1 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3 * config.gcc (mips*-*-gnu*): Delete support.
4 * config/mips/gnu.h: Remove.
6 2001-10-10 Kazu Hirata <kazu@hxi.com>
8 * calls.c: Fix formatting.
10 * cfgcleanup.c: Likewise.
11 * combine.c: Likewise.
12 * cppfiles.c: Likewise.
14 * cppmacro.c: Likewise.
15 * crtstuff.c: Likewise.
17 * dwarf2out.c: Likewise.
20 * fold-const.c: Likewise.
21 * function.c: Likewise.
23 * genattrtab.c: Likewise.
24 * ggc-page.c: Likewise.
25 * integrate.c: Likewise.
26 * libgcc2.c: Likewise.
29 * profile.c: Likewise.
30 * protoize.c: Likewise.
33 * reload1.c: Likewise.
36 * resource.c: Likewise.
37 * sched-rgn.c: Likewise.
43 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
45 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
46 * Makefile.in (langhooks.o): Add dependencies.
48 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
50 * rs6000.c (rs6000_emit_load_toc_table): Don't
52 (create_TOC_reference): Likewise.
54 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
56 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
59 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
61 * config/i386/i386.c (ix86_attribute_table): Correct
62 min_len, max_len fields for dllimport, dllexport and shared.
64 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
66 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
67 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
68 Consistently use "nonzero" instead of "non-zero".
70 2001-10-09 Kazu Hirata <kazu@hxi.com>
72 * acconfig.h: Fix comment formatting.
75 * conditions.h: Likewise.
77 * function.h: Likewise.
80 * integrate.h: Likewise.
85 2001-10-09 Kazu Hirata <kazu@hxi.com>
87 * c-common.h: Fix comment formatting.
90 * diagnostic.h: Likewise.
93 * gcov-io.h: Likewise.
94 * genattrtab.c: Likewise.
96 * predict.h: Likewise.
97 * reload1.c: Likewise.
99 * resource.h: Likewise.
101 * system.h: Likewise.
103 * tree-inline.c: Likewise.
104 * tsystem.h: Likewise.
105 * varasm.c: Likewise.
106 * xcoffout.h: Likewise.
108 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
110 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
112 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
114 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
115 config/i386/i386elf.h, config/i386/netbsd-elf.h,
116 config/i386/netware.h, config/mcore/gfloat.h,
117 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
118 config/netware.h, gccbug.in: Update FSF address.
120 2001-10-09 Kazu Hirata <kazu@hxi.com>
122 * c-common.c: Fix comment typos.
123 * cfgrtl.c: Likewise.
124 * collect2.c: Likewise.
125 * cpplex.c: Likewise.
126 * doloop.c: Likewise.
127 * dwarf2out.c: Likewise.
128 * dwarfout.c: Likewise.
130 * fold-const.c: Likewise.
134 * global.c: Likewise.
137 * optabs.c: Likewise.
138 * protoize.c: Likewise.
139 * regclass.c: Likewise.
144 * doc/cpp.texi: Likewise.
145 * doc/c-tree.texi: Likewise.
146 * doc/extend.texi: Likewise.
147 * doc/invoke.texi: Likewise.
148 * doc/objc.texi: Likewise.
149 * doc/tm.texi: Likewise.
151 2001-10-08 Richard Henderson <rth@redhat.com>
153 * varasm.c (set_named_section_flags): Initialize "declared".
155 2001-10-08 Robert Lipe <robertlipe@usa.net>
157 * varasm.c (struct in_named_entry): Add declared.
158 (named_section_first_declaration): New function.
159 (default_elf_asm_named_section): Use it.
160 * output.h (named_section_first_declaration): New.
162 2001-10-08 Richard Henderson <rth@redhat.com>
164 * i386.md (movsi_xor): Export.
165 (setcc peep2): Use it when available; add an alternative to
166 match zero_extendhisi2_and.
168 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
170 * romp-protos.h (romp_initialize_trampoline): New function.
171 * romp.c (romp_initialize_trampoline): Likewise.
172 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
173 romp_initialize_trampoline.
175 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
177 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
178 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
179 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
180 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
182 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
184 * unroll.c (loop_iterations): Extend check for multiple back edges.
186 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
188 * langhooks.h: New file.
189 * Makefile.in (OBJS): Added langhooks.o.
190 (c-lang.o): Depend on langhooks.h.
191 (c-common.o): Don't depend on tree-inline.h.
192 (tree-inline.o): Depend on toplev.h.
193 (langhooks.o): New rule.
194 * c-common.c: Don't include tree-inline.h.
195 (c_mark_lang_decl): Mark argument c as unused.
196 (c_common_lang_init): Don't initialize hooks here.
197 * c-lang.c: Include langhooks.h, then override some macros.
198 (lang_hooks): Initialize with macros in langhooks.h.
199 (c_init): Don't initialize hooks here.
200 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
201 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
202 * tree-inline.c: Include toplev.h. Don't define hook variables.
203 * tree-inline.h: Don't define hook types nor declare hook
204 variables. Move macros to...
205 * langhooks.c: ... new file, as functions. Adjust all callers.
207 2001-10-08 Jeffrey A Law <law@cygnus.com>
209 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
210 purge_mem_unchanging_flag on all instructions, not just on those
211 before NOTE_INSN_FUNCTION_BEG.
213 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
215 * cppmacro.c (_cpp_create_definition): Leave comments off.
217 * doc/cpp.texi: Update.
219 2001-10-08 DJ Delorie <dj@redhat.com>
221 * c-decl.c (grokfield): Make sure the only unnamed fields
222 we're allowing are either structs or unions.
223 * doc/extend.texi: Add documentation for the unnamed field
226 2001-10-08 Zack Weinberg <zack@codesourcery.com>
228 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
229 * configure.in: Use it.
230 * configure: Regenerated.
231 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
232 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
234 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
236 * cppfiles.c (open_file): Don't mark zero-length files
237 never-reread here. Don't output diagnostics here either.
238 (stack_include_file): Mark them never-reread here.
239 (_cpp_read_file): Update.
241 2001-10-08 Richard Henderson <rth@redhat.com>
243 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
245 2001-10-08 Richard Henderson <rth@redhat.com>
247 * expr.c (store_expr): When converting a CONST_INT for storage
248 in a SUBREG, convert it to both SUBREG modes before stripping
251 2001-10-08 Richard Henderson <rth@redhat.com>
253 * varasm.c (restore_varasm_status): New.
254 * function.h: Declare it.
255 * function.c (pop_function_context_from): Call it.
257 2001-10-08 Richard Henderson <rth@redhat.com>
259 * c-common.h (struct c_lang_decl): Add declared_inline.
260 * c-tree.h (DECL_DECLARED_INLINE_P): New.
261 * c-lang.c (c_disregard_inline_limits): Use it.
262 * c-decl.c (duplicate_decls): Likewise.
263 (pushdecl, redeclaration_error_message): Likewise.
264 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
265 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
266 Set DECL_INLINE if -finline-functions.
267 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
269 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
271 * cppmacro.c (funlike_invocation_p): Move some logic to caller
272 in enter_macro_context. Create a padding token in its own context
273 if necessary when the search for '(' fails.
274 (enter_macro_context): Update.
276 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
278 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
279 genmultilib, toplev.c: Fix spelling errors of "separate" as
280 "seperate", and corresponding spelling errors of related words.
282 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
284 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
285 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
287 * c-dump.c (dump_option_value_info): Likewise.
288 * c-format.c (format_length_info, format_char_info,
289 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
290 * collect2.c (names): Likewise.
291 * cppdefault.h (default_include): Likewise.
292 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
293 * flow.c (life_analysis): Likewise.
294 * gcc.c (dir_separator_str, modify_target, option_map,
295 target_option_translations, spec_list_1, extra_specs_1,
296 init_spec): Likewise.
297 * gcov.c (gcov_version_string): Likewise.
298 * genattr.c (write_units): Likewise.
299 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
300 * gengenrtl.c (rtx_definition, defs): Likewise.
301 * genrecog.c (pred_table): Likewise.
302 * global.c (global_alloc): Likewise.
303 * lcm.c (optimize_mode_switching): Likewise.
304 * local-alloc.c (find_free_reg): Likewise.
305 * params.h (param_info): Likewise.
306 * predict.c (predictor_info): Likewise.
307 * protoize.c (unexpansion_struct): Likewise.
308 * real.c (bmask): Likewise.
309 * recog.h (insn_operand_data, insn_data): Likewise.
310 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
311 * stmt.c (expand_nl_goto_receiver): Likewise.
312 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
313 target_switches, target_options): Likewise.
314 * tradcif.y (token, tokentab2, yylex): Likewise.
315 * tree.h (attribute_spec): Likewise.
317 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
319 * arc.c (arc_output_function_epilogue): Likewise.
320 * arm.c (processors, all_cores, all_architectures,
321 arm_override_options, isr_attribute_arg, isr_attribute_args,
322 arm_isr_value): Likewise.
323 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
325 * c4x.c (c4x_int_reglist): Likewise.
326 * d30v.c (override_options): Likewise.
327 * h8300.c (shift_insn): Likewise.
328 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
329 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
330 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
331 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
332 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
333 * i386.h (processor_costs, ix86_cost): Likewise.
334 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
335 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
336 * m68k.c (codes_68881, codes_FPA): Likewise.
337 * m88k.c (mode_from_align, max_from_align, all_from_align,
338 best_from_align, m_options): Likewise.
339 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
340 * mcore.c (mode_from_align): Likewise.
341 * mips/elf64.h (UNIQUE_SECTION): Likewise.
342 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
343 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
344 * mips.h (mips_regno_to_class): Likewise.
345 * ns32k.c (scales): Likewise.
346 * pa.c (import_string, magic_milli): Likewise.
347 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
348 * sparc.c (leaf_reg_remap, sparc_override_options,
349 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
351 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
353 2001-10-07 Dale Johannesen <dalej@apple.com>
355 * reload1.c (reload_reg_free_p): Teach register interference
356 checking that multiple output reloads are emitted in
358 reload1.c (reload_reg_reaches_end_p): Ditto.
359 reload1.c (reloads_conflict): Ditto.
361 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
363 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
364 NULL_TREE inside @code.
366 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
368 * doc/gcc.texi: Document consistent style of "32-bit",
369 "Objective-C", and "@code{NULL}".
371 2001-10-06 Zack Weinberg <zack@codesourcery.com>
373 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
374 (cpp_token_len, cpp_spell_token, cpp_output_token,
375 _cpp_equiv_tokens): Handle it.
376 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
377 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
378 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
381 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
383 * gcc.c (default_compilers): Remove .ada.
385 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
387 * doc/cppinternals.texi: Update.
389 2001-10-06 Zack Weinberg <zack@codesourcery.com>
391 * gcc.c (main): Set this_file_error if the appropriate
392 compiler for a language has not been installed.
394 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
396 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
398 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
400 * gccbug.in (CATEGORIES): Add ada.
402 2001-10-05 Catherine Moore <clm@redhat.com>
404 * config/stormy16/stormy-abi: Document abi changes.
405 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
406 (ICALL_REGS): New register class.
407 (NUM_ARGUMENT_REGISTERS): Now 6.
408 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
410 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
411 * config/stormy16.md (call_internal, call_value_internal,
412 indirect_jump): Use new 'z' constraint.
414 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
416 * doc/cppinternals.texi: Update.
418 2001-10-05 Richard Henderson <rth@redhat.com>
420 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
421 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
422 the gas section-name-as-label feature.
424 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
426 * doc/cppinternals.texi: Update.
428 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
430 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
431 to ensure valid SImode constants.
433 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
435 * Makefile.in (c-decl.o): Depend on tree-inline.h.
436 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
437 * c-decl.c: Include tree-inline.h.
438 (c_expand_body): Call optimize_inline_calls. Determine whether
439 a function is inlinable upfront, and only clear
440 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
441 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
442 (c_disregard_inline_limits): New function.
443 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
444 (c_post_options): Enable tree inlining if inlining is enabled.
445 Don't inline trees when instrumenting functions.
446 (c_init): Initialize lang_disregard_inline_limits and
447 lang_cannot_inline_tree_fn.
448 * tree-inline.c (initialize_inlined_parameters): Handle calls
449 with fewer arguments than declared parameters, and fewer
450 parameters than passed arguments. Don't assume value is a
452 (declare_return_variable): Convert return value back to the
453 original type, if it was promoted.
454 (tree_inlinable_function_p): New function.
455 (inlinable_function_p): Don't look at DECL_INLINE if we're
456 inlining all functions. Make it work with a NULL id.
457 Re-check DECL_UNINLINABLE after language-specific checks.
458 * tree-inline.h (tree_inlinable_function_p): Declare it.
459 * integrate.c (save_for_inline): Don't bother to prepare argvec
461 * cse.c (check_for_label_ref): Don't check deleted labels.
463 * Makefile.in (tree-inline.o): Depend on newly-included headers.
464 * tree-inline.c: Include headers needed for the functions moved in.
465 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
466 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
467 (copy_body, initialize_inlined_parameters): Likewise.
468 (declare_return_variable, inlinable_function_p): Likewise.
469 (expand_call_inline, expand_calls_inline): Likewise.
470 (optimize_inline_calls, clone_body): Likewise.
471 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
472 (copy_tree_r, remap_save_expr): Likewise.
474 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
476 * Makefile.in (OBJS): Added tree-inline.o.
477 (c-common.o): Depend on tree-inline.h.
478 (tree-inline.o): New target.
479 * c-common.c: Include tree-inline.h.
480 (c_mark_lang_decl): Don't mark saved_tree.
481 (c_common_lang_init): Set lang_anon_aggr_type_p.
482 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
483 (struct c_lang_decl): Moved saved_tree to tree_decl.
484 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
485 * integrate.h (function_attribute_inlinable_p): Declare it.
486 * integrate.c (function_attribute_inlinable_p): Export it.
487 * tree-inline.c: New file. Define variables declared in...
488 * tree-inline.h: New file. Declare functions to be moved to
489 tree-inline.c. Define macros and declare types and hooks for
490 language-specific tree inlining.
491 (flag_inline_trees): Moved definition from cp/decl2.c.
492 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
493 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
494 (struct tree_decl): Moved saved_tree from c_lang_decl and
495 inlined_fns from C++'s lang_decl.
497 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
499 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
500 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
502 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
504 * doc/cppinternals.texi: Update.
506 2001-10-04 Eric Christopher <echristo@redhat.com>
508 * config/mips/mips.c (init_cumulative_args): Remember to set
510 * config.gcc: Redo linux configuration. Add target_cpu_default
511 of soft-float to all mipsisa32 combinations and tx39.
512 * config/mips/linux.h: Remove include of mips.h.
514 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
516 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
517 HOST_LDFLAGS and HOST_CPPFLAGS.
519 2001-10-03 Ziemowit Laski <zlaski@apple.com>
521 * c-parse.in (objc_inherit_code, objc_pq_context,
522 objc_public_flag): Make static.
523 (objc_interface_context, objc_implementation_context,
524 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
525 global tree array in objc/objc-act.[ch].
526 (methoddef): Remove unnecessary code.
528 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
529 Hoist struct definitions to objc-act.h.
530 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
531 cat_count): Place declaration in objc-act.h.
532 (objc_tree_index): Move enumeration to objc-act.h.
533 (objc_global_trees): Place declaration and macro accessors in
535 (implementation_context): Remove duplicate; use
536 objc_implementation_context instead:
537 (method_context): Remove duplicate; use objc_method_context
539 (objc_ellipsis_node, objc_method_prototype_template,
540 implemented_classes, function_type): Move global vars to
542 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
543 (build_message_expr): Move actual construction of ObjC message
544 send nodes to finish_message_expr.
545 (finish_message_expr): New routine, contains code formerly in
547 * objc/objc-act.h (finish_message_expr): New prototype.
548 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
549 declarations; these vars are now part of objc_global_trees.
550 (objc_tree_index, objc_global_trees): Move definitions from
552 * objc/objc-tree.def: Update copyright info.
554 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
556 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
558 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
559 only if TARGET_ARCH64.
561 2001-10-02 Bernd Schmidt <bernds@redhat.com>
563 * doc/extend.texi: Fix some problems with previous checkin.
564 * doc/invoke.texi: Likewise.
566 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
568 * cpphash.h: Update comments.
569 (cpp_context): Update.
570 (spec_nodes): Remove n__Pragma.
571 * cppinit.c (cpp_create_reader): Update.
572 (builtin_array): Add _Pragma.
573 * cpplib.h: Update comments.
574 (NODE_DISABLED, BT_PRAGMA): New.
575 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
576 * cppmacro.c (struct cpp_macro): Remove disabled.
577 (builtin_macro): Return int, handle _Pragma, push the new token
578 on the context stack.
579 (funlike_invocation_p): Unconstify, update.
580 (enter_macro_context): Handle builtins here.
581 (replace_args, push_token_context, push_ptoken_context):
582 Update for prototype changes.
583 (_cpp_pop_context): Update.
584 (cpp_get_token): Don't handle buitins, nor _Pragma here.
585 (cpp_sys_macro_p): Update.
586 (_cpp_free_definition): Clear disabled flag.
587 (_cpp_create_definition): Upate.
588 * cppmain.c: Update comments.
590 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
591 Andreas Jaeger <aj@suse.de>,
592 Jan Hubicka <jh@suse.cz>
594 * doc/invoke.texi (i386 Options): Document x86-64 options.
595 (i386 and x86-64 Options): Rename i386 options section.
597 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
598 (TARGET_SWITCHES): Add -munwind-info.
599 (MASK_NO_UNWIND_INFO): New.
600 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
602 (ASM_OUTPUT_DOUBLE_INT): New.
604 * config/i386/linux64.h: New spec file for Linux x86-64 support.
605 * config.gcc: Fix tm_file settings for x86-64.
606 * config/i386/x86-64.h: New file with OS independent x86-64
608 * config/i386/biarch64.h: New file used to configure compiler
609 to biarch/64bit compilation.
611 * config/i386/i386.c: (override_options): Set flags default
612 for 64bit compilation.
614 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
616 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
617 (ix86_expand_int_movcc): Optimize DImode conditional moves with
619 (ix86_attr_length_immediate_default): Support MODE_DI.
620 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
622 (indirect_jump, tablejump): Turn into expander.
624 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
626 * c-common.c (c_format_attribute_table): Make format and
627 format_arg attributes apply to function types rather than to
629 (is_valid_printf_arglist): Construct an attribute list and pass
630 that to check_function_format rather than a name.
631 * c-common.h (check_function_format): Adjust prototype.
632 * c-decl.c (duplicate_decls): Preserve attributes from type of
633 built-in decl when allowing for harmless conflict in types.
634 * c-format.c (record_function_format,
635 record_international_format, function_format_list,
636 international_format_info, international_format_list): Remove.
637 (function_format_info): Remove next, name and assembler_name.
638 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
639 (decode_format_attr): New.
640 (handle_format_attribute): Handle receiving a type rather than a
641 decl. Call decode_format_attr. Store format information in a
642 function_format_info.
643 (handle_format_arg_attribute): Correct comment. Handle receiving
644 a type rather than a decl. Use unsigned HOST_WIDE_INT for
646 (check_format_info_recurse, check_format_info_main): Take argument
647 numbers as unsigned HOST_WIDE_INT.
648 (check_function_format): Take a list of attributes from the
649 function type rather than a name or assembler name. Check for
650 format attributes in that list and the attributes on the type of
651 the current function rather than looking through
652 function_format_list.
653 (check_format_info): Use unsigned HOST_WIDE_INT for argument
655 (check_format_info_recurse): Take format_arg attributes from the
656 type of the function calls rather than using
657 international_format_list. Allow for multiple format_arg
659 * c-typeck.c (build_function_call): Pass type attributes to
660 check_function_format rather than name or assembler name. Don't
661 require there to be a name or assembler name to check formats.
663 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
665 * attribs.c (decl_attributes): Possibly call
666 insert_default_attributes to insert default attributes on
667 functions in a lazy manner.
668 * builtin-attrs.def: New file; define the default format and
669 format_arg attributes.
670 * c-common.c (c_format_attribute_table): Move to earlier in the
672 (c_common_nodes_and_builtins): Initialize format_attribute_table.
673 (enum built_in_attribute, built_in_attributes,
674 c_attrs_initialized, c_init_attributes,
675 c_common_insert_default_attributes): New.
676 (c_common_lang_init): Don't initialize format_attribute_table. Do
677 call c_init_attributes.
678 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
679 * c-common.h (init_function_format_info): Don't declare.
680 (c_common_insert_default_attributes): Declare.
681 * c-decl.c (implicitly_declare, builtin_function): Call
683 (init_decl_processing): Don't call init_function_format_info.
684 (insert_default_attributes): New.
685 * c-format.c (handle_format_attribute,
686 handle_format_arg_attribute): Be quiet about inappropriate
687 declaration when applying default attributes.
688 (init_function_format_info): Remove.
689 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
690 (insert_default_attributes): Declare.
692 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
694 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
696 2001-10-01 Jim Wilson <wilson@redhat.com>
698 * sched-deps.c (add_dependence): When elide conditional dependence,
699 check that insn doesn't modify cond2.
701 2001-10-01 Dale Johannesen <dalej@apple.com>
703 * config/rs6000/rs6000.h (enum processor_type): Add support
704 for 7400 (G4) and 7450.
706 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
707 (rs6000_issue_rate): Ditto.
708 (rs6000_adjust_cost): Fix cycle counts for compares.
709 (debug_stack_info): Fix an obvious typo.
710 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
711 * doc/invoke.texi: Document.
712 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
714 (PROCESSOR_DEFAULT): Ditto.
716 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
718 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
719 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
720 later recursive make invocation.
722 2001-10-01 Hans Boehm <boehm@acm.org>
724 * optabs.c (emit_libcall_block): When using non-call exceptions,
725 don't add REG_LIBCALL reg notes to trapping calls.
727 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
729 * flow.c (propagate_block_delete_libcall): Remove unused first arg
730 (propagate_one_insn): Update for above change
732 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
734 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
735 _Unwind_GetTextRelBase): Argument is unused.
737 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
739 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
740 Loop through NOPs, placeholders, and components.
741 Don't go through NOPs if change mode.
742 (record_alias_subset): Do nothing if SUBSET and SET are the same.
743 * emit-rtl.c (set_mem_alias_set): Enable check.
744 * expr.c (find_placeholder): New function.
745 (expand_expr, case PLACEHOLDER_EXPR): Use it.
746 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
747 to modify it and avoid unneeded copies.
748 * expr.h (expand_expr): Always define.
749 (find_placeholder): New declaration.
751 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
753 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
754 operand 2 is the stack pointer.
755 ("addr-peephole"): Fix address computation peephole when operand 2
756 is the stack pointer.
758 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
760 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
761 (ix86_setup_incoming_varargs): Likewise.
763 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
765 * stor-layout.c (layout_type): Don't complain about too-large
768 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
770 * function.c (keep_stack_depressed): Don't use delete_insn.
772 * expr.h (set_mem_alias_set): Move decl to here.
773 * rtl.h (mem_attrs): New typedef and struct.
774 (union rtunion_def): Add field for mem_attrs.
775 (X0MEMATTR, MEM_ATTRS): New macros.
776 (MEM_ALIAS_SET): Use MEM_ATTRS.
777 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
778 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
779 (set_mem_alias_set): Delete decl from here.
781 * alias.c (set_mem_alias_set): Delete from here.
782 * emit-rtl.c (mem_attrs_htab): New variable.
783 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
784 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
785 (mem_attrs_mark, get_mem_attrs): Likewise.
786 (gen_rtx_MEM): Clear MEM_ATTRS.
787 (set_mem_attributes): Move to here.
788 (set_mem_alias_set): Likewise, and call get_mem_attrs.
789 (init_emit_once): const_int_htab now deletable htab.
790 Initialize mem_attrs_htab.
791 * explow.c (set_mem_attributes): Delete from here.
792 * function.c (put_var_into_stack): Clear MEM_ATTRS.
793 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
794 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
795 * reload1.c (reload): Rework changing REG to MEM.
797 2001-09-30 H.J. Lu <hjl@gnu.org>
799 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
800 * config.in: Rebuild.
802 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
804 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
805 ("tsthi_1"): Avoid allocation in register y.
806 ("*movqi_68hc12"): Reorganize and fix constraints.
807 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
808 ("addqi3"): Likewise.
809 ("addhi3"): Fix constraints.
810 ("*logicalhi3_zexthi"): Disparage soft registers.
812 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
814 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
817 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
819 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
820 that we use setjmp/longjmp exceptions.
822 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
824 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
825 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
826 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
827 _cpp_pool_alloc, _cpp_next_chunk): Remove.
828 (_cpp_extend_buff, BUFF_ROOM): Update.
829 (_cpp_append_extend_buff): New.
830 (struct cpp_reader): Remove macro_pool, add a_buff.
831 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
833 (cpp_destroy): Free a_buff instead of macro_pool.
834 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
835 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
836 _cpp_pool_alloc, ): Remove.
837 (parse_number, parse_string): Update use of _cpp_extend_buff.
838 (_cpp_extend_buff): Update.
839 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
840 * cpplib.c (glue_header_name, parse_answer):
841 Update use of _cpp_extend_buff.
842 (cpp_register_pragma, cpp_register_pragma_space): Use
844 (do_assert, do_unassert): Check for EOL, update.
845 * cppmacro.c (stringify_arg, collect_args): Update to use
846 _cpp_extend_buff and _cpp_append_extend_buff.
847 (save_parameter, parse_params, alloc_expansion_token,
848 _cpp_create_definition): Rework memory management.
850 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
852 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
853 update md_exec_prefix.
854 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
857 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
859 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
860 (SELECT_CC_MODE): Use s390_select_ccmode.
861 * config/s390/s390-protos.h (s390_select_ccmode): Add.
862 * config/s390/s390.c (s390_select_ccmode): New.
863 (s390_match_ccmode): Add CCLmode.
864 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
865 (output_branch_condition, output_inverse_branch_condition): Removed.
866 (print_operand): Use s390_branch_condition_mnemonic.
867 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
868 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
869 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
871 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
872 when converting conditional branches to far branches.
873 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
874 cmpint_di): Use CCSmode instead of CCUmode.
876 * config/s390/s390.c (legitimate_la_operand_p): New.
877 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
878 * config/s390/s390.md (movsi): Convert load address patterns to
879 arithmetic operations when necessary.
880 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
881 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
882 (*do_la_reg_0): Don't use before reload.
884 * config/s390/s390.c (legitimize_address): Make more efficient
885 use of two-register addressing mode.
887 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
888 with -mno-backchain in some corner cases.
890 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
892 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
894 * reload.c (find_reloads): Mark new USE insns with QImode.
895 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
896 find_reloads_subreg_address): Likewise.
897 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
899 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
901 (reload): Make sure there are no USEs with mode other than
902 VOIDmode. At the end, remove those marked with QImode.
904 2001-09-29 Per Bothner <per@bothner.com>
906 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
907 * Makefile.in (includedir): Rename to local_includedir.
908 (includedir): Define as $(prefix)/include.
909 * config.in (PREFIX_INCLUDE_DIR): New variable.
910 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
912 2001-09-29 Bernd Schmidt <bernds@redhat.com>
914 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
916 * doc/extend.texi (Vector Extensions): New node.
917 * doc/invoke.texi (Machine Dependent Options): Add documentation for
918 i386 -mmmx, -msse, -m3dnow.
920 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
922 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
924 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
926 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
928 * doc/invoke.texi (Optimize Options): Delete spurious @table.
930 2001-09-28 Richard Henderson <rth@redhat.com>
932 * varasm.c (assemble_integer): Bound alignment check by
935 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
937 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
939 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
941 2001-09-25 Bernd Schmidt <bernds@redhat.com>
943 Mostly from Graham Stott <grahams@redhat.com>
944 * c-common.c (type_for_mode): Add support for V2SFmode.
945 * tree.c (build_common_tree_nodes_2): Likewise.
946 * tree.h (enum tree_index, global_trees): Likewise.
947 * config/i386/i386.c (x86_3dnow_a): New variable.
948 (override_options): Support 3Dnow extensions.
949 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
950 Athlon's version of 3Dnow.
951 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
952 (ix86_expand_builtin): Handle them.
953 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
954 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
955 TARGET_3DNOW_A): New macros.
956 (TARGET_SWITCHES): Add 3Dnow switches.
957 (VALID_MMX_REG_MODE_3DNOW): New macro.
958 (VECTOR_MODE_SUPPORTED_P): Use it.
959 (enum ix86_builtins): Add entries for 3Dnow builtins.
960 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
961 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
962 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
963 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
964 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
965 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
966 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
967 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
968 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
969 sfence_insn, prefetch): Make these available if TARGET_SSE or
972 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
974 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
975 ix86_va_start, ix86_build_va_list): Declare.
976 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
977 ix86_va_start, ix86_build_va_list): New global functions.
978 * i386.md (sse_prologue_save_insn): New insn.
979 (sse_prologue_save): New expander.
980 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
981 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
983 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
985 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
986 Use size_t everywhere, make definitions consistent with
989 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
991 * gcse.c (replace_store_insn): Use delete_insn.
992 * loop.c (move_movables): Likewise; avoid delete_insn
993 from clobbering notes moved elsewhere.
994 (check_dbra_loop): Use delete_insn.
995 * ssa.c (convert_from_ssa): Likewise.
996 * cse.c (cse_insn): Use delete_insn.
998 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1000 * cpphash.h (struct cpp_buff): Make unsigned.
1001 (_cpp_get_buff): Take length of size_t.
1002 (_cpp_unaligned_alloc): New.
1003 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1004 (struct cpp_reader): Remove ident_pool. Add u_buff.
1005 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1006 (cpp_destroy): Destroy u_buff, not ident_pool.
1007 * cpplex.c (parse_number, parse_string, save_comment,
1008 cpp_token_as_text): Update to use the unaligned buffer.
1009 (new_buff): Make unsigned.
1010 (_cpp_unaligned_alloc): New.
1011 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1012 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1014 (collect_args): Make unsigned.
1016 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1018 * cpplex.c (cpp_output_token): Use a putc loop for
1019 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1021 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1022 * configure, config.in: Regenerate.
1023 * system.h: Replace fwrite and fprintf with their unlocked
1024 variants if available.
1026 2001-09-27 Richard Henderson <rth@redhat.com>
1028 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1029 in favour of .eh_frame.
1031 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1033 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1035 (LIBCALL_VALUE): Likewise.
1037 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1039 * cpphash.h: Update comment.
1040 * cpplex.c: Update comments.
1041 (_cpp_can_paste): Remove.
1042 * cpplib.h (_cpp_can_paste): Remove.
1043 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1044 lexer rather than _cpp_can_paste.
1046 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1048 * doc/cppinternals.texi: Update.
1050 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1052 * cpphash.h (struct cpp_pool): Remove locks and locked.
1053 (struct cpp_context): Add member buff.
1054 (struct cpp_reader): Remove member argument_pool.
1055 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1056 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1057 * cpplex.c (chunk_suitable): Remove pool argument.
1058 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1059 (new_buff, _cpp_extend_buff): Update.
1060 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1061 which buffer is returned.
1062 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1063 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1064 * cppmacro.c (lock_pools, unlock_pools): Remove.
1065 (push_ptoken_context): Take a _cpp_buff.
1066 (enter_macro_context): Pool locking removed.
1067 (replace_args): Use a _cpp_buff for the replacement list with
1069 (push_token_context): Clear buff.
1070 (expand_arg): Use _cpp_pop_context.
1071 (_cpp_pop_context): Free a context's buffer, if any.
1073 2001-09-26 DJ Delorie <dj@redhat.com>
1075 * c-typeck.c (digest_init): Check for sizeless arrays.
1077 2001-09-26 Richard Henderson <rth@redhat.com>
1079 * optabs.c (init_one_libfunc): Create a dummy function type
1080 instead of using error_mark_node.
1082 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1084 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1085 _cpp_extend_buff, _cpp_free_buff): New.
1086 (struct cpp_reader): New member free_buffs.
1087 * cppinit.c (cpp_destroy): Free buffers.
1088 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1089 _cpp_extend_buff, _cpp_free_buff): New.
1090 * cpplib.h (struct cpp_options): Remove unused member.
1091 * cppmacro.c (collect_args): New. Combines the old parse_arg
1092 and parse_args. Use _cpp_buff for memory allocation.
1093 (funlike_invocation_p, replace_args): Update.
1095 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1097 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1099 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1101 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1103 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1105 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1108 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1109 Jim Wilson <wilson@redhat.com>
1111 * doc/install.texi (Specific, ia64-*-linux): Document.
1113 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1115 * Makefile.in (cfgrtl.o): Add.
1116 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1117 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1118 free_aux_for_edge): Declare.
1120 (HAVE_return): Undefine.
1121 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1122 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1123 free_aux_for_edge): New global functions.
1124 (first_delete_block): New static variable.
1125 (init_flow): Clear first_delete_block.
1126 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1127 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1128 try_redirect_by_replacing_jump, last_loop_beg_note,
1129 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1130 delete_insn, delete_insn_chain, create_basic_block_structure,
1131 create_basic_block, flow_delete_block, compute_bb_for_insn,
1132 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1133 set_block_for_new_insns, split_block, merge_blocks_nomove,
1134 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1135 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1136 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1137 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1138 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1139 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1140 purge_all_dead_edges): Move to ....
1141 * cfgrtl.c: New file; .... Here.
1143 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1144 (reroder_basic_block): Use alloc_aux_for_blocks.
1145 * predict.c (estimate_bb_frequencies): Likewise; use
1146 alloc_aux_for_edges.
1147 * profile.c (compute_branch_probabilities): Likewise.
1148 (branch_prob): Likewise.
1149 * reg-stack.c (reg_to_stack): Likewise.
1151 * emit-rtl.c (emit_insns_after): Never return NULL.
1153 * basic-block.h (set_block_for_new_insns): Delete.
1154 * cfgrtl.c (set_block_for_new_insns): Delete.
1156 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1157 calls when crossjumping.
1159 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1160 * unroll.c (copy_loop_body): Use delete_insn.
1162 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1163 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1164 keep_stack_depressed): Likewise.
1165 * gcse.c (cprop_cc0_jump): Likewise.
1166 * local-alloc.c (update_equiv_regs): Likewise.
1167 * loop.c (scan_loop, loop_delete_insns): Likewise.
1168 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1169 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1170 delete_output_reload, delete_address_reloads_1,
1171 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1173 * sibcall.c (replace_call_placeholder): Likewise.
1174 * cse.c (cse_insn): Likewise.
1176 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1178 From Graham Stott <grahams@redhat.com>
1179 (def_builtin): Only define builtins appropriate for target_flags. All
1181 (builtin_decsription): Add new field mask which is used to determine
1182 when to define the builtin via the macro def_builtin.
1184 (bdesc_comi): Initialise new mask fields.
1185 (bdesc_2srg): Likewise.
1186 (bdesc_1arg): Likewise.
1188 * config/i386/i386.c (ix86_init_builtins): Correct return type
1189 building v4hi_ftype_v4hi_int_int tree node.
1190 (ix86_expand_sse_comi): Fix typo swapping operands.
1191 Don't swap comparision condition, it is already swapped.
1192 (ix86_expand_sse_compare): Before swapping operands
1193 move operand 1 into new rtx and not the target rtx.
1194 Don't swap comparison condition, it is already swapped.
1195 Always check whether we need to create a new TARGET.
1197 * config/i386/i386.md: (sse_comi) Fix typos.
1198 (sse_ucomi): Likewise.
1199 (cvtss2si): Fix operand 0 contraint.
1200 (cvttss2si): Likewise.
1201 (sse_unpckhps): Fix mode for operand 2.
1202 (sse_unpcklps): Likewise.
1204 2001-09-25 Graham Stott <grahams@redhat.com>
1206 * sibcall.c (skip_copy_to_return_value): Tighten return value
1209 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1211 * rs6000.c (lwa_operand): Address must be word aligned.
1213 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1215 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1216 number has been set.
1217 (type_hash_mark): Mark type itself.
1219 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1221 * c-lex.c (cb_def_pragma): Update.
1222 (c_lex): Update, and skip padding.
1223 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1224 * cpphash.h (struct toklist): Delete.
1225 (union utoken): New.
1226 (struct cpp_context): Update.
1227 (struct cpp_reader): New members eof, avoid_paste.
1228 (_cpp_temp_token): New.
1229 * cppinit.c (cpp_create_reader): Update.
1230 * cpplex.c (_cpp_temp_token): New.
1231 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1232 (cpp_output_token): Don't print leading whitespace.
1233 (cpp_output_line): Update.
1234 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1235 do_include_common, do_line, do_ident, do_pragma,
1236 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1237 parse_assertion): Update.
1238 (get_token_no_padding): New.
1239 * cpplib.h (CPP_PADDING): New.
1240 (AVOID_LPASTE): Delete.
