1 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
3 * c-parse.in (ends_in_label): Remove from %union and %type.
4 (decls, stmts, lineno_stmt_or_labels, xstmts,
5 lineno_stmt_or_label, stmt_or_label): Remove.
6 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
7 lineno_stmt_decl_or_labels_ending_decl,
8 lineno_stmt_decl_or_labels_ending_label,
9 lineno_stmt_decl_or_labels_ending_error,
10 lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
11 lineno_stmt, lineno_label): New.
12 (compstmt_nostart): Use compstmt_contents_nonempty.
14 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
16 * c-common.c (boolean_increment): New function.
17 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
18 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
19 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
20 (boolean_increment): Declare.
21 * c-convert.c (convert): Allow for BOOLEAN_TYPE.
22 * c-decl.c (init_decl_processing): Create boolean nodes.
23 (finish_struct): Allow for _Bool bitfields.
24 * c-parse.in (reswords): Add _Bool.
25 (rid_to_yy): Allow for RID_BOOL.
26 * c-typeck.c (default_conversion): Make booleans promote to int.
27 (convert_arguments, build_unary_op, build_modify_expr,
28 convert_for_assignment): Allow for booleans.
29 * ginclude/stdbool.h: Make conforming to C99.
31 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
33 * c-parse.in (c99_block_start, c99_block_end,
34 c99_block_lineno_labeled_stmt): New.
35 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
36 (stmt): Split off selection and iteration statements into...
37 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
39 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
41 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
44 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
46 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
47 Rewrite to avoid use of match_dup. Don't try to tie registers that
48 are not in the same mode.
50 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
52 * invoke.texi: Update lists of languages and suffixes supported.
54 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
56 * configure.in: Take toplevel configure arguments from the
57 environment to create configargs.h and substitute
58 gcc_config_arguments, taking account of any existing configargs.h
60 * configure: Regenerate.
61 * gccbug.in: Include toplevel configure arguments in gccbug.
63 2000-11-13 Richard Earnshaw <rearnsha@arm.com>
65 * varasm.c (struct constant_descriptor): Put CONTENTS inside a
66 union to make it well-aligned. Update all uses.
68 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
70 * c-parse.in (initelt): Give appropriate pedantic warnings,
71 depending on flag_isoc99, for non-ISO syntax and for C99 syntax
73 (designator): If pedantic, pedwarn for a designator specifying a
75 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
77 * extend.texi: Document the C99 syntax as the preferred syntax,
78 and the pre-2.5 syntax as obsolete. Mention use of designator
79 lists for nested subobjects.
81 2000-11-13 Joseph S. Myers <jsm28@cam.ac.uk>
83 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
85 * tradcpp.c (v_message, warning, error, fatal, error_with_line):
86 Add ATTRIBUTE_PRINTF*.
88 2000-11-12 Mark Mitchell <mark@codesourcery.com>
90 * function.c (assign_parms): When calling put_var_into_stack, make
91 sure that there are no hidden pending sequences.
93 2000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
95 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
96 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
99 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
101 * c-common.c (c_common_nodes_and_builtins): Declare index and
102 rindex when nonansi builtins are allowed.
104 * extend.texi (index, rindex): Document new builtins.
106 2000-11-12 Mark Mitchell <mark@codesourcery.com>
108 * configure.in: Turn on libstdc++ V3 by default.
109 * configure: Regenerated.
111 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
113 2000-11-12 Jakub Jelinek <jakub@redhat.com>
115 * reload1.c (set_label_offsets): Go inside of PARALLELs.
117 2000-11-12 Joseph S. Myers <jsm28@cam.ac.uk>
119 * invoke.texi: Clean up option summary.
121 2000-11-12 Nick Clifton <nickc@redhat.com>
123 * config/mcore/mcore.c: Fix comment formating, and adjust sequence
126 2000-11-12 Marc Espie <espie@openbsd.org>
128 * configure.in: Fix filds test.
131 2000-11-12 Mark Mitchell <mark@codesourcery.com>
133 * jump.c (delete_computation): Don't assume that just becuase an
134 instruction sets a register, that register is dead.
136 2000-11-12 Neil Booth <neilb@earthling.net>
138 * cppexp.c: Don't worry about pfile->skipping.
139 * cpplib.c (struct if_stack): Make was_skipping unsigned char.
140 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
141 for handled directives.
142 (skip_rest_of_line): Use _cpp_lex_token after popping contexts
143 and releasing lookaheads.
144 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
145 (do_else, do_elif, push_conditional): Update logic.
146 (do_endif): Set buffer->was_skipping rather than pfile->skipping.
147 (unwind_if_stack): Inline into cpp_pop_buffer.
148 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
149 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
150 multiple-include optimisation.
151 * cpplib.h (struct cpp_buffer): New member was_skipping.
152 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
153 works because skipping == 0 in directives.
154 (_cpp_release_lookahead): Renamed from release_lookahead.
155 (cpp_get_token): No need to check skipping as _cpp_get_token does
156 this for us. No need to handle MI optimisation.
158 Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com>
160 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
161 declarations that use `__MATH_EXCEPTION' in their prototypes, too.
162 * fixinc/fixincl.x: Regenerated.
164 2000-11-11 Bruce Korb <bkorb@gnu.org>
166 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
167 (avoid_wchar_t_type): ditto
168 * fixinc/fixinc.irix: obsoleted
170 2000-11-11 Zack Weinberg <zack@wolery.stanford.edu>
172 * configure.in: Don't add $outputs to all_lang_makefiles. Add
173 $srcdir/$s/Makefile.in if it exists.
174 * configure: Regenerate.
176 Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com>
178 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
180 2000-11-11 Jason Merrill <jason@redhat.com>
182 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
183 give the parm a register and then call put_var_into_stack.
184 * stmt.c (expand_decl): Likewise.
186 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
188 * gcc.texi: Adjust wording.
190 2000-11-11 Mark Mitchell <mark@codesourcery.com>
192 * fixinc/inclhack.def (avoid_wchar_t_type): New fix.
193 * fininc/fixincl.x: Regenerated.
195 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
197 * invoke.texi: Correct spelling of -foptimize-register-move.
199 2000-11-11 Neil Booth <neilb@earthling.net>
201 Remove CPP_PLACEMARKERs.
203 * cppexp.c (lex): Don't handle CPP_PLACEMARKER.
204 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
205 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
207 * cpplib.h: Remove CPP_PLACEMARKER.
208 (struct lexer_state): Rename skip_newlines to next_bol.
209 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
210 Simplify prev_white handling as a result.
211 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
212 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
213 (parse_args): Similarly. Update argument count tests.
214 (enter_macro_context): Return 2 to indicate an empty macro.
215 (replace_args): Don't bother pre-expanding an empty argument.
216 Handle placemarkers and ## extension during pre-expansion.
217 (cpp_get_token): Handle empty macro expansions. Don't worry
218 about CPP_PLACEMARKERs.
219 (_cpp_create_definition): Empty macros are now empty.
220 (cpp_macro_defintion): Don't special case empty macros.
221 * scan-decls.c: Don't bother with CPP_PLACEMARKERs.
222 * c-lex.c: Similarly.
224 2000-11-11 Joseph S. Myers <jsm28@cam.ac.uk>
226 * gcc.texi, invoke.texi: Add new section discussing language
227 standards; link to it where appropriate; refer to ISO C instead of
230 2000-11-11 Alexandre Oliva <aoliva@redhat.com>
232 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
235 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
238 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
240 * gcc.texi, gcov.texi: Update dates and version numbers.
242 2000-11-10 Zack Weinberg <zack@wolery.stanford.edu>
244 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
245 flex and bison, specifically, first in a unified build and
246 then installed on the system.
247 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
248 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
251 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
252 cppdefault.o): Remove pointless sed munging of source file
255 2000-11-10 Bernd Schmidt <bernds@redhat.co.uk>
257 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
258 for address reloads. Push replacements for REG_INC notes.
259 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
261 * reload1.c (choose_reload_regs): Registers set in the insn can't be
262 used for RELOAD_OTHER reloads.
264 2000-11-10 Mark Mitchell <mark@codesourcery.com>
266 * c-dump.h: New file.
268 2000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
270 * alpha.c (check_float_value): Use memcpy, not bcopy.
271 * arm.c (output_move_double): Likewise.
273 * m88k.c (legitimize_operand): Likewise.
274 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
276 * mips.c (override_options): Likewise.
278 * romp.c (output_fpops): Likewise.
279 * rs6000.c (rs6000_override_options): Likewise.
281 * vax.c (check_float_value): Likewise.
283 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
284 * expmed.c (synth_mult): Likewise.
285 * final.c (add_bb_string): Likewise.
286 * genattr.c (main): Likewise.
287 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
289 * jump.c (thread_jumps): Likewise.
290 * prefix.c (save_string): Likewise.
291 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
292 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
293 * reload1.c (reload, eliminate_regs): Likewise.
295 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
297 * gcc.texi (Service): Update to reflect current practice and
298 location of the GNU service directory.
300 2000-11-09 Bernd Schmidt <bernds@redhat.co.uk>
302 * regrename.c (build_def_use): Mark contents of REG_INC notes as
305 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
306 a no-op move if regs are equal.
307 * toplev.c (rest_of_compilation): Do the noop moves elimination pass
308 when calling jump after post-reload splitting.
310 2000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl>
312 * c-tree.texi: Fix typos.
313 * extend.texi: Likewise
314 * gcov.texi: Likewise
318 2000-11-09 Hans-Peter Nilsson <hp@axis.com>
320 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
321 in_system_header and flags[1] before dereferencing flags[2].
323 2000-11-09 Matthew Hiller <hiller@redhat.com>
325 * reload1.c (reload_combine): Fixed calculation of
326 first_index_reg, last_index_reg.
328 2000-11-09 Mark Mitchell <mark@codesourcery.com>
330 * c-dump.c (dequeue_and_dump): Dump function bodies.
332 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
333 (c-dump.o): New target.
334 * c-common.h (flag_dump_translation_unit): New variable.
335 (C_TYPE_QUALS): New macro.
336 (strip_array_types): New function.
337 (DECL_C_BIT_FIELD): New macro.
338 (SET_DECL_C_BIT_FIELD): Likewise.
339 (CLEAR_DECL_C_BIT_FIELD): Likewise.
340 (dump_info_p): New typedef.
341 (dump_tree_fn): Likewise.
342 (lang_dump_tree): New variable.
343 (dump_node_to_file): New function.
344 * c-common.c (flag_dump_translation_unit): Define it.
345 (strip_array_types): New function.
346 * c-decl.c (c_decode_option): Handle -fdump-translation-unit.
347 * c-lang.c (finish_file): Call dump_node_to_file if
348 flag_dump_translation_unit.
349 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
350 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
351 * c-dump.c: New file.
353 2000-11-09 Christopher Faylor <cgf@cygnus.com>
355 * config/i386/cygwin.h: Add mingw startfile prefix.
357 2000-11-09 Richard Henderson <rth@redhat.com>
359 * flow.c (invalidate_mems_from_set): Split out from ...
360 (mark_set_1): ... here.
361 (try_pre_increment_1): Use it. Use propagate_block_delete_insn
362 instead of turning insn into a NOTE_INSN_DELETED.
364 2000-11-10 Joseph S. Myers <jsm28@cam.ac.uk>
366 * extend.texi, invoke.texi: Move documentation of builtin versions
367 of C library functions to one place and update.
369 2000-11-09 Richard Henderson <rth@redhat.com>
371 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
372 the types themselves to discover type equivalence.
374 2000-11-09 Mike Stump <mrs@wrs.com>
376 * Makefile.in (distclean): Remove a few extra leftovers.
378 2000-11-09 Richard Henderson <rth@redhat.com>
380 * recog.c (validate_replace_rtx_1): Consider subregs when
381 replacing a register with a constant inside a sign/zero_extend.
383 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
385 2000-11-09 Geoffrey Keating <geoffk@redhat.com>
387 * c-decl.c (finish_struct): When a structure is completed,
388 check all its variant types for completeness.
390 2000-11-09 Neil Booth <neilb@earthling.net>
392 * cpphash.c: Move cpp_defined here from cpplib.c.
393 * cpplib.c: Update comments, move cpp_defined to cpphash.c.
394 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
395 * cppmacro.c (cpp_get_token): Update comments, no need now
396 to catch the CPP_EOF meaning EOL case.
398 2000-11-08 Geoffrey Keating <geoffk@redhat.com>
400 * config/sparc/sparc.c (sparc_va_arg): When the required alignment
401 is more than that provided, copy to a temporary.
403 2000-11-09 Alexandre Oliva <aoliva@redhat.com>
405 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
406 interpreting $out as a macro assignment.
407 * Makefile.in (T_TARGET): New auxiliary macro and target.
408 (all): Add a target right in the beginning, so that we don't build
411 2000-11-09 Graham Stott <grahams@redhat.com>
413 * config/i386/i386.md (mmx_pinsrw): Output operands in correct
414 order for -mintel-syntax. Remove comment now that the operand
415 order has been checked.
416 (mmx_pextrw): Likewise.
417 (mmx_pshufw): Likewise.
419 2000-11-09 Jakub Jelinek <jakub@redhat.com>
421 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
422 (c_getstr): New function.
423 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
424 If both arguments are constant string, optimize out.
425 (expand_builtin_strchr, expand_builtin_strrchr): New functions.
426 (expand_builtin_strpbrk): Use c_getstr, do nothing if
427 -fcheck-memory-usage.
428 (expand_builtin_fputs): Likewise.
429 (expand_builtin_strcmp): Add MODE argument.
430 Use even if !HAVE_cmpstrsi.
431 Optimize the case when both arguments are constant strings.
432 (expand_builtin): Adjust expand_builtin_strcmp caller.
433 Call expand_builtin_strchr and expand_builtin_strrchr.
434 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
436 * builtins.def (BUILT_IN_STRRCHR): Add.
438 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
440 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
442 2000-11-09 Joseph S. Myers <jsm28@cam.ac.uk>
444 * calls.c (expand_call, emit_library_call_value_1), collect2.c
445 (scan_prog_file), config/a29k/a29k.c (print_operand),
446 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
448 * real.h: Use memcmp () instead of bcmp ().
449 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
450 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
451 ultrasparc_sched_init, ultrasparc_sched_reorder),
452 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
454 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
455 instead of rindex ().
456 * configure.in: Don't check for bzero, bcmp, index or rindex.
457 * configure, config.in: Regenerate.
458 * system.h: Don't include declarations for bzero, bcmp, index or
460 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
461 bzero, bcmp, index or rindex.
463 Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com>
465 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
466 include and library paths from -mcygwin case. Parameterize some
467 declarations to avoid warnings. Use standard locations for include and
470 2000-11-08 Nick Clifton <nickc@redhat.com>
472 * config/arm/arm.md (mulsidi3adddi): Change output operand
473 constraint from "=&" to "=&".
474 (umulsidi3adddi): Change output operand constraint from "=&" to
477 2000-11-08 Richard Henderson <rth@redhat.com>
479 * flow.c (init_propagate_block_info): Protect the rtx stored in
480 mem_set_list from modification by find_auto_inc.
481 (mark_set_1): Likewise.
483 2000-11-08 Neil Booth <neilb@earthling.net>
485 Move directive handling into the lexer itself.
487 * cpplex.c (_cpp_lex_token): Handle directives directly.
