ANYTHING pointers.
6581 If the new name tag for a pointer is different than the one it
6582 had before, mark the old tag for renaming.
6583 (replace_may_alias): New function.
6584 (group_aliases): Call it.
6585 (setup_pointers_and_addressables): Always call get_tmt_for.
6586 (maybe_create_global_var): Don't create .GLOBAL_VAR more than
6587 once.
6588 (set_pt_anything): New local function.
6589 (set_pt_malloc): New local function.
6590 (merge_pointed_to_info): Don't merge pointed-to variables from
6591 the original pointer if the destination is pointing to an
6592 unknown location.
6593 (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
6594 (add_pointed_to_var): Do not add a variable to the points-to
6595 set if the pointer is already pointing to anywhere.
6596 (collect_points_to_info_r): If the defining statement is a PHI
6597 node, only merge pointed-to information if the argument has
6598 already been visited.
6599 (get_tmt_for): Only create a new tag if the pointer didn't
6600 have one already.
6601 (dump_alias_info): Emit more information.
6602 (dump_points_to_info_for): Likewise.
6603 * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
6604 try to get the annotation of an SSA_NAME.
6605 * tree-ssa-operands.c (add_stmt_operand): Only check for empty
6606 alias sets when checking is enabled.
6607 * tree-ssa-pre.c (need_eh_cleanup): New local variable.
6608 (eliminate): Mark basic blocks that will need
6609 EH information cleaned up.
6610 (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
6611 predecessor.
6612 Initialize need_eh_cleanup.
6613 (fini_pre): Call tree_purge_all_dead_eh_edges and
6614 cleanup_tree_cfg if needed.
6615 Free need_eh_cleanup.
6616 * tree-ssa.c (verify_ssa_name): New function.
6617 (verify_def): Call it.
6618 Re-arrange to avoid printing too many error messages.
6619 (verify_use): Likewise.
6620 (verify_phi_args): Likewise.
6621 (verify_flow_insensitive_alias_info): New function.
6622 (verify_flow_sensitive_alias_info): New function.
6623 (verify_alias_info): New function.
6624 (verify_ssa): Call verify_alias_info.
6625 Clear TREE_VISITED on all the SSA_NAMEs before scanning the
6626 program.
6627 Re-arrange to avoid printing too many error messages.
6628 * tree-ssanames.c (make_ssa_name): Clear
6629 SSA_NAME_IN_FREE_LIST.
6630 (release_ssa_name): Never release a default definition.
6631 (release_defs): New function.
6632 * tree.h: Declare it.
6633 * tree-ssa-dce.c (remove_dead_stmt): Call it.
6634
6635 2004-07-22 Diego Novillo <dnovillo@redhat.com>
6636
6637 * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
6638 If true, do a depth-first search. Do a breadht-first search,
6639 otherwise.
6640 (walk_use_def_chains): Add new argument IS_DFS.
6641 Update all users.
6642 * tree-flow.h (walk_use_def_chains): Update prototype.
6643
6644 2004-07-22 Hans-Peter Nilsson <hp@axis.com>
6645
6646 * config/cris/cris.md: Tweak formatting.
6647 (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
6648 (mover2side, moverside, movemside, movei, op3, andu): Replace
6649 live define_peephole:s with define_peephole2 near-equivalents.
6650 Delete the rest.
6651 ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap". Match all
6652 word-size modes.
6653 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
6654 Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
6655 "*mov_sidesi_mem" respectively.
6656
6657 2004-07-22 Paolo Bonzini <bonzini@gnu.org>
6658
6659 * tree-cfg.c (gimplify_val): Move from tree-complex.c.
6660 (gimplify_build1): Move from tree-complex.c do_unop.
6661 (gimplify_build2): Move from tree-complex.c do_binop.
6662 (gimplify_build3): New.
6663 * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
6664 Adjust throughout to call the functions above.
6665 * tree-flow.h: Declare the functions above.
6666 * tree-nested.c (gimplify_val): Rename to...
6667 (tsi_gimplify_val): ... this.
6668
6669 * Makefile.in (tree_complex.o): Update dependencies.
6670 (stor-layout.o): Depend on regs.h.
6671 * c-common.c (handle_vector_size_attribute): Update for
6672 vector types without corresponding vector modes.
6673 * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
6674 a corresponding vector mode is not available.
6675 * print-tree.c (print_node): Print nunits for vector types
6676 * regclass.c (have_regs_of_mode): New.
6677 (init_reg_sets_1): Initialize it and use it instead
6678 of allocatable_regs_of_mode.
6679 * regs.h (have_regs_of_mode): Declare it.
6680 * stor-layout.c (layout_type): Pick a mode for vector types.
6681 * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
6682 build_replicated_const, do_unop, do_binop, do_plus_minus,
6683 do_negate, expand_vector_piecewise, expand_vector_parallel,
6684 expand_vector_addition, expand_vector_operations_1,
6685 expand_vector_operations, tree_lower_operations,
6686 pass_lower_vector_ssa, pass_pre_expand): New.
6687 (expand_complex_operations, pass_lower_complex): Remove.
6688 * tree-optimize.c (init_tree_optimization_passes): Adjust
6689 pass ordering for changes in tree-complex.c.
6690 * tree-pass.h: Declare new passes.
6691 * tree.c (finish_vector_type): Remove.
6692 (make_vector_type): New.
6693 (build_vector_type_for_mode, build_vector_type): Rewritten.
6694 * tree.def (VECTOR_TYPE): Document where the number of
6695 subparts is stored.
6696 * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
6697 (make_vector): Remove declaration.
6698
6699 2004-07-21 Richard Henderson <rth@redhat.com>
6700
6701 * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
6702 TREE_THIS_VOLATILE, may_aliases, or optimization level.
6703 (remove_useless_vars): Dump debugging info.
6704 (expand_used_vars): Move ...
6705 * cfgexpand.c (expand_used_vars): ... here. Make static.
6706 * tree-flow-inline.h (set_is_used): New.
6707 (set_default_def): Use get_var_ann.
6708 * tree-flow.h: Update decls.
6709 * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
6710 (create_ssa_var_map): Use it.
6711 * tree-ssa.c (set_is_used): Remove.
6712
6713 2004-07-22 Ben Elliston <bje@au.ibm.com>
6714
6715 * gdbinit.in: Set a breakpoint on internal_error.
6716
6717 2004-07-21 Richard Henderson <rth@redhat.com>
6718
6719 * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
6720 to create a new basic block.
6721
6722 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6723
6724 PR c/15052
6725 * c-decl.c (grokdeclarator): Only pedwarn for qualified void
6726 return type on function definitions. Move other warnings for
6727 qualified return type to -Wreturn-type. Do not condition any such
6728 warnings on -pedantic. Update comments.
6729 (start_function): Only copy function type from previous prototype
6730 declaration if return types are compatible.
6731 * c-typeck.c (function_types_compatible_p): Don't condition
6732 warning for incompatibility of volatile qualifiers on the return
6733 type on -pedantic. Update comment.
6734 * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
6735
6736 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6737
6738 * c-typeck.c (set_init_index): Require designator to be of integer
6739 type.
6740
6741 2004-07-22 Joseph S. Myers <jsm@polyomino.org.uk>
6742
6743 PR c/11250
6744 * c-parse.in (init): Change to exprtype.
6745 (primary): Set original_code for STRING to STRING_CST.
6746 Call maybe_warn_string_init for compound literals.
6747 (initdcl, notype_initdcl): Call maybe_warn_string_init.
6748 (initval): Update.
6749 * c-tree.h (maybe_warn_string_init): New.
6750 (pop_init_level, process_init_element): Use struct c_expr.
6751 (struct c_expr): Update comment.
6752 * c-typeck.c (maybe_warn_string_init): New function.
6753 (digest_init): Call it. Additional parameter strict_string. All
6754 callers changed.
6755 (output_init_element): Likewise.
6756 (struct constructor_stack): Use struct c_expr for
6757 replacement_value.
6758 (really_start_incremental_init, push_init_level): Update.
6759 (pop_init_level): Update. Return struct c_expr.
6760 (process_init_level): Update. Take struct c_expr argument.
6761
6762 2004-07-21 David S. Miller <davem@nuts.davemloft.net>
6763
6764 * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
6765 commit.
6766
6767 2004-07-21 Eric Christopher <echristo@redhat.com>
6768
6769 * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
6770 removal.
6771 * c-decl.c (pop_scope): Ditto.
6772 * calls.c (expand_call): Remove call to current_nesting_level,
6773 update comment accordingly. Remove calls to expand_start_target_temps
6774 and expand_end_target_temps.
6775 * cfgexpand.c (construct_init_block): Remove call to
6776 expand_start_bindings_and_block.
6777 (construct_exit_block): Remove call to expand_end_bindings.
6778 * expr.c (safe_from_p): Remove BIND_EXPR handling.
6779 (expand_expr_real_1): Ditto. Fix formatting.
6780 (expand_vars): Delete.
6781 * stmt.c (POPSTACK): Remove block_stack.
6782 (stmt_status): Remove x_block_stack.
6783 (block_stack): Delete.
6784 (expand_start_bindings_and_block): Ditto.
6785 (expand_start_target_temps): Ditto.
6786 (expand_end_target_temps): Ditto.
6787 (current_nesting_level): Ditto.
6788 (warn_about_unused_variables): Ditto.
6789 (expand_end_bindings): Ditto.
6790 * tree.h: Remove declarations for above.
6791
6792 2004-07-21 Steven Bosscher <stevenb@suse.de>
6793
6794 * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
6795 * rtl.c (note_insn_name): Likewise.
6796 * print-rtl.c (print_rtx): Don't print it.
6797 * cfgrtl.h (can_delete_note_p): Don't handle it.
6798 (rtl_delete_block): Likewise.
6799 * passes.c (rest_of_handle_guess_branch_prob): Remove.
6800 (rest_of_compilation): Don't call it.
6801 * predict.c (process_note_predictions, process_note_prediction,
6802 note_prediction_to_br_prob): Remove.
6803 * basic-block.c (note_prediction_to_br_prob): Remove prototype.
6804 * stmt.c (return_prediction): Remove.
6805 (expand_value_return): Don't call it. Don't add prediction
6806 notes for return statements.
6807
6808 2004-07-21 Josef Zlomek <zlomekj@suse.cz>
6809
6810 * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
6811 once.
6812
6813 2004-07-21 Paolo Bonzini <bonzini@gnu.org>
6814
6815 * c-common.c (vector_types_convertible_p): Use vector types'
6816 TYPE_SIZE and TREE_TYPE instead of their mode.
6817 * convert.c (convert_to_integer): Likewise.
6818 (convert_to_vector): Likewise.
6819 * fold-const.c (fold_convert): Likewise.
6820 * varasm.c (output_constant): Likewise.
6821 * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
6822 Allow a VECTOR_TYPE initializer to be made of several vectors.
6823 For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
6824 of cleared and need_to_clear, and use fold_convert.
6825 * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
6826 integer vectors.
6827
6828 2004-07-20 Richard Henderson <rth@redhat.com>
6829
6830 * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
6831 (expand_gimple_basic_block): out from here. Renamed from expand_block.
6832
6833 2004-07-20 David S. Miller <davem@nuts.davemloft.net>
6834
6835 * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
6836 enormous cost if not TARGET_HARD_MUL.
6837
6838 2004-07-20 Andrew Pinski <apinski@apple.com>
6839
6840 PR target/16557
6841 * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
6842 (ASM_SPEC): here.
6843
6844 2004-07-21 Paul brook <paul@codesourcery.com>
6845
6846 * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
6847
6848 2004-07-20 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6849
6850 * fold-const.c (operand_equal_p): Temporarily support NULL args.
6851 (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
6852 (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
6853
6854 2004-07-20 Zack Weinberg <zack@codesourcery.com>
6855
6856 * rtl.h (plus_constant): Delete.
6857 (plus_constant_wide): Rename to plus_constant.
6858 (plus_constant_for_output_wide): Delete vestigial prototype.
6859 (GEN_INT): Remove unnecessary cast.
6860 * tree.h (build_int_2, size_int_type): Delete.
6861 (build_int_2_wide): Rename to build_int_2.
6862 (size_int_wide): Rename to size_int_kind.
6863 (size_int_type_wide): Rename to size_int_type.
6864 (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
6865 Remove unnecessary cast.
6866 * tree.c (build_int_2_wide): Rename build_int_2; update comment.
6867 * explow.c (plus_constant_wide): Rename plus_constant; update comment.
6868 * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
6869 (size_int_type_wide): Rename size_int_type.
6870 (int_const_binop): Use size_int_type.
6871 * c-lex.c (interpret_integer): Use build_int_2.
6872 * final.c (split_double): Remove unnecessary casts.
6873 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
6874
6875 2004-07-20 Richard Henderson <rth@redhat.com>
6876
6877 * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
6878 (gimplify_compound_lval): Use is_gimple_tmp_reg.
6879 * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
6880 (is_gimple_tmp_reg): New.
6881 * tree-gimple.h (is_gimple_tmp_reg): Declare.
6882
6883 2004-07-20 Richard Henderson <rth@redhat.com>
6884
6885 * tree-pretty-print.c (dump_generic_node): Dump
6886 CALL_EXPR_HAS_RETURN_SLOT_ADDR.
6887
6888 2004-07-20 Frank Ch. Eigler <fche@redhat.com>
6889
6890 * tree-mudflap.c (mf_set_options_fndecl): New tree.
6891 (mudflap_init): Set it.
6892 (mudflap_register_call): Remove __mf_init call.
6893 (mudflap_finish_file): Emit call to __mf_init here. Emit a call to
6894 to pass "-ignore-reads" option to libmudflap if needed.
6895
6896 2004-07-20 John David Anglin <dava.anglin@nrc-cnrc.gc.ca>
6897
6898 PR c++/14607
6899 * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
6900 (MAKE_DECL_ONE_ONLY): Undefine.
6901 * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
6902 readonly_data, one_only_data_section, forget_section): New prototypes.
6903 * pa.c (pa_init_machine_status, som_text_section_asm_op): New
6904 functions.
6905 (pa_select_section): Add one-only (COMDAT) support.
6906 * pa.h (struct machine_function): Define.
6907 * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
6908 (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
6909 (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
6910 ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
6911 ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
6912 (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
6913 (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
6914 (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
6915 ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
6916 for EXTRA_SECTION_FUNCTIONS.
6917 * doc/install.texi: Update binutils requirements.
6918
6919 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
6920
6921 * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
6922 VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
6923 VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
6924 size_t.
6925 (struct VEC): Use unsigned for num and alloc.
6926 * vec.c (struct vec_prefix): Likewise.
6927 (vec_o_reserve): Adjust.
6928
6929 * dbxout.c (dbxout_type): Fix printf format.
6930
6931 * tree.h (binfo_member): Remove.
6932 * tree.c (binfo_member): Remove.
6933
6934 2004-07-20 Nathan Sidwell <nathan@codesourcery.com>
6935
6936 * tree.h: Include vec.h
6937 (DEF_VEC_P(tree)): New type.
6938 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
6939 (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
6940 (BINFO_LANG_SLOT): Remove.
6941 (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
6942 (struct tree_binfo): Turn base_binfos into a trailing
6943 VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
6944 (binfo_lang_slots): Remove.
6945 * tree.c (binfo_lang_slots): Remove.
6946 (make_tree_binfo_stat): Take a base binfo count, not a
6947 lang slot count. Adjust.
6948 * Makefile.in (TREE_H): Add vec.h
6949 * alias.c (record_component_aliases): Adjust BINFO access.
6950 * dbxout.c (dbxout_type): Likewise.
6951 * dwarf2out.c (gen_member_die): Likewise.
6952 * sdbout.c (sdbout_one_type): Likewise.
6953 * tree-dump.c (deque_and_dump): Likewise.
6954 * config/i386/i386.c (classify_argument,
6955 contains_128bit_aligned_vector_p): Likewise.
6956 * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
6957 * doc/c-tree.texi (Classes): Update BINFO documentation.
6958
6959 2004-07-20 Steven Bosscher <stevenb@suse.de>
6960
6961 * c-common.h (check_case_value): Remove prototype.
6962 (c_add_case_label): Adjust prototype.
6963 * c-common.c (check_case_value): Make static.
6964 (check_case_bounds): New function.
6965 (c_add_case_label): Use it. Take new argument orig_type.
6966 * c-typeck.c (struct c_switch): New orig_type field.
6967 (c_start_case): Set it.
6968 (do_case): Pass it to c_add_case_label.
6969 * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
6970 cases from here. Add the labels in reverse order.
6971 * stmt.c (struct case_node): Adjust comment. Remove balance field.
6972 (add_case_node): Return nothing, don't check for duplicate cases.
6973 Insert new case nodes in a list, not in an AVL tree.
6974 (expand_end_case_type): Don't turn a case tree into a case list.
6975 (case_tree2list): Remove.
6976 * tree.h (add_case_node): Adjust prototype.
6977
6978 2004-07-19 Paolo Bonzini <bonzini@gnu.org>
6979
6980 * genattr.c (struct range, struct function_unit,
6981 write_units, extend_range, init_range): Remove them.
6982 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
6983 Output "#define INSN_SCHEDULING" here.
6984 * genattrtab.c (struct range, struct function_unit_op,
6985 struct function_unit, struct dimension, enum operator,
6986 operate_exp, expand_units, simplify_knowing,
6987 encode_units_mask, simplify_by_exploding,
6988 find_and_mark_used_attributes, unmark_used_attributes,
6989 add_values_to_cover, increment_current_value,
6990 test_for_current_value, simplify_with_current_value,
6991 simplify_with_current_value_aux, gen_unit,
6992 write_unit_name, write_function_unit_info,
6993 write_complex_function, write_toplevel_expr,
6994 find_single_value, extend_range): Remove.
6995 (write_attr_get): Do not handle common_av->value
6996 being an FFS.
6997 (struct attr_desc): Remove func_units_p and blockage_p.
6998 (write_attr_valueq): Do not handle them.
6999 (find_attr): Do not clear them.
7000 (make_internal_attr): Do not initialize them.
7001 (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
7002 * sched-vis.c (init_target_units, insn_print_units,
7003 init_block_visualization, print_block_visualization,
7004 visualize_scheduled_insns, visualize_no_unit,
7005 visualize_stall_cycles, visualize_alloc,
7006 visualize_free, target_units, get_visual_tbl_length,
7007 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
7008 visual_tbl_line_length, visual_tbl, n_vis_no_unit,
7009 MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
7010 * haifa-sched.c (blockage_range, clear_units,
7011 schedule_unit, actual_hazard, potential_hazard,
7012 insn_unit, unit_last_insn, unit_tick,
7013 actual_hazard_this_instance, potential_hazard,
7014 schedule_unit, max_insn_queue_index_value): Remove.
7015 (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
7016 max_insn_queue_index.
7017 * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
7018 * doc/md.texi (Processor pipeline description): Remove
7019 references to old pipeline descriptions.
7020 (Automaton pipeline description): Merge with the above.
7021 (Old pipeline description, Comparison of the two descriptions):
7022 Remove.
7023
7024 * bt-load.c (migrate_btr_def): Remove references to
7025 use_pipeline_interface.
7026 * haifa-sched.c (insn_cost, schedule_insn,
7027 schedule_block, advance_one_cycle, sched_init,
7028 queue_to_ready, sched_finish): Likewise.
7029 * modulo-sched.c (sms_schedule, advance_one_cycle,
7030 ps_has_conflicts): Likewise.
7031 * sched-rgn.c (init_ready): Likewise.
7032 (debug_dependencies): Likewise, and remove an "if (1)".
7033 * target.h (use_dfa_pipeline_interface): Remove.
7034 * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7035 * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7036 * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7037 * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7038 * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7039 * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7040 * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7041 * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7042 * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7043 * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7044 * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7045 * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7046 * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7047 * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7048 * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7049 * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7050 * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7051 * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7052 * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
7053
7054 2004-07-19 Roger Sayle <roger@eyesopen.com>
7055
7056 * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
7057
7058 2004-07-19 Jeff Law <law@redhat.com>
7059
7060 * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
7061 (get_eq_expr_value): Use it. Simplify slightly.
7062
7063 2004-07-19 Maciej W. Rozycki <macro@linux-mips.org>
7064
7065 * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
7066 (umulsidi3_32bit_r4000): Likewise.
7067
7068 2004-07-19 Nathan Sidwell <nathan@codesourcery.com>
7069
7070 * vec.h: Propagate location information properly.
7071 (VEC_T_iterate): Add result pointer parameter.
7072 (VEC_T_space): New.
7073 (VEC_T_reserve): Use it.
7074
7075 2004-07-19 Daniel Jacobowitz <dan@debian.org>
7076
7077 * Makefile.in (c-format.o): Depend on c-format.h.
7078 * c-format.h: New file.
7079 (struct format_char_info): Add CHAIN member.
7080 * c-format.c: Move some types and constants to c-format.h.
7081 (format_type_error): Set to -1.
7082 (struct function_format_info): Use an int for format_type.
7083 (decode_format_type): Return an int. Return format_type_error
7084 on error.
7085 (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
7086 (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
7087 (scan_char_table, time_char_table, monetary_char_table): Initialize
7088 CHAIN to NULL.
7089 (n_format_types): New variable.
7090 (check_format_info_main): Handle CHAIN in format_char_info.
7091 (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
7092 TARGET_N_FORMAT_TYPES.
7093 * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
7094 (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
7095 * config/sol2-c.c: New file.
7096 * config/t-sol2: New file.
7097 * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
7098 * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
7099 TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
7100
7101 * doc/extend.texi (Target Format Checks): New section.
7102 (Function Attributes): Mention it.
7103 * doc/invoke.texi: Mention target format checks.
7104 * doc/sourcebuild.texi: Mention target format checks.
7105 * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
7106 TARGET_FORMAT_TYPES.
7107
7108 2004-07-19 Andreas Krebbel <krebbel1@de.ibm.com>
7109
7110 * config/s390/s390-protos.h (s390_return_address_offset): Prototype
7111 added.
7112 * config/s390/s390.c (regclass_map initializer): Register 35 added to
7113 ADDR_REGS.
7114 (load_multiple_operation, store_multiple_operation): Removed
7115 pointless sanity check.
7116 (s390_decompose_address): Added check for return_address_pointer_rtx.
7117 (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
7118 (s390_return_address_offset): New function.
7119 * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
7120 (FRAME_REGNO_P): Added check for register 35.
7121 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
7122 REG_ALLOC_ORDER): Appended entry for register 35.
7123 (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
7124 (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
7125 (RETURN_ADDRESS_POINTER_REGNUM): New macro.
7126 (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
7127 is eliminable using stack pointer or hard frame pointer.
7128 (REGISTER_NAMES): Added name for register 35.
7129 * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
7130 pointless sanity check.
7131
7132 2004-07-19 Roger Sayle <roger@eyesopen.com>
7133
7134 * fold-const.c (tree_expr_nonzero_p): Add function prototype.