1241 (struct cpp_token): New union member source.
1242 (cpp_get_token): Update.
1243 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1244 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1245 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1246 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1247 _cpp_backup_tokens, _cpp_create_definition): Update.
1248 (push_arg_context): Delete.
1249 (padding_token, push_token_context, push_ptoken_context): New.
1250 (make_string_token, make_number_token): Update, rename.
1251 (cpp_get_token): Update to handle tokens as pointers to const,
1252 and insert padding appropriately.
1253 * cppmain.c (struct printer): New member prev.
1254 (check_multiline_token): Constify.
1255 (do_preprocessing, cb_line_change): Update.
1256 (scan_translation_unit): Update to handle spacing.
1257 * scan-decls.c (get_a_token): New.
1258 (skip_to_closing_brace, scan_decls): Update.
1259 * fix-header.c (read_scan_file): Update.
1261 * doc/cpp.texi: Update.
1263 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1265 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1266 leak by passing malloc'ed pointer to reconcat, not concat.
1268 2001-09-24 DJ Delorie <dj@redhat.com>
1270 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1272 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1274 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1275 reference is from the literal pool.
1277 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1279 * doc/install.texi (Final install): Request additional information
1280 in mail about successful builds.
1282 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1284 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1285 initial value of return pointer register instead of value in frame-20.
1288 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1290 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1291 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1292 the libcall if there isn't a referenced identifier for the symbol.
1294 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1296 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1297 non 64-bit machines. Use these as a plabel for the trampoline.
1298 (TRAMPOLINE_SIZE): Adjust size for new words.
1299 (INITIALIZE_TRAMPOLINE): Initialize new words.
1300 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1301 pointer to the plabel in the trampoline.
1303 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1305 * pa.c (function_arg): Pass floating arguments in both general and
1306 floating registers in indirect (dynamic) calls when generating code
1307 for the 32 bit ABI and the HP assembler.
1309 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1311 * doc/install.texi: Markup fixes.
1312 Use Solaris 2, SunOS 4 as appropriate.
1313 (Specific, *-*-solaris2*): Explain this.
1314 Unconditionally warn against /usr/ucb tools.
1315 Remove Sun as warning, obsolete.
1316 Move X11 header bug workaround here, update patches.
1317 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1318 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1320 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1322 * errors.h (warning, error, fatal, internal_error): Don't mark
1323 with ATTRIBUTE_PRINTF_n.
1324 * toplev.h (internal_error, fatal_io_error, warning, error,
1325 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1326 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1329 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1331 * function.c (pop_function_context_from): var_refs_queue
1332 and temp slots now in GC memory.
1333 (mark_function_status, free_after_compilation): Likewise;
1334 also struct function now in GC memory.
1335 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1336 (combine_temp_slots): Likewise.
1337 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1338 (prepare_function_start): Use GC memory for struct function.
1339 (mark_temp_slot): Deleted.
1340 (gcc_mark_struct_function): struct function now in GC memory.
1342 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1343 code for division, not modulus.
1345 * rtl.def (MEM): Remove obsolete part of comment.
1347 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1349 * c-format.c (init_function_format_info): Check __builtin_printf
1350 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1353 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1355 * c-common.c (format_attribute_table): Remove decl.
1356 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1357 (lang_attribute_common): Likewise.
1359 * function.c (fix_lexical_address): Use set_mem_alias_set.
1360 (expand_function_start): Likewise.
1361 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1363 * varasm.c (output_constant): Fix unused variable warning.
1365 * attribs.c: New file, from c-common.c.
1366 (attribute_tables): Now four elements.
1367 (format_attribute_table, lang_attribute_common): New variables.
1368 (init_attributes): Reflect above changes.
1369 (handle_mode_attribute): Delete check for wider than uintmax.
1370 * c-common.c: Delete parts moved to attribs.c.
1371 (enum attrs): Deleted; unused.
1372 (c_format_attribute_table): New variable.
1373 (c_common_lang_init): Initialize format_attribute_table with it.
1374 * c-common.h (decl_attributes): Remove decl.
1375 * tree.h (decl_attribute): Move it to here.
1376 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1377 (attribs.o): New rule.
1379 2001-09-22 Andreas Jaeger <aj@suse.de>
1381 * builtins.c (c_getstr): Remove unused variable.
1383 2001-09-21 Richard Henderson <rth@redhat.com>
1385 * reload1.c (reload): Use delete_insn instead of splatting
1388 2001-09-21 Richard Henderson <rth@redhat.com>
1390 * reload.c (push_secondary_reload): Don't check for "=" in output
1391 constraint after ""->ALL_REGS check.
1393 2001-09-21 Richard Henderson <rth@redhat.com>
1395 * predict.c (expected_value_to_br_prob): Use pc_set.
1397 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1398 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1400 2001-09-21 Richard Henderson <rth@redhat.com>
1402 * rtl.h (LCT_RETURNS_TWICE): New.
1403 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1405 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1406 to ECF_RETURNS_TWICE.
1407 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1410 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1412 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1413 (JMP_BUF_SIZE): New.
1415 2001-09-21 Richard Henderson <rth@redhat.com>
1417 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1420 2001-09-21 Richard Henderson <rth@redhat.com>
1422 * tree.def (FDESC_EXPR): New.
1423 * expr.c (expand_expr): Handle it.
1424 * varasm.c (initializer_constant_valid_p): Likewise.
1425 (output_constant): Likewise.
1426 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1427 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1428 (ASM_OUTPUT_FDESC): New.
1429 * doc/tm.texi: Document the new macros.
1431 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1433 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1434 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1435 once merging is complete.
1437 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1439 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1441 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1443 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1444 that would be invalid after a merge.
1446 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1448 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1449 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1451 (flow_delete_insn): This one.
1452 (delete_insn_chain): Rename from ...; do not care labels.
1453 (flow_delete_insn_chain): ... this one.
1454 (flow_delete_block): Remove the insns one BB has been expunged.
1455 (merge_blocks_nomove): Likewise.
1456 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1457 updating BB boundaries.
1458 (tidy_fallthru_edge): Likewise.
1459 (commit_one_edge_insertion): Likewise.
1460 * cfgbuild.c (find_basic_block): Likewise.
1461 (find_basic_blocks_1): Likewise.
1462 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1463 (try_crossjump_to_edge): Likewise.
1464 (try_optimize_cfg): Likewise.
1465 * cse.c (delete_trivially_dead_insns): Likewise.
1466 * df.c (df_insn_delete): Likewise.
1467 * doloop.c (doloop_modify): Use delete_related_insns.
1468 * emit-rtl.c (try_split): Likewise.
1469 (remove_insn): Update BB boundaries.
1470 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1471 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1472 updating BB boundaries.
1473 (propagate_block_delete_insn): Likewise.
1474 (propagate_block_delete_libcall): Likewise.
1475 * function.c (delete_handlers): Use delete_related_insns.
1476 (thread_prologue_and_epilogue_insns): Likewise.
1477 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1478 * genpeep.c (gen_peephole): Use delete_related_insns.
1479 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1481 (find_cond_trap): Likewise.
1482 * integrate.c (save_for_inline): Use delete_related_insns.
1483 (copy_insn_list): Likewise.
1484 * jump.c (pruge_linie_number_notes): Likewise.
1485 (duplicate_loop_exit_test): Likewise.
1486 (delete_computation): Likewise.
1487 (delete_related_insn): Rename from ...; use delete_insn
1488 (delete_insn): ... this one.
1489 (redirect_jump): Use delete_related_insns.
1490 * loop.c (scan_loop): Likewise.
1491 (move_movables): Likewise.
1492 (find_and_verify_loops): Likewise.
1493 (check_dbra_loop): Likewise.
1494 * recog.c (peephole2_optimize): Likewise.
1495 * reg-stack.c (delete_insn_for_stacker): Remove.
1496 (move_for_stack_reg): Use delete_insn.
1497 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1498 * reload1.c (delete_address_reloads): Use delete_related_insns.
1499 (fixup_abnormal_edges): Use delete_insn.
1500 * recog.c (emit_delay_sequence): Use delete_related_insns.
1501 (delete_from-delay_slot): Likewise.
1502 (delete_scheduled_jump): likewise.
1503 (optimize_skip): Likewise.
1504 (try_merge_delay_insns): Likewise.
1505 (full_simple_delay_slots): Likewise.
1506 (fill_slots_from_thread): Likewise.
1507 (relax_delay_slots): Likewise.
1508 (make_return_insns): Likewise.
1509 (dbr_schedule): Likewise.
1510 * rtl.h (delete_insn): Rename to delete_related_insns.
1511 (delete_insn, delete_insn_chain): New prototypes.
1512 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1513 by df_insn_delete already.
1514 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1515 * ssa.c (convert_from_ssa): Use delete_related_insns.
1516 * unroll.c (unroll_loop): Likewise.
1517 (calculate_giv_inc): Likewise.
1518 (copy_loop_body): Likewise.
1520 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1521 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1522 ix86_return_in_memory, ix86_function_value): Declare.
1523 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1524 new static valurables.
1525 (x86_64_reg_class): New enum
1526 (x86_64_reg_class_name): New array.
1527 (classify_argument, examine_argument, construct_container,
1528 merge_classes): New static functions.
1529 (optimization_options): Enable flag_omit_frame_pointer and disable
1530 flag_pcc_struct_return on 64bit.
1531 (ix86_libcall_value, ix86_function_value,
1532 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1533 ix86_return_in_memory, ix86_function_value): New global functions.
1534 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1535 (function_arg_advance): Handle x86_64 passing conventions.
1536 (function_arg): Likewise.
1537 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1538 (RETURN_IN_MEMORY): Move offline.
1539 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1540 (FUNCTION_VALUE_REGNO_P): New macro.
1541 (FUNCTION_ARG_REGNO_P): Move offline.
1542 (struct ix86_args): Add maybe_vaarg.
1543 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1544 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1546 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1548 * s390.md: Changed attributes for scheduling.
1549 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1552 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1554 Table-driven attributes.
1555 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1556 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1557 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1558 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1559 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1560 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1561 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1562 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1563 * tree.h (struct tree_decl): Change machine_attributes to
1565 * doc/c-tree.texi: Document that all attributes are now attached
1567 * c-common.c (add_attribute, attrtab, attrtab_idx,
1568 default_valid_lang_attribute, valid_lang_attribute): Remove.
1569 (attribute_tables, attributes_initialized,
1570 c_common_attribute_table, default_lang_attribute_table): New
1572 (handle_packed_attribute, handle_nocommon_attribute,
1573 handle_common_attribute, handle_noreturn_attribute,
1574 handle_unused_attribute, handle_const_attribute,
1575 handle_transparent_union_attribute, handle_constructor_attribute,
1576 handle_destructor_attribute, handle_mode_attribute,
1577 handle_section_attribute, handle_aligned_attribute,
1578 handle_weak_attribute, handle_alias_attribute,
1579 handle_no_instrument_function_attribute,
1580 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1581 handle_no_limit_stack_attribute, handle_pure_attribute): New
1583 (init_attributes, decl_attributes): Rewrite to implement
1584 table-driven attributes.
1585 * c-common.h (enum attribute_flags): Move to tree.h.
1586 * c-format.c (decl_handle_format_attribute,
1587 decl_handle_format_arg_attribute): Rename to
1588 handle_format_attribute and handle_format_arg_attribute. Update
1589 for table-driven attributes.
1590 * c-common.h (decl_handle_format_attribute,
1591 decl_handle_format_arg_attribute): Remove prototypes.
1592 (handle_format_attribute, handle_format_arg_attribute): Add
1594 * c-decl.c (grokdeclarator): Handle attributes nested inside
1596 * c-parse.in (setattrs, maybe_setattrs): Remove.
1597 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1598 Update to handle nested attributes properly.
1599 (maybe_resetattrs, after_type_declarator,
1600 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1601 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1603 (make_pointer_declarator): Update to handle nested attributes
1605 * doc/extend.texi: Update documentation of limits of attributes
1606 syntax. Warn about problems with attribute semantics in C++.
1607 * target.h (struct target): Remove valid_decl_attribute and
1608 valid_type_attribute. Add attribute_table and
1609 function_attribute_inlinable_p.
1610 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1611 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1612 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1614 (TARGET_INITIALIZER): Update.
1615 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1617 (function_attribute_inlinable_p): New function. Check for the
1618 presence of any machine attributes before using
1619 targetm.function_attribute_inlinable_p.
1620 (function_cannot_inline_p): Update.
1621 * Makefile.in (integrate.o): Update dependencies.
1622 * doc/tm.texi: Update documentation of target attributes and
1623 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1624 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1626 (default_target_attribute_table,
1627 default_function_attribute_inlinable_p): New.
1628 (lookup_attribute): Update comment to clarify handling of multiple
1629 attributes with the same name.
1630 (merge_attributes, attribute_list_contained): Allow multiple
1631 attributes with the same name but different arguments to appear in
1632 the same attribute list.
1633 * tree.h (default_valid_attribute_p): Remove prototype.
1634 (struct attribute_spec): New.
1635 (default_target_attribute_table): Declare.
1636 (enum attribute_flags): Move from c-common.h. Add
1637 ATTR_FLAG_TYPE_IN_PLACE.
1638 (default_function_attribute_inlinable_p): Declare.
1639 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1640 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1641 (TARGET_ATTRIBUTE_TABLE): Define.
1642 (vms_attribute_table): New.
1643 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1644 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1645 (TARGET_ATTRIBUTE_TABLE): Define.
1646 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1647 * config/arm/arm.c (arm_valid_type_attribute_p,
1648 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1650 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1652 (TARGET_ATTRIBUTE_TABLE): Define.
1653 (arm_attribute_table, arm_handle_fndecl_attribute,
1654 arm_handle_isr_attribute): New.
1655 * config/avr/avr.c (avr_valid_type_attribute,
1656 avr_valid_decl_attribute): Remove.
1657 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1659 (TARGET_ATTRIBUTE_TABLE): Define.
1660 (avr_attribute_table, avr_handle_progmem_attribute,
1661 avr_handle_fndecl_attribute): New.
1662 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1663 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1664 (TARGET_ATTRIBUTE_TABLE): Define.
1665 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1666 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1667 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1668 (TARGET_ATTRIBUTE_TABLE): Define.
1669 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1670 h8300_handle_eightbit_data_attribute,
1671 h8300_handle_tiny_data_attribute): New.
1672 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1673 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1675 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1677 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1678 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1680 (TARGET_ATTRIBUTE_TABLE): Define.
1681 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1682 ix86_handle_regparm_attribute): New.
1683 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1684 i386_pe_valid_type_attribute_p): Remove.
1685 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1686 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1687 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1688 (TARGET_ATTRIBUTE_TABLE): Define.
1689 (ia64_attribute_table): New.
1690 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1691 interrupt_ident2, model_ident1, model_ident2): Remove.
1692 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1693 (TARGET_ATTRIBUTE_TABLE): Define.
1694 (init_idents): Update.
1695 (m32r_attribute_table, m32r_handle_model_attribute): New.
1696 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1698 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1699 (TARGET_ATTRIBUTE_TABLE): Define.
1700 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1701 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1702 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1703 (TARGET_ATTRIBUTE_TABLE): Define.
1704 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1705 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1706 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1707 (TARGET_ATTRIBUTE_TABLE): Define.
1708 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1709 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1710 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1711 (TARGET_ATTRIBUTE_TABLE): Define.
1712 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1713 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1714 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1715 (TARGET_ATTRIBUTE_TABLE): Define.
1716 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1717 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1719 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1721 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1722 (TARGET_ATTRIBUTE_TABLE): Define.
1723 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1725 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1726 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1727 (TARGET_ATTRIBUTE_TABLE): Define.
1728 (v850_attribute_table, v850_handle_interrupt_attribute,
1729 v850_handle_data_area_attribute): New.
1730 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1731 Return void. Call decl_attributes instead of
1732 valid_machine_attribute.
1734 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1736 * sh-protos.h (sh_pr_n_sets): Declare.
1737 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1738 look at the copy to determine if PR needs to be saved.
1739 sh_pr_n_sets: New function.
1740 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1741 (ALLOCATE_INITIAL_VALUE): Define.
1743 * sh.c (initial_elimination_offset):
1744 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1746 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1748 * integrate.c (allocate_initial_values): New function.
1749 * integrate.h (allocate_initial_values): Declare.
1750 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1752 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1754 * toplev.c (rest_of_compilation): To here.
1755 Call allocate_initial_values.
1756 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1758 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1760 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1762 2001-09-20 DJ Delorie <dj@redhat.com>
1764 * c-typeck.c (really_start_incremental_init): Discriminate
1765 between zero-length arrays and flexible arrays.
1766 (push_init_level): Detect zero-length arrays and handle them
1767 like fixed-sized arrays.
1768 * expr.c (store_constructor): Handle zero-length arrays and
1769 flexible arrays correctly.
1770 * doc/extend.texi: Update zero-length array notes.
1772 2001-09-20 Jim Wilson <wilson@redhat.com>
1774 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1775 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1776 for issue port conflicts.
1777 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1779 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1781 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1784 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1786 * fold-const.c (hashtab.h): Include.
1787 (int_const_binop): Remove FORSIZE arg and compute from type; all
1789 Call size_int_type_wide for all single-word constants.
1790 (size_htab_hash, size_htab_eq): New functions.
1791 (size_int_type_wide): Rework to use hash table.
1792 * ggc-common.c (hashtab.h): Include.
1793 (struct d_htab_root): New struct.
1794 (d_htab_roots): New variable.
1795 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1796 (ggc_mark_roots): Handle deletable htabs.
1797 * ggc-page.c (ggc_marked_p): New function.
1798 * ggc-simple.c (ggc_marked_p): Likewise.
1799 * ggc.h: Reformatting throughout.
1800 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1801 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1802 (type_hash_add): Allocate struct type_hash from GC memory.
1803 (mark_hash_entry, mark_type_hash): Deleted.
1804 (type_hash_marked_p, type_hash_mark): New functions.
1805 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1807 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1809 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1812 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1814 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1815 array-too-large test for signed sizetype.
1817 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1819 * i386.md (indirect_jump): Allow Pmode operand.
1820 (tablejump): LIkewise; perform expansion to 64bit mode.
1821 * i386.c (symbolic_operand): Allow 64bit PIC references.
1822 (pic_symbolic_operand): Likewise.
1823 (ix86_find_base_term): Strip the 64bit PIC references.
1824 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1825 (legitimize_pic_address): Likewise.
1826 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1827 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1829 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1831 * stringpool.c (get_identifier_with_length): New function.
1832 * tree.h (get_identifier_with_length): New prototype.
1834 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1835 David Edelsohn <edelsohn@gnu.org>
1838 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1839 already sign-extended.
1841 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1842 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1844 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1845 (output_profile_hook): Declare label_name const.
1846 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1847 to match constraints.
1849 2001-09-19 Stan Shebs <shebs@apple.com>
1851 * alias.c: Fix typos in comments.
1852 * sched-rgn.c (init_ready_list): Ditto.
1853 * unwind-dw2.c (uw_frame_state_for): Ditto.
1854 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1855 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1856 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1858 2001-09-19 Richard Henderson <rth@redhat.com>
1860 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1862 * Makefile.in (cfg.o): Depend on TM_P_H.
1864 2001-09-19 Richard Henderson <rth@redhat.com>
1866 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1867 (local_symbolic_operand): ... here.
1868 (small_symbolic_operand): Check mode.
1869 (global_symbolic_operand): New.
1870 (input_operand): Reject symbolics if explicit relocs.
1871 (call_operand): Tidy.
1872 (alpha_legitimize_address): Use movdi_er_high_g.
1873 (alpha_expand_mov): Likewise.
1874 * config/alpha/alpha-protos.h: Update.
1875 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1876 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1877 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1878 (UNSPECV_LDGP2): Remove.
1879 (all call patterns): Use 's' not 'i' for symbolic constraint.
1880 (call_osf call_value_osf): Use call_operand.
1881 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1882 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1883 (prologue_ldgp_1_er): Remove.
1884 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1885 (builtin_setjmp_receiver_er patterns): Use them.
1886 (exception_receiver_er): Likewise.
1888 2001-09-19 Richard Henderson <rth@redhat.com>
1890 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1892 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1893 and NON_LOCAL_GOTO notes.
1894 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1895 copy over CALL_INSN_FUNCTION_USAGE.
1897 2001-09-18 Catherine Moore <clm@redhat.com>
1899 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1902 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1904 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1905 new-style tm_file specification. Specify correct tm_p_file,
1906 md_file, and out_file for s390x.
1908 * config/s390/linux.h, linux64.h: Don't include other target
1909 macro header files. Now handled via tm_file.
1911 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1912 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1913 are defined before use.
1915 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1917 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1918 code generation only for Gnu assembler.
1920 2001-09-18 Catherine Moore <clm@redhat.com>
1922 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1924 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1926 * config/mips/mips.c (mips_frame_set): New.
1927 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1928 a parallel frame-related expression with a set for each register.
1930 2001-09-18 Philip Blundell <philb@gnu.org>
1932 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1935 2001-09-17 Dale Johannesen <dalej@apple.com>
1937 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1938 * config/rs6000/aix.h (FIXED_R2): Define.
1939 * config/rs6000/darwin.h (FIXED_R2): Define.
1940 * config/rs6000/sysv4.h (FIXED_R2): Define.
1942 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1944 * except.c (dw2_build_landing_pads): New local
1945 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1946 barrier after clobbers. Fixes c++/4012.
1948 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1950 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1952 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1954 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1955 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1957 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1959 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1962 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1964 * cpphash.h (_cpp_lex_direct): New.
1965 * cpplex.c (_cpp_lex_token): Update.
1966 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1967 and increment that pointer.
1968 * cppmacro.c (alloc_expansion_token): New.
1969 (lex_expansion_token): Lex macro expansion directly into
1972 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
1974 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
1976 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
1978 * basic-block.h (free_bb_for_insn): Declare.
1979 * bb-reorder.c (label_for_bb): Use block_label.
1980 (emit_jump_to_block_after): Remove.
1981 (insert_intra_1): Do not update block_for_insn.
1982 (insert_inter_bb_scope_notes): Likewise; update bb->end
1983 * cfg.c (free_bb_for_insn): New.
1984 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
1985 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
1986 (commit_one_edge_insertion): Likewise.
1987 (commit_one_edge_insertion): Do not update BB boundary.
1988 (commit_edge_insertions): Do not call compute_bb_for_insn.
1989 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
1990 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
1991 (merge_blocks_move_successor_nojumps): Likewise.
1992 (try_crossjump_to_edge): Do not update block_for_insn.
1993 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
1994 * df.c (df_pattern_emit_later): Do not update BB boundary.
1995 (df_jump_pattern_emit_after): Likewise.
1996 (df_insn_move_before): Use emit_insn_before.
1997 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
1999 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2000 boundaries and basic_block_for_insn.
2001 (reorder_insns_nobb): Rename from reorder_insns.
2002 (reorder_insns): New.
2003 (emit_block_insn_before, emit_block_insn_after): Kill.
2004 * flow.c (check_function_return_warnings): Do not call
2005 compute_bb_for_insn; Do not free basic_block_for_insn.
2006 (attempt_auto_inc): Do not update basic_block_for_insn.
2007 * function.c (emit_return_into_block): Likewise;
2008 do not update BB boundaries.
2009 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2010 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2011 (pre_insert_copy_insn): Likewise.
2012 (update_ld_motion_notes): Likewise.
2013 (insert_insn_start_bb): Likewise.
2014 (replace_store_insn): Likewise.
2015 * ifcvt.c (noce_process_if_block): Likewise.
2016 (if_convert): Do not call compute_bb_for_insn.
2017 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2018 Use emit_insn_before and emit_insn_after.
2019 * recog.c (split_all_insns): Do not update BB boundaries;
2020 Do not call compute_bb_for_insn.
2021 (peephole2_optimize): Do not update BB boundaries.
2022 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2024 (emit_swap_insn): Likewise.
2025 (convert_regs_1): Likewise.
2026 * reload1.c (reload): Call compute_bb_for_insn.
2027 * rtl.h (reorder_insns_nobb): Declare.
2028 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2029 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2030 at places CFG is invalidated; do not call compute_bb_for_insn.
2032 * cfg.c (expunge_block): Invalidate BB structure.
2034 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2037 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2039 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2041 * cpphash.h (_cpp_lex_token): Update prototype.
2042 * cpplex.c (_cpp_lex_token): New prototype.
2043 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2044 lex_macro_node, read_flag, do_pragma_poison): Update.
2045 * cppmacro.c (cpp_get_token, parse_params,
2046 lex_expansion_token): Update.
2048 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2050 * cppmain.c (scan_translation_unit): Don't worry about
2051 putting a space after hashes.
2052 * cpplib.c (directive_diagnostics): New.
2053 (_cpp_handle_directive): Update to use directive_diagnostics.
2054 (run_directive): Don't toggle prevent_expansion.
2055 (do_line): Backup in case of the line extension.
2056 * cpplib.h (cpp_lexer_pos): Remove.
2057 * cppmacro.c (_cpp_create_definition): Precede a leading #
2060 2001-09-15 Richard Henderson <rth@redhat.com>
2062 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2064 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2066 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2068 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2070 PR preprocessor/3571
2071 * tradcpp.c (handle_directive): Skip non-vertical space.
2073 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2075 * cppmain.c (setup_callbacks): Set line callback only
2076 if outputting preprocessed source.
2078 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2080 * collect2.c (main): Const-ification.
2081 * gcc.c (translate_options, process_command): Use xstrdup in
2082 lieu of xmalloc/strcpy.
2083 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2085 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2087 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2090 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2092 * scan-decls.c (scan_decls): Fix typo.
2094 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2096 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2097 Split mlstring_pos into mls_line and mls_col.
2098 * cppinit.c (cpp_create_reader): Initialize line to 1.
2099 (cpp_destroy): Free tokenruns.
2100 (push_include): Don't update lexer_pos.
2101 * cpplex.c (unterminated, parse_string): Update.
2102 (lex_token): Don't update lexer_pos, update.
2103 * cpplib.c (if_stack): Save line instead of line + col.
2104 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2105 push_conditional, _cpp_pop_buffer): Update.
2106 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2107 (_cpp_create_definition): Update.
2109 2001-09-15 Eric Christopher <echristo@redhat.com>
2111 * config/mips/abi64.h: Add support for MEABI.
2113 2001-09-15 Eric Christopher <echristo@redhat.com>
2115 * config/mips/mips.md: Add unspec #2.
2117 (reload_outdi): Ditto.
2118 (reload_outsi): Ditto.
2121 2001-09-15 Eric Christopher <echristo@redhat.com>
2122 Jason Eckhardt <jle@redhat.com>
2124 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2125 * config/mips/isa32-linux.h: New file.
2126 * config/mips/isa3264.h: Ditto.
2127 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2128 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2129 (output_block_mode): Support MEABI.
2130 (function_arg): Ditto. Fix floating point arg passing.
2131 (mips_va_start): Ditto.
2132 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2134 (mips_asm_file_start): Add new section to pass abi to gdb.
2135 (function_arg_pass_by_reference): Support MEABI.
2136 (mips_parse_cpu): Support mips32 and mips64 processors.
2137 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2138 TARGET_MIPS5KC. Support isa32 and isa64.
2139 (processor_type): Add r4kc, r5kc, r20kc.
2140 (GENERATE_MULT3_SI): New.
2141 (GENERATE_MULT3_DI): Ditto.
2142 (GENERATE_MULT3): Remove.
2143 (ISA_HAS_64BIT_REGS): Add isa == 64.
2144 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2145 (ISA_HAS_MADD_MSUB): New.
2146 (ISA_HAS_CLZ_CLO): Ditto.
2147 (ISA_HAS_DCLZ_DCLO): Ditto.
2148 (ABI_GAS_ASM_SPEC): New.
2149 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2152 (SUBTARGET_CC1_SPEC): Ditto.
2153 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2154 (PAD_VARARGS_DOWN): Support MEABI.
2155 (HARD_REGNO_NREGS): Move to mips.c.
2156 (ASM_OUTPUT_IDENT): Add #undef.
2157 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2158 (mulsi3): Use GENERATE_MULT3_SI.
2159 (mulsi3_mult3): Ditto. Support mips32, mips64.
2160 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2161 (mul_sub_si): New pattern.
2162 (unnamed splitters): New.
2163 (muldi3): Use GENERATE_MULT3_DI.
2164 (muldi3_internal2): Ditto.
2165 (movdicc): Support mips32.
2166 * config/mips/t-isa3264: New file.
2168 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2170 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2171 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2172 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2174 * reorg.c (fill_slots_from_thread): After call to
2175 steal_delay_list_from_target, update own_thread as new_thread may
2178 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2180 * cpperror.c (print_location): Take line and column, for
2181 default positioning use the previously lexed token.
2182 (_cpp_begin_message): Take line and column.
2183 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2184 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2185 * cpphash.h (_cpp_begin_message): Update prototype.
2186 * cppinit.c (push_include): Don't set output line.
2187 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2188 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2189 (do_pragma): Kludge for front ends. Don't expand macros at all.
2190 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2191 (struct cpp_token): Remove output_line.
2192 (struct cpp_callbacks): New member line_change.
2193 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2194 cpp_get_token): Preserve BOL flag.
2195 (cpp_get_line): Remove.
2196 (_cpp_backup_tokens): Remove useless abort().
2197 * cppmain.c (cb_line_change): New.
2198 (scan_translation_unit): Don't worry about starting new lines here.
2199 * scan-decls.c (scan_decls): Update.
2200 * c-lex.c (c_lex, init_c_lex): Update.
2201 (cb_line_change, src_lineno): New.
2203 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2205 * tree.c (append_random_chars): Generate the random
2206 characters in a reproducable fashion.
2208 2001-09-14 Richard Henderson <rth@redhat.com>
2210 * config/i386/i386.c (internal_label_prefix): New.
2211 (internal_label_prefix_len): New.
2212 (override_options): Set them.
2213 (local_symbolic_operand): New.
2214 (legitimate_pic_address_disp_p): Use it.
2215 (legitimize_pic_address): Likewise.
2217 2001-09-14 Marc Espie <espie@openbsd.org>
2219 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2222 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2224 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2225 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2227 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2229 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2230 invocation of SUBREG_REGNO_OFFSET.
2232 * haifa-sched.c: Fix typo in FSF copyright statement.
2233 * sched-deps.c: Fix typo in FSF copyright statement.
2234 * sched-ebb.c: Fix typo in FSF copyright statement.
2235 * sched-rgn.c: Fix typo in FSF copyright statement.
2236 * sched-vis.c: Fix typo in FSF copyright statement.
2238 * config.gcc: Move inclusion of arm elf specific header files
2239 from the files themselves into the tm_file variable. Make
2240 sure that elfos.h is included before target specific elf
2242 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2244 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2245 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2246 ASM_OUTPUT_CASE_LABEL): Protect definition.
2247 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2248 not already defined.
2249 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2250 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2251 Remove duplicate definition.
2252 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2253 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2254 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2255 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2256 Remove inclusion of arm/elf.h.
2257 * config/arm/unknown-elf.h: as for conix-elf.h.
2258 (STARTFILE_SPEC): Include crti.o and crtn.o.
2259 * config/arm/linux-elf.h: as for conix-elf.h.
2260 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2261 * config/arm/strongarm-elf.h: Remove inclusion of
2263 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2264 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2265 unknown-elf.h and elf.h.
2266 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2267 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2268 ASM_WEAKEN_LABEL): Remove redundant definition.
2269 * config/arm/elf.h: Test for inclusion of elfos.h
2270 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2271 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2272 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2273 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2274 redundant definition.
2275 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2276 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2277 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2278 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2279 Add rules to build crti.o and crtn.o
2280 * crti.asm: New file.
2281 * crtn.asm: New file.
2283 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2285 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2286 * cpphash.h (struct tokenrun): Add prev.
2287 (struct lexer_state): Remove bol.
2288 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2289 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2291 * cppinit.c (cpp_create_reader): Don't set bol.
2292 (cpp_destroy): Don't free lookaheads.
2293 * cpplex.c (lex_directive): Remove.
2294 (next_tokenrun): Update.
2295 (_cpp_lex_token): Clean up logic.
2296 (lex_token): Update to return a pointer to lexed token, since it
2297 can move to the start of the buffer. Simpify newline handling.
2298 * cpplib.c (SEEN_EOL): Update.
2299 (skip_rest_of_line): Remove lookahead stuff.
2300 (end_directive): Line numbers are already incremented. Revert
2301 to start of lexed token buffer if we can.
2302 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2303 parse_answer): Use _cpp_backup_tokens.
2304 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2305 instead. Don't check for EOL.
2306 (do_include_common, do_line, do_pragma_system_header): Use
2308 * cpplib.h (BOL, _cpp_backup_tokens): New.
2309 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2310 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2311 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2312 (builtin_macro): Don't use cpp_get_line.
2313 (cpp_get_line): Short term kludge.
2314 (parse_arg): Handle directives in arguments here. Back up when
2315 appropriate. Store EOF at end of argument list.
2316 (funlike_invocation_p): Use _cpp_backup_tokens.
2317 (push_arg_context): Account for EOF at end of list.
2318 (cpp_get_token): Remove lookahead stuff. Update.
2320 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2322 * c-parse.in (yyerror): Const-ification and/or static-ization.
2323 * c-typeck.c (push_member_name): Likewise.
2324 * collect2.c (main): Likewise.
2325 * dbxout.c (dbxout_parms): Likewise.
2326 * diagnostic.c (format_with_decl): Likewise.
2327 * dwarf2out.c (output_ranges): Likewise.
2328 * dwarfout.c (fundamental_type_code): Likewise.
2329 * except.c (dw2_output_call_site_table): Likewise.
2330 * gcc.c (do_spec_1): Likewise.
2331 * genopinit.c (optabs): Likewise.
2332 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2333 gen_declaration_1, handle_impent): Likewise.
2334 * protoize.c (default_include, in_system_include_dir, abspath):
2336 * sched-vis.c (visualize_stall_cycles): Likewise.
2337 * sdbout.c (plain_type_1, sdbout_end_function,
2338 sdbout_end_epilogue): Likewise.
2339 * varasm.c (decode_reg_name): Likewise.
2341 * 1750a.c (mod_regno_adjust): Likewise.
2342 * alpha.c (alpha_write_one_linkage,
2343 unicosmk_output_default_externs): Likewise.
2344 * arm.c (arm_condition_codes): Likewise.
2345 * arm.h (arm_condition_codes): Likewise.
2346 * avr.c (output_movsisf, encode_section_info): Likewise.
2347 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2349 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2350 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2351 * m88k.c (output_function_profiler): Likewise.
2352 * mips.c (mips_output_conditional_branch): Likewise.
2353 * ns32k.c (ns32k_out_reg_names): Likewise.
2354 * ns32k.h (ns32k_out_reg_names): Likewise.
2355 * pj.c (pj_output_rval): Likewise.
2356 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2357 * sparc.c (sparc_flat_function_prologue,
2358 sparc_flat_function_epilogue): Likewise.
2360 2001-09-13 Markus Werle <numerical.simulation@web.de>
2361 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2363 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2364 Aachen University of Technology".
2366 2001-09-13 Andreas Schwab <schwab@suse.de>
2368 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2371 2001-09-13 Richard Henderson <rth@redhat.com>
2373 * config/alpha/alpha.c (small_symbolic_operand): New.
2374 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2375 (some_operand, input_operand): Don't handle HIGH.
2376 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2377 (alpha_expand_mov): Likewise.
2378 (print_operand) [H]: Just print HIGH symbol.
2379 (print_operand_address): Handle small data.
2380 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2381 (TARGET_SWITCHES): Add -msmall-data/large-data.
2382 (PIC_OFFSET_TABLE_REGNUM): New.
2383 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2384 (PREDICATE_COES): Update.
2385 * config/alpha/alpha.md (adddi_er_high): New.
2386 (adddi_er_low): Handle small data.
2387 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2388 prefer .sdata to .rodata.
2389 (SELECT_RTX_SECTION): Likewise.
2391 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2393 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2394 defining __size_t and leaving size_t undefined.
2396 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2398 * basic-block.h (expunge_block): Declare.
2399 * cfg.c (expunge_block): Remove static declaration.
2401 2001-09-12 Richard Henderson <rth@redhat.com>
2403 * integrate.c (copy_insn_list): Copy label name from
2404 NOTE_INSN_DELETED_LABEL.
2406 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2408 * c-common.c (c_tree_code_name): Const-ification.
2409 * c-decl.c (c_decode_option): Likewise.
2410 * c-typeck.c (warn_for_assignment): Likewise.
2411 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2413 * cppinit.c (output_deps): Likewise.
2414 * dependence.c (dependence_string, direction_string): Likewise.
2415 * dwarf2out.c (output_ranges): Likewise.
