1 2001-10-10 Christopher Faylor <cgf@redhat.com>
3 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
6 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
8 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
9 (Thanks to Chris Faylor for suggesting macro name).
10 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
12 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
13 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
14 (MATH_LIBRARY): Undef before definition.
15 (OUTPUT_QUOTED_STRING): Likewise.
16 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
18 2001-10-10 Richard Henderson <rth@redhat.com>
20 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
21 (fde_unencoded_compare): Likewise. Don't use subtraction to get
22 a tristate comparison value.
23 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
25 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
28 * unroll.c (loop_iterations): Ignore insns generated by loop
31 * config.gcc (mips*-*-gnu*): Delete support.
32 * config/mips/gnu.h: Remove.
34 2001-10-10 Kazu Hirata <kazu@hxi.com>
36 * calls.c: Fix formatting.
38 * cfgcleanup.c: Likewise.
39 * combine.c: Likewise.
40 * cppfiles.c: Likewise.
42 * cppmacro.c: Likewise.
43 * crtstuff.c: Likewise.
45 * dwarf2out.c: Likewise.
48 * fold-const.c: Likewise.
49 * function.c: Likewise.
51 * genattrtab.c: Likewise.
52 * ggc-page.c: Likewise.
53 * integrate.c: Likewise.
54 * libgcc2.c: Likewise.
57 * profile.c: Likewise.
58 * protoize.c: Likewise.
61 * reload1.c: Likewise.
64 * resource.c: Likewise.
65 * sched-rgn.c: Likewise.
71 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
73 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
74 * Makefile.in (langhooks.o): Add dependencies.
76 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
78 * rs6000.c (rs6000_emit_load_toc_table): Don't
80 (create_TOC_reference): Likewise.
82 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
84 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
87 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
89 * config/i386/i386.c (ix86_attribute_table): Correct
90 min_len, max_len fields for dllimport, dllexport and shared.
92 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
94 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
95 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
96 Consistently use "nonzero" instead of "non-zero".
98 2001-10-09 Kazu Hirata <kazu@hxi.com>
100 * acconfig.h: Fix comment formatting.
101 * c-dump.h: Likewise.
102 * c-tree.h: Likewise.
103 * conditions.h: Likewise.
105 * function.h: Likewise.
108 * integrate.h: Likewise.
111 * optabs.h: Likewise.
113 2001-10-09 Kazu Hirata <kazu@hxi.com>
115 * c-common.h: Fix comment formatting.
116 * c-dump.c: Likewise.
118 * diagnostic.h: Likewise.
119 * except.c: Likewise.
121 * gcov-io.h: Likewise.
122 * genattrtab.c: Likewise.
123 * output.h: Likewise.
124 * predict.h: Likewise.
125 * reload1.c: Likewise.
126 * reload.h: Likewise.
127 * resource.h: Likewise.
129 * system.h: Likewise.
131 * tree-inline.c: Likewise.
132 * tsystem.h: Likewise.
133 * varasm.c: Likewise.
134 * xcoffout.h: Likewise.
136 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
138 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
140 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
142 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
143 config/i386/i386elf.h, config/i386/netbsd-elf.h,
144 config/i386/netware.h, config/mcore/gfloat.h,
145 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
146 config/netware.h, gccbug.in: Update FSF address.
148 2001-10-09 Kazu Hirata <kazu@hxi.com>
150 * c-common.c: Fix comment typos.
151 * cfgrtl.c: Likewise.
152 * collect2.c: Likewise.
153 * cpplex.c: Likewise.
154 * doloop.c: Likewise.
155 * dwarf2out.c: Likewise.
156 * dwarfout.c: Likewise.
158 * fold-const.c: Likewise.
162 * global.c: Likewise.
165 * optabs.c: Likewise.
166 * protoize.c: Likewise.
167 * regclass.c: Likewise.
172 * doc/cpp.texi: Likewise.
173 * doc/c-tree.texi: Likewise.
174 * doc/extend.texi: Likewise.
175 * doc/invoke.texi: Likewise.
176 * doc/objc.texi: Likewise.
177 * doc/tm.texi: Likewise.
179 2001-10-08 Richard Henderson <rth@redhat.com>
181 * varasm.c (set_named_section_flags): Initialize "declared".
183 2001-10-08 Robert Lipe <robertlipe@usa.net>
185 * varasm.c (struct in_named_entry): Add declared.
186 (named_section_first_declaration): New function.
187 (default_elf_asm_named_section): Use it.
188 * output.h (named_section_first_declaration): New.
190 2001-10-08 Richard Henderson <rth@redhat.com>
192 * i386.md (movsi_xor): Export.
193 (setcc peep2): Use it when available; add an alternative to
194 match zero_extendhisi2_and.
196 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
198 * romp-protos.h (romp_initialize_trampoline): New function.
199 * romp.c (romp_initialize_trampoline): Likewise.
200 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
201 romp_initialize_trampoline.
203 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
205 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
206 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
207 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
208 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
210 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
212 * unroll.c (loop_iterations): Extend check for multiple back edges.
214 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
216 * langhooks.h: New file.
217 * Makefile.in (OBJS): Added langhooks.o.
218 (c-lang.o): Depend on langhooks.h.
219 (c-common.o): Don't depend on tree-inline.h.
220 (tree-inline.o): Depend on toplev.h.
221 (langhooks.o): New rule.
222 * c-common.c: Don't include tree-inline.h.
223 (c_mark_lang_decl): Mark argument c as unused.
224 (c_common_lang_init): Don't initialize hooks here.
225 * c-lang.c: Include langhooks.h, then override some macros.
226 (lang_hooks): Initialize with macros in langhooks.h.
227 (c_init): Don't initialize hooks here.
228 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
229 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
230 * tree-inline.c: Include toplev.h. Don't define hook variables.
231 * tree-inline.h: Don't define hook types nor declare hook
232 variables. Move macros to...
233 * langhooks.c: ... new file, as functions. Adjust all callers.
235 2001-10-08 Jeffrey A Law <law@cygnus.com>
237 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
238 purge_mem_unchanging_flag on all instructions, not just on those
239 before NOTE_INSN_FUNCTION_BEG.
241 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
243 * cppmacro.c (_cpp_create_definition): Leave comments off.
245 * doc/cpp.texi: Update.
247 2001-10-08 DJ Delorie <dj@redhat.com>
249 * c-decl.c (grokfield): Make sure the only unnamed fields
250 we're allowing are either structs or unions.
251 * doc/extend.texi: Add documentation for the unnamed field
254 2001-10-08 Zack Weinberg <zack@codesourcery.com>
256 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
257 * configure.in: Use it.
258 * configure: Regenerated.
259 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
260 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
262 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
264 * cppfiles.c (open_file): Don't mark zero-length files
265 never-reread here. Don't output diagnostics here either.
266 (stack_include_file): Mark them never-reread here.
267 (_cpp_read_file): Update.
269 2001-10-08 Richard Henderson <rth@redhat.com>
271 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
273 2001-10-08 Richard Henderson <rth@redhat.com>
275 * expr.c (store_expr): When converting a CONST_INT for storage
276 in a SUBREG, convert it to both SUBREG modes before stripping
279 2001-10-08 Richard Henderson <rth@redhat.com>
281 * varasm.c (restore_varasm_status): New.
282 * function.h: Declare it.
283 * function.c (pop_function_context_from): Call it.
285 2001-10-08 Richard Henderson <rth@redhat.com>
287 * c-common.h (struct c_lang_decl): Add declared_inline.
288 * c-tree.h (DECL_DECLARED_INLINE_P): New.
289 * c-lang.c (c_disregard_inline_limits): Use it.
290 * c-decl.c (duplicate_decls): Likewise.
291 (pushdecl, redeclaration_error_message): Likewise.
292 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
293 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
294 Set DECL_INLINE if -finline-functions.
295 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
297 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
299 * cppmacro.c (funlike_invocation_p): Move some logic to caller
300 in enter_macro_context. Create a padding token in its own context
301 if necessary when the search for '(' fails.
302 (enter_macro_context): Update.
304 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
306 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
307 genmultilib, toplev.c: Fix spelling errors of "separate" as
308 "seperate", and corresponding spelling errors of related words.
310 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
312 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
313 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
315 * c-dump.c (dump_option_value_info): Likewise.
316 * c-format.c (format_length_info, format_char_info,
317 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
318 * collect2.c (names): Likewise.
319 * cppdefault.h (default_include): Likewise.
320 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
321 * flow.c (life_analysis): Likewise.
322 * gcc.c (dir_separator_str, modify_target, option_map,
323 target_option_translations, spec_list_1, extra_specs_1,
324 init_spec): Likewise.
325 * gcov.c (gcov_version_string): Likewise.
326 * genattr.c (write_units): Likewise.
327 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
328 * gengenrtl.c (rtx_definition, defs): Likewise.
329 * genrecog.c (pred_table): Likewise.
330 * global.c (global_alloc): Likewise.
331 * lcm.c (optimize_mode_switching): Likewise.
332 * local-alloc.c (find_free_reg): Likewise.
333 * params.h (param_info): Likewise.
334 * predict.c (predictor_info): Likewise.
335 * protoize.c (unexpansion_struct): Likewise.
336 * real.c (bmask): Likewise.
337 * recog.h (insn_operand_data, insn_data): Likewise.
338 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
339 * stmt.c (expand_nl_goto_receiver): Likewise.
340 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
341 target_switches, target_options): Likewise.
342 * tradcif.y (token, tokentab2, yylex): Likewise.
343 * tree.h (attribute_spec): Likewise.
345 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
347 * arc.c (arc_output_function_epilogue): Likewise.
348 * arm.c (processors, all_cores, all_architectures,
349 arm_override_options, isr_attribute_arg, isr_attribute_args,
350 arm_isr_value): Likewise.
351 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
353 * c4x.c (c4x_int_reglist): Likewise.
354 * d30v.c (override_options): Likewise.
355 * h8300.c (shift_insn): Likewise.
356 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
357 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
358 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
359 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
360 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
361 * i386.h (processor_costs, ix86_cost): Likewise.
362 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
363 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
364 * m68k.c (codes_68881, codes_FPA): Likewise.
365 * m88k.c (mode_from_align, max_from_align, all_from_align,
366 best_from_align, m_options): Likewise.
367 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
368 * mcore.c (mode_from_align): Likewise.
369 * mips/elf64.h (UNIQUE_SECTION): Likewise.
370 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
371 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
372 * mips.h (mips_regno_to_class): Likewise.
373 * ns32k.c (scales): Likewise.
374 * pa.c (import_string, magic_milli): Likewise.
375 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
376 * sparc.c (leaf_reg_remap, sparc_override_options,
377 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
379 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
381 2001-10-07 Dale Johannesen <dalej@apple.com>
383 * reload1.c (reload_reg_free_p): Teach register interference
384 checking that multiple output reloads are emitted in
386 reload1.c (reload_reg_reaches_end_p): Ditto.
387 reload1.c (reloads_conflict): Ditto.
389 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
391 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
392 NULL_TREE inside @code.
394 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
396 * doc/gcc.texi: Document consistent style of "32-bit",
397 "Objective-C", and "@code{NULL}".
399 2001-10-06 Zack Weinberg <zack@codesourcery.com>
401 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
402 (cpp_token_len, cpp_spell_token, cpp_output_token,
403 _cpp_equiv_tokens): Handle it.
404 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
405 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
406 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
409 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
411 * gcc.c (default_compilers): Remove .ada.
413 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
415 * doc/cppinternals.texi: Update.
417 2001-10-06 Zack Weinberg <zack@codesourcery.com>
419 * gcc.c (main): Set this_file_error if the appropriate
420 compiler for a language has not been installed.
422 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
424 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
426 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
428 * gccbug.in (CATEGORIES): Add ada.
430 2001-10-05 Catherine Moore <clm@redhat.com>
432 * config/stormy16/stormy-abi: Document abi changes.
433 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
434 (ICALL_REGS): New register class.
435 (NUM_ARGUMENT_REGISTERS): Now 6.
436 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
438 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
439 * config/stormy16.md (call_internal, call_value_internal,
440 indirect_jump): Use new 'z' constraint.
442 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
444 * doc/cppinternals.texi: Update.
446 2001-10-05 Richard Henderson <rth@redhat.com>
448 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
449 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
450 the gas section-name-as-label feature.
452 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
454 * doc/cppinternals.texi: Update.
456 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
458 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
459 to ensure valid SImode constants.
461 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
463 * Makefile.in (c-decl.o): Depend on tree-inline.h.
464 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
465 * c-decl.c: Include tree-inline.h.
466 (c_expand_body): Call optimize_inline_calls. Determine whether
467 a function is inlinable upfront, and only clear
468 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
469 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
470 (c_disregard_inline_limits): New function.
471 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
472 (c_post_options): Enable tree inlining if inlining is enabled.
473 Don't inline trees when instrumenting functions.
474 (c_init): Initialize lang_disregard_inline_limits and
475 lang_cannot_inline_tree_fn.
476 * tree-inline.c (initialize_inlined_parameters): Handle calls
477 with fewer arguments than declared parameters, and fewer
478 parameters than passed arguments. Don't assume value is a
480 (declare_return_variable): Convert return value back to the
481 original type, if it was promoted.
482 (tree_inlinable_function_p): New function.
483 (inlinable_function_p): Don't look at DECL_INLINE if we're
484 inlining all functions. Make it work with a NULL id.
485 Re-check DECL_UNINLINABLE after language-specific checks.
486 * tree-inline.h (tree_inlinable_function_p): Declare it.
487 * integrate.c (save_for_inline): Don't bother to prepare argvec
489 * cse.c (check_for_label_ref): Don't check deleted labels.
491 * Makefile.in (tree-inline.o): Depend on newly-included headers.
492 * tree-inline.c: Include headers needed for the functions moved in.
493 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
494 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
495 (copy_body, initialize_inlined_parameters): Likewise.
496 (declare_return_variable, inlinable_function_p): Likewise.
497 (expand_call_inline, expand_calls_inline): Likewise.
498 (optimize_inline_calls, clone_body): Likewise.
499 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
500 (copy_tree_r, remap_save_expr): Likewise.
502 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
504 * Makefile.in (OBJS): Added tree-inline.o.
505 (c-common.o): Depend on tree-inline.h.
506 (tree-inline.o): New target.
507 * c-common.c: Include tree-inline.h.
508 (c_mark_lang_decl): Don't mark saved_tree.
509 (c_common_lang_init): Set lang_anon_aggr_type_p.
510 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
511 (struct c_lang_decl): Moved saved_tree to tree_decl.
512 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
513 * integrate.h (function_attribute_inlinable_p): Declare it.
514 * integrate.c (function_attribute_inlinable_p): Export it.
515 * tree-inline.c: New file. Define variables declared in...
516 * tree-inline.h: New file. Declare functions to be moved to
517 tree-inline.c. Define macros and declare types and hooks for
518 language-specific tree inlining.
519 (flag_inline_trees): Moved definition from cp/decl2.c.
520 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
521 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
522 (struct tree_decl): Moved saved_tree from c_lang_decl and
523 inlined_fns from C++'s lang_decl.
525 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
527 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
528 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
530 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
532 * doc/cppinternals.texi: Update.
534 2001-10-04 Eric Christopher <echristo@redhat.com>
536 * config/mips/mips.c (init_cumulative_args): Remember to set
538 * config.gcc: Redo linux configuration. Add target_cpu_default
539 of soft-float to all mipsisa32 combinations and tx39.
540 * config/mips/linux.h: Remove include of mips.h.
542 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
544 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
545 HOST_LDFLAGS and HOST_CPPFLAGS.
547 2001-10-03 Ziemowit Laski <zlaski@apple.com>
549 * c-parse.in (objc_inherit_code, objc_pq_context,
550 objc_public_flag): Make static.
551 (objc_interface_context, objc_implementation_context,
552 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
553 global tree array in objc/objc-act.[ch].
554 (methoddef): Remove unnecessary code.
556 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
557 Hoist struct definitions to objc-act.h.
558 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
559 cat_count): Place declaration in objc-act.h.
560 (objc_tree_index): Move enumeration to objc-act.h.
561 (objc_global_trees): Place declaration and macro accessors in
563 (implementation_context): Remove duplicate; use
564 objc_implementation_context instead:
565 (method_context): Remove duplicate; use objc_method_context
567 (objc_ellipsis_node, objc_method_prototype_template,
568 implemented_classes, function_type): Move global vars to
570 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
571 (build_message_expr): Move actual construction of ObjC message
572 send nodes to finish_message_expr.
573 (finish_message_expr): New routine, contains code formerly in
575 * objc/objc-act.h (finish_message_expr): New prototype.
576 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
577 declarations; these vars are now part of objc_global_trees.
578 (objc_tree_index, objc_global_trees): Move definitions from
580 * objc/objc-tree.def: Update copyright info.
582 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
584 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
586 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
587 only if TARGET_ARCH64.
589 2001-10-02 Bernd Schmidt <bernds@redhat.com>
591 * doc/extend.texi: Fix some problems with previous checkin.
592 * doc/invoke.texi: Likewise.
594 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
596 * cpphash.h: Update comments.
597 (cpp_context): Update.
598 (spec_nodes): Remove n__Pragma.
599 * cppinit.c (cpp_create_reader): Update.
600 (builtin_array): Add _Pragma.
601 * cpplib.h: Update comments.
602 (NODE_DISABLED, BT_PRAGMA): New.
603 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
604 * cppmacro.c (struct cpp_macro): Remove disabled.
605 (builtin_macro): Return int, handle _Pragma, push the new token
606 on the context stack.
607 (funlike_invocation_p): Unconstify, update.
608 (enter_macro_context): Handle builtins here.
609 (replace_args, push_token_context, push_ptoken_context):
610 Update for prototype changes.
611 (_cpp_pop_context): Update.
612 (cpp_get_token): Don't handle buitins, nor _Pragma here.
613 (cpp_sys_macro_p): Update.
614 (_cpp_free_definition): Clear disabled flag.
615 (_cpp_create_definition): Upate.
616 * cppmain.c: Update comments.
618 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
619 Andreas Jaeger <aj@suse.de>,
620 Jan Hubicka <jh@suse.cz>
622 * doc/invoke.texi (i386 Options): Document x86-64 options.
623 (i386 and x86-64 Options): Rename i386 options section.
625 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
626 (TARGET_SWITCHES): Add -munwind-info.
627 (MASK_NO_UNWIND_INFO): New.
628 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
630 (ASM_OUTPUT_DOUBLE_INT): New.
632 * config/i386/linux64.h: New spec file for Linux x86-64 support.
633 * config.gcc: Fix tm_file settings for x86-64.
634 * config/i386/x86-64.h: New file with OS independent x86-64
636 * config/i386/biarch64.h: New file used to configure compiler
637 to biarch/64bit compilation.
639 * config/i386/i386.c: (override_options): Set flags default
640 for 64bit compilation.
642 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
644 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
645 (ix86_expand_int_movcc): Optimize DImode conditional moves with
647 (ix86_attr_length_immediate_default): Support MODE_DI.
648 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
650 (indirect_jump, tablejump): Turn into expander.
652 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
654 * c-common.c (c_format_attribute_table): Make format and
655 format_arg attributes apply to function types rather than to
657 (is_valid_printf_arglist): Construct an attribute list and pass
658 that to check_function_format rather than a name.
659 * c-common.h (check_function_format): Adjust prototype.
660 * c-decl.c (duplicate_decls): Preserve attributes from type of
661 built-in decl when allowing for harmless conflict in types.
662 * c-format.c (record_function_format,
663 record_international_format, function_format_list,
664 international_format_info, international_format_list): Remove.
665 (function_format_info): Remove next, name and assembler_name.
666 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
667 (decode_format_attr): New.
668 (handle_format_attribute): Handle receiving a type rather than a
669 decl. Call decode_format_attr. Store format information in a
670 function_format_info.
671 (handle_format_arg_attribute): Correct comment. Handle receiving
672 a type rather than a decl. Use unsigned HOST_WIDE_INT for
674 (check_format_info_recurse, check_format_info_main): Take argument
675 numbers as unsigned HOST_WIDE_INT.
676 (check_function_format): Take a list of attributes from the
677 function type rather than a name or assembler name. Check for
678 format attributes in that list and the attributes on the type of
679 the current function rather than looking through
680 function_format_list.
681 (check_format_info): Use unsigned HOST_WIDE_INT for argument
683 (check_format_info_recurse): Take format_arg attributes from the
684 type of the function calls rather than using
685 international_format_list. Allow for multiple format_arg
687 * c-typeck.c (build_function_call): Pass type attributes to
688 check_function_format rather than name or assembler name. Don't
689 require there to be a name or assembler name to check formats.
691 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
693 * attribs.c (decl_attributes): Possibly call
694 insert_default_attributes to insert default attributes on
695 functions in a lazy manner.
696 * builtin-attrs.def: New file; define the default format and
697 format_arg attributes.
698 * c-common.c (c_format_attribute_table): Move to earlier in the
700 (c_common_nodes_and_builtins): Initialize format_attribute_table.
701 (enum built_in_attribute, built_in_attributes,
702 c_attrs_initialized, c_init_attributes,
703 c_common_insert_default_attributes): New.
704 (c_common_lang_init): Don't initialize format_attribute_table. Do
705 call c_init_attributes.
706 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
707 * c-common.h (init_function_format_info): Don't declare.
708 (c_common_insert_default_attributes): Declare.
709 * c-decl.c (implicitly_declare, builtin_function): Call
711 (init_decl_processing): Don't call init_function_format_info.
712 (insert_default_attributes): New.
713 * c-format.c (handle_format_attribute,
714 handle_format_arg_attribute): Be quiet about inappropriate
715 declaration when applying default attributes.
716 (init_function_format_info): Remove.
717 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
718 (insert_default_attributes): Declare.
720 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
722 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
724 2001-10-01 Jim Wilson <wilson@redhat.com>
726 * sched-deps.c (add_dependence): When elide conditional dependence,
727 check that insn doesn't modify cond2.
729 2001-10-01 Dale Johannesen <dalej@apple.com>
731 * config/rs6000/rs6000.h (enum processor_type): Add support
732 for 7400 (G4) and 7450.
734 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
735 (rs6000_issue_rate): Ditto.
736 (rs6000_adjust_cost): Fix cycle counts for compares.
737 (debug_stack_info): Fix an obvious typo.
738 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
739 * doc/invoke.texi: Document.
740 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
742 (PROCESSOR_DEFAULT): Ditto.
744 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
746 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
747 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
748 later recursive make invocation.
750 2001-10-01 Hans Boehm <boehm@acm.org>
752 * optabs.c (emit_libcall_block): When using non-call exceptions,
753 don't add REG_LIBCALL reg notes to trapping calls.
755 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
757 * flow.c (propagate_block_delete_libcall): Remove unused first arg
758 (propagate_one_insn): Update for above change
760 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
762 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
763 _Unwind_GetTextRelBase): Argument is unused.
765 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
767 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
768 Loop through NOPs, placeholders, and components.
769 Don't go through NOPs if change mode.
770 (record_alias_subset): Do nothing if SUBSET and SET are the same.
771 * emit-rtl.c (set_mem_alias_set): Enable check.
772 * expr.c (find_placeholder): New function.
773 (expand_expr, case PLACEHOLDER_EXPR): Use it.
774 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
775 to modify it and avoid unneeded copies.
776 * expr.h (expand_expr): Always define.
777 (find_placeholder): New declaration.
779 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
781 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
782 operand 2 is the stack pointer.
783 ("addr-peephole"): Fix address computation peephole when operand 2
784 is the stack pointer.
786 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
788 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
789 (ix86_setup_incoming_varargs): Likewise.
791 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
793 * stor-layout.c (layout_type): Don't complain about too-large
796 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
798 * function.c (keep_stack_depressed): Don't use delete_insn.
800 * expr.h (set_mem_alias_set): Move decl to here.
801 * rtl.h (mem_attrs): New typedef and struct.
802 (union rtunion_def): Add field for mem_attrs.
803 (X0MEMATTR, MEM_ATTRS): New macros.
804 (MEM_ALIAS_SET): Use MEM_ATTRS.
805 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
806 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
807 (set_mem_alias_set): Delete decl from here.
809 * alias.c (set_mem_alias_set): Delete from here.
810 * emit-rtl.c (mem_attrs_htab): New variable.
811 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
812 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
813 (mem_attrs_mark, get_mem_attrs): Likewise.
814 (gen_rtx_MEM): Clear MEM_ATTRS.
815 (set_mem_attributes): Move to here.
816 (set_mem_alias_set): Likewise, and call get_mem_attrs.
817 (init_emit_once): const_int_htab now deletable htab.
818 Initialize mem_attrs_htab.
819 * explow.c (set_mem_attributes): Delete from here.
820 * function.c (put_var_into_stack): Clear MEM_ATTRS.
821 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
822 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
823 * reload1.c (reload): Rework changing REG to MEM.
825 2001-09-30 H.J. Lu <hjl@gnu.org>
827 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
828 * config.in: Rebuild.
830 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
832 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
833 ("tsthi_1"): Avoid allocation in register y.
834 ("*movqi_68hc12"): Reorganize and fix constraints.
835 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
836 ("addqi3"): Likewise.
837 ("addhi3"): Fix constraints.
838 ("*logicalhi3_zexthi"): Disparage soft registers.
840 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
842 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
845 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
847 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
848 that we use setjmp/longjmp exceptions.
850 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
852 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
853 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
854 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
855 _cpp_pool_alloc, _cpp_next_chunk): Remove.
856 (_cpp_extend_buff, BUFF_ROOM): Update.
857 (_cpp_append_extend_buff): New.
858 (struct cpp_reader): Remove macro_pool, add a_buff.
859 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
861 (cpp_destroy): Free a_buff instead of macro_pool.
862 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
863 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
864 _cpp_pool_alloc, ): Remove.
865 (parse_number, parse_string): Update use of _cpp_extend_buff.
866 (_cpp_extend_buff): Update.
867 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
868 * cpplib.c (glue_header_name, parse_answer):
869 Update use of _cpp_extend_buff.
870 (cpp_register_pragma, cpp_register_pragma_space): Use
872 (do_assert, do_unassert): Check for EOL, update.
873 * cppmacro.c (stringify_arg, collect_args): Update to use
874 _cpp_extend_buff and _cpp_append_extend_buff.
875 (save_parameter, parse_params, alloc_expansion_token,
876 _cpp_create_definition): Rework memory management.
878 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
880 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
881 update md_exec_prefix.
882 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
885 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
887 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
888 (SELECT_CC_MODE): Use s390_select_ccmode.
889 * config/s390/s390-protos.h (s390_select_ccmode): Add.
890 * config/s390/s390.c (s390_select_ccmode): New.
891 (s390_match_ccmode): Add CCLmode.
892 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
893 (output_branch_condition, output_inverse_branch_condition): Removed.
894 (print_operand): Use s390_branch_condition_mnemonic.
895 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
896 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
897 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
899 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
900 when converting conditional branches to far branches.
901 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
902 cmpint_di): Use CCSmode instead of CCUmode.
904 * config/s390/s390.c (legitimate_la_operand_p): New.
905 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
906 * config/s390/s390.md (movsi): Convert load address patterns to
907 arithmetic operations when necessary.
908 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
909 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
910 (*do_la_reg_0): Don't use before reload.
912 * config/s390/s390.c (legitimize_address): Make more efficient
913 use of two-register addressing mode.
915 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
916 with -mno-backchain in some corner cases.
918 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
920 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
922 * reload.c (find_reloads): Mark new USE insns with QImode.
923 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
924 find_reloads_subreg_address): Likewise.
925 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
927 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
929 (reload): Make sure there are no USEs with mode other than
930 VOIDmode. At the end, remove those marked with QImode.
932 2001-09-29 Per Bothner <per@bothner.com>
934 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
935 * Makefile.in (includedir): Rename to local_includedir.
936 (includedir): Define as $(prefix)/include.
937 * config.in (PREFIX_INCLUDE_DIR): New variable.
938 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
940 2001-09-29 Bernd Schmidt <bernds@redhat.com>
942 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
944 * doc/extend.texi (Vector Extensions): New node.
945 * doc/invoke.texi (Machine Dependent Options): Add documentation for
946 i386 -mmmx, -msse, -m3dnow.
948 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
950 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
952 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
954 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
956 * doc/invoke.texi (Optimize Options): Delete spurious @table.
958 2001-09-28 Richard Henderson <rth@redhat.com>
960 * varasm.c (assemble_integer): Bound alignment check by
963 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
965 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
967 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
969 2001-09-25 Bernd Schmidt <bernds@redhat.com>
971 Mostly from Graham Stott <grahams@redhat.com>
972 * c-common.c (type_for_mode): Add support for V2SFmode.
973 * tree.c (build_common_tree_nodes_2): Likewise.
974 * tree.h (enum tree_index, global_trees): Likewise.
975 * config/i386/i386.c (x86_3dnow_a): New variable.
976 (override_options): Support 3Dnow extensions.
977 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
978 Athlon's version of 3Dnow.
979 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
980 (ix86_expand_builtin): Handle them.
981 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
982 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
983 TARGET_3DNOW_A): New macros.
984 (TARGET_SWITCHES): Add 3Dnow switches.
985 (VALID_MMX_REG_MODE_3DNOW): New macro.
986 (VECTOR_MODE_SUPPORTED_P): Use it.
987 (enum ix86_builtins): Add entries for 3Dnow builtins.
988 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
989 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
990 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
991 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
992 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
993 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
994 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
995 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
996 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
997 sfence_insn, prefetch): Make these available if TARGET_SSE or
1000 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
1002 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
1003 ix86_va_start, ix86_build_va_list): Declare.
1004 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
1005 ix86_va_start, ix86_build_va_list): New global functions.
1006 * i386.md (sse_prologue_save_insn): New insn.
1007 (sse_prologue_save): New expander.
1008 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
1009 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
1011 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1013 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
1014 Use size_t everywhere, make definitions consistent with
1017 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
1019 * gcse.c (replace_store_insn): Use delete_insn.
1020 * loop.c (move_movables): Likewise; avoid delete_insn
1021 from clobbering notes moved elsewhere.
1022 (check_dbra_loop): Use delete_insn.
1023 * ssa.c (convert_from_ssa): Likewise.
1024 * cse.c (cse_insn): Use delete_insn.
1026 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
1028 * cpphash.h (struct cpp_buff): Make unsigned.
1029 (_cpp_get_buff): Take length of size_t.
1030 (_cpp_unaligned_alloc): New.
1031 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
1032 (struct cpp_reader): Remove ident_pool. Add u_buff.
1033 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
1034 (cpp_destroy): Destroy u_buff, not ident_pool.
1035 * cpplex.c (parse_number, parse_string, save_comment,
1036 cpp_token_as_text): Update to use the unaligned buffer.
1037 (new_buff): Make unsigned.
1038 (_cpp_unaligned_alloc): New.
1039 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
1040 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
1042 (collect_args): Make unsigned.
1044 2001-09-27 Zack Weinberg <zack@codesourcery.com>
1046 * cpplex.c (cpp_output_token): Use a putc loop for
1047 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
1049 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
1050 * configure, config.in: Regenerate.
1051 * system.h: Replace fwrite and fprintf with their unlocked
1052 variants if available.
1054 2001-09-27 Richard Henderson <rth@redhat.com>
1056 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
1057 in favour of .eh_frame.
1059 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
1061 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
1063 (LIBCALL_VALUE): Likewise.
1065 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1067 * cpphash.h: Update comment.
1068 * cpplex.c: Update comments.
1069 (_cpp_can_paste): Remove.
1070 * cpplib.h (_cpp_can_paste): Remove.
1071 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
1072 lexer rather than _cpp_can_paste.
1074 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
1076 * doc/cppinternals.texi: Update.
1078 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1080 * cpphash.h (struct cpp_pool): Remove locks and locked.
1081 (struct cpp_context): Add member buff.
1082 (struct cpp_reader): Remove member argument_pool.
1083 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1084 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
1085 * cpplex.c (chunk_suitable): Remove pool argument.
1086 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
1087 (new_buff, _cpp_extend_buff): Update.
1088 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
1089 which buffer is returned.
1090 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
1091 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
1092 * cppmacro.c (lock_pools, unlock_pools): Remove.
1093 (push_ptoken_context): Take a _cpp_buff.
1094 (enter_macro_context): Pool locking removed.
1095 (replace_args): Use a _cpp_buff for the replacement list with
1097 (push_token_context): Clear buff.
1098 (expand_arg): Use _cpp_pop_context.
1099 (_cpp_pop_context): Free a context's buffer, if any.
1101 2001-09-26 DJ Delorie <dj@redhat.com>
1103 * c-typeck.c (digest_init): Check for sizeless arrays.
1105 2001-09-26 Richard Henderson <rth@redhat.com>
1107 * optabs.c (init_one_libfunc): Create a dummy function type
1108 instead of using error_mark_node.
1110 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
1112 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
1113 _cpp_extend_buff, _cpp_free_buff): New.
1114 (struct cpp_reader): New member free_buffs.
1115 * cppinit.c (cpp_destroy): Free buffers.
1116 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
1117 _cpp_extend_buff, _cpp_free_buff): New.
1118 * cpplib.h (struct cpp_options): Remove unused member.
1119 * cppmacro.c (collect_args): New. Combines the old parse_arg
1120 and parse_args. Use _cpp_buff for memory allocation.
1121 (funlike_invocation_p, replace_args): Update.
1123 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
1125 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
1127 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
1129 * except.c (sjlj_mark_call_sites): Change address inside sequence.
1131 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
1133 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
1136 2001-09-25 Janis Johnson <janis187@us.ibm.com>
1137 Jim Wilson <wilson@redhat.com>
1139 * doc/install.texi (Specific, ia64-*-linux): Document.
1141 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
1143 * Makefile.in (cfgrtl.o): Add.
1144 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1145 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1146 free_aux_for_edge): Declare.
1148 (HAVE_return): Undefine.
1149 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
1150 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
1151 free_aux_for_edge): New global functions.
1152 (first_delete_block): New static variable.
1153 (init_flow): Clear first_delete_block.
1154 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
1155 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
1156 try_redirect_by_replacing_jump, last_loop_beg_note,
1157 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
1158 delete_insn, delete_insn_chain, create_basic_block_structure,
1159 create_basic_block, flow_delete_block, compute_bb_for_insn,
1160 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
1161 set_block_for_new_insns, split_block, merge_blocks_nomove,
1162 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
1163 redirect_edge_and_branch, force_nonfallthru_and_redirect,
1164 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
1165 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
1166 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
1167 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
1168 purge_all_dead_edges): Move to ....
1169 * cfgrtl.c: New file; .... Here.
1171 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
1172 (reroder_basic_block): Use alloc_aux_for_blocks.
1173 * predict.c (estimate_bb_frequencies): Likewise; use
1174 alloc_aux_for_edges.
1175 * profile.c (compute_branch_probabilities): Likewise.
1176 (branch_prob): Likewise.
1177 * reg-stack.c (reg_to_stack): Likewise.
1179 * emit-rtl.c (emit_insns_after): Never return NULL.
1181 * basic-block.h (set_block_for_new_insns): Delete.
1182 * cfgrtl.c (set_block_for_new_insns): Delete.
1184 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
1185 calls when crossjumping.
1187 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
1188 * unroll.c (copy_loop_body): Use delete_insn.
1190 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
1191 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
1192 keep_stack_depressed): Likewise.
1193 * gcse.c (cprop_cc0_jump): Likewise.
1194 * local-alloc.c (update_equiv_regs): Likewise.
1195 * loop.c (scan_loop, loop_delete_insns): Likewise.
1196 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
1197 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
1198 delete_output_reload, delete_address_reloads_1,
1199 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
1201 * sibcall.c (replace_call_placeholder): Likewise.
1202 * cse.c (cse_insn): Likewise.
1204 2001-09-25 Bernd Schmidt <bernds@redhat.com>
1206 From Graham Stott <grahams@redhat.com>
1207 (def_builtin): Only define builtins appropriate for target_flags. All
1209 (builtin_decsription): Add new field mask which is used to determine
1210 when to define the builtin via the macro def_builtin.
1212 (bdesc_comi): Initialise new mask fields.
1213 (bdesc_2srg): Likewise.
1214 (bdesc_1arg): Likewise.
1216 * config/i386/i386.c (ix86_init_builtins): Correct return type
1217 building v4hi_ftype_v4hi_int_int tree node.
1218 (ix86_expand_sse_comi): Fix typo swapping operands.
1219 Don't swap comparision condition, it is already swapped.
1220 (ix86_expand_sse_compare): Before swapping operands
1221 move operand 1 into new rtx and not the target rtx.
1222 Don't swap comparison condition, it is already swapped.
1223 Always check whether we need to create a new TARGET.
1225 * config/i386/i386.md: (sse_comi) Fix typos.
1226 (sse_ucomi): Likewise.
1227 (cvtss2si): Fix operand 0 contraint.
1228 (cvttss2si): Likewise.
1229 (sse_unpckhps): Fix mode for operand 2.
1230 (sse_unpcklps): Likewise.
1232 2001-09-25 Graham Stott <grahams@redhat.com>
1234 * sibcall.c (skip_copy_to_return_value): Tighten return value
1237 2001-09-24 David Edelsohn <edelsohn@gnu.org>
1239 * rs6000.c (lwa_operand): Address must be word aligned.
1241 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1243 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
1244 number has been set.
1245 (type_hash_mark): Mark type itself.
1247 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
1249 * c-lex.c (cb_def_pragma): Update.
1250 (c_lex): Update, and skip padding.
1251 * cppexp.c (lex, parse_defined): Update, remove unused variable.
1252 * cpphash.h (struct toklist): Delete.
1253 (union utoken): New.
1254 (struct cpp_context): Update.
1255 (struct cpp_reader): New members eof, avoid_paste.
1256 (_cpp_temp_token): New.
1257 * cppinit.c (cpp_create_reader): Update.
1258 * cpplex.c (_cpp_temp_token): New.
1259 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
1260 (cpp_output_token): Don't print leading whitespace.
1261 (cpp_output_line): Update.
1262 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
1263 do_include_common, do_line, do_ident, do_pragma,
1264 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
1265 parse_assertion): Update.
1266 (get_token_no_padding): New.
1267 * cpplib.h (CPP_PADDING): New.
1268 (AVOID_LPASTE): Delete.
1269 (struct cpp_token): New union member source.
1270 (cpp_get_token): Update.
1271 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
1272 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
1273 replace_args, quote_string, stringify_arg, parse_arg, next_context,
1274 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
1275 _cpp_backup_tokens, _cpp_create_definition): Update.
1276 (push_arg_context): Delete.
1277 (padding_token, push_token_context, push_ptoken_context): New.
1278 (make_string_token, make_number_token): Update, rename.
1279 (cpp_get_token): Update to handle tokens as pointers to const,
1280 and insert padding appropriately.
1281 * cppmain.c (struct printer): New member prev.
1282 (check_multiline_token): Constify.
1283 (do_preprocessing, cb_line_change): Update.
1284 (scan_translation_unit): Update to handle spacing.
1285 * scan-decls.c (get_a_token): New.
1286 (skip_to_closing_brace, scan_decls): Update.
1287 * fix-header.c (read_scan_file): Update.
1289 * doc/cpp.texi: Update.
1291 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1293 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
1294 leak by passing malloc'ed pointer to reconcat, not concat.
1296 2001-09-24 DJ Delorie <dj@redhat.com>
1298 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
1300 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
1302 * flow.c (delete_dead_jumptables): Delete jumptable if the only
1303 reference is from the literal pool.
1305 2001-09-24 Janis Johnson <janis187@us.ibm.com>
1307 * doc/install.texi (Final install): Request additional information
1308 in mail about successful builds.
1310 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1312 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
1313 initial value of return pointer register instead of value in frame-20.
1316 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1318 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
1319 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
1320 the libcall if there isn't a referenced identifier for the symbol.
1322 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1324 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
1325 non 64-bit machines. Use these as a plabel for the trampoline.
1326 (TRAMPOLINE_SIZE): Adjust size for new words.