7135 (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
7136 fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
7137 (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
7138 of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
7139 (fold_relational_const): Tidy up handling of floating point
7140 comparisons by calling real_compare. Remove tree_expr_nonzero_p
7141 transformation; fold_relational_const assumes constant operands.
7142
7143 2004-07-19 Gabriel Dos Reis <gdr@integrable-solution.net>
7144
7145 * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
7146 directory.
7147
7148 2004-07-19 Joseph S. Myers <jsm@polyomino.org.uk>
7149
7150 * c-tree.h (struct c_expr): Define.
7151 (C_SET_EXP_ORIGINAL_CODE): Remove.
7152 (parser_build_binary_op, build_compound_expr): Update prototypes.
7153 * c-parse.in (%union): Add exprtype.
7154 (FUNC_NAME): Mark as ttype.
7155 (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
7156 exprtype.
7157 (expr): Update. Define directly in terms of expr_no_commas
7158 instead of using nonnull_exprlist.
7159 (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
7160 offsetof_member_designator, typespec_nonreserved_nonattr, init,
7161 initval, designator, component_declarator,
7162 component_notype_declarator, enumerator, array_declarator,
7163 condition, exexpr, switch_statement, stmt_nocomp, stmt,
7164 nonnull_asm_operands, ivar_declarator, receiver): Update. Don't
7165 set C_EXP_ORIGINAL_CODE. Use TREE_NO_WARNING for assignments
7166 where appropriate.
7167 * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
7168 * c-common.c (c_common_truthvalue_conversion): Don't check
7169 C_EXP_ORIGINAL_CODE.
7170 * c-typeck.c (parser_build_binary_op): Use c_expr structures.
7171 Don't use C_EXP_ORIGINAL_CODE.
7172 (default_conversion, default_function_array_conversion): Don't use
7173 C_EXP_ORIGINAL_CODE. Preserve TREE_NO_WARNING.
7174 (internal_build_compound_expr): Merge into build_compound_expr.
7175 (build_compound_expr): Take two operands instead of a TREE_LIST.
7176 * objc/objc-act.c (get_super_receiver): Update calls to
7177 build_compound_expr.
7178
7179 2004-07-18 Paolo Bonzini <bonzini@gnu.org>
7180
7181 * config/sh/sh.c (sh_use_dfa_interface): Remove.
7182 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
7183 hook_int_void_1.
7184 * config/sh/sh.md: Extract pipeline descriptions
7185 into separate files.
7186 * config/sh/sh1.md: New file, extracted from sh.md.
7187 * config/sh/sh4.md: New file, extracted from sh.md.
7188 * config/sh/shmedia.md: New file, extracted from sh.md
7189 and rewritten using new-style pipeline description.
7190
7191 2004-07-18 Zack Weinberg <zack@codesourcery.com>
7192
7193 * config/pa/pa.md: Delete the two remaining define_peephole
7194 patterns.
7195
7196 2004-07-18 Steven Bosscher <stevenb@suse.de>
7197 Joseph S. Myers <jsm@polyomino.org.uk>
7198
7199 * c-common.c (c_common_truthvalue_conversion): Don't warn if
7200 TREE_NO_WARNING is set.
7201
7202 2004-07-18 Roger Sayle <roger@eyesopen.com>
7203
7204 * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
7205 simplify_builtin_strncmp): Delete.
7206 (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
7207 Change argument to accept an arglist instead of an "exp". Assume
7208 that the return type is always integer_type_node. Copy missing
7209 transformations from their now obsolete simplify_builtin_*
7210 equivalents.
7211 (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
7212 fold_builtin_strcmp and fold_builtin_strncmp.
7213 (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
7214 and fold_builtin_strncmp instead of simplify_builtin_memcmp,
7215 simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
7216
7217 2004-07-18 Daniel Jacobowitz <dan@debian.org>
7218
7219 * Makefile.in (tree-alias-common.o): Update dependencies.
7220
7221 2004-07-17 Sebastian Pop <pop@cri.ensmp.fr>
7222
7223 * cfgloop.c (flow_loop_nested_p): Fix comment.
7224
7225 2004-07-17 Jason Merrill <jason@redhat.com>
7226
7227 PR c++/16115
7228 * stor-layout.c (relayout_decl): New fn.
7229 * tree.h: Declare it.
7230 (DECL_BY_REFERENCE): New macro.
7231
7232 2004-07-17 Eric Botcazou <ebotcazou@act-europe.fr>
7233
7234 * libgcc2.c (__enable_execute_stack): New symbol.
7235 * libgcc-std.ver (GCC_3.4.2): New version. Inherit from GCC_3.4
7236 and declare __enable_execute_stack.
7237 * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
7238 * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
7239 * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
7240 ENABLE_EXECUTE_STACK.
7241 * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
7242 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
7243 * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
7244 ENABLE_EXECUTE_STACK.
7245 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7246 * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
7247 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
7248 * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
7249 ENABLE_EXECUTE_STACK.
7250 * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7251 * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7252 * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7253 * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
7254 * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
7255 on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
7256 (sparc64_initialize_trampoline): Likewise.
7257 * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
7258
7259 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
7260
7261 * langhooks.h (builtin_function): New langhook.
7262 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
7263 (LANG_HOOKS_INITIALIZER): Update.
7264 * tree.h (builtin_function): Remove.
7265 * doc/tm.texi: Update.
7266 * c-tree.h (builtin_function): Declare.
7267 * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
7268 config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
7269 config/ia64/ia64.c, config/iq2000/iq2000.c,
7270 config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
7271 config/stormy16/stormy16.c: All callers of builtin_function
7272 changed.
7273
7274 2004-07-17 Andrew Pinski <pinskia@physics.uc.edu>
7275
7276 PR target/16556
7277 * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
7278 Remove white space after the backslash.
7279
7280 2004-07-17 Eric Botcazou <ebotcazou@libertysurf.fr>
7281
7282 PR rtl-optimization/16294
7283 * resource.c (return_insn_p): New predicate.
7284 (mark_target_live_regs): Use it. Special-case return insns.
7285 (init_resource_info): Use it. Don't scan the epilogue past
7286 a return.
7287
7288 2004-07-17 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7289
7290 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
7291 destroy dominance information.
7292 * passes.c (rest_of_handle_loop2): Free dominance information.
7293 * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
7294 jump threading.
7295 (thread_jumps): Update dominance information and remove unreachable
7296 blocks.
7297 * tree-ssa-phiopt.c (replace_phi_with_stmt): Update dominance
7298 information and remove the unreachable block.
7299
7300 2004-07-17 Graham Stott <graham.stott@btinternet.com>
7301
7302 * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
7303
7304 2004-07-17 Toon Moene <toon@moene.indiv.nluug.nl>
7305
7306 * doc/sourcebuild.texi: Remove libf2c entry.
7307
7308 2004-07-17 Paolo Bonzini <bonzini@gnu.org>
7309
7310 * config/i386/i386.md (movv16qi_internal): Fix typo.
7311
7312 2004-07-17 Steven Bosscher <stevenb@suse.de>
7313
7314 * final.c (final_scan_insn): Fix broken commit from previous
7315 patch.
7316
7317 2004-07-17 Joseph S. Myers <jsm@polyomino.org.uk>
7318
7319 * c-typeck.c (parser_build_binary_op): Condition warnings for
7320 X<=Y<=Z on -Wparentheses instead of -Wextra.
7321 * doc/invoke.texi: Update. Document that most of -Wparentheses is
7322 supported for C only.
7323
7324 2004-07-17 Steven Bosscher <stevenb@suse.de>
7325
7326 * cfgcleanup.c (try_simplify_condjump): Don't remove line
7327 notes to avoid unreachable code warnings.
7328 * toplev.c (backend_init): Don't emit line notes for
7329 unreachable code warnings.
7330
7331 * combine.c (distribute_notes): Don't distribute a
7332 REG_VTABLE_REF note.
7333 * final.c (final_scan_insn): Don't handle it.
7334 * rtl.c (reg_note_name): Remove it.
7335 * rtl.h (enum reg_node): Dito.
7336
7337 * emit-rtl.c (force_line_numbers, restore_line_number_status):
7338 Remove.
7339 * rtl.h (force_line_numbers, restore_line_number_status):
7340 Remove prototypes.
7341
7342 * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
7343 * tree-eh.c (using_eh_for_cleanups_p): ...here. Make static.
7344 (using_eh_for_cleanups): Also moved here.
7345
7346 * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
7347 <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY. Update calls
7348 to expand_start_case and add_case_node.
7349 * stmt.c (struct nesting): Cleanup unused fields condition_code,
7350 last_unconditional_cleanup, nominal_type, printname, and
7351 line_number_status.
7352 (struct fixup_goto): Remove.
7353 (struct stmt_status): Remove x_goto_fixup_chain field.
7354 (goto_fixup_chain): Remove.
7355 (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
7356 pushcase, pushcase_range): Remove.
7357 (expand_start_bindings_and_block): Don't set unused fields in
7358 the nesting stack.
7359 (expand_start_case, add_case_node): Cleanup unused formal arguments.
7360 (expand_end_case_type): Don't simplify the case-list. Use emit_jump
7361 instead of emit_jump_if_reachable.
7362 (emit_case_nodes): Likewise.
7363 * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
7364 static.
7365 (update_eh_label): Work around left-over exception handing regions.
7366 * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
7367 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
7368 (pass_cleanup_cfg_post_optimizing): New pass.
7369 (init_tree_optimization_passes): Run the new pass after all
7370 optimizations.
7371 * tree.h (pushcase, pushcase_range): Remove prototypes.
7372 (expand_start_case, add_case_node): Update prototypes.
7373
7374 2004-07-16 Krister Walfridsson <cato@df.lth.se>
7375
7376 * tree-inline.c (estimate_num_insns_1): Correct increase of count.
7377
7378 2004-07-16 Richard Henderson <rth@redhat.com>
7379
7380 * builtins.c (std_expand_builtin_va_arg): Remove.
7381 (expand_builtin_va_arg): Remove.
7382 * expr.h: Don't declare them.
7383 * gimplify.c (mark_decls_volatile_r): Remove.
7384 (copy_if_shared_r): Don't call it.
7385 * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
7386 * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
7387 * gimple-low.c (lower_stmt): Likewise.
7388 * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
7389 * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
7390 * tree-ssa-operands.c (get_expr_operands): Likewise.
7391 * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
7392 EXPAND_BUILTIN_VA_ARG.
7393 * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
7394 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
7395 config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
7396 config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
7397
7398 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
7399
7400 * tree-ssa-pre.c (insert_aux): Break out if we hit
7401 a critical edge.
7402
7403 2004-07-16 Richard Henderson <rth@redhat.com>
7404
7405 * basic-block.h (remove_fake_exit_edges): Declare.
7406 * cfganal.c (remove_fake_predecessors): Rename from
7407 remove_fake_successors; iterate over predecessors.
7408 (remove_fake_exit_edges): New.
7409 * cfgcleanup.c (try_optimize_cfg): Use it.
7410 * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
7411 * predict.c (estimate_probability): Likewise.
7412 (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
7413 * tree-cfg.c (make_edges): Likewise.
7414 * tree-ssa-pre.c (fini_pre): Likewise.
7415 * profile.c (instrument_edges): Don't remove_fake_edges.
7416 (branch_prob): Do it earlier here.
7417
7418 2004-07-16 Richard Henderson <rth@redhat.com>
7419
7420 * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
7421 switchification wrt CONSTRUCTOR. Document the reason.
7422
7423 2004-07-16 Frank Ch. Eigler <fche@redhat.com>
7424
7425 * tree-mudflap.c (mf_file_function_line_tree): Correct typo
7426 that prevented descriptive __mf_check source location strings.
7427
7428 2004-07-16 Richard Henderson <rth@redhat.com>
7429
7430 * tree-def (WITH_SIZE_EXPR): New.
7431 * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
7432 * expr.c (expand_expr_real_1): Likewise.
7433 * gimplify.c (maybe_with_size_expr): New.
7434 (gimplify_arg, gimplify_modify_expr): Use it.
7435 (gimplify_modify_expr_to_memcpy): Take size parameter.
7436 (gimplify_modify_expr_to_memset): Likewise.
7437 (gimplify_expr): Handle WITH_SIZE_EXPR.
7438 * tree-alias-common.c (find_func_aliases): Likewise.
7439 * tree-eh.c (tree_could_trap_p): Likewise.
7440 (tree_could_throw_p): Likewise.
7441 * tree-gimple.c (is_gimple_lvalue): Likewise.
7442 (get_call_expr_in): Likewise.
7443 * tree-inline.c (estimate_num_insns_1): Likewise.
7444 (expand_calls_inline): Likewise.
7445 * tree-nested.c (convert_call_expr): Likewise.
7446 * tree-pretty-print.c (dump_generic_node): Likewise.
7447 * tree-sra.c (sra_walk_expr): Likewise.
7448 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7449 * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
7450 * tree-ssa-operands.c (get_expr_operands): Likewise.
7451 * tree-tailcall.c (find_tail_calls): Likewise.
7452
7453 * calls.c (expand_call): Reset old_stack_allocated after
7454 calling emit_stack_restore.
7455
7456 2004-07-16 Richard Henderson <rth@redhat.com>
7457
7458 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
7459 lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
7460 * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
7461 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7462 copy_res_decl_for_inlining.
7463
7464 * tree-inline.c (declare_return_variable): New modify_dest argument.
7465 Use it as the return value, when possible or manditory. Handle
7466 TREE_ADDRESSABLE types.
7467 (expand_call_inline): Extract MODIFY_EXPR lhs for call. Simplify
7468 replacement of CALL_EXPR.
7469
7470 2004-07-16 Richard Henderson <rth@redhat.com>
7471
7472 * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
7473 * gimple-low.c (expand_var_p): Don't check it.
7474 * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
7475 * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
7476 * tree-ssa-operands.c (add_stmt_operand): Likewise.
7477 * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
7478 (find_referenced_vars): Don't call them.
7479 * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
7480
7481 2004-07-16 Richard Henderson <rth@redhat.com>
7482
7483 * function.c (pass_by_reference): True for all variable sized types.
7484
7485 2004-07-16 Sebastian Pop <pop@cri.ensmp.fr>
7486
7487 * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
7488 * tree-pretty-print.c: Include tree-chrec.h.
7489 (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
7490 and POLYNOMIAL_CHREC nodes.
7491
7492 2004-07-16 Steve Ellcey <sje@cup.hp.com>
7493
7494 * builtins.c (expand_builtin_stpcpy): Do not create temporary
7495 reg with VOIDmode.
7496
7497 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
7498
7499 * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
7500
7501 2004-07-16 Andreas Krebbel <krebbel1@de.ibm.com>
7502
7503 * config/s390/s390.md: Changed every occurence of BASE_REGISTER
7504 to BASE_REGNUM.
7505 * config/s390/s390.c: Likewise.
7506 * config/s390/s390.h: Likewise.
7507
7508 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7509
7510 * config/mips/mips.md (addsi3, adddi3): Remove special handling
7511 of $sp adds. Remove REGNO checks from mips16 patterns.
7512
7513 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7514
7515 * config/mips/mips.md: Delete outdated comment.
7516
7517 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7518
7519 * config/mips/mips.c (get_float_compare_codes): Delete.
7520 (mips_emit_compare): New function, mostly extracted from
7521 get_float_compare_codes and gen_conditional_branch.
7522 (gen_conditional_branch, gen_conditional_move): Use it.
7523
7524 2004-07-16 Segher Boessenkool <segher@kernel.crashing.org>
7525
7526 * genautomata.c (add_vect): Speedup by using integers as
7527 bit-vectors for walking through the comb_vect and finding
7528 a match.
7529
7530 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7531
7532 * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
7533 operand is an uns_arith_operand; use subtraction otherwise.
7534 * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
7535 not just arith_operands.
7536
7537 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7538
7539 * config/mips/mips-protos.h (gen_int_relational): Delete.
7540 (mips_emit_scc): Declare.
7541 * config/mips/mips.c (internal_test): Delete.
7542 (sle_operand, sleu_operand): New functions.
7543 (map_test_to_internal_test, gen_int_relational): Delete.
7544 (mips_emit_binary, mips_relational_operand_ok_p)
7545 (mips_emit_int_relational, mips_zero_if_equal)
7546 (mips_emit_scc): New functions.
7547 (gen_conditional_branch): Rework to use mips_emit_int_relational.
7548 * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
7549 sleu_operand.
7550 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
7551 (sltu, sleu): Use mips_emit_scc.
7552 (*sge_[sd]i, *sgeu_[sd]i): New patterns.
7553 (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
7554 (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
7555
7556 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7557
7558 * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
7559
7560 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7561
7562 * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
7563 (*sne_[sd]i): Likewise sne_[sd]i_zero.
7564 (*sgt_[sd]i): ...and sgt_[sd]i.
7565 (*slt_[sd]i): ...and slt_[sd]i.
7566 (*sgtu_[sd]i): ...and sgtu_[sd]i.
7567 (*sltu_[sd]i): ...and sltu_[sd]i.
7568 (*sleu_[sd]i): ...and sleu_[sd]i_const.
7569 Name previously unnamed mips16 patterns. Formatting fixes.
7570
7571 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7572
7573 * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
7574 (branch_type): Delete.
7575 (gen_conditional_branch, gen_conditional_move)
7576 (mips_gen_conditional_trap): Update after name change. Get the
7577 comparison mode from cmp_operands[0].
7578 * config/mips/mips.h (cmp_type, branch_type): Delete.
7579 (cmp_operands): Renamed from branch_cmp.
7580 * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
7581 name change. Don't set branch_type.
7582 (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
7583 mode class of cmp_operands[0] rather than branch_type. Update after
7584 name change.
7585
7586 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7587
7588 * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
7589 of 0...255 to 0 when inside a SET.
7590
7591 2004-07-16 Richard Sandiford <rsandifo@redhat.com>
7592
7593 * config/mips/mips.md: Remove mips16 define_peepholes.
7594
7595 2004-07-16 Daniel Berlin <dberlin@dberlin.org>
7596
7597 * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
7598 (fini_pre): Remove fake edges.
7599
7600 2004-07-15 Richard Henderson <rth@redhat.com>
7601
7602 * tree-ssa-operands.c (get_expr_operands): Use a switch. Split out...
7603 (get_indirect_ref_operands, get_call_expr_operands): ... these.
7604
7605 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
7606
7607 * vec.h (VEC_address): New function.
7608
7609 2004-07-14 Jason Merrill <jason@redhat.com>
7610
7611 PR middle-end/15885
7612 * gimplify.c (gimplify_arg): New fn, split out from...
7613 (gimplify_call_expr): Here. Special-case BUILT_IN_VA_START.
7614
7615 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
7616
7617 * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
7618 generate code which is generated by pushqi1 now
7619 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
7620
7621 2004-07-15 Roman Zippel <zippel@linux-m68k.org>
7622
7623 * combine.c (simplify_set): match the mode of the constant 0 with
7624 the tested operand to match the compare behaviour and the
7625 simplify_relational_operation() expectation.
7626
7627 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
7628
7629 * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
7630 ("bordered"): Same.
7631
7632 2004-07-15 Aldy Hernandez <aldyh@redhat.com>
7633
7634 * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
7635 unconditionally.
7636 * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
7637
7638 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
7639
7640 * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
7641 calls in mips16 code.
7642
7643 2004-07-15 Richard Sandiford <rsandifo@redhat.com>
7644
7645 * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
7646 the destination of the li as well as for the neg.
7647
7648 2004-07-15 Frank Ch. Eigler <fche@redhat.com>
7649
7650 g++/15861
7651 * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
7652 * cgraph.h: Update declaration.
7653 * c-decl.c (build_cdtor): Update call with default priority.
7654 * coverage.c (create_coverage): Ditto.
7655 * tree-mudflap.c (mf_init_fndecl): New tree.
7656 (mudflap_init): Set it.
7657 (mudflap_register_call): Arrange to call __mf_init before the first
7658 __mf_register call.
7659 (mudflap_finish_file): Mark the mudflap static initializer as extra
7660 high priority, to beat all C++ static constructors.
7661
7662 2004-07-15 Jeff Law <law@redhat.com>
7663
7664 * loop.c (check_insn_for_givs): Restore check for code labels that was
7665 accidentally deleted by a recent checkin.
7666
7667 2004-07-15 Nathan Sidwell <nathan@codesourcery.com>
7668
7669 * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
7670 (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
7671
7672 2004-07-14 Richard Henderson <rth@redhat.com>
7673
7674 * print-tree.c (print_node): Fix casts last change.
7675
7676 2004-07-15 Paul Brook <paul@codesourcery.com>
7677
7678 * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
7679 to TARGET_UNWIND_INFO.
7680 * except.c (output_function_exception_table): Ditto.
7681 * except.h: Ditto.
7682 * opts.c (decode_options): Ditto.
7683 * passes.c (rest_of_handle_final): Ditto.
7684 * final.c (final_start_function): Ditto.
7685 (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
7686 target hook.
7687 * targhooks.h (default_unwind_emit): Declare.
7688 * targhooks.c (default_unwind_emit): New function.
7689 * target-def.h: Define and use TARGET_UNWIND_EMIT.
7690 * target.h (struct gcc_target): Add unwind_emit.
7691 * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
7692 * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
7693 Remove IA64_UNWIND_EMIT.
7694 * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
7695
7696 2004-07-14 Richard Henderson <rth@redhat.com>
7697
7698 * print-tree.c (print_node): Handle SSA_NAME.
7699
7700 2004-07-14 James E Wilson <wilson@specifixinc.com>
7701
7702 PR target/16325
7703 * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
7704 and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
7705
7706 2004-07-15 Jakub Jelinek <jakub@redhat.com>
7707
7708 * expr.c (expand_assignment): Reenable bitfield += optimizations.
7709 Use alias set 0 for memory, do proper mode calculations and adjust
7710 address for memories.
7711
7712 2004-07-14 Per Bothner <per@bothner.com>
7713
7714 * input.h: If USE_MAPPED_LOCATION, define separate expanded_location
7715 structure with extra column field.
7716 * tree.c (expand_location): Also fill in column field.
7717 * gengtype-lex.l: Ignore expanded_location typedef, sinze gengtype
7718 gets confused by the two conditionally-compiled definitions.
7719
7720 2004-07-14 Eric Christopher <echristo@redhat.com>
7721
7722 * calls.c (expand_call): Fix typo in comment.
7723
7724 2004-07-14 Steve Ellcey <sje@cup.hp.com>
7725
7726 * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
7727 comparision of TFmode.
7728
7729 2004-07-14 Richard Henderson <rth@redhat.com>
7730
7731 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
7732 (alpha_gimplify_va_arg): ... handling here. Use pass_by_reference.
7733 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
7734 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7735 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
7736 * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
7737 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
7738 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
7739 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
7740
7741 2004-07-14 Mike Stump <mrs@apple.com>
7742
7743 * config/darwin.h (WINT_TYPE): Define to be int to match
7744 system header files.
7745
7746 2004-07-14 Bob Wilson <bob.wilson@acm.org>
7747
7748 * config/xtensa/xtensa.c (function_arg_advance): Check for args
7749 that must be passed in the stack.