2416 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2417 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2418 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2419 standard_startfile_prefix, standard_startfile_prefix_1,
2420 standard_startfile_prefix_2, tooldir_base_prefix,
2421 standard_bindir_prefix, find_a_file): Likewise.
2422 * genattrtab.c (make_length_attrs): Likewise.
2423 * gencheck.c (tree_codes): Likewise.
2424 * genemit.c (gen_split): Likewise.
2425 * genrecog.c (special_mode_pred_table): Likewise.
2426 * graph.c (graph_ext): Likewise.
2427 * protoize (default_include): Likewise.
2428 * reload.c (reload_when_needed_name): Likewise.
2429 * sched-vis.c (visualize_stall_cycles): Likewise.
2430 * tlink.c (recompile_files): Likewise.
2431 * toplev.c (decode_g_option): Likewise.
2432 * tradcpp.c (output_deps): Likewise.
2433 * varasm.c (decode_reg_name): Likewise.
2435 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2438 * avr.c (avr_regnames, encode_section_info): Likewise.
2439 * c4x.c (float_reg_names): Likewise.
2440 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2441 * elfos.h (const_section): Likewise.
2442 * i386.c (ix86_comp_type_attributes): Likewise.
2443 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2444 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2445 * ia64.c (type_names): Likewise.
2446 * m68hc11.c (reg_class_names): Likewise.
2447 * m88k.c (m_options): Likewise.
2448 * mips.c (mips_output_conditional_branch, mips_unique_section):
2450 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2451 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2452 ultra_code_names): Likewise.
2453 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2455 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2457 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2458 Use --fatal-warnings option for gas.
2459 * configure: Rebuilt.
2461 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2463 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2465 2001-09-11 Jim Wilson <wilson@redhat.com>
2467 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2469 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2471 * builtins.c (c_strlen): Treat an offset too large for a
2472 HOST_WIDE_INT as out of range.
2474 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2476 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2477 (EDGE_CRITICAL_P): New predicate.
2478 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2480 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2481 (dump_edge_info): Remove "crit".
2482 * cfganal.c (mark_critical_edges): Kill.
2483 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2484 * cfgcleanup.c (cleanup_cfg): Likewise.
2485 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2486 (find_spanning_tree): Likewise.
2487 * reg-stack.c (convert_regs_1): Likewise.
2488 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2490 * basic-block.h (create_basic_block_structure): New.
2491 (create_basic_block): Update prototype.
2492 (force_nonfallthru): New.
2493 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2494 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2495 handle updating of block_for_insn, creating of empty BBs and BBs at
2496 the end of INSN chain.
2497 (create_basic_block): New function.
2498 (split_block): Use create_basic_block.
2499 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2500 (redirect_edge_and_branch_force): ... here.
2501 (force_nonfallthru): New.
2502 (split_edge): Rewrite to use force_nonfallthru and create_block.
2503 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2504 (find_basic_blocks): Free basic_block_for_insn.
2505 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2507 * cfg.c: Fix formating.
2508 * cfgcleanup.c: Fix formating.
2509 (merge_blocks, tail_recursion_label_p): Return bool.
2510 (merge_blocks_move_predecessor_nojumps,
2511 merge_blocks_move_successor_nojumps): Return void.
2513 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2515 * configure.in: Check whether assembler supports section merging.
2516 * config.in: Rebuilt.
2517 * configure: Rebuilt.
2518 * varasm.c (variable_section, output_constant_pool): Pass alignment
2519 to SELECT_SECTION and SELECT_RTX_SECTION.
2520 (mergeable_string_section): New.
2521 (mergeable_constant_section): New.
2522 (default_elf_asm_named_section): Output SECTION_MERGE and
2523 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2524 * output.h (mergeable_string_section): New.
2525 (mergeable_constant_section): New.
2526 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2527 * toplev.c (flag_merge_constants): New.
2528 (f_options): Add -fmerge-constants and -fmerge-all-constants
2530 (toplev_main): Default to -fno-merge-constants if not optimizing.
2531 * flags.h (flag_merge_constants): Add extern.
2532 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2533 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2535 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2536 Define if assembler has working .subsection -1 support.
2537 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2538 Put constant into special SHF_MERGE sections if the linker should
2539 attempt to merge duplicates.
2540 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2542 Put constant into special SHF_MERGE sections if the linker should
2543 attempt to merge duplicates.
2544 * config/alpha/elf.h: Likewise.
2545 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2546 has working .subsection -1 support.
2547 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2549 * config/svr3.h: Likewise.
2550 * config/darwin.h: Likewise.
2551 * config/arm/aof.h: Likewise.
2552 * config/arm/linux-elf.h: Likewise.
2553 * config/avr/avr.h: Likewise.
2554 * config/c4x/c4x.h: Likewise.
2555 * config/d30v/d30v.h: Likewise.
2556 * config/i386/dgux.h: Likewise.
2557 * config/i386/osfrose.h: Likewise.
2558 * config/i386/sco5.h: Likewise.
2559 * config/i386/svr3gas.h: Likewise.
2560 * config/ia64/aix.h: Likewise.
2561 * config/m32r/m32r.h: Likewise.
2562 * config/m68k/m68k.h: Likewise.
2563 * config/m88k/dgux.h: Likewise.
2564 * config/m88k/m88k.h: Likewise.
2565 * config/mcore/mcore-pe.h: Likewise.
2566 * config/mips/mips.h: Likewise.
2567 * config/pa/pa.h: Likewise.
2568 * config/pa/pa-linux.h: Likewise.
2569 * config/romp/romp.h: Likewise.
2570 * config/rs6000/sysv4.h: Likewise.
2571 * config/rs6000/xcoff.h: Likewise.
2572 * config/s390/linux.h: Likewise.
2573 * config/sparc/sparc.h: Likewise.
2574 * config/sparc/sysv4.h: Likewise.
2575 * config/stormy16/stormy16.h: Likewise.
2576 * config/v850/v850.h: Likewise.
2577 * config/vax/vms.h: Likewise.
2578 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2579 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2580 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2581 default_elf_asm_named_section for SHF_MERGE sections.
2583 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2585 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2588 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2590 * c-common.c (split_specs_attrs): Allow for empty attributes with
2591 empty TREE_PURPOSE. Fixes PR c/4294.
2593 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2595 * basic-block.h (cached_make_edge, make_single_succ): New.
2596 (make_edge): Remove first parameter.
2597 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2598 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2599 created edge; use obstack allocation.
2600 (make_edge, make_single_succ_edge): New.
2601 (first_removed_edge): New static variable.
2602 (init_flow): Initialize first_removed_edge and n_edges.
2603 (clear_edges): Use remove_edge.
2604 (flow_delete_block): Likewise.
2605 (remove_edge): Add removed edges to the removed edges list.
2606 (split_block, redirect_edge_and_branch_force, split_edge):
2608 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2609 (add_noreturn_fake_exit_edges): Likewise.
2610 (connect_infinite_loops_to_exit): Liekwise.
2611 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2612 Use cached_make_edge.
2613 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2614 * profile.c (branch_prob): Update make_edge call.
2615 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2617 2001-09-11 Richard Henderson <rth@redhat.com>
2619 * config/alpha/alpha.c: Tidy formatting.
2620 (local_symbolic_operand): Verify mode.
2621 (alpha_sa_mask): Ignore unicos for eh_return.
2622 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2623 * config/alpha/alpha.md (umk divsi patterns): Remove.
2624 (extendsfdf2): Remove unicos check.
2625 (tablejump): Merge vms and unicos code; always use direct set
2628 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2630 * config.gcc (alpha*-*-unicosmk*): New target.
2632 * config/alpha/alpha-protos.h (symbolic_operand,
2633 unicosmk_add_call_info_word, unicosmk_add_extern,
2634 unicosmk_defer_case_vector, unicosmk_unique_section,
2635 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2636 unicosmk_asm_file_start, unicosmk_asm_file_end,
2637 unicosmk_output_common): Declare.
2639 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2640 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2641 alpha_does_function_need_gp, alpha_end_function): Support Cray
2643 (alpha_init_machine_status, alpha_mark_machine_status,
2644 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2645 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2646 unicosmk_asm_named_section, unicosmk_insert_attributes,
2647 unicosmk_section_type_flags, symbolic_operand,
2648 unicosmk_output_module_name, unicosmk_output_default_externs,
2649 unicosmk_output_dex, unicosmk_output_externs,
2650 unicosmk_output_addr_vec, unicosmk_ssib_name,
2651 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2652 unicosmk_asm_file_end, unicosmk_output_common,
2653 unicosmk_section_type_flags, unicosmk_unique_section,
2654 unicosmk_add_call_info_word, unicosmk_text_section,
2655 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2656 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2657 unicosmk_dex_count, unicosmk_special_name): New.
2658 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2659 TARGET_ABI_UNICOSMK.
2660 (get_aligned_mem, alpha_expand_unaligned_load,
2661 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2662 alpha_expand_unaligned_store_words): Support big-endian mode.
2663 (print_operand): Likewise. New format specifier 't'. Use
2664 TARGET_AS_SLASH_BEFORE_SUFFIX.
2665 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2666 (alpha_pv_save_size): Update with above change.
2667 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2668 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2671 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2672 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2673 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2674 (EXTRA_CONSTRAINT): New constraint 'U'.
2675 (PREDICATE_CODES): Add symbolic_operand.
2677 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2678 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2679 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2680 (integer division and modulus patterns): Split in default and
2682 (*divmodsi_internal, *divmoddi_internal): Disable for
2683 TARGET_ABI_UNICOSMK.
2684 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2685 little-endian and big-endian versions.
2686 (ext, ins, msk): Likewise.
2687 (extv, extzv, insv): Support big-endian mode.
2688 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2689 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2690 *tablejump_umk_internal, *call_value_umk): New.
2691 (*movdi_nofix): Add pattern for loading an address into a register on
2692 TARGET_ABI_UNICOSMK.
2693 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2694 (umk_mismatch_args, arg_home_umk): New.
2695 (various insns): Don't use mov, fmov, nop, fnop and unop.
2696 (realign): Support TARGET_ABI_UNICOSMK.
2698 * config/alpha/unicosmk.h: New file.
2699 * config/alpha/t-unicosmk: New file.
2701 * fixinc/inclhack.def (unicosmk_restrict): New.
2702 * fixinc/fixincl.x: Regenerate.
2704 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2705 (wchar_t): Check for and define __WCHAR_T__.
2707 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2709 * combine.c (simplify_shift_const): Treat shifts by the mode
2712 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2714 * cpphash.h (struct tokenrun): New.
2715 (struct cpp_context): New member bol.
2716 (struct cpp_reader): New members.
2717 (_cpp_init_tokenrun): New.
2718 * cppinit.c (cpp_create_reader): Set up the token runs.
2719 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2720 (lex_token): New internalised version of _cpp_lex_token. Don't
2721 handle directives or the multiple include opimisation here any
2722 more. Simply lex a token.
2723 * cpplib.c (run_directive): Clear bol.
2724 (_cpp_pop_buffer): Set bol.
2725 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2728 2001-09-11 Michael Meissner <meissner@redhat.com>
2730 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2731 give an error if the user uses -mfp32.
2732 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2734 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2735 floating point register size.
2736 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2738 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2739 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2741 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2742 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2744 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2746 * dbxout.c (dbxout_parms): Fix typo in comment.
2747 * unroll.c (loop_find_equiv_value): Ditto.
2748 * toplev.c (rest_of_compilation): Ditto.
2749 * loop.c (scan_loop): Ditto.
2750 * dwarf2out.c (struct dw_fde_struct): Ditto.
2752 2001-09-10 Zack Weinberg <zackw@panix.com>
2754 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2755 copying identifier when we're just going to throw it away.
2756 (parse_identifier_slow): New routine to handle abnormal cases.
2757 (_cpp_lex_token): Update call site.
2759 * hashtable.c (ht_lookup): Don't assume that the string we've
2760 been given is NUL-terminated.
2761 * system.h: #define __builtin_expect(a, b) to (a) if not
2764 2001-09-10 Michael Meissner <meissner@redhat.com>
2766 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2769 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2771 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2773 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2775 * builtins.c (c_getstr): Correct thinko in last change and further
2778 2001-09-10 Tim Freeman <tim@fungibole.com>
2780 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2781 into varray's and register them as roots with the garbage
2782 collector so they are not collected too soon.
2784 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2786 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2788 * basic-block.h (flow_obstack, label_value_list,
2789 tail_recursion_label_list): Declare
2790 (tidy_fallthru_edges): Declare.
2791 (expunge_block, last_loop_beg_note): Delete.
2792 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2794 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2795 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2796 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2797 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2798 expunge_block, flow_delete_block, compute_bb_for_insn,
2799 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2800 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2801 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2802 try_redirect_by_replacing_jump, last_loop_beg_note,
2803 redirect_edge_and_branch, redirect_edge_and_branch_force,
2804 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2805 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2806 commit_edge_insertions, dump_flow_info, debug_flow_info,
2807 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2808 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2809 Move here from flow.c
2810 * cfganal.c: New file.
2811 (forwarder_block_p, can_fallthru, mark_critical_edges,
2812 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2813 find_unreachable_blocks, create_edge_list, free_edge_list,
2814 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2815 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2816 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2817 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2818 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2819 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2820 Move here from flow.c
2821 * cfgbuild.c: New file
2822 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2823 make_edges, find_basic_blocks_1, find_basic_blocks,
2824 find_sub_basic_blocks): Move here from flow.c
2825 * cfgcleanup.c: New file.
2826 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2827 merge_blocks_move_predecessor_nojumps,
2828 merge_blocks_move_successor_nojumps, merge_blocks,
2829 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2830 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2831 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2833 * cfgloop.c: New file
2834 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2835 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2836 flow_loop_exit_edges_find, flow_loop_nodes_find,
2837 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2838 flow_loop_tree_node_add, flow_loops_tree_build,
2839 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2840 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2841 Move here from flow.c
2842 * flow.c: Remove everything moved elsewhere
2843 * output.h (cleanup_cfg): Return bool.
2845 * bb-reorder.c (reorder_block_def): Remove 'index'.
2846 (insert_intra_1): Add argument BB, set block for new note.
2847 (make_reorder_chain): Do not depdent on BB indexes.
2848 (make_reorder_chain_1): Do not use BB indexes.
2849 (label_for_bb): Likewise; set BB for new insn.
2850 (emit_jump_to_block_after): Likewise.
2851 (fixup_reoder_chain): Sanity check that all basic blocks
2852 are chained; verify newly created insn chain; remove
2853 undocnitional jump simplifying; Do not use BB indexes;
2854 properly initialize count and frequency information;
2855 dump reordered sequence.
2856 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2857 (insert_inter_bb_scope_notes): Set block for new insn.
2858 (reorder_basic_blocks): Dump flow info before reoredering.
2860 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2862 * alias.c (clear_reg_alias_info): Use K&R format definition.
2863 Avoid unsigned warning.
2864 * builtins.c: Use "unsigned int", not "unsigned".
2865 (target_char_cast): Use host_integerp and tree_low_cst.
2866 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2867 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2868 (c_getstr): Likewise.
2869 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2870 (builtin_memcpy_read_str): Avoid unsigned warning.
2871 (expand_builtin_memcpy): Alignments are unsigned.
2872 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2873 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2874 * predict.c (expensive_function_p): LIMIT now unsigned.
2875 * resource.c (mark_target_live_regs): Make some vars unsigned.
2876 * sdbout.c: Use "unsigned int", not "unsigned".
2877 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2878 (sdbout_source_line): Likewise.
2879 (sdbout_record_type_name): Remove "const" for NAME declaration.
2880 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2882 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2884 * calls.c (store_one_arg): Expand comment.
2886 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2888 * calls.c (store_one_arg): Make sure that the entire argument is
2889 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2891 2001-09-09 Richard Henderson <rth@redhat.com>
2893 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2895 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2897 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2899 2001-09-09 Richard Henderson <rth@redhat.com>
2901 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2902 (alpha_this_literal_sequence_number): New.
2903 (alpha_this_gpdisp_sequence_number): New.
2904 (some_operand, input_operand): Add HIGH.
2905 (local_symbolic_operand): New.
2906 (alpha_encode_section_info): New.
2907 (alpha_legitimate_address_p): Allow LO_SUM.
2908 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2909 (alpha_expand_mov): Likewise.
2910 (secondary_reload_class): Check memory_operand not general_operand
2912 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2913 (alpha_expand_unaligned_store): Likewise.
2914 (alpha_expand_unaligned_load_words): Likewise.
2915 (alpha_expand_unaligned_store_words): Likewise.
2916 (alpha_expand_block_clear): Likewise.
2917 (print_operand): Handle %#, %*, %H.
2918 (print_operand_address): Handle LO_SUM.
2920 (alpha_does_function_need_gp): Use it.
2921 (alpha_expand_block_move): Fix signed compare warnings.
2922 (alpha_sa_mask, alpha_align_insns): Likewise.
2923 * config/alpha/alpha-protos.h: Update.
2924 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2925 (MASK_EXPLICIT_RELOCS): New.
2926 (TARGET_SWITCHES): Add -mexplicit-relocs.
2927 (EXTRA_CONSTRAINT): Add 'T'.
2928 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2929 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2930 (ENCODE_SECTION_INFO): Out line.
2931 (REDO_SECTION_INFO_P): New.
2932 (STRIP_NAME_ENCODING): New.
2933 (ASM_OUTPUT_LABELREF): New.
2934 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2935 (PREDICATE_CODES): Update.
2936 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2937 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2938 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2939 builtin_setjmp_receiver_er, exception_receiver_1_er,
2940 call_value_osf_1_er): New patterns.
2941 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2942 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2943 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2944 (FINAL_PRESCAN_INSN): New.
2946 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2948 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2950 2001-09-08 Andreas Jaeger <aj@suse.de>
2952 * i386.h (TARGET_SWITCHES): Fix description.
2954 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2956 * rs6000.c (num_insns_constant): Compute number of instructions
2959 * doc/install.texi: Explain AIX exception handling work-around.
2960 Update URL for AIX fixes.
2962 2001-09-07 Jim Wilson <wilson@redhat.com>
2964 * alias.c (clear_reg_alias_info): New.
2965 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2966 * rtl.h (clear_reg_alias_info): Declare.
2968 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2970 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
2972 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
2973 (m16m,edivm,emulm): Change declaration to match definition.
2975 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2977 * reload.c (push_reload): Check for subreg_lowpart_p instead of
2978 SUBREG_BYTE being 0 when determining if the inner part of a subreg
2981 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2983 * c-common.c (signed_or_unsigned_type): Handle machine mode types
2984 which have no corresponding C type.
2985 * fold_const.c (target_isinf,target_isnan,target_negative): Update
2986 the representation of 64-bit doubles to work with 64-bit ints.
2988 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
2990 * config/mips/mips.c (override_options): Do not override ISA when ABI
2991 specified if MIPS_CPU_STRING_DEFAULT was specified.
2993 2001-09-07 Richard Henderson <rth@redhat.com>
2995 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
2996 (express_from_1): Wrap lines.
2997 * rtlanal.c (commutative_operand_precedence): Rename from
2998 operand_preference; export.
2999 * rtl.h: Declare it.
3000 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3001 (simplify_binary_operation): Invoke simplify_plus_minus on
3002 (CONST (PLUS ...)) as well.
3003 (struct simplify_plus_minus_op_data): New.
3004 (simplify_plus_minus_op_data_cmp): New.
3005 (simplify_plus_minus): Use them. Avoid infinite recursion with
3006 simplify_binary_operation wrt CONST.
3008 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3010 * h8300-protos.h (general_operand_dst_push): Remove.
3011 * h8300.c (general_operand_dst_push): Likewise.
3012 * h8300.h (OK_FOR_T): Likewise.
3013 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3014 * h8300.md (pushqi_h8300): New.
3015 (pushqi_h8300hs): Likewise.
3017 (pushhi_h8300): Likewise.
3018 (pushhi_h8300hs): Likewise.
3021 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3023 * genattrtab.c (attr_printf): First arg is unsigned.
3024 Clean up formatting of callers.
3026 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3028 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3031 2001-09-07 Andreas Jaeger <aj@suse.de>
3033 * i386.h (TARGET_SWITCHES): Fix descriptions.
3035 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3037 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3039 2001-09-06 Ira Ruben <ira@apple.com>
3041 Remove OP_IDENTIFIER.
3042 * tree.def (OP_IDENTIFIER): Remove.
3043 * tree.c (tree_node_kind enum): Remove op_id_kind.
3044 (tree_node_kind_names): Remove "op_identifiers".
3045 (make_node): Remove OP_IDENTIFIER test.
3046 (build_op_identifier): Removed because it isn't being used.
3047 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3048 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3050 2001-09-06 Richard Henderson <rth@redhat.com>
3052 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3054 2001-09-06 Richard Henderson <rth@redhat.com>
3056 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3059 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3061 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3062 number used for CR register.
3064 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3065 Joern Rennecke (amylaar@cygnus.com)
3067 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3068 * h8300.c (initial_offset): Handle offset between RP and FP.
3069 (h8300_return_addr_rtx): New function.
3070 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3072 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3073 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3074 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3075 (CAN_ELIMINATE, REGISTER_NAMES):
3076 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3078 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3080 Remove TYPE_NONCOPIED_PARTS.
3081 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3082 (struct tree_type): Remove noncopied_parts.
3083 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3084 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3085 (fixed_type_p): Remove.
3086 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3087 (expand_expr, MODIFY_EXPR): Likewise.
3088 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3089 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3091 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3093 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3095 (mask64_operand): Likewise.
3096 (includes_rldic_lshift_p): Likewise.
3097 (includes_rldicr_lshift_p): Likewise.
3099 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3101 * objc/objc-act.c (build_message_expr): If a class method cannot
3102 be found, do not issue a warning if a corresponding instance
3103 method exists in the root class.
3105 2001-09-05 Richard Henderson <rth@redhat.com>
3107 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3109 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3111 * function.c (ggc_mark_struct_function): Mark f->outer.
3112 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3113 * integrate.c (output_inline_function): ... not here.
3115 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3117 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3119 * i386.c (size_cost): New static variable.
3120 (override_function): Use size_cost when -Os is specified.
3122 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3123 properly; Use current_function_calls_eh_return.
3124 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3125 use leave to avoid depdendancy chain.
3127 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3128 get BB loop_depth instead of computing it from LOOP notes.
3130 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3132 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3134 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3135 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3136 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3138 2001-09-05 Jeffrey A Law (law@cygnus.com)
3139 Jason Merrill (jason@redhat.com)
3141 * stor-layout.c (layout_type): Complain if an array's size can
3142 not be represented in a size_t.
3144 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3146 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3148 * gcc.c: (process_command) Add parentheses around assignment
3149 used as truth value.
3151 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3153 * config/mips/mips.c (save_restore_insns): Don't mark any register
3154 save slots as unchanging if current_function_calls_eh_return.
3156 2001-09-05 Richard Henderson <rth@redhat.com>
3158 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3159 * config/alpha/alpha-protos.h: Declare it.
3160 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3161 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3162 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3163 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3164 (REG_OK_FOR_BASE_P): Select one of the above.
3166 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3168 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3169 (crti.o): Prefix name of object file with $(T).
3172 2001-09-05 David S. Miller <davem@redhat.com>
3174 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3175 * config/sparc/linux64.h: Likewise.
3177 2001-09-05 Andreas Jaeger <aj@suse.de>
3179 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3180 available anymore, remove the documentation.
3181 (i386 Options): Fix typo, cleanup index entries.
3183 * prefix.c (concat): Remove, we can use the version from liberty.
3185 2001-09-05 Richard Henderson <rth@redhat.com>
3187 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3188 New functions split out of md file expanders.
3189 * config/alpha/alpha-protos.h: Declare them.
3190 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3192 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3194 * cppmacro.c (funlike_invocation_p): No need to restore context.
3196 2001-09-04 Richard Henderson <rth@redhat.com>
3198 * reload.c (push_reload): Export.
3199 * reload.h (push_reload): Declare it.
3201 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3202 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3203 * config/alpha/alpha.c (alpha_legitimize_address): New.
3204 (alpha_legitimize_reload_address): Likewise.
3205 * config/alpha/alpha-protos.h: Declare them.
3207 2001-09-04 Stan Shebs <shebs@apple.com>
3209 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3210 * config/darwin.c (machopic_stub_name): Account for internally
3211 generated lib calls such as memcpy.
3213 2001-09-04 Richard Henderson <rth@redhat.com>
3215 * unwind.h (_UA_END_OF_STACK): New flag.
3216 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3218 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3220 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3222 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3224 * config/mips/mips.c (save_restore_insns): Change base_offset to
3225 fp_offset in second call to mips_emit_frame_related_store.
3227 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3229 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3230 sometimes be represented as a NOTE of type
3231 NOTE_INSN_DELETED_LABEL.
3232 (Insns): Document NOTE_INSN_DELETED_LABEL.
3234 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3236 * c-common.h (tree_dump_index): Add more comments.
3237 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3238 (dump_option_value_info): New struct.
3239 (dump_options): New array.
3240 (dump_switch_p): Parse switch options symbolically.
3241 * doc/invoke.texi (-fdump-ast): Rename to ...
3242 (-fdump-tree): ... here. Document that options are symbolic, and
3243 not all are applicable.
3245 2001-09-04 David S. Miller <davem@redhat.com>
3247 * config/sparc/sparc.md (define_splits): Kill constraints.
3249 Cleanup redundant and unused insn attributes.
3250 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3251 binary, and move. Mark ialu as default.
3252 (commented out define_function_unit "alu"): Kill.
3253 (define_attr "use_clobbered"): Kill.
3254 (whole file): Kill address insn type references. Replace
3255 all unary/binary/move references with ialu.
3256 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3257 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3260 Simplify length insn attribute and make more judicious use
3261 of insn attribute defaulting.
3262 * config/sparc/sparc.md (all insns with length > one): Mark as
3263 insn type multi if real instructions, else use default if
3264 it is a forced splitter.
3265 (all insns with length == one): Use default insn length.
3266 (all insns of type ialu): Use default insn type.
3268 Fix erroneous insn attribute settings.
3269 (addx): Set insn type to misc.
3270 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3271 const_umulsidi3_sp64): Set insn type to imul.
3273 Track SFmode vs DFmode insns according to UltraSPARC
3275 * config/sparc/sparc.md ("fptype"): New attribute, default
3277 (all DFmode single insns): Mark as fptype "double".
3279 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3281 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3283 2001-09-03 Richard Henderson <rth@redhat.com>
3285 * function.h (struct function): Add arg_pointer_save_area_init.
3286 * function.c (expand_function_end): Init arg_pointer_save_area.
3287 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3288 when called from a nested function.
3290 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3292 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3295 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3297 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3299 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3301 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3302 (emit_push_insn): Use specified padding direction when
3303 STACK_PUSH_CODE is POST_INC.
3305 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3307 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3309 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3311 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3313 * cppinit.c (cpp_start_read): Free the imacros list as we
3314 traverse it. Don't free the chains before returning.
3315 (_cpp_push_next_buffer): Only try pushing buffers if we've
3316 completed -imacros handling.
3318 2001-08-31 Eric Christopher <echristo@redhat.com>
3320 * gcc.c (handle_braces): Add explaination for abort.
3322 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3324 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3325 move adjustment of bitpos instead.
3327 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3329 * function.c: Remove all_functions. Make outer_function_chain
3331 (init_function_start): Don't add new function structure to
3333 (find_function_data, push_function_context_to,
3334 pop_function_context_from, put_var_into_stack,
3335 trampoline_address): Update for changed structure element names.
3336 (push_function_context_to): Disentangle.
3337 (free_after_compilation): Also free F.
3338 (expand_dummy_function_end): Don't free cfun here.
3339 (put_var_into_stack): Comment why we can't use find_function_data here.
3340 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3341 (mark_function_chain): Split into maybe_mark_struct_function and
3342 ggc_mark_struct_function. Export the latter.
3343 (init_function_once): Mark from cfun and outer_function_chain;
3346 * function.h (struct function): Kill next_global. Rename next
3347 to outer. All users updated to match.
3348 (all_functions, outer_function_chain): Don't declare.
3350 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3351 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3352 don't touch f->inlinable, after calling rest_of_compilation.
3354 * tree.h: Forward-declare struct function. Prototype
3355 ggc_mark_struct_function.
3357 2001-08-31 Kazu Hirata <kazu@hxi.com>
3359 * config/h8300/h8300.md (*andorhi3): Fix typos.
3361 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3363 * calls.c (emit_library_call_value): Don't use a fixed
3364 argument after VA_CLOSE, i.e. out of scope in traditional C.
3366 * emit-rtl.c (gen_rtvec): Likewise.
3368 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3370 * Makefile.in (c-pragma.o): Depend on output.h.
3371 (reorg.o): Depend on except.h.
3373 * c-pragma.c: Include output.h.
3375 * reorg.c: Include except.h.
3377 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3379 2001-08-31 Richard Henderson <rth@redhat.com>
3381 * sched-deps.c (add_dependence): Don't elide dependancy if the
3382 conditional used by insn is modified in elem.
3384 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3386 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3388 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3390 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3393 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3395 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3397 (stormy16_asm_out_constructor): New function.
3398 (TARGET_ASM_CONSTRUCTOR): Define.
3399 (TARGET_ASM_DESTRUCTOR): Define.
3401 2001-08-31 Andreas Jaeger <aj@suse.de>
3403 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3404 * loop.c (add_label_notes): Likewise.
3405 * reload.c (find_reloads): Likewise.
3406 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3408 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3410 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3411 code here. Take _Unwind_{W,Sw}ord*.
3412 (read_encoded_value_with_base): Use them.
3413 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3415 (extract_cie_info): Simplify read_?leb128 handling.
3416 (execute_stack_op, execute_cfa_program): Likewise.
3417 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3419 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3421 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3422 the frame pointer to pop the stack if convenient.
3424 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3425 Don't use post-increment before combine.
3426 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3427 a call-saved register.
3429 2001-08-31 Andreas Jaeger <aj@suse.de>
3431 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3434 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3436 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3437 not DIV/MOD, of course.
3439 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3441 * rtl.def: Undo my patch commited 2001-08-27.
3443 * genattrtab.c: Ditto.
3447 * sched-int.h: Ditto.
3449 * target-def.h: Ditto.
3453 * haifa-sched.c: Ditto.
3455 * sched-rgn.c: Ditto.
3457 * sched-vis.c: Ditto.
3459 * Makefile.in: Ditto.
3461 * doc/md.texi: Ditto.
3463 * doc/tm.texi: Ditto.
3465 * doc/contrib.texi: Ditto.
3467 * doc/gcc.texi: Ditto.
3469 * genattrtab.h: Remove it.
3471 * genautomata.c: Remove it.
3473 * genattr.c: Undo my patch and Richard Henderson's patch commited
3476 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3478 * config.gcc (h8300-*-elf*): New case.
3479 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3480 (SUBTARGET_CPP_SPEC): Define.
3481 (EXTRA_SPECS): Define.
3482 (SUBTARGET_EXTRA_SPECS): Define.
3483 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3484 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3486 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3488 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3489 (LIB2FUNCS_EXTRA): Define.
3490 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3491 config/h8300/fixunssfsi.c: New file.
3493 2001-08-30 Kazu Hirata <kazu@hxi.com>
3495 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3496 define_expand to accomodate target-specific attributes.
3497 (anonymous zero_extendqihi2 patterns): New.
3499 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3501 * h8300.md (*andorhi3): New pattern.
3503 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3505 * h8300.c (dosize): Fix test for "sub".
3507 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3509 * c-typeck.c (pointer_diff): Try to eliminate common term before
3512 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3514 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3515 Account for the saves of the FP registers.
3517 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3518 (TEXT_SECTION_ASM_OP): Define.
3519 (INIT_SECTION_ASM_OP): Define.
3520 (FINI_SECTION_ASM_OP): Define.
3521 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3522 (RDATA_SECTION_FUNCITON): Provide prototype.
3524 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3526 * reload1.c (move2add_note_store): Correct typo checking for
3529 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3531 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3532 note should not be considered outside the libcall block.
3534 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3536 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3538 2001-08-29 Kazu Hirata <kazu@hxi.com>
3540 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3542 2001-08-29 Kazu Hirata <kazu@hxi.com>
3544 * config/h8300/h8300-protos.h: Add a prototype for
3546 * config/h8300/h8300.c (emit_logical_op): New.
3547 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3554 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3556 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3557 comparison with rtx INTVAL.
3558 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3560 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3562 2001-08-29 Kazu Hirata <kazu@hxi.com>
3564 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3567 2001-08-29 Kazu Hirata <kazu@hxi.com>
3569 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3570 (reg n) to (mem (pre_dec (reg n))
3571 (anonymous movsi pattern): Likewise.
3573 2001-08-29 Kazu Hirata <kazu@hxi.com>
3575 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3577 2001-08-29 Kazu Hirata <kazu@hxi.com>
3579 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3580 several special constants.
3582 2001-08-29 Kazu Hirata <kazu@hxi.com>
3584 * config/h8300/lib1funcs.asm: Fix comment typos.
3586 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3588 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3589 Fix format specifier warnings.
3591 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3592 inet_makeaddr, semctl): Prototype.
3594 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3595 (save_restore_insns): Use base_offset, not gp_offset.
3597 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3598 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3600 2001-08-29 Richard Henderson <rth@redhat.com>
3602 * bb-reorder.c (function_tail_eff_head): New.
3603 (record_effective_endpoints): Set it.
3604 (fixup_reorder_chain): Use it.
3606 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3608 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3610 2001-08-28 Dale Johannesen <dalej@apple.com>
3612 * config/darwin.c (machopic_function_base_name): Add const
3613 qualifier to a string.
3614 (darwin_encode_section_info): Ditto.
3616 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3618 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3619 function definition.
3621 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3623 * df.h (struct df): Add rts_order variable.
3625 * df.c (df_visit_next_rts): New function.
3626 (df_visit_next): Renamed to df_visit_next_rc
3627 (df_analyse_1): Allocate/compute/free rts_order as well.
3628 (df_rd_global_compute): Use df_visit_next_rc instead of
3630 (df_ru_global_compute): Use df_visit_next_rts instead of
3633 * flow.c (flow_reverse_top_sort_order_compute): New function.
3635 * basic-block.h: Add prototype.
3637 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3639 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3640 blocks, the BB_REACHABLE is now set, rather than aux being
3641 non-NULL. Update the test to reflect this.
3643 2001-08-28 Eric Christopher <echristo@redhat.com>
3645 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3646 config/mips/crti.asm: Ditto.
3648 2001-08-28 Eric Christopher <echristo@redhat.com>
3649 Richard Henderson <rth@redhat.com>
3651 * c-pragma.h (add_weak): Move prototype from here...
3652 * output.h (add_weak): ... to here.
3653 * varasm.c (add_weak): Fix typo.
3654 * config/mips/crti.asm: New file.
3655 * config/mips/crtn.asm: Ditto.
3656 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3657 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3658 (INVOKE__main): Ditto.
3659 (INIT_SECTION_ASM_OP): New.
3660 (FINI_SECTION_ASM_OP): Ditto.
3661 (STARTFILE_SPEC): Add crti.
3662 (ENDFILE_SPEC): Add crtn.
3663 * config/mips/elf64.h: Same.
3664 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3666 * config/mips/vxworks.h: Ditto.
3667 * config/mips/t-elf: Support crti and crtn.
3669 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3671 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3674 2001-08-28 Richard Henderson <rth@redhat.com>
3676 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3677 (one_cmplbi2 splitter): Remove redundant test.
3679 2001-08-28 Dale Johannesen <dalej@apple.com>
3681 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3683 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3685 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3687 2001-08-28 Stan Shebs <shebs@apple.com>
3689 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3690 (UNALIGNED_SHORT_ASM_OP): Define.
3691 (UNALIGNED_INT_ASM_OP): Define.
3693 2001-08-28 Will Cohen <wcohen@redhat.com>
3695 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3696 generation for first set.
3698 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3700 * flow.c (redirect_edge_succ_nodup): Return new edge.
3701 (try_simplify_condjump): Use new edge.
3702 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3704 * cse.c (cse_basic_block): Skip note instructions.
3706 2001-08-27 Richard Henderson <rth@redhat.com>
3708 * combine.c (combine_simplify_rtx): Don't reverse condition
3709 if there is no reverse for the condition.
3710 (simplify_comparison): Don't simplify subregs from INT to FP.
3712 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3713 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3714 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3715 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3716 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3717 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3719 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3721 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3722 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3724 (adddi_dilshr32, adddi_dishl32): Only data register can be
3725 source for mem destination.
3727 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3728 and use bitnum to decide about register move.
3730 2001-08-27 Richard Henderson <rth@redhat.com>
3732 * genattr.c (main): Emit state_t even when not doing scheduling.
3734 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3735 Richard Henderson <rth@redhat.com>
3737 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3738 (reg_avail_info, current_bb): ... these.