1327 (INITIALIZE_TRAMPOLINE): Initialize new words.
1328 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
1329 pointer to the plabel in the trampoline.
1331 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
1333 * pa.c (function_arg): Pass floating arguments in both general and
1334 floating registers in indirect (dynamic) calls when generating code
1335 for the 32 bit ABI and the HP assembler.
1337 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1339 * doc/install.texi: Markup fixes.
1340 Use Solaris 2, SunOS 4 as appropriate.
1341 (Specific, *-*-solaris2*): Explain this.
1342 Unconditionally warn against /usr/ucb tools.
1343 Remove Sun as warning, obsolete.
1344 Move X11 header bug workaround here, update patches.
1345 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
1346 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
1348 2001-09-23 Zack Weinberg <zack@codesourcery.com>
1350 * errors.h (warning, error, fatal, internal_error): Don't mark
1351 with ATTRIBUTE_PRINTF_n.
1352 * toplev.h (internal_error, fatal_io_error, warning, error,
1353 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
1354 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
1357 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1359 * function.c (pop_function_context_from): var_refs_queue
1360 and temp slots now in GC memory.
1361 (mark_function_status, free_after_compilation): Likewise;
1362 also struct function now in GC memory.
1363 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
1364 (combine_temp_slots): Likewise.
1365 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
1366 (prepare_function_start): Use GC memory for struct function.
1367 (mark_temp_slot): Deleted.
1368 (gcc_mark_struct_function): struct function now in GC memory.
1370 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
1371 code for division, not modulus.
1373 * rtl.def (MEM): Remove obsolete part of comment.
1375 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
1377 * c-format.c (init_function_format_info): Check __builtin_printf
1378 and __builtin_fprintf even if -ffreestanding. Check C99 functions
1381 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1383 * c-common.c (format_attribute_table): Remove decl.
1384 * tree.h (format_attribute_table, lang_attribute_table): New decls.
1385 (lang_attribute_common): Likewise.
1387 * function.c (fix_lexical_address): Use set_mem_alias_set.
1388 (expand_function_start): Likewise.
1389 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
1391 * varasm.c (output_constant): Fix unused variable warning.
1393 * attribs.c: New file, from c-common.c.
1394 (attribute_tables): Now four elements.
1395 (format_attribute_table, lang_attribute_common): New variables.
1396 (init_attributes): Reflect above changes.
1397 (handle_mode_attribute): Delete check for wider than uintmax.
1398 * c-common.c: Delete parts moved to attribs.c.
1399 (enum attrs): Deleted; unused.
1400 (c_format_attribute_table): New variable.
1401 (c_common_lang_init): Initialize format_attribute_table with it.
1402 * c-common.h (decl_attributes): Remove decl.
1403 * tree.h (decl_attribute): Move it to here.
1404 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
1405 (attribs.o): New rule.
1407 2001-09-22 Andreas Jaeger <aj@suse.de>
1409 * builtins.c (c_getstr): Remove unused variable.
1411 2001-09-21 Richard Henderson <rth@redhat.com>
1413 * reload1.c (reload): Use delete_insn instead of splatting
1416 2001-09-21 Richard Henderson <rth@redhat.com>
1418 * reload.c (push_secondary_reload): Don't check for "=" in output
1419 constraint after ""->ALL_REGS check.
1421 2001-09-21 Richard Henderson <rth@redhat.com>
1423 * predict.c (expected_value_to_br_prob): Use pc_set.
1425 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
1426 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
1428 2001-09-21 Richard Henderson <rth@redhat.com>
1430 * rtl.h (LCT_RETURNS_TWICE): New.
1431 * calls.c (emit_call_1): Set current_function_calls_setjmp for
1433 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
1434 to ECF_RETURNS_TWICE.
1435 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
1438 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
1440 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
1441 (JMP_BUF_SIZE): New.
1443 2001-09-21 Richard Henderson <rth@redhat.com>
1445 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
1448 2001-09-21 Richard Henderson <rth@redhat.com>
1450 * tree.def (FDESC_EXPR): New.
1451 * expr.c (expand_expr): Handle it.
1452 * varasm.c (initializer_constant_valid_p): Likewise.
1453 (output_constant): Likewise.
1454 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1455 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
1456 (ASM_OUTPUT_FDESC): New.
1457 * doc/tm.texi: Document the new macros.
1459 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1461 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
1462 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
1463 once merging is complete.
1465 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1467 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
1469 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
1471 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
1472 that would be invalid after a merge.
1474 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
1476 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
1477 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
1479 (flow_delete_insn): This one.
1480 (delete_insn_chain): Rename from ...; do not care labels.
1481 (flow_delete_insn_chain): ... this one.
1482 (flow_delete_block): Remove the insns one BB has been expunged.
1483 (merge_blocks_nomove): Likewise.
1484 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
1485 updating BB boundaries.
1486 (tidy_fallthru_edge): Likewise.
1487 (commit_one_edge_insertion): Likewise.
1488 * cfgbuild.c (find_basic_block): Likewise.
1489 (find_basic_blocks_1): Likewise.
1490 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
1491 (try_crossjump_to_edge): Likewise.
1492 (try_optimize_cfg): Likewise.
1493 * cse.c (delete_trivially_dead_insns): Likewise.
1494 * df.c (df_insn_delete): Likewise.
1495 * doloop.c (doloop_modify): Use delete_related_insns.
1496 * emit-rtl.c (try_split): Likewise.
1497 (remove_insn): Update BB boundaries.
1498 * expect.c (connect_post_landing_pads): Use delete_related_insns.
1499 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
1500 updating BB boundaries.
1501 (propagate_block_delete_insn): Likewise.
1502 (propagate_block_delete_libcall): Likewise.
1503 * function.c (delete_handlers): Use delete_related_insns.
1504 (thread_prologue_and_epilogue_insns): Likewise.
1505 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
1506 * genpeep.c (gen_peephole): Use delete_related_insns.
1507 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
1509 (find_cond_trap): Likewise.
1510 * integrate.c (save_for_inline): Use delete_related_insns.
1511 (copy_insn_list): Likewise.
1512 * jump.c (pruge_linie_number_notes): Likewise.
1513 (duplicate_loop_exit_test): Likewise.
1514 (delete_computation): Likewise.
1515 (delete_related_insn): Rename from ...; use delete_insn
1516 (delete_insn): ... this one.
1517 (redirect_jump): Use delete_related_insns.
1518 * loop.c (scan_loop): Likewise.
1519 (move_movables): Likewise.
1520 (find_and_verify_loops): Likewise.
1521 (check_dbra_loop): Likewise.
1522 * recog.c (peephole2_optimize): Likewise.
1523 * reg-stack.c (delete_insn_for_stacker): Remove.
1524 (move_for_stack_reg): Use delete_insn.
1525 * regmove.c (combine_stack_adjustments_for_block): Likewise.
1526 * reload1.c (delete_address_reloads): Use delete_related_insns.
1527 (fixup_abnormal_edges): Use delete_insn.
1528 * recog.c (emit_delay_sequence): Use delete_related_insns.
1529 (delete_from-delay_slot): Likewise.
1530 (delete_scheduled_jump): likewise.
1531 (optimize_skip): Likewise.
1532 (try_merge_delay_insns): Likewise.
1533 (full_simple_delay_slots): Likewise.
1534 (fill_slots_from_thread): Likewise.
1535 (relax_delay_slots): Likewise.
1536 (make_return_insns): Likewise.
1537 (dbr_schedule): Likewise.
1538 * rtl.h (delete_insn): Rename to delete_related_insns.
1539 (delete_insn, delete_insn_chain): New prototypes.
1540 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
1541 by df_insn_delete already.
1542 * ssa-dce.c (delete_insn_bb): Use delete_insn.
1543 * ssa.c (convert_from_ssa): Use delete_related_insns.
1544 * unroll.c (unroll_loop): Likewise.
1545 (calculate_giv_inc): Likewise.
1546 (copy_loop_body): Likewise.
1548 * i386-protos.h (ix86_libcall_value, ix86_function_value,
1549 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1550 ix86_return_in_memory, ix86_function_value): Declare.
1551 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
1552 new static valurables.
1553 (x86_64_reg_class): New enum
1554 (x86_64_reg_class_name): New array.
1555 (classify_argument, examine_argument, construct_container,
1556 merge_classes): New static functions.
1557 (optimization_options): Enable flag_omit_frame_pointer and disable
1558 flag_pcc_struct_return on 64bit.
1559 (ix86_libcall_value, ix86_function_value,
1560 ix86_function_arg_regno_p, ix86_function_arg_boundary,
1561 ix86_return_in_memory, ix86_function_value): New global functions.
1562 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
1563 (function_arg_advance): Handle x86_64 passing conventions.
1564 (function_arg): Likewise.
1565 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
1566 (RETURN_IN_MEMORY): Move offline.
1567 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
1568 (FUNCTION_VALUE_REGNO_P): New macro.
1569 (FUNCTION_ARG_REGNO_P): Move offline.
1570 (struct ix86_args): Add maybe_vaarg.
1571 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
1572 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
1574 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
1576 * s390.md: Changed attributes for scheduling.
1577 * s390.c: (s390_adjust_cost, s390_adjust_priority)
1580 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
1582 Table-driven attributes.
1583 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
1584 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
1585 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
1586 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
1587 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
1588 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
1589 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
1590 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
1591 * tree.h (struct tree_decl): Change machine_attributes to
1593 * doc/c-tree.texi: Document that all attributes are now attached
1595 * c-common.c (add_attribute, attrtab, attrtab_idx,
1596 default_valid_lang_attribute, valid_lang_attribute): Remove.
1597 (attribute_tables, attributes_initialized,
1598 c_common_attribute_table, default_lang_attribute_table): New
1600 (handle_packed_attribute, handle_nocommon_attribute,
1601 handle_common_attribute, handle_noreturn_attribute,
1602 handle_unused_attribute, handle_const_attribute,
1603 handle_transparent_union_attribute, handle_constructor_attribute,
1604 handle_destructor_attribute, handle_mode_attribute,
1605 handle_section_attribute, handle_aligned_attribute,
1606 handle_weak_attribute, handle_alias_attribute,
1607 handle_no_instrument_function_attribute,
1608 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
1609 handle_no_limit_stack_attribute, handle_pure_attribute): New
1611 (init_attributes, decl_attributes): Rewrite to implement
1612 table-driven attributes.
1613 * c-common.h (enum attribute_flags): Move to tree.h.
1614 * c-format.c (decl_handle_format_attribute,
1615 decl_handle_format_arg_attribute): Rename to
1616 handle_format_attribute and handle_format_arg_attribute. Update
1617 for table-driven attributes.
1618 * c-common.h (decl_handle_format_attribute,
1619 decl_handle_format_arg_attribute): Remove prototypes.
1620 (handle_format_attribute, handle_format_arg_attribute): Add
1622 * c-decl.c (grokdeclarator): Handle attributes nested inside
1624 * c-parse.in (setattrs, maybe_setattrs): Remove.
1625 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
1626 Update to handle nested attributes properly.
1627 (maybe_resetattrs, after_type_declarator,
1628 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
1629 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
1631 (make_pointer_declarator): Update to handle nested attributes
1633 * doc/extend.texi: Update documentation of limits of attributes
1634 syntax. Warn about problems with attribute semantics in C++.
1635 * target.h (struct target): Remove valid_decl_attribute and
1636 valid_type_attribute. Add attribute_table and
1637 function_attribute_inlinable_p.
1638 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
1639 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
1640 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
1642 (TARGET_INITIALIZER): Update.
1643 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
1645 (function_attribute_inlinable_p): New function. Check for the
1646 presence of any machine attributes before using
1647 targetm.function_attribute_inlinable_p.
1648 (function_cannot_inline_p): Update.
1649 * Makefile.in (integrate.o): Update dependencies.
1650 * doc/tm.texi: Update documentation of target attributes and
1651 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
1652 * tree.c (default_valid_attribute_p, valid_machine_attribute):
1654 (default_target_attribute_table,
1655 default_function_attribute_inlinable_p): New.
1656 (lookup_attribute): Update comment to clarify handling of multiple
1657 attributes with the same name.
1658 (merge_attributes, attribute_list_contained): Allow multiple
1659 attributes with the same name but different arguments to appear in
1660 the same attribute list.
1661 * tree.h (default_valid_attribute_p): Remove prototype.
1662 (struct attribute_spec): New.
1663 (default_target_attribute_table): Declare.
1664 (enum attribute_flags): Move from c-common.h. Add
1665 ATTR_FLAG_TYPE_IN_PLACE.
1666 (default_function_attribute_inlinable_p): Declare.
1667 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
1668 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1669 (TARGET_ATTRIBUTE_TABLE): Define.
1670 (vms_attribute_table): New.
1671 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
1672 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1673 (TARGET_ATTRIBUTE_TABLE): Define.
1674 (arc_attribute_table, arc_handle_interrupt_attribute): New.
1675 * config/arm/arm.c (arm_valid_type_attribute_p,
1676 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
1678 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1680 (TARGET_ATTRIBUTE_TABLE): Define.
1681 (arm_attribute_table, arm_handle_fndecl_attribute,
1682 arm_handle_isr_attribute): New.
1683 * config/avr/avr.c (avr_valid_type_attribute,
1684 avr_valid_decl_attribute): Remove.
1685 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
1687 (TARGET_ATTRIBUTE_TABLE): Define.
1688 (avr_attribute_table, avr_handle_progmem_attribute,
1689 avr_handle_fndecl_attribute): New.
1690 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
1691 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1692 (TARGET_ATTRIBUTE_TABLE): Define.
1693 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
1694 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
1695 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1696 (TARGET_ATTRIBUTE_TABLE): Define.
1697 (h8300_attribute_table, h8300_handle_fndecl_attribute,
1698 h8300_handle_eightbit_data_attribute,
1699 h8300_handle_tiny_data_attribute): New.
1700 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
1701 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
1703 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
1705 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
1706 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
1708 (TARGET_ATTRIBUTE_TABLE): Define.
1709 (ix86_attribute_table, ix86_handle_cdecl_attribute,
1710 ix86_handle_regparm_attribute): New.
1711 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
1712 i386_pe_valid_type_attribute_p): Remove.
1713 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
1714 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
1715 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1716 (TARGET_ATTRIBUTE_TABLE): Define.
1717 (ia64_attribute_table): New.
1718 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
1719 interrupt_ident2, model_ident1, model_ident2): Remove.
1720 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1721 (TARGET_ATTRIBUTE_TABLE): Define.
1722 (init_idents): Update.
1723 (m32r_attribute_table, m32r_handle_model_attribute): New.
1724 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
1726 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1727 (TARGET_ATTRIBUTE_TABLE): Define.
1728 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
1729 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
1730 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1731 (TARGET_ATTRIBUTE_TABLE): Define.
1732 (mcore_attribute_table, mcore_handle_naked_attribute): New.
1733 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
1734 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1735 (TARGET_ATTRIBUTE_TABLE): Define.
1736 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
1737 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
1738 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
1739 (TARGET_ATTRIBUTE_TABLE): Define.
1740 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
1741 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
1742 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1743 (TARGET_ATTRIBUTE_TABLE): Define.
1744 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
1745 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1747 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
1749 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
1750 (TARGET_ATTRIBUTE_TABLE): Define.
1751 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
1753 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
1754 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
1755 (TARGET_ATTRIBUTE_TABLE): Define.
1756 (v850_attribute_table, v850_handle_interrupt_attribute,
1757 v850_handle_data_area_attribute): New.
1758 * config/v850/v850-c.c (mark_current_function_as_interrupt):
1759 Return void. Call decl_attributes instead of
1760 valid_machine_attribute.
1762 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
1764 * sh-protos.h (sh_pr_n_sets): Declare.
1765 * sh.c (calc_live_regs): If the initial value for PR has been copied,
1766 look at the copy to determine if PR needs to be saved.
1767 sh_pr_n_sets: New function.
1768 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
1769 (ALLOCATE_INITIAL_VALUE): Define.
1771 * sh.c (initial_elimination_offset):
1772 Fix RETURN_ADDRESS_POINTER_REGNUM case.
1774 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
1776 * integrate.c (allocate_initial_values): New function.
1777 * integrate.h (allocate_initial_values): Declare.
1778 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
1780 * reload1.c (reload): And initialization of reg_equiv_memory_loc
1782 * toplev.c (rest_of_compilation): To here.
1783 Call allocate_initial_values.
1784 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
1786 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1788 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
1790 2001-09-20 DJ Delorie <dj@redhat.com>
1792 * c-typeck.c (really_start_incremental_init): Discriminate
1793 between zero-length arrays and flexible arrays.
1794 (push_init_level): Detect zero-length arrays and handle them
1795 like fixed-sized arrays.
1796 * expr.c (store_constructor): Handle zero-length arrays and
1797 flexible arrays correctly.
1798 * doc/extend.texi: Update zero-length array notes.
1800 2001-09-20 Jim Wilson <wilson@redhat.com>
1802 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
1803 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
1804 for issue port conflicts.
1805 (cycle_end_fill_slots): TYPE_L instructions take two slots.
1807 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
1809 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
1812 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1814 * fold-const.c (hashtab.h): Include.
1815 (int_const_binop): Remove FORSIZE arg and compute from type; all
1817 Call size_int_type_wide for all single-word constants.
1818 (size_htab_hash, size_htab_eq): New functions.
1819 (size_int_type_wide): Rework to use hash table.
1820 * ggc-common.c (hashtab.h): Include.
1821 (struct d_htab_root): New struct.
1822 (d_htab_roots): New variable.
1823 (ggc_add_deletable_htab, ggc_htab_delete): New functions
1824 (ggc_mark_roots): Handle deletable htabs.
1825 * ggc-page.c (ggc_marked_p): New function.
1826 * ggc-simple.c (ggc_marked_p): Likewise.
1827 * ggc.h: Reformatting throughout.
1828 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
1829 * tree.c (init_obstacks): Make type_hash_table a deletable root.
1830 (type_hash_add): Allocate struct type_hash from GC memory.
1831 (mark_hash_entry, mark_type_hash): Deleted.
1832 (type_hash_marked_p, type_hash_mark): New functions.
1833 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
1835 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
1837 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
1840 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1842 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
1843 array-too-large test for signed sizetype.
1845 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
1847 * i386.md (indirect_jump): Allow Pmode operand.
1848 (tablejump): LIkewise; perform expansion to 64bit mode.
1849 * i386.c (symbolic_operand): Allow 64bit PIC references.
1850 (pic_symbolic_operand): Likewise.
1851 (ix86_find_base_term): Strip the 64bit PIC references.
1852 (legitimate_pic_address_disp_p): Handle 64bit PIC.
1853 (legitimize_pic_address): Likewise.
1854 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
1855 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
1857 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
1859 * stringpool.c (get_identifier_with_length): New function.
1860 * tree.h (get_identifier_with_length): New prototype.
1862 2001-09-19 Alan Modra <amodra@bigpond.net.au>
1863 David Edelsohn <edelsohn@gnu.org>
1866 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
1867 already sign-extended.
1869 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
1870 * config/rs6000/rs6000.c (logical_operand): Always compare op as
1872 (rs6000_emit_set_long_const): Avoid unnecessary shift.
1873 (output_profile_hook): Declare label_name const.
1874 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
1875 to match constraints.
1877 2001-09-19 Stan Shebs <shebs@apple.com>
1879 * alias.c: Fix typos in comments.
1880 * sched-rgn.c (init_ready_list): Ditto.
1881 * unwind-dw2.c (uw_frame_state_for): Ditto.
1882 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
1883 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
1884 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
1886 2001-09-19 Richard Henderson <rth@redhat.com>
1888 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
1890 * Makefile.in (cfg.o): Depend on TM_P_H.
1892 2001-09-19 Richard Henderson <rth@redhat.com>
1894 * config/alpha/alpha.c (local_symbol_p): Split out from ...
1895 (local_symbolic_operand): ... here.
1896 (small_symbolic_operand): Check mode.
1897 (global_symbolic_operand): New.
1898 (input_operand): Reject symbolics if explicit relocs.
1899 (call_operand): Tidy.
1900 (alpha_legitimize_address): Use movdi_er_high_g.
1901 (alpha_expand_mov): Likewise.
1902 * config/alpha/alpha-protos.h: Update.
1903 * config/alpha/alpha.h (PREDICATE_CODES): Update.
1904 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
1905 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
1906 (UNSPECV_LDGP2): Remove.
1907 (all call patterns): Use 's' not 'i' for symbolic constraint.
1908 (call_osf call_value_osf): Use call_operand.
1909 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
1910 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
1911 (prologue_ldgp_1_er): Remove.
1912 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
1913 (builtin_setjmp_receiver_er patterns): Use them.
1914 (exception_receiver_er): Likewise.
1916 2001-09-19 Richard Henderson <rth@redhat.com>
1918 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
1920 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
1921 and NON_LOCAL_GOTO notes.
1922 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
1923 copy over CALL_INSN_FUNCTION_USAGE.
1925 2001-09-18 Catherine Moore <clm@redhat.com>
1927 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
1930 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
1932 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
1933 new-style tm_file specification. Specify correct tm_p_file,
1934 md_file, and out_file for s390x.
1936 * config/s390/linux.h, linux64.h: Don't include other target
1937 macro header files. Now handled via tm_file.
1939 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
1940 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
1941 are defined before use.
1943 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
1945 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
1946 code generation only for Gnu assembler.
1948 2001-09-18 Catherine Moore <clm@redhat.com>
1950 * config/stormy16 (LIB_SPEC): Remove -lnosys.
1952 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
1954 * config/mips/mips.c (mips_frame_set): New.
1955 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
1956 a parallel frame-related expression with a set for each register.
1958 2001-09-18 Philip Blundell <philb@gnu.org>
1960 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
1963 2001-09-17 Dale Johannesen <dalej@apple.com>
1965 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
1966 * config/rs6000/aix.h (FIXED_R2): Define.
1967 * config/rs6000/darwin.h (FIXED_R2): Define.
1968 * config/rs6000/sysv4.h (FIXED_R2): Define.
1970 2001-09-17 Jeff Sturm <jsturm@one-point.com>
1972 * except.c (dw2_build_landing_pads): New local
1973 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
1974 barrier after clobbers. Fixes c++/4012.
1976 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1978 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
1980 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
1982 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
1983 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
1985 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1987 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
1990 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
1992 * cpphash.h (_cpp_lex_direct): New.
1993 * cpplex.c (_cpp_lex_token): Update.
1994 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
1995 and increment that pointer.
1996 * cppmacro.c (alloc_expansion_token): New.
1997 (lex_expansion_token): Lex macro expansion directly into
2000 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
2002 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
2004 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
2006 * basic-block.h (free_bb_for_insn): Declare.
2007 * bb-reorder.c (label_for_bb): Use block_label.
2008 (emit_jump_to_block_after): Remove.
2009 (insert_intra_1): Do not update block_for_insn.
2010 (insert_inter_bb_scope_notes): Likewise; update bb->end
2011 * cfg.c (free_bb_for_insn): New.
2012 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
2013 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
2014 (commit_one_edge_insertion): Likewise.
2015 (commit_one_edge_insertion): Do not update BB boundary.
2016 (commit_edge_insertions): Do not call compute_bb_for_insn.
2017 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
2018 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
2019 (merge_blocks_move_successor_nojumps): Likewise.
2020 (try_crossjump_to_edge): Do not update block_for_insn.
2021 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
2022 * df.c (df_pattern_emit_later): Do not update BB boundary.
2023 (df_jump_pattern_emit_after): Likewise.
2024 (df_insn_move_before): Use emit_insn_before.
2025 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
2027 (add_insn_after, add_insn_before, emit_insns_after): Update BB
2028 boundaries and basic_block_for_insn.
2029 (reorder_insns_nobb): Rename from reorder_insns.
2030 (reorder_insns): New.
2031 (emit_block_insn_before, emit_block_insn_after): Kill.
2032 * flow.c (check_function_return_warnings): Do not call
2033 compute_bb_for_insn; Do not free basic_block_for_insn.
2034 (attempt_auto_inc): Do not update basic_block_for_insn.
2035 * function.c (emit_return_into_block): Likewise;
2036 do not update BB boundaries.
2037 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
2038 (insert_insn_end_bb): Use emit_insn_before; Likewise.
2039 (pre_insert_copy_insn): Likewise.
2040 (update_ld_motion_notes): Likewise.
2041 (insert_insn_start_bb): Likewise.
2042 (replace_store_insn): Likewise.
2043 * ifcvt.c (noce_process_if_block): Likewise.
2044 (if_convert): Do not call compute_bb_for_insn.
2045 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
2046 Use emit_insn_before and emit_insn_after.
2047 * recog.c (split_all_insns): Do not update BB boundaries;
2048 Do not call compute_bb_for_insn.
2049 (peephole2_optimize): Do not update BB boundaries.
2050 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
2052 (emit_swap_insn): Likewise.
2053 (convert_regs_1): Likewise.
2054 * reload1.c (reload): Call compute_bb_for_insn.
2055 * rtl.h (reorder_insns_nobb): Declare.
2056 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
2057 * toplev.c (rest_of_compilation): Call free_bb_for_insn
2058 at places CFG is invalidated; do not call compute_bb_for_insn.
2060 * cfg.c (expunge_block): Invalidate BB structure.
2062 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
2065 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
2067 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2069 * cpphash.h (_cpp_lex_token): Update prototype.
2070 * cpplex.c (_cpp_lex_token): New prototype.
2071 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
2072 lex_macro_node, read_flag, do_pragma_poison): Update.
2073 * cppmacro.c (cpp_get_token, parse_params,
2074 lex_expansion_token): Update.
2076 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
2078 * cppmain.c (scan_translation_unit): Don't worry about
2079 putting a space after hashes.
2080 * cpplib.c (directive_diagnostics): New.
2081 (_cpp_handle_directive): Update to use directive_diagnostics.
2082 (run_directive): Don't toggle prevent_expansion.
2083 (do_line): Backup in case of the line extension.
2084 * cpplib.h (cpp_lexer_pos): Remove.
2085 * cppmacro.c (_cpp_create_definition): Precede a leading #
2088 2001-09-15 Richard Henderson <rth@redhat.com>
2090 * c-typeck.c (comptypes): Handle zero-length arrays properly.
2092 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2094 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
2096 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2098 PR preprocessor/3571
2099 * tradcpp.c (handle_directive): Skip non-vertical space.
2101 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2103 * cppmain.c (setup_callbacks): Set line callback only
2104 if outputting preprocessed source.
2106 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2108 * collect2.c (main): Const-ification.
2109 * gcc.c (translate_options, process_command): Use xstrdup in
2110 lieu of xmalloc/strcpy.
2111 (main): Use concat in lieu of xmalloc/strcpy/strcat.
2113 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2115 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
2118 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2120 * scan-decls.c (scan_decls): Fix typo.
2122 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
2124 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
2125 Split mlstring_pos into mls_line and mls_col.
2126 * cppinit.c (cpp_create_reader): Initialize line to 1.
2127 (cpp_destroy): Free tokenruns.
2128 (push_include): Don't update lexer_pos.
2129 * cpplex.c (unterminated, parse_string): Update.
2130 (lex_token): Don't update lexer_pos, update.
2131 * cpplib.c (if_stack): Save line instead of line + col.
2132 (start_directive, _cpp_do__Pragma, do_else, do_elif,
2133 push_conditional, _cpp_pop_buffer): Update.
2134 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
2135 (_cpp_create_definition): Update.
2137 2001-09-15 Eric Christopher <echristo@redhat.com>
2139 * config/mips/abi64.h: Add support for MEABI.
2141 2001-09-15 Eric Christopher <echristo@redhat.com>
2143 * config/mips/mips.md: Add unspec #2.
2145 (reload_outdi): Ditto.
2146 (reload_outsi): Ditto.
2149 2001-09-15 Eric Christopher <echristo@redhat.com>
2150 Jason Eckhardt <jle@redhat.com>
2152 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
2153 * config/mips/isa32-linux.h: New file.
2154 * config/mips/isa3264.h: Ditto.
2155 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
2156 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
2157 (output_block_mode): Support MEABI.
2158 (function_arg): Ditto. Fix floating point arg passing.
2159 (mips_va_start): Ditto.
2160 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
2162 (mips_asm_file_start): Add new section to pass abi to gdb.
2163 (function_arg_pass_by_reference): Support MEABI.
2164 (mips_parse_cpu): Support mips32 and mips64 processors.
2165 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
2166 TARGET_MIPS5KC. Support isa32 and isa64.
2167 (processor_type): Add r4kc, r5kc, r20kc.
2168 (GENERATE_MULT3_SI): New.
2169 (GENERATE_MULT3_DI): Ditto.
2170 (GENERATE_MULT3): Remove.
2171 (ISA_HAS_64BIT_REGS): Add isa == 64.
2172 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
2173 (ISA_HAS_MADD_MSUB): New.
2174 (ISA_HAS_CLZ_CLO): Ditto.
2175 (ISA_HAS_DCLZ_DCLO): Ditto.
2176 (ABI_GAS_ASM_SPEC): New.
2177 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
2180 (SUBTARGET_CC1_SPEC): Ditto.
2181 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
2182 (PAD_VARARGS_DOWN): Support MEABI.
2183 (HARD_REGNO_NREGS): Move to mips.c.
2184 (ASM_OUTPUT_IDENT): Add #undef.
2185 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
2186 (mulsi3): Use GENERATE_MULT3_SI.
2187 (mulsi3_mult3): Ditto. Support mips32, mips64.
2188 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
2189 (mul_sub_si): New pattern.
2190 (unnamed splitters): New.
2191 (muldi3): Use GENERATE_MULT3_DI.
2192 (muldi3_internal2): Ditto.
2193 (movdicc): Support mips32.
2194 * config/mips/t-isa3264: New file.
2196 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
2198 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
2199 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
2200 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
2202 * reorg.c (fill_slots_from_thread): After call to
2203 steal_delay_list_from_target, update own_thread as new_thread may
2206 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
2208 * cpperror.c (print_location): Take line and column, for
2209 default positioning use the previously lexed token.
2210 (_cpp_begin_message): Take line and column.
2211 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
2212 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
2213 * cpphash.h (_cpp_begin_message): Update prototype.
2214 * cppinit.c (push_include): Don't set output line.
2215 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
2216 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
2217 (do_pragma): Kludge for front ends. Don't expand macros at all.
2218 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
2219 (struct cpp_token): Remove output_line.
2220 (struct cpp_callbacks): New member line_change.
2221 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
2222 cpp_get_token): Preserve BOL flag.
2223 (cpp_get_line): Remove.
2224 (_cpp_backup_tokens): Remove useless abort().
2225 * cppmain.c (cb_line_change): New.
2226 (scan_translation_unit): Don't worry about starting new lines here.
2227 * scan-decls.c (scan_decls): Update.
2228 * c-lex.c (c_lex, init_c_lex): Update.
2229 (cb_line_change, src_lineno): New.
2231 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
2233 * tree.c (append_random_chars): Generate the random
2234 characters in a reproducable fashion.
2236 2001-09-14 Richard Henderson <rth@redhat.com>
2238 * config/i386/i386.c (internal_label_prefix): New.
2239 (internal_label_prefix_len): New.
2240 (override_options): Set them.
2241 (local_symbolic_operand): New.
2242 (legitimate_pic_address_disp_p): Use it.
2243 (legitimize_pic_address): Likewise.
2245 2001-09-14 Marc Espie <espie@openbsd.org>
2247 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
2250 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2252 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
2253 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
2255 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
2257 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
2258 invocation of SUBREG_REGNO_OFFSET.
2260 * haifa-sched.c: Fix typo in FSF copyright statement.
2261 * sched-deps.c: Fix typo in FSF copyright statement.
2262 * sched-ebb.c: Fix typo in FSF copyright statement.
2263 * sched-rgn.c: Fix typo in FSF copyright statement.
2264 * sched-vis.c: Fix typo in FSF copyright statement.
2266 * config.gcc: Move inclusion of arm elf specific header files
2267 from the files themselves into the tm_file variable. Make
2268 sure that elfos.h is included before target specific elf
2270 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
2272 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
2273 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
2274 ASM_OUTPUT_CASE_LABEL): Protect definition.
2275 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
2276 not already defined.
2277 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
2278 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
2279 Remove duplicate definition.
2280 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
2281 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
2282 (RDATA_SECTION_FUNCTION): Remove redundant definition.
2283 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
2284 Remove inclusion of arm/elf.h.
2285 * config/arm/unknown-elf.h: as for conix-elf.h.
2286 (STARTFILE_SPEC): Include crti.o and crtn.o.
2287 * config/arm/linux-elf.h: as for conix-elf.h.
2288 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
2289 * config/arm/strongarm-elf.h: Remove inclusion of
2291 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
2292 * config/arm/unknown-elf-oabi.h: Remove inclusion of
2293 unknown-elf.h and elf.h.
2294 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
2295 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
2296 ASM_WEAKEN_LABEL): Remove redundant definition.
2297 * config/arm/elf.h: Test for inclusion of elfos.h
2298 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
2299 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
2300 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
2301 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
2302 redundant definition.
2303 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
2304 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
2305 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
2306 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
2307 Add rules to build crti.o and crtn.o
2308 * crti.asm: New file.
2309 * crtn.asm: New file.
2311 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
2313 * c-parse.in (_yylex): Use _cpp_backup_tokens.
2314 * cpphash.h (struct tokenrun): Add prev.
2315 (struct lexer_state): Remove bol.
2316 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
2317 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
2319 * cppinit.c (cpp_create_reader): Don't set bol.
2320 (cpp_destroy): Don't free lookaheads.
2321 * cpplex.c (lex_directive): Remove.
2322 (next_tokenrun): Update.
2323 (_cpp_lex_token): Clean up logic.
2324 (lex_token): Update to return a pointer to lexed token, since it
2325 can move to the start of the buffer. Simpify newline handling.
2326 * cpplib.c (SEEN_EOL): Update.
2327 (skip_rest_of_line): Remove lookahead stuff.
2328 (end_directive): Line numbers are already incremented. Revert
2329 to start of lexed token buffer if we can.
2330 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
2331 parse_answer): Use _cpp_backup_tokens.
2332 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
2333 instead. Don't check for EOL.
2334 (do_include_common, do_line, do_pragma_system_header): Use
2336 * cpplib.h (BOL, _cpp_backup_tokens): New.
2337 * cppmacro.c (save_lookahead_token, take_lookahead_token,
2338 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
2339 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
2340 (builtin_macro): Don't use cpp_get_line.
2341 (cpp_get_line): Short term kludge.
2342 (parse_arg): Handle directives in arguments here. Back up when
2343 appropriate. Store EOF at end of argument list.
2344 (funlike_invocation_p): Use _cpp_backup_tokens.
2345 (push_arg_context): Account for EOF at end of list.
2346 (cpp_get_token): Remove lookahead stuff. Update.
2348 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2350 * c-parse.in (yyerror): Const-ification and/or static-ization.
2351 * c-typeck.c (push_member_name): Likewise.
2352 * collect2.c (main): Likewise.
2353 * dbxout.c (dbxout_parms): Likewise.
2354 * diagnostic.c (format_with_decl): Likewise.
2355 * dwarf2out.c (output_ranges): Likewise.
2356 * dwarfout.c (fundamental_type_code): Likewise.
2357 * except.c (dw2_output_call_site_table): Likewise.
2358 * gcc.c (do_spec_1): Likewise.
2359 * genopinit.c (optabs): Likewise.
2360 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
2361 gen_declaration_1, handle_impent): Likewise.
2362 * protoize.c (default_include, in_system_include_dir, abspath):
2364 * sched-vis.c (visualize_stall_cycles): Likewise.
2365 * sdbout.c (plain_type_1, sdbout_end_function,
2366 sdbout_end_epilogue): Likewise.
2367 * varasm.c (decode_reg_name): Likewise.
2369 * 1750a.c (mod_regno_adjust): Likewise.
2370 * alpha.c (alpha_write_one_linkage,
2371 unicosmk_output_default_externs): Likewise.
2372 * arm.c (arm_condition_codes): Likewise.
2373 * arm.h (arm_condition_codes): Likewise.
2374 * avr.c (output_movsisf, encode_section_info): Likewise.
2375 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
2377 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2378 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
2379 * m88k.c (output_function_profiler): Likewise.
2380 * mips.c (mips_output_conditional_branch): Likewise.
2381 * ns32k.c (ns32k_out_reg_names): Likewise.
2382 * ns32k.h (ns32k_out_reg_names): Likewise.
2383 * pj.c (pj_output_rval): Likewise.
2384 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
2385 * sparc.c (sparc_flat_function_prologue,
2386 sparc_flat_function_epilogue): Likewise.
2388 2001-09-13 Markus Werle <numerical.simulation@web.de>
2389 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2391 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
2392 Aachen University of Technology".
2394 2001-09-13 Andreas Schwab <schwab@suse.de>
2396 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
2399 2001-09-13 Richard Henderson <rth@redhat.com>
2401 * config/alpha/alpha.c (small_symbolic_operand): New.
2402 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
2403 (some_operand, input_operand): Don't handle HIGH.
2404 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
2405 (alpha_expand_mov): Likewise.
2406 (print_operand) [H]: Just print HIGH symbol.
2407 (print_operand_address): Handle small data.
2408 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
2409 (TARGET_SWITCHES): Add -msmall-data/large-data.
2410 (PIC_OFFSET_TABLE_REGNUM): New.
2411 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
2412 (PREDICATE_COES): Update.
2413 * config/alpha/alpha.md (adddi_er_high): New.
2414 (adddi_er_low): Handle small data.
2415 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
2416 prefer .sdata to .rodata.
2417 (SELECT_RTX_SECTION): Likewise.
2419 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
2421 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
2422 defining __size_t and leaving size_t undefined.
2424 2001-09-12 Diego Novillo <dnovillo@redhat.com>
2426 * basic-block.h (expunge_block): Declare.
2427 * cfg.c (expunge_block): Remove static declaration.
2429 2001-09-12 Richard Henderson <rth@redhat.com>
2431 * integrate.c (copy_insn_list): Copy label name from
2432 NOTE_INSN_DELETED_LABEL.
2434 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2436 * c-common.c (c_tree_code_name): Const-ification.
2437 * c-decl.c (c_decode_option): Likewise.
2438 * c-typeck.c (warn_for_assignment): Likewise.
2439 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
2441 * cppinit.c (output_deps): Likewise.
2442 * dependence.c (dependence_string, direction_string): Likewise.
2443 * dwarf2out.c (output_ranges): Likewise.
2444 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
2445 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
2446 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
2447 standard_startfile_prefix, standard_startfile_prefix_1,
2448 standard_startfile_prefix_2, tooldir_base_prefix,
2449 standard_bindir_prefix, find_a_file): Likewise.
2450 * genattrtab.c (make_length_attrs): Likewise.
2451 * gencheck.c (tree_codes): Likewise.
2452 * genemit.c (gen_split): Likewise.
2453 * genrecog.c (special_mode_pred_table): Likewise.
2454 * graph.c (graph_ext): Likewise.
2455 * protoize (default_include): Likewise.
2456 * reload.c (reload_when_needed_name): Likewise.
2457 * sched-vis.c (visualize_stall_cycles): Likewise.
2458 * tlink.c (recompile_files): Likewise.
2459 * toplev.c (decode_g_option): Likewise.
2460 * tradcpp.c (output_deps): Likewise.
2461 * varasm.c (decode_reg_name): Likewise.
2463 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
2466 * avr.c (avr_regnames, encode_section_info): Likewise.
2467 * c4x.c (float_reg_names): Likewise.
2468 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
2469 * elfos.h (const_section): Likewise.
2470 * i386.c (ix86_comp_type_attributes): Likewise.
2471 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
2472 * ia64/aix.h (UNIQUE_SECTION): Likewise.
2473 * ia64.c (type_names): Likewise.
2474 * m68hc11.c (reg_class_names): Likewise.
2475 * m88k.c (m_options): Likewise.
2476 * mips.c (mips_output_conditional_branch, mips_unique_section):
2478 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
2479 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
2480 ultra_code_names): Likewise.