7750 (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
7751 arguments if the size is not a constant.
7752
7753 2004-07-14 Per Bothner <per@bothner.com>
7754
7755 * c-typeck.c (emit_side_effect_warnings): Use EXPR_HAS_LOCATION
7756 instead of EXPR_LOCUS in a boolean context, which is always true
7757 if --enable-mapped-location.
7758 * stmt.c (warn_if_unused_value): Likewise. Also use EXPR_LOCATION.
7759
7760 2004-07-14 Richard Henderson <rth@redhat.com>
7761
7762 * dominance.c (struct dom_info): Add fake_exit_edge.
7763 (init_dom_info): Allocate it.
7764 (free_dom_info): Free it.
7765 (calc_dfs_tree): Set it. Handle noreturn and infinite loops
7766 in two passes.
7767 (calc_idoms): Honor fake_exit_edge.
7768
7769 2004-07-13 Jason Merrill <jason@redhat.com>
7770
7771 * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
7772 (rhs_test_for): New fn.
7773 (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
7774 * tree-gimple.h: Declare them.
7775 * gimplify.c (gimplify_modify_expr): Use the new fns.
7776
7777 2004-07-14 Richard Henderson <rth@redhat.com>
7778
7779 * config/arm/arm-protos.h (arm_va_arg): Remove.
7780 * config/arm/arm.c (arm_va_arg): Remove.
7781 (arm_init_expanders): Fix alignment of arg_pointer_rtx.
7782 * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
7783
7784 2004-07-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7785
7786 * pa.c (fix_range): New function to mark a range(s) of registers as
7787 fixed registers.
7788 (override_options): Call fix_range if the -mfixed-range option string
7789 is not empty.
7790 * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
7791 * doc/invoke.texi (-mfixed-range): Document new option.
7792
7793 2004-07-14 David Edelsohn <edelsohn@gnu.org>
7794
7795 * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
7796 for TARGET_64BIT.
7797 (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
7798
7799 2004-07-14 Roger Sayle <roger@eyesopen.com>
7800
7801 * expmed.c (expand_sdiv_pow2): New function to expand signed division
7802 by a positive power of two, split out from expand_divmod. Provide
7803 an alternate implementation when shifts are expensive. Lower the
7804 threshold for using a branchless implementation to BRANCH_COST >= 2.
7805 (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
7806
7807 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
7808
7809 * tree-dfa.c (make_rename_temp): *Really* work just
7810 like create_tmp_var if called while outside SSA form.
7811
7812 2004-07-14 Ulrich Weigand <uweigand@de.ibm.com>
7813
7814 * config/s390/s390.md ("udivsi3"): Ensure trap is generated
7815 for division by zero.
7816 ("umodsi3"): Likewise.
7817
7818 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
7819
7820 * config/mips/mips.c (mips_output_move): When generating mips16 code,
7821 force loads of negative constants to be split.
7822 * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
7823 Generalize SImode li/neg splitter to cope with other modes.
7824
7825 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
7826
7827 * expmed.c: Remove more references to QUEUED in the comments.
7828 * expr.c: Likewise.
7829
7830 2004-07-14 Richard Sandiford <rsandifo@redhat.com>
7831
7832 Revert:
7833 2004-07-13 Richard Henderson <rth@redhat.com>
7834 * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
7835 correctly.
7836
7837 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
7838
7839 * tree-dfa.c (make_rename_temp): Work just like
7840 create_tmp_var if called while outside SSA form.
7841
7842 2004-07-14 Paolo Bonzini <bonzini@gnu.org>
7843
7844 * expr.c (enqueue_insn, finish_expr_for_function,
7845 protect_from_queue, queued_subexp_p, mark_queue,
7846 emit_insns_enqueued_after_mark, emit_queue,
7847 expand_increment): Remove.
7848 (store_constructor): Expand increment as an assignment.
7849 (expand_expr_real_1 <case PREINCREMENT_EXPR,
7850 case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
7851 case POSTDECREMENT_EXPR>): Abort.
7852 * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
7853 QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
7854 protect_from_queue, emit_queue, queued_subexp_p): Remove.
7855 * function.h (pending_chain, x_pending_chain): Remove.
7856 * rtl.def (QUEUED): Remove.
7857
7858 * emit-rtl.c (copy_insn_1, copy_most_rtx,
7859 set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
7860 * genattrtab.c (attr_copy_rtx, clear_struct_flag,
7861 encode_units_mask): Likewise.
7862 * local-alloc.c (equiv_init_varies_p): Likewise.
7863 * rtl.c (copy_rtx): Likewise.
7864 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
7865 * simplify-rtx.c (simplify_gen_subreg): Likewise.
7866 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
7867
7868 * builtins.c (expand_builtin, expand_builtin_apply,
7869 expand_builtin_mathfn, expand_builtin_mathfn_2,
7870 expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
7871 Remove calls to emit_queue and protect_from_queue.
7872 * calls.c (expand_call, precompute_arguments,
7873 precompute_register_parameters, rtx_for_function_call,
7874 store_one_arg): Likewise.
7875 * dojump.c (do_compare_and_jump, do_jump): Likewise.
7876 * explow.c (memory_address): Likewise.
7877 * expmed.c (clear_by_pieces_1, clear_storage,
7878 clear_storage_via_libcall, emit_group_load,
7879 emit_group_store, emit_store_flag,
7880 expand_expr_real_1, store_by_pieces,
7881 store_constructor, store_expr, try_casesi,
7882 try_tablejump): Likewise.
7883 * function.c (expand_pending_sizes): Likewise.
7884 * optabs.c (emit_cmp_and_jump_insns,
7885 emit_conditional_add, emit_conditional_move,
7886 expand_fix, expand_float, prepare_cmp_insn): Likewise.
7887 * stmt.c (emit_case_bit_tests,
7888 expand_asm_expr, expand_computed_goto,
7889 expand_decl_init, expand_end_case_type,
7890 expand_end_stmt_expr, expand_expr_stmt_value,
7891 expand_return, expand_start_case,
7892 optimize_tail_recursion): Likewise.
7893 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
7894 * config/s390/s390.c (s390_expand_cmpmem): Likewise.
7895
7896 2004-07-14 Ben Elliston <bje@au.ibm.com>
7897
7898 * vec.h: Comment fix.
7899
7900 2004-07-13 Richard Henderson <rth@redhat.com>
7901
7902 * target.h (struct gcc_target): Add calls.pass_by_reference.
7903 * target-def.h (TARGET_PASS_BY_REFERENCE): New.
7904 * function.c (pass_by_reference): Use the hook.
7905 * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
7906 * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
7907 (hook_pass_by_reference_must_pass_in_stack): New.
7908 * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
7909 (alpha_pass_by_reference): New.
7910 (TARGET_PASS_BY_REFERENCE): New.
7911 * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7912 * config/arc/arc.c (arc_pass_by_reference): New.
7913 (TARGET_PASS_BY_REFERENCE): New.
7914 * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7915 (FUNCTION_ARG_CALLEE_COPIES): True.
7916 * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
7917 * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
7918 (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
7919 * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7920 * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7921 * config/cris/cris.c (cris_pass_by_reference): New.
7922 (TARGET_PASS_BY_REFERENCE): New.
7923 * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
7924 (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
7925 (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7926 * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
7927 * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7928 * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
7929 * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
7930 (frv_function_arg_pass_by_reference): Remove.
7931 * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7932 * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
7933 * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
7934 (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
7935 * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7936 * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
7937 * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
7938 (ia64_pass_by_reference): Rename from
7939 ia64_function_arg_pass_by_reference.
7940 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7941 * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7942 * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
7943 * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
7944 (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
7945 * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7946 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
7947 * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
7948 * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
7949 (m32r_pass_by_reference): Adjust prototype. Make static.
7950 Handle mode sizes correctly.
7951 * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7952 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
7953 (m68hc11_function_arg_pass_by_reference): Remove.
7954 * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7955 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
7956 * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
7957 * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7958 * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
7959 * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
7960 (mips_va_arg): Use pass_by_reference.
7961 (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
7962 Handle mode sizes correctly.
7963 * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7964 (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
7965 * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
7966 * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
7967 (mmix_pass_by_reference): Rename from
7968 mmix_function_arg_pass_by_reference.
7969 * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7970 (FUNCTION_ARG_CALLEE_COPIES): True.
7971 * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
7972 (mn10300_pass_by_reference): New.
7973 * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7974 (FUNCTION_ARG_CALLEE_COPIES): True.
7975 * config/pa/pa.c (pa_pass_by_reference): New.
7976 (TARGET_PASS_BY_REFERENCE): New.
7977 * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7978 (FUNCTION_ARG_CALLEE_COPIES): True.
7979 * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
7980 * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
7981 (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
7982 * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7983 * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
7984 * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
7985 (s390_pass_by_reference): Rename from
7986 s390_function_arg_pass_by_reference.
7987 (s390_function_arg_advance): Don't query pass-by-ref.
7988 (s390_function_arg): Likewise.
7989 (s390_gimplify_va_arg): Use pass_by_reference.
7990 (s390_call_saved_register_used): Likewise.
7991 * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7992 * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
7993 (shcompact_byref, sh_pass_by_reference): New.
7994 * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
7995 (SHCOMPACT_BYREF): Remove.
7996 * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
7997 * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
7998 (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
7999 (sparc_gimplify_va_arg): Use pass_by_reference.
8000 * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8001 * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8002 * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
8003 (v850_pass_by_reference): New.
8004 * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8005 (FUNCTION_ARG_CALLEE_COPIES): True.
8006 * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
8007 FUNCTION_ARG_PASS_BY_REFERENCE docs.
8008
8009 2004-07-14 Richard Henderson <rth@redhat.com>
8010 Richard Sandiford <rsandifo@redhat.com>
8011
8012 * config/mips/mips-protos.h (mips_va_arg): Delete.
8013 * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
8014 * config/mips/mips.c: Include tree-gimple.h.
8015 (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
8016 (mips_arg_info): Remove special handling of must_pass_in_stck args.
8017 (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
8018 (function_arg_pass_by_reference): Return true if must_pass_in_stack.
8019
8020 2004-07-13 Bob Wilson <bob.wilson@acm.org>
8021
8022 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
8023 arguments for COND_EXPR in big-endian adjustment code.
8024
8025 2004-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8026
8027 * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
8028 * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
8029 * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
8030 * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
8031
8032 2004-07-13 Diego Novillo <dnovillo@redhat.com>
8033
8034 PR tree-optimization/16443
8035 * tree-ssa-alias.c: Add more description for
8036 CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
8037 * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
8038 clobbering of call-clobbered and addressable variables. If
8039 there are any before aliases have been computed, add them.
8040
8041 2004-07-13 Diego Novillo <dnovillo@redhat.com>
8042
8043 * tree-optimize.c (execute_todo): Flush DUMP_FILE before
8044 verification.
8045
8046 2004-07-13 Ulrich Weigand <uweigand@de.ibm.com>
8047
8048 * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
8049 of build_int_2. Convert both operands of PLUS_EXPR and MULT_EXPR
8050 to the same type.
8051
8052 2004-07-13 Per Bothner <per@bothner.com>
8053
8054 * collect2.c (main): Handle --no-demangle and --demangle flags.
8055
8056 2004-07-13 Sebastian Pop <pop@cri.ensmp.fr>
8057
8058 * Makefile.in (OBJS-common): Add tree-data-ref.o.
8059 (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
8060 (tree-data-ref.o): New rule.
8061 * lambda.h: New file.
8062 * tree-data-ref.c: New file.
8063 * tree-data-ref.h: New file.
8064 * tree.c (int_cst_value, tree_fold_gcd): New functions.
8065 * tree.h (int_cst_value, tree_fold_gcd): Declared here.
8066
8067 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8068
8069 PR target/13926
8070 * config/sparc/sparc-protos.h (output_ubranch): New prototype.
8071 * config/sparc/sparc.c (output_ubranch): New function.
8072 * config/sparc/sparc.md (jump pattern): Use it.
8073
8074 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8075
8076 PR target/16494
8077 * config/sparc/sparc.c (output_cbranch): Properly guard
8078 the code handling far branches with TARGET_V9.
8079 * config/sparc/sparc.md (length attribute): Document the
8080 side-effect of having a length greater or equal to 3.
8081
8082 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8083 Lloyd Parkes <lloyd@must-have-coffee.gen.nz>
8084
8085 PR target/15186
8086 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
8087 /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
8088
8089 2004-07-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8090 Martin Sebor <sebor@roguewave.com>
8091
8092 PR target/12602
8093 * doc/invoke.texi (SPARC options): Document -threads
8094 and -pthreads on Solaris.
8095
8096 2004-07-13 Richard Henderson <rth@redhat.com>
8097
8098 * builtins.c (std_gimplify_va_arg_expr): Handle types passed
8099 by reference.
8100 (ind_gimplify_va_arg_expr): Remove.
8101 * tree.h (ind_gimplify_va_arg_expr): Remove.
8102 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
8103 * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
8104 argsp to be null.
8105
8106 * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
8107 (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
8108 * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
8109 config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
8110 config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
8111
8112 2004-07-13 Richard Henderson <rth@redhat.com>
8113
8114 * function.c (pass_by_reference): New.
8115 (assign_parm_find_data_types): Use it.
8116 * calls.c (initialize_argument_information): Likewise.
8117 (emit_library_call_value_1): Likewise.
8118 * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
8119 * function.h (pass_by_reference): Declare.
8120
8121 2004-07-13 Richard Henderson <rth@redhat.com>
8122
8123 * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
8124 * target.h (struct gcc_target): Add calls.must_pass_in_stack.
8125 * expr.h (MUST_PASS_IN_STACK): Remove.
8126 * system.h (MUST_PASS_IN_STACK): Poison.
8127 * tree.h (must_pass_in_stack_var_size): Declare.
8128 (must_pass_in_stack_var_size_or_pad): Declare.
8129 * calls.c (must_pass_in_stack_var_size): New.
8130 (must_pass_in_stack_var_size_or_pad): Rename from
8131 default_must_pass_in_stack.
8132 * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
8133 (TARGET_MUST_PASS_IN_STACK): New.
8134 * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
8135 * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
8136 (TARGET_MUST_PASS_IN_STACK): New.
8137 * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
8138 * config/frv/frv.c (frv_must_pass_in_stack): New.
8139 (TARGET_MUST_PASS_IN_STACK): New.
8140 * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
8141 * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
8142 * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
8143 (ix86_must_pass_in_stack): Make static.
8144 * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
8145 * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
8146 * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
8147 * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
8148 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
8149 * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
8150 * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
8151 (mcore_must_pass_on_stack): Remove.
8152 * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
8153 * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
8154 * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
8155 * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
8156 * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
8157 * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
8158 * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
8159 * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
8160 (TARGET_MUST_PASS_IN_STACK): New.
8161 * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
8162 * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
8163 * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
8164 * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
8165 * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
8166 * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
8167 * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
8168 MUST_PASS_IN_STACK.
8169
8170 * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
8171 config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
8172 config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
8173 config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
8174 config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
8175 config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
8176 config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
8177 config/xtensa/xtensa.c: Use target hook.
8178
8179 2004-07-13 Anthony Heading <aheading@jpmorgan.com>
8180
8181 * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
8182 * configure: Rebuilt.
8183
8184 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
8185
8186 * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
8187 * config/mips/mips.h (mips_reg_names): Don't declare.
8188 (MASK_NAME_REGS): Delete. Shuffle other MASK_* values down.
8189 (TARGET_NAME_REGS): Delete.
8190 (TARGET_SWITCHES): Remove -mrnames.
8191 (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
8192 (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
8193 in REGISTER_NAMES.
8194 * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
8195 (override_options): Remove handling of TARGET_NAME_REGS.
8196
8197 2004-07-13 Richard Sandiford <rsandifo@redhat.com>
8198
8199 * config/mips/mips.h (TARGET_*): Boolify.
8200
8201 2004-07-12 Nick Clifton <nickc@redhat.com>
8202
8203 * config.gcc: Add sh-*-symbianelf target.
8204 * config/sh/sh.c: Add new target macros:
8205 TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
8206 TARGET_CXX_IMPORT_EXPORT_CLASS.
8207 (sh_file_start): Create a definition of the .directive section.
8208 (sh_attribute): Add dllimport and dllexport attributes.
8209 * config/sh/symbian-pre.h: New file.
8210 * config/sh/symbian-post.h: New file.
8211 * config/sh/symbian.c: New file. Contains Symbian specific
8212 functions.
8213 * config/sh/sh-protos.h: Add prototypes for new functions
8214 provided by symbian.c.
8215 * config/sh/t-symbian: New file.
8216 * doc/extend.texi: Document support for dllimport and dllexport
8217 attributes by the sh-symbianelf target.
8218
8219 2004-07-12 James E Wilson <wilson@specifixinc.com>
8220
8221 * Makefile.in (AR): Use @AR@ not ar.
8222 (NM): New.
8223 (AR_FOR_TARGET): Use $(AR) not ar for native.
8224 (NM_FOR_TARGET): Use $(NM) not nm for native.
8225 * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
8226 * configure: Regenerate.
8227
8228 2004-07-12 David S. Miller <davem@nuts.davemloft.net>
8229
8230 * config/sparc/sparc.md (ashlsi3): Eliminate const 1
8231 special case.
8232 (ashldi3_sp64): Likewise.
8233
8234 2004-07-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8235
8236 PR target/16477
8237 * pa.c (function_arg): Update comment.
8238 * pa.h (BLOCK_REG_PADDING): Define.
8239
8240 2004-07-12 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8241
8242 PR tree-optimization/16461
8243 * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
8244 arguments of phi nodes.
8245
8246 2004-07-12 Devang Patel <dpatel@apple.com>
8247
8248 * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
8249
8250 2004-07-12 Steve Ellcey <sje@cup.hp.com>
8251
8252 * function.c (expand_function_start): Ensure r_save is in Pmode.
8253 * calls.c (prepare_call_address): Ensure static_chain_value is
8254 in Pmode.
8255 * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
8256 r_save_area are in Pmode.
8257 * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
8258 fnaddr, and static_chain are in Pmode.
8259
8260 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
8261
8262 PR target/16445
8263 * config/ia64/ia64.c (bundling): Don't count ignored insns.
8264
8265 2004-07-12 Richard Henderson <rth@redhat.com>
8266
8267 * target.h (struct gcc_target): Move gimplify_va_arg_expr
8268 next to build_builtin_va_list.
8269 * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
8270 * builtins.c (gimplify_va_arg_expr): Likewise.
8271 * gimplify.c (copy_if_shared_r): Likewise.
8272
8273 2004-07-12 Alexandre Oliva <aoliva@redhat.com>
8274
8275 * passes.c (rest_of_decl_compilation): Don't defer call of
8276 assemble_variable if its DECL_RTL is already set.
8277
8278 2004-07-12 Sebastian Pop <pop@cri.ensmp.fr>
8279
8280 * cfgloop.h (struct loop): Add nb_iterations field.
8281 (current_loops): Declare.
8282 * tree-chrec.c (chrec_not_analyzed_yet,
8283 chrec_dont_know, chrec_known, count_ev_in_wider_type,
8284 chrec_contains_symbols_defined_in_loop): Remove the temporary
8285 hooks.
8286 * tree-flow-inline.h (loop_containing_stmt): New function.
8287 * tree-scalar-evolution.c: Add implementation.
8288 * tree-scalar-evolution.h: Add declarations.
8289
8290 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
8291
8292 PR rtl-optimization/15921
8293 * Makefile.in (global.o): Add recog.h.
8294
8295 * global.c (recog.h): Add the include-clause.
8296 (bb_info): New member earlyclobber.
8297 (allocate_bb_info, free_bb_info): Initialize/finish the new
8298 member.
8299 (earlyclobber_regclass, earlyclobber_regclass_length): The new
8300 global variables.
8301 (check_earlyclobber, regclass_intersect,
8302 mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
8303 New functions.
8304 (calculate_local_reg_bb_info): Calculate value of earlyclobber.
8305 (make_accurate_live_analysis): Modify pavin.
8306
8307 2004-07-12 Diego Novillo <dnovillo@redhat.com>
8308
8309 * tree-cfg.c (find_taken_edge): Statically compute the truth
8310 value of a predicate comparing an SSA_NAME to itself.
8311
8312 2004-07-12 Roger Sayle <roger@eyesopen.com>
8313
8314 * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
8315 rs6000 doesn't have shift-and-add or shift-and-sub instructions
8316 by returning the cost of a multiplication plus an addition.
8317
8318 2004-07-12 Paolo Bonzini <bonzini@gnu.org>
8319
8320 PR tree-optimization/14107
8321 * gimplify.c (gimplify_return_expr): Accept a
8322 RETURN_EXPR with an error argument.
8323 * tree-optimize.c (init_tree_optimization_passes):
8324 Run pass_warn_function_return at -O0.
8325
8326 2004-07-12 Roger Sayle <roger@eyesopen.com>
8327
8328 * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
8329 index entry.
8330
8331 2004-07-12 Richard Sandiford <rsandifo@redhat.com>
8332
8333 * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
8334 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
8335 * config/mips/3000.md: Add copyright notice. Remove automota and
8336 function units; use generic ones instead. Only define reservations
8337 for things that are different from generic.md. Extend each clause
8338 to include r3900.
8339 * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
8340 * config/mips/mips.md: Include them. Remove define_function_units.
8341 (alu, imuldiv): New automata and units.
8342
8343 2004-07-12 Ben Elliston <bje@au.ibm.com>
8344
8345 * doc/invoke.texi (Optimize Options): Document -frename-registers
8346 not being enabled by default at -O3.
8347
8348 2004-07-11 Roger Sayle <roger@eyesopen.com>
8349
8350 * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
8351 floating point additions, to keep real immediate constant positive.
8352 <MINUS_EXPR>: For floating point subtractions, only transform X - -C
8353 into X + C, and leave positive real constants as X - C.
8354
8355 2004-07-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8356
8357 * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
8358
8359 2004-07-11 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8360
8361 PR tree-optimization/15654
8362 * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
8363
8364 2004-07-11 Roger Sayle <roger@eyesopen.com>
8365
8366 * builtins.c (fold_builtin_fputs): Don't bother converting the
8367 return type to integer_type_node, as we've already checked that
8368 the result will be ignored.
8369
8370 * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
8371 that signed addition, subtraction, multiplication, division,
8372 remainder, negation and absolute value may potentially trap.
8373
8374 * fold-const.c (fold_ignored_result): New function to strip
8375 non-side-effecting tree nodes from an expression whose result
8376 is ignored.
8377 (fold_convert): Call fold_ignored_result when casting a value
8378 to VOID_TYPE.
8379 (omit_one_operand): Call fold_ignored_result on the "omitted"
8380 operand when building a COMPOUND_EXPR.
8381 (pedantic_omit_one_operand): Likewise.
8382 * tree.h (fold_ignored_result): Prototype here.
8383 * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
8384 when we're going to ignore the result.