3739 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3740 (compute_hash_table): Likewise.
3742 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3744 * flow.c (verify_flow_info): Use checksums to verify edges.
3746 2001-08-27 Richard Henderson <rth@redhat.com>
3748 * genautomata.c (expand_automata): Always create a description.
3750 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3752 * optabs.c (expand_binop): Correctly handle the carry in multiword
3753 add/subtract operations.
3755 2001-08-27 Fred Fish <fnf@be.com>
3757 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3760 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3762 * reload.c (find_reloads_toplev): Back out this change:
3764 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3766 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3767 mem if the address is a mode_dependent_address_p.
3769 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3771 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3772 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3773 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3776 * genattr.c (main): New variable num_insn_reservations. Increase
3777 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3778 pipeline hazard recognizer interface.
3780 * genattrtab.h: New file.
3782 * genattrtab.c: Include genattrtab.h.
3783 (attr_printf, check_attr_test, make_internal_attr,
3784 make_numeric_value): Move protypes into genattrtab.h. Define them
3786 (num_dfa_decls): New global variable.
3787 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3788 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3789 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3790 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3792 * genautomata.c: New file.
3794 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3796 * sched-int.h: (curr_state): Add the external definition for
3797 automaton pipeline interface.
3798 (haifa_insn_data): Add comments for members blockage and units.
3800 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3801 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3802 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3803 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3804 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3805 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3806 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3808 (TARGET_SCHED): Use the new macros.
3810 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3811 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3812 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3813 dfa_bubble): New members in gcc_target.sched.
3815 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3816 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3817 (insn_queue): Redefine it as pointer to array.
3818 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3820 (max_insn_queue_index_macro_value): New variable.
3821 (curr_state, dfa_state_size, ready_try): New varaibles for
3822 automaton interface.
3823 (ready_element, ready_remove, max_issue): New function prototypes
3824 for automaton interface.
3825 (choose_ready): New function prototype.
3826 (insn_unit, blockage_range): Add comments.
3827 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3828 FUNCTION_UNITS_SIZE == 0.
3829 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3830 actual_hazard, potential_hazard): Add comments.
3831 (insn_cost): Use cost -1 as undefined value. Remove
3832 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3834 (ready_element, ready_remove): New functions for automaton
3836 (schedule_insn): Add new code for automaton pipeline interface.
3837 (queue_to_ready): Add new code for automaton pipeline interface.
3838 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3839 (debug_ready_list): Print newline when the queue is empty.
3840 (max_issue): New function for automaton pipeline interface.
3841 (choose_ready): New function.
3842 (schedule_block): Add new code for automaton pipeline interface.
3843 Print ready list before scheduling each insn.
3844 (sched_init): Add new code for automaton pipeline interface.
3845 Initiate insn cost by -1.
3846 (sched_finish): Free the current automaton state and finalize
3847 automaton pipeline interface.
3849 * sched-rgn.c: Include target.h.
3850 (init_ready_list, new_ready, debug_dependencies): Add new code for
3851 automaton pipeline interface.
3853 * sched-vis.c: Include target.h.
3854 (get_visual_tbl_length): Add code for automaton interface.
3855 (target_units, print_block_visualization): Add comments.
3857 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3858 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3859 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3860 (getruntime.o, genautomata.o): New entries.
3861 (genattrtab.o): Add new dependency file genattrtab.h.
3862 (genattrtab): Add new dependencies. Link it with `libm.a'.
3863 (getruntime.o, hashtab.o): New entries for canadian cross.
3865 * doc/md.texi: Description of automaton based model.
3867 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3869 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3870 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3871 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3872 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3873 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3874 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3875 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3877 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3878 MAX_DFA_ISSUE_RATE): New macro descriptions.
3880 * doc/contrib.texi: Add dfa based scheduler contribution.
3882 * doc/gcc.texi: Add more information about genattrtab.
3884 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3886 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3889 2001-08-27 Richard Henderson <rth@redhat.com>
3891 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3892 (get_arg_pointer_save_area): New. Create an init it here.
3893 (fix_lexical_addr): Use it.
3894 * function.h: Declare it.
3895 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3896 * stmt.c (expand_nl_goto_receiver): Use it.
3898 2001-08-27 Richard Henderson <rth@redhat.com>
3900 * final.c (final_scan_insn): Don't enter APP_ON mode for
3903 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3904 alignment for assemble_integer for DW_EH_PE_aligned.
3905 * except.c (output_function_exception_table): Likewise.
3907 2001-08-26 Andreas Jaeger <aj@suse.de>
3909 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3911 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3913 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3915 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3917 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3919 (mask64_operand): Likewise.
3920 (rldic_operand): Delete.
3921 (includes_lshift64_p): Delete.
3922 (includes_rldic_lshift_p): New function.
3923 (includes_rldicr_lshift_p): New function.
3924 (print_operand): Don't call rldic_operand in case 'W'.
3925 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3926 (includes_lshift64_p): Remove.
3927 (includes_rldic_lshift_p): Declare.
3928 (includes_rldicr_lshift_p): Declare.
3929 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3930 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3931 Replace match_operand rldic_operand predicate with
3932 const_int_operand. Replace includes_lshift64_p condition with
3933 includes_rldic_lshift_p.
3934 <ashldi3_internal 64 bit rldicr patterns>: New.
3936 2001-08-27 Andreas Jaeger <aj@suse.de>
3938 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3939 * errors.c: Likewise.
3940 * final.c: Likewise.
3941 * dwarf2asm.c: Likewise.
3942 * doprint.c (checkit): Likewise.
3943 * diagnostic.c: Likewise.
3944 * collect2.c: Likewise.
3945 * calls.c: Likewise.
3946 * c-semantics.c (build_stmt): Likewise.
3947 * c-format.c (status_warning): Likewise.
3948 * c-errors.c (pedwarn_c99): Likewise.
3949 * builtins.c (validate_arglist): Likewise.
3950 * config/pj/pj.c (pj_printf): Likewise.
3951 * fix-header.c: Likewise.
3953 * gcov.c (fnotice): Likewise.
3954 * gensupport.c (message_with_line): Likewise.
3955 * mips-tfile.c: Likewise.
3956 * protoize.c (notice): Likewise.
3957 * read-rtl.c (fatal_with_file_and_line): Likewise.
3958 * rtl-error.c: Likewise.
3959 * tradcpp.c: Likewise.
3961 * cp/tree.c (build_min_nt): Likewise.
3962 (build_min): Likewise.
3963 * cp/lex.c: Likewise.
3964 * cp/errfn.c: Likewise.
3965 * cp/rtti.c (create_pseudo_type_info): Likewise.
3967 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3969 * df.c (df_uses_record): Return after recording all uses
3972 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
3974 * df.c (df_insn_modify): Realloc the INSN table here, if
3975 necessary, here, too.
3977 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
3979 * config/mips/mips.c (mips_function_value): Handle complex return
3982 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
3984 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
3986 * reload.c (make_memloc): Copy result if it is still
3987 reg_equiv_memory_loc[regno] on return.
3988 (subst_reloads) [ENABLE_CHECKING]: Check that none of
3989 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
3990 reg_equiv_mem are modified by the substitutions.
3992 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
3994 * predict.c (expensive_function_p): New.
3995 * rtl.h (expensive_function_p): Declare.
3996 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
3997 (use_fast_prologue_epilogue): New static variable.
3998 (expand_prologue): Set it; emit short prologues if unset.
3999 (expand_epilogue): Likewise.
4001 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4003 * config.gcc: Add stormy16-*-elf case.
4004 * config/stormy16/stormy-abi: New file.
4005 * config/stormy16/stormy16-lib2.c: New file.
4006 * config/stormy16/stormy16-protos.h: New file.
4007 * config/stormy16/stormy16.c: New file.
4008 * config/stormy16/stormy16.h: New file.
4009 * config/stormy16/stormy16.md: New file.
4010 * config/stormy16/t-stormy16: New file.
4012 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4014 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4016 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4018 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4019 descriptor members are pointer size, not constant 4.
4020 * config/rs6000/rs6000.md (define_splits): Remove more unused
4023 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4025 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4027 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4029 * cp/rtti.c (VPARAMS): Fix parameter.
4031 2001-08-24 Zack Weinberg <zackw@panix.com>
4033 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4035 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4037 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4038 in if controlling use of insv.
4039 (extract_bit_field): Likewise, for extv and extzv.
4041 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4043 * i386.md (movcc peep2): Fix load of 0.
4045 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4047 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4048 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4050 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4052 * c-pragma.h: Move weak_syms and weak_decls...
4053 * varasm.c: ...here. Now static.
4054 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4055 depend on HANDLE_PRAGMA_WEAK.
4057 * c-common.c (c_alignof, c_alignof_expr): Move here...
4058 * c-typeck.c: ...from here.
4059 * c-tree.h, c-common.h: Adjust.
4061 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4063 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4064 instead of incrementing it.
4066 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4067 asm ready, don't try to move them all into the same array element.
4069 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4071 * function.c (thread_prologue_and_epilogue_insns): Avoid
4072 fallthru flag on edge to exit.
4074 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4076 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4079 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4081 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4082 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4083 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4086 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4088 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4089 replace "GNU CC" with "GCC".
4091 2001-08-23 Richard Henderson <rth@redhat.com>
4093 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4094 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4095 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4096 Need GR between FR and not GR_AND_FR.
4097 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4098 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4099 AR regs before GR regs.
4100 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4101 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4102 (REGISTER_MOVE_COST): Update.
4103 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4105 2001-08-23 Richard Henderson <rth@redhat.com>
4107 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4110 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4112 * reload1.c (emit_reload_insns): Don't look for notes
4113 on a NULL store_insn.
4115 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4118 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4119 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4120 format specifier warnings.
4121 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4123 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4125 * config/i386/i386-protos.h: Correct declaration of
4126 i386_pe_asm_named_section.
4128 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4130 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4132 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4134 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4136 * cpperror.c (print_location): Don't show _Pragma.
4137 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4138 and file change callback generation here.
4139 (stack_include_file): Update use of cpp_push_buffer.
4140 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4141 (struct cpp_buffer): Remove type, pfile members.
4142 * cppinit.c (cpp_handle_option): Use free_chain.
4143 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4144 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4145 a cpp_reader rather than a cpp_buffer.
4146 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4147 skip_line_comment, parse_string, lex_percent, lex_dot,
4148 _cpp_lex_token): Update accordingly.
4149 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4151 (cpp_push_buffer): Update prototype.
4152 (run_directive): Update use of cpp_push_buffer.
4153 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4154 handle_assertion): Update use of run_directive.
4155 * cpplib.h (enum cpp_buffer_type): Remove.
4156 (cpp_push_buffer): Update prototype.
4157 * fix-header.c (read_scan_file): Update.
4159 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4161 * gcc.c (struct prefix_list): Change prefix to const char *.
4163 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4165 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4167 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4169 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4172 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4175 * ifcvt.c (dead_or_predicable): Adjust.
4176 * loop.c (find_and_verify_loops): Adjust.
4177 * stmt.c (expand_end_case): Adjust.
4178 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4179 head and end insn pointers in the basic block, not just local copies.
4180 (merge_blocks_move_predecessor_nojumps): Likewise.
4182 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4184 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4185 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4186 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4187 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4188 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4189 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4190 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4191 conditions.h, config.gcc, configure.frag, configure.in,
4192 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4193 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4194 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4195 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4196 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4197 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4198 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4199 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4200 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4201 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4202 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4203 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4204 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4205 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4206 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4207 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4208 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4209 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4210 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4211 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4212 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4213 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4214 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4215 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4216 params.h, predict.c, predict.def, predict.h, prefix.c,
4217 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4218 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4219 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4220 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4221 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4222 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4223 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4224 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4225 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4226 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4227 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4228 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4229 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4230 xcoffout.h: replace "GNU CC" with "GCC".
4232 2001-08-21 Richard Henderson <rth@redhat.com>
4234 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4235 (final_scan_insn): Consider jump tables data even if we have no
4236 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4238 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4239 (ASM_OUTPUT_CASE_END): Remove.
4240 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4241 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4242 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4244 2001-08-21 Richard Henderson <rth@redhat.com>
4246 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4247 at barrier insns. Emit stop bits before barriers.
4249 * flow.c (flow_find_cross_jump): Don't consider unconditional
4250 return insns for commoning.
4252 * final.c (compute_alignments): Fix typo.
4254 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4255 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4256 (store_bit_field): Use mode_for_extraction more places.
4257 (extract_bit_field): Likewise.
4259 2001-08-21 Zack Weinberg <zackw@panix.com>
4261 * caller-save.c: Don't include insn-codes.h.
4262 (reg_save_code, reg_restore_code): Make arrays of int.
4263 All uses updated to match.
4264 (insert_save, insert_restore): No need to initialize "code"
4265 variable upon declaration.
4266 * Makefile.in: update dependencies; fix typo in clean rule.
4268 2001-08-21 Richard Henderson <rth@redhat.com>
4270 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4271 (merge_if_block): Handle fallout from same.
4273 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4275 * builtins.c (type_to_class): Fix typo in last change.
4277 2001-08-21 Richard Henderson <rth@redhat.com>
4279 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4280 ia64_asm_output_label.
4282 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4283 copy of gp while the real gp register contains garbage.
4285 2001-08-21 Zack Weinberg <zackw@panix.com>
4287 * expmed.c (mode_for_extraction): New function.
4288 (store_bit_field, extract_bit_field): Use it.
4289 * expr.h: Prototype it and provide an enum for its first argument.
4291 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4292 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4293 and digging through the insn_data tables.
4294 * Makefile.in: Update dependencies.
4296 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4298 * cppfiles.c (stack_include_file): line-map.c now handles include
4300 (handle_missing_handler): Similarly.
4301 (_cpp_execute_include): Similarly.
4302 (_cpp_pop_file_buffer): Similarly.
4303 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4304 buffer_stack_depth and include_depth.
4305 * cpplib.c (do_include_common): line-map.c now handles include depth.
4306 (cpp_push_buffer): Similarly.
4307 (_cpp_pop_buffer): Similarly.
4308 * cppmacro.c (builtin_macro): Update.
4309 * line-map.c (init_line_maps): Set depth.
4310 (add_line_map): Increment "used" earlier. Update and use the
4312 (trace_include): Use the include depth.
4313 * line-map.h (struct line_maps): New member depth.
4315 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4317 * cppfiles.c (stack_include_file): Don't handle -H here.
4318 * cppinit.c (cpp_start_read): Set include tracing after
4319 cpp_post_options and after stacking the main file.
4320 * line-map.c (trace_include): New.
4321 (init_line_maps, add_line_map): Update.
4322 * line-map.h (struct line_maps): New member trace_includes.
4324 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4326 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4327 * cppfiles.c (stack_include_file): Only stack a file if there
4328 is something to do. Return a boolean indicating whether a
4329 buffer was stacked or not.
4330 (_cpp_execute_include): Similarly.
4331 (_cpp_read_file): Similarly.
4332 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4334 2001-08-21 Sam Steingold <sds@gnu.org>
4336 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4337 (RECACHE): keep obufp_before_macroname up to date
4339 2001-08-21 Zack Weinberg <zackw@panix.com>
4341 * stmt.c: Don't include insn-codes.h.
4342 (expand_end_case): Machine specific logic moved to expr.c.
4343 No need to worry about __builtin_classify_type.
4344 (check_for_full_enumeration_handling, emit_case_nodes):
4347 * builtins.o (expand_builtin_classify_type): Split up so code
4348 can be shared with fold_builtin_classify_type.
4349 (type_to_class, fold_builtin_classify_type): New functions.
4350 (fold_builtins): Handle __builtin_classify_type.
4352 * expr.c (do_tablejump): Now static.
4353 (case_values_threshold, try_casesi, try_tablejump): New;
4354 code mostly from stmt.c (expand_end_case).
4355 (expr.h): Update prototypes.
4357 * Makefile.in (stmt.o): Update dependencies.
4359 2001-08-21 Will Cohen <wcohen@redhat.com>
4361 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4362 declaration of variable i.
4363 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4364 declaration of variable i.
4366 2001-08-21 Richard Henderson <rth@redhat.com>
4368 * crtstuff.c: Fix thinko last change. Move list tails to start
4369 of CRT_END section. Tidy ifdefs.
4370 (__EH_FRAME_BEGIN__): Always static for ELF.
4371 (__do_global_ctors_1): Rename from __frame_dummy.
4372 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4373 name change; don't hide __EH_FRAME_BEGIN__.
4375 2001-08-21 Richard Henderson <rth@redhat.com>
4377 * gdbinit.in: Move break on exit after break on fancy_abort.
4379 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4382 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4384 * cpphash.h (_cpp_push_next_buffer): New.
4385 * cppinit.c (do_includes): Remove.
4386 (push_include, free_chain, _cpp_push_next_buffer): New.
4387 (cpp_start_read): Use them to rework command line option handling.
4388 (cpp_handle_option): Combine handling of -include and -imacros.
4389 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4390 appropriate. Always insert missing \n at EOF.
4391 * cpplib.c (start_directive): Get the directive position right.
4392 * cppmain.c (cb_file_change): Always print the first line, unless
4395 2001-08-20 Andreas Jaeger <aj@suse.de>
4397 * profile.c (compute_branch_probabilities): Remove extra new-line
4399 * flow.c (verify_flow_info): Likewise.
4401 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4403 * basic-block.h (basic_block): Add new field 'flags'.
4404 (BB_REACHABLE): Define.
4405 (expunge_block): Declare.
4406 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4407 (EXIT_BLOCK_PTR): Ditto.
4408 (expunge_block): Remove static declaration.
4409 (cleanup_cfg): Clear bb->aux on every basic block.
4410 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4411 computing reachability.
4412 (delete_unreachable_blocks): Delete block b if b->flags has
4415 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4417 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4419 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4421 * sparc.c (sparc_variable_issue): Fix typo in last change.
4423 2001-08-20 Richard Henderson <rth@redhat.com>
4425 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4427 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4429 * pa.h (RETURN_IN_MEMORY): Improve comment.
4431 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4433 * doc/invoke.texi (Profiling options): Clarify the interactions
4434 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4436 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4438 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4441 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4443 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4446 2001-08-20 Richard Henderson <rth@redhat.com>
4448 * final.c (end_final): Fix typo last change.
4450 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4452 * cppinit.c (init_standard_includes): The returned buffer
4453 is already malloc-ed.
4454 * gcc.c (add_prefix): Similarly.
4455 * prefix.c (translate_name): Update to support clear buffer
4457 (update_path): Similarly. Be sure to free any newly allocated
4458 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4460 * prefix.h (update_path): Update prototype and document.
4461 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4462 up and update to new buffer ownership rules.
4463 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4465 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4467 * final.c (compute_alignments): New function.
4468 (init_insn_lengths): Do not care label_align.
4469 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4470 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4471 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4472 (shorted_branches): Realloc label_align array; do
4473 not call init_insn_lengths; Do not care about loop alignments.
4474 * output.h (compute_alignments): Declare.
4475 * toplev.c (rest_of_compilation): Call compute_alignments.
4476 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4478 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4479 change visited to tovisit.
4480 (propagate_freq): Use faster traversing algorithm.
4481 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4482 to tovisit; reverse meaning.
4484 * predict.c (struct block_info_def): Remove nvisited.
4485 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4486 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4488 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4490 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4491 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4492 (TARGET_FUSED_MADD): New.
4493 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4494 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4495 the multiply-add instructions.
4497 2001-08-19 Richard Henderson <rth@redhat.com>
4499 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4500 is aligned to pointer size.
4502 2001-08-19 Richard Henderson <rth@redhat.com>
4504 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4505 display markers during final schedule.
4507 2001-08-19 Richard Henderson <rth@redhat.com>
4509 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4511 2001-08-19 Richard Henderson <rth@redhat.com>
4513 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4515 (ASM_NAME_TO_STRING): Remove.
4516 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4517 in the same string. Remove support for expressions.
4519 2001-08-19 Richard Henderson <rth@redhat.com>
4521 * config/i386/i386.md (tablejump): Make an expander; handle
4522 pic relative addressing here.
4523 (tablejump_1): Rename from tablejump_pic.
4526 2001-08-19 Richard Henderson <rth@redhat.com>
4528 * regclass.c (fix_register): Fix typo.
4530 2001-08-18 Richard Henderson <rth@redhat.com>
4532 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4533 (struct _Unwind_Context): Expand br_loc to hold it.
4534 (uw_frame_state_for): Handle leaf functions better.
4535 (uw_update_reg_address): Update for br_loc change.
4537 2001-08-18 Richard Henderson <rth@redhat.com>
4539 * crtstuff.c: Move list heads before code that uses them.
4540 (__JCR_LIST__): Remove initial null.
4541 (frame_dummy, __frame_dummy): Do java registration here ...
4542 (__do_global_ctors_aux): ... not here.
4544 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4545 (__do_global_dtors_aux): Update to match.
4546 (__JCR_LIST__, __do_jv_register_classes): New.
4548 * config/ia64/crtend.asm (__JCR_END__): New.
4549 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4550 instead of an indirect LTOFF22 reloc.
4552 2001-08-18 Richard Henderson <rth@redhat.com>
4554 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4555 * regclass.c (init_reg_sets_1): Fix typo.
4556 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4557 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4558 (ia64_compute_frame_size): Make ar.unat live when in use.
4559 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4560 for ar.pfs; remove ar.unat handling.
4561 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4563 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4564 * config/ia64/ia64-protos.h: Update decls.
4565 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4566 (sibcall_pic): Likewise.
4568 2001-08-18 Richard Henderson <rth@redhat.com>
4570 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4571 pred_rel_mutex when searching for insn_group_barrier.
4572 * config/ia64/ia64.md (cycle_display): Combine the expander
4575 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4576 bit before asm as needed.
4578 2001-08-18 Richard Henderson <rth@redhat.com>
4580 * timevar.def (TV_MACH_DEP): New.
4581 * toplev.c (rest_of_compilation): Use it.
4582 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4584 2001-08-18 Zack Weinberg <zackw@panix.com>
4586 * unwind-dw2.c (execute_stack_op): Add default aborts to
4587 the inner switches to prevent warnings.
4589 2001-08-18 Richard Henderson <rth@redhat.com>
4591 * timevar.h (struct timevar_time_def): Change element type to float.
4592 (ticks_to_msec, clocks_to_msec): Likewise.
4593 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4594 (get_time): Likewise.
4595 (timevar_print): Adjust zero check and printing to match.
4597 2001-08-18 Zack Weinberg <zackw@panix.com>
4599 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4600 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4601 Eliminate overfull or underfull hboxes.
4603 2001-08-18 Zack Weinberg <zackw@panix.com>
4605 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4607 2001-08-18 Zack Weinberg <zackw@panix.com>
4609 * haifa-sched.c: Convert to target hooks. Macros replaced
4610 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4611 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4612 MD_SCHED_FINISH, and HAVE_cycle_display.
4613 * target-def.h (TARGET_SCHED_ADJUST_COST,
4614 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4615 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4616 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4617 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4618 New hook #defines to be overridden.
4619 (TARGET_SCHED): Bring them all together.
4620 (TARGET_INITIALIZER): Update.
4621 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4622 instead of 'struct rtx_def *' throughout.
4623 (struct sched): New set of hooks for the scheduler.
4624 * Makefile.in (haifa-sched.o): Depend on target.h.
4625 * doc/tm.texi: Document the new scheduler hooks, together in
4626 their own section, instead of scattered around.
4627 Fix a bunch of underfull/overfull hboxes.
4629 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4630 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4631 sparc.h: Don't define any of the old scheduler macros.
4633 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4634 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4635 sparc.c: Create hook functions from code extracted from
4636 corresponding target header, or make existing hooks static, as
4637 appropriate. Set the appropriate entries in targetm.
4639 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4640 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4641 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4642 Remove prototypes for functions which are now static.
4644 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4645 related gunk; the Haifa scheduler is now the only choice.
4647 2001-08-18 Zack Weinberg <zackw@panix.com>
4649 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4650 * genopinit.c: Put floating point divide insns in sdiv_optab.
4651 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4652 * config/gofast.h, config/c4x/c4x.h,
4653 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4654 config/pa/long_double.h, config/rs6000/sysv4.h,
4655 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4656 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4657 (init_optabs): Use init_optabv for overflow-trapping optabs.
4658 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4659 cmp_optab RTX codes so have_insn_for can find them.
4661 * optabs.c (expand_simple_binop, expand_simple_unop,
4662 have_insn_for, gen_sub3_insn): New interfaces.
4663 * expr.h: Prototype new functions.
4664 (enum optab_methods): Move here from optabs.h.
4666 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4667 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4668 Use new functions instead of working directly with optabs.
4669 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4670 unroll.c: Don't include optabs.h.
4671 * caller-save.c, combine.c, function.c, stmt.c: Just include
4672 insn-codes.h, not optabs.h.
4673 * Makefile.in: Update dependencies.
4675 * combine.c (make_compound_operation, simplify_comparison):
4676 Fix typos testing for this or that instruction.
4678 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4680 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4681 generating libgcc.a.
4683 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4685 * except.c (TYPE_HASH): Delete.
4687 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4690 * tree.c (TYPE_HASH): Delete.
4692 * tree.h (TYPE_HASH): Define.
4694 2001-08-18 Graham Stott <grahams@redhat.com>
4696 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4698 (adddi3_internal_2+2): Likewise.
4699 (eh_set_lr_di+1): Likewise.
4701 2001-08-17 Richard Henderson <rth@redhat.com>
4703 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4704 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4705 * dwarf2asm.c: ... here.
4706 * dwarfout.c: Remove them.
4708 * varasm.c (assemble_integer): Add align parameter.
4709 (assemble_real, output_constant, output_constructor): Likewise.
4710 * output.h: Update decls.
4711 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4712 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4713 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4714 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4715 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4718 * final.c (end_final): Abort profile block generation if we
4719 havn't layed it out properly.
4720 * output.h (assemble_eh_integer): Remove stale decl.
4721 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4723 (assemble_integer): Handle unaligned data.
4724 (assemble_real): Abort on unaligned data.
4725 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4727 (default_dtor_section_asm_out_destructor): Use assemble_align.
4728 (default_named_section_asm_out_constructor): Likewise.
4729 (default_ctor_section_asm_out_constructor): Likewise.
4730 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4731 (machopic_asm_out_destructor): Likewise.
4732 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4733 (nextstep_asm_out_destructor): Likewise.
4734 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4735 (vms_asm_out_destructor): Likewise.
4737 2001-08-17 Richard Henderson <rth@redhat.com>
4739 * config/mips/iris6.h (TARGET_IRIX6): New.
4740 (current_section_name, current_section_flags): New.
4741 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4742 (MAX_OFILE_ALIGNMENT): New.
4743 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4744 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4745 (copy_file_data): Split out from
4746 (mips_asm_file_end): ... here.
4747 (mips_asm_file_start): Remove extra .section directive. Use
4748 tmpfile instead of mips_make_temp_file.
4749 (mips_unique_section): Use const char * as needed for warnings.
4750 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4751 re-add align parameter.
4752 (iris6_asm_named_section): New.
4753 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4754 (iris6_asm_output_align, iris6_section_align_1): New.
4755 (iris6_asm_file_start, iris6_asm_file_end): New.
4756 * config/mips/mips-protos.h: Update decls.
4758 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4760 * doc/install.texi (Install GCC): Add links to build status pages.
4762 (Final install): Ditto; request updates for specific info
4764 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4766 * cpperror.c (print_location): Don't take a file name; use the
4768 (_cpp_begin_message): Similarly.
4769 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4770 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4771 (cpp_pedwarn_with_file_and_line): Remove.
4772 * cppfiles.c (stack_include_file): Update; set filename to stdin
4773 here when appropriate.
4774 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4775 (_cpp_begin_message): Don't take a file name.
4776 * cppinit.c: Add comment.
4777 * cpplex.c: Fix end-of-directive indicator.
4778 * cpplib.c: Don't include intl.h.
4779 (run_directive, do_diagnostic): Update.
4780 (do_line): Update to not use nominal_fname.
4781 (cpp_push_buffer): Don't take a filename.
4782 * cpplib.h (struct ht): Remove.
4783 (cpp_push_buffer): Don't take a filename.
4784 (cpp_pedwarn_with_file_and_line): Remove.
4785 * cppmacro.c (struct cpp_macro): Remove file.
4786 (builtin_macro): Update.
4787 (_cpp_create_definition): Update.
4788 * cppmain.c: Correct comment.
4789 * fix-header.c (read_scan_file): Update.
4791 2001-08-17 Kazu Hirata <kazu@hxi.com>
4793 * sbitmap.c: Fix comment formatting.
4794 * sched-deps.c: Likewise.
4795 * sibcall.c: Likewise.
4796 * simplify-rtx.c: Likewise.
4798 * ssa-ccp.c: Likewise.
4799 * stor-layout.c: Likewise.
4800 * timevar.c: Likewise.
4801 * toplev.c: Likewise.
4802 * unwind-dw2.c: Likewise.
4803 * unwind-dw2-fde.c: Likewise.
4804 * varasm.c: Likewise.
4806 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4808 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4809 or larger than an integer in memory.
4811 2001-08-17 Zack Weinberg <zackw@panix.com>
4813 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4814 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4815 * rtl.h: Don't forward-declare union tree_node here. Don't
4816 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4817 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4818 and tree respectively.
4819 * tree.h: Don't forward-declare struct rtx_def here. Don't
4820 typedef tree here. Change all uses of struct rtx_def *,
4821 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4822 and tree respectively.
4824 2001-08-17 Richard Henderson <rth@redhat.com>
4826 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4827 config/mips/openbsd.h: Fix typos last change.
4829 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4831 * doc/invoke.texi (Optimize Options): The default for
4832 -finline-limit is 600.
4834 2001-08-17 Richard Henderson <rth@redhat.com>
4836 * varasm.c (text_section): Allow TEXT_SECTION to override the
4837 printing of TEXT_SECTION_ASM_OP.
4838 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4839 (DATA_SECTION, BSS_SECTION): Remove.
4840 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4841 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4842 Rename from s/_NAME//.
4843 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4844 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4845 (TEXT_SECTION): ... here. New.
4846 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4847 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4848 * config/mips/openbsd.h: Likewise.
4849 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4850 (mips_asm_file_end): Likewise test.
4851 (mips_output_function_epilogue): Likewise. Switch back to data
4852 section after emitting the function.
4854 * doc/tm.texi (Sections): Document TEXT_SECTION.
4856 2001-08-17 Richard Henderson <rth@redhat.com>
4858 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4859 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4861 2001-08-17 Richard Henderson <rth@redhat.com>
4863 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4864 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4865 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4866 Add aligned attribute.
4868 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4870 * config/sh/sh.md: Add modes to unspecs in first insn to match
4871 those in the second.
4873 * Makefile.in: Fix collect2 copy for Cygwin.
4875 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4877 Install the proper patch.
4878 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4879 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4880 (expand_function_start): Likewise.
4881 * stmt.c (expand_decl): Likewise.
4882 * varasm.c (make_decl_rtx): Likewise.
4884 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4886 * final.c: Undo my previous accidental checkin.
4887 * output.h: Likewise.
4888 * tm.texi: Likewise.
4890 2001-08-16 Richard Henderson <rth@redhat.com>
4892 * varasm.c (named_section_flags): Remove align parameter.
4893 * varasm.c, dwarf2out.c: Update all callers.
4894 * output.h: Update prototypes.
4896 * target.h (target.asm_out.named_section): Remove align parameter.
4897 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4898 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4899 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4900 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4901 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4903 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4904 (get_named_section_flags, set_named_section_flags): New.
4905 (named_section_flags): Use them.
4906 (named_section): Do decl vs section flags check here...
4907 (default_section_type_flags): ... not here.
4908 (init_varasm_once): Create in_named_htab.
4909 (resolve_unique_section): Mark reloc unused.
4911 2001-08-16 Richard Henderson <rth@redhat.com>
4913 * varasm.c (force_const_mem): Keep pool alignment in bits.
4914 (output_constant_pool): Use assemble_align.
4916 2001-08-16 Zack Weinberg <zackw@panix.com>
4918 * doc/tm.texi: Remove extra @table command.
4920 2001-08-16 Zack Weinberg <zackw@panix.com>
4922 * final.c (shorten_branches): Clear the end of the label_align
4923 array only if we made it larger. Break up messy expressions
4926 * diagnostic.c (internal_error): Check for error recursion
4927 before doing ICE suppression.
4929 * timevar.c: Timing variables now count in milliseconds.
4930 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4931 (get_time): Not here.
4932 (timevar_print): Don't print any timer whose user, cpu, and
4933 wall times are all zero as displayed.
4934 * timevar.h: Update comment aboout units. Make timevar
4937 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4939 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4940 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4941 (expand_function_start): Likewise.
4942 * stmt.c (expand_decl): Likewise.
4943 * varasm.c (make_decl_rtx): Likewise.
4945 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4947 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4948 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4950 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4952 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4955 2001-08-16 Andreas Jaeger <aj@suse.de>
4957 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4960 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4962 * rtl.h (only_sets_cc0_p): New prototype.
4963 * jump.c (sets_cc0_p): Handle INSN.
4964 (only_sets_cc0_p): New function.
4965 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4966 (tidy_fallthru_edge): Likewise.
4967 * integrate.c (copy_insn_list): Likewise.
4968 * unroll.c (unroll_loop): Likewise.
4969 (copy_loop_body): Likewise.
4971 2001-08-15 Jason Eckhardt <jle@redhat.com>
4973 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
4975 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
4977 * predict.c (struct block_info_def): Remove nvisited.
4978 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4979 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4981 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
4982 (ix86_adjust_cost): Teach scheduler that latency to load operand can
4985 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
4987 * predict.def: Update hitrates.
4989 2001-08-15 Richard Henderson <rth@redhat.com>
4991 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
4993 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
4995 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
4996 note from its associated jump.
4998 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5000 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5001 also on 64-bit s390x targets.
5003 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5005 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5007 (arm_expand_prologue): Handled nested functions which take a
5008 variable argument list.
5009 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5010 macro with an invocation of
5011 arm_compute_initial_elimination_offset.
5012 * config/arm/arm-protos.h: Prototype
5013 arm_compute_initial_elimination_offset.
5015 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5017 * doc/install.texi (Specific, avr): Fix markup.
5018 (Specific, c4x): Ditto.
5020 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5022 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5024 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5026 * Makefile.in (OBJS): Add rtl-error.o
5027 (rtl-error.o): New rule.
5028 (diagnostic.o): Adjust dependency.
5029 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5030 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5031 warning_for_asm): Move to...
5032 rtl-error.c: ...here. New file.
5034 2001-08-14 Richard Henderson <rth@redhat.com>
5036 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5037 if USING_SJLJ_EXCEPTIONS.
5039 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5041 * tlink.c (scan_linker_output): Check string for unsatisfied in
5042 addition to undefined and unresolved.
5044 2001-08-14 Graham Stott <grahams@redhat.com>
5046 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5047 EH_FRAME_SECTION_NAME.
5049 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5051 * genattrtab.c (simplify_test_exp_in_temp): New function.
5052 (simplify_test_exp): Avoid explicit use of temporary obstack.
5053 (simplify_cond, insert_right_side, evaluate_eq_attr,
5054 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5055 Use simplify_test_exp_in_temp.
5056 (optimize_attrs): Iterate until expression stabilizes.
5058 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5060 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5061 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5063 2001-08-13 Richard Henderson <rth@redhat.com>
5065 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5066 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5067 * config/arm/conix-elf.h: Likewise.
5069 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5071 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5073 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5075 * gcse.c (hash_scan_set): Expressions that are set as part of
5076 jump instructions are not available.
5078 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5080 * config/s390/s390.c (print_operand, s390_function_prologue,
5081 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5083 2001-08-13 Richard Henderson <rth@redhat.com>
5085 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5086 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5087 * doc/tm.texi (Exception Region Output): Document it.
5089 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5091 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5092 DWARF2 instead of stabs by default.
5094 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5096 * config/rs6000/rs6000.c: Include optabs.h.
5098 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5100 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5101 save/restore routines.
5102 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5104 2001-08-13 Andreas Jaeger <aj@suse.de>
5106 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5107 the english is correct.
5109 2001-08-13 Zack Weinberg <zackw@panix.com>
5111 * expr.h: Split out optab- and libfunc-related code to...
5112 * optabs.h, libfuncs.h: ... these new headers.
5114 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5116 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5118 * mkconfig.sh: Don't include insn-codes.h from config.h.
5120 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5121 enum insn_code is available. Move reload_in_optab and
5122 reload_out_optab array declarations to optabs.h.
5123 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5124 there, prototype in expr.h.
5125 * gencodes.c: Cleanup: zap global variables, don't use
5126 printf where puts will do, don't bother defining MAX_INSN_CODE
5127 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5129 * genemit.c, genopinit.c: Include optabs.h in generated file.