488 In the case of a directive interrupting a function-like
489 macro invocation, use extra_char since read_ahead is
490 used to store the '#'. Return a CPP_EOF in this case.
491 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
492 (cpp_get_token): Don't handle directives here.
493 * cpplib.h: Remove CPP_DHASH token type.
495 Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz>
497 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
498 formed using PRE_MODIFY too.
500 2000-11-08 Mark Mitchell <mark@codesourcery.com>
502 * c-tree.texi (VAR_DECL): Describe representation of GCC's
503 extension for placing variables in particular registers.
505 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
506 unprototyped C functions with no parameters.
508 2000-11-08 Jakub Jelinek <jakub@redhat.com>
510 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
511 before passing to fprintf.
513 2000-11-08 Jakub Jelinek <jakub@redhat.com>
515 * function.c (expand_function_start): Cast GET_MODE_SIZE to
516 HOST_WIDE_INT before negating it.
518 2000-11-08 Jakub Jelinek <jakub@redhat.com>
520 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
521 passed in multiple non-contiguous locations.
523 2000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
525 * README.gnat: Remove file.
527 2000-11-08 Alexandre Oliva <aoliva@redhat.com>
529 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
532 2000-11-07 Richard Henderson <rth@redhat.com>
534 * dwarfout.c (INSN_LABEL_FMT): Remove.
535 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
536 (dwarfout_label): Remove.
537 * dwarfout.h: Remove it's prototype.
538 * dwarf2out.c (INSN_LABEL_FMT): Remove.
539 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
540 (dwarf2out_label): Remove.
541 * dwarf2out.h: Remove it's prototype.
542 * final.c (final_scan_insn): Don't call dwarf[2]out_label.
544 2000-11-07 Richard Henderson <rth@redhat.com>
546 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
547 search on the unwind region section.
549 * config/ia64/ia64.md (movbi): Add r/r alternative.
550 (cmovdi_internal_astep): Describe all combinations of register
551 classes for sources & destinations; remove matching constraints.
552 (cmovdi_internal): Likewise.
554 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
556 2000-11-07 Richard Henderson <rth@redhat.com>
558 * c-lang.c (start_cdtor, finish_cdtor): New functions.
559 (finish_file): Use them in building constructor/destructor functions.
561 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
562 LD_FINI_SWITCH): Move ...
563 * config/alpha/osf.h: ... here.
564 * config/alpha/alpha-interix.h: Don't undef them.
566 2000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com>
568 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
569 included in libgcc.a.
571 (dp-bit.c): Likewise.
572 (fp-bit.c): Likewise.
574 2000-11-07 Nick Clifton <nickc@redhat.com>
576 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
577 (INTERNAL_ASM_OP): Add missing tab.
579 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
581 * alias.c (init_alias_analysis), calls.c (expand_call,
582 emit_library_call_value_1), combine.c (init_reg_last_arrays),
583 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
584 (init_output_buffer, set_diagnostic_context), dwarf2out.c
585 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
586 (init_emit_once), fold-const.c (mul_double, div_and_round_double),
587 function.c (assign_parms), gcse.c (compute_can_copy,
588 alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
589 compute_hash_table, compute_set_hash_table,
590 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
591 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
592 clear_units, schedule_block), integrate.c (initialize_for_inline,
593 expand_inline_function), jump.c (thread_jumps), local-alloc.c
594 (local_alloc), loop.c (combine_movables, count_loop_regs_set,
595 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
596 regclass.c (init_reg_sets, init_reg_sets_1, regclass,
597 record_reg_classes, allocate_reg_info), reload.c
598 (get_secondary_mem, remove_address_replacements, find_reloads),
599 reload1.c (reload, set_initial_label_offsets, finish_spills,
600 reload_as_needed, choose_reload_regs_init,
601 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
602 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
603 (rename_registers), stmt.c (expand_end_case), unroll.c
604 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
605 () instead of bzero ().
607 2000-11-07 Neil Booth <neilb@earthling.net>
609 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
611 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
613 * c-common.c (combine_strings): Only warn about long strings for C.
615 Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com>
617 * combine.c (distribute_notes): Fix typo in last change.
619 2000-11-07 Geoff Keating <geoffk@redhat.com>
621 * config/rs6000/rs6000.md (movdi_internal32+1): Use
622 operand_subreg_force rather than gen_rtx_SUBREG.
623 (movdi_internal32+2): Likewise.
625 2000-11-07 Philip Blundell <philb@gnu.org>
627 * configure.in (arm*-*-linuxaout*): Obsolete, deleted.
628 * config/arm/linux-aout.h: Likewise.
629 * configure: Regenerate.
631 2000-11-07 Philipp Thomas <pthomas@suse.de>
633 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been
634 accepted my the gettext maintainer.
636 2000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
638 * builtins.c (expand_builtin_strpbrk): New function.
639 (expand_builtin): Handle BUILT_IN_STRPBRK.
641 * builtins.def (BUILT_IN_STRPBRK): New entry.
643 * c-common.c (c_common_nodes_and_builtins): Declare builtin
646 2000-11-07 David O'Brien <obrien@dragon.nuxi.com>
648 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
649 * POTFILES.in: Add config/alpha/freebsd.h
650 * configure.in: Add alpha*-freebsd support.
651 * configure: Regenerate.
653 2000-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
655 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
656 copy of ptr_type_node rather than ptr_type_node itself.
658 Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com>
660 * combine.c (recog_for_combine): Allocate uninitialized vector with
662 * recog.c (apply_change_group): Likewise.
664 Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com>
666 * flow.c (verify_local_live_at_start): Back out last change.
667 * combine.c (distribute_notes): When parts of a hard reg are
668 neither set nor referenced in PLACE, search backwards for a
669 place to put a REG_UNUSED note; if none found, ask for flow
672 Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com>
674 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
675 with (clobber (match_scratch...)).
677 2000-11-06 Neil Booth <neilb@earthling.net>
679 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with
682 2000-11-06 Neil Booth <neilb@earthling.net>
684 * tradcpp.c (special_symbol): Assign an null string rather
685 than writing to an unallocated buffer.
687 2000-11-06 Neil Booth <neilb@earthling.net>
689 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the
692 2000-11-06 Neil Booth <neilb@earthling.net>
694 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
695 tok.val.arg_no as appropriate.
696 * cppexp.c (lex): Similarly.
697 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
698 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
699 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
700 cpp_macro_definition): Similarly.
701 * cpplib.h (struct cpp_token): Replace aux with c and arg_no.
703 2000-11-06 Jakub Jelinek <jakub@redhat.com>
705 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
706 operands[1] is constant, calculate the sum and generate movdi.
707 (addsi3): Similarly. Use SImode in call to arith_4096_operand.
708 (subsi3): Use SImode in call to arith_4096_operand.
710 2000-11-06 Jakub Jelinek <jakub@redhat.com>
712 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
713 adjust %o1, not %o0 if the return type is large structure.
715 2000-11-06 Jakub Jelinek <jakub@redhat.com>
717 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
718 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
720 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
722 * expmed.c (expand_divmod): For signed divide by 2, prefer
723 a branch and fewer shifts if branches are very cheap.
725 2000-11-05 Joseph S. Myers <jsm28@cam.ac.uk>
727 * Makefile.in: Remove all targets related to building
728 distributions and diffs, or INSTALL.
729 * INSTALL, install1.texi: Remove.
730 * configure.in: Remove mention of distdir.
731 * configure: Regenerate.
732 * objc/Make-lang.in: Remove mention of distdir.
734 2000-11-04 Neil Booth <neilb@earthling.net>
736 * cpp.texi: Update for _Pragma.
738 2000-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
740 * gcc.texi (Contributing): Update URL for projects web page.
742 2000-11-04 Neil Booth <neilb@earthling.net>
744 * cpplex.c (parse_string): Don't allow multiline strings in
745 #include family directives.
747 2000-11-04 Neil Booth <neilb@earthling.net>
749 * cpplib.c (do_line): Only warn pedantically if not reading
752 2000-11-04 Alexandre Oliva <aoliva@redhat.com>
754 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
757 2000-11-03 Zack Weinberg <zack@wolery.stanford.edu>
759 * builtins.c (expand_builtin_strlen): Remove unused mode
761 * gcc.c (process_command): Remove unused variable.
762 * fold-const.c: Include expr.h.
763 * recog.c: Include reload.h.
764 * Makefile.in (recog.o, fold-const.o): Update deps.
766 2000-11-02 Geoffrey Keating <geoffk@cygnus.com>
768 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
770 Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com>
772 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
774 (STARTFILE_SPEC): Likewise.
775 (LINK_SPEC): Likewise.
777 2000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
779 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
780 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
781 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
783 2000-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
785 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
786 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
787 perm_calloc, get_identifier, maybe_get_identifier,
788 real_value_from_int_cst, simple_cst_equal), varasm.c
789 (assemble_name, assemble_real, immed_real_const_1,
790 compare_constant_1, decode_rtx_const, output_constant_pool): Use
791 strrchr () instead of rindex (). Use memcmp () instead of bcmp
792 (). Use memcpy () instead of bcopy (). Use memset () instead of
795 2000-11-03 Nathan Sidwell <nathan@codesourcery.com>
797 * cppfiles.c (open_file): If already read, then don't reopen.
798 Immediately close an empty file.
800 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
802 * expr.h (fold_builtin): Move declaration...
803 * tree.h (fold_builtin): ... here.
805 Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com>
807 * flow.c (verify_local_live_at_start): Allow hard regs to die.
809 2000-11-02 Neil Booth <neilb@earthling.net>
812 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
813 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
814 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
815 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
816 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
817 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
818 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
819 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
820 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
821 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
822 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
823 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
824 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
825 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
826 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
827 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
828 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
829 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
830 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
831 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
832 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
833 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
834 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
835 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
836 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
837 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
838 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
839 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
840 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
841 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
842 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
843 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
844 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
845 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
846 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
847 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
848 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
849 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
850 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
851 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
852 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
853 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
854 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
855 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
856 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
857 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
858 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
859 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
860 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
861 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
862 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
863 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
864 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
865 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
866 vax/vaxv.h, vax/vms.h, we32k/we32k.h
868 Replace -A() with -A=, the new assertion syntax.
870 Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com>
872 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
874 In REG_DEAD handling: When handling parts of multi-hard-reg hard
875 registers, increment the loop counter by the size of the parts;
876 use recursion to handle individual parts.
878 2000-11-02 Neil Booth <neilb@earthling.net>
880 * configure.in: Make integrated CPP the default.
881 * configure: Regenerate.
883 Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com>
885 * reload.c (find_equiv_reg): Test all hard registers for membership
886 in the requested class.
888 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
890 * collect2.c (main, write_c_file_stat), gcc.c (translate_options,
891 process_command, main), gcov.c (open_files, output_data), tlink.c
892 (frob_extension, scan_linker_output), toplev.c
893 (file_name_nondirectory): Use strchr () and strrchr () instead of
894 index () and rindex ().
896 2000-11-02 Joseph S. Myers <jsm28@cam.ac.uk>
898 * c-common.c (get_flag_spec, check_format_info_main,
899 check_format_types): Use strchr () instead of index (). Compare
900 against error_mark_node instead of comparing the TREE_CODE against
903 2000-11-02 Zack Weinberg <zackw@Stanford.EDU>
907 * c-lex.c (init_c_lex): Update cpp_start_read call.
908 (cb_ident): Update for new callback prototype.
909 (cb_def_pragma): Update for new cpp_get_token prototype.
910 (c_lex): Similarly. Use cpp_get_line.
912 * c-parse.in (finish_parse): Update for new cpp_finish
915 * cp/lex.c (finish_parse): Similarly.
917 2000-11-01 Geoff Keating <geoffk@cygnus.com>
919 * machmode.def: Add V16QImode.
921 2000-11-01 Richard Henderson <rth@redhat.com>
923 * dwarf2out.c (loc_descriptor_from_tree): Check for null result
924 from rtl_for_decl_location.
925 (add_location_or_const_value_attribute): Likewise.
927 2000-11-01 Neil Booth <neilb@earthling.net>
929 * cpplib.c (run_directive): Use correct line number for output
930 of _Pragma. Remember any in-progress directive.
932 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
934 2000-11-01 Richard Henderson <rth@redhat.com>
936 * stmt.c (expand_start_null_loop): Set continue_label.
938 2000-11-01 Bernd Schmidt <bernds@redhat.co.uk>
940 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
941 (expand_builtin_constant_p): Move parts of the code into
942 fold_builtin_constant_p.
943 (expand_builtin_strlen): Move parts of the code into fold_builtin.
944 * expr.h (fold_builtin): Declare.
945 * fold-const.c (fold): Handle builtin calls.
947 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
949 2000-11-01 Richard Henderson <rth@redhat.com>
951 * stmt.c (expand_start_null_loop): New.
952 (expand_end_null_loop): New.
953 * c-semantics.c (genrtl_do_stmt): Use them.
954 * tree.h: Declare them.
956 2000-11-01 Richard Henderson <rth@redhat.com>
958 * cppmain.c (scan_buffer): Don't avoid paste for assembly.
960 2000-11-01 Neil Booth <neilb@earthling.net>
962 * c-parse.in (_yylex): Remove CPP_BACKSLASH case.
963 * cp/spew.c: Similarly.
964 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
965 * cppmacro.c (stringify_arg): Similarly.
966 * cpplib.h (CPP_BACKSLASH): Delete.
968 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
970 * builtins.c (expand_builtin_strstr): New function.
971 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
973 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
975 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
978 2000-10-31 Richard Henderson <rth@redhat.com>
980 * config/i386/i386.c (fcmov_comparison_operator): Check for
981 CCFPmode or CCFPUmode instead of CCmode.
982 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most
983 unordered operations as well.
985 2000-10-31 Richard Henderson <rth@redhat.com>
987 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
988 of integer_zero_node.
990 2000-10-31 Richard Henderson <rth@redhat.com>
992 * c-semantics.c (genrtl_do_stmt): Special case do/while(0).
994 2000-10-31 Nick Clifton <nickc@redhat.com>
996 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
997 -fdata-sections to override the section attribute of a DECL.
999 2000-10-31 Chris Demetriou <cgd@sibyte.com>
1001 * libgcc2.c (__shtab): Remove __shtab variable.
1002 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
1003 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library
1006 2000-10-31 Jim Wilson <wilson@redhat.com>
1008 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
1009 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
1010 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
1011 instead of ASM_OUTPUT_INTERNAL_LABEL.
1012 (dwarf2out_end_block, dwarf2out_label): Likewise.
1013 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
1014 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
1016 2000-10-31 Richard Henderson <rth@redhat.com>
1018 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
1019 (size_of_locs): Set it.
1020 (output_loc_operands): Use it to compute branch displacement.
1021 (int_loc_descriptor): New.
1022 (mem_loc_descriptor): Dereference memory in the proper size.
1023 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
1024 (loc_descriptor_from_tree): New.
1025 (rtl_for_decl_location): Break out from ...
1026 (add_location_or_const_value_attribute): ... here.
1027 (add_bound_info): Use loc_descriptor_from_tree.
1029 2000-10-31 Neil Booth <neilb@earthling.net>
1031 * cpp.texi: Update for new command line assertion syntax.
1032 * cpplib.c (cpp_define): Simplify a bit.
1033 (cpp_assert, cpp_unassert): Use handle_assertion.
1034 (handle_assertion): New function; accept new command line
1036 * testsuite/gcc.dg/cpp/assert3.c: New tests.