8385
8386 2004-07-11 Richard Henderson <rth@redhat.com>
8387
8388 PR tree-opt/16383
8389 * tree-ssa-ccp.c (fold_stmt_r): Split out...
8390 * tree.c (fields_compatible_p, find_compatible_field): ... new.
8391 * tree.h (fields_compatible_p, find_compatible_field): Declare.
8392 * tree-sra.c (sra_hash_tree): Hash fields by offset.
8393 (sra_elt_eq): Use fields_compatible_p.
8394 (generate_one_element_ref): Use find_compatible_field.
8395
8396 2004-07-11 Richard Henderson <rth@redhat.com>
8397
8398 PR tree-opt/16422
8399 * tree-sra.c (generate_one_element_init): New.
8400 (generate_element_init): Use it.
8401 (scalarize_init): Push/pop gimplify context around it.
8402 (find_new_referenced_vars_1, find_new_referenced_vars): New.
8403 * gimplify.c (gimplify_expr): Allow SSA_NAME.
8404
8405 2004-07-11 Roger Sayle <roger@eyesopen.com>
8406
8407 * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
8408 combine.c's combine_insn_cost.
8409 * rtl.h (insn_rtx_cost): Prototype here.
8410 * combine.c (combine_insn_cost): Delete function.
8411 (combine_validate_cost): Update callers of combine_insn_cost to
8412 call insn_rtx_cost instead.
8413 (combine_instructions): Likewise. Use NONJUMP_INSN_P to avoid
8414 requesting the rtx_cost of call and/or jump instructions.
8415
8416 * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
8417 rtx_cost directly. Don't request/use the cost of call or jump
8418 instructions. Return -1 if the cost of any instruction can't be
8419 determined (or the BB contains a function call).
8420 (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
8421 -1 (i.e. can't determine the cost of any instruction or the basic
8422 block contains a subroutine call).
8423 (find_if_case_2): Likewise.
8424
8425 2004-07-11 Roger Sayle <roger@eyesopen.com>
8426
8427 * rs6000.c (struct processor_costs): Change semantics of fields to
8428 include the COST_N_INSNS scaling, and update all initializers.
8429 (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
8430 Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
8431 Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP. When
8432 optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
8433
8434 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8435
8436 * LANGUAGES: Remove obsolete information.
8437
8438 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8439
8440 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
8441 SIGBUS signal frames, the PSW address points *to* the faulting
8442 instruction, not after it.
8443
8444 2004-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8445
8446 * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
8447 added to TLS symbol addresses.
8448
8449 2004-07-11 Richard Henderson <rth@redhat.com>
8450
8451 * expmed.c (init_expmed): Use stack-local structures for
8452 temporary rtl. Don't recognize shifts.
8453
8454 2004-07-11 Richard Henderson <rth@redhat.com>
8455
8456 * expr.c (store_expr): Don't fiddle subreg promotion for types
8457 with precision smaller than the mode.
8458
8459 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8460
8461 * tree.h (all_types_permanent): Remove.
8462
8463 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8464
8465 * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
8466 maybe_build_cleanup, update_decl_after_saving): Remove hooks.
8467 * langhooks.c (lhd_clear_binding_stack): Remove.
8468 * langhooks-def.h (lhd_clear_binding_stack,
8469 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
8470 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
8471 LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
8472 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
8473 (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
8474 * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
8475 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
8476 LANG_HOOKS_MAYBE_BUILD_CLEANUP,
8477 LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
8478 * tree.h (poplevel): Don't declare.
8479 * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
8480 LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
8481 * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
8482 LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
8483 Remove.
8484
8485 2004-07-11 Joseph S. Myers <jsm@polyomino.org.uk>
8486
8487 PR tree-optimization/16437
8488 * c-common.c (shorten_compare): Don't mark result of conversion to
8489 narrower signed type as overflowing.
8490 * fold-const.c (decode_field_reference): Determine whether
8491 signedness comes from outer type using precision rather than size.
8492
8493 2004-07-11 Phil Edwards <phil@codesourcery.com>
8494
8495 * configure.ac: Alphabetize --enable-checking list, add
8496 missing valgrind entry.
8497 * configure: Regenerate.
8498
8499 2004-07-11 Phil Edwards <phil@codesourcery.com>
8500
8501 * doc/install.texi (Testing): Fix syntax in "make check" example.
8502
8503 2004-07-10 James E Wilson <wilson@specifixinc.com>
8504
8505 * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
8506
8507 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8508
8509 PR rtl-optimization/16001
8510 * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
8511 niter_expr.
8512
8513 2004-07-10 Geoffrey Keating <geoffk@apple.com>
8514
8515 * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
8516
8517 2004-07-10 Steve Kargl <sgk@troutmask.apl.washington.edu>
8518 James Morrison <phython@gcc.gnu.org>
8519
8520 * doc/contrib.texi (Contributors): Add gfortran contributors and
8521 fix a couple of typos.
8522
8523 2004-07-10 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8524
8525 PR rtl-optimization/15387
8526 * calls.c (check_sibcall_argument_overlap_1): Handle pointers
8527 to incoming args space correctly.
8528
8529 2004-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8530
8531 * pa.c (output_indirect_call): Only use %r2 as the link register in
8532 indirect calls with the long PA 2.0 pc-relative branch.
8533
8534 2004-07-10 Daniel Jacobowitz <dan@debian.org>
8535
8536 * config/i386/i386.c (override_options): Pick a 64-bit CPU
8537 for the default tuning if TARGET_64BIT.
8538
8539 2004-07-10 Richard Henderson <rth@redhat.com>
8540
8541 * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
8542 to HOST_WIDE_INT. Fold pad-args-down arithmetic.
8543
8544 2004-07-10 Jakub Jelinek <jakub@redhat.com>
8545
8546 * expr.h (store_bit_field, extract_bit_field): Remove last argument.
8547 * expmed.c (store_bit_field, extract_bit_field): Remove last
8548 argument.
8549 * builtins.c (expand_builtin_signbit): Adjust callers.
8550 * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
8551 * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
8552 * ifcvt.c (noce_emit_move_insn): Likewise.
8553 * stmt.c (expand_return): Likewise.
8554 * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
8555 store_field, expand_expr_real_1): Likewise.
8556
8557 2004-07-10 Richard Henderson <rth@redhat.com>
8558
8559 * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
8560
8561 2004-07-09 Mike Stump <mrs@apple.com>
8562
8563 * config/darwin.c (no_dead_strip): Add.
8564 (HAVE_DEAD_STRIP): Add.
8565 (darwin_emit_unwind_label): Ensure that we don't dead code strip
8566 the .eh label.
8567
8568 2004-07-09 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8569
8570 * tree-ssa-loop-im.c: New file.
8571 * Makefile.in (tree-ssa-loop-im.o): Add.
8572 * cfgloop.c (superloop_at_depth): New function.
8573 * cfgloop.h (superloop_at_depth): Declare.
8574 * common.opt (ftree-lim): New flag.
8575 * expr.c (array_ref_up_bound): New function.
8576 * params.def (PARAM_LIM_EXPENSIVE): New parameter.
8577 * timevar.def (TV_LIM): New timevar.
8578 * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
8579 computing immediate uses of a phi node.
8580 * tree-flow.h (struct tree_ann_common_d): Add aux field.
8581 (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
8582 * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
8583 * tree-pass.h (pass_lim): Declare.
8584 * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
8585 functions.
8586 (pass_lim): New pass structure.
8587 * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
8588 * tree.c (in_array_bounds_p): New function.
8589 * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
8590 (in_array_bounds_p, array_ref_up_bound): Declare.
8591 * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
8592 * doc/passes.texi (tree-ssa-loop-im.c): Document.
8593
8594 2004-07-09 Richard Henderson <rth@redhat.com>
8595
8596 * builtins.c (expand_builtin_stpcpy): Don't modify len.
8597
8598 * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
8599 with prejudice.
8600
8601 2004-07-10 Kelley Cook <kcook@gcc.gnu.org>
8602
8603 * flags.h: Delete redundant prototypes that are being generated
8604 in options.h from common.opt.
8605 * common.opt: Add in the expository comments formerly in flags.h.
8606
8607 2004-07-09 Jan Beulich <jbeulich@novell.com>
8608
8609 * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
8610 available for use only when TARGET_MMX/_SSE is set, and check for
8611 variable argument function if any register count is non-zero.
8612 (function_arg): Correctly suppress repeated warnings for passing SSE
8613 vectors are arguments without SSE enabled.
8614 (ix86_function_arg_boundary): Without SSE enabled, the use of what
8615 would be SSE register modes does no longer influence the alignment.
8616
8617 2004-07-09 Richard Henderson <rth@redhat.com>
8618
8619 * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
8620 Always align upward to arg boundary. Use size_in_bytes/round_up.
8621 Maintain type-correctness of constants.
8622 * stor-layout.c (round_up, round_down): Special-case powers of 2.
8623
8624 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
8625
8626 * config/sparc/sparc.c (*_costs): Scale instruction costs
8627 by COSTS_N_INSNS.
8628 (sparc_rtx_costs): Adjust as appropriate.
8629
8630 2004-07-09 Jan Beulich <jbeulich@novell.com>
8631
8632 * config/i386/mm3dnow.h: New.
8633 * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
8634
8635 2004-07-09 Richard Henderson <rth@redhat.com>
8636
8637 * simplify-rtx.c (simplify_const_relational_operation): Only
8638 look at bounds of scalar integers.
8639
8640 2004-07-09 Jan Beulich <jbeulich@novell.com>
8641
8642 * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
8643
8644 2004-07-09 Andrew Pinski <apinski@apple.com>
8645
8646 * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
8647 always referenced.
8648 (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
8649 UOBJC_METACLASS_decl.
8650
8651 2004-07-09 James E Wilson <wilson@specifixinc.com>
8652
8653 PR target/16364
8654 * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
8655 do return a parallel if hfa_mode == XFmode and mode == TImode.
8656
8657 2004-07-09 Jan Beulich <jbeulich@novell.com>
8658
8659 * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
8660 permissible for unary plus.
8661
8662 2004-07-09 Jan Beulich <jbeulich@novell.com>
8663
8664 * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
8665 (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
8666 (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
8667 (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
8668 BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
8669 * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
8670 BUILTIN_POPCOUNTxxx): Arguments are unsigned.
8671 (BUILTIN_xxxIMAX): New.
8672 * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
8673 BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
8674 BUILT_IN_PARITYIMAX.
8675
8676 2004-07-09 David S. Miller <davem@nuts.davemloft.net>
8677
8678 * config/sparc/sparc.h (processor_costs): Define.
8679 (sparc_costs): Declare.
8680 * config/sparc/sparc.c (cypress_costs, supersparc_costs,
8681 hypersparc_costs, sparclet_costs, ultrasparc_costs,
8682 ultrasparc3_costs): New.
8683 (sparc_override_options): Set sparc_costs as appropriate.
8684 (sparc_rtx_costs): Use sparc_costs instead of messy
8685 conditionals.
8686
8687 2004-07-09 Steven Bosscher <stevenb@suse.de>
8688
8689 * doc/md.texi (Processor pipeline description): Mention that
8690 the old pipeline description is deprecated.
8691
8692 * config/rs6000/7450.md (automaton ppc7450): Split up, move
8693 mciu_7450 function unit to...
8694 (automaton ppc7450mciu): ...new automaton.
8695
8696 * haifa-sched.c (insert_schedule_bubbles_p): Remove.
8697 (schedule_block): Don't consider inserting bubbles.
8698 (sched_init): Don't initialize DFA bubbles.
8699 * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
8700 TARGET_SCHED_DFA_BUBBLE): Remove.
8701 * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
8702 * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
8703 TARGET_SCHED_DFA_BUBBLE): Remove documentation.
8704
8705 * stmt.c (conditional_context): Remove prototype.
8706 * tree.h (conditional_context): Remove.
8707 * tree-cfg.c (pre_insert_on_edge): Remove.
8708
8709 * c-common.h (c_expand_asm_operands): Remove prototype.
8710 * c-typeck.c (c_expand_asm_operands): Remove.
8711
8712 2004-07-09 Jan Beulich <jbeulich@novell.com>
8713
8714 * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
8715 their base modes. CTImode, TCmode, and XCmode must be passed in memory.
8716 TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
8717 and V8QI are class SSE. All sufficiently small remaining vector modes
8718 must be passed in one or two integer registers.
8719 (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
8720 returned in memory.
8721 (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
8722 __builtin_ia32_pmuludq128 have non-uniform argument and return types
8723 and must thus be handled explicitly.
8724 * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
8725 MMX and XMM regs.
8726 (movv8qi_internal, movv4hi_internal, movv2si_internal,
8727 movv2sf_internal): Permit moving between MMX and XMM registers (since
8728 MMX areguments and return values are passed in XMM registers).
8729 (sse2_umulsidi3): Correct type and mode.
8730
8731 2004-07-09 Richard Henderson <rth@redhat.com>
8732
8733 * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
8734
8735 2004-07-09 Eric Christopher <echristo@redhat.com>
8736
8737 * config/rs6000/40x.md: Split into two automatons.
8738
8739 2004-07-09 Zack Weinberg <zack@codesourcery.com>
8740 Andrew Pinski <apinski@apple.com>
8741
8742 * c-opts.c (c_common_post_options): Force unit-at-a-time mode
8743 on when we have more than one input file.
8744 (c_common_parse_file): Restore loop over all input files.
8745 Clarify diagnostic for -dy when YYDEBUG wasn't defined.
8746
8747 * c-decl.c (set_type_context): New function.
8748 (pop_scope): Use it to set context of types. When we
8749 encounter a TYPE_DECL, set the context of the attached type too.
8750 (pop_file_scope): Don't call cpp_undef_all here.
8751 (diagnose_mismatched_decls): Do not complain about a second
8752 definition of an 'extern inline' function if it's not in the
8753 same translation unit. Do not complain about inline
8754 declaration after use if the use was in a different
8755 translation unit.
8756 (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
8757 (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
8758 the external scope.
8759 (pushdecl_top_level): Likewise.
8760 (grokdeclarator): Clarify what is going on with setting
8761 DECL_EXTERNAL on function types, a little.
8762 (c_write_global_declarations): Don't do anything if
8763 -fsyntax-only or errors have been encountered.
8764
8765 2004-07-09 Zack Weinberg <zack@codesourcery.com>
8766
8767 * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
8768
8769 2004-07-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8770
8771 PR target/16459
8772 * pa.c (output_indirect_call): Use %r2 as the link register when
8773 calling $$dyncall with a pc-relative branch.
8774
8775 2004-07-08 Gerald Pfeifer <gerald@pfeifer.com>
8776
8777 * doc/install.texi (Binaries): Mention OpenPKG.
8778
8779 2004-07-09 Diego Novillo <dnovillo@redhat.com>
8780
8781 Fix PR tree-optimization/15555
8782 * tree-dfa.c (dump_variable): If the variable is a pointer
8783 SSA_NAME, also dump its points-to information.
8784 * tree-flow.h (struct ptr_info_def): Add field
8785 is_dereferenced.
8786 (dump_points_to_info_for): Declare.
8787 (debug_points_to_info_for): Declare.
8788 * tree-optimize.c (init_tree_optimization_passes): Add a
8789 second alias analysis pass after DOM2.
8790 Move pass_del_pta to a later spot.
8791 * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
8792 create a name tags when we find a dereferenced pointer. Just
8793 mark the pointer dereferenced.
8794 (collect_points_to_info_for): Move code to clear points-to
8795 information to create_name_tags.
8796 (create_name_tags): New function.
8797 (compute_flow_sensitive_aliasing): Call it.
8798 (setup_pointers_and_addressables): Mark type tags for renaming
8799 here instead of ...
8800 (create_memory_tag): ... here.
8801 (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
8802 (dump_points_to_info_for): Declare extern.
8803 (debug_points_to_info_for): New function.
8804
8805 2004-07-09 Paolo Bonzini <bonzini@gnu.org>
8806
8807 * config/arc/arc.md: Switch to DFA-based scheduler description.
8808 * config/arc/arc.c: Switch to DFA-based scheduler description.
8809
8810 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
8811
8812 * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
8813 pointer.
8814
8815 2004-07-09 Richard Henderson <rth@redhat.com>
8816
8817 * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
8818 * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
8819 (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
8820 * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
8821
8822 * config/v850/v850-protos.h (v850_va_arg): Remove.
8823 * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
8824 (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
8825 * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
8826 (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
8827 (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
8828
8829 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
8830
8831 PR target/12133
8832 * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
8833 and DImode to use +/-4k offset.
8834
8835 2004-07-09 Richard Henderson <rth@redhat.com>
8836
8837 * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
8838 Remove.
8839 * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
8840 (xstormy16_gimplify_va_arg_expr): Rewrite from
8841 xstormy16_expand_builtin_va_arg.
8842 * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
8843
8844 * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
8845 * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
8846
8847 * config/sh/sh-protos.h (sh_va_arg): Remove.
8848 * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
8849 (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
8850 * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
8851
8852 * config/pa/pa-protos.h (hppa_va_arg): Remove.
8853 * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
8854 (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
8855 * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
8856
8857 * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
8858 * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
8859 (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
8860 * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
8861
8862 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8863
8864 * config/sparc/sparc.md (return): Rewrite length formula.
8865 * config/sparc/sparc.c (output_return): Pass 1 as 5th
8866 argument to final_scan_insn when in a delay slot.
8867 (output_sibcall): Likewise.
8868
8869 2004-07-09 Richard Earnshaw <rearnsha@arm.com>
8870
8871 * arm.c (arm_cpp_interwork): New variable.
8872 (arm_override_options): Set it if TARGET_INTERWORK was on the command
8873 line.
8874 * arm.h (arm_cpp_interwork): Declare it.
8875 (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
8876 __THUMB_INTERWORK__ in the preprocessor.
8877
8878 2004-07-09 Nathan Sidwell <nathan@codesourcery.com>
8879
8880 * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
8881
8882 2004-07-09 Eric Botcazou <ebotcazou@libertysurf.fr>
8883
8884 PR target/16416
8885 * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
8886 Override default settings to account for -m32 and -m64.
8887
8888 2004-07-08 Randolph Chung <tausq@debian.org>
8889
8890 * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
8891
8892 2004-07-09 Alexandre Oliva <aoliva@redhat.com>
8893
8894 * builtins.c (fold_builtin_strncpy): Make sure len is a constant
8895 before comparing it as such.
8896
8897 2004-07-08 Richard Henderson <rth@redhat.com>
8898
8899 * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
8900 temporary. Use bit arithmetic to align.
8901
8902 2004-07-08 Jerry Quinn <jlquinn@optonline.net>
8903
8904 * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
8905 nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
8906 NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
8907 * bb-reorder.c (mark_bb_for_unlikely_executed_section,
8908 add_labels_and_missing_jumps, find_jump_block,
8909 fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
8910 Likewise.
8911 * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
8912 link_btr_uses, move_btr_def): Likewise.
8913 * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
8914 expand_builtin_expect_jump): Likewise.
8915 * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
8916 * calls.c (expand_call, emit_library_call_value_1): Likewise.
8917 * cfganal.c (forwarder_block_p): Likewise.
8918 * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
8919 make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
8920 find_bb_boundaries): Likewise.
8921 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
8922 merge_blocks_move_predecessor_nojumps,
8923 merge_blocks_move_successor_nojumps, insns_match_p,
8924 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8925 try_optimize_cfg): Likewise.
8926 * cfgexpand.c (expand_block, construct_exit_block): Likewise.
8927 * cfglayout.c (skip_insns_after_block, label_for_bb,
8928 record_effective_endpoints, insn_locators_initialize,
8929 fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
8930 * cfgmainloop.c (create_loop_notes): Likewise.
8931 * cfgrtl.c (delete_insn, delete_insn_chain,
8932 create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
8933 update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
8934 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
8935 redirect_branch_edge, force_nonfallthru_and_redirect,
8936 rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
8937 rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
8938 update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
8939 purge_dead_edges, cfg_layout_redirect_edge_and_branch,
8940 cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
8941 cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
8942 need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
8943 * combine.c (combine_instructions, can_combine_p, try_combine,
8944 find_split_point, record_dead_and_set_regs, reg_dead_at_p,
8945 distribute_notes, distribute_links, insn_cuid): Likewise.
8946 * cse.c (fold_rtx, cse_insn, cse_around_loop,
8947 invalidate_skipped_block, cse_set_around_loop,
8948 cse_end_of_basic_block, cse_main, cse_basic_block,
8949 cse_condition_code_reg): Likewise.
8950 * cselib.c (cselib_process_insn): Likewise.
8951 * ddg.c (create_ddg): Likewise.
8952 * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
8953 Likewise.
8954 * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
8955 gen_label_die, dwarf2out_var_location): Likewise.
8956 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
8957 next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
8958 last_call_insn, active_insn_p, next_label, prev_label,
8959 link_cc0_insns, next_cc0_user, try_split, add_insn_after,
8960 add_insn_before, remove_insn, add_function_usage_to,
8961 reorder_insns, find_line_note, remove_unnecessary_notes,
8962 emit_insn_after_1, classify_insn): Likewise.
8963 * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
8964 connect_post_landing_pads, sjlj_mark_call_sites,
8965 sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
8966 can_throw_internal, can_throw_external, set_nothrow_function_flags,
8967 convert_to_eh_region_ranges): Likewise.
8968 * explow.c (optimize_save_area_alloca): Likewise.
8969 * expr.c (expand_expr_real): Likewise.
8970 * final.c (insn_current_reference_address, compute_alignments,
8971 shorten_branches, final, scan_ahead_for_unlikely_executed_note,
8972 final_scan_insn, output_asm_label, leaf_function_p): Likewise.
8973 * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
8974 propagate_block_delete_insn, propagate_one_insn,
8975 init_propagate_block_info, propagate_block, libcall_dead_p,
8976 mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
8977 Likewise.
8978 * function.c (instantiate_virtual_regs, reorder_blocks_1,
8979 expand_function_start, expand_function_end, contains,
8980 thread_prologue_and_epilogue_insns,
8981 reposition_prologue_and_epilogue_notes): Likewise.
8982 * gcse.c (constprop_register, bypass_conditional_jumps,
8983 insert_insn_end_bb, gcse_after_reload): Likewise.
8984 * genemit.c (gen_expand, gen_split): Likewise.
8985 * genpeep.c (gen_peephole, main): Likewise.
8986 * global.c (build_insn_chain): Likewise.
8987 * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
8988 * haifa-sched.c (unlink_other_notes, unlink_line_notes,
8989 get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
8990 restore_line_notes, rm_redundant_line_notes, rm_other_notes,
8991 ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
8992 * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
8993 cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
8994 merge_if_block, block_jumps_and_fallthru_p, find_if_block,
8995 dead_or_predicable): Likewise.
8996 * integrate.c (try_constants): Likewise.