5130 * genoutput.c: Include insn-codes.h in generated file.
5131 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5132 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5133 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5134 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5135 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5136 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5138 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5139 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5140 config/m88k/m88k.c, config/sparc/sparc.c:
5142 * reload.c: Include expr.h and optabs.h before reload.h.
5143 * config/alpha/alpha.c: Include tree.h before reload.h.
5144 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5145 and reload.h in that order.
5146 * config/sparc/sparc.c: Include debug.h.
5147 * recog.c: Include insn-codes.h.
5149 2001-08-13 Andreas Jaeger <aj@suse.de>
5151 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5154 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5156 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5157 * gcc.c (init_spec): Fix typo in comment.
5158 * varasm.c (data_section): Fix typo in comment.
5160 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5162 * predict.c (dump_prediction): New argument "USED".
5163 (combine_predictions_for_insn): Determine the used heuristics,
5164 output the case no heuristic applied.
5165 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5167 2001-08-13 Andreas Jaeger <aj@suse.de>
5169 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5172 2001-08-13 Kazu Hirata <kazu@hxi.com>
5174 * jump.c: Fix formatting.
5176 2001-08-13 Kazu Hirata <kazu@hxi.com>
5178 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5181 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5183 * loop.c (check_dbra_loop): Use condjump_label to compute
5186 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5187 to better document the files they're in.
5189 2001-08-12 Zack Weinberg <zackw@panix.com>
5191 * recog.h (struct insn_operand_data): Shrink 'mode' field
5194 2001-08-12 Kazu Hirata <kazu@hxi.com>
5196 * gcc.c: Fix comment formatting.
5197 * gccspec.c: Likewise.
5200 * genemit.c: Likewise.
5201 * gengenrtl.c: Likewise.
5202 * genrecog.c: Likewise.
5203 * gensupport.c: Likewise.
5204 * ggc-page.c: Likewise.
5205 * global.c: Likewise.
5206 * graph.c: Likewise.
5207 * ifcvt.c: Likewise.
5208 * integrate.c: Likewise.
5210 * libgcc2.c: Likewise.
5212 * mbchar.c: Likewise.
5213 * optabs.c: Likewise.
5214 * predict.c: Likewise.
5215 * prefix.c: Likewise.
5216 * profile.c: Likewise.
5217 * protoize.c: Likewise.
5219 * recog.c: Likewise.
5220 * regclass.c: Likewise.
5221 * regmove.c: Likewise.
5222 * reg-stack.c: Likewise.
5223 * reload1.c: Likewise.
5224 * resource.c: Likewise.
5225 * rtlanal.c: Likewise.
5228 2001-08-12 Kazu Hirata <kazu@hxi.com>
5230 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5231 a tree representing a constant is passed to the macro.
5233 2001-08-12 Richard Henderson <rth@redhat.com>
5235 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5236 (rs6000_elf_asm_out_destructor): New.
5237 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5238 (DTORS_SECTION_ASM_OP): Remove.
5239 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5240 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5242 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5245 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5246 * gcc.c (set_collect_gcc_options): New function, split out from
5248 Ignore elided switches.
5249 (do_spec_1): Invoke before executing command.
5250 (set_input): Export.
5251 Move declaration ...
5252 * gcc.h (set_input): ... here.
5253 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5256 2001-08-12 Richard Henderson <rth@redhat.com>
5258 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5259 thinko wrt TARGET_RELOCATABLE.
5261 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5263 * fix-header.c (cb_file_change): Update prototype.
5265 2001-08-11 Zack Weinberg <zackw@panix.com>
5267 * toplev.c (set_float_handler): Make static.
5268 * toplev.h: Don't prototype set_float_handler.
5270 * simplify-rtx.c: Don't include setjmp.h.
5271 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5273 (simplify_unary_operation, simplify_binary_operation): Use them,
5274 via do_float_handler.
5276 * fold-const.c: Don't include setjmp.h.
5277 (exact_real_inverse_1): New function.
5278 (exact_real_inverse): Use it, via do_float_handler.
5280 * varasm.c: Don't include setjmp.h.
5281 (assemble_real_1): New function.
5282 (assemble_real): Use it, via do_float_handler.
5283 Call internal_error if we get a trap here.
5285 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5286 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5288 2001-08-11 Zack Weinberg <zackw@panix.com>
5290 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5291 STACK_BOUNDARY if not already defined.
5293 * calls.c, function.c, reload1.c, explow.c: Don't default
5294 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5295 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5297 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5300 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5301 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5303 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5305 * cppmacro.c (enter_macro_context): Push macro expansions even
5308 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5310 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5311 (rs6000_elf_section_type_flags): Actually return a value.
5313 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5315 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5316 Clean up code: add missing comments and prototypes, fix warnings,
5317 remove obsolete code, fix spacing to conform to coding style.
5319 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5321 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5322 and TARGET_ASM_CLOSE_PAREN.
5323 (regclass_map): CC register belongs to class NO_REGS.
5324 (legitimize_pic_address): Don't generate unnecessary moves
5325 (to avoid confusing loop optimization).
5326 (check_and_change_labels): Replace jump_long by indirect_jump.
5327 (s390_final_chunkify): Don't start a new literal pool on section
5328 switch in 64-bit code.
5329 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5331 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5332 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5333 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5335 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5336 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5337 (CONST_COSTS): Fixed incorrect costs.
5339 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5340 Use emit_jump instead of emit_jump_insn (gen_jump).
5341 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5342 (to avoid confusing flow analysis).
5343 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5344 (casesi, casesi_jump): New.
5345 (jump_long): Removed. Functionality merged into indirect_jump.
5346 (indirect_jump): Accept address_operand, not just register_operand.
5347 (cjump_long, icjump_long): Use same logic as indirect_jump.
5348 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5349 Fixed broken setjmp/longjmp handling.
5350 (do_builtin_setjmp_setup): Removed.
5352 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5353 broken GNU as versions that don't accept .quad with large
5354 negative values. Use hexadecimal output instead.
5355 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5356 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5357 FUNCTION_EPILOGUE): Removed. Now in targetm.
5359 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5361 * config/s390/fixdfdi.h: Add missing copyright statement.
5362 Fix type conflicts on 64-bit. Add missing SFmode routines.
5364 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5367 2001-08-11 Richard Henderson <rth@redhat.com>
5369 * rtl.h (REG_EH_RETHROW): Remove.
5370 * rtl.c (reg_note_name): Update.
5371 * combine.c (distribute_notes): Don't check for it.
5373 2001-08-11 Richard Henderson <rth@redhat.com>
5375 * combine.c (distribute_notes): Place REG_SETJMP.
5377 2001-08-11 Richard Henderson <rth@redhat.com>
5379 * doc/extend.texi (Arrays and pointers implementation): Discourage
5380 relying on sign-extension of pointers.
5382 2001-08-11 H.J. Lu <hjl@gnu.org>
5384 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5386 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5387 RDATA_SECTION_ASM_OP.
5389 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5391 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5392 main manual to work both for info and HTML versions.
5394 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5395 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5397 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5398 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5399 (struct cpp_pool): New member first.
5400 * cppinit.c (append_include_chain): Plug memory leaks.
5401 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5402 Allocate pragma structures from the (aligned) macro pool to
5403 avoid leaking memory.
5404 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5405 so we don't leak memory.
5406 * hashtable.c (ht_destroy): New.
5407 * hashtable.h (ht_destroy): New.
5409 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5410 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5412 * c-lex.c (map): Make const.
5413 (cb_file_change): Update for callback passing a line map.
5414 Don't assume we have a previous map. Remove sanity check
5415 about popping too many files.
5416 * cpperror.c (print_location): Make map const.
5417 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5418 (cpp_make_system_header): Similarly.
5419 (search_from): Similarly.
5420 (_cpp_execute_include): Don't remember where we came from.
5421 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5422 (struct cpp_reader): Make map const.
5423 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5424 * cpplib.c (do_line): Update; line maps now hold sysp.
5425 (cpp_push_buffer): Similarly.
5426 (_cpp_do_file_change): Similarly; callback with map instead.
5427 (cpp_get_line_maps): Constify return value.
5428 (_cpp_pop_buffer): Update.
5429 * cpplib.h (struct cpp_file_change): Remove.
5430 (struct cpp_callbacks): Update.
5431 (cpp_get_line_maps): Constify return value.
5432 * cppmacro.c (_cpp_create_definition): Update.
5433 * cppmain.c (struct printer): Constify map.
5434 (maybe_print_line): Similarly.
5435 (print_line): Similarly. Deduce flags 1 and 2 here.
5436 (cb_file_change): Update.
5437 * line-map.c (free_line_maps): Warn regardless.
5438 (add_line_map): Return pointer to const. When passed NULL to_file
5439 with LC_LEAVE, use the obvious values for the return point so the
5440 caller doesn't have to figure them out.
5441 (lookup_line): Return pointer to const.
5442 (print_containing_files): Take pointer to const.
5443 * line-map.h (struct line_map): New members reason, sysp.
5444 (add_line_map): Return pointer to const.
5445 (lookup_line): Similarly.
5446 (print_containing_files): Take pointer to const.
5448 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5449 Richard Henderson <rth@redhat.com>
5451 * regmove.c (regmove_optimize): Avoid setting a register twice in
5454 2001-08-10 Richard Henderson <rth@redhat.com>
5456 * doc/extend.texi (Arrays and pointers implementation): Document
5457 behavior of pointer/integer conversion.
5459 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5461 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5463 2001-08-10 Richard Henderson <rth@redhat.com>
5465 * doc/extend.texi (C Implementation): New chapter.
5466 * doc/gcc.texi (Top): Link it in.
5468 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5470 * doc/install.texi (Specific): Fix CVS merge botch.
5472 2001-08-10 Richard Henderson <rth@redhat.com>
5474 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5475 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5477 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5479 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5480 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5481 this macro is now required.
5483 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5484 loop.c (find_and_verify_loops), reload.c (reload): Check
5485 for rtx code of CALL_INSN, not CALL, when deciding if we
5486 need to check for REG_SETJMP note.
5488 * gcse.c (compute_hash_table, compute_store_table): Update
5489 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5492 * config/avr/avr.c: Fix typo.
5493 * config/convex/convex.c (expand_movstr): Use adjust_address.
5494 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5496 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5497 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5499 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5500 Do define STACK_BOUNDARY.
5501 * config/i370/i370.c: Include expr.h.
5502 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5503 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5504 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5505 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5506 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5507 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5508 * config/romp/romp.c: Include expr.h after tree.h.
5510 (output_fpop): Use xmalloc, not oballoc.
5511 * config/we32k/we32k.c: Include expr.h.
5513 2001-08-10 Kazu Hirata <kazu@hxi.com>
5515 * config/h8300/h8300.h: Fix formatting.
5517 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5519 * c-common.h (RETURN_NULLIFIED_P): Lose.
5520 * c-semantics.c (genrtl_return_stmt): Don't check it.
5522 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5524 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5525 (mips_annotate_frame_insn): New function.
5526 (mips_emit_frame_related_store): New function.
5527 (save_restore_insns): Don't mark instructions that set up the base
5528 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5529 the store instructions instead.
5530 (mips_expand_prologue): If the stack size is moved into a temporary
5531 register, do not mark that move as frame-related. Add a
5532 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5534 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5536 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5537 stack slot as unchanging if current_function_calls_eh_return.
5539 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5541 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5542 access the second half of the TFmode scratch operand.
5544 2001-08-10 Anthony Green <green@redhat.com>
5546 * java/class.c (emit_register_classes): Conditionalize code on
5549 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5551 * doc/install.texi (Specific, avr): Fix cross-reference to the
5552 main manual to work both for info and HTML versions.
5554 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5556 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5557 and "use_goto" argument.
5558 (expand_null_return, expand_value_return): Update all callers.
5559 * function.c (expand_function_end): Remove code to generate simple
5561 * config/vax/vax.md (epilogue): New expander for function return.
5562 * doc/md.texi (epilogue): Remove "if defined".
5564 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5566 * Makefile.in: Partially revert my previous change:
5567 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5568 of the hashtab.o and safe-ctype.o rules.
5570 2001-08-09 Richard Henderson <rth@redhat.com>
5572 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5573 (USE_COLLECT2): Remove duplicate definition.
5574 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5575 (use_collect2): Remove dead code.
5576 * configure.in (use_collect2): Remove will_use_collect2 and
5577 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5578 * configure: Rebuild.
5580 * target.h (targetm.asm_out.constructor): New.
5581 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5582 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5583 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5584 * varasm.c (in_ctors, in_dtors): New.
5585 (assemble_constructor, assemble_destructor): Remove.
5586 (default_stabs_asm_out_destructor): New.
5587 (default_named_section_asm_out_destructor): New.
5588 (dtors_section, default_dtor_section_asm_out_destructor): New.
5589 (default_stabs_asm_out_constructor): New.
5590 (default_named_section_asm_out_constructor): New.
5591 (ctors_section, default_ctor_section_asm_out_constructor): New.
5592 * output.h: Update declarations.
5593 * c-decl.c (c_expand_body): Use target hooks instead of
5594 assemble_constructor and assemble_destructor.
5595 * profile.c (output_func_start_profiler): Likewise.
5596 * objc/objc-act.c (finish_objc): Likewise.
5597 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5598 for the constructor.
5599 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5601 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5602 (DTORS_SECTION_ASM_OP): Likewise.
5603 (__CTOR_LIST__): Use attribute section when possible.
5604 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5606 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5607 ASM_OUTPUT_CONSTRUCTOR.
5609 * config/darwin.c (machopic_asm_out_constructor): New.
5610 (machopic_asm_out_destructor): New.
5611 * config/darwin-protos.h: Update declarations.
5612 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5613 (ASM_OUTPUT_DESTRUCTOR): Remove.
5614 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5615 * config/nextstep.c (nextstep_asm_out_constructor): New.
5616 (nextstep_asm_out_destructor): New.
5617 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5618 (ASM_OUTPUT_DESTRUCTOR): Remove.
5619 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5620 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5621 ASM_OUTPUT_*STRUCTOR.
5622 * config/i386/aix386ng.h: Likewise.
5624 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5625 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5626 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5627 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5628 * config/lynx.h: Likewise.
5629 * config/netware.h: Likewise.
5630 * config/psos.h: Likewise.
5631 * config/alpha/alpha-interix.h: Likewise.
5632 * config/alpha/elf.h: Likewise.
5633 * config/arc/arc.h: Likewise.
5634 * config/arm/aof.h: Likewise.
5635 * config/arm/coff.h: Likewise.
5636 * config/arm/elf.h: Likewise.
5637 * config/c4x/c4x.h: Likewise.
5638 * config/h8300/h8300.h: Likewise.
5639 * config/i386/cygwin.h: Likewise.
5640 * config/i386/djgpp.h: Likewise.
5641 * config/i386/i386-coff.h: Likewise.
5642 * config/i386/i386-interix.h: Likewise.
5643 * config/i386/sco5.h: Likewise.
5644 * config/i386/vsta.h: Likewise.
5645 * config/i386/win32.h: Likewise.
5646 * config/i960/i960-coff.h: Likewise.
5647 * config/ia64/sysv4.h: Likewise.
5648 * config/m68hc11/m68hc11.h: Likewise.
5649 * config/m68k/coff.h: Likewise.
5650 * config/m68k/mot3300.h: Likewise.
5651 * config/m88k/m88k.h: Likewise.
5652 * config/mcore/mcore-pe.h: Likewise.
5653 * config/mcore/mcore.h: Likewise.
5654 * config/mips/elf.h: Likewise.
5655 * config/mips/elf64.h: Likewise.
5656 * config/mips/iris6.h: Likewise.
5657 * config/pa/pa64-hpux.h: Likewise.
5658 * config/rs6000/sysv4.h: Likewise.
5659 * config/sh/sh.h: Likewise.
5660 * config/sparc/litecoff.h: Likewise.
5662 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5663 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5664 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5665 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5666 (ASM_OUTPUT_DESTRUCTOR): Remove.
5667 * config/a29k/a29k.c: Move include of tree.h.
5668 * config/a29k/udi.h: Delete file.
5669 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5670 (vms_asm_out_destructor): New.
5671 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5672 (EXTRA_SECTION_FUNCTIONS): Likewise.
5673 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5674 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5675 * config/c4x/c4x.c: Move include of tree.h.
5676 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5677 (clix_asm_out_destructor): New.
5678 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5679 (ASM_OUTPUT_DESTRUCTOR): Remove.
5680 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5681 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5682 (TARGET_ASM_CONSTRUCTOR): New.
5683 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5684 (sco_asm_out_constructor): New.
5685 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5686 * config/i386/svr3gas.h: Remove stack grows up code.
5687 Remove code duplicated from i386/sysv3.h.
5688 (TARGET_ASM_CONSTRUCTOR): New.
5689 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5690 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5691 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5692 (TARGET_ASM_CONSTRUCTOR): New.
5693 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5694 (m68hc11_asm_out_destructor): New.
5695 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5696 (TARGET_ASM_DESTRUCTOR): New.
5697 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5698 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5699 config/svr3.h pertaining to section manipulation.
5700 * config/m68k/dpx2g.h: Remove #if 0 code.
5701 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5702 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5703 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5704 (TARGET_ASM_CONSTRUCTOR): New.
5705 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5706 (m88k_svr3_asm_out_constructor): New.
5707 (m88k_svr3_asm_out_destructor): New.
5708 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5709 (ASM_OUTPUT_DESTRUCTOR): Remove.
5710 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5711 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5712 * config/rs6000/aix.h: Likewise.
5713 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5714 * config/mips/vxworks.h: Likewise.
5715 * config/rs6000/lynx.h: Likewise.
5716 * config/sh/elf.h: Likewise.
5717 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5718 (DTORS_SECTION_ASM_OP): New.
5719 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5720 (ASM_OUTPUT_DESTRUCTOR): Remove.
5721 * config/sparc/sol2-sld-64.h: Likewise.
5722 * config/vax/vax.c (vms_asm_out_constructor): New.
5723 (vms_asm_out_destructor): New.
5724 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5725 (ASM_OUTPUT_DESTRUCTOR): Remove.
5726 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5728 * doc/tm.texi (@node Initialization): Update.
5730 2001-08-09 Richard Henderson <rth@redhat.com>
5732 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5733 (__do_global_dtors_aux): Use gp-relative static data to avoid
5734 one dynamic relocation.
5735 (__do_frame_setup): Register Java classes.
5736 * config/alpha/crtend.asm (__JCR_END__): New.
5738 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5740 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5741 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5742 (GEN, STAGESTUFF): Add new files.
5743 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5744 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5745 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5746 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5747 as well as insn-codes.h and insn-flags.h in config.h; and no
5748 extra headers in tconfig.h and hconfig.h.
5750 * gencodes.c: Eliminate code to generate predicate declarations
5751 or #defines for md-file constants.
5752 * genconstants.c, genpreds.c: New files.
5754 * i386.md: Re-order guard expressions such that TARGET_64BIT
5755 comes first, when this permits better optimization. Add
5756 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5757 why this is desirable.
5759 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5761 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5762 (find_fde_for_dso): Remove.
5763 (_Unwind_IteratePhdrCallback): New.
5764 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5765 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5767 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5769 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5770 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5772 2001-08-09 Graham Stott <grahams@redhat.com>
5774 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5775 (vis_no_unit): Use it.
5776 (visualize_no_unit): Add the insn only if room exists.
5778 2001-08-09 Graham Stott <grahams@redhat.com>
5780 * predict.c (estimate_probability): Replace magic numbers with
5781 appropriate enumeration.
5783 2001-08-09 Graham Stott <grahams@redhat.com>
5785 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5787 (EXTRACT_FLAGS): Likewise.
5789 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5791 * config/mips/mips.c (mips_legitimate_address_p): Check for
5792 CONST_INT in last patch.
5794 2001-08-08 Anthony Green <green@redhat.com>
5796 * java/class.c (emit_register_classes): Use assemble_jcr if
5797 possible. Keep the original mechanism as a fallback.
5798 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5799 and weak symbol support.
5800 * crtstuff.c (__JCR_LIST__): Define.
5801 (__JCR_END__): Define.
5802 (_Jv_RegiserClasses): Define weak symbol if possible.
5803 (__do_global_ctors_aux): Register classes for ELF targets with
5804 weak symbol support.
5806 2001-08-08 Kazu Hirata <kazu@hxi.com>
5808 * dbxout.c: Fix comment formatting.
5809 * dependence.c: Likewise.
5811 * diagnostic.c: Likewise.
5812 * dominance.c: Likewise.
5813 * doprint.c: Likewise.
5814 * dwarf2out.c: Likewise.
5815 * dwarfout.c: Likewise.
5816 * emit-rtl.c: Likewise.
5817 * except.c: Likewise.
5818 * explow.c: Likewise.
5819 * expmed.c: Likewise.
5822 * fold-const.c: Likewise.
5823 * function.c: Likewise.
5825 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5827 * global.c (retry_global_alloc): Avoid shadowing allocno.
5829 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5831 * except.c (remove_fixup_regions): Fix typo.
5833 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5835 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5836 unsigned HOST_WIDE_INT to avoid warning.
5837 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5838 * flow.c (set_block_for_new_insns): Likewise.
5840 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5842 * sibcall.c (return_value_pseudo): New static variable.
5843 (skip_copy_to_return_value): Handle return_value_pseudo.
5844 (call_ends_block_p): Ensure that return_value_pseudo is set.
5845 (optimize_sibling_and_tail_recursive_call): Discover the
5846 load of pseudo return value in alternate exit block.
5848 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5850 * calls.c (ECF_ALWAYS_RETURN): New constant.
5851 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5852 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5853 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5854 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5855 * rtl.c (reg_note_name): New name.
5856 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5858 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5860 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5862 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5864 * alias.c (get_alias_set): Return a previously calculated
5865 alias set for a VAR_DECL.
5866 * function.c (gen_mem_addressof): Calculate the alias set before
5869 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5871 * predict.def: Set hitrates according our experimental run.
5873 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5875 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5877 2001-08-08 H.J. Lu <hjl@gnu.org>
5879 * config/mips/mips.c (mips_unique_section): New. Copied from
5882 * config/mips/mips-protos.h (mips_unique_section): New
5885 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5887 * config/mips/little.h: New. Generic little endian mips
5888 targets. Only mips*-*-linux* is converted to use it so far.
5890 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5891 (WCHAR_TYPE): Defined
5892 (WCHAR_TYPE_SIZE): Likewise.
5893 (INIT_SUBTARGET_OPTABS): Likewise.
5894 (BSS_SECTION_ASM_OP): Likewise.
5895 (SBSS_SECTION_ASM_OP): Likewise.
5896 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5897 (ASM_DECLARE_OBJECT_NAME): Likewise.
5898 (UNIQUE_SECTION): Likewise.
5899 (EXTRA_SECTIONS): Likewise.
5900 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5901 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5902 (ASM_OUTPUT_DEF): Likewise.
5903 (HANDLE_SYSV_PRAGMA): Removed.
5904 (NO_IMPLICIT_EXTERN_C): Likewise.
5905 (TARGET_MEM_FUNCTIONS): Likewise.
5906 (STARTFILE_SPEC): Likewise.
5907 (ENDFILE_SPEC): Likewise.
5908 (LIB_SPEC): Likewise.
5909 (INVOKE__main): Likewise.
5910 (CTOR_LIST_BEGIN): Likewise.
5911 (CTOR_LIST_END): Likewise.
5912 (DTOR_LIST_BEGIN): Likewise.
5913 (DTOR_LIST_END): Likewise.
5914 (SET_ASM_OP): Likewise.
5915 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5916 (ASM_OUTPUT_DEF): Likewise.
5917 (ASM_OUTPUT_IDENT): Likewise.
5919 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5920 (CPLUSPLUS_CPP_SPEC): Likewise.
5921 (ASM_APP_ON) Redefine only if not defined.
5922 (ASM_APP_OFF): Likewise.
5923 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5924 (ASM_OUTPUT_IDENT): Likewise.
5926 * config.gcc: Update tm_file for Linux/mips.
5928 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5930 * cselib.c (cselib_record_sets): If insn is predicated, turn
5931 sources into IF_THEN_ELSEs.
5933 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5934 Turn into define_insn_and_split.
5936 * sched-deps.c: Include "cselib.h".
5937 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5938 Use cselib to turn memory addresses into VALUEs.
5939 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5940 * sched-int.h (struct sched_info): New member USE_CSELIB.
5941 * sched-ebb.c (ebb_sched_info): Initialize it.
5942 * sched-rgn.c (rgn_sched_info): Likewise.
5943 * Makefile.in (sched-deps.o): Update dependencies.
5945 * cselib.h (cselib_subst_to_values): Declare.
5946 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5947 that have no value and autoincs to be handled by generating a new
5950 2001-08-08 Graham Stott <grahams@redhat.com>
5952 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5953 within fixed length SEQUENCE.
5955 2001-08-08 Graham Stott <grahams@redhat.com>
5957 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5958 (diagnostic_prefixing_rule): Likewise.
5959 (diagnostic_line_cutoff): Likewise.
5960 (diagnostic_kind_count): Likewise.
5962 2001-08-08 Graham Stott <grahams@redhat.com>
5964 * alias.c (find_base_decl): Delete redundent assignment.
5966 2001-08-08 Graham Stott <grahams@redhat.com>
5968 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5969 (abs): Uppercase and paranthesize macro parameter.
5970 (MEM_DEPENDENCY): Add whitespace.
5972 2001-08-08 Graham Stott <grahams@redhat.com>
5974 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
5975 failure check for CONST_INT
5977 2001-08-08 Graham Stott <grahams@redhat.com>
5979 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
5980 (libcall_dead_p): Likewise.
5982 (mark_used_regs): Constify fmt.
5983 (find_use_as_address): Likewise.
5985 2001-08-08 Graham Stott <grahams@redhat.com>
5987 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
5990 2001-08-08 Graham Stott <grahams@redhat.com>
5992 * combine.c (combine_simplify_rtx): Update comment and
5993 remove erroneous test.
5995 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
5997 * cppinit.c (cpp_finish): Pop the final buffer without comment.
5998 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
5999 take care to avoid multiple no-newline at EOF warnings in that
6002 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6004 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6005 (emit_library_call_value_1): Likewise.
6006 (emit_call_1): Emit REG_SETJMP note.
6007 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6009 * cselib.c (cselib_process_insn): Likewise.
6010 * flow.c (propagate_block): Likewise.
6011 * loop.c (find_and_verify_loops): Likewise.
6012 * reload.c (find_equiv_regs): Likewise.
6013 * reload1.c (reload): Likewise.
6014 * resource.c (mark_referenced_resources,
6015 mark_set_resources): Likewise.
6016 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6017 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6018 * haifa-sched.c (unlink_other_notes): Likewise.
6019 (reemit_notes): Likewise.
6020 * sched-ebb.c (sched_ebb): Likewise.
6021 * sched-rgc.c (sched_region): Likewise.
6022 * rtl.c (note_insn_name): Likewise.
6023 (reg_note_name): Add REG_SETJMP
6024 * rtl.h (reg_note): Add REG_SETJMP.
6025 (insn_note): Remove NOTE_INSN_SETJMP.
6027 * profile.c (branch_prob): Add fake edges for setjmp.
6029 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6031 * config.gcc: Quote target_cpu_default2 correctly for
6032 powerpc*-*-* targets.
6034 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6036 * cpplib.h, line-map.h: Update comments.
6037 * cppmain.c (printer_init): Move inline.
6038 (maybe_print_line, print_line): Take a map pointer.
6039 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6040 (cb_file_change): Don't use prior value of print.map.
6042 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6044 * doc/install.texi: Document fine-grained multilib configuration.
6046 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6048 * rtlanal.c (find_first_parameter_load): Call note_stores
6049 only on the instructions.
6051 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6053 * alias.c (nonlocal_mentioned_p):
6054 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6055 * calls.c (emit_call_1): Likewise.
6056 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6057 * cselib.c (cselib_process_insn): Likewise.
6058 * df.c (df_insns_modify): Likewise.
6059 * flow.c (need_fake_edge_p): Likewise.
6060 (propagate_one_insn): Likewise.
6061 * haifa-sched.c (reemit_notes): Likewise.
6062 * integrate.c (copy_insn_list): Likewise.
6063 * jump.c (delete_prior_computation): Likewise.
6064 * local-alloc.c (validate_equiv_mem): Likewise.
6065 * loop.c (scan_loop): Likewise.
6066 * predict.c (estimate_probability): Likewise.
6067 * reload.c (reload): Likewise.
6068 * sched-deps (sched_analyze): Likewise.
6069 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6070 * gcse.c (compute_hash_table): Likewise.
6071 (mark_call): Likewise.
6072 (store_killed_in_insn): Likewise.
6074 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6076 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6078 2001-08-06 Richard Henderson <rth@redhat.com>
6080 * varasm.c (assemble_gc_entry): Remove.
6081 * output.h: Likewise.
6083 2001-08-06 Richard Henderson <rth@redhat.com>
6085 * varasm.c (assemble_constructor): Take a symbol_ref and a
6086 priority instead of a bare string. Move priority handling
6087 here from cp/decl2.c.
6088 * output.h: Update decls.
6090 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6091 and assemble_destructor.
6092 * profile.c (output_func_start_profiler): Likewise.
6093 * objc/objc-act.c (finish_objc): Likewise.
6094 (build_module_descriptor): Return the symbol not the symbol name.
6096 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6098 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6099 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6100 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6101 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6102 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6103 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6105 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6107 * cpperror.c (print_containing_files): Moved to line-map.c.
6108 (print_location): line-map.c handles re-listing or otherwise.
6109 * cpphash.h (struct lexer_state): Remove next_bol.
6110 (struct cpp_buffer): Remove include_stack_listed.
6111 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6112 Remove faked buffer handling.
6113 (_cpp_do_file_change): Tweak.
6114 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6115 * cppmain.c (struct printer): Remove filename.
6116 (print_line, cb_file_change): Update accordingly.
6117 * line-map.c: Include intl.h.
6118 (init_line_maps): Initialize last_listed.
6119 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6120 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6121 (print_containing_files): New.
6122 * line-map.h (struct line_maps): New member last_listed.
6123 (print_containing_files, INCLUDED_FROM): New.
6124 * Makefile.in: Update.
6125 * po/POTFILES.in: Add line-map.c.
6127 2001-08-06 Richard Henderson <rth@redhat.com>
6129 * except.c (convert_from_eh_region_ranges_1): Never mark
6130 USE or CLOBBER insns as throwing.
6132 * expr.c (store_constructor): Don't clobber memory targets.
6134 2001-08-06 Andreas Jaeger <aj@suse.de>
6136 * profile.c (branch_prob): Remove unused variable insn.
6138 * Makefile.in (local-alloc.o): Add dependency on except.h.
6140 * local-alloc.c: Include except.h for can_throw_internal prototype.
6142 2001-08-06 Richard Henderson <rth@redhat.com>
6144 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6145 * function.c (expand_main_function): Implement it.
6146 * doc/tm.texi: Document it.
6148 2001-08-06 Stan Shebs <shebs@apple.com>
6150 * doc/install.texi: Document powerpc-*-darwin* details.
6152 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6154 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6155 (ASM_CPU_SPEC): Move back to rs6000.h
6156 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6158 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6160 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6163 * config/rs6000/linux64.h: Ditto.
6165 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6166 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6169 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6170 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6172 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6175 2001-08-05 Richard Henderson <rth@redhat.com>
6177 * local-alloc.c (update_equiv_regs): Do not move insns that
6180 2001-08-05 Jan Hubicka <jh@suse.cz>
6182 * Makefile.in (reload1.o): Add dedendancy on except.h
6183 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6185 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6186 indicating wehther edges has been cleaned up.
6187 * reload1.c: Inlucde except.h
6188 (fixup_abnormal_edges): Accept deleted insns.
6189 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6192 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6194 * cpplib.c (do_line): Correct line number after pop_buffer.
6196 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6198 PR preprocessor/3824
6199 * line-map.c: Update comments.
6200 * line-map.h: Update comments.
6201 * tradcif.y: Don't consider large numbers unsigned.
6203 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6205 PR preprocessor/3081
6206 * c-lex.c (map): New.
6207 (cb_file_change): Update map and use it.
6208 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6209 (c_lex): Update to use map.
6210 * cpperror.c (print_location): Move to using logical line numbers.
6211 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6212 (cpp_make_system_header): Similarly.
6213 (_cpp_execute_include): Stop line numbering hacks. Store the
6214 line we will return to.
6215 * cpphash.h (CPP_BUF_LINE): Remove.
6216 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6217 Add map and return_to_line.
6218 (_cpp_do_file_change): Update.
6219 * cppinit.c (cpp_start_read): Update line kludge.
6220 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6221 (trigraph_ok): Use logical line numbers for diagnostics.
6222 (skip_block_comment): Likewise.
6223 (skip_whitespace): Likewise.
6224 (skip_line_comment): Use pfile->line instead.
6225 (_cpp_lex_token): Update to use logical line numbering exclusively.
6226 Handle BOL locally. Accept new lines in directives, but keep
6227 pfile->line decremented. Diagnostics use logical lines. Update
6229 * cpplib.c (SEEN_EOL): New.
6230 (skip_rest_of_line, check_eol): Use it.
6231 (end_directive): Increase line number when accepting the newline
6232 at the end of a directive.
6233 (run_directive): Simplify.
6234 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6235 (_cpp_do_file_change): Update to take buffer line number as an
6236 argument, and store the current map in the cpp_reader. Remove
6237 line number kludges.
6238 (_cpp_do__Pragma): Restore output position after a _Pragma.
6239 (cpp_push_buffer): Don't set output line or lineno.
6240 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6241 Remove line kludge. Set output_line.
6242 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6243 (parse_arg): Use logical lines.
6244 (save_lookahead_token): Save EOFs too now.
6245 * cppmain.c (struct printer): Fix comments.
6246 (printer_init): Simplify, let caller do errors.
6247 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6248 (maybe_print_line): Simplify.
6249 (print_line): Don't print a linemarker if -P.
6250 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6251 (cb_file_change): Simplify.
6252 * line-map.h (LAST_SOURCE_LINE): Fix.
6253 (CURRENT_LINE_MAP): New.
6255 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6257 * doloop.c (doloop_modify_runtime): Properly compute number of
6258 iterations if loop was unrolled.
6260 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6261 if their CSELIB_VAL_PTRs are.
6263 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6264 (setup_spill_pointers): Initialize it.
6265 (spill_restore_mem): Set it.
6266 (do_spill, do_restore): Use it to add REG_INC note.
6267 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6269 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6270 asms if other insns are available.
6272 * config/ia64/ia64.c (condop_operator): New predicate.
6273 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6274 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6277 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6278 temporary register than directly using a MEM.
6280 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6282 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6283 parameter in last change.
6285 2001-08-04 Zack Weinberg <zackw@panix.com>
6287 * sparc.md: Don't use #if inside C test expression.
6289 2001-08-04 Richard Henderson <rth@redhat.com>
6291 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6293 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6295 * cpphash.h (struct cpp_reader): New member directive_line.
6296 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6297 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6298 do_pragma): Pass line to callbacks.
6299 (start_directive): Record line of directive.
6300 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6301 cb_include): Similarly.
6302 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6305 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6307 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6310 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6312 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6314 * reload1.c (fixup_abnormal_edges): New static function.
6317 * flow.c (need_fake_edge_p): New function.
6318 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6319 avoid call insn to be very last insn in the insn stream.
6321 * profile.c (branch_prob): Call flow_call_edges_add instead of
6322 doing that by hand; cleanup cfg to re-merge basic blocks once
6325 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6327 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6328 are also on line-map.h.
6329 * cppfiles.c (stack_include_file): Update.
6330 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6331 (_cpp_pop_buffer): New.
6332 * cppinit.c (cpp_destroy, cpp_finish): Update.
6333 (do_includes): Mark each buffer to return at EOF.
6334 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6335 return as requested.
6336 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6337 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6338 * cpplib.h (cpp_pop_buffer): Remove.
6339 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6340 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6342 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6344 (do_preprocessing): Update.
6345 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6346 * c-parse.in (_yylex): Similarly.
6347 * scan-decls.c (scan_decls): Similarly.
6348 * line-map.h: Update comments.
6350 * objc/Make-lang.in (objc-act.o): Update dependencies.
6352 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6354 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6355 and soft register for operand 0.
6356 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6358 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6360 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6361 register for operand 0.
6362 ("bitcmpqi_z_used"): Allow memory for operand 0.
6363 (split "bitcmpqi"): New split to handle address reg as operand 1.
6365 2001-08-04 Andreas Jaeger <aj@suse.de>
6367 * gcse.c: Revert Daniel's last patch.
6369 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6371 * sparc-protos.h: Add prototypes for fp_zero_operand and
6373 * sh-protos.h: Add prototype for fpul_operand.