2481 * sparc.h (OVERRIDE_OPTIONS): Likewise.
2483 2001-09-12 Jakub Jelinek <jakub@redhat.com>
2485 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
2486 Use --fatal-warnings option for gas.
2487 * configure: Rebuilt.
2489 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2491 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
2493 2001-09-11 Jim Wilson <wilson@redhat.com>
2495 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
2497 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2499 * builtins.c (c_strlen): Treat an offset too large for a
2500 HOST_WIDE_INT as out of range.
2502 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
2504 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
2505 (EDGE_CRITICAL_P): New predicate.
2506 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
2508 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
2509 (dump_edge_info): Remove "crit".
2510 * cfganal.c (mark_critical_edges): Kill.
2511 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
2512 * cfgcleanup.c (cleanup_cfg): Likewise.
2513 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
2514 (find_spanning_tree): Likewise.
2515 * reg-stack.c (convert_regs_1): Likewise.
2516 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
2518 * basic-block.h (create_basic_block_structure): New.
2519 (create_basic_block): Update prototype.
2520 (force_nonfallthru): New.
2521 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
2522 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
2523 handle updating of block_for_insn, creating of empty BBs and BBs at
2524 the end of INSN chain.
2525 (create_basic_block): New function.
2526 (split_block): Use create_basic_block.
2527 (force_nonfallthru_and_redirect): Break out from ...; cleanup
2528 (redirect_edge_and_branch_force): ... here.
2529 (force_nonfallthru): New.
2530 (split_edge): Rewrite to use force_nonfallthru and create_block.
2531 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
2532 (find_basic_blocks): Free basic_block_for_insn.
2533 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
2535 * cfg.c: Fix formating.
2536 * cfgcleanup.c: Fix formating.
2537 (merge_blocks, tail_recursion_label_p): Return bool.
2538 (merge_blocks_move_predecessor_nojumps,
2539 merge_blocks_move_successor_nojumps): Return void.
2541 2001-09-11 Jakub Jelinek <jakub@redhat.com>
2543 * configure.in: Check whether assembler supports section merging.
2544 * config.in: Rebuilt.
2545 * configure: Rebuilt.
2546 * varasm.c (variable_section, output_constant_pool): Pass alignment
2547 to SELECT_SECTION and SELECT_RTX_SECTION.
2548 (mergeable_string_section): New.
2549 (mergeable_constant_section): New.
2550 (default_elf_asm_named_section): Output SECTION_MERGE and
2551 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2552 * output.h (mergeable_string_section): New.
2553 (mergeable_constant_section): New.
2554 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
2555 * toplev.c (flag_merge_constants): New.
2556 (f_options): Add -fmerge-constants and -fmerge-all-constants
2558 (toplev_main): Default to -fno-merge-constants if not optimizing.
2559 * flags.h (flag_merge_constants): Add extern.
2560 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
2561 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
2563 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
2564 Define if assembler has working .subsection -1 support.
2565 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
2566 Put constant into special SHF_MERGE sections if the linker should
2567 attempt to merge duplicates.
2568 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
2570 Put constant into special SHF_MERGE sections if the linker should
2571 attempt to merge duplicates.
2572 * config/alpha/elf.h: Likewise.
2573 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
2574 has working .subsection -1 support.
2575 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
2577 * config/svr3.h: Likewise.
2578 * config/darwin.h: Likewise.
2579 * config/arm/aof.h: Likewise.
2580 * config/arm/linux-elf.h: Likewise.
2581 * config/avr/avr.h: Likewise.
2582 * config/c4x/c4x.h: Likewise.
2583 * config/d30v/d30v.h: Likewise.
2584 * config/i386/dgux.h: Likewise.
2585 * config/i386/osfrose.h: Likewise.
2586 * config/i386/sco5.h: Likewise.
2587 * config/i386/svr3gas.h: Likewise.
2588 * config/ia64/aix.h: Likewise.
2589 * config/m32r/m32r.h: Likewise.
2590 * config/m68k/m68k.h: Likewise.
2591 * config/m88k/dgux.h: Likewise.
2592 * config/m88k/m88k.h: Likewise.
2593 * config/mcore/mcore-pe.h: Likewise.
2594 * config/mips/mips.h: Likewise.
2595 * config/pa/pa.h: Likewise.
2596 * config/pa/pa-linux.h: Likewise.
2597 * config/romp/romp.h: Likewise.
2598 * config/rs6000/sysv4.h: Likewise.
2599 * config/rs6000/xcoff.h: Likewise.
2600 * config/s390/linux.h: Likewise.
2601 * config/sparc/sparc.h: Likewise.
2602 * config/sparc/sysv4.h: Likewise.
2603 * config/stormy16/stormy16.h: Likewise.
2604 * config/v850/v850.h: Likewise.
2605 * config/vax/vms.h: Likewise.
2606 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
2607 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
2608 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
2609 default_elf_asm_named_section for SHF_MERGE sections.
2611 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
2613 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
2616 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
2618 * c-common.c (split_specs_attrs): Allow for empty attributes with
2619 empty TREE_PURPOSE. Fixes PR c/4294.
2621 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
2623 * basic-block.h (cached_make_edge, make_single_succ): New.
2624 (make_edge): Remove first parameter.
2625 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
2626 * cfg.c (cached_make_edge): Rename from make_edge; return newly
2627 created edge; use obstack allocation.
2628 (make_edge, make_single_succ_edge): New.
2629 (first_removed_edge): New static variable.
2630 (init_flow): Initialize first_removed_edge and n_edges.
2631 (clear_edges): Use remove_edge.
2632 (flow_delete_block): Likewise.
2633 (remove_edge): Add removed edges to the removed edges list.
2634 (split_block, redirect_edge_and_branch_force, split_edge):
2636 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
2637 (add_noreturn_fake_exit_edges): Likewise.
2638 (connect_infinite_loops_to_exit): Liekwise.
2639 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
2640 Use cached_make_edge.
2641 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
2642 * profile.c (branch_prob): Update make_edge call.
2643 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
2645 2001-09-11 Richard Henderson <rth@redhat.com>
2647 * config/alpha/alpha.c: Tidy formatting.
2648 (local_symbolic_operand): Verify mode.
2649 (alpha_sa_mask): Ignore unicos for eh_return.
2650 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
2651 * config/alpha/alpha.md (umk divsi patterns): Remove.
2652 (extendsfdf2): Remove unicos check.
2653 (tablejump): Merge vms and unicos code; always use direct set
2656 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2658 * config.gcc (alpha*-*-unicosmk*): New target.
2660 * config/alpha/alpha-protos.h (symbolic_operand,
2661 unicosmk_add_call_info_word, unicosmk_add_extern,
2662 unicosmk_defer_case_vector, unicosmk_unique_section,
2663 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
2664 unicosmk_asm_file_start, unicosmk_asm_file_end,
2665 unicosmk_output_common): Declare.
2667 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
2668 direct_return, function_arg, alpha_va_start, alpha_va_arg,
2669 alpha_does_function_need_gp, alpha_end_function): Support Cray
2671 (alpha_init_machine_status, alpha_mark_machine_status,
2672 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
2673 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
2674 unicosmk_asm_named_section, unicosmk_insert_attributes,
2675 unicosmk_section_type_flags, symbolic_operand,
2676 unicosmk_output_module_name, unicosmk_output_default_externs,
2677 unicosmk_output_dex, unicosmk_output_externs,
2678 unicosmk_output_addr_vec, unicosmk_ssib_name,
2679 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
2680 unicosmk_asm_file_end, unicosmk_output_common,
2681 unicosmk_section_type_flags, unicosmk_unique_section,
2682 unicosmk_add_call_info_word, unicosmk_text_section,
2683 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
2684 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
2685 unicosmk_dex_count, unicosmk_special_name): New.
2686 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
2687 TARGET_ABI_UNICOSMK.
2688 (get_aligned_mem, alpha_expand_unaligned_load,
2689 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
2690 alpha_expand_unaligned_store_words): Support big-endian mode.
2691 (print_operand): Likewise. New format specifier 't'. Use
2692 TARGET_AS_SLASH_BEFORE_SUFFIX.
2693 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
2694 (alpha_pv_save_size): Update with above change.
2695 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
2696 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
2699 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
2700 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
2701 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
2702 (EXTRA_CONSTRAINT): New constraint 'U'.
2703 (PREDICATE_CODES): Add symbolic_operand.
2705 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
2706 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
2707 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
2708 (integer division and modulus patterns): Split in default and
2710 (*divmodsi_internal, *divmoddi_internal): Disable for
2711 TARGET_ABI_UNICOSMK.
2712 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
2713 little-endian and big-endian versions.
2714 (ext, ins, msk): Likewise.
2715 (extv, extzv, insv): Support big-endian mode.
2716 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
2717 (call_umk, call_value_umk, *call_umk, tablejump_umk,
2718 *tablejump_umk_internal, *call_value_umk): New.
2719 (*movdi_nofix): Add pattern for loading an address into a register on
2720 TARGET_ABI_UNICOSMK.
2721 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
2722 (umk_mismatch_args, arg_home_umk): New.
2723 (various insns): Don't use mov, fmov, nop, fnop and unop.
2724 (realign): Support TARGET_ABI_UNICOSMK.
2726 * config/alpha/unicosmk.h: New file.
2727 * config/alpha/t-unicosmk: New file.
2729 * fixinc/inclhack.def (unicosmk_restrict): New.
2730 * fixinc/fixincl.x: Regenerate.
2732 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
2733 (wchar_t): Check for and define __WCHAR_T__.
2735 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
2737 * combine.c (simplify_shift_const): Treat shifts by the mode
2740 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
2742 * cpphash.h (struct tokenrun): New.
2743 (struct cpp_context): New member bol.
2744 (struct cpp_reader): New members.
2745 (_cpp_init_tokenrun): New.
2746 * cppinit.c (cpp_create_reader): Set up the token runs.
2747 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
2748 (lex_token): New internalised version of _cpp_lex_token. Don't
2749 handle directives or the multiple include opimisation here any
2750 more. Simply lex a token.
2751 * cpplib.c (run_directive): Clear bol.
2752 (_cpp_pop_buffer): Set bol.
2753 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
2756 2001-09-11 Michael Meissner <meissner@redhat.com>
2758 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
2759 give an error if the user uses -mfp32.
2760 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
2762 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
2763 floating point register size.
2764 (EXTRA_SPECS): Add CPP_FPR_SPEC.
2766 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
2767 HOST_WIDE_INT_PRINT_DEC to properly print the result of
2769 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2770 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
2772 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
2774 * dbxout.c (dbxout_parms): Fix typo in comment.
2775 * unroll.c (loop_find_equiv_value): Ditto.
2776 * toplev.c (rest_of_compilation): Ditto.
2777 * loop.c (scan_loop): Ditto.
2778 * dwarf2out.c (struct dw_fde_struct): Ditto.
2780 2001-09-10 Zack Weinberg <zackw@panix.com>
2782 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
2783 copying identifier when we're just going to throw it away.
2784 (parse_identifier_slow): New routine to handle abnormal cases.
2785 (_cpp_lex_token): Update call site.
2787 * hashtable.c (ht_lookup): Don't assume that the string we've
2788 been given is NUL-terminated.
2789 * system.h: #define __builtin_expect(a, b) to (a) if not
2792 2001-09-10 Michael Meissner <meissner@redhat.com>
2794 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
2797 2001-09-10 David Edelsohn <edelsohn@gnu.org>
2799 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
2801 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2803 * builtins.c (c_getstr): Correct thinko in last change and further
2806 2001-09-10 Tim Freeman <tim@fungibole.com>
2808 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
2809 into varray's and register them as roots with the garbage
2810 collector so they are not collected too soon.
2812 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
2814 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
2816 * basic-block.h (flow_obstack, label_value_list,
2817 tail_recursion_label_list): Declare
2818 (tidy_fallthru_edges): Declare.
2819 (expunge_block, last_loop_beg_note): Delete.
2820 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
2822 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
2823 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
2824 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
2825 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
2826 expunge_block, flow_delete_block, compute_bb_for_insn,
2827 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
2828 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
2829 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
2830 try_redirect_by_replacing_jump, last_loop_beg_note,
2831 redirect_edge_and_branch, redirect_edge_and_branch_force,
2832 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
2833 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
2834 commit_edge_insertions, dump_flow_info, debug_flow_info,
2835 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
2836 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
2837 Move here from flow.c
2838 * cfganal.c: New file.
2839 (forwarder_block_p, can_fallthru, mark_critical_edges,
2840 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
2841 find_unreachable_blocks, create_edge_list, free_edge_list,
2842 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
2843 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
2844 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
2845 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
2846 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
2847 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
2848 Move here from flow.c
2849 * cfgbuild.c: New file
2850 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
2851 make_edges, find_basic_blocks_1, find_basic_blocks,
2852 find_sub_basic_blocks): Move here from flow.c
2853 * cfgcleanup.c: New file.
2854 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
2855 merge_blocks_move_predecessor_nojumps,
2856 merge_blocks_move_successor_nojumps, merge_blocks,
2857 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
2858 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
2859 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
2861 * cfgloop.c: New file
2862 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
2863 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
2864 flow_loop_exit_edges_find, flow_loop_nodes_find,
2865 flow_loop_pre_header_scan, flow_loop_pre_header_find,
2866 flow_loop_tree_node_add, flow_loops_tree_build,
2867 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
2868 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
2869 Move here from flow.c
2870 * flow.c: Remove everything moved elsewhere
2871 * output.h (cleanup_cfg): Return bool.
2873 * bb-reorder.c (reorder_block_def): Remove 'index'.
2874 (insert_intra_1): Add argument BB, set block for new note.
2875 (make_reorder_chain): Do not depdent on BB indexes.
2876 (make_reorder_chain_1): Do not use BB indexes.
2877 (label_for_bb): Likewise; set BB for new insn.
2878 (emit_jump_to_block_after): Likewise.
2879 (fixup_reoder_chain): Sanity check that all basic blocks
2880 are chained; verify newly created insn chain; remove
2881 undocnitional jump simplifying; Do not use BB indexes;
2882 properly initialize count and frequency information;
2883 dump reordered sequence.
2884 (insert_intra_bb_scope_notes): update call of insert_intra_1.
2885 (insert_inter_bb_scope_notes): Set block for new insn.
2886 (reorder_basic_blocks): Dump flow info before reoredering.
2888 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2890 * alias.c (clear_reg_alias_info): Use K&R format definition.
2891 Avoid unsigned warning.
2892 * builtins.c: Use "unsigned int", not "unsigned".
2893 (target_char_cast): Use host_integerp and tree_low_cst.
2894 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
2895 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
2896 (c_getstr): Likewise.
2897 (std_expand_builtin_va_arg): Use int_size_in_bytes.
2898 (builtin_memcpy_read_str): Avoid unsigned warning.
2899 (expand_builtin_memcpy): Alignments are unsigned.
2900 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
2901 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
2902 * predict.c (expensive_function_p): LIMIT now unsigned.
2903 * resource.c (mark_target_live_regs): Make some vars unsigned.
2904 * sdbout.c: Use "unsigned int", not "unsigned".
2905 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
2906 (sdbout_source_line): Likewise.
2907 (sdbout_record_type_name): Remove "const" for NAME declaration.
2908 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
2910 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
2912 * calls.c (store_one_arg): Expand comment.
2914 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2916 * calls.c (store_one_arg): Make sure that the entire argument is
2917 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
2919 2001-09-09 Richard Henderson <rth@redhat.com>
2921 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
2923 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
2925 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
2927 2001-09-09 Richard Henderson <rth@redhat.com>
2929 * config/alpha/alpha.c (alpha_next_sequence_number): New.
2930 (alpha_this_literal_sequence_number): New.
2931 (alpha_this_gpdisp_sequence_number): New.
2932 (some_operand, input_operand): Add HIGH.
2933 (local_symbolic_operand): New.
2934 (alpha_encode_section_info): New.
2935 (alpha_legitimate_address_p): Allow LO_SUM.
2936 (alpha_legitimize_address): Generate HIGH+LO_SUM.
2937 (alpha_expand_mov): Likewise.
2938 (secondary_reload_class): Check memory_operand not general_operand
2940 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
2941 (alpha_expand_unaligned_store): Likewise.
2942 (alpha_expand_unaligned_load_words): Likewise.
2943 (alpha_expand_unaligned_store_words): Likewise.
2944 (alpha_expand_block_clear): Likewise.
2945 (print_operand): Handle %#, %*, %H.
2946 (print_operand_address): Handle LO_SUM.
2948 (alpha_does_function_need_gp): Use it.
2949 (alpha_expand_block_move): Fix signed compare warnings.
2950 (alpha_sa_mask, alpha_align_insns): Likewise.
2951 * config/alpha/alpha-protos.h: Update.
2952 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
2953 (MASK_EXPLICIT_RELOCS): New.
2954 (TARGET_SWITCHES): Add -mexplicit-relocs.
2955 (EXTRA_CONSTRAINT): Add 'T'.
2956 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
2957 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
2958 (ENCODE_SECTION_INFO): Out line.
2959 (REDO_SECTION_INFO_P): New.
2960 (STRIP_NAME_ENCODING): New.
2961 (ASM_OUTPUT_LABELREF): New.
2962 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
2963 (PREDICATE_CODES): Update.
2964 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
2965 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
2966 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
2967 builtin_setjmp_receiver_er, exception_receiver_1_er,
2968 call_value_osf_1_er): New patterns.
2969 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
2970 (movqi, movhi, movsi): Add explicit $31 base register to lda.
2971 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
2972 (FINAL_PRESCAN_INSN): New.
2974 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
2976 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
2978 2001-09-08 Andreas Jaeger <aj@suse.de>
2980 * i386.h (TARGET_SWITCHES): Fix description.
2982 2001-09-07 David Edelsohn <edelsohn@gnu.org>
2984 * rs6000.c (num_insns_constant): Compute number of instructions
2987 * doc/install.texi: Explain AIX exception handling work-around.
2988 Update URL for AIX fixes.
2990 2001-09-07 Jim Wilson <wilson@redhat.com>
2992 * alias.c (clear_reg_alias_info): New.
2993 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
2994 * rtl.h (clear_reg_alias_info): Declare.
2996 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
2998 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
3000 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
3001 (m16m,edivm,emulm): Change declaration to match definition.
3003 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3005 * reload.c (push_reload): Check for subreg_lowpart_p instead of
3006 SUBREG_BYTE being 0 when determining if the inner part of a subreg
3009 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3011 * c-common.c (signed_or_unsigned_type): Handle machine mode types
3012 which have no corresponding C type.
3013 * fold_const.c (target_isinf,target_isnan,target_negative): Update
3014 the representation of 64-bit doubles to work with 64-bit ints.
3016 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
3018 * config/mips/mips.c (override_options): Do not override ISA when ABI
3019 specified if MIPS_CPU_STRING_DEFAULT was specified.
3021 2001-09-07 Richard Henderson <rth@redhat.com>
3023 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
3024 (express_from_1): Wrap lines.
3025 * rtlanal.c (commutative_operand_precedence): Rename from
3026 operand_preference; export.
3027 * rtl.h: Declare it.
3028 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
3029 (simplify_binary_operation): Invoke simplify_plus_minus on
3030 (CONST (PLUS ...)) as well.
3031 (struct simplify_plus_minus_op_data): New.
3032 (simplify_plus_minus_op_data_cmp): New.
3033 (simplify_plus_minus): Use them. Avoid infinite recursion with
3034 simplify_binary_operation wrt CONST.
3036 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
3038 * h8300-protos.h (general_operand_dst_push): Remove.
3039 * h8300.c (general_operand_dst_push): Likewise.
3040 * h8300.h (OK_FOR_T): Likewise.
3041 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
3042 * h8300.md (pushqi_h8300): New.
3043 (pushqi_h8300hs): Likewise.
3045 (pushhi_h8300): Likewise.
3046 (pushhi_h8300hs): Likewise.
3049 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3051 * genattrtab.c (attr_printf): First arg is unsigned.
3052 Clean up formatting of callers.
3054 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
3056 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
3059 2001-09-07 Andreas Jaeger <aj@suse.de>
3061 * i386.h (TARGET_SWITCHES): Fix descriptions.
3063 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3065 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
3067 2001-09-06 Ira Ruben <ira@apple.com>
3069 Remove OP_IDENTIFIER.
3070 * tree.def (OP_IDENTIFIER): Remove.
3071 * tree.c (tree_node_kind enum): Remove op_id_kind.
3072 (tree_node_kind_names): Remove "op_identifiers".
3073 (make_node): Remove OP_IDENTIFIER test.
3074 (build_op_identifier): Removed because it isn't being used.
3075 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
3076 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
3078 2001-09-06 Richard Henderson <rth@redhat.com>
3080 * simplify-rtx.c (simplify_binary_operation): Revert last change.
3082 2001-09-06 Richard Henderson <rth@redhat.com>
3084 * simplify-rtx.c (simplify_binary_operation): Simplify contents
3087 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3089 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
3090 number used for CR register.
3092 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3093 Joern Rennecke (amylaar@cygnus.com)
3095 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
3096 * h8300.c (initial_offset): Handle offset between RP and FP.
3097 (h8300_return_addr_rtx): New function.
3098 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
3100 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
3101 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
3102 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
3103 (CAN_ELIMINATE, REGISTER_NAMES):
3104 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
3106 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
3108 Remove TYPE_NONCOPIED_PARTS.
3109 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
3110 (struct tree_type): Remove noncopied_parts.
3111 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
3112 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
3113 (fixed_type_p): Remove.
3114 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
3115 (expand_expr, MODIFY_EXPR): Likewise.
3116 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
3117 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
3119 2001-09-06 Alan Modra <amodra@bigpond.net.au>
3121 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
3123 (mask64_operand): Likewise.
3124 (includes_rldic_lshift_p): Likewise.
3125 (includes_rldicr_lshift_p): Likewise.
3127 2001-09-05 Ziemowit Laski <zlaski@apple.com>
3129 * objc/objc-act.c (build_message_expr): If a class method cannot
3130 be found, do not issue a warning if a corresponding instance
3131 method exists in the root class.
3133 2001-09-05 Richard Henderson <rth@redhat.com>
3135 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
3137 2001-09-05 Zack Weinberg <zack@codesourcery.com>
3139 * function.c (ggc_mark_struct_function): Mark f->outer.
3140 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
3141 * integrate.c (output_inline_function): ... not here.
3143 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
3145 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
3147 * i386.c (size_cost): New static variable.
3148 (override_function): Use size_cost when -Os is specified.
3150 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
3151 properly; Use current_function_calls_eh_return.
3152 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
3153 use leave to avoid depdendancy chain.
3155 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
3156 get BB loop_depth instead of computing it from LOOP notes.
3158 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
3160 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
3162 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
3163 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3164 UNALIGNED_DOUBLE_INT_ASM_OP): Define
3166 2001-09-05 Jeffrey A Law (law@cygnus.com)
3167 Jason Merrill (jason@redhat.com)
3169 * stor-layout.c (layout_type): Complain if an array's size can
3170 not be represented in a size_t.
3172 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
3174 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
3176 * gcc.c: (process_command) Add parentheses around assignment
3177 used as truth value.
3179 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3181 * config/mips/mips.c (save_restore_insns): Don't mark any register
3182 save slots as unchanging if current_function_calls_eh_return.
3184 2001-09-05 Richard Henderson <rth@redhat.com>
3186 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
3187 * config/alpha/alpha-protos.h: Declare it.
3188 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
3189 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
3190 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
3191 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
3192 (REG_OK_FOR_BASE_P): Select one of the above.
3194 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
3196 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
3197 (crti.o): Prefix name of object file with $(T).
3200 2001-09-05 David S. Miller <davem@redhat.com>
3202 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
3203 * config/sparc/linux64.h: Likewise.
3205 2001-09-05 Andreas Jaeger <aj@suse.de>
3207 * doc/invoke.texi (i386 Options): -mwide-multiply is not
3208 available anymore, remove the documentation.
3209 (i386 Options): Fix typo, cleanup index entries.
3211 * prefix.c (concat): Remove, we can use the version from liberty.
3213 2001-09-05 Richard Henderson <rth@redhat.com>
3215 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
3216 New functions split out of md file expanders.
3217 * config/alpha/alpha-protos.h: Declare them.
3218 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
3220 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
3222 * cppmacro.c (funlike_invocation_p): No need to restore context.
3224 2001-09-04 Richard Henderson <rth@redhat.com>
3226 * reload.c (push_reload): Export.
3227 * reload.h (push_reload): Declare it.
3229 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
3230 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
3231 * config/alpha/alpha.c (alpha_legitimize_address): New.
3232 (alpha_legitimize_reload_address): Likewise.
3233 * config/alpha/alpha-protos.h: Declare them.
3235 2001-09-04 Stan Shebs <shebs@apple.com>
3237 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
3238 * config/darwin.c (machopic_stub_name): Account for internally
3239 generated lib calls such as memcpy.
3241 2001-09-04 Richard Henderson <rth@redhat.com>
3243 * unwind.h (_UA_END_OF_STACK): New flag.
3244 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
3246 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
3248 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
3250 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
3252 * config/mips/mips.c (save_restore_insns): Change base_offset to
3253 fp_offset in second call to mips_emit_frame_related_store.
3255 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
3257 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
3258 sometimes be represented as a NOTE of type
3259 NOTE_INSN_DELETED_LABEL.
3260 (Insns): Document NOTE_INSN_DELETED_LABEL.
3262 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
3264 * c-common.h (tree_dump_index): Add more comments.
3265 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
3266 (dump_option_value_info): New struct.
3267 (dump_options): New array.
3268 (dump_switch_p): Parse switch options symbolically.
3269 * doc/invoke.texi (-fdump-ast): Rename to ...
3270 (-fdump-tree): ... here. Document that options are symbolic, and
3271 not all are applicable.
3273 2001-09-04 David S. Miller <davem@redhat.com>
3275 * config/sparc/sparc.md (define_splits): Kill constraints.
3277 Cleanup redundant and unused insn attributes.
3278 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
3279 binary, and move. Mark ialu as default.
3280 (commented out define_function_unit "alu"): Kill.
3281 (define_attr "use_clobbered"): Kill.
3282 (whole file): Kill address insn type references. Replace
3283 all unary/binary/move references with ialu.
3284 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
3285 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
3288 Simplify length insn attribute and make more judicious use
3289 of insn attribute defaulting.
3290 * config/sparc/sparc.md (all insns with length > one): Mark as
3291 insn type multi if real instructions, else use default if
3292 it is a forced splitter.
3293 (all insns with length == one): Use default insn length.
3294 (all insns of type ialu): Use default insn type.
3296 Fix erroneous insn attribute settings.
3297 (addx): Set insn type to misc.
3298 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
3299 const_umulsidi3_sp64): Set insn type to imul.
3301 Track SFmode vs DFmode insns according to UltraSPARC
3303 * config/sparc/sparc.md ("fptype"): New attribute, default
3305 (all DFmode single insns): Mark as fptype "double".
3307 2001-09-03 Jakub Jelinek <jakub@redhat.com>
3309 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
3311 2001-09-03 Richard Henderson <rth@redhat.com>
3313 * function.h (struct function): Add arg_pointer_save_area_init.
3314 * function.c (expand_function_end): Init arg_pointer_save_area.
3315 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
3316 when called from a nested function.
3318 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
3320 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
3323 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
3325 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
3327 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
3329 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
3330 (emit_push_insn): Use specified padding direction when
3331 STACK_PUSH_CODE is POST_INC.
3333 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
3335 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3337 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
3339 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
3341 * cppinit.c (cpp_start_read): Free the imacros list as we
3342 traverse it. Don't free the chains before returning.
3343 (_cpp_push_next_buffer): Only try pushing buffers if we've
3344 completed -imacros handling.
3346 2001-08-31 Eric Christopher <echristo@redhat.com>
3348 * gcc.c (handle_braces): Add explaination for abort.
3350 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
3352 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
3353 move adjustment of bitpos instead.
3355 2001-08-31 Zack Weinberg <zack@codesourcery.com>
3357 * function.c: Remove all_functions. Make outer_function_chain
3359 (init_function_start): Don't add new function structure to
3361 (find_function_data, push_function_context_to,
3362 pop_function_context_from, put_var_into_stack,
3363 trampoline_address): Update for changed structure element names.
3364 (push_function_context_to): Disentangle.
3365 (free_after_compilation): Also free F.
3366 (expand_dummy_function_end): Don't free cfun here.
3367 (put_var_into_stack): Comment why we can't use find_function_data here.
3368 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
3369 (mark_function_chain): Split into maybe_mark_struct_function and
3370 ggc_mark_struct_function. Export the latter.
3371 (init_function_once): Mark from cfun and outer_function_chain;
3374 * function.h (struct function): Kill next_global. Rename next
3375 to outer. All users updated to match.
3376 (all_functions, outer_function_chain): Don't declare.
3378 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
3379 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
3380 don't touch f->inlinable, after calling rest_of_compilation.
3382 * tree.h: Forward-declare struct function. Prototype
3383 ggc_mark_struct_function.
3385 2001-08-31 Kazu Hirata <kazu@hxi.com>
3387 * config/h8300/h8300.md (*andorhi3): Fix typos.
3389 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * calls.c (emit_library_call_value): Don't use a fixed
3392 argument after VA_CLOSE, i.e. out of scope in traditional C.
3394 * emit-rtl.c (gen_rtvec): Likewise.
3396 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3398 * Makefile.in (c-pragma.o): Depend on output.h.
3399 (reorg.o): Depend on except.h.
3401 * c-pragma.c: Include output.h.
3403 * reorg.c: Include except.h.
3405 * unwind-dw2.c: Call __builtin_alloca, not alloca.
3407 2001-08-31 Richard Henderson <rth@redhat.com>
3409 * sched-deps.c (add_dependence): Don't elide dependancy if the
3410 conditional used by insn is modified in elem.
3412 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
3414 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
3416 2001-08-31 Diego Novillo <dnovillo@redhat.com>
3418 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
3421 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3423 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
3425 (stormy16_asm_out_constructor): New function.
3426 (TARGET_ASM_CONSTRUCTOR): Define.
3427 (TARGET_ASM_DESTRUCTOR): Define.
3429 2001-08-31 Andreas Jaeger <aj@suse.de>
3431 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
3432 * loop.c (add_label_notes): Likewise.
3433 * reload.c (find_reloads): Likewise.
3434 * config/sh/sh.c (machine_dependent_reorg): Likewise.
3436 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
3438 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
3439 code here. Take _Unwind_{W,Sw}ord*.
3440 (read_encoded_value_with_base): Use them.
3441 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
3443 (extract_cie_info): Simplify read_?leb128 handling.
3444 (execute_stack_op, execute_cfa_program): Likewise.
3445 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
3447 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
3449 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
3450 the frame pointer to pop the stack if convenient.
3452 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
3453 Don't use post-increment before combine.
3454 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
3455 a call-saved register.
3457 2001-08-31 Andreas Jaeger <aj@suse.de>
3459 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
3462 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
3464 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
3465 not DIV/MOD, of course.
3467 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
3469 * rtl.def: Undo my patch commited 2001-08-27.
3471 * genattrtab.c: Ditto.
3475 * sched-int.h: Ditto.
3477 * target-def.h: Ditto.
3481 * haifa-sched.c: Ditto.
3483 * sched-rgn.c: Ditto.
3485 * sched-vis.c: Ditto.
3487 * Makefile.in: Ditto.
3489 * doc/md.texi: Ditto.
3491 * doc/tm.texi: Ditto.
3493 * doc/contrib.texi: Ditto.
3495 * doc/gcc.texi: Ditto.
3497 * genattrtab.h: Remove it.
3499 * genautomata.c: Remove it.
3501 * genattr.c: Undo my patch and Richard Henderson's patch commited
3504 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
3506 * config.gcc (h8300-*-elf*): New case.
3507 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
3508 (SUBTARGET_CPP_SPEC): Define.
3509 (EXTRA_SPECS): Define.
3510 (SUBTARGET_EXTRA_SPECS): Define.
3511 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
3512 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
3514 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
3516 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
3517 (LIB2FUNCS_EXTRA): Define.
3518 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
3519 config/h8300/fixunssfsi.c: New file.
3521 2001-08-30 Kazu Hirata <kazu@hxi.com>
3523 * config/h8300/h8300.md (zero_extendqihi2): Changes to
3524 define_expand to accomodate target-specific attributes.
3525 (anonymous zero_extendqihi2 patterns): New.
3527 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
3529 * h8300.md (*andorhi3): New pattern.
3531 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
3533 * h8300.c (dosize): Fix test for "sub".
3535 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
3537 * c-typeck.c (pointer_diff): Try to eliminate common term before
3540 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
3542 * config/arm/arm.c (arm_compute_initial_elimination_offset):
3543 Account for the saves of the FP registers.
3545 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
3546 (TEXT_SECTION_ASM_OP): Define.
3547 (INIT_SECTION_ASM_OP): Define.
3548 (FINI_SECTION_ASM_OP): Define.
3549 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
3550 (RDATA_SECTION_FUNCITON): Provide prototype.
3552 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
3554 * reload1.c (move2add_note_store): Correct typo checking for
3557 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
3559 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
3560 note should not be considered outside the libcall block.
3562 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3564 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
3566 2001-08-29 Kazu Hirata <kazu@hxi.com>
3568 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
3570 2001-08-29 Kazu Hirata <kazu@hxi.com>
3572 * config/h8300/h8300-protos.h: Add a prototype for
3574 * config/h8300/h8300.c (emit_logical_op): New.
3575 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
3582 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
3584 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
3585 comparison with rtx INTVAL.
3586 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
3588 * pa.h (FUNCTION_ARG_SIZE): Likewise.
3590 2001-08-29 Kazu Hirata <kazu@hxi.com>
3592 * config/h8300/lib1funcs.asm: Update the copyright. Fix
3595 2001-08-29 Kazu Hirata <kazu@hxi.com>
3597 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
3598 (reg n) to (mem (pre_dec (reg n))
3599 (anonymous movsi pattern): Likewise.
3601 2001-08-29 Kazu Hirata <kazu@hxi.com>
3603 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
3605 2001-08-29 Kazu Hirata <kazu@hxi.com>
3607 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
3608 several special constants.
3610 2001-08-29 Kazu Hirata <kazu@hxi.com>
3612 * config/h8300/lib1funcs.asm: Fix comment typos.
3614 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3616 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
3617 Fix format specifier warnings.
3619 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
3620 inet_makeaddr, semctl): Prototype.
3622 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
3623 (save_restore_insns): Use base_offset, not gp_offset.
3625 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
3626 (ASM_OUTPUT_BYTE): Fix format specifier warning.
3628 2001-08-29 Richard Henderson <rth@redhat.com>
3630 * bb-reorder.c (function_tail_eff_head): New.
3631 (record_effective_endpoints): Set it.
3632 (fixup_reorder_chain): Use it.
3634 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3636 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
3638 2001-08-28 Dale Johannesen <dalej@apple.com>
3640 * config/darwin.c (machopic_function_base_name): Add const
3641 qualifier to a string.
3642 (darwin_encode_section_info): Ditto.
3644 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3646 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
3647 function definition.
3649 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3651 * df.h (struct df): Add rts_order variable.
3653 * df.c (df_visit_next_rts): New function.
3654 (df_visit_next): Renamed to df_visit_next_rc
3655 (df_analyse_1): Allocate/compute/free rts_order as well.
3656 (df_rd_global_compute): Use df_visit_next_rc instead of
3658 (df_ru_global_compute): Use df_visit_next_rts instead of
3661 * flow.c (flow_reverse_top_sort_order_compute): New function.
3663 * basic-block.h: Add prototype.
3665 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
3667 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
3668 blocks, the BB_REACHABLE is now set, rather than aux being
3669 non-NULL. Update the test to reflect this.
3671 2001-08-28 Eric Christopher <echristo@redhat.com>
3673 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
3674 config/mips/crti.asm: Ditto.
3676 2001-08-28 Eric Christopher <echristo@redhat.com>
3677 Richard Henderson <rth@redhat.com>
3679 * c-pragma.h (add_weak): Move prototype from here...
3680 * output.h (add_weak): ... to here.
3681 * varasm.c (add_weak): Fix typo.
3682 * config/mips/crti.asm: New file.
3683 * config/mips/crtn.asm: Ditto.
3684 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
3685 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
3686 (INVOKE__main): Ditto.
3687 (INIT_SECTION_ASM_OP): New.
3688 (FINI_SECTION_ASM_OP): Ditto.
3689 (STARTFILE_SPEC): Add crti.
3690 (ENDFILE_SPEC): Add crtn.
3691 * config/mips/elf64.h: Same.
3692 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
3694 * config/mips/vxworks.h: Ditto.
3695 * config/mips/t-elf: Support crti and crtn.
3697 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
3699 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
3702 2001-08-28 Richard Henderson <rth@redhat.com>
3704 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
3705 (one_cmplbi2 splitter): Remove redundant test.
3707 2001-08-28 Dale Johannesen <dalej@apple.com>
3709 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
3711 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
3713 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
3715 2001-08-28 Stan Shebs <shebs@apple.com>
3717 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
3718 (UNALIGNED_SHORT_ASM_OP): Define.
3719 (UNALIGNED_INT_ASM_OP): Define.
3721 2001-08-28 Will Cohen <wcohen@redhat.com>
3723 * config/rs6000/rs6000.md (store_multiple): Correct RTL
3724 generation for first set.
3726 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3728 * flow.c (redirect_edge_succ_nodup): Return new edge.
3729 (try_simplify_condjump): Use new edge.
3730 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
3732 * cse.c (cse_basic_block): Skip note instructions.
3734 2001-08-27 Richard Henderson <rth@redhat.com>
3736 * combine.c (combine_simplify_rtx): Don't reverse condition
3737 if there is no reverse for the condition.
3738 (simplify_comparison): Don't simplify subregs from INT to FP.
3740 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
3741 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
3742 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
3743 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
3744 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
3745 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
3747 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3749 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
3750 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
3752 (adddi_dilshr32, adddi_dishl32): Only data register can be
3753 source for mem destination.
3755 * expmed.c (store_bit_field): Ignore adjustment to bitpos
3756 and use bitnum to decide about register move.
3758 2001-08-27 Richard Henderson <rth@redhat.com>
3760 * genattr.c (main): Emit state_t even when not doing scheduling.
3762 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3763 Richard Henderson <rth@redhat.com>
3765 * gcse.c (reg_first_set, reg_last_set): Replace with ...
3766 (reg_avail_info, current_bb): ... these.
3767 (oprs_unchanged_p, record_last_reg_set_info): Use them.
3768 (compute_hash_table): Likewise.
3770 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
3772 * flow.c (verify_flow_info): Use checksums to verify edges.
3774 2001-08-27 Richard Henderson <rth@redhat.com>
3776 * genautomata.c (expand_automata): Always create a description.
3778 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3780 * optabs.c (expand_binop): Correctly handle the carry in multiword
3781 add/subtract operations.
3783 2001-08-27 Fred Fish <fnf@be.com>
3785 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
3788 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
3790 * reload.c (find_reloads_toplev): Back out this change:
3792 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
3794 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
3795 mem if the address is a mode_dependent_address_p.
3797 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
3799 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
3800 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
3801 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
3804 * genattr.c (main): New variable num_insn_reservations. Increase
3805 it if there is DEFINE_INSN_RESERVATION. Output automaton based
3806 pipeline hazard recognizer interface.
3808 * genattrtab.h: New file.
3810 * genattrtab.c: Include genattrtab.h.
3811 (attr_printf, check_attr_test, make_internal_attr,
3812 make_numeric_value): Move protypes into genattrtab.h. Define them
3814 (num_dfa_decls): New global variable.
3815 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
3816 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
3817 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
3818 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
3820 * genautomata.c: New file.
3822 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
3824 * sched-int.h: (curr_state): Add the external definition for
3825 automaton pipeline interface.
3826 (haifa_insn_data): Add comments for members blockage and units.