1038 2000-10-31 Neil Booth <neilb@earthling.net>
1040 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
1041 undefined. Remove #ifdef check.
1042 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
1043 Define STDC_0_IN_SYSTEM_HEADERS to 1.
1045 2000-10-31 Jan Hubicka <jh@suse.cz>
1046 Jakub Jelinek <jakub@redhat.com>
1048 * config/i386/i386.h: Clarify CCNOmode description in comment.
1049 (EXTRA_CC_MODES): Remove CCRCmode.
1050 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
1051 (put_condition_code, ix86_match_ccmode): Likewise.
1052 (ix86_cc_mode): Likewise. Fix comment.
1053 (ix86_expand_strlensi_unroll_1): *rc patterns are gone.
1054 * config/i386/i386.md: Add unspec 12 description.
1055 (adddi3 split): Use unspec 12 instead of CCRCmode.
1056 (addsi3_carry_rc): Remove.
1057 (addsi3_cc, addqi3_cc): New patterns.
1058 (addsi_3): Swap operands, match CCZmode.
1059 (addsi_4): Rewritten.
1060 (addsi_5): Renamed from addsi_6.
1062 (addhi_3): Swap operands, match CCZmode.
1063 (addhi_4): Rewritten.
1064 (addhi_5): Renamed from addhi_6.
1066 (addqi_3): Swap operands, match CCZmode.
1067 (addqi_4): Rewritten.
1068 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
1069 (subsi3_carry_rc): Removed.
1070 (iorqi_3): Use =q constraint for clobber.
1071 (xorqi_cc_2): Likewise.
1072 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
1073 (x86_movsicc_0_m1_rc): Removed.
1074 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
1076 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
1078 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
1079 and decrement of complex types.
1081 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1083 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
1084 builtin fputs, ensure we still evaluate the stream in case it
1087 2000-10-31 Jakub Jelinek <jakub@redhat.com>
1089 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
1092 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
1094 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
1095 (fp_extended_operand, emit_fpscr_use): Likewise.
1096 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
1097 (fpul_operand): New function.
1098 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
1099 fp_extended_operand. Add fpul_operand.
1100 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
1101 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
1102 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
1103 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
1104 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
1105 (divdf3_i): Likewise.
1106 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
1107 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
1108 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
1109 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
1110 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
1112 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
1114 * config/i386/i386.c (ix86_init_builtins): Correct return type
1115 building v4hi_ftype_v4hi_int_int tree node.
1116 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
1117 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
1119 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
1121 (mmx__uavgv8qi3): Correct insn mnemonic.
1122 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
1123 (mmx_punpckhwd): Correct insn mnemonic.
1124 (mmx_punpckhdq): Likewise.
1125 (mmx_punpcklwd): Likewise.
1126 (mmx_punpckldq): Likewise.
1127 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
1128 Renumber case labels to match the _mm_prefetch constants defined in
1131 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
1132 if the splitter didn't emit new insns.
1133 Make sure we call cleanup_subreg_operands even when splitting the last
1134 insn in a basic block.
1136 * invoke.texi (Debugging Options): Describe -do.
1137 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
1138 (dump_file): Likewise.
1139 (rest_of_compilation): Split .greg dump into .greg and .postreload.
1141 2000-10-30 Neil Booth <neilb@earthling.net>
1143 * cppfiles.c (stack_include_file): Check for stacked contexts
1145 * cpphash.h (_cpp_do__Pragma): New prototype.
1146 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
1148 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
1149 escaped newlines if !(buffer->from_stage3).
1150 (_cpp_lex_token): Warn about missing newlines iff
1151 !buffer->from_stage3.
1153 * cpplib.c (get__Pragma_string, destringize,
1154 _cpp_do__Pragma): New functions.
1155 (run_directive): Set output_line for _Pragma to avoid line
1156 markers in output. Set from_stage3 and prevent macro expansion
1157 for _Pragma and command-line options. Check buffer exhaustion.
1158 (cpp_push_buffer): Don't check for stacked macro contexts, as
1159 this is perfectly legitimate for _Pragma. Move the check to
1160 stack_include_file instead. Set from_stage3 iff buffer is
1163 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
1164 unsigned. New boolean from_stage3.
1165 (struct spec_nodes): Add n__Pragma.
1167 * cppmacro.c (enter_macro_context): Flip sense of return value.
1168 (_cpp_get_token): Handle _Pragma operator.
1170 2000-10-30 Phil Edwards <pme@sources.redhat.com>
1172 * gcc.texi: The C++ standard isn't "draft" anymore.
1174 2000-10-30 Mark Mitchell <mark@codesourcery.com>
1176 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
1178 2000-10-29 Neil Booth <neilb@earthling.net>
1180 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
1182 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1184 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
1185 fixinc/inclhack.def: Change comments mentioning C9X to refer to
1188 * invoke.texi: Document that -V will only work for very similar
1189 versions of driver and compiler.
1191 2000-10-29 Neil Booth <neilb@earthling.net>
1193 * cppmacro.c (_cpp_create_definition): Optimize the case of
1194 a macro defined to itself.
1196 2000-10-29 Neil Booth <neilb@earthling.net>
1198 * cpplex.c (save_comment): Don't store new lines in C++ comments.
1200 2000-10-29 Michael Hayes <mhayes@redhat.com>
1202 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
1204 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
1206 * cpphash.c (cpp_forall_identifiers): Add context variable
1207 for callback routine.
1208 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
1210 (main): Call cpp_forall_identifiers with null context.
1211 * cpplib.h (cpp_forall_identifiers): Update prototype.
1213 * cppmain.c: Make `parse_in' and `print' static.
1215 2000-10-28 Alan Modra <alan@linuxcare.com.au>
1217 * c-decl.c (finish_function): Clear c_function_name_declared_p.
1219 2000-10-28 Richard Henderson <rth@redhat.com>
1221 * regrename.c (scan_rtx_address): Frob action, not class,
1222 when trying to disable optimization.
1224 2000-10-28 Mark Mitchell <mark@codesourcery.com>
1226 * c-semantics.c (make_rtl_for_local_static): Don't clobber
1227 DECL_ASSEMBLER_NAME.
1229 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1231 * configure.in: Determine and substitute gcc_version_full.
1232 * configure: Regenerate.
1233 * gccbug.in: Use it to give full version. Don't allow
1236 2000-10-28 Richard Henderson <rth@redhat.com>
1238 * recog.c (split_all_insns): Run cleanup_subreg_operands
1241 * regrename.c (regrename_optimize): Verify that all registers of
1242 a multiple register mode are available.
1243 (scan_rtx_address): Accept the mode of the address; all callers
1246 * cpplib.c (run_directive): Fix prototype.
1248 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
1250 * reload.c (find_reloads): Distinguish "wins" so that we know whether
1251 a given operand won because of a matching constraint or not; then use
1252 that information to compute goal_alternative_matched properly.
1253 * reload1.c (choose_reload_regs): Never set reload_override_in for an
1256 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
1257 accurate value for MULT.
1258 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
1259 2% or > 98% before using static branch prediction bits.
1261 2000-10-28 Neil Booth <neilb@earthling.net>
1265 * cpplib.c (struct answer): New.
1266 (struct if_stack): Use cpp_lexer_pos rather than line and col.
1267 Rename cmacro mi_cmacro.
1268 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
1269 IN_I): New directive and flags.
1270 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
1271 parse_answer, parse_assertion, find_answer): New functions.
1272 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
1273 (lex_macro_node): New function to replace parse_ifdef and
1276 (_cpp_handle_directive): New function, combines _cpp_check_directive
1277 and _cpp_check_linemarker.
1279 (do_define, do_undef, parse_include, do_include, do_import,
1280 do_include_next, read_line_number, do_line, do_ident, do_pragma,
1281 do_pragma_once, do_pragma_poison, do_pragma_dependency):
1282 Update for new token getting interface.
1284 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
1285 : Update for new multiple-include optimisation technique.
1286 (do_elif): Don't forget to invalidate controlling macros.
1288 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
1289 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
1290 Functions to handle assertions with the new token interface.
1291 (do_assert, do_unassert): Use them.
1293 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
1296 (_cpp_init_stacks): Register directive names. Don't register special
1299 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
1300 new position recording regime.
1301 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
1302 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
1303 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
1304 (cpp_type2name): Move to cpplex.c.
1306 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
1307 (parse_defined): Update to handle new multiple include optimisation
1308 method. Remove poisoned identifier warning.
1309 (parse_assertion, TYPE_NAME): Delete.
1310 (lex): Update for multiple include optimisation, removal of
1311 CPP_DEFINED, to use _cpp_test_assertion for assertions and
1313 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
1314 (op_as_text): New function, to wrap cpp_token_as_text.
1316 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
1317 Update for MI optimisation.
1318 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
1319 segfault on diagnostic.
1320 (_cpp_compare_file_date): Take a token rather than 3 args.
1321 (cpp_read_file): Work correctly for zero-length files.
1323 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
1324 _cpp_init_hashtable and _cpp_cleanup_hashtable.
1325 (cpp_lookup): Place identifiers at front of identifier pool
1326 for _cpp_lookup_with_hash.
1327 (_cpp_lookup_with_hash): Require identifiers to be at the front of
1328 the identifier pool. Commit the memory if not already in the
1331 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
1332 Initialise various members of cpp_reader, memory pools, and the
1334 (cpp_printer_init): Delete.
1335 (cpp_cleanup): Update.
1336 (struct builtin, builtin_array, initialize_builtins): Update for new
1337 hashnode definition and builtin handling.
1338 (cpp_start_read, cpp_finish): Don't take or initialise a
1341 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
1342 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
1343 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
1344 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
1345 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
1346 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
1347 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
1348 struct toklist, struct cpp_context, struct specnodes,
1349 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
1350 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
1351 enum builtin_type, cpp_can_paste): New.
1352 (struct cpp_token): Delete line and col members.
1353 (struct cpp_buffer): New member output_lineno.
1354 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
1355 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
1356 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
1357 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
1358 base_context, context, directive, mi_state, mi_if_not_defined,
1359 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
1360 mlstring_pos, macro_buffer, macro_buffer_len.
1361 Delete members mls_line, mls_column, token_list, potential_control_macro,
1362 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
1363 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
1364 save_parameter_spellings, need_newline, .
1365 Change type of date, time and spec_nodes members.
1366 Change prototypes for include and ident callbacks.
1367 (struct cpp_hashnode): Change type of name. Remove union members
1368 expansion and code. Add members macro, operator and builtin.
1370 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
1371 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
1372 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
1373 cpp_stop_lookahead): New prototypes.
1374 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
1376 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
1377 Move from cpphash.h.
1379 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
1380 ufputs): Move to cpplib.h.
1381 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
1382 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
1383 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
1384 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
1385 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
1386 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
1387 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
1388 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
1389 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
1390 _cpp_parse_assertion, _cpp_find_answer): Delete.
1391 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
1392 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
1393 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
1394 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
1395 _cpp_handle_directive, DSC): New.
1396 (struct include_file): New member defined.
1398 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
1399 _cpp_compare_file_date): Update.
1400 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
1401 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
1402 _cpp_cleanup_hashtable.
1404 * Makefile.in: Remove cppoutput.c.
1406 * cppoutput.c: Delete
1408 * fixheader.c (read_scan_file): Update for new cpp_get_token
1410 (recognized_function): New argument LINE.
1412 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
1413 new cpp_get_token prototype.
1415 * scan.h (recognized_function): Update prototype.
1417 * po/POTFILES.in: Remove cppoutput.c.
1419 2000-10-27 Mark Mitchell <mark@codesourcery.com>
1421 * c-typeck.c (check_init_type_bitfields): Remove.
1422 (constructor_incremental): Likewise.
1423 (struct constructor_stack): Remove incremental bit.
1424 (struct initializer_stack): Likewise.
1425 (start_init): Don't play with constructor_incremental.
1426 (finish_init): Likewise.
1427 (really_start_incremental_init): Likewise.
1428 (push_init_level): Likewise.
1429 (pop_init_level): Likewise.
1430 (output_init_level): Likewise.
1431 (output_pending_init_elements): Likewise.
1433 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
1435 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
1436 Improve error messages. Correct parsing of
1437 #pragma pack(pop [,id]). Do not check the user-supplied
1438 alignment if we're popping.
1440 * gcc.dg/pack-test-1.c: New test case.
1441 * gcc.dg/pack-test-2.c: New test case.
1442 * gcc.dg/pack-test-1.h: New file.
1444 2000-10-27 Neil Booth <neilb@earthling.net>
1448 2000-10-27 Kelley Cook <kelley.cook@home.com>
1450 * invoke.texi: Document -mintel-syntax
1452 2000-10-27 Richard Henderson <rth@redhat.com>
1454 * invoke.texi: Document -frename-registers. Add it to -O3.
1455 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
1456 (enum dump_file_index, dump_file): Update order.
1457 (main): Set flag_rename_registers at -O3.
1459 2000-10-27 Richard Henderson <rth@redhat.com>
1461 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
1462 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1463 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
1464 * config/alpha/alpha.md (call_osf_1): Use it.
1465 (call_value_osf_1): Likewise.
1467 * config/ia64/ia64.c: Revert 10-23 patch.
1468 (ia64_hard_regno_rename_ok): New.
1469 * config/ia64/ia64-protos.h: Declare it.
1470 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
1472 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
1473 Richard Henderson <rth@redhat.com>
1475 * regrename.c: Rewrite to handle multi-register modes and
1476 cond_exec instructions.
1477 * Makefile.in (regrename.o): Update dependancies.
1478 * recog.h (struct operand_alternative): Add is_address.
1479 * recog.c (preprocess_constraints) [case 'p']: Set it.
1481 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
1483 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
1484 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
1485 top level. Kill oldstyle_subdirs. Do not include
1486 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
1487 $outputs. Do not run configure.lang from config.status.
1488 Rearrange warning-flag logic to correspond to what the
1489 makefile wants. Put special vax stage1 options in
1490 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
1491 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
1492 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
1493 switch is given, nothing otherwise.
1494 * configure.lang: Delete.
1496 * Makefile.in: Expunge all traces of extra_c_objs,
1497 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
1498 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
1499 warning options via a three level scheme so that -pedantic and
1500 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
1501 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
1502 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
1503 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
1504 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
1505 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
1506 generation rules. Wrap all rules that change the current
1507 directory in parentheses; pmake doesn't spawn a new shell for
1508 each command. Expunge all references to $(P). When one
1509 command depends on another and they're run all at once, use &&
1510 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
1511 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
1514 * objc/Make-lang.in: Wrap all rules that change the current
1515 directory in parentheses. Expunge all references to $(P).
1516 When one command depends on another and they're run all at
1517 once, use && to separate them, not ;. Add OUTPUT_OPTION to
1518 all object-file generation rules. Delete obsolete variables.
1519 * objc/Makefile.in: Delete.
1521 2000-10-27 Jakub Jelinek <jakub@redhat.com>
1523 * calls.c (expand_call): If sibcall_failure is set during pass 1,
1524 clear tail_call_insns as well.