6375 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6377 * doc/extend.texi (Other Builtins): Fix typo in last change.
6379 2001-08-03 Richard Henderson <rth@redhat.com>
6381 * target.h (gcc_target): Add asm_out.named_section,
6382 section_type_flags, have_named_sections.
6383 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6384 (TARGET_HAVE_NAMED_SECTIONS): New.
6385 (TARGET_SECTION_TYPE_FLAGS): New.
6387 * Makefile.in (toplev.o): Depend on TARGET_H.
6388 (varasm.o, dbxout.o): Likewise.
6389 * c-common.c (decl_attributes): Check targetm.have_named_sections
6390 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6391 * dbxout.c (dbxout_function_decl): Likewise.
6392 (dbxout_function_end): Likewise.
6393 * toplev.c (compile_file): Likewise.
6394 * varasm.c (exception_section): Likewise.
6395 * cp/decl2.c (finish_objects): Likewise.
6397 * defaults.h (EH_FRAME_SECTION): Remove.
6398 (EH_FRAME_SECTION_ASM_OP): Remove.
6399 (EH_FRAME_SECTION_NAME): New.
6400 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6401 (UNIQUE_SECTION_P): Remove.
6402 * dwarf2out.c (SECTION_FORMAT): Remove.
6403 (ASM_OUTPUT_SECTION): Remove.
6404 (output_call_frame_info): Use named_section_flags.
6405 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6406 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6407 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6408 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6409 (named_section_flags): New.
6410 (named_section): Use it and targetm.section_type_flags.
6411 (resolve_unique_section): New.
6412 (assemble_start_function): Use it.
6413 (asm_emit_uninitialised, assemble_variable): Likewise.
6414 (default_section_type_flags): New.
6415 (default_no_named_section, default_elf_asm_named_section): New.
6416 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6417 * output.h: Update varasm.c decls.
6418 (SECTION_*): New flags.
6420 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6421 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6423 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6424 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6425 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6426 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6427 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6428 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6429 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6430 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6431 * config/pa/pa64-hpux.h,
6433 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6434 (TARGET_ASM_NAMED_SECTION): New.
6435 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6436 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6437 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6438 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6439 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6440 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6441 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6442 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6443 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6444 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6445 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6446 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6447 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6448 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6449 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6450 * config/sparc/sysv4.h: Likewise.
6452 * config/nextstep.h: Error until named sections implemented.
6454 * config/a29k/a29k.c (a29k_asm_named_section): New.
6455 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6456 (vms_section_type_flags, vms_asm_named_section): New.
6457 * config/arm/arm.c (arm_elf_asm_named_section): New.
6458 * config/avr/avr.c (asm_output_section_name): Remove.
6459 * config/avr/avr-protos.h: Update.
6460 * config/c4x/c4x.c (c4x_asm_named_section): New.
6461 * config/h8300/h8300.c (h8300_asm_named_section): New.
6462 * config/i386/i386.c (sco_asm_named_section): New.
6463 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6464 (i386_pe_section_type_flags): New.
6465 (i386_pe_asm_named_section): New.
6466 * config/i386/i386-protos.h: Update.
6467 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6468 * config/mcore/mcore.c (mcore_asm_named_section): New.
6469 * config/mips/mips.c (iris6_asm_named_section): New.
6470 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6471 instead of UNIQUE_SECTION_P.
6472 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6473 (xcoff_asm_named_section): New.
6474 * config/sh/sh.c (sh_asm_named_section): New.
6475 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6477 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6478 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6479 (EH_FRAME_SECTION_NAME): New.
6480 (EXCEPTION_SECTION): New.
6481 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6482 (DEBUG_*_SECTION): Remove.
6483 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6484 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6485 (EH_FRAME_SECTION_ASM_OP): Remove.
6487 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6488 (ASM_OUTPUT_SECTION_NAME): Remove.
6489 (TARGET_ASM_NAMED_SECTION): New.
6490 (TARGET_HAVE_NAMED_SECTIONS): New.
6491 (TARGET_SECTION_TYPE_FLAGS): New.
6492 (EH_FRAME_SECTION_ASM_OP): Remove.
6493 (EH_FRAME_SECTION_NAME): New.
6495 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6497 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6498 for complex expressions when cfun == 0.
6499 * doc/extend.texi: Document that __builtin_constant_p can be
6500 used in data initializers as well as functions.
6502 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6504 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6505 variable I locally, instead of expecting a declaration in the
6508 2001-08-03 Richard Henderson <rth@redhat.com>
6510 * except.c (collect_one_action_chain): Add an explicit cleanup
6511 action if regions surrounding a catch were encoded entirely
6512 within the call-site entry.
6514 2001-08-03 Richard Henderson <rth@redhat.com>
6516 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6517 don't take REGNO of a non-register.
6519 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6521 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6522 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6523 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6524 (__gthread_mutex_init_function): New function for mutex initialization.
6526 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6528 * Makefile.in: Revert screwed up commit.
6530 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6532 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6533 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6534 merged by linker script to get a final _exit().
6535 (__do_global_dtors): New for destructor handling in specific exit
6537 (__do_global_ctors): New for constructors in specific install section.
6538 (__map_data_section): Map data sections before running constructors.
6539 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6540 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6541 (DTORS_SECTION_ASM_OP): Likewise.
6542 (CTORS_SECTION_FUNCTION): Define to force a reference to
6544 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6546 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6548 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6550 * Makefile.in: Add df.h to gcse.c dependencies.
6552 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6554 * varasm.c (output_constant_def_contents): Use for the length of a
6555 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6556 depending on which is larger.
6558 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6560 * gcse.c: Include df.h for use as a dataflow analyzer.
6562 Declaration of reg_set_info: gone.
6563 New df_analyzer variable used by store motion.
6564 (reg_set_info): Deleted.
6565 (mark_mem_regs): New function, analyze regs used by a mem.
6566 (store_ops_ok): Use dataflow analyzer results to determine if
6567 necessary regs are changed in the block.
6568 (find_moveable_store): Remove check for symbol ref, we can handle
6569 much more complex expressions now.
6570 (compute_store_table): Remove most of the code, it's unnecessary
6571 now that the dataflow analyzer records the info for us.
6572 (store_killed_after): Add parameter to say whether to do the
6573 store_ops_okay test, used to speed up testing when we already know
6574 the answer, and just want to know if the store itself was killed.
6575 (build_store_vector): Largely rewritten to calculate the various
6576 vectors properly, and somewhat optimized.
6577 (store_motion): Init the df_analyzer, get REG_DEF chains.
6578 Also handle trapping expressions (since mems almost always trap)
6579 (simple_mem): Redefine what a simple mem is.
6581 2001-08-03 DJ Delorie <dj@redhat.com>
6583 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6584 set from a constant part of the condition.
6586 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6588 * mkdeps.c (deps_add_default_target): Make local variable
6589 ``start'' a const char pointer.
6590 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6592 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6594 * doc/install.texi (Configuration): Fix markup.
6595 (Specific, i?86-*-udk): Likewise.
6596 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6598 Document --enable-threads and --enable-libgcj status.
6599 (Specific, mips-sgi-irix*): Canonicalize triples.
6600 (Specific, mips-sgi-irix5): Warn about problems with this config.
6601 Mention required GNU as patch.
6602 Native assembler problems are fixed.
6603 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6604 Document --enable-threads and --enable-libgcj status.
6606 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6608 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6611 2001-08-03 Richard Henderson <rth@redhat.com>
6613 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6616 2001-08-03 Richard Henderson <rth@redhat.com>
6618 * rtlanal.c (find_first_parameter_load): Stop if we
6619 reach a CODE_LABEL at BOUNDARY.
6621 2001-08-03 Richard Henderson <rth@redhat.com>
6623 * config/alpha/alpha.md (force_movdi): New insn.
6624 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6625 Tweek FRP marking of VMS prologue insns.
6626 * config/alpha/vms.h (EPILOGUE_USES): New.
6628 2001-08-02 Richard Henderson <rth@redhat.com>
6630 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6632 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6634 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6635 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6636 config/convex/convex.h, config/d30v/d30v.c,
6637 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6638 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6639 config/mips/mips.h, config/mn10200/mn10200.h,
6640 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6641 config/v850/v850.h, config/vax/openbsd.h,
6642 config/vax/openbsd1.h, config/vax/ultrix.h,
6643 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6644 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6645 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6646 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6647 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6648 in comments and documentation.
6650 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6654 * Makefile.in (line-map.o): New.
6655 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6656 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6657 * cpperror.c (print_containing_files): Similarly.
6658 (print_location): Update. Don't output a space before _Pragma.
6659 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6660 (stack_include_filee, cpp_make_system_header): Update.
6661 (_cpp_execute_include): Get logical line number right for calling
6662 as-yet-unterminated #include.
6663 * cpphash.h (struct cpp_reader): Add line_maps.
6664 (_cpp_do_file_change): Update.
6665 * cppinit.c (cpp_create_reader): Initialize line maps.
6666 (cpp_destroy): Destroy line maps.
6667 (cpp_start_read): Get logical line number right.
6668 * cpplex.c (parse_string): Only warn once for multi-line strings.
6669 Use boolean variable for null warning.
6670 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6672 (do_include_common): End the directive early.
6673 (do_line): Don't warn about out-of-range lines in preprocessed
6674 source. Update. Remove unused variables.
6675 (_cpp_do_file_change): Update for new line mapping.
6676 (pragma_cb): New typedef.
6677 (cpp_register_pragma): Stop looking ahead before calling the
6679 (do_pragma_system_header): End directive early.
6680 (cpp_get_line_maps): New.
6681 (cpp_pop_buffer): Fudge logical line. Update.
6682 * cpplib.h: Include line-map.h
6683 (enum cpp_fc_reason): Remove.
6684 (struct cpp_file_change): Update.
6685 (cpp_get_line_maps): New.
6686 * cppmain.c (struct_printer): New member map.
6687 (cb_file_change): Update for new mappings.
6688 * fix-header.c (cb_file_change): Similarly.
6690 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6692 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6693 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6695 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6697 * config/vax/vax.c: include expr.h.
6699 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6701 * Makefile.in ($(srcdir)/configure): Only rebuild in
6703 ($(srcdir)/config.in): Only define in maintainer mode.
6704 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6706 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6708 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6710 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6712 * gcc.c (set_collect_gcc_options): New function, split out from
6714 Ignore elided switches.
6715 (do_spec_1): Invoke before executing command.
6716 (set_input): Export.
6717 Move declaration ...
6718 * gcc.h (set_input): ... here.
6719 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6722 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6725 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6727 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6729 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6731 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6732 for the unnamed instructions it expands to.
6734 2001-08-02 Richard Henderson <rth@redhat.com>
6736 * regclass.c (call_really_used_regs): Conditionally define.
6737 (init_reg_sets_1): Don't use it if not defined.
6738 (fix_register): Similarly, don't set it.
6740 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6742 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6743 Correct comment that had been missed in the previous change.
6745 2001-08-01 Stan Shebs <shebs@apple.com>
6747 * config/darwin.c (machopic_stub_name): Try matching by name.
6748 (update_stubs): New function.
6749 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6752 2001-08-01 Richard Henderson <rth@redhat.com>
6754 * except.c (output_function_exception_table): Use assemble_align.
6755 * varasm.c (assemble_eh_label): Remove.
6756 (assemble_eh_align, assemble_eh_integer): Remove.
6758 2001-08-01 Robert Lipe <robertl@caldera.com>
6760 * dwarfout.c: Remove reference to README.DWARF.
6762 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6764 * regclass.c (call_really_used_regs): New array for registers which
6765 are actually used by a call.
6766 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6768 (fix_register): Set call_really_used too.
6769 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6770 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6772 2001-08-01 Richard Henderson <rth@redhat.com>
6774 * read-rtl.c (read_name): Consider \r whitespace.
6776 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6778 * config.gcc: Recognize powerpc-*-netbsd*.
6780 * doc/install.texi (Host/target specific installation notes for
6781 GCC): Mention powerpc-*-netbsd*.
6783 * config/rs6000/netbsd.h: New file.
6784 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6785 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6786 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6787 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6788 (TARGET_VERSION): Redefine.
6790 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6791 mcall-netbsd as a match for mcall-sysv.
6792 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6793 (ncrti.S, ncrtn.S): New targets.
6794 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6796 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6797 "netbsd' as a V4 ABI.
6798 (ASM_SPEC): Check for -mcall-netbsd.
6799 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6800 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6801 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6802 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6803 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6804 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6805 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6807 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6808 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6810 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6812 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6813 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6814 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6815 including "unwind-pe.h".
6817 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6819 * rs6000.md (define_splits): Kill unused constraints.
6821 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6822 Jan Hubicka <jh@suse.cz>
6824 * function.c (thread_prologue_and_epilogue_insns): Kill code
6825 dealing with non-existent CFG.
6827 2001-08-01 Kazu Hirata <kazu@hxi.com>
6829 * alias.c: Fix comment formatting.
6830 * bitmap.c: Likewise.
6831 * builtins.c: Likewise.
6832 * calls.c: Likewise.
6833 * c-common.c: Likewise.
6834 * c-decl.c: Likewise.
6835 * c-dump.c: Likewise.
6836 * c-lex.c: Likewise.
6837 * collect2.c: Likewise.
6838 * combine.c: Likewise.
6839 * conflict.c: Likewise.
6840 * cppfiles.c: Likewise.
6841 * cppinit.c: Likewise.
6842 * cpplex.c: Likewise.
6843 * cpplib.c: Likewise.
6844 * cppmacro.c: Likewise.
6845 * cppspec.c: Likewise.
6846 * c-pragma.c: Likewise.
6847 * crtstuff.c: Likewise.
6849 * cselib.c: Likewise.
6850 * c-semantics.c: Likewise.
6851 * c-typeck.c: Likewise.
6853 2001-08-01 H.J. Lu <hjl@gnu.org>
6855 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6857 2001-08-01 H.J. Lu <hjl@gnu.org>
6859 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6861 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6863 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6864 contextualizing Objective-C class name lookup by the lexer.
6865 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6867 (protocoldef): Add support for forward @protocol declarations.
6868 (yylexname): Suppress ObjC class name lookup in certain contexts;
6869 re-enable after lookup is complete.
6870 (_yylex): Re-enable ObjC class name lookup when certain
6871 punctuation marks are seen.
6873 * objc/objc-act.c (check_protocol_recursively): New function used
6874 for finding circular dependencies in protocols.
6875 (objc_declare_protocols): New function for handling forward
6876 @protocol declarations.
6877 (receiver_is_class_object): Detect the case when 'self' is used
6878 inside of a class method.
6879 (build_message_expr): Issue a warning if class method is desired
6880 but instance method is found instead.
6881 (conforms_to_protocol): Streamline.
6882 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6883 protocol Foo, even if 'Bar foo' does not.
6884 (check_protocols): Streamline.
6885 (start_protocol): Add checks for circular and duplicate protocol
6887 (encode_aggregate_within): For typedefs of structs, encode the
6889 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6890 (objc_declare_protocols): New prototype.
6892 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6894 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6895 * cpplex.c (handle_newline): Update prototype. Maintain logical
6897 (skip_escaped_newlines, skip_block_comment, parse_string):
6899 (_cpp_lex_token): Update, and store token position within the token.
6900 * cpplib.h (struct cpp_token): Add line and column entries.
6901 * cppmacro.c (replace_args): Position stringified tokens correctly.
6903 2001-08-01 Andreas Jaeger <aj@suse.de>
6905 * basic-block.h: Add prototype for last_loop_beg_note.
6907 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6909 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6910 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6912 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6913 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6914 expand_decl_cleanup.
6915 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6917 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6918 operand while calling simple_cst_equal.
6919 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6920 operand is the cleanup expression, the third is the RTL_EXPR.
6921 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6923 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6925 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6927 2001-07-31 matthew green <mrg@eterna.com.au>
6929 * config.gcc (i386-*-netbsdelf): New description.
6930 * config/i386/netbsd-elf.h: New file.
6932 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6934 * loop.c (check_dbra_loop): Use single_set to compute
6937 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6939 PowerPC reorg and support for powerpc64-*-linux*.
6941 Also fixes emitting of constants on 32 bit and 64 bit
6944 * config.gcc: powerpc64-*-linux* is a new target.
6945 Things that needed aix.h now also include xcoff.h
6947 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6949 Move AIX specific stuff into aix.h.
6950 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6951 with more than just XCOFF now.
6952 (SET_ASM_OP): Remove, now defined where needed.
6953 (FUNCTION_PROLOGUE): New macro definition.
6954 (FUNCTION_EPILOGUE): New macro definition.
6955 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6957 * config/rs6000/xcoff.h: New file.
6959 * config/rs6000/linux64.h: New file.
6961 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6963 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6965 * rs6000.c (print_operand_address): Handle ELF syntax.
6966 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6967 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6968 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6970 2001-07-31 David Edelsohn <edelsohn@gnu.org>
6972 * rs6000.c (rs6000_override_options): Only disable
6973 flag_function_sections for XCOFF.
6974 (exact_log2_cint_operand): New predicate.
6975 (reg_or_{add,sub}_cint64_operand): New predicates.
6976 (add_operand): Compare CONST_INT with fewer function calls.
6977 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
6978 (print_operand, case 'p'): Ensure positive operand.
6979 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
6980 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
6981 (PREDICATE_CODES): Add new predicates.
6982 * rs6000.md (addsi3): Split 32-bit constants more correctly.
6983 (divsi3, modsi3): Ensure positive power-of-2.
6984 (adddi3): Use new predicate. Split 32-bit constants more
6985 correctly. Re-arrange splitter to handle any constant.
6986 (subdi3): Use new predicate.
6987 (divdi3, moddi3): Ensure positive power-of-2.
6988 (movdi): Use rs6000_emit_set_const.
6989 (load_toc_v4_pic_di): Delete.
6991 2001-07-31 Graham Stott <grahams@redhat.com>
6993 * function.c (pad_below): Revert 2001-07-26 patch.
6995 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6997 * reg-stack (convert_regs_1): Fix best edge condition.
6999 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7001 * jump.c (duplicate_loop_exit_test): Better test for jumps
7002 entering the loop; create loop pre_header.
7004 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7006 * doc/install.texi: Add s390 and s390x as new targets.
7007 * doc/invoke.texi: Add documantation of S/390 and zSeries
7009 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7011 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7013 * config/m68k/m68k.md: Replace all general_operand with
7014 nonimmediate_operand for all destinations.
7015 * config/m68k/m68k.c (not_sp_operand): Likewise.
7017 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7019 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7021 2001-07-30 Richard Henderson <rth@redhat.com>
7023 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7024 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7026 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7028 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7029 Add missing doc strings
7030 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7031 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7033 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7035 * i386.c (ix86_output_main_function_alignment_hack): New function.
7036 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7038 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7039 edges by EDGE_DFS_BACK flag.
7040 (dump_edge_info): Add dfs_back flag.
7041 * basic-block.h (EDGE_DFS_BACK): New constant.
7042 (mark_dfs_back_edges): Declare.
7043 * alias.c (loop_p): Remove.
7044 (mark_constant_function): Use mark_dfs_back_edges.
7046 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7047 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7048 (compensate_edge): Break out from ...
7049 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7050 (convert_regs_2): Set block_done once block is really done;
7051 Do updating of the predecesors counts.
7053 * toplev.c (rest_of_compilation): Recompute block_for_insn
7054 before post-reload cfg_cleanup.
7055 * function.c (thread_prologue_epilogue_insns):
7056 Call set_block_for_new_insns when emitting prologue directly.
7058 2001-07-30 Andreas Jaeger <aj@suse.de>
7060 * jump.c: Add prototype for mark_modified_reg.
7062 * cse.c (set_live_p): Add unused attribute.
7064 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7066 (scan_for_source_files): Use long for count to avoid overflow.
7067 (output_data): Likewise.
7068 (output_data): Don't use string concatatenation to silence gcc
7071 * predict.c: Fix typos and grammar.
7073 * gcse.c (insert_insn_end_bb): Remove unused variables.
7075 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7077 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7078 (attempt_auto_inc): LIkewise.
7079 (mark_used_reg): Likewise.
7080 (try_pre_increment_1): Likewise.
7081 * regclass.c (regclass): Likewise.
7082 * global.c (allocno_compare): Update comment; change scaling factor.
7083 * local-alloc.c (QTY_CMP_PRI): Likewise.
7084 * regs.h (REG_FREQ_FROM_BB): New.
7085 (REG_FREQ_MAX): Likewise.
7087 2001-07-30 H.J. Lu <hjl@gnu.org>
7089 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7092 2001-07-30 H.J. Lu (hjl@gnu.org)
7094 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7095 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7096 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7098 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7100 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7101 as -mthumb-interwork when -mcpu=arm7 is specified.
7103 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7105 * predict.def (noreturn, loop branch, loop exit): Mark as first
7108 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7110 * combine.c (try_combine): Avoid barrier after noop jumps.
7112 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7114 * cpphash.h (struct cpp_reader): Remove import_warning.
7115 * cpplib.c (skip_rest_of_line): Don't bother turning off
7117 (parse_include): Move include handling to...
7118 (do_include_common): ... here. Move import warning from...
7119 (do_import): ... here.
7120 (do_pragma_poison): Don't do a callback for poison identifiers.
7121 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7122 * cppmain.c (setup_callbacks): Similarly.
7124 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7126 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7127 handle multiple sets.
7128 * except.c (sjlj_mark_call_sites): .... here.
7129 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7131 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7133 Suggested by Richard Henderson and Richard Kenner:
7134 * combine.c (recog_for_combine): Use the fake recog
7135 only if instruction does not match.
7136 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7137 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7139 * combine.c (try_combine): Discover noop jump as direct jump.
7141 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7143 * df.c (df_rd_global_compute): Add successors to worklist, not
7145 (df_ru_global_compute): Ditto.
7147 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7149 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7150 increment REG_N_SETS.
7152 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7154 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7156 * sbitmap.c (sbitmap_a_xor_b): New function.
7157 ifdef the basic block stuff on IN_GCC.
7159 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7161 * cppexp.c (parse_defined): Always record the macro name.
7162 (lex): Don't worry about identifiers, or special-case
7164 (_cpp_parse_expr): Figure out at the end of the routine
7165 whether we saw a valid !defined() expression.
7166 * cppfiles.c (stack_include_file): Update for mi_valid.
7167 (_cpp_pop_file_buffer): Similarly.
7168 * cpplex.c (_cpp_lex_token): Similarly.
7169 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7170 mi_if_not_defined, mi_lexed): Remove.
7172 * cpplib.c (do_if): Simplify.
7173 (do_endif, push_conditional, _cpp_handle_directive): Update
7174 for renaming of mi_state to mi_valid.
7176 * cpp.texi: Add index entries for digraphs, and add comment
7177 that C++ refers to them as alternative tokens.
7179 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7181 * basic-block.h (CLEANUP_PRE_LOOP): New.
7182 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7183 * sibcall.c (optimize_sibling_calls): Likewise.
7184 * toplev.c (rest_of_compilation): Likewise.
7185 * flow.c (try_forward_edges): Take argument MODE;
7186 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7187 (try_optimize_cfg): Update call of try_forward_edges.
7189 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7190 Jan Hubicka <jh@suse.cz>
7192 * (validate_replace_rtx_1): Fix simplification of MINUS.
7194 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7196 PR preprocessor/3669
7197 * cppinit.c (init_dependency_output): Turn off dump requests
7198 if sending dependencies to stdout.
7200 2001-07-28 Richard Henderson <rth@redhat.com>
7202 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7205 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7207 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7209 2001-07-28 Kazu Hirata <kazu@hxi.com>
7211 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7212 is VAR_DECL first to prevent an ICE.
7214 2001-07-28 Richard Henderson <rth@redhat.com>
7216 * varasm.c (immed_real_const_1): Don't elide special cases for
7218 (clear_const_double_mem): Clear const_tiny_rtx too.
7220 2001-07-28 Richard Henderson <rth@redhat.com>
7222 * dwarf2out.c (dw_val_class_offset): New.
7223 (struct dw_ranges_struct, dw_ranges_ref): New.
7224 (ranges_table, ranges_table_allocated): New.
7225 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7226 (add_AT_offset, add_ranges, output_ranges): New.
7227 (print_die, output_die): Handle dw_val_class_offset.
7228 (attr_checksum, size_of_die, value_format): Likewise.
7229 (gen_lexical_block_die): Handle non-contiguous blocks.
7230 (gen_block_die): Likewise.
7231 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7232 if needed. Dump the ranges table.
7233 * final.c (final_start_function): Remove unnecessary notes and
7234 rebuild the block tree before numbering the blocks.
7235 * function.c (reorder_blocks_0): Walk the existing block tree
7236 to unmark all blocks.
7237 (reorder_blocks_1): Create block fragments when duplicate block
7239 (reorder_fix_fragments): New.
7240 (reorder_blocks): Call it.
7241 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7243 2001-07-28 Richard Henderson <rth@redhat.com>
7245 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7247 2001-07-28 Richard Henderson <rth@redhat.com>
7249 * flow.c (add_to_mem_set_list): New function.
7250 (init_propagate_block_info): Use it.
7251 (mark_set_1): Likewise.
7252 (insn_dead_p): Canonicalize memory address for dead store
7253 comparison. Allow wider mode stores to kill narrower mode stores.
7254 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7255 (invalidate_mems_from_set): Don't handle MEMs.
7257 2001-07-28 Kazu Hirata <kazu@hxi.com>
7259 * config/h8300/h8300.h: Fix formatting.
7261 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7263 * basic-block.h (EDGE_FREQUENCY): New macro.
7264 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7266 * flow.c (find_sub_basic_blocks): Likewise.
7267 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7268 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7270 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7271 (HITRATE): New macro.
7272 (PRED_FLAG_FIRST_MATCH): New constant.
7273 (predictor_info): New field flgags.
7274 (combine_predictions_for_insn): Use DS theory to combine
7275 probabilities; set the edge probabilities when finished.
7276 (estimate_probability): Avoid duplicated matches
7277 of LOOP_BRANCH heuristics for nested loops; update comment.
7278 * predict.def: Add flags for each prediction, set probabilities
7279 according to B&L paper.
7280 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7282 * profile.c (compute_branch_probabilities): Cleanup way the edge
7283 probabilities are computed and REG_BR_PROB notes are dropped; if
7284 values does not match, emit error.
7285 (init_branch_prob): Do error instead of warning when profile driven
7286 feedback is missing or corrupt.
7288 2001-07-27 DJ Delorie <dj@redhat.com>
7290 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7291 against a constant, try to adjust the compare to have the desired
7292 constant in it so that min/max optimizations happen more often.
7294 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7296 * flow.c (last_loop_beg_note): New function.
7297 (redirect_edge_and_branch): Use it.
7298 (split_edge): Likewise.
7300 * alias.c (loop_p): Avoid uninitialized memory access.
7302 * flow.c (try_forward_edges): Avoid accessing freed memory.
7304 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7307 2001-07-26 Andrew Haley <aph@redhat.com>
7308 Joern Rennecke <amylaar@redhat.com>
7310 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7311 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7312 (SUBTARGET_CPP_SPEC): New.
7314 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7315 (SUBTARGET_CPP_PTR_SPEC): New.
7316 (CPP_DEFAULT_CPU_SPEC): New.
7317 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7318 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7319 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7320 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7321 (SUBTARGET_CPP_SPEC): Define as an empty string.
7323 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7325 * doc/install.texi (Configuration): Properly link the host
7326 specific instructions also when generating HTML.
7328 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7330 * flow.c (redirect_edge_and_branch_force): Test
7331 target->global_live_at_start.
7333 2001-07-26 Richard Henderson <rth@redhat.com>
7335 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7336 * rtl.h (avoid_constant_pool_reference): Declare it.
7337 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7338 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7340 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7342 * rtl.h (cleanup_barriers): Declare.
7343 * jump.c (cleanup_barriers): New function.
7344 * toplev.c (rest_of_compilation): Call cleanup_barriers
7345 before loop optimizer and after bb_reorder.
7347 * flow.c (back_edge_of_syntactic_loop_p): New.
7348 (split_edge): Use it.
7350 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7352 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7354 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7356 * cse.c (cse_process_notes): Replace any registers if the address
7359 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7361 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7362 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7363 (propagate_block): Update prototype.
7364 * flow.c (update_life_info): Simplify the CFG and
7365 recalculate the global regs which are alive when
7366 removing dead code during a global update.
7367 (propagate_block): Return non-zero if an INSN is
7370 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7372 * Makefile.in (LIBICONV): Define.
7374 2001-07-26 Catherine Moore <clm@redhat.com>
7376 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7377 of conditional to avoid tree checking errors.
7379 2001-07-26 Kazu Hirata <kazu@hxi.com>
7381 * regmove.c (regmove_optimize): Don't replace a reg with
7382 another reg of a different mode.
7384 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7386 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7387 limit length of dependancy flush list.
7388 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7389 * sched-int.h (struct deps): Add pending_flush_length field.
7390 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7391 has 1 element in it.
7392 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7393 (sched_analyze): After a jump, if the pending memory flush list is too
7394 large, flush the pending lists.
7395 (init_deps): Initialize pending_flush_length to 0.
7396 * doc/invoke.texi (max_pending_list_length): Document parameter.
7398 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7400 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7401 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7402 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7404 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7406 * cpphash.h (struct_lexer_state): Delete was_skipping.
7407 Move skipping here from struct cpp_reader.
7408 * cpplex.c (parse_identifier): Update.
7409 (_cpp_lex_token): Don't skip tokens in a directive.
7410 * cpplib.c (struct if_stack): Update.
7411 (start_directive, end_directive): Don't change skipping state.
7412 (_cpp_handle_directive): Update.
7413 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7414 (do_else, do_endif): Update; only check for excess tokens if not
7415 in a skipped conditional block.
7416 (push_conditional): Update for new struct if_stack.
7418 2001-07-26 Graham Stott <grahams@redhat.com>
7420 * function.c (locate_and_pad_parm): Also pad initial offset
7421 so that the total argument size also includes the padding.
7423 2001-07-26 Graham Stott <grahams@redhat.com>
7425 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7426 change XSTR to XTMPL.
7428 (process_one_cond_exec): Likewise
7430 2001-07-25 Richard Henderson <rth@redhat.com>
7432 * varasm.c (assemble_variable): Create DECL_RTL before setting
7435 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7437 * predict.c (estimate_probability): Avoid duplicated predictions.
7439 * loop.c (find_and_verify_loops): Grok multiple barriers.
7441 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7443 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7445 * dbxout.c: Consistently use putc instead of fputc.
7446 (print_wide_int): New function; call instead of direct fprintf.
7447 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7448 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7449 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7450 (print_int_cst_octal): Likewise.
7451 (print_octal): Show we wrote characters.
7452 (dbxout_type): Set have_used_extensions in more places.
7454 2001-07-25 Catherine Moore <clm@redhat.com>
7456 * config/v850/v850.c (v850_va_arg): Use addr
7457 instead of valist to build incr.
7459 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7461 * flow.c (delete_dead_jumptables): New function.
7462 (life_analyzis): Call it.
7463 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7466 2001-07-25 Richard Henderson <rth@redhat.com>
7468 * except.c (reachable_handlers): Handle a region being removed
7469 out from under a RESX.
7471 2001-07-25 Richard Henderson <rth@redhat.com>
7473 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7474 swap GE/GT if it is an fp comparison.
7476 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7478 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7481 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7483 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7484 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7487 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7489 (visit_expression): When attempting to simplify an expression,
7490 retrieve any modes for arguments before they are simplified
7493 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7494 Janis Johnson <janis@us.ibm.com>
7496 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7497 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7498 pointer parameters to match documented usage of nonlocal_goto.
7499 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7500 parameters to their correct order.
7501 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7502 parameters to their correct order.
7504 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7506 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7508 2001-07-25 Jan Hubicka <jh@suse.cz>
7509 Richard Henderson <rth@redhat.com>
7511 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7513 (make_edges): New argument update_p; populate the edge cache if set.
7514 (find_basic_blocks): Update make_edges invocation.
7516 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7518 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7520 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7522 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7523 -Acpu and -Amachine.h.
7524 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7525 Corrected header to say ELF not a.out.
7526 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7527 when given -msoft-float.
7529 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7531 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7532 extra multilib parts like arm-elf.
7533 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7534 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7535 crtfini.o as extra multilib parts.
7537 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7539 * configure.in: Add rtems as a supported thread model.
7540 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7541 * configure: Rebuilt.
7543 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7545 * stor-layout.c (get_mode_alignment): make it work when
7546 BITS_PER_UNIT is not a power of two.
7547 * builtins.c (get_pointer_alignment): Likewise.
7549 2001-07-24 Richard Henderson <rth@redhat.com>
7551 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7552 the retrieved constant into the expected mode.
7554 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7556 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7557 (verify_flow_info): Check for duplicated edges; clarify
7560 * flow.c (block_label): Update basic_block_for_insn.
7561 (commit_edge_insertions): Call compute_bb_for_insn.
7563 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7566 * flow.c (redirect_edge_and_branch,
7567 try_optimize_cfg): Use redirect_edge_succ_nodup
7568 (redirect_edge_succ_nodup): New.
7569 * basic_block.h (redirect_edge_succ_nodup): Declare.
7571 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7574 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7576 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7577 (try_crossjump_to_edge): Update commetns.
7578 (try_crossjump_bb): Likewise.
7580 2001-07-24 Richard Henderson <rth@redhat.com>
7582 * combine.c (distribute_notes): Move set of need_refresh
7583 for noop_move_p down to catch all cases.
7585 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7587 * recog.c (split_all_insns_noflow): New.
7588 * rtl.h (split_all_insns_noflow): Declare.
7589 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7590 * m68hc11.c (m68hc11_reorg): Likewise.
7591 * sh.c (machine_dependent_reorg): Likewise.
7592 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7595 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7597 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7598 (ashlsi3_n splitter): Likewise.
7599 (lshrsi3_n splitter): Likewise.
7601 (GOTaddr2picreg): Make const SImode.
7602 (sym_label2reg): Likewise.
7603 (symGOT2reg): Likewise.
7604 (symGOTOFF2reg) Likewise.
7606 (casesi_worker_0): Make unspec SImode.
7608 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7610 * config/sh/sh.c (barrier_align): Check that an operand really is
7611 an insn before extracting its INSN_CODE.
7613 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7615 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7618 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7619 for SImode to prevent overflow.
7621 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7623 * config/mips/irix6-libc-compat.c: New file.
7624 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7625 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7628 2001-07-24 lars brinkhoff <lars@nocrew.org>
7630 * rtl.texi (REG_POINTER): Document.
7631 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7632 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7634 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7636 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7638 2001-07-23 Richard Henderson <rth@redhat.com>
7640 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7642 2001-07-23 Kazu Hirata <kazu@hxi.com>
7644 * config/h8300/h8300-protos.h: Add a prototype for
7645 general_operand_dst_push.
7646 * config/h8300/h8300.c (general_operand_dst_push): New.
7647 * config/h8300/h8300.h (OK_FOR_T): New.
7648 (EXTRA_CONSTRAINT): Use it.
7649 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7650 the existing movqi pattern.
7651 (movhi_push): Likewise.
7653 * reload.c: Fix comment typos.
7655 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7657 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7659 2001-07-23 H.J. Lu (hjl@gnu.org)
7661 * doc/extend.texi: Update __builtin_return_address and
7662 __builtin_frame_address.
7664 2001-07-23 Richard Henderson <rth@redhat.com>
7666 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7668 * config/i386/i386.md: New setcc+movzbl peephole2.
7670 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7672 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7673 * objc/objc-act.c: Include debug.h.
7674 (synth_module_prologue): Save and restore debug hooks too.
7676 2001-07-23 lars brinkhoff <lars@nocrew.org>
7678 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7679 and C4X_FLOAT_FORMAT.
7680 (BOOL_TYPE_SIZE): Document.
7682 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7684 * unroll.c (loop_iterations): Fix miscalculation of initial
7687 2001-07-13 Andrew Haley <aph@redhat.com>
7689 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7690 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7691 * config/sh/sh.c (sh_can_redirect_branch): New function.
7692 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7693 * reorg.c (steal_delay_list_from_target): Use
7694 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7696 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7698 * flow.c (try_simplify_condjump): Unlink insn chain on
7699 fallthru edge; use can_fallthru.
7701 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7703 * basic-block.h (find_sub_basic_block): Declare.
7704 * flow.c (make_edges): New arguments MIN and MAX;
7705 (find_sub_basic_blocks): Revamp to use make_edges
7706 and purge_dead_edges.
7707 (find_basic_blocks): Update call of find_sub_basic_block.
7709 * recog.c (split_all_insns): Always expect CFG to be consistent;
7710 call find_sub_basic_blocks in case something has changed.
7711 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7714 * basic-block.h (delete_noop_moves): Declare.
7715 * combine.c (combine_instructions): Call it.