3828 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3829 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3830 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3831 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3832 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3833 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3834 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
3836 (TARGET_SCHED): Use the new macros.
3838 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
3839 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
3840 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
3841 dfa_bubble): New members in gcc_target.sched.
3843 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
3844 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
3845 (insn_queue): Redefine it as pointer to array.
3846 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
3848 (max_insn_queue_index_macro_value): New variable.
3849 (curr_state, dfa_state_size, ready_try): New varaibles for
3850 automaton interface.
3851 (ready_element, ready_remove, max_issue): New function prototypes
3852 for automaton interface.
3853 (choose_ready): New function prototype.
3854 (insn_unit, blockage_range): Add comments.
3855 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
3856 FUNCTION_UNITS_SIZE == 0.
3857 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
3858 actual_hazard, potential_hazard): Add comments.
3859 (insn_cost): Use cost -1 as undefined value. Remove
3860 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
3862 (ready_element, ready_remove): New functions for automaton
3864 (schedule_insn): Add new code for automaton pipeline interface.
3865 (queue_to_ready): Add new code for automaton pipeline interface.
3866 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
3867 (debug_ready_list): Print newline when the queue is empty.
3868 (max_issue): New function for automaton pipeline interface.
3869 (choose_ready): New function.
3870 (schedule_block): Add new code for automaton pipeline interface.
3871 Print ready list before scheduling each insn.
3872 (sched_init): Add new code for automaton pipeline interface.
3873 Initiate insn cost by -1.
3874 (sched_finish): Free the current automaton state and finalize
3875 automaton pipeline interface.
3877 * sched-rgn.c: Include target.h.
3878 (init_ready_list, new_ready, debug_dependencies): Add new code for
3879 automaton pipeline interface.
3881 * sched-vis.c: Include target.h.
3882 (get_visual_tbl_length): Add code for automaton interface.
3883 (target_units, print_block_visualization): Add comments.
3885 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
3886 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
3887 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
3888 (getruntime.o, genautomata.o): New entries.
3889 (genattrtab.o): Add new dependency file genattrtab.h.
3890 (genattrtab): Add new dependencies. Link it with `libm.a'.
3891 (getruntime.o, hashtab.o): New entries for canadian cross.
3893 * doc/md.texi: Description of automaton based model.
3895 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
3897 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
3898 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
3899 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
3900 TARGET_SCHED_DFA_POST_CYCLE_INSN,
3901 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
3902 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
3903 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
3905 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
3906 MAX_DFA_ISSUE_RATE): New macro descriptions.
3908 * doc/contrib.texi: Add dfa based scheduler contribution.
3910 * doc/gcc.texi: Add more information about genattrtab.
3912 2001-08-27 Diego Novillo <dnovillo@redhat.com>
3914 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
3917 2001-08-27 Richard Henderson <rth@redhat.com>
3919 * function.c (expand_function_end): Don't init arg_pointer_save_area.
3920 (get_arg_pointer_save_area): New. Create an init it here.
3921 (fix_lexical_addr): Use it.
3922 * function.h: Declare it.
3923 * builtins.c (expand_builtin_setjmp_receiver): Use it.
3924 * stmt.c (expand_nl_goto_receiver): Use it.
3926 2001-08-27 Richard Henderson <rth@redhat.com>
3928 * final.c (final_scan_insn): Don't enter APP_ON mode for
3931 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
3932 alignment for assemble_integer for DW_EH_PE_aligned.
3933 * except.c (output_function_exception_table): Likewise.
3935 2001-08-26 Andreas Jaeger <aj@suse.de>
3937 * c-tree.h: Add prototyp for c_sizeof_nowarn.
3939 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
3941 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
3943 2001-08-27 Alan Modra <amodra@bigpond.net.au>
3945 * config/rs6000/rs6000.c (mask_operand): Rewrite without
3947 (mask64_operand): Likewise.
3948 (rldic_operand): Delete.
3949 (includes_lshift64_p): Delete.
3950 (includes_rldic_lshift_p): New function.
3951 (includes_rldicr_lshift_p): New function.
3952 (print_operand): Don't call rldic_operand in case 'W'.
3953 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
3954 (includes_lshift64_p): Remove.
3955 (includes_rldic_lshift_p): Declare.
3956 (includes_rldicr_lshift_p): Declare.
3957 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
3958 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
3959 Replace match_operand rldic_operand predicate with
3960 const_int_operand. Replace includes_lshift64_p condition with
3961 includes_rldic_lshift_p.
3962 <ashldi3_internal 64 bit rldicr patterns>: New.
3964 2001-08-27 Andreas Jaeger <aj@suse.de>
3966 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
3967 * errors.c: Likewise.
3968 * final.c: Likewise.
3969 * dwarf2asm.c: Likewise.
3970 * doprint.c (checkit): Likewise.
3971 * diagnostic.c: Likewise.
3972 * collect2.c: Likewise.
3973 * calls.c: Likewise.
3974 * c-semantics.c (build_stmt): Likewise.
3975 * c-format.c (status_warning): Likewise.
3976 * c-errors.c (pedwarn_c99): Likewise.
3977 * builtins.c (validate_arglist): Likewise.
3978 * config/pj/pj.c (pj_printf): Likewise.
3979 * fix-header.c: Likewise.
3981 * gcov.c (fnotice): Likewise.
3982 * gensupport.c (message_with_line): Likewise.
3983 * mips-tfile.c: Likewise.
3984 * protoize.c (notice): Likewise.
3985 * read-rtl.c (fatal_with_file_and_line): Likewise.
3986 * rtl-error.c: Likewise.
3987 * tradcpp.c: Likewise.
3989 * cp/tree.c (build_min_nt): Likewise.
3990 (build_min): Likewise.
3991 * cp/lex.c: Likewise.
3992 * cp/errfn.c: Likewise.
3993 * cp/rtti.c (create_pseudo_type_info): Likewise.
3995 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
3997 * df.c (df_uses_record): Return after recording all uses
4000 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
4002 * df.c (df_insn_modify): Realloc the INSN table here, if
4003 necessary, here, too.
4005 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
4007 * config/mips/mips.c (mips_function_value): Handle complex return
4010 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
4012 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
4014 * reload.c (make_memloc): Copy result if it is still
4015 reg_equiv_memory_loc[regno] on return.
4016 (subst_reloads) [ENABLE_CHECKING]: Check that none of
4017 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
4018 reg_equiv_mem are modified by the substitutions.
4020 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4022 * predict.c (expensive_function_p): New.
4023 * rtl.h (expensive_function_p): Declare.
4024 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
4025 (use_fast_prologue_epilogue): New static variable.
4026 (expand_prologue): Set it; emit short prologues if unset.
4027 (expand_epilogue): Likewise.
4029 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4031 * config.gcc: Add stormy16-*-elf case.
4032 * config/stormy16/stormy-abi: New file.
4033 * config/stormy16/stormy16-lib2.c: New file.
4034 * config/stormy16/stormy16-protos.h: New file.
4035 * config/stormy16/stormy16.c: New file.
4036 * config/stormy16/stormy16.h: New file.
4037 * config/stormy16/stormy16.md: New file.
4038 * config/stormy16/t-stormy16: New file.
4040 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
4042 * i386.h (no-accumulate-outgoing-args): Use proper mask.
4044 2001-08-24 David Edelsohn <edelsohn@gnu.org>
4046 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
4047 descriptor members are pointer size, not constant 4.
4048 * config/rs6000/rs6000.md (define_splits): Remove more unused
4051 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4053 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
4055 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
4057 * cp/rtti.c (VPARAMS): Fix parameter.
4059 2001-08-24 Zack Weinberg <zackw@panix.com>
4061 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
4063 (mode_for_extraction): No need for #ifdefs. Add default-case abort
4065 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
4066 in if controlling use of insv.
4067 (extract_bit_field): Likewise, for extv and extzv.
4069 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
4071 * i386.md (movcc peep2): Fix load of 0.
4073 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4075 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
4076 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
4078 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
4080 * c-pragma.h: Move weak_syms and weak_decls...
4081 * varasm.c: ...here. Now static.
4082 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
4083 depend on HANDLE_PRAGMA_WEAK.
4085 * c-common.c (c_alignof, c_alignof_expr): Move here...
4086 * c-typeck.c: ...from here.
4087 * c-tree.h, c-common.h: Adjust.
4089 2001-08-23 Bernd Schmidt <bernds@redhat.com>
4091 * config/ia64/ia64.c (rws_update): If !pred, set write_count
4092 instead of incrementing it.
4094 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
4095 asm ready, don't try to move them all into the same array element.
4097 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
4099 * function.c (thread_prologue_and_epilogue_insns): Avoid
4100 fallthru flag on edge to exit.
4102 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
4104 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
4107 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4109 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
4110 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
4111 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
4114 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
4116 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
4117 replace "GNU CC" with "GCC".
4119 2001-08-23 Richard Henderson <rth@redhat.com>
4121 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
4122 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
4123 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
4124 Need GR between FR and not GR_AND_FR.
4125 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
4126 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
4127 AR regs before GR regs.
4128 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
4129 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
4130 (REGISTER_MOVE_COST): Update.
4131 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
4133 2001-08-23 Richard Henderson <rth@redhat.com>
4135 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
4138 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
4140 * reload1.c (emit_reload_insns): Don't look for notes
4141 on a NULL store_insn.
4143 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4145 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
4146 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
4147 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
4148 format specifier warnings.
4149 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
4151 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
4153 * config/i386/i386-protos.h: Correct declaration of
4154 i386_pe_asm_named_section.
4156 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
4158 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
4160 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
4162 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4164 * cpperror.c (print_location): Don't show _Pragma.
4165 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
4166 and file change callback generation here.
4167 (stack_include_file): Update use of cpp_push_buffer.
4168 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
4169 (struct cpp_buffer): Remove type, pfile members.
4170 * cppinit.c (cpp_handle_option): Use free_chain.
4171 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
4172 (skip_escaped_newlines, get_effective_char, lex_percent): Take
4173 a cpp_reader rather than a cpp_buffer.
4174 (skip_escaped_newlines, get_effective_char, skip_block_comment,
4175 skip_line_comment, parse_string, lex_percent, lex_dot,
4176 _cpp_lex_token): Update accordingly.
4177 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
4179 (cpp_push_buffer): Update prototype.
4180 (run_directive): Update use of cpp_push_buffer.
4181 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
4182 handle_assertion): Update use of run_directive.
4183 * cpplib.h (enum cpp_buffer_type): Remove.
4184 (cpp_push_buffer): Update prototype.
4185 * fix-header.c (read_scan_file): Update.
4187 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4189 * gcc.c (struct prefix_list): Change prefix to const char *.
4191 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4193 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
4195 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
4197 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
4200 * jump.c (squeeze_notes): Take parms by reference. Handle END being
4203 * ifcvt.c (dead_or_predicable): Adjust.
4204 * loop.c (find_and_verify_loops): Adjust.
4205 * stmt.c (expand_end_case): Adjust.
4206 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
4207 head and end insn pointers in the basic block, not just local copies.
4208 (merge_blocks_move_predecessor_nojumps): Likewise.
4210 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
4212 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
4213 bitmap.h, builtin-types.def, builtins.c, builtins.def,
4214 c-aux-info.c, c-common.c, c-common.def, c-common.h,
4215 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
4216 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
4217 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
4218 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
4219 conditions.h, config.gcc, configure.frag, configure.in,
4220 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
4221 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
4222 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
4223 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
4224 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
4225 emit-rtl.c, errors.c, errors.h, except.c, except.h,
4226 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
4227 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
4228 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
4229 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
4230 gencheck.c, gencodes.c, genconfig.c, genemit.c,
4231 genextract.c, genflags.c, gengenrtl.c, genmultilib,
4232 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
4233 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
4234 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
4235 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
4236 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
4237 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
4238 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
4239 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
4240 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
4241 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
4242 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
4243 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
4244 params.h, predict.c, predict.def, predict.h, prefix.c,
4245 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
4246 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
4247 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
4248 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
4249 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
4250 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
4251 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
4252 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
4253 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
4254 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
4255 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
4256 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
4257 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
4258 xcoffout.h: replace "GNU CC" with "GCC".
4260 2001-08-21 Richard Henderson <rth@redhat.com>
4262 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
4263 (final_scan_insn): Consider jump tables data even if we have no
4264 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
4266 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
4267 (ASM_OUTPUT_CASE_END): Remove.
4268 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
4269 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
4270 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
4272 2001-08-21 Richard Henderson <rth@redhat.com>
4274 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
4275 at barrier insns. Emit stop bits before barriers.
4277 * flow.c (flow_find_cross_jump): Don't consider unconditional
4278 return insns for commoning.
4280 * final.c (compute_alignments): Fix typo.
4282 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
4283 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
4284 (store_bit_field): Use mode_for_extraction more places.
4285 (extract_bit_field): Likewise.
4287 2001-08-21 Zack Weinberg <zackw@panix.com>
4289 * caller-save.c: Don't include insn-codes.h.
4290 (reg_save_code, reg_restore_code): Make arrays of int.
4291 All uses updated to match.
4292 (insert_save, insert_restore): No need to initialize "code"
4293 variable upon declaration.
4294 * Makefile.in: update dependencies; fix typo in clean rule.
4296 2001-08-21 Richard Henderson <rth@redhat.com>
4298 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
4299 (merge_if_block): Handle fallout from same.
4301 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4303 * builtins.c (type_to_class): Fix typo in last change.
4305 2001-08-21 Richard Henderson <rth@redhat.com>
4307 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
4308 ia64_asm_output_label.
4310 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
4311 copy of gp while the real gp register contains garbage.
4313 2001-08-21 Zack Weinberg <zackw@panix.com>
4315 * expmed.c (mode_for_extraction): New function.
4316 (store_bit_field, extract_bit_field): Use it.
4317 * expr.h: Prototype it and provide an enum for its first argument.
4319 * combine.c, function.c, recog.c: Don't include insn-codes.h.
4320 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
4321 and digging through the insn_data tables.
4322 * Makefile.in: Update dependencies.
4324 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
4326 * cppfiles.c (stack_include_file): line-map.c now handles include
4328 (handle_missing_handler): Similarly.
4329 (_cpp_execute_include): Similarly.
4330 (_cpp_pop_file_buffer): Similarly.
4331 * cpphash.h (struct cpp_reader): Remove system_include_depth,
4332 buffer_stack_depth and include_depth.
4333 * cpplib.c (do_include_common): line-map.c now handles include depth.
4334 (cpp_push_buffer): Similarly.
4335 (_cpp_pop_buffer): Similarly.
4336 * cppmacro.c (builtin_macro): Update.
4337 * line-map.c (init_line_maps): Set depth.
4338 (add_line_map): Increment "used" earlier. Update and use the
4340 (trace_include): Use the include depth.
4341 * line-map.h (struct line_maps): New member depth.
4343 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4345 * cppfiles.c (stack_include_file): Don't handle -H here.
4346 * cppinit.c (cpp_start_read): Set include tracing after
4347 cpp_post_options and after stacking the main file.
4348 * line-map.c (trace_include): New.
4349 (init_line_maps, add_line_map): Update.
4350 * line-map.h (struct line_maps): New member trace_includes.
4352 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4354 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
4355 * cppfiles.c (stack_include_file): Only stack a file if there
4356 is something to do. Return a boolean indicating whether a
4357 buffer was stacked or not.
4358 (_cpp_execute_include): Similarly.
4359 (_cpp_read_file): Similarly.
4360 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
4362 2001-08-21 Sam Steingold <sds@gnu.org>
4364 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
4365 (RECACHE): keep obufp_before_macroname up to date
4367 2001-08-21 Zack Weinberg <zackw@panix.com>
4369 * stmt.c: Don't include insn-codes.h.
4370 (expand_end_case): Machine specific logic moved to expr.c.
4371 No need to worry about __builtin_classify_type.
4372 (check_for_full_enumeration_handling, emit_case_nodes):
4375 * builtins.o (expand_builtin_classify_type): Split up so code
4376 can be shared with fold_builtin_classify_type.
4377 (type_to_class, fold_builtin_classify_type): New functions.
4378 (fold_builtins): Handle __builtin_classify_type.
4380 * expr.c (do_tablejump): Now static.
4381 (case_values_threshold, try_casesi, try_tablejump): New;
4382 code mostly from stmt.c (expand_end_case).
4383 (expr.h): Update prototypes.
4385 * Makefile.in (stmt.o): Update dependencies.
4387 2001-08-21 Will Cohen <wcohen@redhat.com>
4389 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
4390 declaration of variable i.
4391 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
4392 declaration of variable i.
4394 2001-08-21 Richard Henderson <rth@redhat.com>
4396 * crtstuff.c: Fix thinko last change. Move list tails to start
4397 of CRT_END section. Tidy ifdefs.
4398 (__EH_FRAME_BEGIN__): Always static for ELF.
4399 (__do_global_ctors_1): Rename from __frame_dummy.
4400 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
4401 name change; don't hide __EH_FRAME_BEGIN__.
4403 2001-08-21 Richard Henderson <rth@redhat.com>
4405 * gdbinit.in: Move break on exit after break on fancy_abort.
4407 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
4410 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
4412 * cpphash.h (_cpp_push_next_buffer): New.
4413 * cppinit.c (do_includes): Remove.
4414 (push_include, free_chain, _cpp_push_next_buffer): New.
4415 (cpp_start_read): Use them to rework command line option handling.
4416 (cpp_handle_option): Combine handling of -include and -imacros.
4417 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
4418 appropriate. Always insert missing \n at EOF.
4419 * cpplib.c (start_directive): Get the directive position right.
4420 * cppmain.c (cb_file_change): Always print the first line, unless
4423 2001-08-20 Andreas Jaeger <aj@suse.de>
4425 * profile.c (compute_branch_probabilities): Remove extra new-line
4427 * flow.c (verify_flow_info): Likewise.
4429 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4431 * basic-block.h (basic_block): Add new field 'flags'.
4432 (BB_REACHABLE): Define.
4433 (expunge_block): Declare.
4434 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
4435 (EXIT_BLOCK_PTR): Ditto.
4436 (expunge_block): Remove static declaration.
4437 (cleanup_cfg): Clear bb->aux on every basic block.
4438 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
4439 computing reachability.
4440 (delete_unreachable_blocks): Delete block b if b->flags has
4443 2001-08-20 Diego Novillo <dnovillo@redhat.com>
4445 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
4447 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4449 * sparc.c (sparc_variable_issue): Fix typo in last change.
4451 2001-08-20 Richard Henderson <rth@redhat.com>
4453 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
4455 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
4457 * pa.h (RETURN_IN_MEMORY): Improve comment.
4459 2001-08-20 Janis Johnson <janis187@us.ibm.com>
4461 * doc/invoke.texi (Profiling options): Clarify the interactions
4462 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
4464 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
4466 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
4469 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4471 * gcc.c (make_relative_prefix): Allocate a sufficiently large
4474 2001-08-20 Richard Henderson <rth@redhat.com>
4476 * final.c (end_final): Fix typo last change.
4478 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
4480 * cppinit.c (init_standard_includes): The returned buffer
4481 is already malloc-ed.
4482 * gcc.c (add_prefix): Similarly.
4483 * prefix.c (translate_name): Update to support clear buffer
4485 (update_path): Similarly. Be sure to free any newly allocated
4486 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
4488 * prefix.h (update_path): Update prototype and document.
4489 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
4490 up and update to new buffer ownership rules.
4491 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
4493 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
4495 * final.c (compute_alignments): New function.
4496 (init_insn_lengths): Do not care label_align.
4497 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
4498 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
4499 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
4500 (shorted_branches): Realloc label_align array; do
4501 not call init_insn_lengths; Do not care about loop alignments.
4502 * output.h (compute_alignments): Declare.
4503 * toplev.c (rest_of_compilation): Call compute_alignments.
4504 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
4506 * predict.c (block_info_def): Add npredecesors, remove nvisited;
4507 change visited to tovisit.
4508 (propagate_freq): Use faster traversing algorithm.
4509 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
4510 to tovisit; reverse meaning.
4512 * predict.c (struct block_info_def): Remove nvisited.
4513 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
4514 (estimate_bb_frequencies): Call mark_dfs_back_edges.
4516 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
4518 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
4519 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
4520 (TARGET_FUSED_MADD): New.
4521 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
4522 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
4523 the multiply-add instructions.
4525 2001-08-19 Richard Henderson <rth@redhat.com>
4527 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
4528 is aligned to pointer size.
4530 2001-08-19 Richard Henderson <rth@redhat.com>
4532 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
4533 display markers during final schedule.
4535 2001-08-19 Richard Henderson <rth@redhat.com>
4537 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
4539 2001-08-19 Richard Henderson <rth@redhat.com>
4541 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
4543 (ASM_NAME_TO_STRING): Remove.
4544 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
4545 in the same string. Remove support for expressions.
4547 2001-08-19 Richard Henderson <rth@redhat.com>
4549 * config/i386/i386.md (tablejump): Make an expander; handle
4550 pic relative addressing here.
4551 (tablejump_1): Rename from tablejump_pic.
4554 2001-08-19 Richard Henderson <rth@redhat.com>
4556 * regclass.c (fix_register): Fix typo.
4558 2001-08-18 Richard Henderson <rth@redhat.com>
4560 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
4561 (struct _Unwind_Context): Expand br_loc to hold it.
4562 (uw_frame_state_for): Handle leaf functions better.
4563 (uw_update_reg_address): Update for br_loc change.
4565 2001-08-18 Richard Henderson <rth@redhat.com>
4567 * crtstuff.c: Move list heads before code that uses them.
4568 (__JCR_LIST__): Remove initial null.
4569 (frame_dummy, __frame_dummy): Do java registration here ...
4570 (__do_global_ctors_aux): ... not here.
4572 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
4573 (__do_global_dtors_aux): Update to match.
4574 (__JCR_LIST__, __do_jv_register_classes): New.
4576 * config/ia64/crtend.asm (__JCR_END__): New.
4577 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
4578 instead of an indirect LTOFF22 reloc.
4580 2001-08-18 Richard Henderson <rth@redhat.com>
4582 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
4583 * regclass.c (init_reg_sets_1): Fix typo.
4584 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
4585 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
4586 (ia64_compute_frame_size): Make ar.unat live when in use.
4587 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
4588 for ar.pfs; remove ar.unat handling.
4589 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
4591 (PREDICATE_CODES): Add ar_pfs_reg_operand.
4592 * config/ia64/ia64-protos.h: Update decls.
4593 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
4594 (sibcall_pic): Likewise.
4596 2001-08-18 Richard Henderson <rth@redhat.com>
4598 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
4599 pred_rel_mutex when searching for insn_group_barrier.
4600 * config/ia64/ia64.md (cycle_display): Combine the expander
4603 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
4604 bit before asm as needed.
4606 2001-08-18 Richard Henderson <rth@redhat.com>
4608 * timevar.def (TV_MACH_DEP): New.
4609 * toplev.c (rest_of_compilation): Use it.
4610 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
4612 2001-08-18 Zack Weinberg <zackw@panix.com>
4614 * unwind-dw2.c (execute_stack_op): Add default aborts to
4615 the inner switches to prevent warnings.
4617 2001-08-18 Richard Henderson <rth@redhat.com>
4619 * timevar.h (struct timevar_time_def): Change element type to float.
4620 (ticks_to_msec, clocks_to_msec): Likewise.
4621 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
4622 (get_time): Likewise.
4623 (timevar_print): Adjust zero check and printing to match.
4625 2001-08-18 Zack Weinberg <zackw@panix.com>
4627 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
4628 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
4629 Eliminate overfull or underfull hboxes.
4631 2001-08-18 Zack Weinberg <zackw@panix.com>
4633 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
4635 2001-08-18 Zack Weinberg <zackw@panix.com>
4637 * haifa-sched.c: Convert to target hooks. Macros replaced
4638 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
4639 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
4640 MD_SCHED_FINISH, and HAVE_cycle_display.
4641 * target-def.h (TARGET_SCHED_ADJUST_COST,
4642 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
4643 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
4644 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
4645 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
4646 New hook #defines to be overridden.
4647 (TARGET_SCHED): Bring them all together.
4648 (TARGET_INITIALIZER): Update.
4649 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
4650 instead of 'struct rtx_def *' throughout.
4651 (struct sched): New set of hooks for the scheduler.
4652 * Makefile.in (haifa-sched.o): Depend on target.h.
4653 * doc/tm.texi: Document the new scheduler hooks, together in
4654 their own section, instead of scattered around.
4655 Fix a bunch of underfull/overfull hboxes.
4657 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
4658 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
4659 sparc.h: Don't define any of the old scheduler macros.
4661 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
4662 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
4663 sparc.c: Create hook functions from code extracted from
4664 corresponding target header, or make existing hooks static, as
4665 appropriate. Set the appropriate entries in targetm.
4667 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
4668 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
4669 rs6000-protos.h, s390-protos.h, sparc-protos.h:
4670 Remove prototypes for functions which are now static.
4672 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
4673 related gunk; the Haifa scheduler is now the only choice.
4675 2001-08-18 Zack Weinberg <zackw@panix.com>
4677 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
4678 * genopinit.c: Put floating point divide insns in sdiv_optab.
4679 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
4680 * config/gofast.h, config/c4x/c4x.h,
4681 config/ia64/hpux_longdouble.h, config/mips/mips.h,
4682 config/pa/long_double.h, config/rs6000/sysv4.h,
4683 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
4684 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
4685 (init_optabs): Use init_optabv for overflow-trapping optabs.
4686 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
4687 cmp_optab RTX codes so have_insn_for can find them.
4689 * optabs.c (expand_simple_binop, expand_simple_unop,
4690 have_insn_for, gen_sub3_insn): New interfaces.
4691 * expr.h: Prototype new functions.
4692 (enum optab_methods): Move here from optabs.h.
4694 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
4695 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
4696 Use new functions instead of working directly with optabs.
4697 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
4698 unroll.c: Don't include optabs.h.
4699 * caller-save.c, combine.c, function.c, stmt.c: Just include
4700 insn-codes.h, not optabs.h.
4701 * Makefile.in: Update dependencies.
4703 * combine.c (make_compound_operation, simplify_comparison):
4704 Fix typos testing for this or that instruction.
4706 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4708 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
4709 generating libgcc.a.
4711 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4713 * except.c (TYPE_HASH): Delete.
4715 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
4718 * tree.c (TYPE_HASH): Delete.
4720 * tree.h (TYPE_HASH): Define.
4722 2001-08-18 Graham Stott <grahams@redhat.com>
4724 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
4726 (adddi3_internal_2+2): Likewise.
4727 (eh_set_lr_di+1): Likewise.
4729 2001-08-17 Richard Henderson <rth@redhat.com>
4731 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4732 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
4733 * dwarf2asm.c: ... here.
4734 * dwarfout.c: Remove them.
4736 * varasm.c (assemble_integer): Add align parameter.
4737 (assemble_real, output_constant, output_constructor): Likewise.
4738 * output.h: Update decls.
4739 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
4740 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
4741 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
4742 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
4743 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
4746 * final.c (end_final): Abort profile block generation if we
4747 havn't layed it out properly.
4748 * output.h (assemble_eh_integer): Remove stale decl.
4749 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
4751 (assemble_integer): Handle unaligned data.
4752 (assemble_real): Abort on unaligned data.
4753 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
4755 (default_dtor_section_asm_out_destructor): Use assemble_align.
4756 (default_named_section_asm_out_constructor): Likewise.
4757 (default_ctor_section_asm_out_constructor): Likewise.
4758 * config/darwin.c (machopic_asm_out_constructor): Likewise.
4759 (machopic_asm_out_destructor): Likewise.
4760 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
4761 (nextstep_asm_out_destructor): Likewise.
4762 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
4763 (vms_asm_out_destructor): Likewise.
4765 2001-08-17 Richard Henderson <rth@redhat.com>
4767 * config/mips/iris6.h (TARGET_IRIX6): New.
4768 (current_section_name, current_section_flags): New.
4769 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
4770 (MAX_OFILE_ALIGNMENT): New.
4771 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
4772 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
4773 (copy_file_data): Split out from
4774 (mips_asm_file_end): ... here.
4775 (mips_asm_file_start): Remove extra .section directive. Use
4776 tmpfile instead of mips_make_temp_file.
4777 (mips_unique_section): Use const char * as needed for warnings.
4778 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
4779 re-add align parameter.
4780 (iris6_asm_named_section): New.
4781 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
4782 (iris6_asm_output_align, iris6_section_align_1): New.
4783 (iris6_asm_file_start, iris6_asm_file_end): New.
4784 * config/mips/mips-protos.h: Update decls.
4786 2001-08-17 Janis Johnson <janis187@us.ibm.com>
4788 * doc/install.texi (Install GCC): Add links to build status pages.
4790 (Final install): Ditto; request updates for specific info
4792 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
4794 * cpperror.c (print_location): Don't take a file name; use the
4796 (_cpp_begin_message): Similarly.
4797 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4798 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4799 (cpp_pedwarn_with_file_and_line): Remove.
4800 * cppfiles.c (stack_include_file): Update; set filename to stdin
4801 here when appropriate.
4802 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
4803 (_cpp_begin_message): Don't take a file name.
4804 * cppinit.c: Add comment.
4805 * cpplex.c: Fix end-of-directive indicator.
4806 * cpplib.c: Don't include intl.h.
4807 (run_directive, do_diagnostic): Update.
4808 (do_line): Update to not use nominal_fname.
4809 (cpp_push_buffer): Don't take a filename.
4810 * cpplib.h (struct ht): Remove.
4811 (cpp_push_buffer): Don't take a filename.
4812 (cpp_pedwarn_with_file_and_line): Remove.
4813 * cppmacro.c (struct cpp_macro): Remove file.
4814 (builtin_macro): Update.
4815 (_cpp_create_definition): Update.
4816 * cppmain.c: Correct comment.
4817 * fix-header.c (read_scan_file): Update.
4819 2001-08-17 Kazu Hirata <kazu@hxi.com>
4821 * sbitmap.c: Fix comment formatting.
4822 * sched-deps.c: Likewise.
4823 * sibcall.c: Likewise.
4824 * simplify-rtx.c: Likewise.
4826 * ssa-ccp.c: Likewise.
4827 * stor-layout.c: Likewise.
4828 * timevar.c: Likewise.
4829 * toplev.c: Likewise.
4830 * unwind-dw2.c: Likewise.
4831 * unwind-dw2-fde.c: Likewise.
4832 * varasm.c: Likewise.
4834 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
4836 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
4837 or larger than an integer in memory.
4839 2001-08-17 Zack Weinberg <zackw@panix.com>
4841 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
4842 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
4843 * rtl.h: Don't forward-declare union tree_node here. Don't
4844 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
4845 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4846 and tree respectively.
4847 * tree.h: Don't forward-declare struct rtx_def here. Don't
4848 typedef tree here. Change all uses of struct rtx_def *,
4849 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
4850 and tree respectively.
4852 2001-08-17 Richard Henderson <rth@redhat.com>
4854 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
4855 config/mips/openbsd.h: Fix typos last change.
4857 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4859 * doc/invoke.texi (Optimize Options): The default for
4860 -finline-limit is 600.
4862 2001-08-17 Richard Henderson <rth@redhat.com>
4864 * varasm.c (text_section): Allow TEXT_SECTION to override the
4865 printing of TEXT_SECTION_ASM_OP.
4866 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
4867 (DATA_SECTION, BSS_SECTION): Remove.
4868 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
4869 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
4870 Rename from s/_NAME//.
4871 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
4872 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
4873 (TEXT_SECTION): ... here. New.
4874 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
4875 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
4876 * config/mips/openbsd.h: Likewise.
4877 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
4878 (mips_asm_file_end): Likewise test.
4879 (mips_output_function_epilogue): Likewise. Switch back to data
4880 section after emitting the function.
4882 * doc/tm.texi (Sections): Document TEXT_SECTION.
4884 2001-08-17 Richard Henderson <rth@redhat.com>
4886 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
4887 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
4889 2001-08-17 Richard Henderson <rth@redhat.com>
4891 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
4892 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
4893 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
4894 Add aligned attribute.
4896 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
4898 * config/sh/sh.md: Add modes to unspecs in first insn to match
4899 those in the second.
4901 * Makefile.in: Fix collect2 copy for Cygwin.
4903 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
4905 Install the proper patch.
4906 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4907 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4908 (expand_function_start): Likewise.
4909 * stmt.c (expand_decl): Likewise.
4910 * varasm.c (make_decl_rtx): Likewise.
4912 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
4914 * final.c: Undo my previous accidental checkin.
4915 * output.h: Likewise.
4916 * tm.texi: Likewise.
4918 2001-08-16 Richard Henderson <rth@redhat.com>
4920 * varasm.c (named_section_flags): Remove align parameter.
4921 * varasm.c, dwarf2out.c: Update all callers.
4922 * output.h: Update prototypes.
4924 * target.h (target.asm_out.named_section): Remove align parameter.
4925 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
4926 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
4927 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
4928 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
4929 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
4931 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
4932 (get_named_section_flags, set_named_section_flags): New.
4933 (named_section_flags): Use them.
4934 (named_section): Do decl vs section flags check here...
4935 (default_section_type_flags): ... not here.
4936 (init_varasm_once): Create in_named_htab.
4937 (resolve_unique_section): Mark reloc unused.
4939 2001-08-16 Richard Henderson <rth@redhat.com>
4941 * varasm.c (force_const_mem): Keep pool alignment in bits.
4942 (output_constant_pool): Use assemble_align.
4944 2001-08-16 Zack Weinberg <zackw@panix.com>
4946 * doc/tm.texi: Remove extra @table command.
4948 2001-08-16 Zack Weinberg <zackw@panix.com>
4950 * final.c (shorten_branches): Clear the end of the label_align
4951 array only if we made it larger. Break up messy expressions
4954 * diagnostic.c (internal_error): Check for error recursion
4955 before doing ICE suppression.
4957 * timevar.c: Timing variables now count in milliseconds.
4958 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
4959 (get_time): Not here.
4960 (timevar_print): Don't print any timer whose user, cpu, and
4961 wall times are all zero as displayed.
4962 * timevar.h: Update comment aboout units. Make timevar
4965 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
4967 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
4968 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
4969 (expand_function_start): Likewise.
4970 * stmt.c (expand_decl): Likewise.
4971 * varasm.c (make_decl_rtx): Likewise.
4973 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
4975 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
4976 (finalize_record_size): Don't set TYPE_USER_ALIGN.
4978 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4980 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
4983 2001-08-16 Andreas Jaeger <aj@suse.de>
4985 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
4988 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
4990 * rtl.h (only_sets_cc0_p): New prototype.
4991 * jump.c (sets_cc0_p): Handle INSN.
4992 (only_sets_cc0_p): New function.
4993 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
4994 (tidy_fallthru_edge): Likewise.
4995 * integrate.c (copy_insn_list): Likewise.
4996 * unroll.c (unroll_loop): Likewise.
4997 (copy_loop_body): Likewise.
4999 2001-08-15 Jason Eckhardt <jle@redhat.com>
5001 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
5003 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
5005 * predict.c (struct block_info_def): Remove nvisited.
5006 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5007 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5009 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
5010 (ix86_adjust_cost): Teach scheduler that latency to load operand can
5013 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
5015 * predict.def: Update hitrates.
5017 2001-08-15 Richard Henderson <rth@redhat.com>
5019 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
5021 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
5023 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
5024 note from its associated jump.
5026 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5028 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
5029 also on 64-bit s390x targets.
5031 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
5033 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
5035 (arm_expand_prologue): Handled nested functions which take a
5036 variable argument list.
5037 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
5038 macro with an invocation of
5039 arm_compute_initial_elimination_offset.
5040 * config/arm/arm-protos.h: Prototype
5041 arm_compute_initial_elimination_offset.
5043 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5045 * doc/install.texi (Specific, avr): Fix markup.
5046 (Specific, c4x): Ditto.
5048 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5050 * predict.c (dump_prediction): Change `bool' parameter to `int'.
5052 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
5054 * Makefile.in (OBJS): Add rtl-error.o
5055 (rtl-error.o): New rule.
5056 (diagnostic.o): Adjust dependency.
5057 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
5058 error_for_asm, _fatal_insn, _fatal_insn_not_found,
5059 warning_for_asm): Move to...
5060 rtl-error.c: ...here. New file.
5062 2001-08-14 Richard Henderson <rth@redhat.com>
5064 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
5065 if USING_SJLJ_EXCEPTIONS.
5067 2001-08-14 Steve Ellcey <sje@cup.hp.com>
5069 * tlink.c (scan_linker_output): Check string for unsatisfied in
5070 addition to undefined and unresolved.
5072 2001-08-14 Graham Stott <grahams@redhat.com>
5074 * libgcc2.c (*): Replace EH_FRAME_SECTION with
5075 EH_FRAME_SECTION_NAME.
5077 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
5079 * genattrtab.c (simplify_test_exp_in_temp): New function.
5080 (simplify_test_exp): Avoid explicit use of temporary obstack.
5081 (simplify_cond, insert_right_side, evaluate_eq_attr,
5082 simplify_and_tree, simplify_or_tree, eliminate_known_true):
5083 Use simplify_test_exp_in_temp.
5084 (optimize_attrs): Iterate until expression stabilizes.
5086 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
5088 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
5089 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
5091 2001-08-13 Richard Henderson <rth@redhat.com>
5093 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
5094 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
5095 * config/arm/conix-elf.h: Likewise.
5097 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5099 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
5101 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
5103 * gcse.c (hash_scan_set): Expressions that are set as part of
5104 jump instructions are not available.
5106 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5108 * config/s390/s390.c (print_operand, s390_function_prologue,
5109 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
5111 2001-08-13 Richard Henderson <rth@redhat.com>
5113 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
5114 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
5115 * doc/tm.texi (Exception Region Output): Document it.
5117 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
5119 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
5120 DWARF2 instead of stabs by default.
5122 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5124 * config/rs6000/rs6000.c: Include optabs.h.
5126 2001-08-13 David Edelsohn <edelsohn@gnu.org>
5128 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
5129 save/restore routines.
5130 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
5132 2001-08-13 Andreas Jaeger <aj@suse.de>
5134 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
5135 the english is correct.
5137 2001-08-13 Zack Weinberg <zackw@panix.com>
5139 * expr.h: Split out optab- and libfunc-related code to...
5140 * optabs.h, libfuncs.h: ... these new headers.
5142 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
5144 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
5146 * mkconfig.sh: Don't include insn-codes.h from config.h.
5148 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
5149 enum insn_code is available. Move reload_in_optab and
5150 reload_out_optab array declarations to optabs.h.
5151 * regmove.c (gen_add3_insn): Move to optabs.c, export from
5152 there, prototype in expr.h.
5153 * gencodes.c: Cleanup: zap global variables, don't use
5154 printf where puts will do, don't bother defining MAX_INSN_CODE
5155 which nothing uses, let CODE_FOR_nothing get its value implicitly.
5157 * genemit.c, genopinit.c: Include optabs.h in generated file.
5158 * genoutput.c: Include insn-codes.h in generated file.
5159 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
5160 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
5161 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
5162 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
5163 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
5164 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
5166 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
5167 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
5168 config/m88k/m88k.c, config/sparc/sparc.c:
5170 * reload.c: Include expr.h and optabs.h before reload.h.
5171 * config/alpha/alpha.c: Include tree.h before reload.h.
5172 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
5173 and reload.h in that order.
5174 * config/sparc/sparc.c: Include debug.h.
5175 * recog.c: Include insn-codes.h.
5177 2001-08-13 Andreas Jaeger <aj@suse.de>
5179 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
5182 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
5184 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
5185 * gcc.c (init_spec): Fix typo in comment.
5186 * varasm.c (data_section): Fix typo in comment.
5188 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
5190 * predict.c (dump_prediction): New argument "USED".
5191 (combine_predictions_for_insn): Determine the used heuristics,
5192 output the case no heuristic applied.
5193 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
5195 2001-08-13 Andreas Jaeger <aj@suse.de>
5197 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
5200 2001-08-13 Kazu Hirata <kazu@hxi.com>
5202 * jump.c: Fix formatting.