1526 2000-10-27 Nick Clifton <nickc@redhat.com>
1528 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
1531 2000-10-26 Richard Henderson <rth@redhat.com>
1533 * calls.c (expand_call): Supress sibcall if we have a
1534 BLKmode return in registers.
1536 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
1538 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
1541 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
1543 * tree.c (make_node, case 't'): Set alignment to that of
1545 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
1547 2000-10-25 Mark Mitchell <mark@codesourcery.com>
1549 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
1550 * configure.in (enable-libstdcxx-v3): Arrange to have
1551 HAVE_LIBSTDCXX_V3 substituted into the output files.
1553 2000-10-25 Richard Henderson <rth@redhat.com>
1555 * recog.c (constrain_operands): Initialize which_alternative
1556 before no alternatives early exit.
1558 * cse.c (find_comparison_args): Check that we can reverse a
1559 comparison if needed before accepting the substitution.
1561 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
1563 * simplify-rtx.c (simplify_relational_operation): Sign extend
1564 low words before sign extending to high words.
1566 2000-10-25 Nick Clifton <nickc@redhat.com>
1568 * config/mcore/mcore.c: Include config.h before system.h.
1570 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
1572 * config/mcore/mcore.md (return): Force function epilogue to
1573 always be generated to work around epilogue suppression bug in
1576 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
1578 * c-decl.c (grokdeclarator): Move warning for qualified void
1579 return types with -pedantic to when the function type is
1580 constructed. At -W, warn in general for qualified function return
1581 types, except for volatile void.
1582 * invoke.texi: Document this new warning at -W.
1584 2000-10-25 Neil Booth <neilb@earthling.net>
1586 * cpp.texi: Update with implementation-defined behavior and
1589 2000-10-25 Jakub Jelinek <jakub@redhat.com>
1591 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
1592 incomplete type force it into alias set 0.
1594 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
1596 * alias.c: Include basic-block.h.
1597 (loop_p): New function.
1598 (mark_constant_function): Use it.
1599 * Makefile.in (alias.o): Update dependencies.
1601 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1603 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
1606 2000-10-24 Jim Wilson <wilson@cygnus.com>
1608 * expmed.c (store_bit_field): Move integer pun code down after
1609 code that calls emit_move_insn for entire register move.
1610 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
1611 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
1613 2000-10-24 Richard Henderson <rth@cygnus.com>
1615 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
1616 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
1618 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
1620 * gcse.c (cprop_insn): do not propagate constants into jump_insn
1621 for machines with CC0 more than once.
1623 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
1625 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
1626 pseudos just like memory.
1628 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
1630 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
1631 when deleting libcall sequence collapsed to a single instruction.
1633 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
1635 * expr.c (do_store_flag): Don't crash if either side of a
1636 comparison is error_mark_node.
1638 2000-10-24 Jakub Jelinek <jakub@redhat.com>
1640 * sibcall.c (purge_mem_unchanging_flag): New function.
1641 (optimize_sibling_and_tail_recursive_calls): Call it.
1643 2000-10-24 Philipp Thomas <pthomas@suse.de>
1645 * Makefile.in (check-po): New target for doing checks in the po
1646 subdir if all languages configured.
1647 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
1648 configure if NLS is enabled.
1649 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
1650 otherwise leave empty.
1651 * configure: Regenerate.
1653 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1655 * i386.c (print_operand): Handle new 'A' formatting code.
1656 387 opcodes need suffixes even with -mintel-syntax.
1657 Check for explicit size override (codes 'b', 'w' and 'k').
1658 (print_operand_address): Check if register prefix is needed when
1659 emitting `ds' segment override.
1660 * i386.h: Add comment about new 'A' formatting code.
1661 * i386.md (jump and call patterns): Emit absolute references using %A.
1663 2000-10-23 Richard Henderson <rth@cygnus.com>
1665 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
1666 output registers as fixed.
1667 (ia64_function_epilogue): Undo output fixation.
1669 2000-10-23 Richard Henderson <rth@cygnus.com>
1671 * config/alpha/alpha.md: Add names for all unnamed insns; use
1672 define_insn_and_split in some obvious places.
1674 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
1675 (zero_extendqisi2, zero_extendqidi2): Likewise.
1676 (zero_extendhisi2, zero_extendhidi2): Likewise.
1677 (abs splitters): Fix match_scratch operand number.
1678 (bcc_reverse): Swap pc & label instead of non-canonical compare.
1680 2000-10-23 Jim Wilson <wilson@cygnus.com>
1682 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
1684 * ia64.md (cmpsi_adjusted): Use %r3.
1685 (cmpdi_adjusted): Likewise.
1687 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1689 * config/i386/att.h (ASM_FILE_START): Define.
1691 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
1693 * config/i386/linux.h (ASM_FILE_START): Define.
1695 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
1697 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
1698 since this (only) drags in a crt0.o reference that the .ld files
1701 2000-10-23 Geoff Keating <geoffk@cygnus.com>
1703 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
1704 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
1705 reloads just like an RELOAD_FOR_OUTPUT would.
1707 * local-alloc.c (update_equiv_regs): Add an abort(). When
1708 deleting or moving insns, update reg_equiv[regno].init_insns.
1710 2000-10-23 Mark Mitchell <mark@codesourcery.com>
1712 * c-tree.texi: Improve documentation for IF_STMTs and related
1713 conditional statements.
1715 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1717 * expr.c (do_preexpand_calls): Remove.
1718 (same_from_p): Don't use CALL_EXPR_RTL.
1719 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
1720 (preexpand_calls): Remove.
1721 * tree.c (first_rtl_op): Remove CALL_EXPR case.
1722 (unsave_expr_1): Likewise.
1723 * tree.def (CALL_EXPR): Give it only two slots.
1724 * tree.h (CALL_EXPR_RTL): Remove.
1726 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
1728 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
1729 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
1732 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
1734 * calls.c (combine_pending_stack_adjustment_and_call): Don't
1735 adjust stack when unadjusted_alignment ends up as zero.
1737 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
1739 * fixinc/genfixes: Remove EGCS reference.
1740 * install.texi: Remove EGCS reference.
1741 * INSTALL: Regenerate.
1743 2000-10-22 Mark Mitchell <mark@codesourcery.com>
1745 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
1747 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
1749 * diagnostic.c: Remove EGCS reference in comment.
1751 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1753 * loop.c (strength_reduce): Fix error in last change.
1755 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1757 * Makefile.in (SHLIB_NM_FLAGS): New.
1758 (libgcc.mk): Pass it.
1759 * mklibgcc.in (libgcc.map): Use it.
1761 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
1762 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
1764 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1766 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
1768 * sparc.c (load_pic_register): Delete unused varaible.
1770 * libgcc2.c (__addvsi3): Delete unused variable.
1772 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
1773 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
1774 __negvdi2): Prototype.
1776 * ssa.c (apply_delayed_renames): Avoid undefined operation.
1778 * toplev.c (display_target_options): Make static to match
1779 prototype. Delete empty declaration.
1781 2000-10-20 Tom Tromey <tromey@cygnus.com>
1783 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1784 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
1786 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1788 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
1790 (expand_expr_unaligned, case ARRAY_REF): Check that index is
1791 a constant before comparing it; use tree_low_cst.
1792 * tree.c (save_expr): Set TREE_READONLY.
1793 (substitute_expr): Return inside of NON_LVALUE_EXPR.
1794 (build, build1): Set TREE_READONLY if all operands are.
1795 (build_index_type): If upper bound is a negative number, lower
1796 bound is zero and sizetype is unsigned, use upper bound of one and
1799 2000-10-20 David Edelsohn <edelsohn@gnu.org>
1801 * gcc.c (process_command, main): Use "because" instead of
1802 "since" in error messages.
1804 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1806 * stor-layout.c (compute_record_mode): Use tree_low_cst.
1807 Don't use mode of field for record unless sizes are the same.
1808 (layout_type, case ARRAY_TYPE): Remove special bounds handling
1809 previously added for Ada; also change to using host_integerp
1812 * loop.c (strength_reduce): Show when new register made for
1813 giv is known to be a pointer and its aligment if so and known.
1814 (loop_dump_aux): Show VERBOSE parameter unused.
1816 * gcse.c (set_hash_table_size): Now unsigned.
1817 * sdbout.c (template_name_p): Add "const" to avoid warnings.
1818 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
1819 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
1820 (sdbout_end_epilogue): Remove variable NAME.
1821 * system.h (getopt): Add default definition.
1822 * config/alpha/alpha.c (print_operand): Don't continue processing
1823 after issuing error.
1824 (summarize_insn): Avoid use of UL in constant.
1826 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
1828 * fold-const.c (force_fit_type): Unsigned values can overflow
1829 if they are sizetype.
1830 (int_const_binop): Don't use cache if overflows.
1832 2000-10-20 Richard Henderson <rth@cygnus.com>
1834 * function.c (locate_and_pad_parm): Zero alignment_pad.
1836 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
1837 perform substitutions, and apply_change_group to see if it worked.
1839 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1841 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
1843 * combine.c (struct undo): Change int to unsigned int.
1844 (do_SUBST_INT): Args are unsigned int.
1845 (make_extraction, force_to_mode): Use proper type when forming mask.
1846 (make_field_assignment): Likewise.
1848 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
1850 * c-common.c (check_format_info_recurse): Extract string constant
1851 initializers from non-volatile constant arrays and check them as
1853 * c-typeck.c (decl_constant_value): Don't check pedantic or check
1854 for DECL_MODE (decl) != BLKmode.
1855 (decl_constant_value_for_broken_optimization): New function which
1856 includes these checks.
1857 (default_conversion, convert_for_assignment, digest_init): Use
1858 decl_constant_value_for_broken_optimization instead of
1859 decl_constant_value.
1861 2000-10-20 Mark Mitchell <mark@codesourcery.com>
1863 * tree.h (DECL_ALIGN_UNIT): New macro.
1865 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
1867 * config/avr/avr-protos.h (avr_output_bld): New.
1868 (out_shift_with_cnt): Add t_len argument.
1869 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
1870 (output_movqi, output_movhi, output_movsisf): Optimize loading
1871 any constant with exactly one bit set to NO_LD_REGS.
1872 (out_shift_with_cnt): Optimize output code for size or speed,
1873 depending on optimize_size. Handle small shift counts as well
1874 (if not hand-optimized in ?sh??i3_out). Shifts can be done
1875 with or without a scratch register, with help of __tmp_reg__
1876 or __zero_reg__ if necessary. Add T_LEN argument to pass the
1877 length of TEMPLATE in words, return total insn length in *LEN.
1878 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
1879 out_shift_with_cnt to work with the above change.
1880 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
1881 lshrsi3_out): Likewise. Optimize more known shift count cases.
1882 Remove cases already well optimized in out_shift_with_cnt.
1883 (avr_output_bld): New function.
1884 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
1885 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
1886 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
1887 Add reload_completed to insn condition - only for peepholes.
1888 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
1889 in a register or memory.
1890 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
1891 Do not require a scratch register.
1892 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
1893 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
1894 Optimize shifts by known count using a scratch register, but only
1895 if one is still available after register allocation.
1897 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1899 * t-vax: New file. Don't build modules from libgcc1.c.
1901 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
1903 * alias.c: (mark_constant_function): Don't check pure functions.
1904 Initialize and end alias analysis.
1905 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
1906 Don't make a special exception for recursion. Handle
1907 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
1908 unless it's volatile.
1910 * local-alloc.c (equivalence): New structure.
1911 (reg_equiv): Define.
1912 (contains_replace_regs): Remove array and use
1914 (memref_referenced_p): Likewise.
1915 (no_equiv): Likewise.
1916 (update_equiv_regs): Likewise.
1918 (equiv_init_varies_p,
1919 equiv_init_movable_p): New functions.
1920 (update_equiv_regs): Use them. Use rtx_varies_p
1921 instead of function_invariant_p. Process insns
1922 from end to beginning. Allow a REG_EQUIV insn
1923 within the same loop as a use to be moved, also
1924 allow it to be moved out of a loop. Update
1925 REG_DEAD notes when substituting into an insn.
1927 2000-10-19 Jim Wilson <wilson@cygnus.com>
1929 * c-decl.c (start_decl): Check for error_mark_node type before using
1931 (finish_decl): Likewise. Don't give an error if decl type is
1932 already error_mark_node.
1934 * haifa-sched.c (compute_trg_info): Add explanatory comments.
1935 New local update_blocks. Use update_blocks to remove duplicates
1936 when computing update blocks. Check for bblst_table overflow.
1937 (schedule_block): Add explanatory comment. Reduce bblst_size by
1939 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
1942 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1944 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
1946 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1948 * expmed.c: Minor corrections in comments.
1949 * invoke.texi: Added desciption for the new option -ftrapv.
1951 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
1953 * libgcc2.c: Added the missing #endif.
1955 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
1957 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
1959 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
1961 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
1962 Use smulv_optab for -ftrapv.
1963 (expand_mult_highpart): Use unsigned multiply.
1964 (expand_divmod): Special-case division by -1.
1965 For EXACT_DIV_EXPR, do right shift first, then the multiply.
1966 For complex divide, use abs with unsigned result.
1967 * expr.c (force_operand): Use unsigned multiply.
1968 (expand_expr): Use overflow-trapping optabs for signed types if
1970 If flag_trapv, don't generate a recursive call with EXPAND_SUM
1971 if the type is signed and the original call wasn't EXPAND_SUM or
1973 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
1974 (negv_optab, absv_optab): Declare.
1975 * flags.h (flag_trapv): Declare.
1976 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
1977 smulv_optab, sdivv_optab, negv_optab and absv_optab.
1978 (gen_insn): Interpret '$P' as requiring an integer mode,
1979 including partial integer modes.
1980 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
1981 (product_cheap_p): Use unsigned expand_mult.
1982 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
1983 (negv_optab, absv_optab): Define.
1984 (expand_binop): Use overflow-trapping optabs for signed types if
1986 Handle negv_optab libe neg_optab.
1987 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
1988 Use overflow-trapping optabs for signed result if flag_trapv.
1989 (expand_complex_abs): Use overflow-trapping optabs for signed types if
1991 Don't open-code complex absolute-value operation for flag_trapv.
1992 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
1993 sdivv_optab, negv_optab and absv_optab.
1994 * toplev.c (flag_trapv): Define.
1995 (lang_independent_options f_options): Include flag_trapv.
1996 * tree.h (TYPE_TRAP_SIGNED): Define.
1997 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
1998 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
2000 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
2001 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
2003 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
2004 David V. Henkel-Wallace <gumby@cygnus.com>
2006 * config/i386/t-netware: Bring in from the Red Hat tree.
2007 * config/i386/netware.h: Likewise.
2008 * config/netware.h: Likewise.
2009 * config/rs6000/netware.h: Delete.
2010 * configure.in: Add i[34567]86-*-netware.
2011 * configure: Hand-edit to match configure.in change.
2013 2000-10-18 Mark Mitchell <mark@codesourcery.com>
2015 * c-common.h (flag_no_builtin): Declare.
2016 (flag_no_nonansi_builtin): Likewise.
2017 (c_common_nodes_and_builtins): Change prototype.
2018 * c-common.c (flag_no_builtin): New variable.
2019 (flag_no_nonansi_builtin): Likewise.
2020 (c_common_nodes_and_builtins): Remove parameters. Adjust
2022 * c-decl.c (flag_no_builtin): Remove.
2023 (flag_no_nonansi_builtin): Likewise.
2024 (init_decl_processing): Adjust call to
2025 c_common_nodes_and_builtins.
2027 2000-10-18 Marc Espie <espie@openbsd.org>
2029 * tm.texi (LIBGCC_SPEC): Synch with reality.