7716 (recog_for_combine): Tolerate noop moves
7717 (distribute_notes): Force refresh when register dies at noop move.
7718 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7720 (life_analysis): Update delete_noop_moves call.
7721 (set_noop_p): Move too ...
7722 * rtlanal.c (noop_move_p): ... here.
7723 * rtl.h (noop_move_p): Declare.
7725 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7726 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7728 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7729 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7731 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7733 * reload.c (push_reload): Fix typo in comment.
7734 (find_reloads_address): Ditto.
7735 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7737 2001-07-22 Richard Henderson <rth@redhat.com>
7739 * flow.c: Grammar check and clarify a lot of comments.
7740 (try_simplify_condjump): Rename variables to be clearer.
7741 (try_forward_edges): Skip complex and fallthru edges.
7742 Rearrange tests to avoid duplicate checks.
7743 (flow_find_cross_jump): Likewise.
7744 (outgoing_edges_match): Allow match if neither branch has
7745 probability data. Loosen probability match to 5%.
7746 (try_crossjump_to_edge): Hoist repeated indirection into
7748 (try_crossjump_bb): Don't check complex edges. Eliminate
7749 redundant crossjump tests.
7750 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7751 checks before more expensive checks.
7753 2001-07-22 Richard Henderson <rth@redhat.com>
7755 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7756 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7759 2001-07-22 Richard Henderson <rth@redhat.com>
7761 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7762 (const_sint32_operand): Likewise.
7763 * m68k.md (anon mulsi pattern): Use const_int_operand not
7764 const_sint32_operand.
7765 (umulsi3_highpart): Zero extend a constant input.
7766 (smulsi3_highpart): Don't bother checking SImode constant.
7767 (const_umulsi3_highpart): Give op3 DImode.
7768 (const_smulsi3_highpart): Likewise.
7770 2001-07-22 Richard Henderson <rth@redhat.com>
7772 * flow.c (split_block): Make sure bb_note is included in the
7773 new block when splitting before a label.
7775 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7777 * basic-block.h (redirect_edge_and_branch_force,
7778 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7779 * flow.c (redirect_edge_and_branch_force,
7780 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7781 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7782 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7783 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7784 instead of label; update CFG after transformation.
7785 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7786 for finishing the transformation; handle even case where ELSE
7787 does not follow THEN.
7788 (find_if_case_2): Update call of dead_or_predictable; simplify
7791 * emit-rtl.c (split_branch_probability): New global variable.
7792 (try_split): Take care to set split_branch_probability and
7793 create REG_BR_PROB note for new jump insns.
7794 * md.texi (define_split): Document new feature.
7796 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7798 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7800 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7801 (asm_out_file): Remove redundant declaration.
7802 (assemble_asm): Remove old #if 0 block.
7803 (assemble_variable): Remove end of function; debug output is
7804 now handled with global_decl. Remove old #if 0 block. Update.
7805 Remove saved_in_section and associated no-op code.
7806 * Makefile.in (varasm.o): Correct dependencies.
7808 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7810 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7811 the definition in defaults.h.
7813 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7815 * jump.c: Update comments.
7816 (delete_barrier_successors, delete_unreferenced_labels,
7817 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7818 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7819 jump_optimize, jump_optimize_minimal): Kill.
7820 (rebuild_jump_labels): Move code from jump_optimize_1.
7821 (purge_line_number_notes): Likewise.
7822 (copy_loop_headers): Likewise.
7823 * reg-stack.c: Update comment.
7825 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7826 JUMP_AFTER_REGSCAN): Kill.
7827 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7828 purge_line_number_notes and copy_loop_headers.
7830 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7831 Richard Henderson <rth@redhat.com>
7833 * dbxout.c (dbxout_global_decl): New.
7834 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7835 * sdbout.c (sdbout_finish): New.
7836 (sdbout_debug_hooks): Use it, add comments.
7837 (sdbout_global_decl): Defer initialised public vars to
7839 * varasm.c (assemble_variable): Don't output debug information
7840 for file-scope variables.
7842 2001-07-22 Richard Henderson <rth@redhat.com>
7844 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7845 (get_round_mode_suffix): New.
7846 (print_operand): Use them for [/]. Remove support for [&'`()+].
7847 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7848 * config/alpha/alpha.md (attr round_suffix): New.
7849 (attr trap_suffix): New.
7850 (all insns): Set them appropriately. Use %/ instead of the
7853 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7855 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7857 2001-07-22 Richard Henderson <rth@redhat.com>
7859 * regrename.c (regrename_optimize): Compute nregs for each
7860 potential target register.
7862 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7863 Richard Henderson <rth@redhat.com>
7865 * dbxout.c (dbxout_global_decl): New.
7866 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7867 * sdbout.c (sdbout_finish): New.
7868 (sdbout_debug_hooks): Use it, add comments.
7869 (sdbout_global_decl): Defer initialised public vars to
7871 * varasm.c (assemble_variable): Don't output debug information
7872 for file-scope variables.
7874 2001-07-21 H.J. Lu (hjl@gnu.org)
7876 * config/mips/mips.c (mips_cpu): Moved into ...
7877 (override_options): Here.
7879 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7881 (mips_cpu): Removed.
7883 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7885 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7886 ("iorqi3"): Likewise.
7887 ("xorqi3"): Likewise.
7888 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7889 ("*subhi3_sp): Likewise.
7890 ("*subhi3"): Likewise.
7891 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7894 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7896 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7897 * config/freebsd.h: Likewise.
7898 * config/linux.h: Likewise.
7899 * config/openbsd.h: Likewise.
7900 * config/alpha/linux-elf.h: Likewise.
7901 * config/arm/linux-elf.h: Likewise.
7902 * config/d30v/d30v.h: Likewise.
7903 * config/fr30/fr30.h: Likewise.
7904 * config/ia64/aix.h: Likewise.
7905 * config/ia64/ia64.h: Likewise.
7906 * config/mips/linux.h: Likewise.
7907 * config/pj/pj.h: Likewise.
7908 * config/rs6000/linux.h: Likewise.
7909 * config/sparc/linux.h: Likewise.
7910 * config/sparc/linux64.h: Likewise.
7912 2001-07-20 Bruce Korb <bkorb@gnu.org>
7914 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7915 because getc() and char* may disagree on signedness.
7917 2001-07-20 Richard Henderson <rth@redhat.com>
7919 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7921 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7922 insns to delete in the presence of cc0 in a jump insn.
7924 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7925 Jan Hubicka <jh@suse.cz>
7927 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7928 of doing the change by hand.
7930 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7932 * rtlanal.c (set_noop_p): Return true for noop jumps.
7934 * expr.c (emit_single_push_insn): Add call to push expander.
7935 * expr.h (optab_index): Add OTI_push
7936 (push_optab): New constant.
7937 * genopinit.c (optabs): Add push_optab.
7938 * optabs.c (init_optab): Init push optab.
7939 * md.texi (push??1): Document
7941 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7943 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7944 expand to emit the pattern; put a REG_INC note for push/pop
7946 ("movdf", "movdf_internal"): Likewise.
7947 ("movsi", "movsi_internal"): Likewise.
7948 ("movsf", "movsf_internal"): Likewise.
7949 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7951 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7953 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7956 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7958 * params.def: Change default max inline insns to 100.
7960 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7962 * combine.c (combine_simplify_rtx): Generate a new shift operation
7963 when simplifying the first operand of a (neg (ashift)) expression.
7965 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7967 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7969 2001-07-20 Kelley Cook <kelley.cook@home.com>
7971 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
7972 information. Move rest into ...
7973 (*-*-solaris): ... here. Eliminate redundant information and
7974 reword necessary packages section. Delete 4.x assembler bug info.
7975 (sparc-sun-*): Merge into ...
7976 (sparc-sun-sunos*): here.
7978 2001-07-20 Catherine Moore <clm@redhat.com>
7980 * config/v850/v850.md (casesi): Generate LABEL_REF
7983 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7985 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
7986 * i386.c (ix86_zero_extend_to_Pmode): Make global.
7987 * i386.md (strclrsi expander): Use it.
7989 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7991 * integrate.c (copy_insn_list): handle
7992 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
7993 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
7994 identically as to CODE_LABEL.
7996 * fold-const (fold): Convert A/B/C to A/(B*C) and
7999 * except.c (connect_post_landing_pads): Delete the RESX insns.
8001 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8003 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8005 * config/mips/mips.md (nmadd/nmsub): Use macro.
8007 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8009 * cppinit.c (remove_dup_dir): Make static.
8010 (remove_dup_dirs): Make static. Only warn about preempting a
8011 system directory with a non-system directory.
8013 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8015 * ifcvt.c (noce_try_store_flag_constants): Correct order
8016 of parameters to trunc_int_for_mode.
8018 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8020 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8021 an exception that will be caught within this function, do not fill
8022 its delay slot with any subsequent instruction.
8024 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8026 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8027 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8028 pointer extension instruction.
8029 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8030 * simplify-rtx.c (simplify_unary_operation) Likewise.
8031 * explow.c (convert_memory_address) Check value of
8032 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8034 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8035 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8036 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8037 Add Multilib Support.
8038 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8039 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8040 Add Multilib Support.
8041 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8043 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8044 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8045 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8047 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8049 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8050 old and new operands in `<', `3' and `b'.
8052 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8054 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8055 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8056 (toplev.o): Don't depend on xcoffout.h.
8057 * c-decl.c: Include debug.h
8058 (duplicate_decls): Use debug hook.
8059 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8060 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8061 (dbxout_types): Remove.
8062 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8063 * debug.c (do_nothing_debug_hooks): Update.
8064 (debug_true_tree, debug_nothing_rtx): New.
8065 * debug.h (struct rtx_def): New.
8066 (struct gcc_debug_hooks): New hooks ignore_block,
8067 outlining_inline_function and label.
8068 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8069 dwarf2out_frame_finish): New.
8070 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8071 Make static, update prototype.
8072 (dwarf2_debug_hooks): Update.
8073 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8074 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8075 * dwarfout.c (dwarf_debug_hooks): Update.
8076 * emit-rtl.c: Include debug.h.
8077 (remove_unnecessary_notes): Use debug hook.
8078 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8079 (final_scan_insn): Use debug hook.
8080 * integrate.c (output_inline_function): Use debug hook.
8081 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8082 (sdb_debug_hooks): Update.
8083 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8084 * toplev.c: Don't include xcoffout.h.
8085 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8086 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8088 * tree.h (dwarf2out_do_frame): Remove.
8090 2001-07-19 Catherine Moore <clm@cygnus.com>
8092 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8094 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8096 * reload1.c (eliminate_regs_in_insn): When updating a set
8097 to the frame pointer to the hardware frame pointer, perform
8098 the update always not just when REPLACE is set.
8100 * reload1.c (choose_reload_regs): Don't inherit a reload
8101 that crosses multiple registers if registers past the first
8102 don't fit in the desired class.
8104 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8105 when negating constants.
8107 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8109 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8110 * doc/tree.texi: Ditto.
8112 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8113 Jakub Jelinek <jakub@redhat.com>
8115 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8116 (extract_cie_info): Handle "eh" augmentation properly,
8118 (struct frame_state, __frame_state_for): New.
8120 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8122 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8123 HANDLE_SYSV_PRAGMA): Define.
8124 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8126 (copy_object): Caller changed.
8128 2001-07-19 Andreas Schwab <schwab@suse.de>
8130 * configure.in (assembler dwarf2 debug_line support): Define nop
8132 * configure: Regenerated.
8134 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8136 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8138 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8139 to conditionally compiled block.
8140 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8141 * dbxout.h (dbxout_function): Remove.
8142 * debug.c (do_nothing_debug_hooks): Update.
8143 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8144 global_decl, deferred_inline_function.
8145 * dwarf2out.c (dwarf2_debug_hooks): Update.
8146 (dwarf2out_global_decl): New.
8147 * dwarfout.c: Don't include dwarfout.h.
8148 (dwarfout_global_decl, dwarfout_function_decl,
8149 dwarfout_deferred_inline_function): New.
8150 (dwarf_debug_hooks): Update.
8151 * dwarfout.h: Remove.
8152 * final.c: Don't include dwarfout.h.
8153 * sdbout.c (sdbout_global_decl): New.
8154 (sdbout_debug_hooks): Update.
8155 * toplev.c: Don't include dwarfout.h.
8156 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8157 (note_deferral_of_defined_inline_function): Remove.
8158 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8159 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8160 * ch/lex.c: Don't include dwarfout.h.
8161 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8162 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8163 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8164 * cp/optimize.c: Include debug.h.
8165 (maybe_clone_body): Use debug hook.
8166 * cp/semantics.c: Include debug.h.
8167 (expand_body): Use debug hook.
8168 * po/POTFILES.in: Remove dwarfout.h.
8170 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8172 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8173 * c-parse.in (yyerror, _yylex): Similarly.
8174 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8175 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8177 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8178 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8180 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8182 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8183 in-class declaration at -g1. Fixes c++/2814.
8185 2001-07-18 Richard Henderson <rth@redhat.com>
8187 * doc/md.texi (reload_in/out): Document restrictions in predicates
8188 and constraints for these patterns. Document empty string matching
8191 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8193 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8195 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8197 * cse.c: Undo my previous patch.
8199 2001-07-18 Tom Tromey <tromey@redhat.com>
8202 * configure: Rebuilt.
8203 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8205 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8207 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8208 Jan Hubicka <jh@suse.cz>
8210 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8211 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8212 * jump.c (mark_jump_label): Do not forward branches.
8214 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8216 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8217 when return value is unused.
8219 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8221 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8223 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8225 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8226 on error. We can't blindly return the result of
8227 pthread_mutex_trylock because it returns a positive number on
8228 error, while we must return -1 on error.
8229 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8231 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8233 2001-07-18 Andreas Jaeger <aj@suse.de>
8235 * integrate.c (output_inline_function): Correct type of debug_hooks.
8237 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8239 * combine.c (combine_simplify_rtx): DIV can be treated
8240 associatively for floats if unsafe math optimisations are enabled.
8242 2001-07-17 Richard Henderson <rth@redhat.com>
8244 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8246 2001-07-17 Richard Henderson <rth@redhat.com>
8248 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8249 don't force the function address into a register.
8250 (expand_call, emit_library_call_value_1): Update callers.
8251 * builtins.c (expand_builtin_apply): Likewise.
8252 * expr.h (prepare_call_address): Update decl.
8254 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8256 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8258 * config/i386/chorus.h: Move up.
8259 * config/sparc/chorus.h: Likewise.
8260 * config/rs6000/chorus.h: Likewise.
8261 * config/chorus.h: Moved here.
8263 2001-07-17 Andreas Schwab <schwab@suse.de>
8265 * configure.in (assembler eh_frame optimization): Handle big
8267 * configure: Regenerated.
8269 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8271 * expr.c (epxand_expr): Convert divisions into multiplications by
8272 reciprocals if -ffast-math.
8274 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8276 * dbxout.c (dbxout_really_begin_function): Rename to
8277 dbxout_begin_function.
8278 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8279 (dbxout_begin_function): Remove.
8280 (dbxout_function): Update.
8281 (dbxout_source_line): Update prototype.
8282 * dbxout.h (dbxout_begin_function): Remove.
8283 * debug.c (do_nothing_debug_hooks): Update.
8284 (debug_nothing_tree): Update.
8285 (debug_nothing_charstar_rtx): Remove.
8286 * debug.h (union tree_node): Declare.
8287 (struct rtx_def): Remove.
8288 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8289 begin_function. Change source_line prototype.
8290 (debug_nothing_tree): New.
8291 (debug_nothing_charstar_rtx): Delete.
8292 (dwarf2out_begin_prologue): Moved from ...
8294 * dwarf2out.c (dwarf2_debug_hooks): Update.
8295 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8296 debug info, call dwarf2out_source_line.
8297 (dwarf2out_souce_line): Update prototype.
8298 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8299 Change prototype, make static.
8300 (dwarfout_source_line): Update prototype.
8301 (dwarf_debug_hooks): Update.
8302 * dwarfout.h (dwarfout_begin_function): Remove.
8303 * final.c (final_start_function, final_scan_insn): Use appropriate
8304 debug hooks, update to use notice_source_line.
8305 (output_source_line): Rename notice_source_line. Don't call the
8306 source_line debug hook.
8307 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8308 make static, update prototype.
8309 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8311 (sdbout_end_prologue): New.
8312 (sdbout_source_line): Update prototype.
8313 (sdbout_debug_hooks): Update.
8314 (sdbout_symbol): Remove unused var.
8315 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8317 * varasm.c: Include debug.h.
8318 (assemble_start_function): Use begin_function debug_hook.
8319 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8320 update with prototype.
8321 (xcoffout_source_line): Update prototype.
8322 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8324 (xcoffout_source_line): Update prototype.
8326 2001-07-17 Richard Henderson <rth@redhat.com>
8328 * c-typeck.c (build_binary_op): Do not shorten unsigned
8329 right shift after sign extension.
8331 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8333 * combine.c (combine_simplify_rtx): Attempt to simplify
8334 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8336 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8337 (simplify_binary_operation, simplify_unary_operation,
8338 simplify_relational_operation): Use it.
8340 * combine.c (combine_simplify_rtx): Don't do associative law
8341 on divisions; allow associative law on floats.
8343 2001-07-17 H.J. Lu <hjl@gnu.org>
8344 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8346 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8347 ASM_OUTPUT_WEAK_ALIAS are defined.
8348 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8349 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8351 * config/mips/iris5.h: ... here.
8352 (HANDLE_SYSV_PRAGMA): Defined as 1.
8353 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8354 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8357 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8359 * c-parse.in (all_prefix_attributes): New variable.
8360 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8361 (maybe_resetattrs): New production.
8362 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8363 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8364 notype_initdcl, nested_function, notype_nested_function,
8365 component_decl, components, components_notype,
8366 component_declarator, component_notype_declarator,
8367 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8368 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8369 after a comma being applied to more than one declarator.
8370 * doc/extend.texi (Attribute Syntax): Update. Remove
8371 documentation of bugs that are no longer present.
8373 2001-07-13 Eric Christopher <echristo@redhat.com>
8375 * config/mips/mips.h: Change TUNE_MIPS* options to use
8377 (EXTRA_SPECS): Add cc1_cpu_spec.
8378 * config/mips/mips.md (muldf3): Fix typo.
8380 2001-07-16 Richard Henderson <rth@redhat.com>
8382 * config/m68k/m68k.c: Include expr.h and reload.h.
8383 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8384 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8386 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8387 Richard Henderson <rth@redhat.com>
8389 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8390 (insn_live_p): Fix fall off end of function.
8391 (dead_libcall_p): Remove COUNTS argument; update callers.
8392 (delete_trivially_dead_insns): Remove unused variables.
8394 2001-07-17 Andreas Jaeger <aj@suse.de>
8396 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8399 * lcm.c (optimize_mode_switching): Avoid warning for unused
8400 variable if !NORMAL_MODE.
8402 * flow.c (try_crossjump_to_edge): Remove unused variable.
8404 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8406 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8407 atexit declaration in stdlib.h.
8409 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8411 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8413 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8415 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8416 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8417 do rebuild_jump_labels instead of jump_optimize
8418 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8419 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8420 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8422 * flow.c: Include timevar.h
8423 (find_basic_block): Push/pop timevar;
8424 (cleanup_cfg): Likewise.
8425 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8426 * Makefile: Add dependencies on timevar.h
8428 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8429 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8431 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8432 * toplev.c (rest_of_compilation): Update calls.
8433 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8434 (delete_trivially_dead_insns): ... here; accept new argument
8435 preserve_basic_blocks; preserve basic blocks if set.
8437 * reg-stack.c (stack_regs_mentioned): Return 0 if
8438 stack_regs_mentioned_data is not initialized.
8439 (reg_to_stack): Make stack_regs_mentioned survive after the
8440 reg-stack is completted; do not call cleanup_cfg.
8441 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8442 make cleanup_cfg after bb-reorder to output to debug file.
8444 2001-07-16 Richard Henderson <rth@redhat.com>
8446 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8447 from int_reg_class_contents.
8449 2001-07-16 Richard Henderson <rth@redhat.com>
8451 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8452 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8453 (init_reg_sets_1): Move initialization from cse_main.
8454 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8455 (cse_main): Move its initialization also.
8456 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8457 * flow.c (propagate_one_insn): Likewise.
8458 * gcse.c (compute_hash_table): Likewise.
8459 (compute_kill_rd, compute_store_table): Likewise.
8460 * sched-deps.c (sched_analyze_1): Likewise.
8462 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8464 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8467 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8469 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8470 in if statement so we don't access undefined memory.
8472 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8474 * gcse.c: Update comment at top.
8475 Update comment on mem handling.
8476 mem_last_set, mem_first_set, mem_set_in_block: gone.
8477 Declaration of reg_set_info: gone.
8478 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8479 pointless with load_killed_in_block_p (they are *more*
8480 conservative then it, not less, and less accurate).
8481 (oprs_not_set_p): Ditto.
8482 (alloc_gcse_mem): Don't allocate mem_set_in_block
8483 (free_gcse_mem): Don't free it, either.
8484 (record_last_mem_set_info): Update comment in front, remove
8485 mem_*set_* stuff. Note the reason we don't handle stores directly
8487 (compute_hash_table): Update comments to reflect reality. Remove
8488 mem_*set_* references.
8489 (reset_opr_set_tables): Remove mem_*set_* references.
8491 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8492 (mark_clobber): Ditto (on both parts, we double set here too).
8493 (expr_killed_p): Remove mem_set_in_block test.
8494 (compute_transp): Remove mem_set_in_block test.
8496 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8497 of edge, and removal of phi alternative to dump file.
8498 (ssa_ccp_substitute_constants): Add note about register now being
8499 constant, and which uses were replaced in what insns to dump file.
8501 2001-07-16 Andreas Jaeger <aj@suse.de>
8503 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8504 variables of type HOST_WIDEST_INT.
8506 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8507 (__bb_exit_func): Correct type of count_max to avoid overflow.
8508 (num_digits): Handle long long argument.
8510 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8512 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8514 * output.h (sdb_begin_function_line): Restore as an extern
8516 * sdbout.c (sdb_begin_function_line): Make extern.
8518 2001-07-15 Richard Henderson <rth@redhat.com>
8520 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8521 * genrecog.c (maybe_both_true_mode): New.
8522 (maybe_both_true_2): Use it.
8523 (write_switch): Don't put Pmode in a switch.
8524 * rtl.c (mode arrays): Don't explicitly size them.
8526 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8528 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8529 handling; move unconditional splitting before mode switching.
8531 * i386.md (type): Add fistp type.
8532 (i387, length_attr, scheduling definitions): Handle this type.
8533 (fix_trunc?f?i2): Revamp to use mode switching.
8534 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8535 * i386.h (fp_cw_mode): New enum
8536 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8537 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8539 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8541 * Makefile.in (integrate.o): Add debug.h.
8542 * integrate.c (debug.h): Add.
8543 (output_inline_function): Save, reset, and restore debug_hooks.
8545 2001-07-15 Richard Henderson <rth@redhat.com>
8547 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8548 instead of COMPARE for the EQUIV expression.
8550 2001-07-15 Richard Henderson <rth@redhat.com>
8552 * flow.c (redirect_edge_and_branch_force): Initialize
8553 global_live_at_start and global_live_at_end.
8554 (allocate_bb_life_data): Export.
8555 * basic-block.h (allocate_bb_life_data): Declare.
8556 * toplev.c (rest_of_compilation): Call it.
8558 2001-07-15 Richard Henderson <rth@redhat.com>
8560 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8561 (alpha_tablejump_best_label): New.
8562 * config/alpha/alpha-protos.h: Declare them.
8563 * config/alpha/alpha.md: Use braced strings for code blocks.
8564 (tablejump_osf): Break out add with r29.
8565 (tablejump_osf_internal): Remove.
8566 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8567 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8569 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8571 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8574 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8576 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8577 (ix86_fp_jump_nontrivial_p): New.
8578 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8579 use ix86_fp_jump_nontrivial_p.
8580 * i386.c (ix86_fp_jump_nontrivial_p): New.
8581 (ix86_split_fp_branch): Accept code instead of rtx.
8582 (ix86_expand_compare): Expand comparison early in case
8583 doing so is resonably cheap.
8585 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8587 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8589 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8590 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8592 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8594 * dbxout.c (dbxout_source_line): Make static, update prototype.
8595 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8596 (dbxout_init, dbxout_finish, dbxout_source_line,
8597 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8598 * dbxout.h (dbxout_source_line): Delete.
8599 * debug.c (debug_nothing_file, debug_nothing_file_int,
8600 debug_nothing_file_charstar_rtx): New.
8601 (do_nothing_debug_hooks): Update.
8602 (debug_nothing_void, debug_nothing_charstar_rtx,
8603 dwarf2out_end_epilogue): New.
8604 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8605 * debug.h (struct rtx_def): Declare.
8606 (gcc_debug_hooks): New hooks source_line, end_epilogue
8608 (debug_nothing_void, debug_nothing_charstar_rtx,
8609 dwarf2out_end_epilogue): New.
8610 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8611 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8612 (dwarf2_debug_hooks): Update.
8613 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8614 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8615 * dwarf2out.h (dwarf2out_source_line): Remove.
8616 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8617 Make static, update prototype.
8618 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8619 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8620 (dwarf_debug_hooks): Update.
8621 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8622 dwarfout_end_function): Remove.
8623 * final.c (profile_function): Use debug hooks for ending functions
8625 (output_source_line, final_end_function): Update prototype,
8627 (final_start_function, final_scan_insn): Update.
8628 * output.h (sdb_begin_function_line): Remove.
8629 (final_end_function): Update prototype.
8630 * sdbout.c (sdb_begin_function_line): Make static.
8631 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8632 (sdbout_source_line): New.
8633 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8635 (sdb_debug_hooks): Update.
8636 (sdbout_init, sdbout_source_line,
8637 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8638 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8639 * toplev.c (compile_file, rest_of_compilation): Update.
8640 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8641 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8642 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8643 Update for prototype changes.
8644 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8645 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8647 2001-07-15 Richard Henderson <rth@redhat.com>
8649 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8650 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8651 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8652 * config/alpha/alpha.c: Likewise.
8653 * config/alpha/alpha.md: Likewise.
8654 * config/alpha/alpha32.h: Likewise.
8655 * config/alpha/vms.h: Likewise.
8658 2001-07-14 Richard Henderson <rth@redhat.com>
8660 * config/alpha/alpha.md: Use define_constants for unspec values.
8661 Substitute throughout.
8663 2001-07-14 Tim Josling <tej@melbpc.org.au>
8665 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8667 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8669 * pa.md: Remove unused constraints from define_split's.
8671 2001-04-14 Richard Henderson <rth@redhat.com>
8673 * ifcvt.c (find_cond_trap): Test for exit block.
8675 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8677 Re-install recently reverted patch.
8678 * emit-rtl.c (try_split): Update mark_jump_label call.
8679 * flow.c (find_sub_basic_blocks): Likewise.
8680 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8682 (mark_all_labels): Kill second parameter.
8683 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8684 (rebuild_jump_labels, jump_optimize_minimal): Update call
8686 (jump_optimize_1): Kill crossjumping code.
8687 (mark_jump_label): Kill cross_jump parameter.
8688 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8689 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8690 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8692 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8694 (dump_file_info): Likewise.
8695 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8696 reorganize passes to do reg-stack first, bb-reorder second.
8697 * invoke.texi (-d letters doc): Remove the jump2 pass.
8699 2001-07-14 Richard Henderson <rth@redhat.com>
8701 * ifcvt.c (find_cond_trap): New.
8702 (find_if_header): Call it.
8703 (merge_if_block): Relax existing jump sanity check.
8704 * jump.c (jump_optimize_1): Remove conditional trap handling.
8706 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8708 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8710 (insn_refs_are_delayed): Correct comment.
8711 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8712 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8713 instead of r31. Make associated insn !TARGET_64BIT, and
8714 provide an additional 64-bit insn that clobbers r2.
8716 (udivsi3): Likewise.
8718 (umodsi3): Likewise.
8720 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8722 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8724 * flow.c (redirect_edge_and_branch_force, split_edge,
8725 try_crossjump_to_edge): Use set_block_for_new_insns.
8726 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8728 2001-07-13 H.J. Lu (hjl@gnu.org)
8730 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8733 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8735 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8737 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8739 * c-common.c (decl_attributes): Take a pointer to the node to
8740 which attributes are to be attached, and a flags argument.
8741 * c-common.h (enum attribute_flags): New.
8742 (decl_attributes): Update prototype.
8743 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8744 finish_enum, start_function): Update calls to decl_attributes.
8745 * c-parse.in (component_declarator, component_notype_declarator,
8746 label): Update calls to decl_attributes.
8748 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8750 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8751 * config/avr/avr.c (legitimate_address_p): Return value changed
8752 from letter to register classes. For better debugging.
8754 2001-07-13 Kazu Hirata <kazu@hxi.com>
8756 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8758 2001-07-13 H.J. Lu (hjl@gnu.org)
8760 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8762 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8764 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8765 correctly for shared configurations.
8766 * config/t-libgcc-pic: New.
8767 * config/{i386,m68k,sparc}/t-openbsd: New.
8768 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8769 Support -shared. Support debugging libraries with -g.
8770 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8771 frame information does not emit pointer diffs.
8772 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8775 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8777 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8779 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8781 * combine.c (try_combine): Ensure const_int pow2 is positive.
8783 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8785 * config.gcc: Add configuration for s/390.
8786 * config/s390/s390.c: New. Subroutines for code generation.
8787 * config/s390/s390.h: New. Definitions for s/390.
8788 * config/s390/s390-protos.h: New. Prototypes.
8789 * config/s390/linux.h: New. Definitions for linux for s/390.
8790 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8791 * config/s390/t-linux: New. Makefile fragment.
8792 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8793 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8795 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8797 * emit-rtl.c (try_split): Update mark_jump_label call.
8798 * flow.c (find_sub_basic_blocks): Likewise.
8799 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8801 (mark_all_labels): Kill second parameter.
8802 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8803 (rebuild_jump_labels, jump_optimize_minimal): Update call
8805 (jump_optimize_1): Kill crossjumping code.
8806 (mark_jump_label): Kill cross_jump parameter.
8807 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8808 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8809 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8811 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8813 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8814 reorganize passes to do reg-stack first, bb-reorder second.
8815 * invoke.texi (-d letters doc): Remove the jump2 pass.
8817 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8819 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8821 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8823 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8825 (verify_flow_info): Make diagnostics prettier.
8827 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8829 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8831 * flow.c (outgoing_edges_match): Return early if condition reversal
8834 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8836 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8837 (mips_move_2words): When splitting a move into two instructions,
8838 prefix the second address operand with '%D'.
8840 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8842 * Makefile.in (final.o): Depend on debug.h.
8843 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8844 (dbx_debug_hooks): Add new hooks.
8845 (xcoff_debug_hooks): New.
8846 * debug.c (debug_nothing_file_int_int): New.
8847 (do_nothing_debug_hooks): Update.
8848 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8849 (debug_nothing_file_int_int): New.
8850 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8851 static, update prototype.
8852 (dwarf2_debug_hooks): Update.
8853 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8854 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8855 static, update prototype.
8856 (dwarf_debug_hooks): Update.
8857 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8858 * final.c: Include debug.h.
8859 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8860 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8861 static, update prototype.
8862 (sdb_debug_hooks): Update.
8863 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8864 * toplev.c: Distinguish between xcoff and dbx.
8866 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8867 Call all debug hooks, not just dwarf ones.
8869 2001-07-11 Timothy Wall <twall@redhat.com>
8871 * config.gcc: Add configuration for AIX5/IA64.
8872 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8873 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8874 support prefix/suffix code.
8875 * config/ia64/t-aix: New. Makefile fragment.
8876 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8878 2001-07-11 Kazu Hirata <kazu@hxi.com>
8880 * recog.c (validate_change): Fix a comment typo.
8882 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8884 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8885 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8887 * dbxout.c (dbx_debug_hooks): Add new hooks.
8888 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8890 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8892 * dbxout.h (dbxout_start_new_source_file,
8893 dbxout_resume_previous_source_file): Delete.
8894 * debug.c (do_nothing_debug_hooks): Add new hooks.
8895 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8896 (debug_nothing_int_charstar, debug_nothing_int): New.
8897 * debug.h (gcc_debug_hooks): New hooks define, undef,
8898 start_source_file and end_source_file.
8899 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8900 (debug_nothing_int_charstar, debug_nothing_int): New.
8901 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8902 the conditionally compiled section.
8903 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8904 dwarf2out_define, dwarf2out_undef): Make static.
8905 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8906 dwarf2out_define, dwarf2out_undef): Remove.
8907 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8908 (dwarfout_start_source_file, dwarfout_end_source_file,
8909 dwarfout_define, dwarfout_undef): Make static.
8910 (dwarfout_start_source_file_check,
8911 dwarfout_end_source_file_check): New.
8912 (dwarfout_define, dwarfout_finish): Update.
8913 * dwarfout.h (dwarfout_start_new_source_file,
8914 dwarfout_resume_previous_source_file, dwarfout_define,
8915 dwarfout_undef): Remove.
8916 * sdbout.c (sdb_debug_hooks): Add new hooks.
8917 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8919 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8920 make static, take an arg.
8921 * sdbout.h (sdbout_start_new_source_file,
8922 sdbout_resume_previous_source_file): Delete.
8923 * toplev.c (debug_start_source_file, debug_end_source_file,
8924 debug_define, debug_undef): Delete.
8925 * toplev.h (debug_start_source_file, debug_end_source_file,
8926 debug_define, debug_undef): Delete.
8928 * java/jcf-parse.c: Include debug.h.
8929 (parse_class_file): Update to use debug hooks directly.
8930 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8932 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8934 * alias.c (set_mem_alias_set): New function.
8935 * rtl.h (set_mem_alias_set): Declare it.
8936 * builtins.c (expand_builtin_return_addr): Call it instead of
8937 using MEM_ALIAS_SET accessor.
8938 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8939 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8940 (expand_builtin_va_copy):Likewise.
8941 * caller-save.c (setup_save_areas): Likewise.
8942 * calls.c (compute_argument_addresses): Likewise.
8943 * explow.c (set_mem_attributes): Likewise.
8944 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8945 (expand_assignment, store_constructor_field, store_field): Likewise.
8946 (expand_expr_unaligned): Likewise.
8947 * function.c (assign_stack_temp_for_type): Likewise.
8948 (put_reg_into_stack, gen_mem_addressof): Likewise.
8949 * ifcvt.c (noce_try_cmove_arith): Likewise.
8950 * reload1.c (reload, alter_reg): Likewise.
8951 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8952 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8953 (alpha_expand_unaligned_store): Likewise
8954 (alpha_expand_unaligned_load_words): Likewise.
8955 (alpha_expand_unaligned_store_words): Likewise.
8956 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8957 (alpha_expand_epilogue): Likewise.
8958 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8959 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8960 * config/i386/i386.c (legitimize_pic_address): Likewise.
8961 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8962 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8963 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8964 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8965 * config/mips/mips.c (mips_va_arg): Likewise.
8966 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8967 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8968 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8969 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8970 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8971 (rs6000_emit_epilogue): Likewise.
8972 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
8973 * config/sparc/sparc.c (sparc_va_arg): Likewise.
8974 * config/v850/v850.c (v850_va_arg): Likewise.
8976 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
8978 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
8979 when fallthru edge is present.
8980 (mege_blocks): Handle case where creation of jump insn
8983 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
8984 CLEANUP_POST_REGSTACK): New constants.
8985 * except.c (finish_eh_generation): Update call of cleanup_cfg,
8986 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
8987 * output.h (cleanup_cfg): Update prototype.
8988 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
8989 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
8990 cleanup_cfg call; kill missleading comment.
8991 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
8992 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
8993 parameter; control optimizations performed using it.
8994 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
8995 try_crossjump_bb): New functions.
8997 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8999 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9001 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9002 pa_output_function_prologue.
9003 * pa-protos.h (pa_output_function_prologue): New prototype.
9005 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9007 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9008 and low to get correct sign extension in low+high test.
9010 2001-07-11 Janis Johnson <janis@us.ibm.com>
9012 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9013 for large hit count.
9015 * profile.c (branch_prob): Fix .bbg info for computed gotos
9018 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9020 * stmt.c (parse_output_constraint): New function, split out
9022 (expand_asm_operands): ... here. Use parse_output_constraint.
9023 * tree.h (parse_output_constraint): Declare it.
9025 2001-07-11 Richard Henderson <rth@redhat.com>
9027 * bitmap.c: Comment some functions; fiddle whitespace.
9028 (bitmap_free): Don't export.
9029 (bitmap_element_allocate): Use memset.
9030 * bitmap.h (bitmap_free): Don't declare.
9032 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9034 * gcse.c, lcm.c, sched-deps.c:
9035 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9037 * flow.c (flow_loops_find): Free dom if we found no loops, since
9038 we aren't going to save it.