8997 * jump.c (rebuild_jump_labels, cleanup_barriers,
8998 purge_line_number_notes, init_label_info, mark_all_labels,
8999 squeeze_notes, get_label_before, get_label_after,
9000 reversed_comparison_code_parts, simplejump_p, pc_set,
9001 returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
9002 delete_barrier, delete_prior_computation, delete_computation,
9003 delete_related_insns, delete_for_peephole, redirect_jump):
9004 Likewise.
9005 * lcm.c (optimize_mode_switching): Likewise.
9006 * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
9007 Likewise.
9008 * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
9009 * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
9010 * loop-iv.c (simplify_using_assignment): Likewise.
9011 * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
9012 libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
9013 find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
9014 loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
9015 check_insn_for_givs, check_final_value, update_giv_derive,
9016 basic_induction_var, product_cheap_p, check_dbra_loop,
9017 loop_insn_first_p, last_use_this_basic_block,
9018 canonicalize_condition, get_condition, loop_regs_scan, load_mems,
9019 try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
9020 * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
9021 sms_schedule_by_order): Likewise.
9022 * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
9023 * postreload.c (reload_cse_simplify_operands, reload_combine,
9024 reload_cse_move2add): Likewise.
9025 * predict.c (can_predict_insn_p, estimate_probability,
9026 expected_value_to_br_prob, process_note_predictions): Likewise.
9027 * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
9028 * profile.c (branch_prob): Likewise.
9029 * ra-build.c (live_out_1, livethrough_conflicts_bb,
9030 detect_webs_set_in_cond_jump): Likewise.
9031 * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
9032 ra_print_rtl_with_bb): Likewise.
9033 * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
9034 * recog.c (next_insn_tests_no_inequality, find_single_use,
9035 split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
9036 * reg-stack.c (next_flags_user, record_label_references,
9037 emit_swap_insn, swap_rtx_condition, subst_stack_regs,
9038 compensate_edge, convert_regs_1): Likewise.
9039 * regclass.c (scan_one_insn): Likewise.
9040 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
9041 regmove_optimize, fixup_match_1, single_set_for_csa,
9042 combine_stack_adjustments_for_block): Likewise.
9043 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
9044 * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
9045 find_equiv_reg): Likewise.
9046 * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
9047 reload_as_needed, emit_input_reload_insns, do_output_reload,
9048 delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
9049 Likewise.
9050 * reorg.c (find_end_label, emit_delay_sequence,
9051 delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
9052 get_jump_flags, rare_destination, mostly_true_jump,
9053 try_merge_delay_insns, redundant_insn, own_thread_p,
9054 fill_simple_delay_slots, fill_slots_from_thread,
9055 fill_eager_delay_slots, relax_delay_slots, make_return_insns,
9056 dbr_schedule): Likewise.
9057 * resource.c (find_basic_block, next_insn_no_annul,
9058 find_dead_or_set_registers, mark_target_live_regs): Likewise.
9059 * rtl.h (RTX_PREV): Likewise.
9060 * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
9061 no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
9062 reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
9063 find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
9064 tablejump_p, computed_jump_p, insns_safe_to_move_p,
9065 find_first_parameter_load, can_hoist_insn_p): Likewise.
9066 * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
9067 sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
9068 * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
9069 schedule_ebbs): Likewise.
9070 * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
9071 is_conditionally_protected, can_schedule_ready_p,
9072 add_branch_dependences, debug_dependencies): Likewise.
9073 * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
9074 Likewise.
9075 * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
9076 reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
9077 set_dominates_use, ujump_to_loop_cont): Likewise.
9078 * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
9079 * varasm.c (output_constant_pool_1): Likewise.
9080
9081 2004-07-08 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
9082
9083 * tree-scalar-evolution.c: New file.
9084 * tree-scalar-evolution.h: New file.
9085 * tree-ssa-loop-niter.c: New file.
9086 * Makefile.in (SCEV_H): New.
9087 (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
9088 * cfgloop.h (struct loop): Add bounds field.
9089 * tree-flow.h (struct tree_niter_desc): New type.
9090 (number_of_iterations_cond, number_of_iterations_exit,
9091 loop_niter_by_eval, find_loop_niter_by_eval,
9092 estimate_numbers_of_iterations, can_count_iv_in_wider_type,
9093 free_numbers_of_iterations_estimates): Declare.
9094 * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
9095 * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
9096 * doc/invoke.texi (max-iterations-to-track): Document.
9097
9098 2004-07-08 Kaz Kojima <kkojima@gcc.gnu.org>
9099
9100 * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
9101 * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
9102 (MODE_AFTER): Add cast appropriately.
9103 * config/sh/sh.md (movdi splitter): Likewise.
9104 (casesi_worker_2): Add const qualifier appropriately.
9105 (eh_return): Remove unused variable.
9106 (insv): Initialize v;
9107
9108 2004-07-08 Richard Henderson <rth@redhat.com>
9109
9110 * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
9111 * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9112 (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
9113 * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
9114 (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
9115
9116 * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
9117 * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9118 (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
9119 * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
9120
9121 * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
9122 * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9123 (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
9124 * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
9125
9126 * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
9127 * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9128 (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
9129 * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
9130
9131 * config/i860/i860-protos.h (i860_va_arg): Remove.
9132 * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9133 (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
9134 * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
9135
9136 2004-05-31 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
9137
9138 * system.h: Prototype getpagesize if missing.
9139 * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
9140 * configure: Regenerate.
9141 * config.in: Regenerate.
9142
9143 2004-07-08 Richard Henderson <rth@redhat.com>
9144
9145 * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
9146 * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9147 (fr30_gimplify_va_arg_expr): New.
9148 (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
9149 * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
9150
9151 2004-07-08 Vladimir Makarov <vmakarov@redhat.com>
9152
9153 PR target/16414
9154 * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
9155 of asm_noperands result.
9156
9157 2004-07-08 Richard Henderson <rth@redhat.com>
9158
9159 * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
9160 * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9161 (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
9162 * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
9163
9164 2004-07-08 Richard Henderson <rth@redhat.com>
9165
9166 * builtins.c (ind_gimplify_va_arg_expr): New.
9167 * tree.h (ind_gimplify_va_arg_expr): Declare.
9168 * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
9169
9170 2004-07-08 Jan Beulich <jbeulich@novell.com>
9171
9172 * expmed.c (extract_bit_field): Correct condition to use vec_extract
9173 patterns also on vector elements other than the first one.
9174 * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
9175 break statements.
9176
9177 2004-07-08 Geoffrey Keating <geoffk@apple.com>
9178
9179 * config/rs6000/darwin-ldouble.c: Correct reference
9180 to the Linnainmaa paper.
9181
9182 2004-07-08 Richard Henderson <rth@redhat.com>
9183
9184 * config/arc/arc-protos.h (arc_va_arg): Remove.
9185 * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9186 (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
9187 * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
9188
9189 * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
9190 * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
9191 (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
9192 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
9193
9194 2004-07-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9195
9196 * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
9197
9198 2004-07-08 Zack Weinberg <zack@codesourcery.com>
9199
9200 * c-decl.c (static_ctors, static_dtors): Make static.
9201 (pop_file_scope): Call c_common_write_pch and
9202 cgraph_finalize_compilation_unit here.
9203 (build_cdtor): Moved here from c-objc-common.c; simplify.
9204 (c_write_global_declarations_1): Clarify comment.
9205 (c_write_global_declarations): Close the external scope before
9206 doing anything else. Call build_cdtor, cgraph_optimize, and
9207 mudflap_finish_file here.
9208 * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
9209 Clarify comment.
9210 * c-objc-common.c: No need to include cgraph.h.
9211 (build_cdtor): Moved to c-decl.c.
9212 (c_objc_common_finish_file): Delete.
9213 * c-tree.h: Update to match.
9214 * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
9215 (generate_static_references): Set TREE_USED before calling finish_decl.
9216 Eliminate unnecessary dummy declaration. Call rest_of_decl_compilation
9217 on the static_instances_decl.
9218
9219 2004-07-08 Zack Weinberg <zack@codesourcery.com>
9220
9221 * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
9222 decls when there is only one input translation unit.
9223 * langhooks.c (lhd_set_decl_assembler_name): Partially revert
9224 change of 2004-07-05; do not treat declarations with
9225 DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
9226 * opts.c (cur_in_fname): Delete.
9227 * opts.h: Likewise.
9228 * tree.c: Revert changes of 2004-07-05; no special treatment
9229 for TRANSLATION_UNIT_DECLs.
9230 * Makefile.in (tree.o): Update dependencies.
9231
9232 2004-07-08 Roger Sayle <roger@eyesopen.com>
9233
9234 * builtins.c (fold_builtin_strcpy): Merge functionality from
9235 simplify_builtin_strcpy. Add additional len argument. No longer
9236 static. Remove function prototype.
9237 (fold_builtin_strncpy): Likewise integrate functionality from
9238 simplify_builtin_strncpy. Add additional slen argument. No
9239 longer static. Remove function prototype.
9240 (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
9241 (simplify_builtin_fputs): Rename to fold_builtin_fputs. Change
9242 types of "ignore" and "unlocked" parameters to bool.
9243 (fold_builtin_1): Add additional ignore argument. Call renamed
9244 fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
9245 builtins. Update arguments to fold_builtin_strncpy and
9246 fold_builtin_strcpy. Add function prototype.
9247 (fold_builtin): Add additional Boolean ignore argument to pass
9248 to fold_builtin_1.
9249 (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
9250 and fold_builtin_strncpy instead of simplify_builtin_fputs,
9251 simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
9252
9253 * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
9254 simplify_builtin_strncpy): Delete function prototypes.
9255 * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
9256 fold_builtin_strncpy): Add function prototypes here.
9257 (fold_builtin): Update function prototype with new "bool ignore".
9258
9259 * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
9260 (ccp_fold_builtin): Update call to fold_builtin. Call
9261 fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
9262 instead of simplify_builtin_fputs, simplify_builtin_strcpy and
9263 simplify_builtin_strncpy respectively.
9264 * fold-const.c (fold): Update call to fold_builtin.
9265
9266 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
9267
9268 * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
9269 to strcpy.
9270
9271 * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
9272 (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
9273 (FUNCTION_ARG_CALLEE_COPIES): Likewise.
9274 * calls.c: Remove ifdefs of macros above.
9275 * functions.c: Likewise.
9276 * expr.c: Likewise.
9277
9278 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9279
9280 * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
9281 (arch attribute): Delete.
9282 (current_function_calls_alloca attribute): Rename into calls_alloca.
9283 (calls_eh_return): New attribute.
9284 (leaf_function): Likewise.
9285 (length attribute): Fix formula for sibcalls.
9286 (return insn): Correctly compute the 'length' attribute.
9287 (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
9288
9289 2004-07-08 Richard Henderson <rth@redhat.com>
9290
9291 * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
9292 (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
9293 (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
9294 * tree-eh.c (lower_eh_constructs_1): Likewise.
9295 * tree-sra.c (sra_walk_modify_expr): Likewise.
9296 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
9297 (eliminate_unnecessary_stmts): Likewise.
9298 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
9299 * tree-tailcall.c (optimize_tail_call): Likewise.
9300 * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
9301
9302 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
9303 Jakub Jelinek <jakub@redhat.com>
9304
9305 * config/i386/i386.c (override_options): Enable
9306 SSE prefetches with -mtune, as long as we are
9307 compiling for i686 or higher. All i686 processors
9308 accept SSE prefetches as NOPS, some i586's don't.
9309
9310 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9311
9312 PR target/10567
9313 * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
9314
9315 2004-07-08 Diego Novillo <dnovillo@redhat.com>
9316
9317 * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
9318 the handling of clobbering ASM_EXPRs.
9319
9320 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9321
9322 PR target/16430
9323 * config/sparc/sparc.c (function_value): In 64-bit mode,
9324 return the aggregates larger than 16 bytes like unions.
9325
9326 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9327
9328 PR target/16199
9329 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
9330 'temp' is zero, generate new pseudos as needed and emit the
9331 sequence of insns in single-assignment form. Resync comments
9332 with code.
9333 (sparc_emit_set_const64): Pass zero as 'temp' argument to above
9334 function before reload.
9335
9336 2004-07-08 Nathan Sidwell <nathan@codesourcery.com>
9337
9338 * vec.c (vec_assert_fail): Remove duplicate 'function'.
9339
9340 * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
9341
9342 * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
9343 Allocation is signed.
9344 (VEC_reserve): Return flag, allocation is signed.
9345
9346 2004-07-08 Richard Henderson <rth@redhat.com>
9347
9348 * tree-ssa-ccp.c (fold_stmt): Get type directly from
9349 OBJ_TYPE_REF_OBJECT.
9350
9351 2004-07-08 Joseph S. Myers <jsm@polyomino.org.uk>
9352 Neil Booth <neil@daikokuya.co.uk>
9353
9354 PR c/2511
9355 PR c/3325
9356 * c-decl.c (finish_struct): Ensure bit-fields are given the
9357 correct type.
9358 * c-common.c (c_common_signed_or_unsigned_type): For C, require
9359 the precision to match as well as the mode.
9360 * expr.c (reduce_to_bit_field_precision): New function.
9361 (expand_expr_real_1): Reduce expressions of bit-field type to
9362 proper precision.
9363 * langhooks.h (reduce_bit_field_operations): New hook.
9364 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
9365 Define.
9366 * c-lang.c, objc/objc-lang.c
9367 (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
9368 * objc/objc-act.c (check_ivars): Convert types to bit-field types
9369 before checking.
9370 * tree.c (build_nonstandard_integer_type): New function.
9371 * tree.h (build_nonstandard_integer_type): New prototype.
9372 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
9373 conversions between integer and boolean types as useless.
9374
9375 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
9376
9377 * c-common.c (c_common_nodes_and_builtins): Do not
9378 create __builtin_ptrdiff_t and __builtin_size_t.
9379
9380 2004-07-08 Andrew Pinski <apinski@apple.com>
9381
9382 * Makefile.in (libbackend.o): Add -combine to the gcc
9383 command line.
9384
9385 2004-07-08 Nick Clifton <nickc@redhat.com>
9386
9387 * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
9388 Set to -Os.
9389
9390 2004-07-08 Richard Henderson <rth@redhat.com>
9391
9392 * except.c (expand_eh_region_start, expand_eh_region_end,
9393 expand_eh_handler, expand_eh_region_end_cleanup,
9394 expand_start_all_catch, expand_start_catch, expand_end_catch,
9395 expand_end_all_catch, expand_eh_region_end_allowed,
9396 expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
9397 expand_eh_region_end_fixup): Remove.
9398 * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
9399 cleanups, outer_cleanups, label_chain, exception_region.
9400 (struct goto_fixup): Remove stack_level, cleanup_list_list.
9401 (struct label_chain): Remove.
9402 (struct stmt_status): Remove x_stack_block_stack.
9403 (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
9404 fixup_gotos, save_stack_pointer, expand_decl_cleanup,
9405 expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
9406 end_cleanup_deferral, last_cleanup_this_contour,
9407 containing_blocks_have_cleanups_or_stack_level,
9408 any_pending_cleanups): Remove.
9409 (expand_null_return_1): Take no arguments.
9410 (expand_label, expand_naked_return, expand_return,
9411 expand_start_bindings_and_block, expand_end_bindings, expand_decl,
9412 expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
9413 expand_end_case_type): Don't use any of them.
9414 * calls.c (expand_call): Likewise.
9415 * dojump.c (do_jump): Likewise.
9416 * function.c (expand_function_end): Likewise.
9417 * expr.c (store_expr, expand_expr_real_1): Likewise.
9418 (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
9419 (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
9420 CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
9421 EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
9422 * fold-const.c (fold_checksum_tree): Use first_rtl_op.
9423 * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
9424 * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
9425 for WITH_CLEANUP_EXPR.
9426 (gimple_push_cleanup): Likewise.
9427 * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
9428 * print-tree.c (print_node): Likewise.
9429 * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
9430 * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
9431 (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
9432 * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
9433 (GOTO_SUBROUTINE_EXPR): Remove.
9434 * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
9435 (DECL_TOO_LATE): Remove.
9436 * except.h, tree.h: Update decls.
9437
9438 2004-07-08 Paolo Bonzini <bonzini@gnu.org>
9439
9440 * explow.c (optimize_save_area_alloca): Do not accept parameters.
9441 * passes.c (rest_of_handle_final): Handle symout.
9442 (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
9443 Push timevar here.
9444 (rest_of_handle_sched): Break out SMS. Remove ifs for
9445 flag_schedule_insns and flag_modulo_sched.
9446 (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
9447 collect at the end.
9448 (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
9449 (rest_of_handle_partition_blocks, rest_of_handle_sms,
9450 rest_of_handle_if_after_reload, rest_of_handle_peephole2,
9451 rest_of_handle_mode_switching, rest_of_handle_jump,
9452 rest_of_handle_guess_branch_prob, rest_of_handle_eh,
9453 rest_of_handle_jump2, rest_of_handle_postreload,
9454 rest_of_handle_flow2, rest_of_clean_state,
9455 rest_of_handle_shorten_branches,
9456 rest_of_handle_prologue_epilogue,
9457 rest_of_handle_branch_target_load_optimize): New.
9458 (rest_of_compilation): Call the above. Remove ggc_collect
9459 calls moved to rest_of_handle_*.
9460 * rtl.h (optimize_save_area_alloca): Do not accept parameters.
9461
9462 * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
9463 * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
9464 * except.h (set_nothrow_function_flags): Update comment.
9465 * function.c (current_function_nothrow): Remove.
9466 * output.h (current_function_nothrow): Remove.
9467 * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
9468 * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
9469
9470 2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
9471
9472 PR bootstrap/16326
9473 * reorg.c: Revert 2004-06-30 change.
9474 (find_end_label): If HAVE_epilogue and !HAVE_return,
9475 return 0 instead of creating a label at the end of the insn chain.
9476 (optimize_skip): Account for the failure mode of find_end_label.
9477 (fill_simple_delay_slots): Likewise.
9478 (fill_slots_from_thread): Likewise.
9479 (relax_delay_slots): Likewise.
9480
9481 2004-07-08 Diego Novillo <dnovillo@redhat.com>
9482
9483 * tree-flow.h (addressable_vars): Declare.
9484 * tree-ssa-alias.c (addressable_vars): Define.
9485 (setup_pointers_and_addressables): Add addressable variables
9486 to addressable_vars.
9487 * tree-ssa-operands.c (get_stmt_operands): Move
9488 handling of ASM_EXPRs ...
9489 (get_asm_expr_operands): ... here.
9490 When the ASM_EXPR clobbers memory, also clobber addressable
9491 variables.
9492 * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
9493 (delete_tree_ssa): Reset addressable_vars.
9494
9495 2004-07-07 Jan Beulich <jbeulich@novell.com>
9496 Richard Henderson <rth@redhat.com>
9497
9498 * varasm.c (assemble_variable): Use assemble_zeros for
9499 zero-initialized variables.
9500 (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
9501 for SECCAT_BSS and SECCAT_TBSS.
9502
9503 2004-07-07 Jan Beulich <jbeulich@novell.com>
9504
9505 * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
9506
9507 * expmed.c (emit_store_flag): Also special-case double-word
9508 (in-)equality comparison against -1.
9509
9510 * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
9511 passing arguments the containers for which are registers.
9512
9513 * calls.c (emit_library_call_value_1): Use mode of function parameter
9514 rather than that of argument since constants have none.
9515
9516 2004-07-08 Alexandre Oliva <aoliva@redhat.com>
9517
9518 Introduce H8SX support.
9519 * expr.c (expand_strcpy): Renamed and moved to...
9520 * builtins.c (expand_movstr): ... here. Tweak.
9521 (expand_builtin_strcpy): Adjust. Use movstr if len can't be
9522 computed or has side effects.
9523 (expand_builtin_stpcpy): Likewise. Use strcpy if return value is
9524 unused, or if mempcpy fails. Adjust the return value in the
9525 latter case. Use movstr if everything else fails.
9526 * doc/md.texi (movstr): Document.
9527 (movmemM, clrmemM): Fix explanation of memory block operands.
9528 * config/h8300/h8300.md (stpcpy): Renamed to...
9529 (movstr): ... this. Adjust.
9530 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
9531 * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
9532 movmem* and clrstr* to clrmem*.
9533 2004-06-27 Alexandre Oliva <aoliva@redhat.com>
9534 * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
9535 GENERAL_REGS, always.
9536 (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
9537 getting the stack pointer as addr.
9538 * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
9539 from general_operand_dst.
9540 * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
9541 variant of...
9542 (movmd_internal): ... this. Add modes to operands. Disparage `D'
9543 instead of requiring it to match only before reload.
9544 (stpcpy_internal_normal): New, normal-mode variant of...
9545 (stpcpy_internal): ... this. Add modes to operands. Disparage
9546 `D' instead of requiring it to match only before reload.
9547 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
9548 mode argument.
9549 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
9550 * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
9551 h8300_get_index.
9552 * config/h8300/h8300.md (attr type): Add call.
9553 (attr can_delay): If type is call, set it no.
9554 (call, call_value): Set type to call.
9555 2004-06-21 Alexandre Oliva <aoliva@redhat.com>
9556 * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
9557 2004-06-16 Alexandre Oliva <aoliva@redhat.com>
9558 * tree.c (get_narrower): Don't narrow integral types into
9559 non-integral types.
9560 * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
9561 frame_size *before* the first use.
9562 * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
9563 on input.
9564 (peephole2): Don't widen instructions that push SP. Move
9565 decrement of SP to the end of all stm-generating peepholes.
9566 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
9567 * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
9568 and OR to set it to all ones.
9569 2003-07-24 Richard Sandiford <rsandifo@redhat.com>
9570 * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
9571 (call, call_value): Set can_delay to "no".
9572 2003-07-22 Richard Sandiford <rsandifo@redhat.com>
9573 * config/h8300/h8300.md (extzv): Make subreg check more robust.
9574 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
9575 * config/h8300/h8300.md (*brabit): Remove.
9576 * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
9577 zero_extract. Use bit_memory_operand as the predicate for
9578 operand 1 and 'WU' as the constraint. Check the difference
9579 between the base length and the final one when deciding which
9580 type of branch to use.
9581 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
9582 * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
9583 Use convert_move to extend the result for TARGET_H8300SX. Check
9584 for QImode memory references. Optimize the case where the
9585 destination is a paradoxical subreg.
9586 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
9587 * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
9588 * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
9589 2003-07-21 Richard Sandiford <rsandifo@redhat.com>
9590 * config/h8300/h8300.md: Include mova.md
9591 (length_table): Add mova and mova_zero.
9592 * config/h8300/h8300.c (print_operand): Handle '%o'. Print a length
9593 after all constant addresses for '%R', '%X', '%T' and '%S'.
9594 (h8300_mova_length): New function.
9595 (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
9596 * config/h8300/t-h8300 (mova.md): Generate from genmova.sh. Add to
9597 dependencies for s-config, etc.
9598 * config/h8300/gemova.sh: New file.
9599 * config/h8300/mova.md: Generated.
9600 2003-07-20 Alexandre Oliva <aoliva@redhat.com>
9601 * config/h8300/h8300.c (h8300_bitfield_length): New.
9602 (nibble_operand): Adjust.