5204 2001-08-13 Kazu Hirata <kazu@hxi.com>
5206 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
5209 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
5211 * loop.c (check_dbra_loop): Use condjump_label to compute
5214 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
5215 to better document the files they're in.
5217 2001-08-12 Zack Weinberg <zackw@panix.com>
5219 * recog.h (struct insn_operand_data): Shrink 'mode' field
5222 2001-08-12 Kazu Hirata <kazu@hxi.com>
5224 * gcc.c: Fix comment formatting.
5225 * gccspec.c: Likewise.
5228 * genemit.c: Likewise.
5229 * gengenrtl.c: Likewise.
5230 * genrecog.c: Likewise.
5231 * gensupport.c: Likewise.
5232 * ggc-page.c: Likewise.
5233 * global.c: Likewise.
5234 * graph.c: Likewise.
5235 * ifcvt.c: Likewise.
5236 * integrate.c: Likewise.
5238 * libgcc2.c: Likewise.
5240 * mbchar.c: Likewise.
5241 * optabs.c: Likewise.
5242 * predict.c: Likewise.
5243 * prefix.c: Likewise.
5244 * profile.c: Likewise.
5245 * protoize.c: Likewise.
5247 * recog.c: Likewise.
5248 * regclass.c: Likewise.
5249 * regmove.c: Likewise.
5250 * reg-stack.c: Likewise.
5251 * reload1.c: Likewise.
5252 * resource.c: Likewise.
5253 * rtlanal.c: Likewise.
5256 2001-08-12 Kazu Hirata <kazu@hxi.com>
5258 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
5259 a tree representing a constant is passed to the macro.
5261 2001-08-12 Richard Henderson <rth@redhat.com>
5263 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
5264 (rs6000_elf_asm_out_destructor): New.
5265 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
5266 (DTORS_SECTION_ASM_OP): Remove.
5267 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5268 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
5270 2001-08-12 David Edelsohn <edelsohn@gnu.org>
5273 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5274 * gcc.c (set_collect_gcc_options): New function, split out from
5276 Ignore elided switches.
5277 (do_spec_1): Invoke before executing command.
5278 (set_input): Export.
5279 Move declaration ...
5280 * gcc.h (set_input): ... here.
5281 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
5284 2001-08-12 Richard Henderson <rth@redhat.com>
5286 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
5287 thinko wrt TARGET_RELOCATABLE.
5289 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
5291 * fix-header.c (cb_file_change): Update prototype.
5293 2001-08-11 Zack Weinberg <zackw@panix.com>
5295 * toplev.c (set_float_handler): Make static.
5296 * toplev.h: Don't prototype set_float_handler.
5298 * simplify-rtx.c: Don't include setjmp.h.
5299 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
5301 (simplify_unary_operation, simplify_binary_operation): Use them,
5302 via do_float_handler.
5304 * fold-const.c: Don't include setjmp.h.
5305 (exact_real_inverse_1): New function.
5306 (exact_real_inverse): Use it, via do_float_handler.
5308 * varasm.c: Don't include setjmp.h.
5309 (assemble_real_1): New function.
5310 (assemble_real): Use it, via do_float_handler.
5311 Call internal_error if we get a trap here.
5313 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
5314 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
5316 2001-08-11 Zack Weinberg <zackw@panix.com>
5318 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
5319 STACK_BOUNDARY if not already defined.
5321 * calls.c, function.c, reload1.c, explow.c: Don't default
5322 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
5323 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
5325 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
5328 * doc/tm.texi: Document that STACK_BOUNDARY is required;
5329 clarify difference between it and PREFERRED_STACK_BOUNDARY.
5331 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5333 * cppmacro.c (enter_macro_context): Push macro expansions even
5336 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5338 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
5339 (rs6000_elf_section_type_flags): Actually return a value.
5341 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5343 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
5344 Clean up code: add missing comments and prototypes, fix warnings,
5345 remove obsolete code, fix spacing to conform to coding style.
5347 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
5349 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
5350 and TARGET_ASM_CLOSE_PAREN.
5351 (regclass_map): CC register belongs to class NO_REGS.
5352 (legitimize_pic_address): Don't generate unnecessary moves
5353 (to avoid confusing loop optimization).
5354 (check_and_change_labels): Replace jump_long by indirect_jump.
5355 (s390_final_chunkify): Don't start a new literal pool on section
5356 switch in 64-bit code.
5357 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
5359 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
5360 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
5361 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
5363 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
5364 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
5365 (CONST_COSTS): Fixed incorrect costs.
5367 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
5368 Use emit_jump instead of emit_jump_insn (gen_jump).
5369 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
5370 (to avoid confusing flow analysis).
5371 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
5372 (casesi, casesi_jump): New.
5373 (jump_long): Removed. Functionality merged into indirect_jump.
5374 (indirect_jump): Accept address_operand, not just register_operand.
5375 (cjump_long, icjump_long): Use same logic as indirect_jump.
5376 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
5377 Fixed broken setjmp/longjmp handling.
5378 (do_builtin_setjmp_setup): Removed.
5380 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
5381 broken GNU as versions that don't accept .quad with large
5382 negative values. Use hexadecimal output instead.
5383 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
5384 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
5385 FUNCTION_EPILOGUE): Removed. Now in targetm.
5387 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
5389 * config/s390/fixdfdi.h: Add missing copyright statement.
5390 Fix type conflicts on 64-bit. Add missing SFmode routines.
5392 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
5395 2001-08-11 Richard Henderson <rth@redhat.com>
5397 * rtl.h (REG_EH_RETHROW): Remove.
5398 * rtl.c (reg_note_name): Update.
5399 * combine.c (distribute_notes): Don't check for it.
5401 2001-08-11 Richard Henderson <rth@redhat.com>
5403 * combine.c (distribute_notes): Place REG_SETJMP.
5405 2001-08-11 Richard Henderson <rth@redhat.com>
5407 * doc/extend.texi (Arrays and pointers implementation): Discourage
5408 relying on sign-extension of pointers.
5410 2001-08-11 H.J. Lu <hjl@gnu.org>
5412 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
5414 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
5415 RDATA_SECTION_ASM_OP.
5417 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5419 * doc/install.texi (Specific, c4x): Fix cross-reference to the
5420 main manual to work both for info and HTML versions.
5422 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5423 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5425 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
5426 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
5427 (struct cpp_pool): New member first.
5428 * cppinit.c (append_include_chain): Plug memory leaks.
5429 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
5430 Allocate pragma structures from the (aligned) macro pool to
5431 avoid leaking memory.
5432 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
5433 so we don't leak memory.
5434 * hashtable.c (ht_destroy): New.
5435 * hashtable.h (ht_destroy): New.
5437 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
5438 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5440 * c-lex.c (map): Make const.
5441 (cb_file_change): Update for callback passing a line map.
5442 Don't assume we have a previous map. Remove sanity check
5443 about popping too many files.
5444 * cpperror.c (print_location): Make map const.
5445 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
5446 (cpp_make_system_header): Similarly.
5447 (search_from): Similarly.
5448 (_cpp_execute_include): Don't remember where we came from.
5449 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
5450 (struct cpp_reader): Make map const.
5451 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
5452 * cpplib.c (do_line): Update; line maps now hold sysp.
5453 (cpp_push_buffer): Similarly.
5454 (_cpp_do_file_change): Similarly; callback with map instead.
5455 (cpp_get_line_maps): Constify return value.
5456 (_cpp_pop_buffer): Update.
5457 * cpplib.h (struct cpp_file_change): Remove.
5458 (struct cpp_callbacks): Update.
5459 (cpp_get_line_maps): Constify return value.
5460 * cppmacro.c (_cpp_create_definition): Update.
5461 * cppmain.c (struct printer): Constify map.
5462 (maybe_print_line): Similarly.
5463 (print_line): Similarly. Deduce flags 1 and 2 here.
5464 (cb_file_change): Update.
5465 * line-map.c (free_line_maps): Warn regardless.
5466 (add_line_map): Return pointer to const. When passed NULL to_file
5467 with LC_LEAVE, use the obvious values for the return point so the
5468 caller doesn't have to figure them out.
5469 (lookup_line): Return pointer to const.
5470 (print_containing_files): Take pointer to const.
5471 * line-map.h (struct line_map): New members reason, sysp.
5472 (add_line_map): Return pointer to const.
5473 (lookup_line): Similarly.
5474 (print_containing_files): Take pointer to const.
5476 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
5477 Richard Henderson <rth@redhat.com>
5479 * regmove.c (regmove_optimize): Avoid setting a register twice in
5482 2001-08-10 Richard Henderson <rth@redhat.com>
5484 * doc/extend.texi (Arrays and pointers implementation): Document
5485 behavior of pointer/integer conversion.
5487 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
5489 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
5491 2001-08-10 Richard Henderson <rth@redhat.com>
5493 * doc/extend.texi (C Implementation): New chapter.
5494 * doc/gcc.texi (Top): Link it in.
5496 2001-08-10 Andrew Cagney <ac131313@redhat.com>
5498 * doc/install.texi (Specific): Fix CVS merge botch.
5500 2001-08-10 Richard Henderson <rth@redhat.com>
5502 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
5503 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
5505 2001-08-10 Zack Weinberg <zackw@stanford.edu>
5507 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
5508 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
5509 this macro is now required.
5511 * cselib.c (cselib_process_insn), flow.c (propagate_block),
5512 loop.c (find_and_verify_loops), reload.c (reload): Check
5513 for rtx code of CALL_INSN, not CALL, when deciding if we
5514 need to check for REG_SETJMP note.
5516 * gcse.c (compute_hash_table, compute_store_table): Update
5517 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
5520 * config/avr/avr.c: Fix typo.
5521 * config/convex/convex.c (expand_movstr): Use adjust_address.
5522 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
5524 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
5525 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
5527 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
5528 Do define STACK_BOUNDARY.
5529 * config/i370/i370.c: Include expr.h.
5530 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
5531 config/pa/som.h, config/v850/v850.h: Take in_ctors and
5532 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
5533 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
5534 * config/m88k/m88k.c: Include c-tree.h after expr.h.
5535 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
5536 * config/romp/romp.c: Include expr.h after tree.h.
5538 (output_fpop): Use xmalloc, not oballoc.
5539 * config/we32k/we32k.c: Include expr.h.
5541 2001-08-10 Kazu Hirata <kazu@hxi.com>
5543 * config/h8300/h8300.h: Fix formatting.
5545 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5547 * c-common.h (RETURN_NULLIFIED_P): Lose.
5548 * c-semantics.c (genrtl_return_stmt): Don't check it.
5550 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5552 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
5553 (mips_annotate_frame_insn): New function.
5554 (mips_emit_frame_related_store): New function.
5555 (save_restore_insns): Don't mark instructions that set up the base
5556 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
5557 the store instructions instead.
5558 (mips_expand_prologue): If the stack size is moved into a temporary
5559 register, do not mark that move as frame-related. Add a
5560 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
5562 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5564 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
5565 stack slot as unchanging if current_function_calls_eh_return.
5567 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
5569 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
5570 access the second half of the TFmode scratch operand.
5572 2001-08-10 Anthony Green <green@redhat.com>
5574 * java/class.c (emit_register_classes): Conditionalize code on
5577 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5579 * doc/install.texi (Specific, avr): Fix cross-reference to the
5580 main manual to work both for info and HTML versions.
5582 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
5584 * stmt.c (expand_null_return_1): Remove code to generate simple returns
5585 and "use_goto" argument.
5586 (expand_null_return, expand_value_return): Update all callers.
5587 * function.c (expand_function_end): Remove code to generate simple
5589 * config/vax/vax.md (epilogue): New expander for function return.
5590 * doc/md.texi (epilogue): Remove "if defined".
5592 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5594 * Makefile.in: Partially revert my previous change:
5595 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
5596 of the hashtab.o and safe-ctype.o rules.
5598 2001-08-09 Richard Henderson <rth@redhat.com>
5600 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
5601 (USE_COLLECT2): Remove duplicate definition.
5602 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
5603 (use_collect2): Remove dead code.
5604 * configure.in (use_collect2): Remove will_use_collect2 and
5605 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
5606 * configure: Rebuild.
5608 * target.h (targetm.asm_out.constructor): New.
5609 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
5610 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
5611 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
5612 * varasm.c (in_ctors, in_dtors): New.
5613 (assemble_constructor, assemble_destructor): Remove.
5614 (default_stabs_asm_out_destructor): New.
5615 (default_named_section_asm_out_destructor): New.
5616 (dtors_section, default_dtor_section_asm_out_destructor): New.
5617 (default_stabs_asm_out_constructor): New.
5618 (default_named_section_asm_out_constructor): New.
5619 (ctors_section, default_ctor_section_asm_out_constructor): New.
5620 * output.h: Update declarations.
5621 * c-decl.c (c_expand_body): Use target hooks instead of
5622 assemble_constructor and assemble_destructor.
5623 * profile.c (output_func_start_profiler): Likewise.
5624 * objc/objc-act.c (finish_objc): Likewise.
5625 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
5626 for the constructor.
5627 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
5629 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
5630 (DTORS_SECTION_ASM_OP): Likewise.
5631 (__CTOR_LIST__): Use attribute section when possible.
5632 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
5634 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
5635 ASM_OUTPUT_CONSTRUCTOR.
5637 * config/darwin.c (machopic_asm_out_constructor): New.
5638 (machopic_asm_out_destructor): New.
5639 * config/darwin-protos.h: Update declarations.
5640 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5641 (ASM_OUTPUT_DESTRUCTOR): Remove.
5642 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5643 * config/nextstep.c (nextstep_asm_out_constructor): New.
5644 (nextstep_asm_out_destructor): New.
5645 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5646 (ASM_OUTPUT_DESTRUCTOR): Remove.
5647 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5648 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
5649 ASM_OUTPUT_*STRUCTOR.
5650 * config/i386/aix386ng.h: Likewise.
5652 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
5653 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
5654 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5655 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5656 * config/lynx.h: Likewise.
5657 * config/netware.h: Likewise.
5658 * config/psos.h: Likewise.
5659 * config/alpha/alpha-interix.h: Likewise.
5660 * config/alpha/elf.h: Likewise.
5661 * config/arc/arc.h: Likewise.
5662 * config/arm/aof.h: Likewise.
5663 * config/arm/coff.h: Likewise.
5664 * config/arm/elf.h: Likewise.
5665 * config/c4x/c4x.h: Likewise.
5666 * config/h8300/h8300.h: Likewise.
5667 * config/i386/cygwin.h: Likewise.
5668 * config/i386/djgpp.h: Likewise.
5669 * config/i386/i386-coff.h: Likewise.
5670 * config/i386/i386-interix.h: Likewise.
5671 * config/i386/sco5.h: Likewise.
5672 * config/i386/vsta.h: Likewise.
5673 * config/i386/win32.h: Likewise.
5674 * config/i960/i960-coff.h: Likewise.
5675 * config/ia64/sysv4.h: Likewise.
5676 * config/m68hc11/m68hc11.h: Likewise.
5677 * config/m68k/coff.h: Likewise.
5678 * config/m68k/mot3300.h: Likewise.
5679 * config/m88k/m88k.h: Likewise.
5680 * config/mcore/mcore-pe.h: Likewise.
5681 * config/mcore/mcore.h: Likewise.
5682 * config/mips/elf.h: Likewise.
5683 * config/mips/elf64.h: Likewise.
5684 * config/mips/iris6.h: Likewise.
5685 * config/pa/pa64-hpux.h: Likewise.
5686 * config/rs6000/sysv4.h: Likewise.
5687 * config/sh/sh.h: Likewise.
5688 * config/sparc/litecoff.h: Likewise.
5690 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
5691 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
5692 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5693 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5694 (ASM_OUTPUT_DESTRUCTOR): Remove.
5695 * config/a29k/a29k.c: Move include of tree.h.
5696 * config/a29k/udi.h: Delete file.
5697 * config/alpha/alpha.c (vms_asm_out_constructor): New.
5698 (vms_asm_out_destructor): New.
5699 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
5700 (EXTRA_SECTION_FUNCTIONS): Likewise.
5701 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5702 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5703 * config/c4x/c4x.c: Move include of tree.h.
5704 * config/clipper/clipper.c (clix_asm_out_constructor): New.
5705 (clix_asm_out_destructor): New.
5706 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5707 (ASM_OUTPUT_DESTRUCTOR): Remove.
5708 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5709 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5710 (TARGET_ASM_CONSTRUCTOR): New.
5711 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
5712 (sco_asm_out_constructor): New.
5713 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
5714 * config/i386/svr3gas.h: Remove stack grows up code.
5715 Remove code duplicated from i386/sysv3.h.
5716 (TARGET_ASM_CONSTRUCTOR): New.
5717 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
5718 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
5719 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5720 (TARGET_ASM_CONSTRUCTOR): New.
5721 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
5722 (m68hc11_asm_out_destructor): New.
5723 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
5724 (TARGET_ASM_DESTRUCTOR): New.
5725 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
5726 * config/m68k/dpx2.h: Properly undef all the bits inherited from
5727 config/svr3.h pertaining to section manipulation.
5728 * config/m68k/dpx2g.h: Remove #if 0 code.
5729 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
5730 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
5731 (ASM_OUTPUT_CONSTRUCTOR): Remove.
5732 (TARGET_ASM_CONSTRUCTOR): New.
5733 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
5734 (m88k_svr3_asm_out_constructor): New.
5735 (m88k_svr3_asm_out_destructor): New.
5736 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5737 (ASM_OUTPUT_DESTRUCTOR): Remove.
5738 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5739 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
5740 * config/rs6000/aix.h: Likewise.
5741 * config/mips/rtems64.h: Don't undef removed constructor related bits.
5742 * config/mips/vxworks.h: Likewise.
5743 * config/rs6000/lynx.h: Likewise.
5744 * config/sh/elf.h: Likewise.
5745 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
5746 (DTORS_SECTION_ASM_OP): New.
5747 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5748 (ASM_OUTPUT_DESTRUCTOR): Remove.
5749 * config/sparc/sol2-sld-64.h: Likewise.
5750 * config/vax/vax.c (vms_asm_out_constructor): New.
5751 (vms_asm_out_destructor): New.
5752 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
5753 (ASM_OUTPUT_DESTRUCTOR): Remove.
5754 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
5756 * doc/tm.texi (@node Initialization): Update.
5758 2001-08-09 Richard Henderson <rth@redhat.com>
5760 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
5761 (__do_global_dtors_aux): Use gp-relative static data to avoid
5762 one dynamic relocation.
5763 (__do_frame_setup): Register Java classes.
5764 * config/alpha/crtend.asm (__JCR_END__): New.
5766 2001-08-09 Zack Weinberg <zackw@stanford.edu>
5768 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
5769 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
5770 (GEN, STAGESTUFF): Add new files.
5771 (insn-constants.h, s-constants, tm-preds.h, s-preds,
5772 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
5773 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
5774 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
5775 as well as insn-codes.h and insn-flags.h in config.h; and no
5776 extra headers in tconfig.h and hconfig.h.
5778 * gencodes.c: Eliminate code to generate predicate declarations
5779 or #defines for md-file constants.
5780 * genconstants.c, genpreds.c: New files.
5782 * i386.md: Re-order guard expressions such that TARGET_64BIT
5783 comes first, when this permits better optimization. Add
5784 TARGET_64BIT to more x86-64 patterns. Add comment explaining
5785 why this is desirable.
5787 2001-08-09 Jakub Jelinek <jakub@redhat.com>
5789 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
5790 (find_fde_for_dso): Remove.
5791 (_Unwind_IteratePhdrCallback): New.
5792 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
5793 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
5795 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5797 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
5798 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
5800 2001-08-09 Graham Stott <grahams@redhat.com>
5802 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
5803 (vis_no_unit): Use it.
5804 (visualize_no_unit): Add the insn only if room exists.
5806 2001-08-09 Graham Stott <grahams@redhat.com>
5808 * predict.c (estimate_probability): Replace magic numbers with
5809 appropriate enumeration.
5811 2001-08-09 Graham Stott <grahams@redhat.com>
5813 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
5815 (EXTRACT_FLAGS): Likewise.
5817 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
5819 * config/mips/mips.c (mips_legitimate_address_p): Check for
5820 CONST_INT in last patch.
5822 2001-08-08 Anthony Green <green@redhat.com>
5824 * java/class.c (emit_register_classes): Use assemble_jcr if
5825 possible. Keep the original mechanism as a fallback.
5826 * defaults.h (JCR_SECTION_NAME): Define if we have named section
5827 and weak symbol support.
5828 * crtstuff.c (__JCR_LIST__): Define.
5829 (__JCR_END__): Define.
5830 (_Jv_RegiserClasses): Define weak symbol if possible.
5831 (__do_global_ctors_aux): Register classes for ELF targets with
5832 weak symbol support.
5834 2001-08-08 Kazu Hirata <kazu@hxi.com>
5836 * dbxout.c: Fix comment formatting.
5837 * dependence.c: Likewise.
5839 * diagnostic.c: Likewise.
5840 * dominance.c: Likewise.
5841 * doprint.c: Likewise.
5842 * dwarf2out.c: Likewise.
5843 * dwarfout.c: Likewise.
5844 * emit-rtl.c: Likewise.
5845 * except.c: Likewise.
5846 * explow.c: Likewise.
5847 * expmed.c: Likewise.
5850 * fold-const.c: Likewise.
5851 * function.c: Likewise.
5853 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5855 * global.c (retry_global_alloc): Avoid shadowing allocno.
5857 2001-08-08 Mark Mitchell <mark@codesourcery.com>
5859 * except.c (remove_fixup_regions): Fix typo.
5861 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
5863 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
5864 unsigned HOST_WIDE_INT to avoid warning.
5865 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
5866 * flow.c (set_block_for_new_insns): Likewise.
5868 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
5870 * sibcall.c (return_value_pseudo): New static variable.
5871 (skip_copy_to_return_value): Handle return_value_pseudo.
5872 (call_ends_block_p): Ensure that return_value_pseudo is set.
5873 (optimize_sibling_and_tail_recursive_call): Discover the
5874 load of pseudo return value in alternate exit block.
5876 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5878 * calls.c (ECF_ALWAYS_RETURN): New constant.
5879 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
5880 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
5881 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
5882 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
5883 * rtl.c (reg_note_name): New name.
5884 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
5886 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
5888 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
5890 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
5892 * alias.c (get_alias_set): Return a previously calculated
5893 alias set for a VAR_DECL.
5894 * function.c (gen_mem_addressof): Calculate the alias set before
5897 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
5899 * predict.def: Set hitrates according our experimental run.
5901 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
5903 * i386.h (HARD_REGNO_RENAME_OK): New macro.
5905 2001-08-08 H.J. Lu <hjl@gnu.org>
5907 * config/mips/mips.c (mips_unique_section): New. Copied from
5910 * config/mips/mips-protos.h (mips_unique_section): New
5913 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
5915 * config/mips/little.h: New. Generic little endian mips
5916 targets. Only mips*-*-linux* is converted to use it so far.
5918 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
5919 (WCHAR_TYPE): Defined
5920 (WCHAR_TYPE_SIZE): Likewise.
5921 (INIT_SUBTARGET_OPTABS): Likewise.
5922 (BSS_SECTION_ASM_OP): Likewise.
5923 (SBSS_SECTION_ASM_OP): Likewise.
5924 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
5925 (ASM_DECLARE_OBJECT_NAME): Likewise.
5926 (UNIQUE_SECTION): Likewise.
5927 (EXTRA_SECTIONS): Likewise.
5928 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
5929 (ASM_OUTPUT_DESTRUCTOR): Likewise.
5930 (ASM_OUTPUT_DEF): Likewise.
5931 (HANDLE_SYSV_PRAGMA): Removed.
5932 (NO_IMPLICIT_EXTERN_C): Likewise.
5933 (TARGET_MEM_FUNCTIONS): Likewise.
5934 (STARTFILE_SPEC): Likewise.
5935 (ENDFILE_SPEC): Likewise.
5936 (LIB_SPEC): Likewise.
5937 (INVOKE__main): Likewise.
5938 (CTOR_LIST_BEGIN): Likewise.
5939 (CTOR_LIST_END): Likewise.
5940 (DTOR_LIST_BEGIN): Likewise.
5941 (DTOR_LIST_END): Likewise.
5942 (SET_ASM_OP): Likewise.
5943 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5944 (ASM_OUTPUT_DEF): Likewise.
5945 (ASM_OUTPUT_IDENT): Likewise.
5947 * config/mips/mips.h (ASM_SPEC): Undefine before define.
5948 (CPLUSPLUS_CPP_SPEC): Likewise.
5949 (ASM_APP_ON) Redefine only if not defined.
5950 (ASM_APP_OFF): Likewise.
5951 (ASM_OUTPUT_SOURCE_LINE): Likewise.
5952 (ASM_OUTPUT_IDENT): Likewise.
5954 * config.gcc: Update tm_file for Linux/mips.
5956 2001-08-08 Bernd Schmidt <bernds@redhat.com>
5958 * cselib.c (cselib_record_sets): If insn is predicated, turn
5959 sources into IF_THEN_ELSEs.
5961 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
5962 Turn into define_insn_and_split.
5964 * sched-deps.c: Include "cselib.h".
5965 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
5966 Use cselib to turn memory addresses into VALUEs.
5967 (sched_analyze): Call cselib_init/cselib_finish if necessary.
5968 * sched-int.h (struct sched_info): New member USE_CSELIB.
5969 * sched-ebb.c (ebb_sched_info): Initialize it.
5970 * sched-rgn.c (rgn_sched_info): Likewise.
5971 * Makefile.in (sched-deps.o): Update dependencies.
5973 * cselib.h (cselib_subst_to_values): Declare.
5974 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
5975 that have no value and autoincs to be handled by generating a new
5978 2001-08-08 Graham Stott <grahams@redhat.com>
5980 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
5981 within fixed length SEQUENCE.
5983 2001-08-08 Graham Stott <grahams@redhat.com>
5985 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
5986 (diagnostic_prefixing_rule): Likewise.
5987 (diagnostic_line_cutoff): Likewise.
5988 (diagnostic_kind_count): Likewise.
5990 2001-08-08 Graham Stott <grahams@redhat.com>
5992 * alias.c (find_base_decl): Delete redundent assignment.
5994 2001-08-08 Graham Stott <grahams@redhat.com>
5996 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
5997 (abs): Uppercase and paranthesize macro parameter.
5998 (MEM_DEPENDENCY): Add whitespace.
6000 2001-08-08 Graham Stott <grahams@redhat.com>
6002 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
6003 failure check for CONST_INT
6005 2001-08-08 Graham Stott <grahams@redhat.com>
6007 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
6008 (libcall_dead_p): Likewise.
6010 (mark_used_regs): Constify fmt.
6011 (find_use_as_address): Likewise.
6013 2001-08-08 Graham Stott <grahams@redhat.com>
6015 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
6018 2001-08-08 Graham Stott <grahams@redhat.com>
6020 * combine.c (combine_simplify_rtx): Update comment and
6021 remove erroneous test.
6023 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6025 * cppinit.c (cpp_finish): Pop the final buffer without comment.
6026 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
6027 take care to avoid multiple no-newline at EOF warnings in that
6030 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
6032 * calls.c (expand_call): Do not emit INSN_SETJMP note.
6033 (emit_library_call_value_1): Likewise.
6034 (emit_call_1): Emit REG_SETJMP note.
6035 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
6037 * cselib.c (cselib_process_insn): Likewise.
6038 * flow.c (propagate_block): Likewise.
6039 * loop.c (find_and_verify_loops): Likewise.
6040 * reload.c (find_equiv_regs): Likewise.
6041 * reload1.c (reload): Likewise.
6042 * resource.c (mark_referenced_resources,
6043 mark_set_resources): Likewise.
6044 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
6045 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
6046 * haifa-sched.c (unlink_other_notes): Likewise.
6047 (reemit_notes): Likewise.
6048 * sched-ebb.c (sched_ebb): Likewise.
6049 * sched-rgc.c (sched_region): Likewise.
6050 * rtl.c (note_insn_name): Likewise.
6051 (reg_note_name): Add REG_SETJMP
6052 * rtl.h (reg_note): Add REG_SETJMP.
6053 (insn_note): Remove NOTE_INSN_SETJMP.
6055 * profile.c (branch_prob): Add fake edges for setjmp.
6057 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
6059 * config.gcc: Quote target_cpu_default2 correctly for
6060 powerpc*-*-* targets.
6062 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
6064 * cpplib.h, line-map.h: Update comments.
6065 * cppmain.c (printer_init): Move inline.
6066 (maybe_print_line, print_line): Take a map pointer.
6067 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
6068 (cb_file_change): Don't use prior value of print.map.
6070 2001-08-07 David Edelsohn <edelsohn@gnu.org>
6072 * doc/install.texi: Document fine-grained multilib configuration.
6074 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6076 * rtlanal.c (find_first_parameter_load): Call note_stores
6077 only on the instructions.
6079 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
6081 * alias.c (nonlocal_mentioned_p):
6082 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
6083 * calls.c (emit_call_1): Likewise.
6084 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
6085 * cselib.c (cselib_process_insn): Likewise.
6086 * df.c (df_insns_modify): Likewise.
6087 * flow.c (need_fake_edge_p): Likewise.
6088 (propagate_one_insn): Likewise.
6089 * haifa-sched.c (reemit_notes): Likewise.
6090 * integrate.c (copy_insn_list): Likewise.
6091 * jump.c (delete_prior_computation): Likewise.
6092 * local-alloc.c (validate_equiv_mem): Likewise.
6093 * loop.c (scan_loop): Likewise.
6094 * predict.c (estimate_probability): Likewise.
6095 * reload.c (reload): Likewise.
6096 * sched-deps (sched_analyze): Likewise.
6097 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
6098 * gcse.c (compute_hash_table): Likewise.
6099 (mark_call): Likewise.
6100 (store_killed_in_insn): Likewise.
6102 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
6104 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
6106 2001-08-06 Richard Henderson <rth@redhat.com>
6108 * varasm.c (assemble_gc_entry): Remove.
6109 * output.h: Likewise.
6111 2001-08-06 Richard Henderson <rth@redhat.com>
6113 * varasm.c (assemble_constructor): Take a symbol_ref and a
6114 priority instead of a bare string. Move priority handling
6115 here from cp/decl2.c.
6116 * output.h: Update decls.
6118 * c-decl.c (c_expand_body): Update calls to assemble_constructor
6119 and assemble_destructor.
6120 * profile.c (output_func_start_profiler): Likewise.
6121 * objc/objc-act.c (finish_objc): Likewise.
6122 (build_module_descriptor): Return the symbol not the symbol name.
6124 2001-08-06 David Edelsohn <edelsohn@gnu.org>
6126 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
6127 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
6128 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
6129 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
6130 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
6131 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
6133 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6135 * cpperror.c (print_containing_files): Moved to line-map.c.
6136 (print_location): line-map.c handles re-listing or otherwise.
6137 * cpphash.h (struct lexer_state): Remove next_bol.
6138 (struct cpp_buffer): Remove include_stack_listed.
6139 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
6140 Remove faked buffer handling.
6141 (_cpp_do_file_change): Tweak.
6142 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
6143 * cppmain.c (struct printer): Remove filename.
6144 (print_line, cb_file_change): Update accordingly.
6145 * line-map.c: Include intl.h.
6146 (init_line_maps): Initialize last_listed.
6147 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
6148 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
6149 (print_containing_files): New.
6150 * line-map.h (struct line_maps): New member last_listed.
6151 (print_containing_files, INCLUDED_FROM): New.
6152 * Makefile.in: Update.
6153 * po/POTFILES.in: Add line-map.c.
6155 2001-08-06 Richard Henderson <rth@redhat.com>
6157 * except.c (convert_from_eh_region_ranges_1): Never mark
6158 USE or CLOBBER insns as throwing.
6160 * expr.c (store_constructor): Don't clobber memory targets.
6162 2001-08-06 Andreas Jaeger <aj@suse.de>
6164 * profile.c (branch_prob): Remove unused variable insn.
6166 * Makefile.in (local-alloc.o): Add dependency on except.h.
6168 * local-alloc.c: Include except.h for can_throw_internal prototype.
6170 2001-08-06 Richard Henderson <rth@redhat.com>
6172 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
6173 * function.c (expand_main_function): Implement it.
6174 * doc/tm.texi: Document it.
6176 2001-08-06 Stan Shebs <shebs@apple.com>
6178 * doc/install.texi: Document powerpc-*-darwin* details.
6180 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
6182 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
6183 (ASM_CPU_SPEC): Move back to rs6000.h
6184 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
6186 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
6188 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
6191 * config/rs6000/linux64.h: Ditto.
6193 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6194 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
6197 Remove accidently readded definitions of FUNCTION_PROLOGUE,
6198 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
6200 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
6203 2001-08-05 Richard Henderson <rth@redhat.com>
6205 * local-alloc.c (update_equiv_regs): Do not move insns that
6208 2001-08-05 Jan Hubicka <jh@suse.cz>
6210 * Makefile.in (reload1.o): Add dedendancy on except.h
6211 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
6213 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
6214 indicating wehther edges has been cleaned up.
6215 * reload1.c: Inlucde except.h
6216 (fixup_abnormal_edges): Accept deleted insns.
6217 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
6220 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
6222 * cpplib.c (do_line): Correct line number after pop_buffer.
6224 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6226 PR preprocessor/3824
6227 * line-map.c: Update comments.
6228 * line-map.h: Update comments.
6229 * tradcif.y: Don't consider large numbers unsigned.
6231 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
6233 PR preprocessor/3081
6234 * c-lex.c (map): New.
6235 (cb_file_change): Update map and use it.
6236 (cb_def_pragma, cb_define, cb_undef): Use map and line.
6237 (c_lex): Update to use map.
6238 * cpperror.c (print_location): Move to using logical line numbers.
6239 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
6240 (cpp_make_system_header): Similarly.
6241 (_cpp_execute_include): Stop line numbering hacks. Store the
6242 line we will return to.
6243 * cpphash.h (CPP_BUF_LINE): Remove.
6244 (struct cpp_buffer): Remove lineno and pseudo_newlines.
6245 Add map and return_to_line.
6246 (_cpp_do_file_change): Update.
6247 * cppinit.c (cpp_start_read): Update line kludge.
6248 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
6249 (trigraph_ok): Use logical line numbers for diagnostics.
6250 (skip_block_comment): Likewise.
6251 (skip_whitespace): Likewise.
6252 (skip_line_comment): Use pfile->line instead.
6253 (_cpp_lex_token): Update to use logical line numbering exclusively.
6254 Handle BOL locally. Accept new lines in directives, but keep
6255 pfile->line decremented. Diagnostics use logical lines. Update
6257 * cpplib.c (SEEN_EOL): New.
6258 (skip_rest_of_line, check_eol): Use it.
6259 (end_directive): Increase line number when accepting the newline
6260 at the end of a directive.
6261 (run_directive): Simplify.
6262 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
6263 (_cpp_do_file_change): Update to take buffer line number as an
6264 argument, and store the current map in the cpp_reader. Remove
6265 line number kludges.
6266 (_cpp_do__Pragma): Restore output position after a _Pragma.
6267 (cpp_push_buffer): Don't set output line or lineno.
6268 (_cpp_pop_buffer): Transfer more info from a faked buffer.
6269 Remove line kludge. Set output_line.
6270 * cppmacro.c (builtin_macro): Update handling of __LINE__.
6271 (parse_arg): Use logical lines.
6272 (save_lookahead_token): Save EOFs too now.
6273 * cppmain.c (struct printer): Fix comments.
6274 (printer_init): Simplify, let caller do errors.
6275 (scan_translation_unit, check_multiline_token, dump_macro): Update.
6276 (maybe_print_line): Simplify.
6277 (print_line): Don't print a linemarker if -P.
6278 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
6279 (cb_file_change): Simplify.
6280 * line-map.h (LAST_SOURCE_LINE): Fix.
6281 (CURRENT_LINE_MAP): New.
6283 2001-08-05 Bernd Schmidt <bernds@redhat.com>
6285 * doloop.c (doloop_modify_runtime): Properly compute number of
6286 iterations if loop was unrolled.
6288 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
6289 if their CSELIB_VAL_PTRs are.
6291 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
6292 (setup_spill_pointers): Initialize it.
6293 (spill_restore_mem): Set it.
6294 (do_spill, do_restore): Use it to add REG_INC note.
6295 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
6297 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
6298 asms if other insns are available.
6300 * config/ia64/ia64.c (condop_operator): New predicate.
6301 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
6302 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
6305 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
6306 temporary register than directly using a MEM.
6308 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6310 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
6311 parameter in last change.
6313 2001-08-04 Zack Weinberg <zackw@panix.com>
6315 * sparc.md: Don't use #if inside C test expression.
6317 2001-08-04 Richard Henderson <rth@redhat.com>
6319 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
6321 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
6323 * cpphash.h (struct cpp_reader): New member directive_line.
6324 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
6325 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
6326 do_pragma): Pass line to callbacks.
6327 (start_directive): Record line of directive.
6328 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
6329 cb_include): Similarly.
6330 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
6333 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6335 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
6338 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
6340 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
6342 * reload1.c (fixup_abnormal_edges): New static function.
6345 * flow.c (need_fake_edge_p): New function.
6346 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
6347 avoid call insn to be very last insn in the insn stream.
6349 * profile.c (branch_prob): Call flow_call_edges_add instead of
6350 doing that by hand; cleanup cfg to re-merge basic blocks once
6353 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6355 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
6356 are also on line-map.h.
6357 * cppfiles.c (stack_include_file): Update.
6358 * cpphash.h (struct cpp_buffer): New member return_at_eof.
6359 (_cpp_pop_buffer): New.
6360 * cppinit.c (cpp_destroy, cpp_finish): Update.
6361 (do_includes): Mark each buffer to return at EOF.
6362 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
6363 return as requested.
6364 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
6365 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
6366 * cpplib.h (cpp_pop_buffer): Remove.
6367 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
6368 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
6370 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
6372 (do_preprocessing): Update.
6373 * fix-header.c (read_scan_file): Update. No need to pop buffers.
6374 * c-parse.in (_yylex): Similarly.
6375 * scan-decls.c (scan_decls): Similarly.
6376 * line-map.h: Update comments.
6378 * objc/Make-lang.in (objc-act.o): Update dependencies.
6380 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6382 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
6383 and soft register for operand 0.
6384 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
6386 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6388 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
6389 register for operand 0.
6390 ("bitcmpqi_z_used"): Allow memory for operand 0.
6391 (split "bitcmpqi"): New split to handle address reg as operand 1.
6393 2001-08-04 Andreas Jaeger <aj@suse.de>
6395 * gcse.c: Revert Daniel's last patch.
6397 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6399 * sparc-protos.h: Add prototypes for fp_zero_operand and
6401 * sh-protos.h: Add prototype for fpul_operand.
6403 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
6405 * doc/extend.texi (Other Builtins): Fix typo in last change.
6407 2001-08-03 Richard Henderson <rth@redhat.com>
6409 * target.h (gcc_target): Add asm_out.named_section,
6410 section_type_flags, have_named_sections.
6411 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
6412 (TARGET_HAVE_NAMED_SECTIONS): New.
6413 (TARGET_SECTION_TYPE_FLAGS): New.
6415 * Makefile.in (toplev.o): Depend on TARGET_H.
6416 (varasm.o, dbxout.o): Likewise.
6417 * c-common.c (decl_attributes): Check targetm.have_named_sections
6418 instead of ifdef ASM_OUTPUT_SECTION_NAME.
6419 * dbxout.c (dbxout_function_decl): Likewise.
6420 (dbxout_function_end): Likewise.
6421 * toplev.c (compile_file): Likewise.
6422 * varasm.c (exception_section): Likewise.
6423 * cp/decl2.c (finish_objects): Likewise.
6425 * defaults.h (EH_FRAME_SECTION): Remove.
6426 (EH_FRAME_SECTION_ASM_OP): Remove.
6427 (EH_FRAME_SECTION_NAME): New.