9040 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9043 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9045 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9047 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9049 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9050 #ifndef DWARF2_DEBUGGING_INFO.
9052 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9054 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9056 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9058 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9059 reverse a branch if a NE comparison is implemented with GTU.
9061 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9062 H.J. Lu <hjl@gnu.org>
9064 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9066 (call_internal2): Likewise.
9067 (call_value_internal1): Likewise.
9068 (call_value_internal2): Likewise.
9069 (call_value_multiple_internal1): Likewise.
9070 (call_value_multiple_internal2): Likewise.
9072 2001-07-10 Kazu Hirata <kazu@hxi.com>
9074 * calls.c (emit_library_call_value_1): Fix a comment typo.
9075 * dwarf2out.c (mem_loc_descriptor): Likewise.
9076 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9078 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9080 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9082 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9084 * recog.c (offsettable_address_p): Handle LO_SUM case.
9085 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9086 instead of plus_constant.
9088 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9090 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9091 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9093 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9095 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9096 adjust_address_nv instead of plus_constant.
9098 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9100 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9101 dwarf2out.o): Depend on debug.h, wrap long lines.
9102 * dbxout.c: Include debug.h.
9103 (dbx_debug_hooks): New.
9104 (dbxout_init): Make static, take just 2 args.
9105 (dbxout_finish): Make static.
9106 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9107 * debug.c: New file.
9108 * debug.h: New file.
9109 * dwarf2out.c: Include debug.h.
9110 (dwarf2_debug_hooks): New.
9111 (dwarf2out_init): Make static.
9112 (dwarf2out_finish): Make static, take 2 args.
9113 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9114 * dwarfout.c: Include debug.h.
9115 (dwarf_debug_hooks): New.
9116 (dwarfout_init): Make static.
9117 (dwarfout_finish): Make static, take 2 args.
9118 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9119 * sdbout.c: Include debug.h.
9120 (sdb_debug_hooks): New.
9121 (sdbout_init): Make static, take 2 args.
9122 * sdbout.h (sdbout_init): Delete.
9123 * toplev.c: Include debug.h.
9125 (compile_file): Set deubg_hooks based on command line options.
9126 Use the hooks unconditionally rather than conditional compilation.
9128 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9130 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9131 first_insn_after_basic_block_note instead.
9133 * df.c (df_bb_refs_unlink): #if 0 out for now.
9135 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9137 * ssa.h: Add prototype for ssa_const_prop
9138 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9139 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9140 (ssa_fast_dce): Remove unused variable
9142 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9144 * diagnostic.c (finish_diagnostic): Rename to
9145 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9148 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9150 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9153 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9154 (dump_file): Only pad the demangled name with spaces if the
9155 mangled name was padded with spaces.
9157 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9159 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9162 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9164 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9165 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9168 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9169 whether can put offset inside LO_SUM to check mode alignment, not size.
9171 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9173 * doc/tm.texi (Misc): Fix thinko.
9175 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9177 * regmove.c (replace_in_call_usage): Fix warnings.
9178 * sched-deps.c (add_dependence): Fix warnings.
9179 * simplify-rtx.c (simplify_subreg): Likewise.
9180 Return NULL_RTX instead of NULL.
9182 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9183 (subst_asm_stack_regs): Likewise.
9185 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9188 * dwarf2out.c (output_call_frame_info): Declare i as int.
9189 (build_abbrev_table): Declare n_alloc as int.
9190 (dwarf2out_finish): Initialize die.
9191 * except.c: Declare sjlj_funcdef_number as unsigned.
9192 (connect_post_landing_pads): Declare j as unsigned.
9193 (convert_to_eh_region_ranges): Initialize call_site.
9194 (output_function_exception_table): Initialize tt_format_size.
9195 * expr.c (move_by_pieces_1): Initialize to1.
9196 (store_constructor): Initialize minelt and maxelt.
9197 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9198 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9200 * c-decl.c (combine_parm_decls): Unused, remove.
9201 * c-tree.h: Remove prototype for combine_parm_decls.
9203 * reload.c (push_reload): Fix warning.
9204 (regno_clobbered_p): Likewise.
9205 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9206 (reload_combine): Likewise.
9208 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9209 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9211 * bitmap.c (bitmap_operation): Change user.
9212 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9214 2001-07-10 Eric Christopher <echristo@redhat.com>
9216 * config/mips/mips.c (override_options): Fix typo.
9218 2001-07-09 Stan Shebs <shebs@apple.com>
9220 * target.h (struct gcc_target): New fields init_builtins and
9222 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9223 (TARGET_EXPAND_BUILTIN): New macro.
9224 (TARGET_INITIALIZER): Add them.
9225 * builtins.c: Include target.h.
9226 (expand_builtin): Use targetm.expand_builtin.
9227 (default_init_builtins): New function.
9228 (default_expand_builtin): New function.
9229 * expr.h (default_init_builtins): Declare.
9230 (default_expand_builtin): Declare.
9231 * c-common.c (c_common_nodes_and_builtins): Use
9232 targetm.init_builtins.
9233 * defaults.h (MD_INIT_BUILTINS): Remove.
9234 * Makefile.in (builtins.o): Depend on target.h.
9236 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9237 (TARGET_EXPAND_BUILTIN): Define.
9238 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9239 (MD_EXPAND_BUILTIN): Remove.
9241 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9242 (TARGET_EXPAND_BUILTIN): Define.
9243 (c4x_init_builtins): Make endlink arg a local.
9244 (c4x_print_operand): Fix typos in adjust_address usages.
9245 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9246 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9247 (MD_EXPAND_BUILTIN): Remove.
9249 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9250 (TARGET_EXPAND_BUILTIN): Define.
9251 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9252 (ix86_init_builtins): Call new function only if TARGET_MMX.
9253 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9254 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9255 (MD_EXPAND_BUILTIN): Remove.
9257 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9258 (TARGET_EXPAND_BUILTIN): Define.
9259 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9260 (MD_EXPAND_BUILTIN): Remove.
9262 * doc/tm.texi: Document these changes.
9264 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9266 * basic-block.h (tree_node): Forward declare if needed.
9267 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9268 (BLOCK_HEAD_TREE): Define.
9269 (BLOCK_END_TREE): Define.
9270 (struct loops): Rename field 'tree' to 'tree_root'.
9271 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9273 (flow_loops_tree_build): Rename reference to field 'tree' to
9275 (flow_loops_level_compute): Ditto.
9276 * predict.c (estimate_bb_frequencies): Ditto.
9277 * tree.h (struct tree_common): Add field 'aux'.
9279 2001-07-09 Stan Shebs <shebs@apple.com>
9281 * config/darwin.c (darwin_encode_section_info): Don't mark any
9282 DECL_EXTERNAL node as defined.
9284 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9286 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9287 pa_free_machine_status, hppa_init_pic_save): Delete.
9288 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9289 (hppa_profile_hook): Use hppa_pic_save_rtx.
9290 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9291 hppa_init_pic_save): Delete.
9292 (hppa_pic_save_rtx): Declare.
9293 * pa.md (call, call_value, sibcall, sibcall_value,
9294 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9296 2001-07-09 Kazu Hirata <kazu@hxi.com>
9298 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9299 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9301 2001-07-09 Andreas Jaeger <aj@suse.de>
9303 * output.h: Add declaration of final_forward_branch_p.
9305 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9307 * varray.c: Include errors.h for internal_error and trim_filename
9310 * Makefile.in (varray.o): Add errors.h.
9312 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9314 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9315 * optabs.c (have_add2_insn): Check whether the add insn chosen
9316 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9317 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9319 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9321 * Makefile.in (OBJS): Add ssa-ccp.o
9322 (ssa-ccp.o): Add dependencies.
9323 * toplev.c (DFI_ssa_ccp): New dump file enum.
9324 (dump_file): Add entry for dumping after SSA CCP.
9325 (flag_ssa_ccp): New flag variable.
9326 (f_options): Add -fssa-ccp.
9327 (rest_of_compilation): Run SSA CCP if requested.
9328 * timevar.def (TV_SSA_CCP): New timevar.
9329 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9330 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9331 Fix minor typo in SSA DCE documentation.
9332 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9333 Add documentation for new dump option. Renumber dump files
9336 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9338 * emit-rtl.c (gen_highpart_mode): New.
9339 * rtl.h (gen_highpart_mode): Declare.
9340 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9341 operand can be VOIDmode constant.
9343 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9345 * flow.c (redirect_edge_and_branch_force): New.
9346 (can_fallthru): Ensure that basic blocks are succeeding.
9347 (try_optimize_cfg): Do not delete basic block if it is the last one.
9349 * flow.c (try_redirect_by_replacing_jump): Do not remove
9350 jumps with side effects, unlink chain on fallthru edge;
9351 set block for new jump instruction; avoid basic block to
9352 over by line number note.
9354 * flow.c (try_simplify_condjump): Verify that the condjump
9355 is not always falling trought.
9358 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9360 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9361 (try_redirect_by_replacing_jump): Update properly the count
9362 and frequency information.
9364 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9366 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9367 address that is a LO_SUM specially.
9368 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9370 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9372 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9373 (operand_subword): Use them.
9374 (change_address_1): Renamed from change_address; new arg VALIDATE.
9375 * expr.h: Reflect above changes; change_address now macro.
9376 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9378 * cselib.c (add_mem_for_addr): Likewise.
9379 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9380 * regmove.c (try_apply_stack_adjustment): Likewise.
9381 * reload.c (push_reload, make_memloc): Likewise.
9382 * reload1.c (eliminate_regs): Likewise.
9383 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9384 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9386 * combine.c (make_extraction, simplify_shift_const): Likewise.
9387 (gen_lowpart_for_combine): Likewise.
9388 * cse.c (gen_lowpart_if_possible): Likewise.
9389 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9390 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9391 * optabs.c (gen_move_insn): Likewise.
9392 * reload1.c (alter_reg): Likewise.
9393 * simplify-rtx.c (simplify_subreg): Likewise.
9394 * stmt.c (expand_anon_union_decl): Likewise.
9395 * recog.c (validate_replace_rtx_1): Likewise.
9397 * Makefile.in (recog.o): Add $(EXPR_H).
9398 * explow.c (stabilize): Call replace_equiv_address.
9399 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9400 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9402 2001-07-03 Andrew Haley <aph@redhat.com>
9404 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9405 the mode of the memory location.
9407 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9409 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9411 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9413 * final.c (output_addr_const): Use target opening and
9414 closing parentheses.
9415 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9416 defaults, add to TARGET_ASM_OUT.
9417 * target.h (struct gcc_target): Add open_paren and close_paren.
9418 * doc/md.texi: Update.
9419 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9420 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9421 TARGET_ASM_CLOSE_PAREN.
9422 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9424 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9426 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9427 * config/a29k/a29k.h: Similarly.
9428 * config/alpha/alpha.h: Similarly.
9429 * config/arc/arc.h: Similarly.
9430 * config/arm/aof.h: Similarly.
9431 * config/arm/aout.h: Similarly.
9432 * config/avr/avr.h: Similarly.
9433 * config/c4x/c4x.h: Similarly.
9434 * config/clipper/clipper.h: Similarly.
9435 * config/convex/convex.h: Similarly.
9436 * config/d30v/d30v.h: Similarly.
9437 * config/dsp16xx/dsp16xx.h: Similarly.
9438 * config/elxsi/elxsi.h: Similarly.
9439 * config/fr30/fr30.h: Similarly.
9440 * config/h8300/h8300.h: Similarly.
9441 * config/i370/i370.h: Similarly.
9442 * config/i386/i386.h: Similarly.
9443 * config/i860/i860.h: Similarly.
9444 * config/i960/i960.h: Similarly.
9445 * config/ia64/ia64.h: Similarly.
9446 * config/m32r/m32r.h: Similarly.
9447 * config/m68hc11/m68hc11.h: Similarly.
9448 * config/m68k/m68k.h: Similarly.
9449 * config/m88k/m88k.h: Similarly.
9450 * config/mcore/mcore.h: Similarly.
9451 * config/mips/mips.h: Similarly.
9452 * config/mn10200/mn10200.h: Similarly.
9453 * config/mn10300/mn10300.h: Similarly.
9454 * config/ns32k/ns32k.h: Similarly.
9455 * config/pa/pa.h: Similarly.
9456 * config/pdp11/pdp11.h: Similarly.
9457 * config/pj/pj.h: Similarly.
9458 * config/romp/romp.h: Similarly.
9459 * config/rs6000/rs6000.h: Similarly.
9460 * config/sh/sh.h: Similarly.
9461 * config/sparc/sparc.h: Similarly.
9462 * config/v850/v850.h: Similarly.
9463 * config/vax/vax.h: Similarly.
9464 * config/we32k/we32k.h: Similarly.
9466 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9468 * doc/c-tree.texi: Document representation of attributes.
9470 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9472 * doc/tm.texi: Update some places for the rename of target to
9475 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9477 * target.h (struct gcc_target): Add insert_attributes.
9478 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9479 (TARGET_INITIALIZER): Update.
9480 * tree.c, tree.h (default_insert_attributes): New function.
9481 Update comments on other default functions to refer to targetm,
9483 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9484 TARGET_INSERT_ATTRIBUTES.
9485 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9486 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9487 Don't use PRAGMA_INSERT_ATTRIBUTES.
9488 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9489 * c-decl.c (start_decl, start_function): Don't call
9490 SET_DEFAULT_DECL_ATTRIBUTES.
9491 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9492 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9494 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9495 (c4x_check_attribute): Avoid modifying attribute list itself.
9496 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9498 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9499 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9501 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9502 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9504 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9505 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9507 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9508 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9509 Adjust parameters. Make static.
9511 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9513 * c-common.c (decl_attributes): Only take a single attributes
9515 * c-common.h (decl_attributes): Update prototype.
9516 * c-decl.c (start_decl, start_function): Only take a single
9517 attributes parameter. Update calls to decl_attributes.
9518 (finish_struct, finish_enum): Update calls to decl_attributes.
9519 (push_parm_decl): Expect unified list of attributes. Update call
9521 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9522 notype_nested_function, component_declarator,
9523 component_notype_declarator, label): Update calls to
9525 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9526 lists that are passed to push_parm_decl.
9527 * c-tree.h (start_function, start_decl): Update prototypes.
9528 * config/sh/sh-protos.h, config/sh/sh.c
9529 (sh_pragma_insert_attributes): Only take a single attributes
9531 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9532 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9533 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9534 build_module_descriptor, generate_static_references,
9535 generate_strings, build_selector_translation_table,
9536 generate_descriptor_table, generate_protocols,
9537 generate_ivars_list, generate_dispatch_table,
9538 generate_protocol_list, generate_category,
9539 generate_shared_structures, really_start_method, add_objc_decls,
9540 generate_classref_translation_entry): Update calls to start_decl
9542 (build_tmp_function_decl, start_method_def): Unify attribute lists
9543 that are passed to push_parm_decl.
9545 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9547 * final.c (no_asm_to_stream): New.
9548 (final_scan_insn): Use target structures for prologue ends
9549 and epilogue starts.
9550 * output.h (no_asm_to_stream): New.
9551 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9552 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9553 (TARGET_ASM_OUT): Update.
9554 * target.h (struct gcc_target): New members function_end_prologue
9555 and function_begin_epilogue.
9556 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9557 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9558 * config/alpha/alpha.c (output_end_prologue): Rename to
9559 alpha_output_function_end_prologue. Use in target struct
9561 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9562 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9563 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9564 ia64_output_function_end_prologue. Use in target struct
9566 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9567 mistyped prototypes.
9568 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9569 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9571 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9572 an use in target struct, make static.
9573 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9576 2001-07-08 Richard Henderson <rth@redhat.com>
9578 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9580 2001-07-08 Richard Henderson <rth@redhat.com>
9582 * config/i386/i386.md: Remove constraints strings from define_split
9583 and define_peephole2 patterns.
9584 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9585 (eh_return): Use them.
9587 2001-07-08 Richard Henderson <rth@redhat.com>
9589 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9590 Document MD_FALLBACK_FRAME_STATE_FOR.
9592 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9594 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9595 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9597 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9599 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9601 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9602 of the label inside NAME as opposed to just the end of NAME.
9604 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9606 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9607 * config/alpha/alpha.c (alpha_init_machine_status,
9608 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9609 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9610 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9611 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9613 2001-07-06 Stan Shebs <shebs@apple.com>
9615 * target.h (targetm): Rename global from "target", so as not to
9616 conflict with local variables.
9618 * c-typeck.c: Ditto.
9622 * cp/decl2.c: Ditto.
9623 * cp/typeck.c: Ditto.
9624 * 1750a/1750a.c: Ditto.
9625 * a29k/a29k.c: Ditto.
9629 * clipper/clipper.c: Ditto.
9630 * convex/convex.c: Ditto.
9631 * d30v/d30v.c: Ditto.
9632 * dsp16xx/dsp16xx.c: Ditto.
9633 * elxsi/elxsi.c: Ditto.
9634 * fr30/fr30.c: Ditto.
9635 * h8300/h8300.c: Ditto.
9636 * i370/i370.c: Ditto.
9637 * i386/i386.c: Ditto.
9638 * i860/i860.c: Ditto.
9639 * i960/i960.c: Ditto.
9640 * ia64/ia64.c: Ditto.
9641 * m32r/m32r.c: Ditto.
9642 * m68hc11/m68hc11.c: Ditto.
9643 * m68k/m68k.c: Ditto.
9644 * m88k/m88k.c: Ditto.
9645 * mips/mips.c: Ditto.
9646 * ns32k/ns32k.c: Ditto.
9648 * pdp11/pdp11.c: Ditto.
9649 * romp/romp.c: Ditto.
9650 * rs6000/rs6000.c: Ditto.
9652 * sparc/sparc.c: Ditto.
9654 * we32k/we32k.c: Ditto.
9655 * doc/tm.texi: Update the manual to match.
9657 2001-07-06 Richard Henderson <rth@redhat.com>
9659 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9660 DWARF2_UNWIND_INFO not just whether it is defined.
9662 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9664 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9665 call to simplify_binary_operation returns a new pattern.
9667 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9669 * glimits.h (__SHRT_MAX__): New.
9670 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9671 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9673 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9675 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9678 2001-07-06 Richard Henderson <rth@redhat.com>
9680 * bitmap.c (bitmap_release_memory): Move adjacent to the
9681 allocation functions.
9682 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9683 the implementation. Binary search for the set bit.
9684 (bitmap_union_of_diff): Allocate the temporary on the stack
9685 instead of using xmalloc.
9687 2001-07-06 Richard Henderson <rth@redhat.com>
9689 * genrecog.c (validate_pattern): Warn for constraints in
9690 define_{expand,split,peephole2}. Remove strict_low_part
9691 before looking up match_dup.
9693 2001-07-06 DJ Delorie <dj@redhat.com>
9695 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9696 chapter about various build hints and history. Add section
9697 talking about the various types of native and cross builds.
9699 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9701 * Makefile.in (final.o): Depend on target.h.
9702 * final.c: Include target.h.
9703 (default_function_pro_epilogue): New.
9704 (final_start_function): Use target structure for function prologues.
9705 (final_end_function): Use target structure for function epilogues.
9706 * fold-const.c (real_hex_to_f): Constify s and p.
9707 * output.h (default_function_pro_epilogue): New.
9708 * real.h (real_hex_to_f): Update prototype.
9709 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9710 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9711 (TARGET_INITIALIZER): Update.
9712 * target.h (gcc_target): Add struct asm_out.
9713 * doc/tm.texi: Update.
9716 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9717 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9718 in cpu/cpu.c, or rename old functions consistently. Take
9719 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9720 redundant macros and prototypes. Make new functions static.
9722 * 1750a/1750a.c: Similarly.
9723 * 1750a/1750a.h: Similarly.
9724 * a29k/a29k-protos.h: Similarly.
9725 * a29k/a29k.c: Similarly.
9726 * a29k/a29k.h: Similarly.
9727 * arc/arc-protos.h: Similarly.
9728 * arc/arc.c: Similarly.
9729 * arc/arc.h: Similarly.
9730 * arm/arm-protos.h: Similarly.
9731 * arm/arm.c: Similarly.
9732 * arm/arm.h: Similarly.
9733 * avr/avr-protos.h: Similarly.
9734 * avr/avr.c: Similarly.
9735 * avr/avr.h: Similarly.
9736 * clipper/clipper-protos.h: Similarly.
9737 * clipper/clipper.c: Similarly.
9738 * clipper/clipper.h: Similarly.
9739 * convex/convex.c: Similarly.
9740 * convex/convex.h: Similarly.
9741 * d30v/d30v-protos.h: Similarly.
9742 * d30v/d30v.c: Similarly.
9743 * d30v/d30v.h: Similarly.
9744 * d30v/d30v.md: Similarly.
9745 * dsp16xx/dsp16xx-protos.h: Similarly.
9746 * dsp16xx/dsp16xx.c: Similarly.
9747 * dsp16xx/dsp16xx.h: Similarly.
9748 * elxsi/elxsi.c: Similarly.
9749 * elxsi/elxsi.h: Similarly.
9750 * fr30/fr30.c: Similarly.
9751 * fr30/fr30.md: Similarly.
9752 * h8300/h8300-protos.h: Similarly.
9753 * h8300/h8300.c: Similarly.
9754 * h8300/h8300.h: Similarly.
9755 * i370/i370-protos.h: Similarly.
9756 * i370/i370.c: Similarly.
9757 * i370/i370.h: Similarly.
9758 * i386/i386.c: Similarly.
9759 * i386/osf1elf.h: Similarly.
9760 * i386/osfrose.h: Similarly.
9761 * i860/i860-protos.h: Similarly.
9762 * i860/i860.c: Similarly.
9763 * i860/i860.h: Similarly.
9764 * i960/i960-protos.h: Similarly.
9765 * i960/i960.c: Similarly.
9766 * i960/i960.h: Similarly.
9767 * ia64/ia64-protos.h: Similarly.
9768 * ia64/ia64.c: Similarly.
9769 * ia64/ia64.h: Similarly.
9770 * m32r/m32r-protos.h: Similarly.
9771 * m32r/m32r.c: Similarly.
9772 * m32r/m32r.h: Similarly.
9773 * m68hc11/m68hc11-protos.h: Similarly.
9774 * m68hc11/m68hc11.c: Similarly.
9775 * m68hc11/m68hc11.h: Similarly.
9776 * m68k/crds.h: Similarly.
9777 * m68k/dpx2.h: Similarly.
9778 * m68k/m68k-protos.h: Similarly.
9779 * m68k/m68k.c: Similarly.
9780 * m68k/m68k.h: Similarly.
9781 * m68k/news.h: Similarly.
9782 * m88k/m88k-protos.h: Similarly.
9783 * m88k/m88k.c: Similarly.
9784 * m88k/m88k.h: Similarly.
9785 * mips/mips-protos.h: Similarly.
9786 * mips/mips.c: Similarly.
9787 * mips/mips.h: Similarly.
9788 * ns32k/merlin.h: Similarly.
9789 * ns32k/ns32k.c: Similarly.
9790 * ns32k/ns32k.h: Similarly.
9791 * ns32k/tek6000.h: Similarly.
9792 * pa/pa-protos.h: Similarly.
9793 * pa/pa.c: Similarly.
9794 * pa/pa.h: Similarly.
9795 * pdp11/2bsd.h: Similarly.
9796 * pdp11/pdp11-protos.h: Similarly.
9797 * pdp11/pdp11.c: Similarly.
9798 * pdp11/pdp11.h: Similarly.
9799 * romp/romp-protos.h: Similarly.
9800 * romp/romp.c: Similarly.
9801 * romp/romp.h: Similarly.
9802 * rs6000/rs6000-protos.h: Similarly.
9803 * rs6000/rs6000.c: Similarly.
9804 * rs6000/rs6000.h: Similarly.
9805 * rs6000/sysv4.h: Similarly.
9806 * sh/sh-protos.h: Similarly.
9807 * sh/sh.c: Similarly.
9808 * sh/sh.h: Similarly.
9809 * sparc/sparc-protos.h: Similarly.
9810 * sparc/sparc.c: Similarly.
9811 * sparc/sparc.h: Similarly.
9812 * vax/vax.c: Similarly.
9813 * vax/vax.h: Similarly.
9814 * vax/vms.h: Similarly.
9815 * we32k/we32k.c: Similarly.
9816 * we32k/we32k.h: Similarly.
9818 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9820 * basic-block.h (first_insn_after_basic_block_note): Declare.
9821 * flow.c (first_insn_after_basic_block_note): Define. Moved
9823 * ssa.c (first_insn_after_basic_block_note): Remove.
9824 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9826 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9827 nodes when we find a dead conditional branch. Insert BARRIERs
9828 after any blocks with no successors, but which do not have
9831 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9833 * varray.c (varray_check_failed): Use internal_error.
9835 2001-07-05 Andrew Haley <aph@redhat.com>
9837 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9838 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9839 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9841 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9843 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9844 reference if the target constant is also a SYMBOL_REF.
9846 2001-07-05 Eric Christopher <echristo@redhat.com>
9848 * config/mips/mips.h (MASK_MIPS3900): Remove.
9849 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9850 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9851 (TARGET_MIPS3900): Change to use mips_arch.
9852 (TARGET_MIPS4000): New.
9853 (TARGET_MIPS4100): New.
9854 (TARGET_MIPS4300): New.
9855 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9856 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9858 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9859 (ISA_HAS_BRANCHLIKELY): To here.
9860 (CC1_CPU_SPEC): New.
9861 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9862 (mips_arch_string): Declare.
9863 (mips_arch): Declare.
9864 (TARGET_OPTIONS): Add -march and -mtune.
9866 * config/mips/mips.c (mips_arch_string): New.
9868 (override_options): Handle -march for codegen and -mtune
9869 for scheduling. Use mips_arch. Move tx39 target default here.
9870 (mips_parse_cpu): Move error message to override_options.
9872 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9874 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9876 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9877 (MIPS Options): Ditto. Change mcpu entry to historical text.
9879 2001-07-05 H.J. Lu (hjl@gnu.org)
9881 * config/mips/mips.c (mips_parse_cpu): New function to parse
9884 2001-07-05 Jim Wilson <wilson@redhat.com>
9886 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9887 * config/ia64/t-ia64: Likewise.
9888 (LIB1ASMFUNCS): Update comment.
9890 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9892 * doc/install.texi (Install GCC: Binaries): Fix typo.
9894 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9896 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9897 reference using the stack pointer, adjust it since we push Y
9899 ("*ashrsi3"): Likewise.
9900 ("*lshrsi3"): Likewise.
9902 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9904 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9905 when -fomit-frame-pointer is used.
9907 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9909 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9910 (try_redirect_by_replacing_jump): Reverse updating properly the
9911 count and frequency information. Reverse removing cc0 setter.
9912 (forwarder_block_p): Reverse fixing for fallthru blocks.
9914 2001-07-05 DJ Delorie <dj@redhat.com>
9916 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9917 (translate_options): If the above is defined, use it to map
9918 given options to new options.
9919 * doc/tm.texi: Document it.
9921 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9922 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9924 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9925 cause programs using computed gotos to run more slowly.
9927 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9929 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9931 Consistently require binutils 2.11.2, not prereleases.
9932 (Specific, decstation-*): Canonicalize as mips-dec-*.
9933 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9935 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9936 (Specific, mips-*): Reword MIPS C compiler requirements.
9937 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9938 (Specific, sunv5): Removed, obsolete.
9940 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9942 * dwarf2out.c (output_loc_list): Use an all ones mask for
9943 .text asm output and don't rely on long long
9944 literals. Reformat some long lines.
9946 2001-07-05 Andreas Jaeger <aj@suse.de>
9948 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9951 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9953 * dwarf2out.c (dwarf2out_define): Update comment.
9954 (dwarf2out_undef): Ditto.
9955 (dwarf2out_start_source_file): Ditto.
9956 (dwarf2out_end_source_file): Ditto.
9957 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9958 since we never call the start/end debug hook for the primary file.
9960 2001-07-04 Kazu Hirata <kazu@hxi.com>
9962 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9965 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9967 * cppinit.c (remove_dup_dirs): Inform if a system include
9968 directory is being reordered.
9969 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9971 * doc/cpp.texi (Search Paths): Likewise.
9972 * doc/gcc.texi (Interoperation): Remove information about
9975 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9977 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
9978 (VARRAY_TOP_CHAR_PTR): Likewise.
9980 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9982 * gcc.c (process_command): Don't assign elements of a const char*.
9984 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9986 * emit-rtl.c (change_address): Don't abort if invalid address while
9987 reload is in progress.
9989 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9991 * c-lex.c (cb_file_change): Pass line number to
9992 debug_start_source_file.
9993 (cb_undefine): Pass correct line number to debug_undef.
9995 * toplev.c (debug_start_source_file): Add line number to
9996 parameters. Pass it along to dwarf2out_start_source_file.
9997 (decode_g_option): Stop resetting debug level back to normal when
9998 we change debug formats, unless the current level is
9999 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10002 * toplev.h (debug_start_source_file): Add line number to
10005 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10008 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10010 Output debug_macinfo data for starting file if requested.
10011 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10013 (dwarf2out_define): Output debug_macinfo data for defining a macro
10015 (dwarf2out_undef): Output debug_macinfo data for undefining a
10016 macro if requested.
10017 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10018 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10019 (macinfo_section_label): New. DWARF2 macro info section label.
10020 (dwarf2out_init): If we want macro info, output the start label
10022 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10023 attribute to the compilation unit die pointing to the macro info.
10025 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10027 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10028 DWARF2_DEBUGGING_INFO.
10029 (add_loc_descr_to_loc_list): Ditto.
10030 (output_loc_list): Ditto.
10031 Also, fix thinko in curr not being initialized.
10032 (gen_internal_sym): Ditto.
10034 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10036 * emit-rtl.c (replace_equiv_address): New function.
10037 * expr.h (replace_equiv_address): New declaration.
10038 * explow.c (validize_mem): Call it instead of change_address and
10039 also call if -fforce-addr and address is constant.
10040 * expr.c: Replace more calls to change_address with adjust_address
10041 and/or replace_equiv_address or to validize_mem.
10042 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10043 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10044 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10045 * config/i370/i370.md, config/i860/i860.md: Likewise.
10046 * config/i960/i960.md, config/mips/mips.c: Likewise.
10047 * config/mips/mips.md, config/pa/pa.md: Likewise.
10048 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10049 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10051 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10053 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10055 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10058 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10060 * doc/include: New directory.
10061 * doc/fdl.texi: Move to doc/include/fdl.texi.
10062 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10063 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10064 * doc/gcc.texi: Use funding.texi and gpl.texi.
10065 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10066 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10067 Update dependencies and use -I $(docdir)/include.
10069 2001-07-04 Anthony Green <green@redhat.com>
10071 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10073 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10075 * doc/install.texi (sparc64-*-*): Remove garbage.
10077 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10079 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10080 Fix typo in last change to use adjust_address.
10082 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10084 * doc/install.texi (Specific): Update information for *-*-solaris*.
10086 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10088 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10090 2001-07-03 Stan Shebs <shebs@apple.com>
10092 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10093 case for flag_no_mach_text_sections.
10094 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10095 * config/darwin.c (flag_no_mach_text_sections): Remove.
10096 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10098 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10100 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10101 and avoid checking for constant as first operand.
10102 * recog.c (find_constant_term_loc): No longer static.
10103 (adj_offettable_operand): Delete.
10104 * rtl.h (adj_offsettable_operand): Delete declaration.
10105 (find_constant_term): Add declaration.
10106 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10108 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10109 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10110 * config/i386/i386.c, config/i386/i386.md: Likewise.
10111 * config/i860/i860.c, config/i960/i960.c: Likewise.
10112 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10113 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10114 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10115 * config/mips/mips.c, config/mips/mips.md: Likewise.
10116 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10117 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10118 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10119 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10120 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10121 * config/ns32k/ns32k.md: Likewise.
10123 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10125 * rtl.c (copy_rtx): Handle 'T' format letter.
10126 * gensupport.c (collect_insn_data): Likewise.
10127 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10129 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10131 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10132 -B option. Use 'dir' not 'foo' as example directory name.
10134 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10136 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10137 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10139 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10141 * doc/cppinternals.texi: Improve formatting and logical markup.
10143 2001-07-03 Andreas Jaeger <aj@suse.de>
10145 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10147 * genrecog.c (write_header): Include reload.h for prototypes in
10150 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10153 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10154 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10155 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10156 i386_pe_valid_type_attribute_p): Add.
10157 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10158 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10160 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10162 * explow.c (plus_constant_wide, case LO_SUM): New case.
10163 (plus_constant_for_output_wide): Delete.
10164 * rtl.h (plus_constant_for_output): Delete.
10165 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10166 instead of plus_constant_for_output.
10167 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10168 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10169 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10170 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10171 * config/sparc/sparc.md: Likewise.
10172 Convert some change_address calls to adjust_address.
10174 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10176 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10177 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10178 documentation of -std and -Wwrite-strings.
10180 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10182 * cse.c (canon_hash): Don't register registers in very small
10183 register classes, as extending their lifetime might cause
10186 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10188 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10190 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10191 (try_redirect_by_replacing_jump): Update properly the count
10192 and frequency information.
10194 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10196 * toplev.c (dump_file_index): Move SSA dumps just after first
10198 (dump_file): Corresponding changes.
10199 (rest_of_compilation): Move SSA path to just after the first
10201 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10202 * doc/invoke.texi: Update dump file #s as they were completely
10203 out of date with reality.
10205 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10207 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10209 * expr.c (emit_move_insn_1): Deal with non-default
10212 * expr.c (emit_single_push_insn): Fix warning.
10214 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10216 * expr.c (emit_move_insn_1): Avoid modifying
10217 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10219 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10221 * emit-rtl.c (adjust_address): New function.
10222 * expr.h (adjust_address): Add declaration.
10223 * builtins.c: Replace some calls to change_address with calls to it
10224 or to validize_mem.
10225 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10226 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10227 * config/arm/arm.c, config/convex/convex.c: Likewise.
10228 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10229 * config/i386/i386.c, config/i386/i386.md: Likewise.
10230 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10231 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10232 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10233 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10234 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10236 2001-07-02 Jim Wilson <wilson@redhat.com>
10238 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10240 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10242 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10243 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10245 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10247 * cppinit.c (lang_defaults): New table.
10248 (set_lang): Just read from lang_defaults into the live options
10251 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10253 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10254 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10255 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10257 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10259 * doc/install.texi: Various spelling and markup fixes.
10260 (Installing GCC): Component specific installation instructions are
10263 Warn about removing old install dir in the presence of shared libs.
10264 (Configuration): Invoke with options target to match configure
10266 Consistently refer to gas, gld pathnames.
10267 Invert --enable-multilib documentation.
10268 Remove references to old compiler versions.
10270 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10272 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10274 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10276 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10278 (Specific, mips*-sgi-irix5): Note IDO download.
10279 Reworded MIPS C hints.
10280 Use GNU as instead of GAS.
10282 Removed SGI Freeware reference, IRIX 6 only.
10283 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10284 Note N64 library requirement/workaround.
10286 Complete list of structure passing bug victims.
10288 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10290 * doc/install.texi: Remove CVS Id.
10292 2001-07-02 Andreas Jaeger <aj@suse.de>
10294 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10295 (find_inherently_necessary): Remove unused variable.
10297 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10299 * c-common.h (TDI_inlined): New ast dump phase.
10300 (dump_flag_name): New function.
10301 * c-dump.c (dump_files): Add inlined phase.
10302 (dump_flag_name): Define.
10303 * doc/invoke.texi (-fdump-ast-inlined): Document.
10305 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10307 * stor-layout.c (layout_decl): Revert change to handling of alignment
10310 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10312 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10315 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10317 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10320 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10322 * tlink.c (recompile_files): Remove COMPILER_PATH and
10323 LIBRARY_PATH from the environment.
10325 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10327 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10328 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10330 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10332 * c-parse.in (OBJC_STRING): Kill.
10333 (objc_string): Decompose to [objc_string] '@' STRING.
10334 (reswords): Take the leading '@' off all the Objective C keywords.
10335 (objc_rid_sans_at): Kill.
10336 (init_reswords): Don't initialize it.
10337 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10338 (_yylex): Kill reconsider label. Look ahead one token after
10339 an '@'; if we get an identifier, check whether it's an
10340 Objective C @-keyword. If so, return the keyword. Otherwise,
10341 put back the token and return the '@' as a terminal.
10343 * cpplib.c (lex_macro_node): Remove unnecessary check for
10344 leading '@' on identifier. Clarify control flow and commentary.
10346 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10348 * cse.c (new_label_ref): Variable deleted.
10349 (insert): Remove set of new_label_ref.
10350 (check_for_label_ref): New function.
10351 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10353 See ChangeLog.5 for earlier changes.