9603 (h8300_binary_length): Handle conditional binary op.
9604 (h8300_insn_length_from_table): Handle bitfield and bitbranch.
9605 * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
9606 P#<X, respectively. The original P is now IP4>X. Introduced P#>0
9607 and P#<0, unused so far. W and Y are now prefixes to multi-letter
9608 constraints. WU is introduced as a variant of U that requires a
9609 mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
9610 * config/h8300/h8300.md (attr type): Added bitbranch.
9611 (attr length_table): Added bitfield and bitbranch.
9612 (attr length): Compute bitbranch length.
9613 (andqi): Separate pattern for H8300SX. Use bfld for loading the
9614 least-significant bit of a byte.
9615 (brabit, brabc, brabs): New.
9616 (insv, extzv): Emit bfst and bfld on H8300SX.
9617 (bfld, bfst, seq, sne): New.
9618 (bstzhireg, cmpstz, bstz, bistz): New.
9619 (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
9620 (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
9621 2003-07-11 Richard Sandiford <rsandifo@redhat.com>
9622 * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
9623 (h8sx_unary_memory_operator): New function.
9624 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
9625 (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
9626 * config/h8300/h8300.md: Add peepholes to combine reloads and
9627 arithmetic insns.
9628 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
9629 * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
9630 (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
9631 (and?i, ior?i, xor?i): Likewise.
9632 2003-07-10 Richard Sandiford <rsandifo@redhat.com>
9633 * config/h8300/h8300.c: Move enums and prototypes to head of file.
9634 Various whitespace fixes.
9635 (h8300_constant_length): New function, split out from...
9636 (h8300_displacement_size): ...here. Rename h8300_displacement_length.
9637 (h8300_classify_operand): Use IN_RANGE.
9638 (h8300_classify_operand): Use h8300_constant_length.
9639 (h8300_short_move_mem_p): Tighten size check.
9640 (h8sx_mergeable_memrefs_p): Tighten equality check.
9641 2003-06-30 Richard Sandiford <rsandifo@redhat.com>
9642 * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
9643 for -msx.
9644 * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
9645 * config/h8300/crtn.asm: Likewise.
9646 * config/h8300/lib1funcs.asm: Likewise. Use 32-bit pointers
9647 if __H8300SX__ is defined.
9648 2003-06-27 Richard Sandiford <rsandifo@redhat.com>
9649 * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
9650 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
9651 (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
9652 addresses as mode-dependent.
9653 * config/h8300/h8300.c (print_operand_address): Update call to
9654 h8300_get_index.
9655 (h8300_get_index): Take a mode argument. Rework to fix an
9656 earlier misunderstanding.
9657 2003-06-26 Richard Sandiford <rsandifo@redhat.com>
9658 * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
9659 into a register if TARGET_H8300SX.
9660 (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
9661 TARGET_H8300SX. Also disable related define_splits.
9662 (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
9663 2003-06-23 Richard Sandiford <rsandifo@redhat.com>
9664 * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
9665 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
9666 * config/h8300/h8300.h (OK_FOR_Z): New macro.
9667 (EXTRA_CONSTRAINT_STR): Check it.
9668 * config/h8300/h8300.c (h8300_classify_operand): Accept null
9669 class arguments.
9670 (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
9671 * config/h8300/h8300.md (length_table): Add mov_imm4.
9672 (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
9673 2003-06-20 Richard Sandiford <rsandifo@redhat.com>
9674 * genattrtab.c (write_eligible_delay): Allow candidate_insn to
9675 be a label.
9676 * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
9677 * config/h8300/h8300.c (h8300_reorg): New function.
9678 (TARGET_MACHINE_DEPENDENT_REORG): Define.
9679 * config/h8300/h8300.md (length): Subtract the length of the
9680 delay slot from (pc) when checking the range of forward branches.
9681 (delay_slot, can_delay): New attributes.
9682 (define_delay): Add bra/s handling.
9683 (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
9684 (jump): Add delayed-branch handling.
9685 2003-06-17 Richard Sandiford <rsandifo@redhat.com>
9686 * expr.c (expand_strcpy): New function.
9687 * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
9688 (expand_builtin_stpcpy): Likewise.
9689 * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
9690 (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
9691 * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
9692 handling to improve register allocation for -fno-omit-frame-pointer.
9693 (h8sx_split_movmd): Delete, moving er6 handling into...
9694 (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
9695 * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
9696 (movmd): Add calls to copy_rtx.
9697 (movmd_internal): In the second alternative, allow the initial and
9698 final destination registers to be different . Update the splitter
9699 accordingly. Call h8300_swap_into_er6 and h8300_swap_out_of_er6
9700 instead of h8sx_split_movmd.
9701 (stpcpy, movsd): New expanders.
9702 (movsd_internal): New define_insn.
9703 2003-06-13 Richard Sandiford <rsandifo@redhat.com>
9704 * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
9705 (h8sx_emit_movmd, h8sx_split_movmd): Declare.
9706 * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
9707 and DESTINATION_REGS.
9708 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9709 (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
9710 (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
9711 (h8300_move_ratio): Declare.
9712 (MOVE_RATIO): Use it.
9713 * config/h8300/h8300.c (h8300_move_ratio): New variable.
9714 (h8300_init_once): Initialize it.
9715 (h8300_reg_class_from_letter): New function.
9716 (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
9717 (h8sx_emit_movmd, h8sx_split_movmd): New functions.
9718 * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
9719 (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
9720 (movstrsi, movmd): New expanders.
9721 (movmd_internal): New insn.
9722 2003-06-06 Richard Sandiford <rsandifo@redhat.com>
9723 * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
9724 2003-06-04 Richard Sandiford <rsandifo@redhat.com>
9725 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
9726 * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
9727 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
9728 * config/h8300/h8300.c (nibble_operand): Fix warning.
9729 * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
9730 (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
9731 (movsf_h8300h): Disable for TARGET_H8300SX.
9732 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
9733 * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
9734 h8300_stm_parallel and h8300_return_parallel.
9735 * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
9736 h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
9737 h8300_stm_parallel, h8300_return_parallel): New functions.
9738 (h8300_expand_prologue): Don't enforce ldm/stm register alignment
9739 if TARGET_H8300SX. Use h8300_push_pop.
9740 (h8300_expand_epilogue): Likewise. Try to merge the return insn
9741 and final pop when generating h8sx code. Always emit some form
9742 of return insn.
9743 * config/h8300/h8300.md: Don't enforce register alignment in
9744 stm peepholes if TARGET_H8300SX.
9745 (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
9746 (ldm_h8300s_[234], stm_h8300_[234]): Disable.
9747 (epilogue): Expect h8300_expand_epilogue to emit a return insn.
9748 2003-06-03 Richard Sandiford <rsandifo@redhat.com>
9749 * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
9750 (MULTILIB_DIRNAMES): Add a directory for it.
9751 (MULTILIB_MATCHES): Delete.
9752 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
9753 * final.c (walk_alter_subreg): Handle addresses with subregs
9754 inside a ZERO_EXTEND or AND.
9755 * config/h8300/h8300-protos.h (h8300_get_index): Declare.
9756 * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
9757 if TARGET_H8300SX.
9758 (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
9759 * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
9760 @(dd,Rn.w) and @(dd,ERn.L).
9761 (h8300_displacement_size): Take the whole address as argument.
9762 (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
9763 2003-05-28 Richard Sandiford <rsandifo@redhat.com>
9764 * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
9765 (h8sx_mergeable_memrefs_p): Declare.
9766 * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
9767 (HAVE_PRE_INCREMENT): Likewise.
9768 (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
9769 addresses for TARGET_H8300SX,
9770 * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
9771 and POST_DEC.
9772 (movb_length_table, movl_length_table): New tables.
9773 (movw_length_table): Define to movb_length_table.
9774 (h8300_displacement_size): New, split out from...
9775 (h8300_classify_address): ...here. Handle pre/post inc/dec.
9776 (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
9777 (h8300_insn_length_from_table): Add cases for movb, movw and movl.
9778 (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
9779 (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
9780 (compute_plussi_length, compute_plussi_cc): Update accordingly.
9781 (h8sx_unary_shift_operator): Get the mode from the operator.
9782 (binary_shift_operator): Likewise.
9783 * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
9784 a memory reference, check whether the reference is offsettable.
9785 (length_table): Add movb, movw and movl.
9786 (movqi): Add new h8sx pattern. Don't force one operand to be a
9787 register when generating h8sx code.
9788 (movhi, movsi, movsf): Likewise.
9789 (movstrictqi): Use the length_table attribute.
9790 (movstricthi): Likewise. Add h8sx alternative for mov.w #xx:3,Rn.
9791 (addqi3): Split into a define_expand and define_insn. Don't accept
9792 memory operands in the expander. Use h8300_operands_match_p to
9793 check for matching operands in the define_insn.
9794 (subqi3, negqi2, one_cmplqi2): Likewise.
9795 (add[hs]i3): Don't accept memory operands in the expander. Likewise
9796 in any patterns that are unused in h8sx code. In the h8sx patterns,
9797 use h8300_operands_match_p to check whether operands match.
9798 (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
9799 one_cmpl[hs]i3): Likewise.
9800 (andqi3, iorqi3, xorqi3): Likewise. Don't call fix_bit_operand
9801 in the expander.
9802 2003-05-23 Richard Sandiford <rsandifo@redhat.com>
9803 * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
9804 (h8300_insn_length_from_table): Add a second parameter.
9805 (output_h8sx_shift): Declare.
9806 * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
9807 (EXTRA_CONSTRAINT): Replace with...
9808 (EXTRA_CONSTRAINT_STR): ...this. Use OK_FOR_W and OK_FOR_Y.
9809 (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
9810 (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
9811 and h8sx_binary_shift_operator.
9812 * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
9813 for TARGET_H8300SX.
9814 (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
9815 (bit_memory_operand, fix_bit_operand): Likewise.
9816 (h8300_length_table_for_insn): Remove.
9817 (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
9818 instructions.
9819 (h8300_short_immediate_length, h8300_binary_length): New functions.
9820 (h8300_insn_length_from_table): Add an opcodes parameter. Rework.
9821 (output_plussi): Use sub to add negative constants.
9822 (compute_plussi_length): Adjust accordingly.
9823 (h8sx_single_shift_type): New enum.
9824 (h8sx_single_shift, h8sx_unary_shift_operator,
9825 h8sx_binary_shift_operator, output_h8sx_shift): New functions.
9826 (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
9827 single h8sx instruction. Return false in this case.
9828 * config/h8300/h8300.md (length_table): Add short_immediate.
9829 (length): Pass the operand array to h8300_insn_length_from_table.
9830 (adjust_length): Assume "no" for insns with a length_table attribute.
9831 (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
9832 (*addhi3_h8300hs): Don't use for h8sx.
9833 (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
9834 and sub.w #xx:3.
9835 (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
9836 1's predicate to nonimmediate_operand. Only skip default expansion
9837 if expand_a_shift or expand_a_rotate returns true. Add new patterns
9838 for single h8sx shift instructions.
9839 2003-05-22 Alexandre Oliva <aoliva@redhat.com>
9840 * config/h8300/h8300.c (nibble_operand): Split out of...
9841 (reg_or_nibble_operand): ... this.
9842 * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
9843 * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
9844 umulhisi3): Introduce expand, and introduce separate insns for
9845 sign- or zero-extended REG and already-extended CONST_INT.
9846 2003-05-20 Richard Sandiford <rsandifo@redhat.com>
9847 * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
9848 * config/h8300/h8300.md (subqi3): Generalize for h8sx.
9849 (subhi3): Likewise. Don't accept immediates for operand 1.
9850 Remove the early clobber from second alternative of the h8300s pattern.
9851 (subsi3): Generalize for h8sx. Force operand 2 into a register
9852 on plain h8300 targets.
9853 (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
9854 (subsi3_h8300h): Generalize for h8sx.
9855 (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
9856 2003-05-19 Alexandre Oliva <aoliva@redhat.com>
9857 * config/h8300/h8300.c (reg_or_nibble_operand): New.
9858 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
9859 (TARGET_H8300SXMUL): New.
9860 (CONST_OK_FOR_P): New.
9861 (CONST_OK_FOR_LETTER_P): Adjust.
9862 * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
9863 umulhisi3): Accept 4-bit immediate on H8SX.
9864 (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
9865 (udivsi3, divhi3, udivsi3, divsi3): New.
9866 2003-05-19 Richard Sandiford <rsandifo@redhat.com>
9867 * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
9868 * config/h8300/h8300.h (OK_FOR_Q): New macro.
9869 (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
9870 (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
9871 Add ADDRESSOF to the bit_operand entry.
9872 * config/h8300/h8300.c (h8300_dst_operand): New predicate.
9873 (h8300_src_operand): Likewise.
9874 (bit_operand): Check nonimmediate_operand rather than general_operand.
9875 Accept any nonimmediate_operand in h8sx code.
9876 (h8300_and_costs): Initialize operands[1].
9877 (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
9878 (h8300_operand_class): New enum.
9879 (h8300_length_table): New typedef.
9880 (addb_length_table, addw_length_table, addl_length_table,
9881 logicl_length_table): New tables.
9882 (logicb_length_table, logicw_length_table): New macros.
9883 (h8300_classify_operand, h8300_length_from_table,
9884 h8300_length_table_for_insn, h8300_unary_length,
9885 h8300_insn_length_from_table): New functions.
9886 (output_plussi): Only use adds and subs for register destinations.
9887 Disable redundant clause.
9888 (compute_plussi_cc): Likewise.
9889 (compute_plussi_length): Likewise. Use h8300_length_from_table
9890 to work out the length of an insn.
9891 (output_logical_op): Only use narrower immediate instructions
9892 if the destination is a register.
9893 (compute_logical_op_cc): Likewise.
9894 (compute_logical_op_length): Likewise. Use h8300_length_from_table.
9895 (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
9896 * config/h8300/h8300.md (length_table): New attribute.
9897 (length): When an instruction has a length_table attribute, use
9898 h8300_insn_length_from_table to calculate its default length.
9899 (cmpqi): Use h8300_dst_operand for the first operand and
9900 h8300_src_operand for the second.
9901 (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
9902 negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
9903 addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
9904 iorsi3, xorhi3, xorsi3): Likewise.
9905 (andqi3): Use h8300_src_operand for operand 2. Adjust the condition
9906 so that it allows any combination of operands for TARGET_H8300SX.
9907 (iorqi3, xorqi3): Likewise.
9908 (cmpqi): Use the length_table attribute.
9909 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
9910 xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
9911 (cmpqi): Add 'Q' constraint.
9912 (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
9913 iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
9914 2003-05-14 Richard Sandiford <rsandifo@redhat.com>
9915 * config/h8300/h8300.h (MASK_H8300SX): New macro.
9916 (TARGET_H8300S): True for both -ms and -msx.
9917 (TARGET_H8300SX): New macro.
9918 (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
9919 * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
9920 * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
9921 * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
9922 [Temporary change.]
9923 2003-02-28 Alexandre Oliva <aoliva@redhat.com>
9924 * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
9925 16-bit pointers and 32-bit ints.
9926 * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
9927 CONST_DOUBLE with mode no wider than SImode.
9928 * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
9929 output operand.
9930 2003-02-27 Alexandre Oliva <aoliva@redhat.com>
9931 * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
9932 or SUBREG thereof.
9933 * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
9934 2003-02-22 Alexandre Oliva <aoliva@redhat.com>
9935 * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
9936
9937 2004-05-28 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
9938
9939 * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
9940
9941 2004-07-07 Per Bothner <per@bothner.com>
9942
9943 * flow.c (attempt_auto_inc): Remove now-redundant PUT_CODE.
9944
9945 2004-07-07 Mike Stump <mrs@apple.com>
9946
9947 * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
9948 * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
9949 (machopic_finish): Likewise.
9950
9951 2004-07-07 Richard Henderson <rth@redhat.com>
9952
9953 * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
9954 through any value-preserving cast.
9955
9956 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
9957
9958 * function.c (assign_parm_find_data_types): Call
9959 FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
9960
9961 2004-07-07 Steven Bosscher <stevenb@suse.de>
9962
9963 * tree-cfg.c (group_case_labels): Remove case labels that have
9964 the same target as the default case.
9965
9966 2004-07-07 Steven Bosscher <stevenb@suse.de>
9967
9968 * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
9969 regardless of DECL_LANG_SPECIFIC being present or not.
9970 * tree.h (DECL_NUM_STMTS): Purge.
9971
9972 2004-07-07 Andrew Pinski <apinski@apple.com>
9973
9974 * configure: Regenerate with the right autoconf.
9975
9976 2004-07-07 David Edelsohn <edelsohn@gnu.org>
9977
9978 * ifcvt.c (total_bb_rtx_cost): New function.
9979 (find_if_case_1): Compare rtx_cost of basic block to cost of
9980 BRANCH_COST insns.
9981 (find_if_case_2): Same.
9982
9983 2004-07-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9984
9985 PR target/10567
9986 * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
9987 (output_return): Likewise.
9988 (output_sibcall): Abort if !flag_delayed_branch.
9989 (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
9990 (emit_and_preserve): New function.
9991 (sparc_output_mi_thunk): Use it. Honor flag_delayed_branch. Emit an
9992 indirect jump to the thunked-to function if !flag_delayed_branch.
9993 * config/sparc/sparc.md (delayed_branch): New attribute.
9994 (load_pcrel_sym): Honor flag_delayed_branch. Use above
9995 attribute to compute the length of the insn.
9996 (goto_handler_and_restore): Likewise.
9997
9998 2004-07-07 Andrew Pinski <apinski@apple.com>
9999
10000 PR tree-optimization/15777
10001 * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
10002
10003 * expr.c (expand_expr_real_1): Fix formating.
10004 BUFFER_REF and IN_EXPR are dead.
10005 * fold-const.c (non_lvalue): BUFFER_REF is dead.
10006 * tree-inline.c (estimate_num_insns_1): Likewise.
10007 * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
10008 IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
10009 * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
10010
10011 2004-07-07 H.J. Lu <hongjiu.lu@intel.com>
10012
10013 * collect2.c (dump_file): Don't call cplus_demangle if
10014 HAVE_LD_DEMANGLE is defined.
10015 (main): Pass "--demangle" to ld if no_demangle is not 0 and
10016 HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
10017 if HAVE_LD_DEMANGLE is defined.
10018
10019 * configure.ac (--with-demangler-in-ld): Added
10020 (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
10021 --with-demangler-in-ld is used.
10022 * config.in: Regenerated.
10023 * configure: Likewise.
10024
10025 2004-07-07 Roger Sayle <roger@eyesopen.com>
10026
10027 * config/rs6000/rs6000.c (struct processor_costs): Add new fields
10028 for simple floating point operations "fp", double precision
10029 multiplication "dmul", and single and double precision division
10030 "sdiv" and "ddiv". Update all CPU variant tables as appropriate.
10031 (ppc630_cost): New table split from ppc620_cost, to distinguish
10032 differences in floating point latencies.
10033 (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
10034 (rs6000_rtx_costs): Add support for single and double precision
10035 floating point addition, subtraction, multiplication, division,
10036 fused-multiply-add, fused-multiply-sub, negation, absolute value
10037 and negative absolute value. Tweak MEM case to use prefered idiom.
10038
10039 2004-07-07 Richard Henderson <rth@redhat.com>
10040
10041 * tree-flow-inline.h (may_propagate_copy): Move...
10042 * tree-ssa-copy.c (may_propagate_copy): ... here. Fail if we
10043 attempt to copy between types requiring conversion.
10044 * tree-flow.h (may_propagate_copy): Update decl.
10045 * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
10046
10047 2004-07-07 Jakub Jelinek <jakub@redhat.com>
10048
10049 * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
10050 from -mtune= option.
10051
10052 2004-07-07 Alexandre Oliva <aoliva@redhat.com>
10053
10054 * builtins.c: Rename movstr*, except for movstrict*, to
10055 movmem* and clrstr* to clrmem*.
10056 * expr.c: Likewise.
10057 * expr.h: Likewise.
10058 * genopinit.c: Likewise.
10059 * integrate.c: Likewise.
10060 * local-alloc.c: Likewise.
10061 * optabs.c: Likewise.
10062 * optabs.h: Likewise.
10063 * config/alpha/alpha.h: Likewise.
10064 * config/alpha/alpha.md: Likewise.
10065 * config/arm/arm-protos.h: Likewise.
10066 * config/arm/arm.c: Likewise.
10067 * config/arm/arm.md: Likewise.
10068 * config/avr/avr.md: Likewise.
10069 * config/c4x/c4x.c: Likewise.
10070 * config/c4x/c4x.md: Likewise.
10071 * config/frv/frv.md: Likewise.
10072 * config/i386/i386-protos.h: Likewise.
10073 * config/i386/i386.c: Likewise.
10074 * config/i386/i386.h: Likewise.
10075 * config/i386/i386.md: Likewise.
10076 * config/i860/i860.c: Likewise.
10077 * config/i860/i860.md: Likewise.
10078 * config/ip2k/ip2k.md: Likewise.
10079 * config/ip2k/libgcc.S: Likewise.
10080 * config/ip2k/t-ip2k: Likewise.
10081 * config/m32r/m32r.c: Likewise.
10082 * config/m32r/m32r.md: Likewise.
10083 * config/mcore/mcore.md: Likewise.
10084 * config/mips/mips.c: Likewise.
10085 * config/mips/mips.md: Likewise.
10086 * config/ns32k/ns32k.c: Likewise.
10087 * config/ns32k/ns32k.h: Likewise.
10088 * config/ns32k/ns32k.md: Likewise.
10089 * config/pa/pa.c: Likewise.
10090 * config/pa/pa.md: Likewise.
10091 * config/pdp11/pdp11.h: Likewise.
10092 * config/pdp11/pdp11.md: Likewise.
10093 * config/rs6000/rs6000.c: Likewise.
10094 * config/rs6000/rs6000.md: Likewise.
10095 * config/s390/s390-protos.h: Likewise.
10096 * config/s390/s390.c: Likewise.
10097 * config/s390/s390.md: Likewise.
10098 * config/sh/lib1funcs.asm: Likewise.
10099 * config/sh/sh.c: Likewise.
10100 * config/sh/sh.md: Likewise.
10101 * config/sh/t-sh: Likewise.
10102 * config/sparc/sparc.h: Likewise.
10103 * config/vax/vax.md: Likewise.
10104 * config/xtensa/xtensa.c: Likewise.
10105 * config/xtensa/xtensa.md: Likewise.
10106 * doc/invoke.texi: Likewise.
10107 * doc/md.texi: Likewise.
10108 * doc/rtl.texi: Likewise.
10109
10110 2004-07-07 Richard Sandiford <rsandifo@redhat.com>
10111
10112 PR target/16407
10113 * config/mips/mips-protos.h (mips_declare_common_object): Declare.
10114 * config/mips/mips.c (mips_declare_common_object): New function,
10115 mostly split out from...
10116 (mips_output_aligned_decl_common): ...here.