2031 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
2033 * c-common.c (check_format_types): Check for writing through a
2034 NULL pointer argument.
2036 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
2038 * tm.texi (Exception Region Output): Document
2039 DWARF_CIE_DATA_ALIGNMENT.
2040 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
2042 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
2043 DWARF_CIE_DATA_ALIGNMENT.
2045 2000-10-18 Michael Hayes <mhayes@cygnus.com>
2047 * basic-block.h (struct loop): Delete fields pre_header_root
2048 and pre_header_trace and replace with pre_header_edges
2049 and num_pre_header_edges.
2050 * flow.c (flow_loop_dump): Dump pre_header_edges.
2051 (flow_loops_free): Free pre_header_edges.
2052 (flow_loop_pre_header_scan): Calculate pre_header_edges.
2054 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2056 * contrib.texi: Update references to steering committee members
2057 and Jeff Law's entry.
2059 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
2061 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
2062 (maybe_read_dollar_number, check_format_info_main): Use them for
2063 pedantic warning messages.
2065 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
2067 * c-common.c (check_format_info_main): Minor cleanup: move
2068 variables into inner scopes; initialize declarations where
2069 appropriate; don't hardcode "scanf" name on warning for zero
2072 2000-10-17 Mark Mitchell <mark@codesourcery.com>
2074 * c-common.c (back_end_hook): New variable.
2075 * c-common.h (back_end_hook): Declare it.
2076 * c-lang.c (finish_file): Use it.
2078 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
2081 2000-10-18 Jan Hubicka <jh@suse.cz>
2083 * i386.c (ix86_comparison_operator, put_condition_code,
2084 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
2085 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
2086 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
2087 * i386.md (adddi and negdi splitter): Use CCRCmode.
2088 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
2089 (subsi3_carry): add '*'
2090 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
2091 (cmp to add peep2): Use CCRCmode; swap operands.
2093 2000-10-18 Kazu Hirata <kazu@hxi.com>
2095 * h8300.c: Fix a comment typo.
2096 (round_frame_size): New.
2097 (compute_saved_regs): Likewise.
2100 (push_order): Remove.
2101 (pop_order): Likewise.
2102 (function_prologue): Rearrange code for readability.
2103 (function_epilogue): Likewise.
2105 * config/h8300/h8300.md: Remove an unnecessary sign_extend
2106 expander that is used when not optimizing. Output a tab after
2107 each assembly insns.
2109 * reorg.c: Fix formatting.
2111 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
2113 * reload1.c (move2add_note_store): Check for simple
2114 auto-inc in destination.
2116 2000-10-17 Michael Chastain <chastain@redhat.com>
2118 * config/i386/i386-aout.h: define INT_ASM_OP.
2120 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
2122 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
2124 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
2126 * i370.md: Fix spelling typo.
2128 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2130 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
2131 Fixes execute/20001017-1.c on powerpc-linux-gnu.
2133 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
2134 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
2137 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
2138 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
2140 * rs6000/aix.h: ...to here.
2141 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
2143 2000-10-17 Jakub Jelinek <jakub@redhat.com>
2145 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
2147 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
2148 sure linker can relax even the delay slot mov %g1,%o7, fix output
2151 2000-10-17 Kazu Hirata <kazu@hxi.com>
2153 * config/h8300/h8300.md: Remove an unnecessary zero_extend
2154 expander that is used when not optimizing. Output a tab after
2155 each assembly insns.
2157 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
2159 * gcc.c: New options --target-help.
2160 (process_command): Added code to parse this new option.
2161 * toplev.c (display_target_options): New function to support the
2163 * cppinit.c (new_pending_directive) : New option OPT_target__help.
2164 (cpp_handle_option): Support this new option.
2165 * invoke.texi: Added notes about --target-help option.
2167 2000-10-17 Graham Stott <grahams@redhat.com>
2169 * config/i386/i386.md (testqi_1): Add missing operand prefix
2171 * config/i386/i386-protos.h: Add missing prototype.
2173 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
2175 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
2176 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
2177 using -mintel-syntax.
2179 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
2181 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
2182 (format_types): Use it for printf.
2183 (maybe_read_dollar_number): Add parameter for the kind of format
2184 involved. Warn for multiple use for arguments if this is
2185 inappropriate for the kind of format involved.
2186 (check_format_info_main): Update calls to maybe_read_dollar_number.
2188 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2190 * inclhack.def (hpux_maxint): Also apply fix to values.h.
2191 * fixincl.x: Rebuilt.
2193 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
2195 * genrecog.c (write_switch): Return the first condition that needs a
2198 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
2200 * c-tree.h (warn_sequence_point): Move declaration to...
2201 * c-common.h (warn_sequence_point): ... here.
2202 * c-decl.c (warn_sequence_point): Move definition to...
2203 * c-common.c (warn_sequence_point): ... here.
2204 (struct reverse_tree): New.
2205 (reverse_list, reverse_max_depth): New static variables.
2206 (build_reverse_tree, common_ancestor, modify_ok
2207 verify_sequence_points): New functions.
2208 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
2209 * c-typeck.c (check_modify_expr): Delete.
2210 (build_modify_expr): Don't call it.
2212 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
2214 * c-common.h (warn_missing_format_attribute): New variable.
2215 * c-decl.c (warn_missing_format_attribute): New variable.
2216 (c_decode_option): Decode -Wmissing-format-attribute and
2217 -Wno-missing-format-attribute.
2218 * c-common.c (check_function_format): If
2219 -Wmissing-format-attribute, give a warning where a vprintf or
2220 vscanf function is called by a function without its own printf or
2222 * toplev.c (documented_lang_options): Add
2223 -Wmissing-format-attribute.
2224 * invoke.texi: Document -Wmissing-format-attribute.
2226 2000-10-17 Marc Espie <espie@openbsd.org>
2228 * invoke.texi (-shared): Insist on requiring code generation flags
2229 to be used along with -shared, and document the subtle failure that
2230 may occur otherwise.
2232 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2234 * pa.md (return_internal): Move `use' after `return'.
2236 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
2238 * machmode.def: Correct comment.
2240 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
2242 * print-rtl.c (print_rtx_head): Constify.
2243 * rtl.h (print_rtx_head): Similarly.
2245 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
2246 Constify char * return value.
2248 (output_64bit_and, output_64bit_ior): Constify char * return value.
2249 (pa_can_combine_p): Make static.
2250 (function_arg): Decorate unused `named' argument. Fix comment typo.
2251 (function_arg_partial_nregs): Decorate unused `named' argument.
2253 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
2255 * c-common.c (format_check_results): New structure.
2256 (finish_dollar_format_checking): Adjust to take a
2257 format_check_results * parameter.
2258 (check_format_info, check_format_info_recurse,
2259 check_format_info_main): Split check_format_info into three
2260 functions, the main checking going in check_format_info_main.
2261 Recurse when any reduction of the format string argument towards a
2262 string literal is done; go down both branches of a conditional
2263 expression. Don't warn for extra format arguments or empty format
2264 strings if they only occur in some branches of a conditional
2267 2000-10-16 Kazu Hirata <kazu@hxi.com>
2269 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
2271 2000-10-16 Jakub Jelinek <jakub@redhat.com>
2273 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
2275 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
2277 * i386.md (*movsi_or): Switch operand order for intel syntax.
2279 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
2283 * gcc.texi (Contributing): Update.
2285 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
2287 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
2288 appropriate assembler dialect.
2290 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
2292 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
2294 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
2296 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
2297 constants 1 and 2 to NO_LD_REGS.
2299 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2301 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
2303 * objc/Make-lang.in (objc-parse.c): Likewise.
2305 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
2307 * arm.c: Include obstack.h
2308 (minipool_obstack, minipool_startobj): Define.
2309 (arm_add_gc_roots): Initialize them.
2310 (create_fix_barrier): Use our new obstack.
2311 (push_minipool_barrier, push_minipool_fix): Likewise.
2312 (arm_reorg): Release obstack memory.
2314 2000-10-13 Jakub Jelinek <jakub@redhat.com>
2316 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
2317 (prologue, exception_receiver, builtin_setjmp_receiver): New
2319 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
2320 * config/sparc/sparc-protos.h (finalize_pic): Remove.
2321 (load_pic_register): New prototype.
2322 * config/sparc/sparc.c (pic_setup_code): Remove.
2323 (finalize_pic): Rename to...
2324 (load_pic_register): ...this function.
2325 Don't look for nonlocal_goto_receivers and emit pic setup code
2326 directly. Don't check current_function_uses_pic_offset_table.
2328 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
2330 * tree.h (struct obstack): Declare.
2332 2000-10-12 Mark Mitchell <mark@codesourcery.com>
2335 * Makefile.in (ggc-callbacks.o): Remove target.
2336 (flow.o): Depend on GGC_H.
2337 * alias.c (init_alias_analysis):
2338 Remove ggc_p conditionals.
2339 (end_alias_analysis): Likewise.
2340 * basic-block.h (init_flow): New function.
2341 (allocate_reg_life_data): Declare.
2342 * bb-reorder.c (function_obstack): Replace with ...
2343 (flow_obstack): ... new variable.
2344 (fixup_reorder_chain): Use it.
2345 * c-decl.c (ggc_p): Remove.
2346 (caller-save.c): Don't call oballoc/obfree.
2348 undobuf): Remove storage.
2349 (try_combine): Don't call oballoc.
2350 (undo_all): Don't call obfree.
2351 * cse.c (insert): Use xmalloc, not
2353 (cse_main): Adjust accordingly.
2354 * dwarf2out.c (save_rtx): Remove
2356 (dwarf2out_init): Remove ggc_p conditionals.
2357 * emit-rtl.c (rtl_obstack): Remove.
2358 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
2359 (make_insn_raw): Likewise.
2360 (emit_insn_before): Likewise.
2361 (emit_insn_after): Likewise.
2362 (emit_insn): Likewise.
2363 (gen_sequence): Likewise.
2364 (copy_insn_1): Remove handling of `b' RTL components.
2365 (init_emit_once): Remove ggc_p conditionals.
2366 * except.c (create_rethrow_ref): Don't fool with obstacks.
2367 (add_partial_entry): Likewise.
2368 (call_get_eh_context): Likewise.
2369 (begin_protect_partials): Likewise.
2370 (protect_with_terminate): Likewise.
2372 (plus_constant_wide): Likewise.
2373 * expr.c (init_expr_once):
2375 (emit_block_move): Likewise.
2376 (clear_storage): Likewise.
2377 (expand_expr): Likewise.
2378 * flow.c (function_obstack): Remove.
2379 (flow_obstack): New variable.
2380 (flow_firstobj): Likewise.
2381 (create_base_block): Use the flow_obstack.
2382 (split_block): Likewise.
2383 (split_edge): Likewise.
2384 (calculate_global_regs_live): Likewise.
2385 (allocate_bb_life_data): Make it static. Likewiwse.
2386 (init_flow): New function.
2387 (size_int_type_wide): Remove ggc_p conditionals.
2389 (push_function_context_to): Don't call save_tree_status.
2390 (pop_function_context_from): Or restore_tree_status.
2391 (assign_stack_local_1): Don't call push_obstacks.
2392 (find_fixup_replacement): Use xmalloc.
2393 (fixup_var_refs_insns): Free the storage.
2394 (insns_for_mem_walk): Don't mess with obstacks.
2395 (instantiate_decls): Likewise.
2396 (trampoline_address): Likewise.
2397 (expand_function_end): Likewise.
2398 * function.h (sturct function):
2399 Remove obstack-related variables.
2400 (save_tree_status): Don't declare.
2401 (restore_tree_status): Likewise.
2402 * gcse.c (compute_can_copy):
2403 Don't call oballoc/obfree.
2404 * genattrtab.c (operate_exp): Remove
2406 (simplify_cond): Likewise.
2407 (simplify_test_exp): Don't mess with obstacks.
2408 (optimize_attrs): Likewise.
2409 * gengenrtl.c (gendef): Don't include
2411 * ggc-callbacks.c (ggc_p): Remove.
2412 * ggc-none.c (ggc_p): Remove.
2413 * ggc.h (ggc_p): Don't declare.
2414 * integrate.c (save_for_inline): Don't mess with obstacks.
2415 (integrate_decl_tree): Likewise.
2416 (output_inline_function): Likewise.
2418 (init_EXPR_INSN_LIST_cache): Likewise.
2419 * loop.c (temp_obstack):
2421 (rtl_obstack): Likewise.
2422 (init_loop): Don't mess with obstacks.
2423 (reg_address_cost): Free BIVs and GIVs.
2424 (check_insns_for_bivs): Use xmalloc, not oballoc.
2425 (find_mem_givs): Likewise.
2426 (record_biv): Likewise.
2427 (general_induction_var): Likewise.
2428 (product_cheap_p): Likewse.
2429 * optabs.c (init_one_libfunc): Remove
2431 * print-tree.c (debug_tree): Don't use
2433 (print_node): Likewise.
2434 * profile.c (output_func_start_profiler):
2435 Remove call to temporary_allocation.
2437 (eliminate_regs_in_insn): Don't mess with obstacks.
2439 (mark_target_live_regs): Use xmalloc.
2440 (free_resource_info): Free the memory.
2441 * rtl.c (rtl_obstack):
2443 (rtvec_alloc): Don't mess with obstacks.
2444 (rtx_alloc): Likewise.
2446 (copy_rtx): Don't handle `b' cases.
2447 (read_rtx): Use a local rtl_obstack.
2448 * rtl.h (oballoc): Remove.
2450 (pop_obstacks): Likewise.
2451 (push_obstacks): Likewise.
2452 (allocate_bb_life_data): Likewise.
2453 (allocate_reg_life_data): Likewise.
2454 (rtx_free): Likewise.
2455 * sdbout.c (sdbout_queue_anonymous_type):
2456 Use tree_cons, not saveable_tree_cons.
2458 (cselib_init): Don't mess with obstacks.
2460 (mark_block_nesting): Mark the label_chain.
2461 (epxand_label): Use ggc_alloc, not oballoc.
2462 (clear_last_expr): Don't mess with obstacks.
2463 (expand_decl_cleanup): Likewise.
2464 (expand_dcc_cleanup): Likewise.
2465 (expand_dhc_cleanup): Likewise.
2466 (expand_anon_union_decl): Likewise.
2467 (add_case_node): Use xmalloc, not oballoc.
2468 (free_case_nodes): New function.
2469 (expand_end_case): Call it.
2470 * stor-layout.c (layout_type): Don't
2472 (layout_type): Likewise.
2473 * toplev.c (wrapup_global_declarations):
2475 (compile_file): Remove ggc_p conditionals.
2476 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
2477 (decode_f_option): Remove ggc_p conditionals.
2479 (function_maybepermanent_obstack): Remove.
2480 (maybepermanent_obstack): Likewise.
2481 (function_obstack): Likewise.
2482 (tmeporary_obstack): Likewise.
2483 (momentary_obstack): Likewise.
2484 (temp_decl_obstack): Likewise.
2485 (saveable_obstack): Likewise.
2486 (rtl_obstack): Likewise.
2487 (current_obstack): Likewise.
2488 (expression_obstack): Likewise.
2489 (struct obstack_stack): Likewise.
2490 (obstack_stack): Likewise.
2491 (obstack_stack_obstack): Likewise.
2492 (maybepermanent_firstobj): Likewise.
2493 (temporary_firstobj): Likewise.
2494 (momentary_firstobj): Likewise.
2495 (temp_decl_firstobj): Likewise.