6428 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
6429 (UNIQUE_SECTION_P): Remove.
6430 * dwarf2out.c (SECTION_FORMAT): Remove.
6431 (ASM_OUTPUT_SECTION): Remove.
6432 (output_call_frame_info): Use named_section_flags.
6433 (output_comp_unit, dwarf2out_start_source_file): Likewise.
6434 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
6435 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
6436 * varasm.c (in_eh_frame, eh_frame_section): Remove.
6437 (named_section_flags): New.
6438 (named_section): Use it and targetm.section_type_flags.
6439 (resolve_unique_section): New.
6440 (assemble_start_function): Use it.
6441 (asm_emit_uninitialised, assemble_variable): Likewise.
6442 (default_section_type_flags): New.
6443 (default_no_named_section, default_elf_asm_named_section): New.
6444 (default_coff_asm_named_section, default_pe_asm_named_section): New.
6445 * output.h: Update varasm.c decls.
6446 (SECTION_*): New flags.
6448 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
6449 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
6451 * config/elfos.h (UNIQUE_SECTION_P): Remove.
6452 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
6453 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
6454 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6455 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
6456 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
6457 * config/mips/elf.h, config/mips/elf64.h: Likewise.
6458 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
6459 * config/pa/pa64-hpux.h,
6461 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
6462 (TARGET_ASM_NAMED_SECTION): New.
6463 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
6464 * config/alpha/vms.h, config/arm/coff.h: Likewise.
6465 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
6466 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
6467 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
6468 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
6469 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
6470 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
6471 * config/i386/sco5.h, config/i386/win32.h: Likewise.
6472 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
6473 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
6474 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
6475 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
6476 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
6477 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
6478 * config/sparc/sysv4.h: Likewise.
6480 * config/nextstep.h: Error until named sections implemented.
6482 * config/a29k/a29k.c (a29k_asm_named_section): New.
6483 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
6484 (vms_section_type_flags, vms_asm_named_section): New.
6485 * config/arm/arm.c (arm_elf_asm_named_section): New.
6486 * config/avr/avr.c (asm_output_section_name): Remove.
6487 * config/avr/avr-protos.h: Update.
6488 * config/c4x/c4x.c (c4x_asm_named_section): New.
6489 * config/h8300/h8300.c (h8300_asm_named_section): New.
6490 * config/i386/i386.c (sco_asm_named_section): New.
6491 * config/i386/winnt.c (SECTION_PE_SHARED): New.
6492 (i386_pe_section_type_flags): New.
6493 (i386_pe_asm_named_section): New.
6494 * config/i386/i386-protos.h: Update.
6495 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
6496 * config/mcore/mcore.c (mcore_asm_named_section): New.
6497 * config/mips/mips.c (iris6_asm_named_section): New.
6498 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
6499 instead of UNIQUE_SECTION_P.
6500 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
6501 (xcoff_asm_named_section): New.
6502 * config/sh/sh.c (sh_asm_named_section): New.
6503 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
6505 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
6506 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
6507 (EH_FRAME_SECTION_NAME): New.
6508 (EXCEPTION_SECTION): New.
6509 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
6510 (DEBUG_*_SECTION): Remove.
6511 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
6512 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
6513 (EH_FRAME_SECTION_ASM_OP): Remove.
6515 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
6516 (ASM_OUTPUT_SECTION_NAME): Remove.
6517 (TARGET_ASM_NAMED_SECTION): New.
6518 (TARGET_HAVE_NAMED_SECTIONS): New.
6519 (TARGET_SECTION_TYPE_FLAGS): New.
6520 (EH_FRAME_SECTION_ASM_OP): Remove.
6521 (EH_FRAME_SECTION_NAME): New.
6523 2001-08-03 Zack Weinberg <zackw@stanford.edu>
6525 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
6526 for complex expressions when cfun == 0.
6527 * doc/extend.texi: Document that __builtin_constant_p can be
6528 used in data initializers as well as functions.
6530 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
6532 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
6533 variable I locally, instead of expecting a declaration in the
6536 2001-08-03 Richard Henderson <rth@redhat.com>
6538 * except.c (collect_one_action_chain): Add an explicit cleanup
6539 action if regions surrounding a catch were encoded entirely
6540 within the call-site entry.
6542 2001-08-03 Richard Henderson <rth@redhat.com>
6544 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
6545 don't take REGNO of a non-register.
6547 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6549 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
6550 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
6551 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
6552 (__gthread_mutex_init_function): New function for mutex initialization.
6554 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6556 * Makefile.in: Revert screwed up commit.
6558 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6560 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
6561 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
6562 merged by linker script to get a final _exit().
6563 (__do_global_dtors): New for destructor handling in specific exit
6565 (__do_global_ctors): New for constructors in specific install section.
6566 (__map_data_section): Map data sections before running constructors.
6567 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
6568 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
6569 (DTORS_SECTION_ASM_OP): Likewise.
6570 (CTORS_SECTION_FUNCTION): Define to force a reference to
6572 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
6574 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6576 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
6578 * Makefile.in: Add df.h to gcse.c dependencies.
6580 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
6582 * varasm.c (output_constant_def_contents): Use for the length of a
6583 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
6584 depending on which is larger.
6586 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
6588 * gcse.c: Include df.h for use as a dataflow analyzer.
6590 Declaration of reg_set_info: gone.
6591 New df_analyzer variable used by store motion.
6592 (reg_set_info): Deleted.
6593 (mark_mem_regs): New function, analyze regs used by a mem.
6594 (store_ops_ok): Use dataflow analyzer results to determine if
6595 necessary regs are changed in the block.
6596 (find_moveable_store): Remove check for symbol ref, we can handle
6597 much more complex expressions now.
6598 (compute_store_table): Remove most of the code, it's unnecessary
6599 now that the dataflow analyzer records the info for us.
6600 (store_killed_after): Add parameter to say whether to do the
6601 store_ops_okay test, used to speed up testing when we already know
6602 the answer, and just want to know if the store itself was killed.
6603 (build_store_vector): Largely rewritten to calculate the various
6604 vectors properly, and somewhat optimized.
6605 (store_motion): Init the df_analyzer, get REG_DEF chains.
6606 Also handle trapping expressions (since mems almost always trap)
6607 (simple_mem): Redefine what a simple mem is.
6609 2001-08-03 DJ Delorie <dj@redhat.com>
6611 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
6612 set from a constant part of the condition.
6614 2001-08-01 Andrew Cagney <ac131313@redhat.com>
6616 * mkdeps.c (deps_add_default_target): Make local variable
6617 ``start'' a const char pointer.
6618 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
6620 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6622 * doc/install.texi (Configuration): Fix markup.
6623 (Specific, i?86-*-udk): Likewise.
6624 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
6626 Document --enable-threads and --enable-libgcj status.
6627 (Specific, mips-sgi-irix*): Canonicalize triples.
6628 (Specific, mips-sgi-irix5): Warn about problems with this config.
6629 Mention required GNU as patch.
6630 Native assembler problems are fixed.
6631 (Specific, mips-sgi-irix6): Update O32 ABI support status.
6632 Document --enable-threads and --enable-libgcj status.
6634 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6636 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
6639 2001-08-03 Richard Henderson <rth@redhat.com>
6641 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
6644 2001-08-03 Richard Henderson <rth@redhat.com>
6646 * rtlanal.c (find_first_parameter_load): Stop if we
6647 reach a CODE_LABEL at BOUNDARY.
6649 2001-08-03 Richard Henderson <rth@redhat.com>
6651 * config/alpha/alpha.md (force_movdi): New insn.
6652 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
6653 Tweek FRP marking of VMS prologue insns.
6654 * config/alpha/vms.h (EPILOGUE_USES): New.
6656 2001-08-02 Richard Henderson <rth@redhat.com>
6658 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
6660 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6662 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
6663 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
6664 config/convex/convex.h, config/d30v/d30v.c,
6665 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
6666 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
6667 config/mips/mips.h, config/mn10200/mn10200.h,
6668 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
6669 config/v850/v850.h, config/vax/openbsd.h,
6670 config/vax/openbsd1.h, config/vax/ultrix.h,
6671 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
6672 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
6673 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
6674 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
6675 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
6676 in comments and documentation.
6678 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6682 * Makefile.in (line-map.o): New.
6683 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
6684 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
6685 * cpperror.c (print_containing_files): Similarly.
6686 (print_location): Update. Don't output a space before _Pragma.
6687 * cppfiles.c (stack_include_file): Set to line 1 immediately.
6688 (stack_include_filee, cpp_make_system_header): Update.
6689 (_cpp_execute_include): Get logical line number right for calling
6690 as-yet-unterminated #include.
6691 * cpphash.h (struct cpp_reader): Add line_maps.
6692 (_cpp_do_file_change): Update.
6693 * cppinit.c (cpp_create_reader): Initialize line maps.
6694 (cpp_destroy): Destroy line maps.
6695 (cpp_start_read): Get logical line number right.
6696 * cpplex.c (parse_string): Only warn once for multi-line strings.
6697 Use boolean variable for null warning.
6698 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
6700 (do_include_common): End the directive early.
6701 (do_line): Don't warn about out-of-range lines in preprocessed
6702 source. Update. Remove unused variables.
6703 (_cpp_do_file_change): Update for new line mapping.
6704 (pragma_cb): New typedef.
6705 (cpp_register_pragma): Stop looking ahead before calling the
6707 (do_pragma_system_header): End directive early.
6708 (cpp_get_line_maps): New.
6709 (cpp_pop_buffer): Fudge logical line. Update.
6710 * cpplib.h: Include line-map.h
6711 (enum cpp_fc_reason): Remove.
6712 (struct cpp_file_change): Update.
6713 (cpp_get_line_maps): New.
6714 * cppmain.c (struct_printer): New member map.
6715 (cb_file_change): Update for new mappings.
6716 * fix-header.c (cb_file_change): Similarly.
6718 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6720 * Makefile.in (libgcc.mk): Define mkinstalldirs.
6721 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
6723 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
6725 * config/vax/vax.c: include expr.h.
6727 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
6729 * Makefile.in ($(srcdir)/configure): Only rebuild in
6731 ($(srcdir)/config.in): Only define in maintainer mode.
6732 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
6734 2001-08-02 David Edelsohn <edelsohn@gnu.org>
6736 * doc/install.texi (Install GCC: Binaries): Update Bull info.
6738 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6740 * gcc.c (set_collect_gcc_options): New function, split out from
6742 Ignore elided switches.
6743 (do_spec_1): Invoke before executing command.
6744 (set_input): Export.
6745 Move declaration ...
6746 * gcc.h (set_input): ... here.
6747 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6750 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
6753 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
6755 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
6757 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
6759 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
6760 for the unnamed instructions it expands to.
6762 2001-08-02 Richard Henderson <rth@redhat.com>
6764 * regclass.c (call_really_used_regs): Conditionally define.
6765 (init_reg_sets_1): Don't use it if not defined.
6766 (fix_register): Similarly, don't set it.
6768 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6770 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
6771 Correct comment that had been missed in the previous change.
6773 2001-08-01 Stan Shebs <shebs@apple.com>
6775 * config/darwin.c (machopic_stub_name): Try matching by name.
6776 (update_stubs): New function.
6777 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
6780 2001-08-01 Richard Henderson <rth@redhat.com>
6782 * except.c (output_function_exception_table): Use assemble_align.
6783 * varasm.c (assemble_eh_label): Remove.
6784 (assemble_eh_align, assemble_eh_integer): Remove.
6786 2001-08-01 Robert Lipe <robertl@caldera.com>
6788 * dwarfout.c: Remove reference to README.DWARF.
6790 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
6792 * regclass.c (call_really_used_regs): New array for registers which
6793 are actually used by a call.
6794 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
6796 (fix_register): Set call_really_used too.
6797 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
6798 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
6800 2001-08-01 Richard Henderson <rth@redhat.com>
6802 * read-rtl.c (read_name): Consider \r whitespace.
6804 2001-07-11 Andrew Cagney <ac131313@redhat.com>
6806 * config.gcc: Recognize powerpc-*-netbsd*.
6808 * doc/install.texi (Host/target specific installation notes for
6809 GCC): Mention powerpc-*-netbsd*.
6811 * config/rs6000/netbsd.h: New file.
6812 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
6813 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
6814 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
6815 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
6816 (TARGET_VERSION): Redefine.
6818 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
6819 mcall-netbsd as a match for mcall-sysv.
6820 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
6821 (ncrti.S, ncrtn.S): New targets.
6822 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
6824 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
6825 "netbsd' as a V4 ABI.
6826 (ASM_SPEC): Check for -mcall-netbsd.
6827 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
6828 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
6829 (LIB_SPEC, ENDFILE_SPEC): Ditto.
6830 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
6831 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
6832 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
6833 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
6835 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
6836 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
6838 2001-08-01 Mark Kettenis <kettenis@gnu.org>
6840 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
6841 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
6842 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
6843 including "unwind-pe.h".
6845 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
6847 * rs6000.md (define_splits): Kill unused constraints.
6849 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
6850 Jan Hubicka <jh@suse.cz>
6852 * function.c (thread_prologue_and_epilogue_insns): Kill code
6853 dealing with non-existent CFG.
6855 2001-08-01 Kazu Hirata <kazu@hxi.com>
6857 * alias.c: Fix comment formatting.
6858 * bitmap.c: Likewise.
6859 * builtins.c: Likewise.
6860 * calls.c: Likewise.
6861 * c-common.c: Likewise.
6862 * c-decl.c: Likewise.
6863 * c-dump.c: Likewise.
6864 * c-lex.c: Likewise.
6865 * collect2.c: Likewise.
6866 * combine.c: Likewise.
6867 * conflict.c: Likewise.
6868 * cppfiles.c: Likewise.
6869 * cppinit.c: Likewise.
6870 * cpplex.c: Likewise.
6871 * cpplib.c: Likewise.
6872 * cppmacro.c: Likewise.
6873 * cppspec.c: Likewise.
6874 * c-pragma.c: Likewise.
6875 * crtstuff.c: Likewise.
6877 * cselib.c: Likewise.
6878 * c-semantics.c: Likewise.
6879 * c-typeck.c: Likewise.
6881 2001-08-01 H.J. Lu <hjl@gnu.org>
6883 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
6885 2001-08-01 H.J. Lu <hjl@gnu.org>
6887 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
6889 2001-08-01 Ziemowit Laski <zlaski@apple.com>
6891 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
6892 contextualizing Objective-C class name lookup by the lexer.
6893 (typespec_reserved_nonattr): Disable ObjC class name lookup after
6895 (protocoldef): Add support for forward @protocol declarations.
6896 (yylexname): Suppress ObjC class name lookup in certain contexts;
6897 re-enable after lookup is complete.
6898 (_yylex): Re-enable ObjC class name lookup when certain
6899 punctuation marks are seen.
6901 * objc/objc-act.c (check_protocol_recursively): New function used
6902 for finding circular dependencies in protocols.
6903 (objc_declare_protocols): New function for handling forward
6904 @protocol declarations.
6905 (receiver_is_class_object): Detect the case when 'self' is used
6906 inside of a class method.
6907 (build_message_expr): Issue a warning if class method is desired
6908 but instance method is found instead.
6909 (conforms_to_protocol): Streamline.
6910 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
6911 protocol Foo, even if 'Bar foo' does not.
6912 (check_protocols): Streamline.
6913 (start_protocol): Add checks for circular and duplicate protocol
6915 (encode_aggregate_within): For typedefs of structs, encode the
6917 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
6918 (objc_declare_protocols): New prototype.
6920 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
6922 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
6923 * cpplex.c (handle_newline): Update prototype. Maintain logical
6925 (skip_escaped_newlines, skip_block_comment, parse_string):
6927 (_cpp_lex_token): Update, and store token position within the token.
6928 * cpplib.h (struct cpp_token): Add line and column entries.
6929 * cppmacro.c (replace_args): Position stringified tokens correctly.
6931 2001-08-01 Andreas Jaeger <aj@suse.de>
6933 * basic-block.h: Add prototype for last_loop_beg_note.
6935 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
6937 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
6938 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
6940 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
6941 while handling WITH_CLEANUP_EXPR node. Use second operand calling
6942 expand_decl_cleanup.
6943 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
6945 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
6946 operand while calling simple_cst_equal.
6947 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
6948 operand is the cleanup expression, the third is the RTL_EXPR.
6949 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
6951 2001-07-31 Jeff Sturm <jsturm@one-point.com>
6953 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
6955 2001-07-31 matthew green <mrg@eterna.com.au>
6957 * config.gcc (i386-*-netbsdelf): New description.
6958 * config/i386/netbsd-elf.h: New file.
6960 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
6962 * loop.c (check_dbra_loop): Use single_set to compute
6965 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
6967 PowerPC reorg and support for powerpc64-*-linux*.
6969 Also fixes emitting of constants on 32 bit and 64 bit
6972 * config.gcc: powerpc64-*-linux* is a new target.
6973 Things that needed aix.h now also include xcoff.h
6975 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
6977 Move AIX specific stuff into aix.h.
6978 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
6979 with more than just XCOFF now.
6980 (SET_ASM_OP): Remove, now defined where needed.
6981 (FUNCTION_PROLOGUE): New macro definition.
6982 (FUNCTION_EPILOGUE): New macro definition.
6983 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
6985 * config/rs6000/xcoff.h: New file.
6987 * config/rs6000/linux64.h: New file.
6989 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
6991 2001-07-31 Alan Modra <amodra@bigpond.net.au>
6993 * rs6000.c (print_operand_address): Handle ELF syntax.
6994 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
6995 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
6996 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
6998 2001-07-31 David Edelsohn <edelsohn@gnu.org>
7000 * rs6000.c (rs6000_override_options): Only disable
7001 flag_function_sections for XCOFF.
7002 (exact_log2_cint_operand): New predicate.
7003 (reg_or_{add,sub}_cint64_operand): New predicates.
7004 (add_operand): Compare CONST_INT with fewer function calls.
7005 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
7006 (print_operand, case 'p'): Ensure positive operand.
7007 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
7008 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
7009 (PREDICATE_CODES): Add new predicates.
7010 * rs6000.md (addsi3): Split 32-bit constants more correctly.
7011 (divsi3, modsi3): Ensure positive power-of-2.
7012 (adddi3): Use new predicate. Split 32-bit constants more
7013 correctly. Re-arrange splitter to handle any constant.
7014 (subdi3): Use new predicate.
7015 (divdi3, moddi3): Ensure positive power-of-2.
7016 (movdi): Use rs6000_emit_set_const.
7017 (load_toc_v4_pic_di): Delete.
7019 2001-07-31 Graham Stott <grahams@redhat.com>
7021 * function.c (pad_below): Revert 2001-07-26 patch.
7023 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7025 * reg-stack (convert_regs_1): Fix best edge condition.
7027 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7029 * jump.c (duplicate_loop_exit_test): Better test for jumps
7030 entering the loop; create loop pre_header.
7032 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
7034 * doc/install.texi: Add s390 and s390x as new targets.
7035 * doc/invoke.texi: Add documantation of S/390 and zSeries
7037 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
7039 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7041 * config/m68k/m68k.md: Replace all general_operand with
7042 nonimmediate_operand for all destinations.
7043 * config/m68k/m68k.c (not_sp_operand): Likewise.
7045 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
7047 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
7049 2001-07-30 Richard Henderson <rth@redhat.com>
7051 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
7052 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
7054 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
7056 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
7057 Add missing doc strings
7058 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
7059 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
7061 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
7063 * i386.c (ix86_output_main_function_alignment_hack): New function.
7064 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
7066 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
7067 edges by EDGE_DFS_BACK flag.
7068 (dump_edge_info): Add dfs_back flag.
7069 * basic-block.h (EDGE_DFS_BACK): New constant.
7070 (mark_dfs_back_edges): Declare.
7071 * alias.c (loop_p): Remove.
7072 (mark_constant_function): Use mark_dfs_back_edges.
7074 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
7075 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
7076 (compensate_edge): Break out from ...
7077 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
7078 (convert_regs_2): Set block_done once block is really done;
7079 Do updating of the predecesors counts.
7081 * toplev.c (rest_of_compilation): Recompute block_for_insn
7082 before post-reload cfg_cleanup.
7083 * function.c (thread_prologue_epilogue_insns):
7084 Call set_block_for_new_insns when emitting prologue directly.
7086 2001-07-30 Andreas Jaeger <aj@suse.de>
7088 * jump.c: Add prototype for mark_modified_reg.
7090 * cse.c (set_live_p): Add unused attribute.
7092 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
7094 (scan_for_source_files): Use long for count to avoid overflow.
7095 (output_data): Likewise.
7096 (output_data): Don't use string concatatenation to silence gcc
7099 * predict.c: Fix typos and grammar.
7101 * gcse.c (insert_insn_end_bb): Remove unused variables.
7103 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
7105 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
7106 (attempt_auto_inc): LIkewise.
7107 (mark_used_reg): Likewise.
7108 (try_pre_increment_1): Likewise.
7109 * regclass.c (regclass): Likewise.
7110 * global.c (allocno_compare): Update comment; change scaling factor.
7111 * local-alloc.c (QTY_CMP_PRI): Likewise.
7112 * regs.h (REG_FREQ_FROM_BB): New.
7113 (REG_FREQ_MAX): Likewise.
7115 2001-07-30 H.J. Lu <hjl@gnu.org>
7117 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
7120 2001-07-30 H.J. Lu (hjl@gnu.org)
7122 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
7123 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
7124 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
7126 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
7128 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
7129 as -mthumb-interwork when -mcpu=arm7 is specified.
7131 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7133 * predict.def (noreturn, loop branch, loop exit): Mark as first
7136 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
7138 * combine.c (try_combine): Avoid barrier after noop jumps.
7140 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7142 * cpphash.h (struct cpp_reader): Remove import_warning.
7143 * cpplib.c (skip_rest_of_line): Don't bother turning off
7145 (parse_include): Move include handling to...
7146 (do_include_common): ... here. Move import warning from...
7147 (do_import): ... here.
7148 (do_pragma_poison): Don't do a callback for poison identifiers.
7149 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
7150 * cppmain.c (setup_callbacks): Similarly.
7152 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7154 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
7155 handle multiple sets.
7156 * except.c (sjlj_mark_call_sites): .... here.
7157 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
7159 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7161 Suggested by Richard Henderson and Richard Kenner:
7162 * combine.c (recog_for_combine): Use the fake recog
7163 only if instruction does not match.
7164 * rtl.h (NOOP_MOVE_INSN_CODE): New.
7165 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
7167 * combine.c (try_combine): Discover noop jump as direct jump.
7169 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
7171 * df.c (df_rd_global_compute): Add successors to worklist, not
7173 (df_ru_global_compute): Ditto.
7175 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
7177 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
7178 increment REG_N_SETS.
7180 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
7182 * sbitmap.h: New prototype for sbitmap_a_xor_b.
7184 * sbitmap.c (sbitmap_a_xor_b): New function.
7185 ifdef the basic block stuff on IN_GCC.
7187 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7189 * cppexp.c (parse_defined): Always record the macro name.
7190 (lex): Don't worry about identifiers, or special-case
7192 (_cpp_parse_expr): Figure out at the end of the routine
7193 whether we saw a valid !defined() expression.
7194 * cppfiles.c (stack_include_file): Update for mi_valid.
7195 (_cpp_pop_file_buffer): Similarly.
7196 * cpplex.c (_cpp_lex_token): Similarly.
7197 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
7198 mi_if_not_defined, mi_lexed): Remove.
7200 * cpplib.c (do_if): Simplify.
7201 (do_endif, push_conditional, _cpp_handle_directive): Update
7202 for renaming of mi_state to mi_valid.
7204 * cpp.texi: Add index entries for digraphs, and add comment
7205 that C++ refers to them as alternative tokens.
7207 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
7209 * basic-block.h (CLEANUP_PRE_LOOP): New.
7210 * except.c (finish_eh_generation): Update call of cleanup_cfg.
7211 * sibcall.c (optimize_sibling_calls): Likewise.
7212 * toplev.c (rest_of_compilation): Likewise.
7213 * flow.c (try_forward_edges): Take argument MODE;
7214 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
7215 (try_optimize_cfg): Update call of try_forward_edges.
7217 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7218 Jan Hubicka <jh@suse.cz>
7220 * (validate_replace_rtx_1): Fix simplification of MINUS.
7222 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
7224 PR preprocessor/3669
7225 * cppinit.c (init_dependency_output): Turn off dump requests
7226 if sending dependencies to stdout.
7228 2001-07-28 Richard Henderson <rth@redhat.com>
7230 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
7233 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
7235 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
7237 2001-07-28 Kazu Hirata <kazu@hxi.com>
7239 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
7240 is VAR_DECL first to prevent an ICE.
7242 2001-07-28 Richard Henderson <rth@redhat.com>
7244 * varasm.c (immed_real_const_1): Don't elide special cases for
7246 (clear_const_double_mem): Clear const_tiny_rtx too.
7248 2001-07-28 Richard Henderson <rth@redhat.com>
7250 * dwarf2out.c (dw_val_class_offset): New.
7251 (struct dw_ranges_struct, dw_ranges_ref): New.
7252 (ranges_table, ranges_table_allocated): New.
7253 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
7254 (add_AT_offset, add_ranges, output_ranges): New.
7255 (print_die, output_die): Handle dw_val_class_offset.
7256 (attr_checksum, size_of_die, value_format): Likewise.
7257 (gen_lexical_block_die): Handle non-contiguous blocks.
7258 (gen_block_die): Likewise.
7259 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
7260 if needed. Dump the ranges table.
7261 * final.c (final_start_function): Remove unnecessary notes and
7262 rebuild the block tree before numbering the blocks.
7263 * function.c (reorder_blocks_0): Walk the existing block tree
7264 to unmark all blocks.
7265 (reorder_blocks_1): Create block fragments when duplicate block
7267 (reorder_fix_fragments): New.
7268 (reorder_blocks): Call it.
7269 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
7271 2001-07-28 Richard Henderson <rth@redhat.com>
7273 * emit-rtl.c (adjust_address): Make a copy of the memory address.
7275 2001-07-28 Richard Henderson <rth@redhat.com>
7277 * flow.c (add_to_mem_set_list): New function.
7278 (init_propagate_block_info): Use it.
7279 (mark_set_1): Likewise.
7280 (insn_dead_p): Canonicalize memory address for dead store
7281 comparison. Allow wider mode stores to kill narrower mode stores.
7282 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
7283 (invalidate_mems_from_set): Don't handle MEMs.
7285 2001-07-28 Kazu Hirata <kazu@hxi.com>
7287 * config/h8300/h8300.h: Fix formatting.
7289 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7291 * basic-block.h (EDGE_FREQUENCY): New macro.
7292 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
7294 * flow.c (find_sub_basic_blocks): Likewise.
7295 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
7296 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
7298 * predict.c (DEF_PREDICTOR): New argument FLAGS.
7299 (HITRATE): New macro.
7300 (PRED_FLAG_FIRST_MATCH): New constant.
7301 (predictor_info): New field flgags.
7302 (combine_predictions_for_insn): Use DS theory to combine
7303 probabilities; set the edge probabilities when finished.
7304 (estimate_probability): Avoid duplicated matches
7305 of LOOP_BRANCH heuristics for nested loops; update comment.
7306 * predict.def: Add flags for each prediction, set probabilities
7307 according to B&L paper.
7308 * predict.h (DEF_PREDICTOR): New argument FLAGS.
7310 * profile.c (compute_branch_probabilities): Cleanup way the edge
7311 probabilities are computed and REG_BR_PROB notes are dropped; if
7312 values does not match, emit error.
7313 (init_branch_prob): Do error instead of warning when profile driven
7314 feedback is missing or corrupt.
7316 2001-07-27 DJ Delorie <dj@redhat.com>
7318 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
7319 against a constant, try to adjust the compare to have the desired
7320 constant in it so that min/max optimizations happen more often.
7322 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
7324 * flow.c (last_loop_beg_note): New function.
7325 (redirect_edge_and_branch): Use it.
7326 (split_edge): Likewise.
7328 * alias.c (loop_p): Avoid uninitialized memory access.
7330 * flow.c (try_forward_edges): Avoid accessing freed memory.
7332 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
7335 2001-07-26 Andrew Haley <aph@redhat.com>
7336 Joern Rennecke <amylaar@redhat.com>
7338 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
7339 (SUBTARGET_CPP_ENDIAN_SPEC): New.
7340 (SUBTARGET_CPP_SPEC): New.
7342 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
7343 (SUBTARGET_CPP_PTR_SPEC): New.
7344 (CPP_DEFAULT_CPU_SPEC): New.
7345 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
7346 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7347 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
7348 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
7349 (SUBTARGET_CPP_SPEC): Define as an empty string.
7351 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7353 * doc/install.texi (Configuration): Properly link the host
7354 specific instructions also when generating HTML.
7356 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
7358 * flow.c (redirect_edge_and_branch_force): Test
7359 target->global_live_at_start.
7361 2001-07-26 Richard Henderson <rth@redhat.com>
7363 * simplify-rtx.c (avoid_constant_pool_reference): Export.
7364 * rtl.h (avoid_constant_pool_reference): Declare it.
7365 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
7366 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
7368 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7370 * rtl.h (cleanup_barriers): Declare.
7371 * jump.c (cleanup_barriers): New function.
7372 * toplev.c (rest_of_compilation): Call cleanup_barriers
7373 before loop optimizer and after bb_reorder.
7375 * flow.c (back_edge_of_syntactic_loop_p): New.
7376 (split_edge): Use it.
7378 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7380 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
7382 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
7384 * cse.c (cse_process_notes): Replace any registers if the address
7387 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
7389 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
7390 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
7391 (propagate_block): Update prototype.
7392 * flow.c (update_life_info): Simplify the CFG and
7393 recalculate the global regs which are alive when
7394 removing dead code during a global update.
7395 (propagate_block): Return non-zero if an INSN is
7398 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7400 * Makefile.in (LIBICONV): Define.
7402 2001-07-26 Catherine Moore <clm@redhat.com>
7404 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
7405 of conditional to avoid tree checking errors.
7407 2001-07-26 Kazu Hirata <kazu@hxi.com>
7409 * regmove.c (regmove_optimize): Don't replace a reg with
7410 another reg of a different mode.
7412 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
7414 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
7415 limit length of dependancy flush list.
7416 * params.h (MAX_PENDING_LIST_LENGTH): Define.
7417 * sched-int.h (struct deps): Add pending_flush_length field.
7418 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
7419 has 1 element in it.
7420 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
7421 (sched_analyze): After a jump, if the pending memory flush list is too
7422 large, flush the pending lists.
7423 (init_deps): Initialize pending_flush_length to 0.
7424 * doc/invoke.texi (max_pending_list_length): Document parameter.
7426 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
7428 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
7429 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
7430 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
7432 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7434 * cpphash.h (struct_lexer_state): Delete was_skipping.
7435 Move skipping here from struct cpp_reader.
7436 * cpplex.c (parse_identifier): Update.
7437 (_cpp_lex_token): Don't skip tokens in a directive.
7438 * cpplib.c (struct if_stack): Update.
7439 (start_directive, end_directive): Don't change skipping state.
7440 (_cpp_handle_directive): Update.
7441 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
7442 (do_else, do_endif): Update; only check for excess tokens if not
7443 in a skipped conditional block.
7444 (push_conditional): Update for new struct if_stack.
7446 2001-07-26 Graham Stott <grahams@redhat.com>
7448 * function.c (locate_and_pad_parm): Also pad initial offset
7449 so that the total argument size also includes the padding.
7451 2001-07-26 Graham Stott <grahams@redhat.com>
7453 * gensupport.c (alter_output_for_insn): Correct enable checking failure
7454 change XSTR to XTMPL.
7456 (process_one_cond_exec): Likewise
7458 2001-07-25 Richard Henderson <rth@redhat.com>
7460 * varasm.c (assemble_variable): Create DECL_RTL before setting
7463 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
7465 * predict.c (estimate_probability): Avoid duplicated predictions.
7467 * loop.c (find_and_verify_loops): Grok multiple barriers.
7469 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7471 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
7473 * dbxout.c: Consistently use putc instead of fputc.
7474 (print_wide_int): New function; call instead of direct fprintf.
7475 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
7476 (dbxout_type_fields, dbxout_type_method_1): Likewise.
7477 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
7478 (print_int_cst_octal): Likewise.
7479 (print_octal): Show we wrote characters.
7480 (dbxout_type): Set have_used_extensions in more places.
7482 2001-07-25 Catherine Moore <clm@redhat.com>
7484 * config/v850/v850.c (v850_va_arg): Use addr
7485 instead of valist to build incr.
7487 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
7489 * flow.c (delete_dead_jumptables): New function.
7490 (life_analyzis): Call it.
7491 * bb-reorder.c (skip_insns_after_block): Handle contradictory
7494 2001-07-25 Richard Henderson <rth@redhat.com>
7496 * except.c (reachable_handlers): Handle a region being removed
7497 out from under a RESX.
7499 2001-07-25 Richard Henderson <rth@redhat.com>
7501 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
7502 swap GE/GT if it is an fp comparison.
7504 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
7506 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
7509 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
7511 * ssa.c (rename_insn_1): Do not wrap an assignment to a
7512 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
7515 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
7517 (visit_expression): When attempting to simplify an expression,
7518 retrieve any modes for arguments before they are simplified
7521 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7522 Janis Johnson <janis@us.ibm.com>
7524 * stmt.c (expand_goto): A nonlocal goto can be a call too.
7525 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
7526 pointer parameters to match documented usage of nonlocal_goto.
7527 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
7528 parameters to their correct order.
7529 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
7530 parameters to their correct order.
7532 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
7534 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
7536 2001-07-25 Jan Hubicka <jh@suse.cz>
7537 Richard Henderson <rth@redhat.com>
7539 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
7541 (make_edges): New argument update_p; populate the edge cache if set.
7542 (find_basic_blocks): Update make_edges invocation.
7544 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7546 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
7548 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7550 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
7551 -Acpu and -Amachine.h.
7552 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
7553 Corrected header to say ELF not a.out.
7554 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
7555 when given -msoft-float.
7557 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7559 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
7560 extra multilib parts like arm-elf.
7561 (i960-*-coff*, i960-*-rtems): Should not use collect2.
7562 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
7563 crtfini.o as extra multilib parts.
7565 2001-07-24 Joel Sherrill <joel@OARcorp.com>
7567 * configure.in: Add rtems as a supported thread model.
7568 * gthr-rtems.h: Add missing entry point __gthread_active_p.
7569 * configure: Rebuilt.
7571 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
7573 * stor-layout.c (get_mode_alignment): make it work when
7574 BITS_PER_UNIT is not a power of two.
7575 * builtins.c (get_pointer_alignment): Likewise.
7577 2001-07-24 Richard Henderson <rth@redhat.com>
7579 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
7580 the retrieved constant into the expected mode.
7582 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
7584 * flow.c (try_simplify_condjump): Avoid duplicated edges.
7585 (verify_flow_info): Check for duplicated edges; clarify
7588 * flow.c (block_label): Update basic_block_for_insn.
7589 (commit_edge_insertions): Call compute_bb_for_insn.
7591 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
7594 * flow.c (redirect_edge_and_branch,
7595 try_optimize_cfg): Use redirect_edge_succ_nodup
7596 (redirect_edge_succ_nodup): New.
7597 * basic_block.h (redirect_edge_succ_nodup): Declare.
7599 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
7602 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
7604 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
7605 (try_crossjump_to_edge): Update commetns.
7606 (try_crossjump_bb): Likewise.
7608 2001-07-24 Richard Henderson <rth@redhat.com>
7610 * combine.c (distribute_notes): Move set of need_refresh
7611 for noop_move_p down to catch all cases.
7613 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
7615 * recog.c (split_all_insns_noflow): New.
7616 * rtl.h (split_all_insns_noflow): Declare.
7617 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
7618 * m68hc11.c (m68hc11_reorg): Likewise.
7619 * sh.c (machine_dependent_reorg): Likewise.
7620 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
7623 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7625 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
7626 (ashlsi3_n splitter): Likewise.
7627 (lshrsi3_n splitter): Likewise.
7629 (GOTaddr2picreg): Make const SImode.
7630 (sym_label2reg): Likewise.
7631 (symGOT2reg): Likewise.
7632 (symGOTOFF2reg) Likewise.
7634 (casesi_worker_0): Make unspec SImode.
7636 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
7638 * config/sh/sh.c (barrier_align): Check that an operand really is
7639 an insn before extracting its INSN_CODE.
7641 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
7643 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
7646 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
7647 for SImode to prevent overflow.
7649 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7651 * config/mips/irix6-libc-compat.c: New file.
7652 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
7653 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
7656 2001-07-24 lars brinkhoff <lars@nocrew.org>
7658 * rtl.texi (REG_POINTER): Document.
7659 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
7660 QFmode, HFmode, TQFmode, QCmode, and HCmode.
7662 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
7664 * flow.c (delete_noop_moves): Do not confuse libcall regions.
7666 2001-07-23 Richard Henderson <rth@redhat.com>
7668 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
7670 2001-07-23 Kazu Hirata <kazu@hxi.com>
7672 * config/h8300/h8300-protos.h: Add a prototype for
7673 general_operand_dst_push.
7674 * config/h8300/h8300.c (general_operand_dst_push): New.
7675 * config/h8300/h8300.h (OK_FOR_T): New.
7676 (EXTRA_CONSTRAINT): Use it.
7677 * config/h8300/h8300.md (movqi_push): Remove and integrate into
7678 the existing movqi pattern.
7679 (movhi_push): Likewise.
7681 * reload.c: Fix comment typos.
7683 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7685 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
7687 2001-07-23 H.J. Lu (hjl@gnu.org)
7689 * doc/extend.texi: Update __builtin_return_address and
7690 __builtin_frame_address.
7692 2001-07-23 Richard Henderson <rth@redhat.com>
7694 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
7696 * config/i386/i386.md: New setcc+movzbl peephole2.
7698 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7700 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
7701 * objc/objc-act.c: Include debug.h.
7702 (synth_module_prologue): Save and restore debug hooks too.
7704 2001-07-23 lars brinkhoff <lars@nocrew.org>
7706 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
7707 and C4X_FLOAT_FORMAT.
7708 (BOOL_TYPE_SIZE): Document.
7710 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
7712 * unroll.c (loop_iterations): Fix miscalculation of initial
7715 2001-07-13 Andrew Haley <aph@redhat.com>
7717 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
7718 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
7719 * config/sh/sh.c (sh_can_redirect_branch): New function.
7720 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
7721 * reorg.c (steal_delay_list_from_target): Use
7722 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
7724 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
7726 * flow.c (try_simplify_condjump): Unlink insn chain on
7727 fallthru edge; use can_fallthru.
7729 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
7731 * basic-block.h (find_sub_basic_block): Declare.
7732 * flow.c (make_edges): New arguments MIN and MAX;
7733 (find_sub_basic_blocks): Revamp to use make_edges
7734 and purge_dead_edges.
7735 (find_basic_blocks): Update call of find_sub_basic_block.
7737 * recog.c (split_all_insns): Always expect CFG to be consistent;
7738 call find_sub_basic_blocks in case something has changed.
7739 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
7742 * basic-block.h (delete_noop_moves): Declare.
7743 * combine.c (combine_instructions): Call it.
7744 (recog_for_combine): Tolerate noop moves
7745 (distribute_notes): Force refresh when register dies at noop move.
7746 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
7748 (life_analysis): Update delete_noop_moves call.
7749 (set_noop_p): Move too ...
7750 * rtlanal.c (noop_move_p): ... here.
7751 * rtl.h (noop_move_p): Declare.
7753 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
7754 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
7756 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
7757 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
7759 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
7761 * reload.c (push_reload): Fix typo in comment.
7762 (find_reloads_address): Ditto.
7763 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
7765 2001-07-22 Richard Henderson <rth@redhat.com>
7767 * flow.c: Grammar check and clarify a lot of comments.
7768 (try_simplify_condjump): Rename variables to be clearer.