10117 * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
10118 (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
10119 * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
10120 rather than ASM_OUTPUT_LOCAL. Call mips_declare_common_object.
10121
10122 2004-07-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10123
10124 PR c/16392
10125 * function.c (assign_parms): Fix typo from previous change.
10126
10127 2004-07-07 Jason Merrill <jason@redhat.com>
10128
10129 PR c++/15815
10130 * doc/extend.texi (C++ Interface): Correct information and
10131 discourage use.
10132
10133 2004-07-07 Vladimir Makarov <vmakarov@redhat.com>
10134
10135 PR target/16130
10136 PR target/16142
10137 PR target/16143
10138 * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
10139 insn.
10140
10141 2004-07-06 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
10142
10143 PR target/1679.
10144 * config/m32r/m32r.c (m32r_function_symbol): New function:
10145 Generate a symbol name RTX with the correct m32r specific flags
10146 set.
10147 (block_move_call): Use new function to generate correct symbol.
10148 * config/m32r/m32r-protos.h: Add prototype for new funcion.
10149 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
10150 function.
10151
10152 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
10153
10154 * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
10155 TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
10156 TYPE_BINFO_BASETYPE): Remove.
10157 (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
10158 to ...
10159 (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
10160 here.
10161 (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
10162 (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
10163 (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
10164 (struct tree_binfo): Rename base_types to base_binfos.
10165 * alias.c (record_component_aliases): Adjust BINFO macros.
10166 * dbxout.c (dbxout_type): Likewise.
10167 * dwarf2out.c (gen_member_die): Likewise.
10168 * sdbout.c (sdbout_one_type): Likewise.
10169 * tree-dump.c (deque_and_dump): Likewise.
10170 * config/i386/i386.c (classify_argument,
10171 contains_128bit_aligned_vector_p): Likewise.
10172
10173 2004-07-07 Nick Clifton <nickc@redhat.com>
10174
10175 * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
10176 arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
10177
10178 2004-07-07 Nathan Sidwell <nathan@codesourcery.com>
10179
10180 * vec.h: Fix the example use.
10181
10182 2004-07-06 Richard Henderson <rth@redhat.com>
10183
10184 * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
10185 * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
10186 * tree-inline.c (copy_body_r, setup_one_parameter,
10187 initialize_inlined_parameters, expand_call_inline,
10188 declare_inline_vars): Don't check it.
10189 (expand_calls_inline): Remove old version, rename new version
10190 from gimple_expand_calls_inline.
10191 * tree-optimize.c (execute_gimple): Remove.
10192 (pass_gimple): Don't run anything.
10193
10194 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
10195
10196 * doc/sourcebuild.texi: Use semicolons instead of commas in
10197 section title.
10198
10199 2004-07-06 Richard Henderson <rth@redhat.com>
10200
10201 * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
10202 (sra_walk_modify_expr, scan_init): Likewise.
10203 (generate_element_zero): Check visited before scanning children.
10204 (generate_element_init): Set visited on error.
10205 (scalarize_init): Handle generate_element_init failure similar
10206 to use_block_copy.
10207
10208 2004-07-06 Joseph S. Myers <jsm@polyomino.org.uk>
10209
10210 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
10211 (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
10212
10213 2004-07-06 Richard Henderson <rth@redhat.com>
10214
10215 * config/i386/i386.c (legitimize_pic_address): Make static.
10216 (legitimize_address): Handle CONST with TLS operand.
10217 (ix86_expand_move): Don't call legitimize_pic_address directly.
10218 * config/i386/i386-protos.h (legitimize_pic_address): Remove.
10219
10220 2004-07-06 Roger Sayle <roger@eyesopen.com>
10221
10222 * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
10223 (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
10224 (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
10225 is currently executed unconditionally, i.e. not in "else_bb".
10226
10227 2004-07-06 Steven Bosscher <stevenb@suse.de>
10228
10229 * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
10230 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10231 * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
10232 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10233 * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
10234 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10235 * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
10236 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10237 * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
10238 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10239 * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
10240 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10241 * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
10242 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10243 * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
10244 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
10245
10246 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
10247
10248 * dojump.c (do_jump): REFERENCE_EXPR is dead.
10249 * expr.c (expand_expr_real_1): Ditto.
10250 * tree-inline.c (estimate_num_insns_1): Ditto.
10251 * tree-pretty-print.c (dump_generic_node): Ditto.
10252 (op_symbol): Ditto.
10253 * tree.def: Ditto.
10254
10255 2004-07-06 Daniel Berlin <dberlin@dberlin.org>
10256
10257 * tree-ssa-pre.c (reference_node_pool): New pool.
10258 (find_or_generate_expression): Class 'r' is okay too.
10259 (create_value_expr_from): Ditto.
10260 (add_to_sets): LHS should not include vuses.
10261 (eliminate): Ditto.
10262 (compute_avail): Reverse ordering of tests.
10263 Valuize INDIRECT_REF as well.
10264
10265 2004-07-06 Richard Sandiford <rsandifo@redhat.com>
10266
10267 PR rtl-optimization/16380
10268 * loop.c (check_dbra_loop): Sink comparison instructions if they
10269 do something other than set cc0.
10270
10271 2004-07-06 James E Wilson <wilson@specifixinc.com>
10272
10273 * doc/interface.texi (longjmp and automatic variables): Delete
10274 paragraph recommending taking the address of a variable.
10275
10276 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
10277
10278 * vec.h (VEC_embedded_alloc): Remove.
10279 (VEC_embedded_size, VEC_embedded_init): New.
10280 (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
10281 MEM_STAT_INFO.
10282 (VEC_truncate): New.
10283 (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
10284 (vec_embedded_alloc): Remove.
10285 * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
10286 (vec_embedded_alloc): Remove.
10287
10288 2004-07-06 Mark Mitchell <mark@codesourcery.com>
10289
10290 * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
10291 (gt-langhooks.h): Remove.
10292
10293 2004-07-06 George Helffrich <george@gly.bris.ac.uk>
10294
10295 * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
10296
10297 2004-07-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10298
10299 * config/sparc/sparc.c (get_pc_symbol): Rename into
10300 add_pc_to_pic_symbol.
10301 (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
10302 (load_pic_register): Account for previous changes.
10303 Use reg_names. Don't create the label twice.
10304 * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
10305 UNSPEC_LOAD_PCREL_SYM.
10306 (get_pc): Rename into load_pcrel_sym. Add predicate to
10307 operands. Remove condition.
10308
10309 2004-07-06 Nathan Sidwell <nathan@codesourcery.com>
10310
10311 * dbxout.c (dbxout_type): Don't test whether the binfo slot of
10312 RECORD, UNION & QUAL_UNION is actually a binfo.
10313
10314 * tree.h (TREE_VIA_VIRTUAL): Rename to ...
10315 (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
10316 (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
10317 * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
10318 * dwarf2out.c (add_data_member_location_attribute): Likewise.
10319 (gen_inheritance_die): Likewise.
10320 * tree-dump.c (deque_and_dump): Likewise.
10321 * doc/c-tree.texi (Binfos): Add under reconstruction note.
10322
10323 2004-07-06 Steven Bosscher <stevenb@suse.de>
10324
10325 * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
10326 Define.
10327 * config/mcore/mcore.md: Model memory latency with a simple DFA
10328 pipeline description instead of a define_function_unit.
10329
10330 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10331
10332 * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
10333 * langhooks.h (var_mod_type_p): Likewise.
10334 * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
10335 * expr.c (count_type_elements): Properly handle return from
10336 array_type_nelts and properly test for overflow.
10337 * gimplify.c (gimplify_init_constructor): Properly handle return
10338 from array_type_nelts.
10339 (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
10340 * integrate.c (copy_decl_for_inlining): Correct comments.
10341 * tree-inline.c (remap_decl): Update comments, remove dead code,
10342 and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
10343 (remap_type): Only remap if variably modified by vars in function
10344 being inlined.
10345 (copy_body_r): Use compatible_type langhooks to see when can fold.
10346 (setup_one_parameter): Don't remap type.
10347 (inline_forbidden_p_1): Add arg to variably_modified_type_p.
10348 * tree.c (recompute_tree_invarant_for_addr_expr): Properly
10349 compute TREE_INVARIANT for decl case.
10350 (find_var_from_fn): New function.
10351 (variably_modified_type_p): Add arg and call new function.
10352 * tree.h (variably_modified_type_p): Add extra arg.
10353
10354 2004-07-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10355
10356 * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
10357 (goto_handler_and_restore_v9): Delete disabled insn.
10358 (goto_handler_and_restore_v9_sp64): Likewise.
10359
10360 2004-07-05 Roger Sayle <roger@eyesopen.com>
10361
10362 * calls.c (load_register_parameters): Call expand_shift instead
10363 of expand_binop with ashl_optab (or other shift optab) directly.
10364 * expr.c (emit_group_load, emit_group_store): Likewise.
10365 * function.c (assign_parm_setup_block): Likewise.
10366 * stmt.c (shift_return_value): Likewise.
10367
10368 2004-07-05 Jakub Jelinek <jakub@redhat.com>
10369
10370 * expr.c (expand_assignment): Disable the bitfield += optimizations.
10371
10372 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
10373
10374 * doc/sourcebuild.texi: Revert previous patch.
10375
10376 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
10377
10378 * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
10379 TARGET_MEM_FUNCTIONS.
10380 * system.h: Poison TARGET_MEM_FUNCTIONS.
10381 * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
10382 bcmp_libfunc, bzero_libfunc): Remove.
10383 * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
10384 bzero_libfunc.
10385 * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
10386 * doc/standards.texi: Don't mention calling BSD string functions.
10387 * doc/invoke.texi: Likewise. Mention that memmove may be called.
10388 * config/vax/t-memfuncs: New.
10389 * config/memcmp.c, config/memcpy.c, config/memmove.c,
10390 config/memset.c: New.
10391 * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
10392 * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
10393 vax/t-memfuncs.
10394 * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
10395 config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
10396 config/elfos.h, config/gnu.h, config/h8300/h8300.h,
10397 config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
10398 config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
10399 config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
10400 config/netbsd.h, config/openbsd.h, config/pa/pa.h,
10401 config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
10402 config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
10403 config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
10404
10405 2004-07-05 Richard Henderson <rth@redhat.com>
10406
10407 * function.c (assign_parm_setup_reg): Properly rename variables in
10408 FUNCTION_ARG_CALLEE_COPIES section.
10409
10410 2004-07-05 Zack Weinberg <zack@codesourcery.com>
10411
10412 * tree-mudflap.c: Include cgraph.h.
10413 (mf_init_extern_trees): Rename to mudflap_init. Export.
10414 Rewrite to create synthetic declarations instead of looking
10415 up declarations from mf-runtime.h.
10416 (mf_make_builtin, mf_make_cache_struct_type): New functions.
10417 (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
10418 Correct commentary.
10419 (execute_mudflap_function_decls, mudflap_register_call):
10420 Don't call mf_init_extern_trees.
10421 (mudflap_finish_file): Use cgraph_build_static_cdtor.
10422
10423 * tree-mudflap.h: Update prototypes.
10424 * c-mudflap.c: Delete file.
10425 * c-common.c: Include tree-mudflap.h.
10426 (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
10427 * Makefile.in: Remove all references to c-mudflap.o.
10428 Update dependencies.
10429
10430 2004-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10431
10432 * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
10433 displacements with the spatial-locality cache-control completer.
10434
10435 2004-07-05 Zack Weinberg <zack@codesourcery.com>
10436
10437 * langhooks.c: Don't include gt-langhooks.h.
10438 (var_labelno): Delete.
10439 (lhd_set_decl_assembler_name): Do not append a distinguishing
10440 number to file-scope internal-linkage declarations for the first
10441 input file, even if they have DECL_CONTEXT set. Use DECL_UID of
10442 the declaration itself (if at block scope), or its containing
10443 TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
10444 number.
10445
10446 * opts.c (cur_in_fname): New global.
10447 * opts.h: Declare it.
10448 * tree.c: Include opts.h.
10449 (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
10450 DECL_UID equal to cur_in_fname.
10451 (copy_node_stat): Do not change DECL_UID when copying a
10452 TRANSLATION_UNIT_DECL.
10453 (build_common_tree_nodes): Adjust next_decl_uid to reserve the
10454 range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
10455
10456 * c-decl.c (c_static_assembler_name): Delete.
10457 * c-tree.h (c_static_assembler_name): Delete prototype.
10458 * c-lang.c, objc/objc-lang.c: Don't override
10459 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
10460
10461 * Makefile.in (tree.o): Update dependencies.
10462 (GTFILES): Remove langhooks.c.
10463
10464 2004-07-05 Roger Sayle <roger@eyesopen.com>
10465
10466 * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
10467 by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
10468 Normalize "X % C" as "X % -C" for signed modulus and negative C.
10469 Optimize "X % -Y" as "X % Y" for signed modulus.
10470 <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
10471 into "((unsigned) X % Y) == 0".
10472
10473 2004-07-05 Joseph S. Myers <jsm@polyomino.org.uk>
10474
10475 * sourcebuild.texi (Config Fragments): Use @comma{} in
10476 cross-reference to section title.
10477
10478 2004-07-05 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10479
10480 * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
10481 * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
10482 (gimplify_target_expr, gimplify_expr): Likewise.
10483 (copy_if_shared_r): No longer need special case for BIND_EXPR.
10484 (unshare_body, unvisit_body): Only look at nested if BODY_P is
10485 whole function.
10486 (gimplify_compound_lval): See if we can strip any useless conversion.
10487 (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
10488 from RHS, not LHS.
10489 (gimplify_modify_expr_to_memset): Likewise.
10490 (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
10491 * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
10492 (declare_inline_vars): Likewise.
10493 (walk_type_fields): New function.
10494 (walk_tree): Use it.
10495 * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
10496
10497 * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
10498 (sra_walk_modify_expr): Allow init function to fail.
10499 (scan_init): Now returns bool.
10500 (generate_element_init): If can't understand INIT, return false.
10501 (scalarize_init): Return false if generate_element_init does.
10502
10503 * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
10504 print bounds.
10505
10506 * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
10507 bounds if bounds aren't constant.
10508
10509 * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
10510
10511 * function.c, langhooks-def.h, langhooks.h: Move max_size hook
10512 to type hooks; remove bogus PARAMS.
10513
10514 2004-07-05 Nathan Sidwell <nathan@codesourcery.com>
10515
10516 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
10517 * dwarf2out.c (add_data_member_location_attribute): Check for
10518 TREE_BINFO.
10519 * tree.c (tree_node_kinds): Add "binfos".
10520 (binfo_lang_slots): New.
10521 (make_node_stat): Add TREE_BINFO.
10522 (make_tree_binfo_stat): New.
10523 (tree_node_structure): Add TREE_BINFO.
10524 * tree.def (TREE_BINFO): New.
10525 * tree.h (REC_OR_UNION_CHECK): Rename to ...
10526 (RECORD_OR_UNION_CHECK): ... here.
10527 (NOT_RECORD_OR_UNION_CHECK): New.
10528 (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
10529 (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
10530 RECORD_OR_UNION_CHECK.
10531 (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
10532 (TYPE_LANG_SLOT_1): New.
10533 (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
10534 BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
10535 BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
10536 (BINFO_ELTS): Remove.
10537 (BINFO_LANG_SLOT): New.
10538 (struct tree_binfo): New.
10539 (binfo_lang_slots): Declare.
10540 (enum tree_node_structure_enum): Add TS_BINFO.
10541 (union tree_node): Add binfo.
10542 (make_tree_binfo_stat): Declare.
10543 (make_tree_binfo): New.
10544 (enum tree_node_kind): Add binfo_kind.
10545
10546 * objc/objc-act.c (start_class, objc_declare_protocols,
10547 start_protocols): Use TYPE_LANG_SLOT_1.
10548 * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
10549 to ...
10550 (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
10551 (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
10552 CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
10553 PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
10554
10555 2004-07-05 Steven Bosscher <stevenb@suse.de>
10556
10557 * rtl.h (struct rtx_def): Remove the integrated flag.
10558 Use the return_val flag for MEM_SCALAR_P.
10559 Reshuffle and update flags in CLEAR_RTX_FLAGS.
10560
10561 2004-07-05 Richard Sandiford <rsandifo@redhat.com>
10562
10563 PR target/16357
10564 * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
10565 to mips_expand_unaligned_load, mips_expand_unaligned_store, and
10566 move_by_pieces.
10567
10568 2004-07-05 Josef Zlomek <zlomekj@suse.cz>
10569
10570 * var-tracking.c: Fix some comments.
10571 (frame_stack_adjust): New.
10572 (vt_stack_adjustments): Init stack_adjust of entry block to
10573 minus stack adjustment of function prologue.
10574 (adjust_stack_reference): Do not adjust if adjustment == 0.
10575 (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
10576 (emit_notes_in_bb): Likewise.
10577 (vt_add_function_parameters): Do not adjust locations of
10578 function arguments.
10579 (vt_initialize): Compute the stack adjustment of function
10580 prologue and offset the initial "location" of frame_base_decl
10581 from the stack pointer after prologue.
10582
10583 2004-07-04 Richard Henderson <rth@redhat.com>
10584
10585 * function.c (struct assign_parm_data_all): New.
10586 (struct assign_parm_data_one): New.
10587 (assign_parms_initialize_all, assign_parms_augmented_arg_list,
10588 assign_parm_find_data_types, assign_parms_setup_varargs,
10589 assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
10590 assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
10591 assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
10592 assign_parm_setup_block, assign_parm_setup_reg,
10593 assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
10594 (assign_parms): ... here.
10595
10596 2004-07-04 Daniel Berlin <dberlin@dberlin.org>
10597
10598 * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
10599 now are bitmap_set_t's.
10600 (bitmap_insert_into_set): No point in inserting the value if
10601 it's invariant.
10602 (bitmap_set_contains): New function.
10603 (bitmap_set_replace_value): Add comment on why we do it
10604 this way.
10605 (set_contains): Removed.
10606 (bitmap_set_subtract_from_value_set): New name of
10607 set_subtract now that it's arguments are two different
10608 types of sets.
10609 Update callers.
10610 (bitmap_find_leader): Change algorithm used.
10611 (find_or_generate_expression): Update use of functions for new
10612 bitmap sets.
10613 (create_expression_by_pieces): Ditto.
10614 (insert_aux): Ditto.
10615 (insert): Ditto.
10616 (add_to_sets): Ditto.
10617 (init_pre): Ditto.
10618 (execute_pre): Ditto.
10619 (compute_avail): Ditto.
10620 Also ignore virtual phis.
10621
10622 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
10623
10624 * combine.c (simplify_comparison): Fix comment typo.
10625
10626 2004-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
10627
10628 * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
10629 into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
10630 (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
10631 (output_restore): Change parameter from 'insn' to 'pat'.
10632 (output_return): Adjust call to output_restore.
10633 (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
10634 Adjust call to output_restore.
10635
10636 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
10637
10638 * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
10639 and assert system is bsd.
10640
10641 2004-07-04 Richard Sandiford <rsandifo@redhat.com>
10642
10643 * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
10644 (TARGET_SWITCHES): Remove -mdebugc.
10645 * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
10646 (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
10647 (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
10648 (sle_[sd]i_reg): Delete.
10649
10650 2004-07-04 Steven Bosscher <stevenb@suse.de>
10651
10652 * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
10653 Define.
10654 * config/iq2000/iq2000.md: Translate old pipeline description to an
10655 equivalent new one.
10656
10657 2004-07-04 Roger Sayle <roger@eyesopen.com>
10658
10659 * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
10660 Ensure the replacement rhs is valid gimple before performing
10661 the substitution. Return false if these sanity checks fail.
10662 (fold_stmt): Only set changed to true, if set_rhs returns true.
10663 (execute_fold_all_builtins): Only call modify_stmt if set_rhs
10664 succeeds.
10665
10666 2004-07-04 Richard Henderson <rth@redhat.com>
10667
10668 PR c/16348
10669 * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
10670
10671 2004-07-04 Mark Mitchell <mark@codesourcery.com>
10672
10673 * configure.ac (ranlib_flags): New variable.
10674 * Makefile.in (RANLIB_FLAGS): New variable.
10675 (libbackend.a): Use it.
10676 * configure: Regenerated.
10677
10678 2004-07-04 Roger Sayle <roger@eyesopen.com>
10679
10680 * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
10681 a "sign mask" instead of using ashr_optab directly.
10682
10683 2004-07-04 Neil Booth <neil@duron.akihabara.co.uk>
10684
10685 * doc/cpp.texi: Don't document what we do for ill-formed expressions.
10686 * doc/cppopts.texi: Clarify processing of command-line defines.
10687
10688 2004-07-04 Gerald Pfeifer <gerald@pfeifer.com>
10689
10690 * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
10691
10692 2004-07-04 Richard Henderson <rth@redhat.com>
10693
10694 * rtl.def (ADDRESSOF): Remove.
10695 * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
10696 (find_base_term, memrefs_conflict_p): Likewise.
10697 * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
10698 (fold_rtx, cse_insn, set_live_p): Likewise.
10699 * dwarf2out.c (mem_loc_descriptor): Likewise.
10700 (add_location_or_const_value_attribute): Likewise.
10701 * emit-rtl.c (copy_insn_1): Likewise.
10702 * explow.c (memory_address): Likewise.
10703 * expmed.c (store_split_bit_field): Likewise.
10704 * expr.c (expand_expr_real_1): Likewise.
10705 * function.c (instantiate_decl
10706 (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
10707 * genrecog.c (preds, validate_pattern): Likewise.
10708 * integrate.c (copy_rtx_and_substitute): Likewise.
10709 * recog.c (general_operand, register_operand): Likewise.
10710 (memory_address_p): Likwise.
10711 * reload1.c (eliminate_regs, elimination_effects): Likewise.
10712 * rtl.c (copy_rtx): Likewise.
10713 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
10714 (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
10715 * rtlhooks.c (gen_lowpart_general): Likewise.
10716 * stmt.c (expand_asm_operands): Likewise.
10717 * web.c (entry_register, replace_ref, web_main): Likewise.
10718 * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
10719 alpha_expand_block_move, alpha_expand_block_clear): Likewise.
10720 * config/arm/arm.c (thumb_rtx_costs): Likewise.
10721 * config/c4x/c4x.c (c4x_valid_operands): Likewise.
10722 * config/frv/frv.c (move_destination_operand, move_source_operand,
10723 condexec_dest_operand, condexec_source_operand,
10724 condexec_memory_operand): Likewise.
10725 * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
10726 * config/ia64/ia64.c (general_xfmode_operand): Likewise.
10727 (destination_xfmode_operand): Likewise.
10728 * config/mips/mips.h (PREDICATE_CODES): Likewise.
10729 * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
10730 * config/s390/s390.c (general_s_operand): Likewise.
10731 * config/s390/s390.md (mov*): Likewise.
10732 * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
10733
10734 * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
10735 * expr.c (expand_expr_real_1): Likewise.
10736 * stmt.c (expand_decl): Likewise.