2496 (momentary_function_firstobj): Likewise.
2497 (all_types_permanent): Likewise.
2498 (struct momentary_level): Likewise.
2499 (momentary_stack): Likewise.
2500 (init_obstacks): Remove initialization of removed obstacks.
2501 (save_tree_status): Remove.
2502 (restore_tree_status): Likewise.
2503 (temporary_allocation): Liekwise.
2504 (end_temporary_allocation): Liekwise.
2505 (resume_temporary_allocation): Likewise.
2506 (saveable_allocation): Likewise.
2507 (push_obstacks): Likewise.
2508 (push_obstacks_nochange): Likewise.
2509 (pop_obstacks): Likewise.
2510 (allocation_temporary_p): Likewise.
2511 (permanent_allocation): Likewise.
2512 (preserve_data): Likewise.
2513 (preserve_initializer): Likewise.
2514 (rtl_in_current_obstack): Likewise.
2515 (rtl_in_saveable_obstack): Likewise.
2516 (oballoc): Likewise.
2518 (savealloc): Likewise.
2519 (expralloc): Likewise.
2520 (print_obstack_name): Likewise.
2521 (debug_obstack): Likewise.
2522 (object_permanent_p): Likewise.
2523 (push_momentary): Likewise.
2524 (perserve_momentary): Likewise.
2525 (clear_momentary): Likewise.
2526 (pop_momentary): Likewise.
2527 (pop_momentary_nofree): Likewise.
2528 (suspend_momentary): Likewise.
2529 (resume_momentary): Likewise.
2530 (make_node): Don't set TREE_PERMANENT.
2531 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
2532 Don't set TREE_PERMANENT.
2533 (get_identifier): Remove ggc_p conditionals.
2534 (build_string): Likewise.
2535 (make_tree_vec): Likewise.
2536 (build_decl_list): Remove.
2537 (build_expr_list): Likewise.
2538 (tree_cons): Remove ggc_p conditionals.
2539 (decl_tree_cons): Remove.
2540 (expr_tree_cons): Likewise.
2541 (perm_tree_cons): Likewise.
2542 (temp_tree_cons): Likewise.
2543 (saveable_tree_cons): Likewise.
2544 (build1): Remove ggc_p conditionals.
2545 (build_parse_node): Likewise.
2546 (build_type_attribute_variant): Don't mess with obstacks.
2547 (build_type_copy): Likewise.
2548 (type_hash_canon): Likewise.
2549 (build_pointer_type): Likewise.
2550 (build_reference_type): Likewise.
2551 (build_index_type): Likewise.
2552 (build_range_type): Likewise.
2553 (dump_tree_statistics): Don't print obstack information.
2555 (struct tree_common): Remove permanent_flag.
2556 (TREE_PERMANENT): Remove.
2557 (TREE_SET_PERMANENT): Likewise.
2558 (TYPE_OBSTACK): Likewise.
2559 (struct tree_type): Remove obstack.
2561 (savealloc): Likewise.
2562 (build_decl_list): Likewise.
2563 (build_expr_list): Likewise.
2564 (perm_tree_cons): Likewise.
2565 (temp_tree_cons): Likewise.
2566 (saveable_tree_cons): Likewise.
2567 (decl_tree_cons): Likewise.
2568 (expr_tree_cons): Likewise.
2569 (suspend_momentary): Likewise.
2570 (allocation_temporary_p): Likewise.
2571 (resume_momentary): Likewise.
2572 (push_obstacks_nochange): Likewise.
2573 (permanent_allocation): Likewise.
2574 (push_momentary): Likewise.
2575 (clear_momentary): Likewise.
2576 (pop_momentary): Likewise.
2577 (end_temporary_allocation): Likewise.
2578 (pop_obstacks): Likewise.
2579 (push_obstacks): Likewise.
2580 (pop_momentary_nofree): LIkewise.
2581 (preserve_momentary): Likewise.
2582 (saveable_allocation): Likewise.
2583 (temporary_allocation): Likewise.
2584 (resume_temporary_allocation): Likewise.
2585 (perserve_initializer): Likewise.
2586 (debug_obstack): Likewise.
2587 (rtl_in_current_obstack): Likewise.
2588 (rtl_in_saveable_obstack): Likewise.
2590 * varasm.c (current_obstack): Remove.
2591 (saveable_obstack): Remove.
2592 (rtl_obstack): Remove.
2593 (immed_double_const): Don't mess with obstacks.
2594 (immed_real_cons): Likewise.
2595 (output_constant_def): Likewise.
2596 (init_varasm_status): Use xcalloc.
2597 (mark_pool_constant): Mark the pool constant itself.
2598 (free_varasm_status): Free memory.
2599 (decode_rtx_const): Call bzero directly, rather than expanding it
2601 (record_rtx_const): Don't mess with obstacks.
2602 (force_const_mem): Likewise.
2603 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
2605 (aof_pic_entry): Likewise.
2606 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
2607 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
2608 * config/pa/pa.c (saveable_obstack): Remove.
2609 (rtl_obstack): Likewise.
2610 (current_obstack): Likewise.
2611 (output_call): Don't mess with obstacks.
2612 (hppa_encode_label): Remove ggc_p conditionals.
2613 * config/romp/romp.c (get_symref): Don't mess with obstacks.
2614 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
2615 (rs6000_encode_section_info): Likewise.
2616 * config/sh/sh.c (get_fpscr_rtx): Likewise.
2618 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
2620 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
2621 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
2622 (addsi3_carry): Canonicalize.
2623 (addqi_5): Remove '*'.
2624 (sbb pattern): Canonicalize.
2626 * i386.md (cmp to inc/add peep2): New.
2628 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
2630 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
2633 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2635 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
2636 * README.TRAD, TESTS.FLUNK: Remove.
2638 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2640 * c-common.c (decl_attributes): Don't allow strftime formats with
2641 first_arg_num nonzero.
2642 (check_format_info): Set wanted_type and wanted_type_name to zero
2643 before they are possibly assigned and used.
2645 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2647 * c-common.c (scanf_flag_specs): Add flags ' and I.
2648 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
2649 or the ^ and # flags together.
2650 (scan_char_table): Handle the ' and I flags.
2651 (format_types): Add ' and I flags for scanf.
2653 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
2655 * c-common.c (print_char_table): Use the unpromoted type for
2656 lengths "h" and "hh" with conversions dioxXu.
2657 (check_format_types): Apply the default argument promotions where
2658 the wanted type is not a pointer target.
2660 2000-10-11 Michael Meeks <mmeeks@gnu.org>
2661 Joseph S. Myers <jsm28@cam.ac.uk>
2663 * c-typeck.c (check_modify_expr): New function.
2664 (build_modify_expr): Call it if warn_sequence_point.
2665 * c-decl.c (warn_sequence_point): New variable.
2666 (c_decode_option): Handle -Wsequence-point and
2667 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
2668 * c-tree.h (warn_sequence_point): Declare.
2669 * invoke.texi (-Wsequence-point): Document.
2670 * toplev.c (documented_lang_options): Add -Wsequence-point and
2671 -Wno-sequence-point.
2672 Original work by Michael Meeks, 16 Jun 1998.
2674 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2676 * tree.c (get_narrower): Don't look at precision of field if
2679 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
2681 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
2682 declaration for data with "progmem" attribute.
2684 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
2686 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
2687 Correct insn length if shift count is a memory operand.
2688 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
2689 (*iorhi3_clobber): Change lo8 to hi8.
2690 (zero_extendhisi2): Change %B0 to %A1.
2691 (ashlhi3, ashrhi3): Correct insn length.
2692 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
2693 from "clobber" to "set_n" in some alternatives.
2695 2000-10-10 Jakub Jelinek <jakub@redhat.com>
2697 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
2698 remove its insn_chain structure as well.
2700 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2702 * dbxout.c (dbxout_source_line): Remove extra tab.
2704 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
2706 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2708 2000-10-09 Richard Henderson <rth@cygnus.com>
2710 * Makefile.in (LANG_LIB2FUNCS): Remove.
2711 (LIB2FUNCS): Remove _pure.
2712 (LIB2ADD): Remove LANG_LIB2FUNCS.
2713 (stage_a): Don't set LANG_LIB2FUNCS.
2714 * libgcc2.c (__terminate): Mark noreturn.
2715 (__pure_virtual): Remove.
2716 * mklibgcc.in: Remove LIB2ADD .txt processing.
2718 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2720 * arm.md (push_multi): Revert unintended change.
2722 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2724 * arm.c: Miscellaneous white space and comment clean-ups. No
2728 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2730 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
2731 STRING_CST by calling combine_strings.
2733 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2735 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
2736 (thumb_output_move_mem_multiple): Support new insn format.
2737 * arm.md (movmem12b): Use SSA compatible format.
2738 (movmem8b): Likewise.
2740 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
2742 * arm.md (predicable): New attribute, default to "no".
2743 (all patterns): Mark as predicable if appropriate.
2744 (conditional execution splits): Split using predication format.
2745 (define_cond_exec): Define.
2746 * arm.c (arm_print_operand): handle insn predicate.
2748 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2750 * README.NS32K: Remove file.
2752 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2754 * README-bugs: Remove file.
2756 2000-10-08 Philipp Thomas <pthomas@suse.de>
2757 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
2759 * configure: Rebuilt.
2761 2000-10-08 Philipp Thomas <pthomas@suse.de>
2762 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
2763 disable catalog building if no suitable program was found.
2764 Move warning message from here
2765 (AM_GNU_GETTEXT): To here.
2766 * configure: Rebuilt.
2768 2000-10-08 Philipp Thomas <pthomas@suse.de>
2769 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
2770 different cache variables.
2771 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
2772 uses different cache variables.
2773 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
2774 * configure: Regenerated.
2776 2000-10-08 Richard Henderson <rth@cygnus.com>
2778 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
2779 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
2780 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
2783 * config/t-linux (SHLIB_EXT): New.
2784 (SHLIB_LINK): Use the entire build command, with substitutions.
2785 (SHLIB_LIBS): Remove.
2786 * config/alpha/t-osf4: Likewise.
2787 * config/mips/t-iris6: Likewise.
2788 * config/sparc/t-sol2: Likewise, but move shlib stuff...
2789 * config/sparc/t-slibgcc-sld: ...here.
2790 * config/sparc/t-slibgcc: New file.
2792 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2794 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
2795 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
2797 (intmax_type_node, uintmax_type_node): Define.
2798 * c-common.c (decl_attributes): If pedantic, warn if `mode'
2799 attributes create a type wider than intmax_t.
2800 (T_IM, T_UIM): Define properly.
2801 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
2803 (init_decl_processing): Initialize intmax_type_node and
2805 * c-lex.c (lex_number): When pedantic and warning for integer
2806 constants that are too large, in C99 mode warn for those that have
2807 a type wider than long long.
2809 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
2811 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
2812 FMT_FLAG_FANCY_PERCENT_OK): Define.
2813 (format_char_info): Add flag "4" to comment.
2814 (format_flag_spec, format_flag_pair): New structures.
2815 (format_kind_info): Add additional fields to control format
2817 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
2818 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
2820 (time_char_table): Use "4" flag to handle %Ey.
2821 (format_types): Add entries for new fields.
2822 (get_flag_spec): New function.
2823 (check_format_info): Increase size of flag_chars[] to 256.
2824 Control format checking using the new fields of a format_kind_info
2825 and the new tables; remove all conditionals on printf_format_type,
2826 scanf_format_type or strftime_format_type. Handle all details of
2827 bad combinations of flags (including width, precision and strftime
2828 modifiers) through data rather than ad hoc code. Handle all
2829 details of standard versions in which flags appeared through
2830 data. Use the "4" flag.
2832 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
2834 * config/h8300/h8300.md: Remove the memory alternative and correct
2835 the insn lengths in the templates for sign extention and zero
2838 2000-10-07 Richard Henderson <rth@cygnus.com>
2840 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
2841 * flow.c (make_edges): Revert last change.
2843 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
2845 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2847 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
2849 * config/alpha/elf.h: Standardize the formatting.
2851 2000-10-06 David O'Brien <obrien@FreeBSD.org>
2853 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
2856 2000-10-06 Richard Henderson <rth@cygnus.com>
2858 * function.c (diddle_return_value): Examine
2859 current_function_return_rtx instead of the DECL_RESULT.
2860 (expand_function_end): Handle reloading DECL_RESULT from memory
2861 into a hard register. Query promote_mode for sign of mismatched
2864 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2866 * haifa-sched.c (schedule_insns): Fix typo in freeing
2867 forward_dependency_cache.
2869 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2871 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
2872 `TARGET_SH2' as a condition.
2874 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
2876 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
2877 forward_dependency_cache): New variables.
2878 (add_dependence, remove_dependence): Use anti_dependency_cache and
2879 output_dependency_cache.
2880 (compute_block_forward_dependences): Use forward_dependency_cache.
2881 (schedule_insns): Allocate and free memory for anti/output/forward
2882 dependencies caches.
2884 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
2886 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
2887 `! TARGET_SH1'. Reindent.
2889 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2891 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
2892 Move functions from here ...
2894 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
2896 (c_expand_builtin): New function.
2897 (init_function_format_info): Don't set `check_function_format_ptr'.
2898 (c_common_nodes_and_builtins): Set built_in_class type for
2899 printf/__builtin_printf to BUILT_IN_FRONTEND.
2900 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
2902 * c-common.h (build_function_call): Declare.
2904 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
2905 to `lang_expand_expr' rather than `expand_builtin'.
2907 * tree.c (check_function_format_ptr): Delete.
2909 * tree.h (check_function_format_ptr): Likewise.
2911 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
2913 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
2914 DW_OP_bregx when cfa->reg > 31.
2916 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
2919 2000-10-05 Richard Henderson <rth@cygnus.com>
2921 * c-decl.c (warn_missing_noreturn): Remove.
2922 (c_expand_body): Don't set or check can_reach_end.
2923 * c-tree.h (warn_missing_noreturn): Move ...
2924 * flags.h: ... here.
2925 (can_reach_end): Remove.
2926 * flow.c (check_function_return_warnings): New.
2927 (make_edges): No edge to exit for noreturn sibcalls.
2928 * function.c (expand_function_end): Save the return value
2929 clobber instruction.
2930 (mark_function_status): Mark it.
2931 * function.h (struct function): Add x_clobber_return_insn.
2932 * jump.c (can_reach_end): Remove.
2933 (calculate_can_reach_end): Remove.
2934 (jump_optimize_1): Don't call it.
2935 * output.h (check_function_return_warnings): Declare.
2936 * toplev.c (warn_missing_noreturn): Move from c-decl.c
2937 (rest_of_compilation): Call check_function_return_warnings.
2939 2000-10-05 Richard Henderson <rth@cygnus.com>
2941 * Makefile.in (NM_FOR_TARGET): New.
2942 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
2943 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
2944 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
2945 shared library build on that and EXTRA_MULTILIB_PARTS.
2946 * mkmap-flat.awk: New file.
2947 * mkmap-symver.awk: New file.
2948 * libgcc-std.ver: New file.
2949 * config/libgcc-glibc.ver: New file.
2950 * config/ia64/libgcc-ia64.ver: New file.
2951 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2952 (SHLIB_LINK): Add --version-script.
2953 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
2954 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2955 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
2956 (SHLIB_LINK): Add -M.
2958 2000-10-05 Richard Henderson <rth@cygnus.com>
2960 * Makefile.in (LIB2FUNCS): Add _clz.