7769 (try_forward_edges): Skip complex and fallthru edges.
7770 Rearrange tests to avoid duplicate checks.
7771 (flow_find_cross_jump): Likewise.
7772 (outgoing_edges_match): Allow match if neither branch has
7773 probability data. Loosen probability match to 5%.
7774 (try_crossjump_to_edge): Hoist repeated indirection into
7776 (try_crossjump_bb): Don't check complex edges. Eliminate
7777 redundant crossjump tests.
7778 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
7779 checks before more expensive checks.
7781 2001-07-22 Richard Henderson <rth@redhat.com>
7783 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
7784 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
7787 2001-07-22 Richard Henderson <rth@redhat.com>
7789 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
7790 (const_sint32_operand): Likewise.
7791 * m68k.md (anon mulsi pattern): Use const_int_operand not
7792 const_sint32_operand.
7793 (umulsi3_highpart): Zero extend a constant input.
7794 (smulsi3_highpart): Don't bother checking SImode constant.
7795 (const_umulsi3_highpart): Give op3 DImode.
7796 (const_smulsi3_highpart): Likewise.
7798 2001-07-22 Richard Henderson <rth@redhat.com>
7800 * flow.c (split_block): Make sure bb_note is included in the
7801 new block when splitting before a label.
7803 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
7805 * basic-block.h (redirect_edge_and_branch_force,
7806 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
7807 * flow.c (redirect_edge_and_branch_force,
7808 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
7809 (redirect_edge_and_branch_force): Fix copying of lifeness information.
7810 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
7811 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
7812 instead of label; update CFG after transformation.
7813 (find_if_case_1): Update call, use redirect_edge_and_branch_force
7814 for finishing the transformation; handle even case where ELSE
7815 does not follow THEN.
7816 (find_if_case_2): Update call of dead_or_predictable; simplify
7819 * emit-rtl.c (split_branch_probability): New global variable.
7820 (try_split): Take care to set split_branch_probability and
7821 create REG_BR_PROB note for new jump insns.
7822 * md.texi (define_split): Document new feature.
7824 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
7826 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7828 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
7829 (asm_out_file): Remove redundant declaration.
7830 (assemble_asm): Remove old #if 0 block.
7831 (assemble_variable): Remove end of function; debug output is
7832 now handled with global_decl. Remove old #if 0 block. Update.
7833 Remove saved_in_section and associated no-op code.
7834 * Makefile.in (varasm.o): Correct dependencies.
7836 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
7838 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
7839 the definition in defaults.h.
7841 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
7843 * jump.c: Update comments.
7844 (delete_barrier_successors, delete_unreferenced_labels,
7845 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
7846 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
7847 jump_optimize, jump_optimize_minimal): Kill.
7848 (rebuild_jump_labels): Move code from jump_optimize_1.
7849 (purge_line_number_notes): Likewise.
7850 (copy_loop_headers): Likewise.
7851 * reg-stack.c: Update comment.
7853 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
7854 JUMP_AFTER_REGSCAN): Kill.
7855 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
7856 purge_line_number_notes and copy_loop_headers.
7858 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
7859 Richard Henderson <rth@redhat.com>
7861 * dbxout.c (dbxout_global_decl): New.
7862 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7863 * sdbout.c (sdbout_finish): New.
7864 (sdbout_debug_hooks): Use it, add comments.
7865 (sdbout_global_decl): Defer initialised public vars to
7867 * varasm.c (assemble_variable): Don't output debug information
7868 for file-scope variables.
7870 2001-07-22 Richard Henderson <rth@redhat.com>
7872 * config/alpha/alpha.c (get_trap_mode_suffix): New.
7873 (get_round_mode_suffix): New.
7874 (print_operand): Use them for [/]. Remove support for [&'`()+].
7875 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
7876 * config/alpha/alpha.md (attr round_suffix): New.
7877 (attr trap_suffix): New.
7878 (all insns): Set them appropriately. Use %/ instead of the
7881 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7883 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
7885 2001-07-22 Richard Henderson <rth@redhat.com>
7887 * regrename.c (regrename_optimize): Compute nregs for each
7888 potential target register.
7890 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
7891 Richard Henderson <rth@redhat.com>
7893 * dbxout.c (dbxout_global_decl): New.
7894 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
7895 * sdbout.c (sdbout_finish): New.
7896 (sdbout_debug_hooks): Use it, add comments.
7897 (sdbout_global_decl): Defer initialised public vars to
7899 * varasm.c (assemble_variable): Don't output debug information
7900 for file-scope variables.
7902 2001-07-21 H.J. Lu (hjl@gnu.org)
7904 * config/mips/mips.c (mips_cpu): Moved into ...
7905 (override_options): Here.
7907 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
7909 (mips_cpu): Removed.
7911 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7913 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
7914 ("iorqi3"): Likewise.
7915 ("xorqi3"): Likewise.
7916 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
7917 ("*subhi3_sp): Likewise.
7918 ("*subhi3"): Likewise.
7919 ("extendhisi2"): Accept D, X and Y as source operand to avoid
7922 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
7924 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
7925 * config/freebsd.h: Likewise.
7926 * config/linux.h: Likewise.
7927 * config/openbsd.h: Likewise.
7928 * config/alpha/linux-elf.h: Likewise.
7929 * config/arm/linux-elf.h: Likewise.
7930 * config/d30v/d30v.h: Likewise.
7931 * config/fr30/fr30.h: Likewise.
7932 * config/ia64/aix.h: Likewise.
7933 * config/ia64/ia64.h: Likewise.
7934 * config/mips/linux.h: Likewise.
7935 * config/pj/pj.h: Likewise.
7936 * config/rs6000/linux.h: Likewise.
7937 * config/sparc/linux.h: Likewise.
7938 * config/sparc/linux64.h: Likewise.
7940 2001-07-20 Bruce Korb <bkorb@gnu.org>
7942 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
7943 because getc() and char* may disagree on signedness.
7945 2001-07-20 Richard Henderson <rth@redhat.com>
7947 * doc/rtl.texi (REG_DEAD): Update for current semantics.
7949 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
7950 insns to delete in the presence of cc0 in a jump insn.
7952 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
7953 Jan Hubicka <jh@suse.cz>
7955 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
7956 of doing the change by hand.
7958 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
7960 * rtlanal.c (set_noop_p): Return true for noop jumps.
7962 * expr.c (emit_single_push_insn): Add call to push expander.
7963 * expr.h (optab_index): Add OTI_push
7964 (push_optab): New constant.
7965 * genopinit.c (optabs): Add push_optab.
7966 * optabs.c (init_optab): Init push optab.
7967 * md.texi (push??1): Document
7969 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7971 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
7972 expand to emit the pattern; put a REG_INC note for push/pop
7974 ("movdf", "movdf_internal"): Likewise.
7975 ("movsi", "movsi_internal"): Likewise.
7976 ("movsf", "movsf_internal"): Likewise.
7977 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
7979 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7981 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
7984 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
7986 * params.def: Change default max inline insns to 100.
7988 2001-07-20 Diego Novillo <dnovillo@redhat.com>
7990 * combine.c (combine_simplify_rtx): Generate a new shift operation
7991 when simplifying the first operand of a (neg (ashift)) expression.
7993 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
7995 * regclass.c (N_REG_INTS): Use only 32 bits per element.
7997 2001-07-20 Kelley Cook <kelley.cook@home.com>
7999 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
8000 information. Move rest into ...
8001 (*-*-solaris): ... here. Eliminate redundant information and
8002 reword necessary packages section. Delete 4.x assembler bug info.
8003 (sparc-sun-*): Merge into ...
8004 (sparc-sun-sunos*): here.
8006 2001-07-20 Catherine Moore <clm@redhat.com>
8008 * config/v850/v850.md (casesi): Generate LABEL_REF
8011 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
8013 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
8014 * i386.c (ix86_zero_extend_to_Pmode): Make global.
8015 * i386.md (strclrsi expander): Use it.
8017 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8019 * integrate.c (copy_insn_list): handle
8020 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
8021 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
8022 identically as to CODE_LABEL.
8024 * fold-const (fold): Convert A/B/C to A/(B*C) and
8027 * except.c (connect_post_landing_pads): Delete the RESX insns.
8029 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
8031 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
8033 * config/mips/mips.md (nmadd/nmsub): Use macro.
8035 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
8037 * cppinit.c (remove_dup_dir): Make static.
8038 (remove_dup_dirs): Make static. Only warn about preempting a
8039 system directory with a non-system directory.
8041 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8043 * ifcvt.c (noce_try_store_flag_constants): Correct order
8044 of parameters to trunc_int_for_mode.
8046 2001-07-19 Mark Mitchell <mark@codesourcery.com>
8048 * reorg.c (fill_simple_delay_slots): If an instruction might throw
8049 an exception that will be caught within this function, do not fill
8050 its delay slot with any subsequent instruction.
8052 2001-07-19 Steve Ellcey <sje@cup.hp.com>
8054 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
8055 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
8056 pointer extension instruction.
8057 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
8058 * simplify-rtx.c (simplify_unary_operation) Likewise.
8059 * explow.c (convert_memory_address) Check value of
8060 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
8062 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
8063 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
8064 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
8065 Add Multilib Support.
8066 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
8067 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
8068 Add Multilib Support.
8069 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
8071 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
8072 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
8073 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
8075 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
8077 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
8078 old and new operands in `<', `3' and `b'.
8080 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8082 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
8083 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
8084 (toplev.o): Don't depend on xcoffout.h.
8085 * c-decl.c: Include debug.h
8086 (duplicate_decls): Use debug hook.
8087 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
8088 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8089 (dbxout_types): Remove.
8090 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
8091 * debug.c (do_nothing_debug_hooks): Update.
8092 (debug_true_tree, debug_nothing_rtx): New.
8093 * debug.h (struct rtx_def): New.
8094 (struct gcc_debug_hooks): New hooks ignore_block,
8095 outlining_inline_function and label.
8096 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
8097 dwarf2out_frame_finish): New.
8098 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
8099 Make static, update prototype.
8100 (dwarf2_debug_hooks): Update.
8101 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
8102 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
8103 * dwarfout.c (dwarf_debug_hooks): Update.
8104 * emit-rtl.c: Include debug.h.
8105 (remove_unnecessary_notes): Use debug hook.
8106 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
8107 (final_scan_insn): Use debug hook.
8108 * integrate.c (output_inline_function): Use debug hook.
8109 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
8110 (sdb_debug_hooks): Update.
8111 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
8112 * toplev.c: Don't include xcoffout.h.
8113 (note_outlining_of_inline_function, debug_ignore_block): Remove.
8114 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
8116 * tree.h (dwarf2out_do_frame): Remove.
8118 2001-07-19 Catherine Moore <clm@cygnus.com>
8120 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
8122 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
8124 * reload1.c (eliminate_regs_in_insn): When updating a set
8125 to the frame pointer to the hardware frame pointer, perform
8126 the update always not just when REPLACE is set.
8128 * reload1.c (choose_reload_regs): Don't inherit a reload
8129 that crosses multiple registers if registers past the first
8130 don't fit in the desired class.
8132 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
8133 when negating constants.
8135 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
8137 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
8138 * doc/tree.texi: Ditto.
8140 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
8141 Jakub Jelinek <jakub@redhat.com>
8143 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
8144 (extract_cie_info): Handle "eh" augmentation properly,
8146 (struct frame_state, __frame_state_for): New.
8148 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8150 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
8151 HANDLE_SYSV_PRAGMA): Define.
8152 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
8154 (copy_object): Caller changed.
8156 2001-07-19 Andreas Schwab <schwab@suse.de>
8158 * configure.in (assembler dwarf2 debug_line support): Define nop
8160 * configure: Regenerated.
8162 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8164 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
8166 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
8167 to conditionally compiled block.
8168 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8169 * dbxout.h (dbxout_function): Remove.
8170 * debug.c (do_nothing_debug_hooks): Update.
8171 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
8172 global_decl, deferred_inline_function.
8173 * dwarf2out.c (dwarf2_debug_hooks): Update.
8174 (dwarf2out_global_decl): New.
8175 * dwarfout.c: Don't include dwarfout.h.
8176 (dwarfout_global_decl, dwarfout_function_decl,
8177 dwarfout_deferred_inline_function): New.
8178 (dwarf_debug_hooks): Update.
8179 * dwarfout.h: Remove.
8180 * final.c: Don't include dwarfout.h.
8181 * sdbout.c (sdbout_global_decl): New.
8182 (sdbout_debug_hooks): Update.
8183 * toplev.c: Don't include dwarfout.h.
8184 (check_global_declarations, rest_of_compilation): Use new debug hooks.
8185 (note_deferral_of_defined_inline_function): Remove.
8186 * toplev.h (note_deferral_of_defined_inline_function): Remove.
8187 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
8188 * ch/lex.c: Don't include dwarfout.h.
8189 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
8190 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
8191 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
8192 * cp/optimize.c: Include debug.h.
8193 (maybe_clone_body): Use debug hook.
8194 * cp/semantics.c: Include debug.h.
8195 (expand_body): Use debug hook.
8196 * po/POTFILES.in: Remove dwarfout.h.
8198 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
8200 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
8201 * c-parse.in (yyerror, _yylex): Similarly.
8202 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
8203 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
8205 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
8206 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
8208 2001-07-18 Jeff Sturm <jsturm@one-point.com>
8210 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
8211 in-class declaration at -g1. Fixes c++/2814.
8213 2001-07-18 Richard Henderson <rth@redhat.com>
8215 * doc/md.texi (reload_in/out): Document restrictions in predicates
8216 and constraints for these patterns. Document empty string matching
8219 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8221 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
8223 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8225 * cse.c: Undo my previous patch.
8227 2001-07-18 Tom Tromey <tromey@redhat.com>
8230 * configure: Rebuilt.
8231 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
8233 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
8235 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
8236 Jan Hubicka <jh@suse.cz>
8238 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
8239 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
8240 * jump.c (mark_jump_label): Do not forward branches.
8242 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
8244 * cse.c (delete_trivially_dead_insns): Delete the libcall block
8245 when return value is unused.
8247 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8249 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
8251 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
8253 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
8254 on error. We can't blindly return the result of
8255 pthread_mutex_trylock because it returns a positive number on
8256 error, while we must return -1 on error.
8257 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
8259 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
8261 2001-07-18 Andreas Jaeger <aj@suse.de>
8263 * integrate.c (output_inline_function): Correct type of debug_hooks.
8265 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
8267 * combine.c (combine_simplify_rtx): DIV can be treated
8268 associatively for floats if unsafe math optimisations are enabled.
8270 2001-07-17 Richard Henderson <rth@redhat.com>
8272 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
8274 2001-07-17 Richard Henderson <rth@redhat.com>
8276 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
8277 don't force the function address into a register.
8278 (expand_call, emit_library_call_value_1): Update callers.
8279 * builtins.c (expand_builtin_apply): Likewise.
8280 * expr.h (prepare_call_address): Update decl.
8282 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
8284 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
8286 * config/i386/chorus.h: Move up.
8287 * config/sparc/chorus.h: Likewise.
8288 * config/rs6000/chorus.h: Likewise.
8289 * config/chorus.h: Moved here.
8291 2001-07-17 Andreas Schwab <schwab@suse.de>
8293 * configure.in (assembler eh_frame optimization): Handle big
8295 * configure: Regenerated.
8297 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
8299 * expr.c (epxand_expr): Convert divisions into multiplications by
8300 reciprocals if -ffast-math.
8302 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
8304 * dbxout.c (dbxout_really_begin_function): Rename to
8305 dbxout_begin_function.
8306 (dbx_debug_hooks, xcoff_debug_hooks): Update.
8307 (dbxout_begin_function): Remove.
8308 (dbxout_function): Update.
8309 (dbxout_source_line): Update prototype.
8310 * dbxout.h (dbxout_begin_function): Remove.
8311 * debug.c (do_nothing_debug_hooks): Update.
8312 (debug_nothing_tree): Update.
8313 (debug_nothing_charstar_rtx): Remove.
8314 * debug.h (union tree_node): Declare.
8315 (struct rtx_def): Remove.
8316 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
8317 begin_function. Change source_line prototype.
8318 (debug_nothing_tree): New.
8319 (debug_nothing_charstar_rtx): Delete.
8320 (dwarf2out_begin_prologue): Moved from ...
8322 * dwarf2out.c (dwarf2_debug_hooks): Update.
8323 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
8324 debug info, call dwarf2out_source_line.
8325 (dwarf2out_souce_line): Update prototype.
8326 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
8327 Change prototype, make static.
8328 (dwarfout_source_line): Update prototype.
8329 (dwarf_debug_hooks): Update.
8330 * dwarfout.h (dwarfout_begin_function): Remove.
8331 * final.c (final_start_function, final_scan_insn): Use appropriate
8332 debug hooks, update to use notice_source_line.
8333 (output_source_line): Rename notice_source_line. Don't call the
8334 source_line debug hook.
8335 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
8336 make static, update prototype.
8337 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
8339 (sdbout_end_prologue): New.
8340 (sdbout_source_line): Update prototype.
8341 (sdbout_debug_hooks): Update.
8342 (sdbout_symbol): Remove unused var.
8343 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
8345 * varasm.c: Include debug.h.
8346 (assemble_start_function): Use begin_function debug_hook.
8347 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8348 update with prototype.
8349 (xcoffout_source_line): Update prototype.
8350 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
8352 (xcoffout_source_line): Update prototype.
8354 2001-07-17 Richard Henderson <rth@redhat.com>
8356 * c-typeck.c (build_binary_op): Do not shorten unsigned
8357 right shift after sign extension.
8359 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
8361 * combine.c (combine_simplify_rtx): Attempt to simplify
8362 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
8364 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
8365 (simplify_binary_operation, simplify_unary_operation,
8366 simplify_relational_operation): Use it.
8368 * combine.c (combine_simplify_rtx): Don't do associative law
8369 on divisions; allow associative law on floats.
8371 2001-07-17 H.J. Lu <hjl@gnu.org>
8372 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8374 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
8375 ASM_OUTPUT_WEAK_ALIAS are defined.
8376 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
8377 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
8379 * config/mips/iris5.h: ... here.
8380 (HANDLE_SYSV_PRAGMA): Defined as 1.
8381 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
8382 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
8385 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8387 * c-parse.in (all_prefix_attributes): New variable.
8388 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
8389 (maybe_resetattrs): New production.
8390 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
8391 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
8392 notype_initdcl, nested_function, notype_nested_function,
8393 component_decl, components, components_notype,
8394 component_declarator, component_notype_declarator,
8395 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
8396 ivars, mydecl, myparm): Update. Avoid prefix attributes just
8397 after a comma being applied to more than one declarator.
8398 * doc/extend.texi (Attribute Syntax): Update. Remove
8399 documentation of bugs that are no longer present.
8401 2001-07-13 Eric Christopher <echristo@redhat.com>
8403 * config/mips/mips.h: Change TUNE_MIPS* options to use
8405 (EXTRA_SPECS): Add cc1_cpu_spec.
8406 * config/mips/mips.md (muldf3): Fix typo.
8408 2001-07-16 Richard Henderson <rth@redhat.com>
8410 * config/m68k/m68k.c: Include expr.h and reload.h.
8411 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
8412 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
8414 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8415 Richard Henderson <rth@redhat.com>
8417 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
8418 (insn_live_p): Fix fall off end of function.
8419 (dead_libcall_p): Remove COUNTS argument; update callers.
8420 (delete_trivially_dead_insns): Remove unused variables.
8422 2001-07-17 Andreas Jaeger <aj@suse.de>
8424 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
8427 * lcm.c (optimize_mode_switching): Avoid warning for unused
8428 variable if !NORMAL_MODE.
8430 * flow.c (try_crossjump_to_edge): Remove unused variable.
8432 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
8434 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
8435 atexit declaration in stdlib.h.
8437 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
8439 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
8441 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8443 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
8444 * except.c (finish_eh_generation): Update call of cleanup_cfg;
8445 do rebuild_jump_labels instead of jump_optimize
8446 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
8447 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
8448 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
8450 * flow.c: Include timevar.h
8451 (find_basic_block): Push/pop timevar;
8452 (cleanup_cfg): Likewise.
8453 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
8454 * Makefile: Add dependencies on timevar.h
8456 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
8457 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
8459 * rtl.h (delete_trivially_dead_insns): Add new parameter.
8460 * toplev.c (rest_of_compilation): Update calls.
8461 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
8462 (delete_trivially_dead_insns): ... here; accept new argument
8463 preserve_basic_blocks; preserve basic blocks if set.
8465 * reg-stack.c (stack_regs_mentioned): Return 0 if
8466 stack_regs_mentioned_data is not initialized.
8467 (reg_to_stack): Make stack_regs_mentioned survive after the
8468 reg-stack is completted; do not call cleanup_cfg.
8469 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
8470 make cleanup_cfg after bb-reorder to output to debug file.
8472 2001-07-16 Richard Henderson <rth@redhat.com>
8474 * regclass.c (init_reg_sets): Use only 32 bits per initializer
8475 from int_reg_class_contents.
8477 2001-07-16 Richard Henderson <rth@redhat.com>
8479 * hard-reg-set.h (regs_invalidated_by_call): Declare.
8480 * regclass.c (regs_invalidated_by_call): Move from cse.c.
8481 (init_reg_sets_1): Move initialization from cse_main.
8482 * cse.c (regs_invalidated_by_call): Move to regclass.c.
8483 (cse_main): Move its initialization also.
8484 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
8485 * flow.c (propagate_one_insn): Likewise.
8486 * gcse.c (compute_hash_table): Likewise.
8487 (compute_kill_rd, compute_store_table): Likewise.
8488 * sched-deps.c (sched_analyze_1): Likewise.
8490 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
8492 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
8495 2001-07-16 Steve Ellcey <sje@cup.hp.com>
8497 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
8498 in if statement so we don't access undefined memory.
8500 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
8502 * gcse.c: Update comment at top.
8503 Update comment on mem handling.
8504 mem_last_set, mem_first_set, mem_set_in_block: gone.
8505 Declaration of reg_set_info: gone.
8506 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
8507 pointless with load_killed_in_block_p (they are *more*
8508 conservative then it, not less, and less accurate).
8509 (oprs_not_set_p): Ditto.
8510 (alloc_gcse_mem): Don't allocate mem_set_in_block
8511 (free_gcse_mem): Don't free it, either.
8512 (record_last_mem_set_info): Update comment in front, remove
8513 mem_*set_* stuff. Note the reason we don't handle stores directly
8515 (compute_hash_table): Update comments to reflect reality. Remove
8516 mem_*set_* references.
8517 (reset_opr_set_tables): Remove mem_*set_* references.
8519 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
8520 (mark_clobber): Ditto (on both parts, we double set here too).
8521 (expr_killed_p): Remove mem_set_in_block test.
8522 (compute_transp): Remove mem_set_in_block test.
8524 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
8525 of edge, and removal of phi alternative to dump file.
8526 (ssa_ccp_substitute_constants): Add note about register now being
8527 constant, and which uses were replaced in what insns to dump file.
8529 2001-07-16 Andreas Jaeger <aj@suse.de>
8531 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
8532 variables of type HOST_WIDEST_INT.
8534 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
8535 (__bb_exit_func): Correct type of count_max to avoid overflow.
8536 (num_digits): Handle long long argument.
8538 * combine.c (gen_lowpart_for_combine): Remove unused variable.
8540 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8542 * output.h (sdb_begin_function_line): Restore as an extern
8544 * sdbout.c (sdb_begin_function_line): Make extern.
8546 2001-07-15 Richard Henderson <rth@redhat.com>
8548 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
8549 * genrecog.c (maybe_both_true_mode): New.
8550 (maybe_both_true_2): Use it.
8551 (write_switch): Don't put Pmode in a switch.
8552 * rtl.c (mode arrays): Don't explicitly size them.
8554 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
8556 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
8557 handling; move unconditional splitting before mode switching.
8559 * i386.md (type): Add fistp type.
8560 (i387, length_attr, scheduling definitions): Handle this type.
8561 (fix_trunc?f?i2): Revamp to use mode switching.
8562 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
8563 * i386.h (fp_cw_mode): New enum
8564 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
8565 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
8567 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8569 * Makefile.in (integrate.o): Add debug.h.
8570 * integrate.c (debug.h): Add.
8571 (output_inline_function): Save, reset, and restore debug_hooks.
8573 2001-07-15 Richard Henderson <rth@redhat.com>
8575 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
8576 instead of COMPARE for the EQUIV expression.
8578 2001-07-15 Richard Henderson <rth@redhat.com>
8580 * flow.c (redirect_edge_and_branch_force): Initialize
8581 global_live_at_start and global_live_at_end.
8582 (allocate_bb_life_data): Export.
8583 * basic-block.h (allocate_bb_life_data): Declare.
8584 * toplev.c (rest_of_compilation): Call it.
8586 2001-07-15 Richard Henderson <rth@redhat.com>
8588 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
8589 (alpha_tablejump_best_label): New.
8590 * config/alpha/alpha-protos.h: Declare them.
8591 * config/alpha/alpha.md: Use braced strings for code blocks.
8592 (tablejump_osf): Break out add with r29.
8593 (tablejump_osf_internal): Remove.
8594 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
8595 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
8597 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8599 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
8602 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
8604 * i386-protos.h (ix86_split_fp_branch): Update prototype.
8605 (ix86_fp_jump_nontrivial_p): New.
8606 * i386.md (fp_jcc_?): Update call of split_fp_branch;
8607 use ix86_fp_jump_nontrivial_p.
8608 * i386.c (ix86_fp_jump_nontrivial_p): New.
8609 (ix86_split_fp_branch): Accept code instead of rtx.
8610 (ix86_expand_compare): Expand comparison early in case
8611 doing so is resonably cheap.
8613 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
8615 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
8617 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
8618 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
8620 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
8622 * dbxout.c (dbxout_source_line): Make static, update prototype.
8623 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
8624 (dbxout_init, dbxout_finish, dbxout_source_line,
8625 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
8626 * dbxout.h (dbxout_source_line): Delete.
8627 * debug.c (debug_nothing_file, debug_nothing_file_int,
8628 debug_nothing_file_charstar_rtx): New.
8629 (do_nothing_debug_hooks): Update.
8630 (debug_nothing_void, debug_nothing_charstar_rtx,
8631 dwarf2out_end_epilogue): New.
8632 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8633 * debug.h (struct rtx_def): Declare.
8634 (gcc_debug_hooks): New hooks source_line, end_epilogue
8636 (debug_nothing_void, debug_nothing_charstar_rtx,
8637 dwarf2out_end_epilogue): New.
8638 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
8639 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
8640 (dwarf2_debug_hooks): Update.
8641 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
8642 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
8643 * dwarf2out.h (dwarf2out_source_line): Remove.
8644 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
8645 Make static, update prototype.
8646 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
8647 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
8648 (dwarf_debug_hooks): Update.
8649 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
8650 dwarfout_end_function): Remove.
8651 * final.c (profile_function): Use debug hooks for ending functions
8653 (output_source_line, final_end_function): Update prototype,
8655 (final_start_function, final_scan_insn): Update.
8656 * output.h (sdb_begin_function_line): Remove.
8657 (final_end_function): Update prototype.
8658 * sdbout.c (sdb_begin_function_line): Make static.
8659 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
8660 (sdbout_source_line): New.
8661 (sdbout_end_epilogue, sdbout_end_function): Make static, update
8663 (sdb_debug_hooks): Update.
8664 (sdbout_init, sdbout_source_line,
8665 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
8666 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
8667 * toplev.c (compile_file, rest_of_compilation): Update.
8668 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
8669 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
8670 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
8671 Update for prototype changes.
8672 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
8673 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
8675 2001-07-15 Richard Henderson <rth@redhat.com>
8677 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
8678 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
8679 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
8680 * config/alpha/alpha.c: Likewise.
8681 * config/alpha/alpha.md: Likewise.
8682 * config/alpha/alpha32.h: Likewise.
8683 * config/alpha/vms.h: Likewise.
8686 2001-07-14 Richard Henderson <rth@redhat.com>
8688 * config/alpha/alpha.md: Use define_constants for unspec values.
8689 Substitute throughout.
8691 2001-07-14 Tim Josling <tej@melbpc.org.au>
8693 * tree.def (EXPON_EXPR) remove. Never supported anyway.
8695 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
8697 * pa.md: Remove unused constraints from define_split's.
8699 2001-04-14 Richard Henderson <rth@redhat.com>
8701 * ifcvt.c (find_cond_trap): Test for exit block.
8703 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
8705 Re-install recently reverted patch.
8706 * emit-rtl.c (try_split): Update mark_jump_label call.
8707 * flow.c (find_sub_basic_blocks): Likewise.
8708 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8710 (mark_all_labels): Kill second parameter.
8711 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8712 (rebuild_jump_labels, jump_optimize_minimal): Update call
8714 (jump_optimize_1): Kill crossjumping code.
8715 (mark_jump_label): Kill cross_jump parameter.
8716 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8717 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8718 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8720 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8722 (dump_file_info): Likewise.
8723 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8724 reorganize passes to do reg-stack first, bb-reorder second.
8725 * invoke.texi (-d letters doc): Remove the jump2 pass.
8727 2001-07-14 Richard Henderson <rth@redhat.com>
8729 * ifcvt.c (find_cond_trap): New.
8730 (find_if_header): Call it.
8731 (merge_if_block): Relax existing jump sanity check.
8732 * jump.c (jump_optimize_1): Remove conditional trap handling.
8734 2001-07-14 Alan Modra <amodra@bigpond.net.au>
8736 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
8738 (insn_refs_are_delayed): Correct comment.
8739 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
8740 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
8741 instead of r31. Make associated insn !TARGET_64BIT, and
8742 provide an additional 64-bit insn that clobbers r2.
8744 (udivsi3): Likewise.
8746 (umodsi3): Likewise.
8748 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
8750 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
8752 * flow.c (redirect_edge_and_branch_force, split_edge,
8753 try_crossjump_to_edge): Use set_block_for_new_insns.
8754 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
8756 2001-07-13 H.J. Lu (hjl@gnu.org)
8758 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
8761 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8763 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
8765 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
8767 * c-common.c (decl_attributes): Take a pointer to the node to
8768 which attributes are to be attached, and a flags argument.
8769 * c-common.h (enum attribute_flags): New.
8770 (decl_attributes): Update prototype.
8771 * c-decl.c (start_decl, push_parm_decl, finish_struct,
8772 finish_enum, start_function): Update calls to decl_attributes.
8773 * c-parse.in (component_declarator, component_notype_declarator,
8774 label): Update calls to decl_attributes.
8776 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
8778 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
8779 * config/avr/avr.c (legitimate_address_p): Return value changed
8780 from letter to register classes. For better debugging.
8782 2001-07-13 Kazu Hirata <kazu@hxi.com>
8784 * jump.c (reversed_comparison_code_parts): Fix comment typos.
8786 2001-07-13 H.J. Lu (hjl@gnu.org)
8788 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
8790 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
8792 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
8793 correctly for shared configurations.
8794 * config/t-libgcc-pic: New.
8795 * config/{i386,m68k,sparc}/t-openbsd: New.
8796 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
8797 Support -shared. Support debugging libraries with -g.
8798 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
8799 frame information does not emit pointer diffs.
8800 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
8803 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
8805 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
8807 2001-07-13 David Edelsohn <edelsohn@gnu.org>
8809 * combine.c (try_combine): Ensure const_int pow2 is positive.
8811 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
8813 * config.gcc: Add configuration for s/390.
8814 * config/s390/s390.c: New. Subroutines for code generation.
8815 * config/s390/s390.h: New. Definitions for s/390.
8816 * config/s390/s390-protos.h: New. Prototypes.
8817 * config/s390/linux.h: New. Definitions for linux for s/390.
8818 * config/s390/linux64.h: New. Definitions for linux for zSeries.
8819 * config/s390/t-linux: New. Makefile fragment.
8820 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
8821 * config/s390/fixdfdi.h: New. Fix L_fix*di.
8823 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
8825 * emit-rtl.c (try_split): Update mark_jump_label call.
8826 * flow.c (find_sub_basic_blocks): Likewise.
8827 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
8829 (mark_all_labels): Kill second parameter.
8830 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
8831 (rebuild_jump_labels, jump_optimize_minimal): Update call
8833 (jump_optimize_1): Kill crossjumping code.
8834 (mark_jump_label): Kill cross_jump parameter.
8835 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
8836 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
8837 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
8839 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
8841 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
8842 reorganize passes to do reg-stack first, bb-reorder second.
8843 * invoke.texi (-d letters doc): Remove the jump2 pass.
8845 2001-07-12 Steve Ellcey <sje@cup.hp.com>
8847 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
8849 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8851 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
8853 (verify_flow_info): Make diagnostics prettier.
8855 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8857 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
8859 * flow.c (outgoing_edges_match): Return early if condition reversal
8862 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
8864 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
8865 (mips_move_2words): When splitting a move into two instructions,
8866 prefix the second address operand with '%D'.
8868 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
8870 * Makefile.in (final.o): Depend on debug.h.
8871 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
8872 (dbx_debug_hooks): Add new hooks.
8873 (xcoff_debug_hooks): New.
8874 * debug.c (debug_nothing_file_int_int): New.
8875 (do_nothing_debug_hooks): Update.
8876 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
8877 (debug_nothing_file_int_int): New.
8878 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
8879 static, update prototype.
8880 (dwarf2_debug_hooks): Update.
8881 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
8882 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
8883 static, update prototype.
8884 (dwarf_debug_hooks): Update.
8885 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
8886 * final.c: Include debug.h.
8887 (final_scan_insn): Use debug hooks when beginning and ending blocks.
8888 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
8889 static, update prototype.
8890 (sdb_debug_hooks): Update.
8891 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
8892 * toplev.c: Distinguish between xcoff and dbx.
8894 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
8895 Call all debug hooks, not just dwarf ones.
8897 2001-07-11 Timothy Wall <twall@redhat.com>
8899 * config.gcc: Add configuration for AIX5/IA64.
8900 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
8901 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
8902 support prefix/suffix code.
8903 * config/ia64/t-aix: New. Makefile fragment.
8904 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
8906 2001-07-11 Kazu Hirata <kazu@hxi.com>
8908 * recog.c (validate_change): Fix a comment typo.
8910 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
8912 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
8913 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
8915 * dbxout.c (dbx_debug_hooks): Add new hooks.
8916 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
8918 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
8920 * dbxout.h (dbxout_start_new_source_file,
8921 dbxout_resume_previous_source_file): Delete.
8922 * debug.c (do_nothing_debug_hooks): Add new hooks.
8923 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8924 (debug_nothing_int_charstar, debug_nothing_int): New.
8925 * debug.h (gcc_debug_hooks): New hooks define, undef,
8926 start_source_file and end_source_file.
8927 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
8928 (debug_nothing_int_charstar, debug_nothing_int): New.
8929 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
8930 the conditionally compiled section.
8931 (dwarf2out_start_source_file, dwarf2out_end_source_file,
8932 dwarf2out_define, dwarf2out_undef): Make static.
8933 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
8934 dwarf2out_define, dwarf2out_undef): Remove.
8935 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
8936 (dwarfout_start_source_file, dwarfout_end_source_file,
8937 dwarfout_define, dwarfout_undef): Make static.
8938 (dwarfout_start_source_file_check,
8939 dwarfout_end_source_file_check): New.
8940 (dwarfout_define, dwarfout_finish): Update.
8941 * dwarfout.h (dwarfout_start_new_source_file,
8942 dwarfout_resume_previous_source_file, dwarfout_define,
8943 dwarfout_undef): Remove.
8944 * sdbout.c (sdb_debug_hooks): Add new hooks.
8945 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
8947 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
8948 make static, take an arg.
8949 * sdbout.h (sdbout_start_new_source_file,
8950 sdbout_resume_previous_source_file): Delete.
8951 * toplev.c (debug_start_source_file, debug_end_source_file,
8952 debug_define, debug_undef): Delete.
8953 * toplev.h (debug_start_source_file, debug_end_source_file,
8954 debug_define, debug_undef): Delete.
8956 * java/jcf-parse.c: Include debug.h.
8957 (parse_class_file): Update to use debug hooks directly.
8958 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
8960 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8962 * alias.c (set_mem_alias_set): New function.
8963 * rtl.h (set_mem_alias_set): Declare it.
8964 * builtins.c (expand_builtin_return_addr): Call it instead of
8965 using MEM_ALIAS_SET accessor.
8966 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
8967 (get_memory_rtx, expand_builtin_va_arg): Likewise.
8968 (expand_builtin_va_copy):Likewise.
8969 * caller-save.c (setup_save_areas): Likewise.
8970 * calls.c (compute_argument_addresses): Likewise.
8971 * explow.c (set_mem_attributes): Likewise.
8972 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
8973 (expand_assignment, store_constructor_field, store_field): Likewise.
8974 (expand_expr_unaligned): Likewise.
8975 * function.c (assign_stack_temp_for_type): Likewise.
8976 (put_reg_into_stack, gen_mem_addressof): Likewise.
8977 * ifcvt.c (noce_try_cmove_arith): Likewise.
8978 * reload1.c (reload, alter_reg): Likewise.
8979 * config/alpha/alpha.c (get_aligned_mem): Likewise.
8980 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
8981 (alpha_expand_unaligned_store): Likewise
8982 (alpha_expand_unaligned_load_words): Likewise.
8983 (alpha_expand_unaligned_store_words): Likewise.
8984 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
8985 (alpha_expand_epilogue): Likewise.
8986 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
8987 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
8988 * config/i386/i386.c (legitimize_pic_address): Likewise.
8989 * config/i960/i960.c (setup_incoming_varargs): Likewise.
8990 * config/ia64/ia64.c (spill_restore_mem): Likewise.
8991 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
8992 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
8993 * config/mips/mips.c (mips_va_arg): Likewise.
8994 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
8995 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
8996 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8997 (setup_incoming_varargs, rs6000_va_arg): Likewise.
8998 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
8999 (rs6000_emit_epilogue): Likewise.
9000 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
9001 * config/sparc/sparc.c (sparc_va_arg): Likewise.
9002 * config/v850/v850.c (v850_va_arg): Likewise.
9004 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
9006 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
9007 when fallthru edge is present.
9008 (mege_blocks): Handle case where creation of jump insn
9011 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
9012 CLEANUP_POST_REGSTACK): New constants.
9013 * except.c (finish_eh_generation): Update call of cleanup_cfg,
9014 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
9015 * output.h (cleanup_cfg): Update prototype.
9016 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
9017 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
9018 cleanup_cfg call; kill missleading comment.
9019 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
9020 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
9021 parameter; control optimizations performed using it.
9022 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
9023 try_crossjump_bb): New functions.
9025 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9027 * pa.c (pa_output_function_prologue): Delete prototype. Make function
9029 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
9030 pa_output_function_prologue.
9031 * pa-protos.h (pa_output_function_prologue): New prototype.
9033 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
9035 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
9036 and low to get correct sign extension in low+high test.
9038 2001-07-11 Janis Johnson <janis@us.ibm.com>
9040 * gcov.c (arcdata): Use gcov_type to fix branch percentage
9041 for large hit count.
9043 * profile.c (branch_prob): Fix .bbg info for computed gotos
9046 2001-07-11 Mark Mitchell <mark@codesourcery.com>
9048 * stmt.c (parse_output_constraint): New function, split out
9050 (expand_asm_operands): ... here. Use parse_output_constraint.
9051 * tree.h (parse_output_constraint): Declare it.
9053 2001-07-11 Richard Henderson <rth@redhat.com>
9055 * bitmap.c: Comment some functions; fiddle whitespace.
9056 (bitmap_free): Don't export.
9057 (bitmap_element_allocate): Use memset.
9058 * bitmap.h (bitmap_free): Don't declare.
9060 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
9062 * gcse.c, lcm.c, sched-deps.c:
9063 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
9065 * flow.c (flow_loops_find): Free dom if we found no loops, since
9066 we aren't going to save it.
9068 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
9071 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
9073 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
9075 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9077 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
9078 #ifndef DWARF2_DEBUGGING_INFO.