10737 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
10738
10739 * function.c (struct fixup_replacement, struct insns_for_mem_entry,
10740 postponed_insns, put_var_into_stack, put_reg_into_stack,
10741 schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
10742 fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
10743 fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
10744 walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
10745 gen_mem_addressof, flush_addressof, put_addressof_into_stack,
10746 purge_bitfield_addressof_replacements, purge_addressof_replacements,
10747 purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
10748 struct insns_for_mem_walk_info, insns_for_mem_walk,
10749 compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
10750 setjmp_protect_args): Remove.
10751 (push_function_context_to): Don't handle var_refs_queue.
10752 (pop_function_context_from, free_after_compilation): Likewise.
10753 (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
10754 (assign_parms, allocate_struct_function): Likewise.
10755 (use_register_for_decl): New.
10756 (expand_function_end): Don't setjmp_protect.
10757 * function.h (struct emit_status): Update commentary.
10758 (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
10759 (max_parm_reg, parm_reg_stack_loc): Remove.
10760 * passes.c (DFI_addressof): Remove.
10761 (dump_file_info): Remove addressof.
10762 (rest_of_handle_addressof): Remove.
10763 (rest_of_compilation): Don't call it.
10764 * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
10765 * stmt.c (expand_decl): Use use_register_for_decl.
10766 * tree.h: Update decls.
10767 * web.c (mark_addressof): Remove.
10768 * doc/invoke.texi (-dF): Remove.
10769
10770 2004-07-03 Richard Henderson <rth@redhat.com>
10771
10772 * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
10773 instead of gen_mem_addressof.
10774 * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
10775 TImode output register.
10776
10777 2004-07-03 Richard Henderson <rth@redhat.com>
10778
10779 PR tree-optimization/16341
10780 * tree-sra.c (sra_walk_function): Increment to next stmt before
10781 processing the current stmt.
10782 (sra_insert_after): Always use BSI_SAME_STMT.
10783
10784 2004-07-03 Richard Henderson <rth@redhat.com>
10785
10786 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
10787 fp plus with minus.
10788
10789 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
10790
10791 * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
10792 with tree_int_cst_equal.
10793
10794 2004-07-03 Andreas Schwab <schwab@suse.de>
10795
10796 * config/ia64/ia64.md: Define new attribute "empty".
10797 (prologue_use, nop_x, insn_group_barrier): Set it.
10798
10799 * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
10800 skip over "empty" insns.
10801
10802 2004-07-03 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10803
10804 * tree-inline.c (initialize_inlined_parameters): Pass proper function
10805 context to gimplify_body.
10806 (walk_tree): Don't walk into types twice.
10807 (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
10808
10809 * tree-sra.c (generate_element_init): Remove any useless conversions.
10810
10811 * gimplify.c (gimplify_conversion): Remove stripping useless
10812 conversions from here.
10813 (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
10814 (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
10815 Unshare before substituting PLACEHOLDER_EXPR.
10816 (gimplify_modify_expr_to_memset): Likewise.
10817 Pass address of TO to memset, not TO itself.
10818 (gimplify_init_constructor): Make copy of OBJECT so we have it each
10819 time we make an expression (to match a PLACEHOLDER_EXPR).
10820
10821 * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
10822 VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
10823 * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
10824 * tree-ssa-dom.c (local_fold): Likewise.
10825
10826 * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
10827 * langhooks.h (strct lang_hooks): New field type_max_size.
10828 * function.c (assign_temp): Call it.
10829
10830 2004-07-03 Steven Bosscher <stevenb@suse.de>
10831
10832 * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
10833 * config/sh/sh.md: Convert the SH1 pipeline description to
10834 a DFA model.
10835
10836 2004-07-02 Zack Weinberg <zack@codesourcery.com>
10837
10838 * c-decl.c (struct c_binding): Remove contour field; add
10839 depth, invisible, nested fields.
10840 (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
10841 (B_IN_EXTERNAL_SCOPE): New convenience macros.
10842 (bind): Add invisible and nested arguments. Initialize
10843 new fields of struct c_binding; adjust loop scanning for
10844 insertion point.
10845 (free_binding_and_advance): Clear structure with memset.
10846 (pop_scope): Adjust to match. Set DECL_CONTEXT on everything
10847 in file scope, even if it's in external scope too.
10848 (pushdecl): Adjust to match. Create invisible file-scope
10849 declarations for block-scope forward declarations of static functions.
10850 (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
10851 (undeclared_variable, lookup_label, declare_label, define_label)
10852 (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
10853 (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
10854 (store_parm_decls_oldstyle): Adjust to match.
10855 (diagnose_mismatched_decls): Correct handling of linkage clashes.
10856 (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
10857
10858 * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
10859 (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
10860
10861 2004-07-02 Richard Henderson <rth@redhat.com>
10862
10863 * c-decl.c (grokdeclarator): Don't frob current_function_decl
10864 around variable_size.
10865 (set_decl_nonlocal): Remove.
10866 (store_parm_decls): Add stmts for pending sizes.
10867 * calls.c (calls_function, calls_function_1): Remove.
10868 (precompute_arguments): Don't call it.
10869 * cfgexpand.c (set_save_expr_context): Remove.
10870 (tree_expand_cfg): Don't call it.
10871 * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
10872 (dwarf2out_finish): Likewise.
10873 * expr.c (emit_block_move): Adjust addresses to BLKmode.
10874 (store_constructor): Don't pre-evaluate SAVE_EXPR.
10875 (safe_from_p): Don't queue SAVE_EXPRs.
10876 (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
10877 or build plain VAR_DECLs.
10878 * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
10879 (fold): Likewise.
10880 (fold_checksum_tree): Don't special-case SAVE_EXPR.
10881 * function.c (free_after_compilation): Don't clear x_save_expr_regs.
10882 (put_var_into_stack): Don't handle SAVE_EXPR.
10883 (gen_mem_addressof): Likewise.
10884 * function.h (struct function): Remove x_save_expr_regs.
10885 (save_expr_regs): Remove.
10886 * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
10887 * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
10888 * stor-layout.c (variable_size): Don't set it.
10889 (force_type_save_exprs, force_type_save_exprs_1): Remove.
10890 * tree-inline.c (remap_save_expr): Remove fn argument. Update
10891 all callers. Don't set SAVE_EXPR_CONTEXT.
10892 * tree-inline.h (remap_save_expr): Update decl.
10893 * tree.c (save_expr): Update build size.
10894 (first_rtl_op): Don't handle SAVE_EXPR.
10895 (unsave_expr_1, contains_placeholder_p): Likewise.
10896 (decl_function_context): Likewise.
10897 * tree.def (SAVE_EXPR): Remove args 1 and 2.
10898 * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
10899 (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
10900
10901 2004-07-03 Joseph S. Myers <jsm@polyomino.org.uk>
10902
10903 * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
10904 doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
10905 doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
10906 doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
10907 some first-person references and patronizing comments. Based on
10908 printed manual.
10909 * doc/invoke.texi: Don't reference fortran@gnu.org.
10910 * doc/trouble.texi (Warning when a non-void function value is
10911 ignored): Rewrite. From Russ Allbery and Chris Devers.
10912
10913 2004-07-02 Daniel Berlin <dberlin@dberlin.org)
10914
10915 * tree-ssa-pre.c (bitmap_set_t): New.
10916 (bb_value_sets): avail_out is now a bitmap_set_t.
10917 (bitmap_find_leader): New function.
10918 (bitmap_value_insert_into_set): Ditto.
10919 (bitmap_set_copy): Ditto.
10920 (bitmap_value_replace_in_set): Ditto.
10921 (bitmap_set_contains_value): Ditto.
10922 (bitmap_set_new): Ditto.
10923 (bitmap_set_pool): New pool.
10924 (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
10925 (insert_aux): Ditto.
10926 (add_to_sets): Ditto.
10927 (compute_avail): Ditto
10928 (eliminate): Ditto.
10929 (init_pre): Ditto.
10930 (fini_pre): Ditto.
10931 (execute_pre): Ditto.
10932
10933 2004-07-02 Roger Sayle <roger@eyesopen.com>
10934
10935 * config/rs6000/rs6000.c (struct processor_costs): New structure
10936 used to hold instruction latencies/sizes for processor types.
10937 (rs6000_cost): New global variable pointing to current CPU's costs.
10938 (rs6000_override_options): Initialize rs6000_cost to point to the
10939 appropriate cost table based upon rs6000_cpu and optimize_size.
10940 (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
10941 timings inline.
10942
10943 2004-07-02 Richard Henderson <rth@redhat.com>
10944
10945 * expmed.c (make_tree): Don't use SET_DECL_RTL.
10946
10947 2004-07-02 Steven Bosscher <stevenb@suse.de>
10948
10949 * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
10950
10951 2004-07-01 Richard Henderson <rth@redhat.com>
10952
10953 * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
10954 (alpha_gp_save_rtx): Use assign_stack_local instead of
10955 gen_mem_addressof.
10956
10957 2004-07-01 Richard Henderson <rth@redhat.com>
10958
10959 * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
10960 (alpha_rtx_cost_data): Update to match.
10961 (alpha_rtx_cost_size): New.
10962 (alpha_rtx_costs): Honor optimize_size.
10963
10964 2004-07-01 Richard Henderson <rth@redhat.com>
10965
10966 * gimple-low.c (lower_function_body): Don't reset_block_changes here.
10967 * cfgexpand.c (tree_expand_cfg): Do it here.
10968 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
10969 * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
10970 * config/mips/mips.c (mips_output_mi_thunk): And here.
10971 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
10972 * config/sh/sh.c (sh_output_mi_thunk): And here.
10973 * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
10974
10975 2004-07-01 Richard Henderson <rth@redhat.com>
10976
10977 * tree.def (RTL_EXPR): Remove.
10978 * c-typeck.c (lvalue_p): Don't handle it.
10979 * expr.c (safe_from_p): Likewise.
10980 (expand_expr_real_1): Likewise.
10981 * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
10982 (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
10983 * gengtype.c (adjust_field_tree_exp): Likewise.
10984 * stmt.c (warn_if_unused_value): Likewise.
10985 * tree-gimple.c (recalculate_side_effects): Likewise.
10986 * tree-pretty-print.c (dump_generic_node): Likewise.
10987 * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
10988 (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
10989 * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
10990
10991 * stmt.c (struct stmt_status): Remove x_last_expr_type,
10992 x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
10993 (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
10994 (expand_expr_stmt): Merge with expand_expr_stmt_value. Remove
10995 all the bits that tracked last_expr.
10996 (expand_end_bindings): Don't track last_expr.
10997 (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
10998 (clear_last_expr): Remove.
10999 (expand_asm): Don't call it.
11000 (expand_asm_operands, expand_end_cond): Likewise.
11001 (expand_naked_return, expand_null_return_1): Likewise.
11002 * c-typeck.c (c_begin_compound_stmt): Likewise.
11003 * cfgexpand.c (expand_block): Use expand_expr_stmt.
11004 * expr.c (expand_expr_real_1): Likewise.
11005 * tree.h: Update prototypes.
11006
11007 * function.h (struct sequence_stack): Remove sequence_rtl_expr.
11008 (struct emit_status): Remove sequence_rtl_expr.
11009 (struct function): Remove x_rtl_expr_chain.
11010 (seq_rtl_expr, rtl_expr_chain): Remove.
11011 * function.c (struct temp_slot): Remove rtl_expr.
11012 (assign_stack_temp_for_type): Don't set it.
11013 (free_temp_slots, pop_temp_slots): Don't check it.
11014 (free_after_compilation): Don't clear x_rtl_expr_chain.
11015 (fixup_var_refs): Don't search it.
11016 (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
11017 * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
11018 or seq_rtl_expr.
11019 (push_topmost_sequence): Likewise.
11020 (end_sequence, init_emit): Likewise.
11021 (start_sequence_for_rtl_expr): Remove.
11022 * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
11023 * rtl.h (preserve_rtl_expr_result): Remove.
11024
11025 2004-07-02 Kazu Hirata <kazu@cs.umass.edu>
11026
11027 * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
11028 tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
11029 typos.
11030
11031 2004-07-02 Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
11032
11033 * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
11034 (STANDARD_STARTFILE_PREFIX_2): Define.
11035 (standard_startfile_prefix_1): Initialize to
11036 STANDARD_STARTFILE_PREFIX_1.
11037 (standard_startfile_prefix_2): Initialize to
11038 STANDARD_STARTFILE_PREFIX_2.
11039 * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
11040 (STANDARD_STARTFILE_PREFIX_1): Define.
11041 (STANDARD_STARTFILE_PREFIX_2): Define.
11042 * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
11043 (STANDARD_STARTFILE_PREFIX_2): Document.
11044
11045 2004-07-01 Richard Henderson <rth@redhat.com>
11046
11047 * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
11048 in order to disable scalarization. Instead set a flag and wait
11049 for a candidate decl.
11050
11051 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
11052
11053 * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
11054 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
11055 Use terminology "testsuite" and "enumerated".
11056
11057 2004-07-01 Richard Henderson <rth@redhat.com>
11058
11059 * dwarf2out.c (reg_save): Use INVALID_REGNUM.
11060 (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
11061 (initial_return_save): Likewise.
11062 (flush_queued_reg_saves): Remap register numbers.
11063 (dwarf2out_return_reg): Likewise.
11064
11065 2004-07-01 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11066
11067 * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
11068
11069 * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
11070 access functions for lower bound and element size and only output
11071 if lower bound nonzero or element size not same as that of type.
11072 (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
11073
11074 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11075
11076 * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
11077
11078 2004-07-01 Per Bothner <per@bothner.com>
11079
11080 * final.c (final): Fix typo reported by Aaron W. LaFramboise.
11081
11082 2004-07-01 Jakub Jelinek <jakub@redhat.com>
11083
11084 * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
11085 bitfields as well. STRIP_NOPS from src operand and PLUS_EXPR's
11086 first operand. Don't optimize if the bitfield is volatile.
11087
11088 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11089
11090 * c-pretty-print.c (pp_c_postfix_expression): Handle
11091 floating-point comparison operators.
11092 (pp_c_expression): Pass floating-point comparison
11093 operators to pp_c_postfix_expression.
11094
11095 2004-07-01 Roger Sayle <roger@eyesopen.com>
11096
11097 * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
11098 rtx_cost instead of "had_mult" to determine whether the transformed
11099 expression is cheaper than the original.
11100
11101 2004-07-01 Jerry Quinn <jlquinn@optonline.net>
11102
11103 * alias.c (get_alias_set, canon_rtx, get_addr,
11104 nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
11105 Use MEM_P.
11106 * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
11107 expand_builtin): Likewise.
11108 * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
11109 Likewise.
11110 * combine.c (can_combine_p, combinable_i3pat, try_combine,
11111 find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
11112 rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
11113 record_dead_and_set_regs_1, get_last_value_validate,
11114 mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
11115 * cse.c (check_dependence, canon_hash, equiv_constant,
11116 gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
11117 cse_around_loop, cse_check_loop_start, cse_set_around_loop,
11118 count_reg_usage): Likewise.
11119 * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
11120 cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
11121 cselib_record_sets): Likewise.
11122 * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
11123 dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
11124 * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
11125 * df.c (df_uses_record): Likewise.
11126 * dojump (do_jump): Likewise.
11127 * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
11128 loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
11129 decl_start_label): Likewise.
11130 * emit-rtl.c (gen_complex_constant_part, gen_highpart,
11131 operand_subword, change_address_1, make_safe_from): Likewise.
11132 * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
11133 stabilize, force_not_mem): Likewise.
11134 * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
11135 expand_mult_const, expand_divmod, emit_store_flag): Likewise.
11136 * expr.c (convert_move, convert_modes, emit_block_move,
11137 emit_group_load, emit_group_store, clear_storage, emit_move_insn,
11138 emit_move_insn_1, expand_assignment, store_expr,
11139 store_constructor_field, store_constructor, store_field,
11140 force_operand, safe_from_p, expand_expr_real_1, expand_increment):
11141 Likewise.
11142 * final.c (cleanup_subreg_operands, alter_subreg,
11143 get_mem_expr_from_op): Likewise.
11144 * flow.c (notice_stack_pointer_modification_1,
11145 init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
11146 Likewise.
11147 * function.c (mark_temp_addr_taken, preserve_temp_slots,
11148 preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
11149 optimize_bit_field, flush_addressof, purge_addressof_1,
11150 instantiate_decl, instantiate_virtual_regs_1, assign_parms,
11151 setjmp_protect, setjmp_protect_args, fix_lexical_addr,
11152 keep_stack_depressed): Likewise.
11153 * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
11154 noce_process_if_block, find_memory): Likewise.
11155 * integrate.c (subst_constants, allocate_initial_values): Likewise.
11156 * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
11157 update_equiv_regs): Likewise.
11158 * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
11159 maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
11160 * optabs.c (expand_abs, emit_unop_insn): Likewise.
11161 * passes.c (rest_of_handle_final): Likewise.
11162 * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
11163 move2add_note_store): Likewise.
11164 * ra-build.c (detect_remat_webs): Likewise.
11165 * ra-debug.c (dump_static_insn_cost): Likewise.
11166 * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
11167 * recog.c (validate_change, apply_change_group, cancel_changes,
11168 validate_replace_rtx_1, general_operand, register_operand,
11169 nonmemory_operand, push_operand, pop_operand, memory_operand,
11170 indirect_operand, asm_operand_ok, offsettable_memref_p,
11171 offsettable_nonstrict_memref_p, constrain_operands,
11172 store_data_bypass_p): Likewise.
11173 * reg-stack.c (subst_stack_regs_pat): Likewise.
11174 * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
11175 copy_cost, reg_scan_mark_refs): Likewise.
11176 * regmove.c (optimize_reg_copy_3, stack_memref_p,
11177 combine_stack_adjustments_for_block): Likewise.
11178 * regrename.c (copyprop_hardreg_forward_1): Likewise.
11179 * reload.c (can_reload_into, push_reload, decompose, immune_p,
11180 find_reloads, find_reloads_address, find_reloads_address_1,
11181 reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
11182 find_equiv_reg): Likewise.
11183 * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
11184 reload_as_needed, choose_reload_regs, emit_input_reload_insns,
11185 do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
11186 delete_address_reloads): Likewise.
11187 * resource.c (mark_referenced_resources): Likewise.
11188 * rtlanal.c (get_jump_table_offset, count_occurrences,
11189 reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
11190 reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
11191 num_sign_bit_copies1): Likewise.
11192 * rtlhooks.c (gen_lowpart_general): Likewise.
11193 * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
11194 * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
11195 sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
11196 sdbout_global_decl): Likewise.
11197 * simplify-rtx.c (simplify_subreg): Likewise.
11198 * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
11199 expand_anon_union_decl, expand_end_case_type): Likewise.
11200 * unroll.c (calculate_giv_inc): Likewise.
11201 * var-tracking.c (stack_adjust_offset_pre_post,
11202 bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
11203 add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
11204 vt_add_function_parameters): Likewise.
11205 * varasm.c (make_var_volatile, notice_global_symbol,
11206 assemble_external, decode_addr_const, mark_weak,
11207 default_encode_section_info): Likewise.
11208
11209 2004-07-01 Steven Bosscher <stevenb@suse.de>
11210
11211 * stmt.c (check_seenlabel): Remove.
11212 (pushcase, pushcase_range, expand_end_case_type): Don't call it.
11213
11214 2004-07-01 Richard Henderson <rth@redhat.com>
11215
11216 * function.h (struct function): Remove x_function_call_count.
11217 (function_call_count): Remove.
11218 * calls.c (expand_call): Don't set it.
11219 * integrate.c (copy_rtx_and_substitute): Likewise.
11220
11221 * function.h (struct function): Remove x_cleanup_label.
11222 (cleanup_label): Remove.
11223 * stmt.c (expand_value_return): Don't use it.
11224 * function.c (free_after_compilation): Don't set it.
11225 (expand_function_start): Likewise. Remove parms_have_cleanups arg.
11226 * cfgexpand.c (tree_expand_cfg): Update call.
11227 * tree.h (expand_function_start): Update decl.
11228
11229 2004-07-01 Joseph S. Myers <jsm@polyomino.org.uk>
11230
11231 PR c/1027
11232 * c-lang.c (c_initialize_diagnostics): Move from here ...
11233 * c-objc-common.c: ... to here. Include "c-pretty-print.h".
11234 (c_tree_printer): Use pretty-printer to format %T.
11235 * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
11236 before '*' if not C++.
11237 (pp_c_direct_abstract_declarator): Don't try to print array upper
11238 bound for flexible array members.
11239 * c-tree.h: Include "diagnostic.h".
11240 (c_initialize_diagnostics): Declare.
11241 * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
11242 * c-format.c (format_type_warning): New function. Improve
11243 diagnostics for incorrect format argument types.
11244 (check_format_types): Use it. Add two parameters. Use the
11245 TYPE_MAIN_VARIANT of wanted_type.
11246 (check_format_info_main): Pass new parameters to
11247 check_format_types.
11248 (struct format_wanted_type): Update comment.
11249
11250 2004-07-01 Nick Clifton <nickc@redhat.com>
11251
11252 * target.h (struct gcc_target): Add new field to struct cxx:
11253 import_export_class.
11254 * target-def.h (TARGET_CXX): Initialise the new field.
11255 (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
11256 the new field.
11257 * doc/tm.texi: Document the new target hook.
11258
11259 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11260
11261 * builtins.c (fold_builtin_classify): Fix typo.
11262
11263 2004-07-01 Richard Henderson <rth@redhat.com>
11264
11265 * function.c (identify_blocks, identify_blocks_1): Remove.
11266 * function.h (identify_blocks): Remove.
11267 * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
11268
11269 2004-07-01 Paolo Bonzini <bonzini@gnu.org>
11270
11271 * builtins.c (fold_builtin_classify): New.
11272 (fold_builtin_unordered_cmp): Fix commentary.
11273 (fold_builtin): Use it.
11274 * builtins.def: Define builtins for isnan,
11275 isnanf, isnanl, finite, finitef, finitel,
11276 isinf, isinff, isinfl.
11277
11278 2004-07-01 Richard Henderson <rth@redhat.com>
11279
11280 * function.h (struct function): Remove dont_emit_block_notes.
11281 * gimple-low.c (lower_function_body): Don't set it.
11282 * cfgexpand.c (expand_block): Don't check it.
11283 * cfglayout.c (insn_locators_initialize): Likewise.
11284 * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
11285 * passes.c (rest_of_compilation): Likewise.
11286 * stmt.c (expand_start_bindings_and_block): Likewise.
11287 (expand_end_bindings): Likewise.
11288
11289 2004-07-01 Richard Henderson <rth@redhat.com>
11290
11291 * cgraph.h (cgraph_build_static_cdtor): Declare.
11292 * cgraphunit.c (cgraph_build_static_cdtor): New.
11293 * c-objc-common.c (build_cdtor): Use it.
11294 * coverage.c (create_coverage): Likewise.
11295 * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
11296 * optabs.c (init_optabs): Don't set gcov_init_libfunc.
11297
11298 See ChangeLog.11 for earlier changes.