2961 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
2962 (__clz_tab): Put in its own unit, non-static.
2963 * libgcc2.h: Always include longlong.h.
2965 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
2966 a zero instead of -1.
2967 (count_trailing_zeros): Likewise.
2969 2000-10-05 Richard Henderson <rth@cygnus.com>
2971 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
2972 when second op1 is const0_rtx. Validate op0 as a register.
2973 * config/alpha/alpha.md (setcc_internal): Don't allow constants
2974 in the first argument of the compare.
2975 (setcc_swapped_internal): Likewise.
2976 (setne_internal): Likewise.
2978 2000-10-05 Geoff Keating <geoffk@cygnus.com>
2980 * tree.c (tree_size): New function split out of copy_node.
2981 (make_node): Remove obstack handling. Use tree_size.
2982 (copy_node): Use tree_size.
2983 * tree.h: Prototype tree_size.
2985 2000-10-05 Richard Henderson <rth@cygnus.com>
2987 * diagnostic.c (output_format): Add missing break.
2989 2000-10-05 Jim Wilson <wilson@cygnus.com>
2991 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
2992 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
2993 sequence insn to INSN, and delete last sequence insn.
2995 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
2997 * gcc.c (main): Include generated configargs.h header
2998 and use arguments in '-v' output.
3000 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3002 * gcc.c: Move data on prefixes forward in file and reorganize.
3003 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
3004 Always define, but make null if no value.
3005 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
3006 and "md_startfile_prefix_1".
3007 (main): Check whether md_exec_prefix and the others are the
3008 null string rather than whether the macro is defined.
3010 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3012 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
3013 from PSImode to SImode.
3015 2000-10-05 Jakub Jelinek <jakub@redhat.com>
3017 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
3018 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
3019 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
3022 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3024 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
3025 negation in proper type.a
3027 2000-10-04 Richard Henderson <rth@cygnus.com>
3029 * configure.in (enable-shared): New.
3030 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
3031 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
3032 * mklibgcc.in: Use them to link shared a libgcc.
3033 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
3034 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
3035 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
3036 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
3038 * configure.in (alpha-osf*): Use t-osf and x-osf.
3039 * config/alpha/t-osf: New file.
3040 * config/alpha/t-osf4: New file.
3041 * config/alpha/x-osf: New file.
3042 * config/alpha/x-alpha: Remove file.
3044 2000-10-04 Will Cohen <wcohen@redhat.com>
3046 * c-typeck.c (process_init_element): Added warning for zero-length
3049 * extend.texi (Zero Length): State that static initializers for
3050 zero-length arrays are not allowed.
3052 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
3054 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
3057 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3059 * config/float-c4x.h: New.
3060 * configure.in (c4x-*): Set float_format to c4x.
3061 * configure: Regenerate.
3063 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3065 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
3066 compilation for solaris versions 2.7 and greater.
3068 2000-10-02 Marc Espie <espie@openbsd.org>
3070 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
3071 instead of redefining from scratch.
3073 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
3075 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
3077 2000-10-01 Mark Mitchell <mark@codesourcery.com>
3079 * config/ns32k/genix.h: Remove.
3080 * config/ns32k/x-genix: Likewise.
3081 * config/ns32k/xm-genix.h: Likewise.
3082 * config/fx80: Remove all filee in directory.
3083 * config/pyr: Likewise.
3084 * config/tahoe: Likewise.
3085 * config/gmicro: Likewise.
3086 * config/spur: Likewise.
3087 * configure.in: Remove configury bits for above targets.
3088 * configure: Regenerated.
3090 * configure.in: Don't configure chill by default.
3091 * configure: Regenerated.
3093 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
3094 (lang_mark_false_label_stack): Remove.
3095 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
3096 <top level> string in GC area.
3097 (mark_splay_tree_node): New function.
3098 (mark_splay_tree): Likewise.
3099 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
3101 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
3102 * ggc-common.c (lang_mark_false_label_stack): Change type.
3103 * ggc.h (ggc_alloc_string): Add comment.
3104 (ggc_strdup): New function.
3106 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
3108 * config/avr/avr.h (BRANCH_COST): Define as 0.
3110 * config/pdp11/pdp11.c: #include "tree.h" added.
3112 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
3114 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
3115 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
3116 with known shift count.
3117 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
3118 New alternative for shift count 2 with no scratch register.
3119 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
3120 "set_n" for shift counts 1 and 2.
3122 2000-09-30 Geoff Keating <geoffk@cygnus.com>
3124 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
3125 the mask value from the individual SET operations.
3126 (return_internal_si): Move the USE after the RETURN.
3127 (return_internal_di): Likewise.
3128 (return_and_restore_fpregs_si): Likewise.
3129 (return_and_restore_fpregs_di): Likewise.
3130 (return_eh_si): Likewise.
3131 (return_eh_di): Likewise.
3132 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
3134 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
3135 Don't generate a PARALLEL around a single operation movsi_to_cr.
3136 Generate the RETURN first in any PARALLELs.
3138 * rtlanal.c (single_set_1): Use fatal_insn to display the
3139 invalid insn. Check for more cases when a USE or CLOBBER occurs
3141 * Makefile.in: Update dependencies for rtlanal.o.
3143 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
3145 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
3147 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
3149 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
3150 Consistently use @email for formatting email addresses.
3152 2000-09-29 Richard Henderson <rth@cygnus.com>
3154 * cse.c (notreg_cost): New argument outer.
3155 (COST): Pass in SET to notreg_cost
3157 (fold_rtx): Use COST_IN. Prefer constants when costs
3160 2000-09-29 David Edelsohn <edelsohn@gnu.org>
3162 * fixinc/inclhack.def (broken_cabs): Generalize regex.
3163 * fixinc/fixincl.x: Regenerate.
3165 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3167 * loop.c (check_final_value): A GIV is not replaceable if used
3170 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
3172 * version.c: Bump to gcc-2.97.
3174 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
3176 * final.c (final_scan_insn): Remove extra extract_insn call;
3177 Use caching for constrain_operands.
3178 (cleanup_subreg_operands): Use caching for extract_insn.
3179 * recog.c (constrain_operands_cached): New.
3180 * recog.h (constrain_operands_cached): Declare.
3181 * i386.c (ix86_attr_length_immediate_default,
3182 ix86_attr_length_address_default, ix86_agi_dependant): Cache
3185 * recog.c (asm_noperands): Tweak.
3186 (extract_insn): Do not call asm_noperads for non-asm instructions.
3188 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
3190 * recog.c (recog_memoized): Rename to recog_memoized_1.
3191 * recog.h (recog_memoized): Rename to recog_memoized_1.
3192 (recog_memoized): New macro.
3193 * rtl.h (single_set): Rename to single_set_1
3194 (single_set): New macro.
3195 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
3198 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
3199 Do not use match_dup of input operands at outputs.
3200 Use register_operand for memory expression.
3201 (rep_movsi): Put use last, canonicalize.
3202 Use register_operand for memory expression.
3203 (rep_movqi): Put use last.
3204 Use register_operand for memory expression.
3205 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
3206 of input operands at outputs. Use register_operand for memory
3208 (rep_stossi): Put use last; canonicalize; fix match_dup in
3209 the address expression
3210 (rep_stosqi): Likewise.
3211 (memcmp expander): Update calls.
3212 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
3215 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
3217 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
3219 2000-09-28 David O'Brien <obrien@FreeBSD.org>
3221 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
3222 Contains the old contents of config/i386/freebsd.h
3223 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
3224 Contains the old contents of config/i386/freebsd-elf.h
3225 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
3226 config/i386/freebsd.h.
3227 * configure.in: Adjust for above changes.
3228 * po/POTFILES.in: Likewise.
3229 * po/en_GB.po: Likewise.
3230 * po/gcc.pot: Likewise.
3231 * configure: Rebuilt.
3233 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3235 * doloop.c (doloop_modify): Prevent delete_insn() from
3236 deleting too much. Prefer loop->top over loop->start as
3237 target for the new JUMP insn.
3238 (doloop_valid_p): Ignore loop with exit_count != 0.
3240 2000-09-28 Philipp Thomas <pthomas@suse.de>
3242 * invoke.texi (i386 Options): Add athlon to table of possible
3245 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
3247 * diagnostic.h (output_clear_message_text): New function.
3248 (output_message_text): New macro.
3250 * diagnostic.c (clear_text_info): Rename to
3251 output_clear_message_text.
3252 (output_clear): Adjust.
3253 (output_finish): Rename to output_finalize_message. Tweek.
3254 (output_to_stream): Adjust.
3256 2000-09-28 Neil Booth <neilb@earthling.net>
3258 * cpperror.c (_cpp_begin_message): Do the test for suppression
3259 of warnings and pedantic warnings before the "is a warning an
3261 * cppinit.c (cpp_handle_option): Remove surplus \n.
3262 * cpplex.c (ON_REST_ARG): Delete.
3263 (skip_block_comment): Initialise prevc.
3264 (parse_args): Improve error messages.
3265 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
3267 * cpplib.c (cpp_push_buffer): Fix grammar in message.
3268 * cppmain.c (main): Set callbacks for #ident and #pragma
3269 only if no_output option is false.
3270 (do_pragma_implementation): Only call the #pragma handler
3271 if it is set in the cpp_reader structure.
3273 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
3275 * integrate.c (copy_insn_list): if an ignored return value
3276 is being clobbered, skip cloning that into the inline copy.
3278 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
3280 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
3281 use @uref for formatting URLs.
3283 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
3285 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
3288 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
3290 * gcc.c (cpp_options): Add spec for -ftabstop=.
3291 (invoke_as): New spec that handles invoking as.
3292 Update specs to handle -save-temps and -traditional.
3293 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
3295 * cp/lang-specs.h, objc/lang-specs.h: Update to use
3296 invoke_as, and handle -save-temps and -traditional (if
3299 2000-09-26 Jakub Jelinek <jakub@redhat.com>
3301 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
3303 (function_arg_slotno): Accept TImode/CTImode.
3304 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
3307 2000-09-26 Michael Hayes <mhayes@cygnus.com>
3309 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
3312 2000-09-25 Jim Wilson <wilson@cygnus.com>
3314 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
3315 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
3316 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
3317 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
3319 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
3321 * cpplex.c (parse_args): Don't set VOID_REST flag.
3322 (CONTEXT_VARARGS): New flag.
3323 (maybe_paste_with_next): Set context earlier in loop. Use
3324 it. Do varargs test with CONTEXT_VARARGS flag.
3325 (push_arg_context): Set CONTEXT_VARARGS flag if we're
3326 pushing an argument context for a varargs argument.
3327 * cpplib.h (VOID_REST): Delete.
3328 * gcc.dg/cpp/vararg1.c: Add test case.
3330 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
3332 * flags.h: Declare warning flag warn_system_headers.
3333 * toplev.c: Define it.
3334 (W_options): Add option -Wsystem-headers.
3335 * diagnostic.c (count_error): Test warn_system_headers.
3336 * invoke.texi: Add description for -Wsystem-headers.
3337 * cpplib.h (cpp_options): New member warn_system_headers.
3338 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
3339 CPP_IN_SYSTEM_HEADER.
3340 * cpplib.c (do_import, do_pragma_once): Likewise.
3341 * cpperror.c (_cpp_begin_message): Test warn_system_headers
3342 and CPP_IN_SYSTEM_HEADER.
3343 * cppinit.c (handle_option): Recognize -Wsystem_headers.
3344 (print_help): Describe -Wsystem_headers.
3345 * cpplex.c (lex_line): Reorganize condition so that warnings
3346 about C++ comments in system headers can be enabled. Remove
3347 label do_line_comment.
3349 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
3351 * cpplex.c (save_comment): Only store the initial '/'
3353 (lex_token): Combine handling of the two comment types.
3354 Pass everything but the initial '/' to save_comment.
3356 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
3358 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
3359 _cpp_can_paste): New library-internal prototypes.
3360 * cpplex.c (dump_param_spelling, output_line_command,
3361 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
3362 cpp_printf, cpp_output_list): Move to cppoutput.c.
3363 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
3364 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
3366 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
3367 dump_param_spelling, output_line_command, cpp_scan_buffer,
3368 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
3370 * Makefile.in: Add cppoutput.c.
3371 * po/POTFILES.in: Add cppoutput.c.
3373 2000-09-25 Richard Henderson <rth@cygnus.com>
3375 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
3376 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
3377 split until after reload.
3378 (rotlsi3, rotldi3): New.
3380 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
3382 * diagnostic.c (output_last_position): Define.
3383 (set_real_maximum_length): Tweek.
3384 * diagnostic.h (output_last_position): Declare.
3386 2000-09-25 Kazu Hirata <kazu@hxi.com>
3388 * config/i386/i386.c: Fix formatting.
3390 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
3392 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
3393 UNITS_PER_WORD is small.
3395 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
3397 * c-common.c (format_char_info): Add flags2; update comments.
3398 (print_char_table, scan_char_table, time_char_table): Split some
3399 flags out into flags2.
3400 (check_format_info): Use flags2 for those flags, for identifying
3401 the initial character of a scanf scanset, and for identifying
3402 printf formats where the '0' flag is ignored with precision.
3404 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
3406 Changes below marked "here" add TABs on either or both sides,
3407 covering start of line, up to any operand for all noted .*ASM.*_OP
3408 definitions. All callers changed.
3409 * tm.texi: Make documented *_ASM.*_OP:s include spacing
3410 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
3411 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3412 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
3413 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
3414 Fix typos in description for LONG_LONG_TYPE_SIZE and
3415 FINI_SECTION_ASM_OP.
3416 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
3417 why these defaults don't have leading spacing.
3418 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
3419 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3420 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
3421 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
3422 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
3423 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
3424 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
3425 * varasm.c (ASM_STABS_OP): Here.
3426 * xcoffout.h (ASM_STABS_OP): Here.
3427 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
3428 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
3429 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
3430 STRING_ASM_OP): Here.
3431 * config/freebsd.h (IDENT_ASM_OP): Here.
3432 * config/linux-aout.h (SET_ASM_OP): Here.
3433 * config/linux.h (SET_ASM_OP): Here.
3434 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3436 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
3437 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
3438 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
3439 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3441 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
3442 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
3443 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
3444 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3445 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
3446 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3447 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
3448 * config/a29k/udi.h (INT_ASM_OP): Here.
3449 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
3450 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
3452 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
3453 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3454 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3455 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
3456 ASM_STABD_OP): Here.
3457 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
3458 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
3459 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3460 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
3461 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
3462 SIZE_ASM_OP, STRING_ASM_OP): Here.
3463 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
3464 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
3465 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
3466 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
3467 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
3468 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
3470 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3471 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
3472 * config/arm/coff.h (INT_ASM_OP): Here.
3473 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
3474 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
3475 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
3476 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
3477 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
3478 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3479 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
3480 STRING_ASM_OP): Here. Update documentation copy in comments.
3481 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
3482 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
3483 DATA_SECTION_ASM_OP): Here.
3484 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
3486 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
3487 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
3488 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3489 BSS_SECTION_ASM_OP): Here.
3490 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3491 BSS_SECTION_ASM_OP): Here.
3492 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3494 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
3495 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
3496 * config/h8300/h8300.h (ASM_WORD_OP): Here.
3497 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3498 BSS_SECTION_ASM_OP): Here.
3499 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
3500 * config/i386/bsd.h (ASM_BYTE_OP): Here.