9080 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9082 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
9084 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9086 * config/mips/mips.c (gen_int_relational): Tell the caller not to
9087 reverse a branch if a NE comparison is implemented with GTU.
9089 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
9090 H.J. Lu <hjl@gnu.org>
9092 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
9094 (call_internal2): Likewise.
9095 (call_value_internal1): Likewise.
9096 (call_value_internal2): Likewise.
9097 (call_value_multiple_internal1): Likewise.
9098 (call_value_multiple_internal2): Likewise.
9100 2001-07-10 Kazu Hirata <kazu@hxi.com>
9102 * calls.c (emit_library_call_value_1): Fix a comment typo.
9103 * dwarf2out.c (mem_loc_descriptor): Likewise.
9104 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
9106 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
9108 * simplify-rtx.c (simplify_subreg): Fix typo in comment
9110 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9112 * recog.c (offsettable_address_p): Handle LO_SUM case.
9113 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
9114 instead of plus_constant.
9116 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9118 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
9119 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
9121 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9123 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
9124 adjust_address_nv instead of plus_constant.
9126 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
9128 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
9129 dwarf2out.o): Depend on debug.h, wrap long lines.
9130 * dbxout.c: Include debug.h.
9131 (dbx_debug_hooks): New.
9132 (dbxout_init): Make static, take just 2 args.
9133 (dbxout_finish): Make static.
9134 * dbxout.h (dbxout_init, dbxout_finish): Delete.
9135 * debug.c: New file.
9136 * debug.h: New file.
9137 * dwarf2out.c: Include debug.h.
9138 (dwarf2_debug_hooks): New.
9139 (dwarf2out_init): Make static.
9140 (dwarf2out_finish): Make static, take 2 args.
9141 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
9142 * dwarfout.c: Include debug.h.
9143 (dwarf_debug_hooks): New.
9144 (dwarfout_init): Make static.
9145 (dwarfout_finish): Make static, take 2 args.
9146 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
9147 * sdbout.c: Include debug.h.
9148 (sdb_debug_hooks): New.
9149 (sdbout_init): Make static, take 2 args.
9150 * sdbout.h (sdbout_init): Delete.
9151 * toplev.c: Include debug.h.
9153 (compile_file): Set deubg_hooks based on command line options.
9154 Use the hooks unconditionally rather than conditional compilation.
9156 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
9158 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
9159 first_insn_after_basic_block_note instead.
9161 * df.c (df_bb_refs_unlink): #if 0 out for now.
9163 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
9165 * ssa.h: Add prototype for ssa_const_prop
9166 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
9167 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
9168 (ssa_fast_dce): Remove unused variable
9170 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9172 * diagnostic.c (finish_diagnostic): Rename to
9173 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
9176 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
9178 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
9181 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
9182 (dump_file): Only pad the demangled name with spaces if the
9183 mangled name was padded with spaces.
9185 2001-07-10 Bernd Schmidt <bernds@redhat.com>
9187 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
9190 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9192 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
9193 extraction if no direct load if either EXPAND_CONST_ADDRESS or
9196 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
9197 whether can put offset inside LO_SUM to check mode alignment, not size.
9199 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9201 * doc/tm.texi (Misc): Fix thinko.
9203 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
9205 * regmove.c (replace_in_call_usage): Fix warnings.
9206 * sched-deps.c (add_dependence): Fix warnings.
9207 * simplify-rtx.c (simplify_subreg): Likewise.
9208 Return NULL_RTX instead of NULL.
9210 * reg-stack.c (emit_swap_insn): Eliminate warnings.
9211 (subst_asm_stack_regs): Likewise.
9213 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
9216 * dwarf2out.c (output_call_frame_info): Declare i as int.
9217 (build_abbrev_table): Declare n_alloc as int.
9218 (dwarf2out_finish): Initialize die.
9219 * except.c: Declare sjlj_funcdef_number as unsigned.
9220 (connect_post_landing_pads): Declare j as unsigned.
9221 (convert_to_eh_region_ranges): Initialize call_site.
9222 (output_function_exception_table): Initialize tt_format_size.
9223 * expr.c (move_by_pieces_1): Initialize to1.
9224 (store_constructor): Initialize minelt and maxelt.
9225 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
9226 * function.c (instantiate_decls): Avoid signed/unsigned warning.
9228 * c-decl.c (combine_parm_decls): Unused, remove.
9229 * c-tree.h: Remove prototype for combine_parm_decls.
9231 * reload.c (push_reload): Fix warning.
9232 (regno_clobbered_p): Likewise.
9233 * reload1.c (replace_pseudos_in_call_usage): Likewise.
9234 (reload_combine): Likewise.
9236 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
9237 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
9239 * bitmap.c (bitmap_operation): Change user.
9240 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
9242 2001-07-10 Eric Christopher <echristo@redhat.com>
9244 * config/mips/mips.c (override_options): Fix typo.
9246 2001-07-09 Stan Shebs <shebs@apple.com>
9248 * target.h (struct gcc_target): New fields init_builtins and
9250 * target-def.h (TARGET_INIT_BUILTINS): New macro.
9251 (TARGET_EXPAND_BUILTIN): New macro.
9252 (TARGET_INITIALIZER): Add them.
9253 * builtins.c: Include target.h.
9254 (expand_builtin): Use targetm.expand_builtin.
9255 (default_init_builtins): New function.
9256 (default_expand_builtin): New function.
9257 * expr.h (default_init_builtins): Declare.
9258 (default_expand_builtin): Declare.
9259 * c-common.c (c_common_nodes_and_builtins): Use
9260 targetm.init_builtins.
9261 * defaults.h (MD_INIT_BUILTINS): Remove.
9262 * Makefile.in (builtins.o): Depend on target.h.
9264 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
9265 (TARGET_EXPAND_BUILTIN): Define.
9266 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
9267 (MD_EXPAND_BUILTIN): Remove.
9269 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
9270 (TARGET_EXPAND_BUILTIN): Define.
9271 (c4x_init_builtins): Make endlink arg a local.
9272 (c4x_print_operand): Fix typos in adjust_address usages.
9273 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
9274 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
9275 (MD_EXPAND_BUILTIN): Remove.
9277 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
9278 (TARGET_EXPAND_BUILTIN): Define.
9279 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
9280 (ix86_init_builtins): Call new function only if TARGET_MMX.
9281 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
9282 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
9283 (MD_EXPAND_BUILTIN): Remove.
9285 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
9286 (TARGET_EXPAND_BUILTIN): Define.
9287 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
9288 (MD_EXPAND_BUILTIN): Remove.
9290 * doc/tm.texi: Document these changes.
9292 2001-07-09 Diego Novillo <dnovillo@redhat.com>
9294 * basic-block.h (tree_node): Forward declare if needed.
9295 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
9296 (BLOCK_HEAD_TREE): Define.
9297 (BLOCK_END_TREE): Define.
9298 (struct loops): Rename field 'tree' to 'tree_root'.
9299 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
9301 (flow_loops_tree_build): Rename reference to field 'tree' to
9303 (flow_loops_level_compute): Ditto.
9304 * predict.c (estimate_bb_frequencies): Ditto.
9305 * tree.h (struct tree_common): Add field 'aux'.
9307 2001-07-09 Stan Shebs <shebs@apple.com>
9309 * config/darwin.c (darwin_encode_section_info): Don't mark any
9310 DECL_EXTERNAL node as defined.
9312 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
9314 * pa.c (pa_init_machine_status, pa_mark_machine_status,
9315 pa_free_machine_status, hppa_init_pic_save): Delete.
9316 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
9317 (hppa_profile_hook): Use hppa_pic_save_rtx.
9318 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
9319 hppa_init_pic_save): Delete.
9320 (hppa_pic_save_rtx): Declare.
9321 * pa.md (call, call_value, sibcall, sibcall_value,
9322 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
9324 2001-07-09 Kazu Hirata <kazu@hxi.com>
9326 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
9327 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
9329 2001-07-09 Andreas Jaeger <aj@suse.de>
9331 * output.h: Add declaration of final_forward_branch_p.
9333 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
9335 * varray.c: Include errors.h for internal_error and trim_filename
9338 * Makefile.in (varray.o): Add errors.h.
9340 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
9342 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
9343 * optabs.c (have_add2_insn): Check whether the add insn chosen
9344 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
9345 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
9347 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
9349 * Makefile.in (OBJS): Add ssa-ccp.o
9350 (ssa-ccp.o): Add dependencies.
9351 * toplev.c (DFI_ssa_ccp): New dump file enum.
9352 (dump_file): Add entry for dumping after SSA CCP.
9353 (flag_ssa_ccp): New flag variable.
9354 (f_options): Add -fssa-ccp.
9355 (rest_of_compilation): Run SSA CCP if requested.
9356 * timevar.def (TV_SSA_CCP): New timevar.
9357 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
9358 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
9359 Fix minor typo in SSA DCE documentation.
9360 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
9361 Add documentation for new dump option. Renumber dump files
9364 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9366 * emit-rtl.c (gen_highpart_mode): New.
9367 * rtl.h (gen_highpart_mode): Declare.
9368 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
9369 operand can be VOIDmode constant.
9371 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
9373 * flow.c (redirect_edge_and_branch_force): New.
9374 (can_fallthru): Ensure that basic blocks are succeeding.
9375 (try_optimize_cfg): Do not delete basic block if it is the last one.
9377 * flow.c (try_redirect_by_replacing_jump): Do not remove
9378 jumps with side effects, unlink chain on fallthru edge;
9379 set block for new jump instruction; avoid basic block to
9380 over by line number note.
9382 * flow.c (try_simplify_condjump): Verify that the condjump
9383 is not always falling trought.
9386 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
9388 * flow.c (forwarder_block_p): Fix for fallthru blocks.
9389 (try_redirect_by_replacing_jump): Update properly the count
9390 and frequency information.
9392 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9394 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
9395 address that is a LO_SUM specially.
9396 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
9398 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
9400 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
9401 (operand_subword): Use them.
9402 (change_address_1): Renamed from change_address; new arg VALIDATE.
9403 * expr.h: Reflect above changes; change_address now macro.
9404 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
9406 * cselib.c (add_mem_for_addr): Likewise.
9407 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
9408 * regmove.c (try_apply_stack_adjustment): Likewise.
9409 * reload.c (push_reload, make_memloc): Likewise.
9410 * reload1.c (eliminate_regs): Likewise.
9411 * simplify-rtx.c (simplify_replace_rtx): Likewise.
9412 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
9414 * combine.c (make_extraction, simplify_shift_const): Likewise.
9415 (gen_lowpart_for_combine): Likewise.
9416 * cse.c (gen_lowpart_if_possible): Likewise.
9417 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
9418 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
9419 * optabs.c (gen_move_insn): Likewise.
9420 * reload1.c (alter_reg): Likewise.
9421 * simplify-rtx.c (simplify_subreg): Likewise.
9422 * stmt.c (expand_anon_union_decl): Likewise.
9423 * recog.c (validate_replace_rtx_1): Likewise.
9425 * Makefile.in (recog.o): Add $(EXPR_H).
9426 * explow.c (stabilize): Call replace_equiv_address.
9427 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
9428 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
9430 2001-07-03 Andrew Haley <aph@redhat.com>
9432 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
9433 the mode of the memory location.
9435 2001-07-09 Bo Thorsen <bo@suse.co.uk>
9437 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
9439 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
9441 * final.c (output_addr_const): Use target opening and
9442 closing parentheses.
9443 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
9444 defaults, add to TARGET_ASM_OUT.
9445 * target.h (struct gcc_target): Add open_paren and close_paren.
9446 * doc/md.texi: Update.
9447 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
9448 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
9449 TARGET_ASM_CLOSE_PAREN.
9450 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9452 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
9454 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
9455 * config/a29k/a29k.h: Similarly.
9456 * config/alpha/alpha.h: Similarly.
9457 * config/arc/arc.h: Similarly.
9458 * config/arm/aof.h: Similarly.
9459 * config/arm/aout.h: Similarly.
9460 * config/avr/avr.h: Similarly.
9461 * config/c4x/c4x.h: Similarly.
9462 * config/clipper/clipper.h: Similarly.
9463 * config/convex/convex.h: Similarly.
9464 * config/d30v/d30v.h: Similarly.
9465 * config/dsp16xx/dsp16xx.h: Similarly.
9466 * config/elxsi/elxsi.h: Similarly.
9467 * config/fr30/fr30.h: Similarly.
9468 * config/h8300/h8300.h: Similarly.
9469 * config/i370/i370.h: Similarly.
9470 * config/i386/i386.h: Similarly.
9471 * config/i860/i860.h: Similarly.
9472 * config/i960/i960.h: Similarly.
9473 * config/ia64/ia64.h: Similarly.
9474 * config/m32r/m32r.h: Similarly.
9475 * config/m68hc11/m68hc11.h: Similarly.
9476 * config/m68k/m68k.h: Similarly.
9477 * config/m88k/m88k.h: Similarly.
9478 * config/mcore/mcore.h: Similarly.
9479 * config/mips/mips.h: Similarly.
9480 * config/mn10200/mn10200.h: Similarly.
9481 * config/mn10300/mn10300.h: Similarly.
9482 * config/ns32k/ns32k.h: Similarly.
9483 * config/pa/pa.h: Similarly.
9484 * config/pdp11/pdp11.h: Similarly.
9485 * config/pj/pj.h: Similarly.
9486 * config/romp/romp.h: Similarly.
9487 * config/rs6000/rs6000.h: Similarly.
9488 * config/sh/sh.h: Similarly.
9489 * config/sparc/sparc.h: Similarly.
9490 * config/v850/v850.h: Similarly.
9491 * config/vax/vax.h: Similarly.
9492 * config/we32k/we32k.h: Similarly.
9494 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
9496 * doc/c-tree.texi: Document representation of attributes.
9498 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9500 * doc/tm.texi: Update some places for the rename of target to
9503 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9505 * target.h (struct gcc_target): Add insert_attributes.
9506 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
9507 (TARGET_INITIALIZER): Update.
9508 * tree.c, tree.h (default_insert_attributes): New function.
9509 Update comments on other default functions to refer to targetm,
9511 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
9512 TARGET_INSERT_ATTRIBUTES.
9513 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
9514 * c-common.c (decl_attributes): Use targetm.insert_attributes.
9515 Don't use PRAGMA_INSERT_ATTRIBUTES.
9516 * Makefile.in (c-common.o): Depend on $(TARGET_H).
9517 * c-decl.c (start_decl, start_function): Don't call
9518 SET_DEFAULT_DECL_ATTRIBUTES.
9519 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9520 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
9522 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
9523 (c4x_check_attribute): Avoid modifying attribute list itself.
9524 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
9526 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
9527 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
9529 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
9530 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
9532 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
9533 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
9535 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
9536 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
9537 Adjust parameters. Make static.
9539 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
9541 * c-common.c (decl_attributes): Only take a single attributes
9543 * c-common.h (decl_attributes): Update prototype.
9544 * c-decl.c (start_decl, start_function): Only take a single
9545 attributes parameter. Update calls to decl_attributes.
9546 (finish_struct, finish_enum): Update calls to decl_attributes.
9547 (push_parm_decl): Expect unified list of attributes. Update call
9549 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
9550 notype_nested_function, component_declarator,
9551 component_notype_declarator, label): Update calls to
9553 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
9554 lists that are passed to push_parm_decl.
9555 * c-tree.h (start_function, start_decl): Update prototypes.
9556 * config/sh/sh-protos.h, config/sh/sh.c
9557 (sh_pragma_insert_attributes): Only take a single attributes
9559 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
9560 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
9561 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
9562 build_module_descriptor, generate_static_references,
9563 generate_strings, build_selector_translation_table,
9564 generate_descriptor_table, generate_protocols,
9565 generate_ivars_list, generate_dispatch_table,
9566 generate_protocol_list, generate_category,
9567 generate_shared_structures, really_start_method, add_objc_decls,
9568 generate_classref_translation_entry): Update calls to start_decl
9570 (build_tmp_function_decl, start_method_def): Unify attribute lists
9571 that are passed to push_parm_decl.
9573 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
9575 * final.c (no_asm_to_stream): New.
9576 (final_scan_insn): Use target structures for prologue ends
9577 and epilogue starts.
9578 * output.h (no_asm_to_stream): New.
9579 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
9580 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
9581 (TARGET_ASM_OUT): Update.
9582 * target.h (struct gcc_target): New members function_end_prologue
9583 and function_begin_epilogue.
9584 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
9585 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
9586 * config/alpha/alpha.c (output_end_prologue): Rename to
9587 alpha_output_function_end_prologue. Use in target struct
9589 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
9590 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
9591 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
9592 ia64_output_function_end_prologue. Use in target struct
9594 (ia64_function_prologue, ia64_funciton_epilogue): Rename
9595 mistyped prototypes.
9596 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
9597 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
9599 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
9600 an use in target struct, make static.
9601 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
9604 2001-07-08 Richard Henderson <rth@redhat.com>
9606 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
9608 2001-07-08 Richard Henderson <rth@redhat.com>
9610 * config/i386/i386.md: Remove constraints strings from define_split
9611 and define_peephole2 patterns.
9612 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
9613 (eh_return): Use them.
9615 2001-07-08 Richard Henderson <rth@redhat.com>
9617 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
9618 Document MD_FALLBACK_FRAME_STATE_FOR.
9620 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9622 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
9623 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
9625 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
9627 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
9629 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
9630 of the label inside NAME as opposed to just the end of NAME.
9632 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
9634 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
9635 * config/alpha/alpha.c (alpha_init_machine_status,
9636 alpha_mark_machine_status, alpha_free_machine_status): Delete.
9637 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
9638 (vms_valid_decl_attribute_p): Make static, conditionally compile.
9639 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
9641 2001-07-06 Stan Shebs <shebs@apple.com>
9643 * target.h (targetm): Rename global from "target", so as not to
9644 conflict with local variables.
9646 * c-typeck.c: Ditto.
9650 * cp/decl2.c: Ditto.
9651 * cp/typeck.c: Ditto.
9652 * 1750a/1750a.c: Ditto.
9653 * a29k/a29k.c: Ditto.
9657 * clipper/clipper.c: Ditto.
9658 * convex/convex.c: Ditto.
9659 * d30v/d30v.c: Ditto.
9660 * dsp16xx/dsp16xx.c: Ditto.
9661 * elxsi/elxsi.c: Ditto.
9662 * fr30/fr30.c: Ditto.
9663 * h8300/h8300.c: Ditto.
9664 * i370/i370.c: Ditto.
9665 * i386/i386.c: Ditto.
9666 * i860/i860.c: Ditto.
9667 * i960/i960.c: Ditto.
9668 * ia64/ia64.c: Ditto.
9669 * m32r/m32r.c: Ditto.
9670 * m68hc11/m68hc11.c: Ditto.
9671 * m68k/m68k.c: Ditto.
9672 * m88k/m88k.c: Ditto.
9673 * mips/mips.c: Ditto.
9674 * ns32k/ns32k.c: Ditto.
9676 * pdp11/pdp11.c: Ditto.
9677 * romp/romp.c: Ditto.
9678 * rs6000/rs6000.c: Ditto.
9680 * sparc/sparc.c: Ditto.
9682 * we32k/we32k.c: Ditto.
9683 * doc/tm.texi: Update the manual to match.
9685 2001-07-06 Richard Henderson <rth@redhat.com>
9687 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
9688 DWARF2_UNWIND_INFO not just whether it is defined.
9690 2001-07-06 Diego Novillo <dnovillo@redhat.com>
9692 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
9693 call to simplify_binary_operation returns a new pattern.
9695 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9697 * glimits.h (__SHRT_MAX__): New.
9698 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
9699 (SHRT_MAX): Define in terms of __SHRT_MAX__.
9701 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
9703 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
9706 2001-07-06 Richard Henderson <rth@redhat.com>
9708 * bitmap.c (bitmap_release_memory): Move adjacent to the
9709 allocation functions.
9710 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
9711 the implementation. Binary search for the set bit.
9712 (bitmap_union_of_diff): Allocate the temporary on the stack
9713 instead of using xmalloc.
9715 2001-07-06 Richard Henderson <rth@redhat.com>
9717 * genrecog.c (validate_pattern): Warn for constraints in
9718 define_{expand,split,peephole2}. Remove strict_low_part
9719 before looking up match_dup.
9721 2001-07-06 DJ Delorie <dj@redhat.com>
9723 * doc/gcc.texi (Makefile): Rename to be a more general purpose
9724 chapter about various build hints and history. Add section
9725 talking about the various types of native and cross builds.
9727 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
9729 * Makefile.in (final.o): Depend on target.h.
9730 * final.c: Include target.h.
9731 (default_function_pro_epilogue): New.
9732 (final_start_function): Use target structure for function prologues.
9733 (final_end_function): Use target structure for function epilogues.
9734 * fold-const.c (real_hex_to_f): Constify s and p.
9735 * output.h (default_function_pro_epilogue): New.
9736 * real.h (real_hex_to_f): Update prototype.
9737 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
9738 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
9739 (TARGET_INITIALIZER): Update.
9740 * target.h (gcc_target): Add struct asm_out.
9741 * doc/tm.texi: Update.
9744 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
9745 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
9746 in cpu/cpu.c, or rename old functions consistently. Take
9747 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
9748 redundant macros and prototypes. Make new functions static.
9750 * 1750a/1750a.c: Similarly.
9751 * 1750a/1750a.h: Similarly.
9752 * a29k/a29k-protos.h: Similarly.
9753 * a29k/a29k.c: Similarly.
9754 * a29k/a29k.h: Similarly.
9755 * arc/arc-protos.h: Similarly.
9756 * arc/arc.c: Similarly.
9757 * arc/arc.h: Similarly.
9758 * arm/arm-protos.h: Similarly.
9759 * arm/arm.c: Similarly.
9760 * arm/arm.h: Similarly.
9761 * avr/avr-protos.h: Similarly.
9762 * avr/avr.c: Similarly.
9763 * avr/avr.h: Similarly.
9764 * clipper/clipper-protos.h: Similarly.
9765 * clipper/clipper.c: Similarly.
9766 * clipper/clipper.h: Similarly.
9767 * convex/convex.c: Similarly.
9768 * convex/convex.h: Similarly.
9769 * d30v/d30v-protos.h: Similarly.
9770 * d30v/d30v.c: Similarly.
9771 * d30v/d30v.h: Similarly.
9772 * d30v/d30v.md: Similarly.
9773 * dsp16xx/dsp16xx-protos.h: Similarly.
9774 * dsp16xx/dsp16xx.c: Similarly.
9775 * dsp16xx/dsp16xx.h: Similarly.
9776 * elxsi/elxsi.c: Similarly.
9777 * elxsi/elxsi.h: Similarly.
9778 * fr30/fr30.c: Similarly.
9779 * fr30/fr30.md: Similarly.
9780 * h8300/h8300-protos.h: Similarly.
9781 * h8300/h8300.c: Similarly.
9782 * h8300/h8300.h: Similarly.
9783 * i370/i370-protos.h: Similarly.
9784 * i370/i370.c: Similarly.
9785 * i370/i370.h: Similarly.
9786 * i386/i386.c: Similarly.
9787 * i386/osf1elf.h: Similarly.
9788 * i386/osfrose.h: Similarly.
9789 * i860/i860-protos.h: Similarly.
9790 * i860/i860.c: Similarly.
9791 * i860/i860.h: Similarly.
9792 * i960/i960-protos.h: Similarly.
9793 * i960/i960.c: Similarly.
9794 * i960/i960.h: Similarly.
9795 * ia64/ia64-protos.h: Similarly.
9796 * ia64/ia64.c: Similarly.
9797 * ia64/ia64.h: Similarly.
9798 * m32r/m32r-protos.h: Similarly.
9799 * m32r/m32r.c: Similarly.
9800 * m32r/m32r.h: Similarly.
9801 * m68hc11/m68hc11-protos.h: Similarly.
9802 * m68hc11/m68hc11.c: Similarly.
9803 * m68hc11/m68hc11.h: Similarly.
9804 * m68k/crds.h: Similarly.
9805 * m68k/dpx2.h: Similarly.
9806 * m68k/m68k-protos.h: Similarly.
9807 * m68k/m68k.c: Similarly.
9808 * m68k/m68k.h: Similarly.
9809 * m68k/news.h: Similarly.
9810 * m88k/m88k-protos.h: Similarly.
9811 * m88k/m88k.c: Similarly.
9812 * m88k/m88k.h: Similarly.
9813 * mips/mips-protos.h: Similarly.
9814 * mips/mips.c: Similarly.
9815 * mips/mips.h: Similarly.
9816 * ns32k/merlin.h: Similarly.
9817 * ns32k/ns32k.c: Similarly.
9818 * ns32k/ns32k.h: Similarly.
9819 * ns32k/tek6000.h: Similarly.
9820 * pa/pa-protos.h: Similarly.
9821 * pa/pa.c: Similarly.
9822 * pa/pa.h: Similarly.
9823 * pdp11/2bsd.h: Similarly.
9824 * pdp11/pdp11-protos.h: Similarly.
9825 * pdp11/pdp11.c: Similarly.
9826 * pdp11/pdp11.h: Similarly.
9827 * romp/romp-protos.h: Similarly.
9828 * romp/romp.c: Similarly.
9829 * romp/romp.h: Similarly.
9830 * rs6000/rs6000-protos.h: Similarly.
9831 * rs6000/rs6000.c: Similarly.
9832 * rs6000/rs6000.h: Similarly.
9833 * rs6000/sysv4.h: Similarly.
9834 * sh/sh-protos.h: Similarly.
9835 * sh/sh.c: Similarly.
9836 * sh/sh.h: Similarly.
9837 * sparc/sparc-protos.h: Similarly.
9838 * sparc/sparc.c: Similarly.
9839 * sparc/sparc.h: Similarly.
9840 * vax/vax.c: Similarly.
9841 * vax/vax.h: Similarly.
9842 * vax/vms.h: Similarly.
9843 * we32k/we32k.c: Similarly.
9844 * we32k/we32k.h: Similarly.
9846 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
9848 * basic-block.h (first_insn_after_basic_block_note): Declare.
9849 * flow.c (first_insn_after_basic_block_note): Define. Moved
9851 * ssa.c (first_insn_after_basic_block_note): Remove.
9852 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
9854 (ssa_eliminate_dead_code): Properly update the CFG and PHI
9855 nodes when we find a dead conditional branch. Insert BARRIERs
9856 after any blocks with no successors, but which do not have
9859 2001-07-06 Zack Weinberg <zackw@stanford.edu>
9861 * varray.c (varray_check_failed): Use internal_error.
9863 2001-07-05 Andrew Haley <aph@redhat.com>
9865 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
9866 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
9867 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
9869 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
9871 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
9872 reference if the target constant is also a SYMBOL_REF.
9874 2001-07-05 Eric Christopher <echristo@redhat.com>
9876 * config/mips/mips.h (MASK_MIPS3900): Remove.
9877 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
9878 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
9879 (TARGET_MIPS3900): Change to use mips_arch.
9880 (TARGET_MIPS4000): New.
9881 (TARGET_MIPS4100): New.
9882 (TARGET_MIPS4300): New.
9883 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
9884 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
9886 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
9887 (ISA_HAS_BRANCHLIKELY): To here.
9888 (CC1_CPU_SPEC): New.
9889 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
9890 (mips_arch_string): Declare.
9891 (mips_arch): Declare.
9892 (TARGET_OPTIONS): Add -march and -mtune.
9894 * config/mips/mips.c (mips_arch_string): New.
9896 (override_options): Handle -march for codegen and -mtune
9897 for scheduling. Use mips_arch. Move tx39 target default here.
9898 (mips_parse_cpu): Move error message to override_options.
9900 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
9902 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
9904 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
9905 (MIPS Options): Ditto. Change mcpu entry to historical text.
9907 2001-07-05 H.J. Lu (hjl@gnu.org)
9909 * config/mips/mips.c (mips_parse_cpu): New function to parse
9912 2001-07-05 Jim Wilson <wilson@redhat.com>
9914 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
9915 * config/ia64/t-ia64: Likewise.
9916 (LIB1ASMFUNCS): Update comment.
9918 2001-07-05 David Edelsohn <edelsohn@gnu.org>
9920 * doc/install.texi (Install GCC: Binaries): Fix typo.
9922 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9924 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
9925 reference using the stack pointer, adjust it since we push Y
9927 ("*ashrsi3"): Likewise.
9928 ("*lshrsi3"): Likewise.
9930 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9932 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
9933 when -fomit-frame-pointer is used.
9935 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
9937 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
9938 (try_redirect_by_replacing_jump): Reverse updating properly the
9939 count and frequency information. Reverse removing cc0 setter.
9940 (forwarder_block_p): Reverse fixing for fallthru blocks.
9942 2001-07-05 DJ Delorie <dj@redhat.com>
9944 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
9945 (translate_options): If the above is defined, use it to map
9946 given options to new options.
9947 * doc/tm.texi: Document it.
9949 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
9950 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9952 * doc/invoke.texi (Optimize Options): Document that -fgcse may
9953 cause programs using computed gotos to run more slowly.
9955 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9957 * doc/install.texi (Specific): Markup, spelling and typo fixes.
9959 Consistently require binutils 2.11.2, not prereleases.
9960 (Specific, decstation-*): Canonicalize as mips-dec-*.
9961 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
9963 (Specific, m68k-altos): Removed reference to README.altos, deleted.
9964 (Specific, mips-*): Reword MIPS C compiler requirements.
9965 (Specific, powerpc*-*-*): New, mention --with-cpu once.
9966 (Specific, sunv5): Removed, obsolete.
9968 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
9970 * dwarf2out.c (output_loc_list): Use an all ones mask for
9971 .text asm output and don't rely on long long
9972 literals. Reformat some long lines.
9974 2001-07-05 Andreas Jaeger <aj@suse.de>
9976 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
9979 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
9981 * dwarf2out.c (dwarf2out_define): Update comment.
9982 (dwarf2out_undef): Ditto.
9983 (dwarf2out_start_source_file): Ditto.
9984 (dwarf2out_end_source_file): Ditto.
9985 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
9986 since we never call the start/end debug hook for the primary file.
9988 2001-07-04 Kazu Hirata <kazu@hxi.com>
9990 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
9993 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
9995 * cppinit.c (remove_dup_dirs): Inform if a system include
9996 directory is being reordered.
9997 * doc/invoke.texi (Directory Options): GCC warns if you hide a
9999 * doc/cpp.texi (Search Paths): Likewise.
10000 * doc/gcc.texi (Interoperation): Remove information about
10003 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
10005 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
10006 (VARRAY_TOP_CHAR_PTR): Likewise.
10008 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10010 * gcc.c (process_command): Don't assign elements of a const char*.
10012 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10014 * emit-rtl.c (change_address): Don't abort if invalid address while
10015 reload is in progress.
10017 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10019 * c-lex.c (cb_file_change): Pass line number to
10020 debug_start_source_file.
10021 (cb_undefine): Pass correct line number to debug_undef.
10023 * toplev.c (debug_start_source_file): Add line number to
10024 parameters. Pass it along to dwarf2out_start_source_file.
10025 (decode_g_option): Stop resetting debug level back to normal when
10026 we change debug formats, unless the current level is
10027 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
10030 * toplev.h (debug_start_source_file): Add line number to
10033 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
10036 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
10038 Output debug_macinfo data for starting file if requested.
10039 (dwarf2out_end_source_file): Output debug_macinfo data for ending
10041 (dwarf2out_define): Output debug_macinfo data for defining a macro
10043 (dwarf2out_undef): Output debug_macinfo data for undefining a
10044 macro if requested.
10045 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
10046 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
10047 (macinfo_section_label): New. DWARF2 macro info section label.
10048 (dwarf2out_init): If we want macro info, output the start label
10050 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
10051 attribute to the compilation unit die pointing to the macro info.
10053 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
10055 * dwarf2out.c (new_loc_list): Move to inside #ifdef
10056 DWARF2_DEBUGGING_INFO.
10057 (add_loc_descr_to_loc_list): Ditto.
10058 (output_loc_list): Ditto.
10059 Also, fix thinko in curr not being initialized.
10060 (gen_internal_sym): Ditto.
10062 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10064 * emit-rtl.c (replace_equiv_address): New function.
10065 * expr.h (replace_equiv_address): New declaration.
10066 * explow.c (validize_mem): Call it instead of change_address and
10067 also call if -fforce-addr and address is constant.
10068 * expr.c: Replace more calls to change_address with adjust_address
10069 and/or replace_equiv_address or to validize_mem.
10070 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
10071 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
10072 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10073 * config/i370/i370.md, config/i860/i860.md: Likewise.
10074 * config/i960/i960.md, config/mips/mips.c: Likewise.
10075 * config/mips/mips.md, config/pa/pa.md: Likewise.
10076 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
10077 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
10079 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10081 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
10083 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
10086 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
10088 * doc/include: New directory.
10089 * doc/fdl.texi: Move to doc/include/fdl.texi.
10090 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
10091 * doc/include/funding.texi, doc/include/gpl.texi: New files.
10092 * doc/gcc.texi: Use funding.texi and gpl.texi.
10093 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
10094 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
10095 Update dependencies and use -I $(docdir)/include.
10097 2001-07-04 Anthony Green <green@redhat.com>
10099 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
10101 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10103 * doc/install.texi (sparc64-*-*): Remove garbage.
10105 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
10107 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
10108 Fix typo in last change to use adjust_address.
10110 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10112 * doc/install.texi (Specific): Update information for *-*-solaris*.
10114 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10116 * explow.c (plus_constant_wide): Reinitialize Y for restart.
10118 2001-07-03 Stan Shebs <shebs@apple.com>
10120 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
10121 case for flag_no_mach_text_sections.
10122 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
10123 * config/darwin.c (flag_no_mach_text_sections): Remove.
10124 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
10126 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10128 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
10129 and avoid checking for constant as first operand.
10130 * recog.c (find_constant_term_loc): No longer static.
10131 (adj_offettable_operand): Delete.
10132 * rtl.h (adj_offsettable_operand): Delete declaration.
10133 (find_constant_term): Add declaration.
10134 * caller-save.c: Replace calls to adj_offsettable_operand with calls
10136 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
10137 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
10138 * config/i386/i386.c, config/i386/i386.md: Likewise.
10139 * config/i860/i860.c, config/i960/i960.c: Likewise.
10140 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
10141 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
10142 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
10143 * config/mips/mips.c, config/mips/mips.md: Likewise.
10144 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
10145 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
10146 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
10147 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
10148 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
10149 * config/ns32k/ns32k.md: Likewise.
10151 2001-07-03 Zack Weinberg <zackw@stanford.edu>
10153 * rtl.c (copy_rtx): Handle 'T' format letter.
10154 * gensupport.c (collect_insn_data): Likewise.
10155 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
10157 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
10159 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
10160 -B option. Use 'dir' not 'foo' as example directory name.
10162 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10164 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
10165 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
10167 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10169 * doc/cppinternals.texi: Improve formatting and logical markup.
10171 2001-07-03 Andreas Jaeger <aj@suse.de>
10173 * Makefile.in (insn-recog.o): Add dependency on reload.h.
10175 * genrecog.c (write_header): Include reload.h for prototypes in
10178 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
10181 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
10182 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
10183 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
10184 i386_pe_valid_type_attribute_p): Add.
10185 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
10186 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
10188 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10190 * explow.c (plus_constant_wide, case LO_SUM): New case.
10191 (plus_constant_for_output_wide): Delete.
10192 * rtl.h (plus_constant_for_output): Delete.
10193 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
10194 instead of plus_constant_for_output.
10195 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
10196 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
10197 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
10198 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
10199 * config/sparc/sparc.md: Likewise.
10200 Convert some change_address calls to adjust_address.
10202 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
10204 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
10205 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
10206 documentation of -std and -Wwrite-strings.
10208 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10210 * cse.c (canon_hash): Don't register registers in very small
10211 register classes, as extending their lifetime might cause
10214 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10216 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10218 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10219 (try_redirect_by_replacing_jump): Update properly the count
10220 and frequency information.
10222 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
10224 * toplev.c (dump_file_index): Move SSA dumps just after first
10226 (dump_file): Corresponding changes.
10227 (rest_of_compilation): Move SSA path to just after the first
10229 * doc/gcc.texi (Passes): Update due to movement of SSA path.
10230 * doc/invoke.texi: Update dump file #s as they were completely
10231 out of date with reality.
10233 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
10235 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
10237 * expr.c (emit_move_insn_1): Deal with non-default
10240 * expr.c (emit_single_push_insn): Fix warning.
10242 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10244 * expr.c (emit_move_insn_1): Avoid modifying
10245 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
10247 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10249 * emit-rtl.c (adjust_address): New function.
10250 * expr.h (adjust_address): Add declaration.
10251 * builtins.c: Replace some calls to change_address with calls to it
10252 or to validize_mem.
10253 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
10254 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
10255 * config/arm/arm.c, config/convex/convex.c: Likewise.
10256 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
10257 * config/i386/i386.c, config/i386/i386.md: Likewise.
10258 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
10259 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
10260 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
10261 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
10262 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
10264 2001-07-02 Jim Wilson <wilson@redhat.com>
10266 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
10268 2001-07-02 Steve Ellcey <sje@cup.hp.com>
10270 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
10271 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
10273 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10275 * cppinit.c (lang_defaults): New table.
10276 (set_lang): Just read from lang_defaults into the live options
10279 2001-07-02 Zack Weinberg <zackw@stanford.edu>
10281 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
10282 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
10283 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
10285 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10287 * doc/install.texi: Various spelling and markup fixes.
10288 (Installing GCC): Component specific installation instructions are
10291 Warn about removing old install dir in the presence of shared libs.
10292 (Configuration): Invoke with options target to match configure
10294 Consistently refer to gas, gld pathnames.
10295 Invert --enable-multilib documentation.
10296 Remove references to old compiler versions.
10298 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10300 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
10302 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10304 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
10306 (Specific, mips*-sgi-irix5): Note IDO download.
10307 Reworded MIPS C hints.
10308 Use GNU as instead of GAS.
10310 Removed SGI Freeware reference, IRIX 6 only.
10311 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
10312 Note N64 library requirement/workaround.
10314 Complete list of structure passing bug victims.
10316 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10318 * doc/install.texi: Remove CVS Id.
10320 2001-07-02 Andreas Jaeger <aj@suse.de>
10322 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
10323 (find_inherently_necessary): Remove unused variable.
10325 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
10327 * c-common.h (TDI_inlined): New ast dump phase.
10328 (dump_flag_name): New function.
10329 * c-dump.c (dump_files): Add inlined phase.
10330 (dump_flag_name): Define.
10331 * doc/invoke.texi (-fdump-ast-inlined): Document.
10333 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10335 * stor-layout.c (layout_decl): Revert change to handling of alignment
10338 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10340 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
10343 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
10345 * doc/tm.texi (FUNCTION_ARG): Document that the last call
10348 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
10350 * tlink.c (recompile_files): Remove COMPILER_PATH and
10351 LIBRARY_PATH from the environment.
10353 2001-07-01 Zack Weinberg <zackw@stanford.edu>
10355 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
10356 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
10358 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
10360 * c-parse.in (OBJC_STRING): Kill.
10361 (objc_string): Decompose to [objc_string] '@' STRING.
10362 (reswords): Take the leading '@' off all the Objective C keywords.
10363 (objc_rid_sans_at): Kill.
10364 (init_reswords): Don't initialize it.
10365 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
10366 (_yylex): Kill reconsider label. Look ahead one token after
10367 an '@'; if we get an identifier, check whether it's an
10368 Objective C @-keyword. If so, return the keyword. Otherwise,
10369 put back the token and return the '@' as a terminal.
10371 * cpplib.c (lex_macro_node): Remove unnecessary check for
10372 leading '@' on identifier. Clarify control flow and commentary.
10374 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10376 * cse.c (new_label_ref): Variable deleted.
10377 (insert): Remove set of new_label_ref.
10378 (check_for_label_ref): New function.
10379 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
10381 See ChangeLog.5 for earlier changes.