3501 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
3502 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
3503 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
3505 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
3506 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
3508 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
3509 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3510 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
3511 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
3513 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
3514 * config/i386/netbsd.h (INT_ASM_OP): Here.
3515 * config/i386/openbsd.h (INT_ASM_OP): Here.
3516 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
3517 IDENT_ASM_OP): Here.
3518 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
3519 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
3520 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
3521 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
3522 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
3523 SHARED_BSS_SECTION_ASM_OP): Here.
3524 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
3525 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3526 DATA_SECTION_ASM_OP): Here.
3527 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3528 CONST_SECTION_ASM_OP): Here.
3529 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
3530 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3531 BSS_SECTION_ASM_OP): Here.
3532 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
3533 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
3534 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
3535 BSS_ASM_OP): Here, but use trailing spaces.
3536 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3537 DATA_SECTION_ASM_OP): Here.
3538 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
3540 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
3541 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
3542 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3543 TDESC_SECTION_ASM_OP): Here.
3544 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
3545 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3546 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3548 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3549 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
3550 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3551 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3552 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
3553 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
3554 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3555 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
3556 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
3557 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
3558 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
3559 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
3561 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
3562 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3563 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
3564 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
3565 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
3566 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
3567 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
3568 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3569 GLOBAL_ASM_OP): Here.
3570 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
3571 BSS_SECTION_ASM_OP): Here.
3572 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
3573 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3574 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
3575 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
3577 * config/m68k/newsgas.h (SET_ASM_OP): Here.
3578 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
3579 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3580 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
3581 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
3582 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
3583 but use trailing spaces.
3584 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
3585 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
3586 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
3588 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
3589 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3590 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3591 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
3592 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3593 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
3594 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
3595 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
3596 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
3597 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
3598 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
3599 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
3601 * config/m88k/openbsd.h (SET_ASM_OP): Here.
3602 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3603 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
3604 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
3605 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
3606 DTORS_SECTION_ASM_OP): Here.
3607 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
3608 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3609 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
3610 BSS_SECTION_ASM_OP): Here.
3611 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
3612 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
3613 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
3614 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
3615 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
3616 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
3617 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
3618 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
3620 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
3622 * config/mips/osfrose.h (SET_ASM_OP): Here.
3623 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
3624 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
3625 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
3626 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3628 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
3629 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
3630 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
3631 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
3632 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
3633 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3635 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3637 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
3638 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
3639 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
3641 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
3642 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
3643 * config/sparc/linux.h (COMMON_ASM_OP): Here.
3644 * config/sparc/linux64.h (COMMON_ASM_OP,
3645 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
3646 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
3647 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
3648 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
3649 * config/sparc/pbd.h (ASM_INT_OP): Here.
3650 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
3651 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
3652 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
3653 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
3654 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
3655 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
3656 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
3657 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
3658 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
3659 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3660 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
3661 EH_FRAME_SECTION_ASM_OP): Here.
3662 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
3663 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3665 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3667 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
3668 TCOMMON_ASM_OP): Here.
3669 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
3671 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
3674 2000-09-25 Richard Henderson <rth@cygnus.com>
3676 * expmed.c (store_bit_field): Adjust last change to not consider
3677 any word-sized field naturally aligned.
3679 2000-09-24 Richard Henderson <rth@cygnus.com>
3681 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
3682 TFmode unordered compares properly. Revalidate integer compare
3684 (alpha_emit_setcc): New.
3685 (alpha_emit_conditional_move): Revalidate integer compare operands.
3686 * config/alpha/alpha-protos.h: Update.
3687 * config/alpha/alpha.md (cmpdi): Allow general operands.
3688 (sne): Use alpha_emit_setcc.
3689 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
3690 (sunordered, sordered): New.
3692 2000-09-24 Richard Henderson <rth@cygnus.com>
3694 * config/ia64/ia64-protos.h: Update.
3695 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
3696 (ia64_expand_call): New.
3697 (ia64_expand_prologue): Emit an alloc if we need extra input
3699 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
3700 instruction if true.
3701 (struct reg_flags): Add is_sibcall.
3702 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
3703 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
3704 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
3705 * config/ia64/ia64.h (PREDICATE_CODES): Update.
3706 * config/ia64/ia64.md (call): Use ia64_expand_call.
3707 (call_value): Likewise.
3708 (sibcall, sibcall_value): New.
3709 (call patterns): Remove extra expanders; tidy.
3710 (sibcall_epilogue): New.
3711 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
3713 2000-09-24 Richard Henderson <rth@cygnus.com>
3715 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
3717 * sibcall.c (skip_pic_restore): New.
3718 (identify_call_return_value): Use it.
3720 2000-09-24 Mark Mitchell <mark@codesourcery.com>
3722 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
3723 functions. Generalize to handle both C and C++.
3724 * Makefile.in (c-tree.info): New target.
3725 (info): Add c-tree.info.
3727 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3729 * expr.c (store_field): If BITSIZE is negative, use size of type.
3730 (expand_expr, case COMPONENT_EXPR): Likewise.
3732 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
3734 * cpplex.c: Update TODO comment.
3735 * cpplib.c (do_error, do_warning): Merge common code of
3736 do_error and do_warning into do_diagnostic. Use it.
3737 (do_diagnostic): New function.
3738 * cpplib.h: Fix comment typo.
3740 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3742 * c-common.c (check_format_info): Warn for a wide character string
3743 used as a non-wide format argument.
3745 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
3747 * builtins.def (BUILT_IN_LLABS): Add.
3748 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
3749 * c-common.c (c_common_nodes_builtins): Create builtin functions
3750 __builtin_llabs, and plain llabs unless no_nonansi_builtins
3751 outside of C99 mode.
3752 (expand_tree_builtin): Handle BUILT_IN_LLABS.
3754 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
3756 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
3757 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
3758 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
3759 _cpp_free_toklist): No need to worry about extra dummy token
3760 at the start of token lists any more.
3761 (trigraph_ok): Only warn outside comments.
3762 (skip_block_comment): Set and clear lexing_comment.
3763 (skip_line_comment): Take a cpp_reader not cpp_buffer.
3764 Set and clear lexing_comment.
3765 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
3766 (check_long_token): Delete.
3767 (lex_percent, lex_dot): New subroutines of lex_token to
3768 handle lexing of '.' and '%' without lookback.
3769 (lex_token): Use lex_dot and lex_percent.
3770 (lex_line): Don't check for LIST_OFFSET.
3771 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
3772 * cpplib.c (_cpp_parse_assertion): Similarly.
3773 (cpp_push_buffer): Initialize extra_char.
3774 * cpplib.h (LIST_OFFSET): Delete.
3775 (struct cpp_buffer): New member extra_char.
3776 (struct lexer_state): New members lexing_comment and seen_dot.
3778 2000-09-23 Jason Merrill <jason@redhat.com>
3780 * config/rs6000/x-aix41 (CLIB): Define here.
3781 * config/rs6000/t-aix43: Not here.
3782 * config/rs6000/t-aix41: Or here. Remove.
3783 * configure.in: Don't use it.
3785 2000-09-22 Jason Merrill <jason@redhat.com>
3787 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
3788 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
3789 * config.in: Regenerate.
3791 * configure.in: Fix checks for assembler features when using a
3792 one-tree assembler that has not yet been built.
3793 Fix --disable-threads.
3795 2000-09-19 Geoff Keating <geoffk@cygnus.com>
3797 * stmt.c (expand_asm_operands): Allow # in constraints.
3799 2000-09-22 Jason Merrill <jason@redhat.com>
3801 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
3803 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
3804 function-local names.
3806 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
3807 Mark Mitchell <mark@codesourcery.com>
3809 * toplev.c (warn_disabled_optimization): Declare new warning flag.
3810 * flags.h (warn_disabled_optimization): Add it here.
3811 * gcse.c (gcse_main): Add warning when disabled.
3812 * invoke.texi: Document -Wdisabled-optimization.
3814 2000-09-21 Jason Merrill <jason@redhat.com>
3816 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
3818 * dwarf2out.c (tree_add_const_value_attribute): New fn.
3819 (gen_variable_die): Call it for non-definitions.
3821 * dwarf2out.c (die_struct): Add die_mark field.
3822 (mark_dies, unmark_dies): New fns.
3823 (clear_die_sizes): Remove.
3824 (print_die): Check die_symbol rather than die_offset.
3825 (build_abbrev_table, output_pubnames, output_aranges): Check
3826 die_mark rather than die_offset.
3827 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
3830 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
3832 * cppfiles.c (lookup_include_file): Rename to open_file.
3833 Always create a splay tree value, even on syscall failures.
3834 Negative entries indicated by fd == -2.
3835 Re-open files closed in the meantime.
3836 (_cpp_fake_include): Create a negative splay tree entry.
3837 (find_include_file, cpp_read_file): Update for function name
3839 * gcc.gd/cpp/mi4.c: Testcase.
3841 2000-09-21 Nick Clifton <nickc@redhat.com>
3843 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
3844 ARM and THUMB modes.
3846 * config/mcore/mcore.c: Fix compile time warnings.
3847 * config/mcore/mcore-protos.h: Fix compile time warnings.
3849 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3851 * configure.in: Correct test of gcc_cv_glibc.
3852 * configure: Rebuilt.
3853 * config.in: Rebuilt.
3855 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3857 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
3858 (expand_builtin): Handle BUILT_IN_FWRITE.
3860 * builtins.def (BUILT_IN_FWRITE): New entry.
3862 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
3864 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3866 * gcc.c (modify_target): New variable and struct.
3867 (process_command): Handle MODIFY_TARGET_NAME.
3868 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
3869 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
3871 * c-decl.c (finish_decl): Add else's to avoid referencing
3872 TYPE_DOMAIN of an ERROR_MARK.
3874 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
3876 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
3879 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
3881 * config/avr/avr.md (neghi2): Add alternative for input and output
3882 operands in different registers, as in negsi2.
3883 (*negsi2): Remove '*' from the name. Use "movw" if available.
3885 2000-09-19 Jim Wilson <wilson@cygnus.com>
3887 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
3888 HAVE_GAS_HIDDEN macro.
3890 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
3892 * cpplex.c (lex_line): Drop the EOF token for unknown
3893 directives in assembler.
3895 2000-09-19 David Edelsohn <edelsohn@gnu.org>
3897 * configure.in: Allow enable_threads_flag value of "aix". Define
3898 thread_file as "aix" for AIX 4.3 and above.
3899 * configure: Regenerated.
3901 * gthr-aix.h: New file.
3903 * rs6000/t-aix43: Replace soft-float multilib with pthread.
3904 Remove 403 processor multilib match. Fix rios2 processor multilib
3907 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
3908 to return to appropriate csect.
3910 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3912 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
3914 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
3915 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
3918 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
3921 * c-common.c (init_function_format_info): Handle __builtin_printf.
3922 Set `check_function_format_ptr'.
3923 (c_common_nodes_and_builtins): Set `puts_ftype' and
3924 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
3925 __builtin_printf and printf.
3927 * tree.c, tree.h (check_function_format_ptr): Declare.
3929 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
3931 * cppfiles.c (read_include_file): Take no special action for
3934 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
3936 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
3937 rather than that of branch.
3938 (shorten_branches): Don't increment insn_current_address twice.
3940 Undo most of the Wed Jan 27 23:39:53 1999 patch:
3941 * loop.h (struct induction): Delete members derived, ix and last_use.
3942 (struct loop_ivs): Delete members first_increment_giv and
3944 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
3945 recombine_givs): Delete functions.
3946 (find_and_verify_loops): Don't initialize cont_dominator.
3947 (strength_reduce): Lose code to try to find bivs that can be
3948 expressed as givs of another biv, and to convert biv increments
3950 Lose loop_scan_start variable, always use loop->scan_start.
3951 Don't call recombine_givs. Don't handle derived givs.
3952 (record_giv): Don't initialize derived and last_use fields.
3953 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
3955 * unroll.c (derived_regs): Delete static variable.
3956 (unroll_loop): Don't initialize it.
3957 (copy_loop_body): Lose code to handle derived givs.
3958 (find_splittable_givs): Don't check for givs made from biv
3960 Don't set derived_regs.
3962 Fix misapplied earlier patch:
3963 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
3965 (floatsisf2): Generate floatsisf_ie by default.
3966 (floatsisf_i4): Conditional on TARGET_SH4.
3968 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
3969 predicate for the expanders.
3971 2000-09-19 Richard Henderson <rth@cygnus.com>
3973 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
3974 in addition to pentium and pentiumpro symbols.
3975 (CPP_CPU_DEFAULT_SPEC): Likewise.
3977 * c-typeck.c (c_expand_asm_operands): Restore the output tree
3980 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
3981 if the tree has side effects.
3982 (warn_if_unused_value): Do not warn about void constructs.
3984 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
3986 * unroll.c (copy_loop_body): Update LABEL_NUSES before
3987 calling invert_jump.
3989 2000-09-18 Geoff Keating <geoffk@cygnus.com>
3991 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
3994 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3996 * Makefile.in (c-common.o): Depend on diagnostic.h.
3998 * c-common.c: Include diagnostic.h.
4000 (status_warning): New function.
4001 (check_format_info, maybe_read_dollar_number, check_format_types,
4002 finish_dollar_format_checking, check_function_format): Accept a
4003 `status' parameter. All callers changed.
4005 * c-common.h (check_function_format): Accept a `status' parameter.
4007 * c-typeck.c: Update call to `check_function_format'.
4009 2000-09-18 Richard Henderson <rth@cygnus.com>
4011 * c-decl.c (c_expand_body): Call mark_varargs before
4012 expand_function_start.
4014 2000-09-18 Geoff Keating <geoffk@cygnus.com>
4016 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
4017 * config/rs6000/eabi-ci.asm: Likewise.
4019 2000-09-18 Richard Henderson <rth@cygnus.com>
4021 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
4024 2000-09-18 Jim Wilson <wilson@cygnus.com>
4026 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
4027 before passing it to fold_rtx_mult_add.
4029 * unroll.c (final_giv_value): Pass increment through
4030 extend_value_for_giv before passing it to emit_iv_add_mult.
4032 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
4033 paradoxical subreg, then directly substitute the replacement and
4036 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
4038 * cpp.texi: Update documentation, including some clarifications,
4039 the treatment of various newline combinations, and space between
4040 backslash and newline.
4042 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4044 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
4045 Replace ASM_OUTPUT_LABELREF with assemble_name.
4047 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4049 * sh.c (addsubcosts): CONST is not cheap.
4050 (find_barrier): For Sh1, take alignment after jumps into account.
4052 2000-09-15 Andrew Haley <aph@redhat.com>
4054 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
4055 remove all SETs of SUBREGs of hard registers.
4056 * function.c (purge_hard_subreg_sets): New function.
4057 (purge_single_hard_subreg_set): New function.
4058 * rtl.h: (purge_hard_subreg_sets): New function.
4060 2000-09-18 Richard Henderson <rth@cygnus.com>
4062 * config/ia64/ia64-protos.h: Update.
4063 * config/ia64/ia64.c (signed_inequality_operator): New.
4064 (ia64_expand_compare): New.
4065 (ia64_register_move_cost): Handle PR_REGS moves.
4066 (ia64_secondary_reload_class): Require a GR when moving to a PR.
4067 (struct reg_write_state): Add written_by_and/or.
4068 (struct reg_flags): Add is_and/or.
4069 (rws_update): Set them.
4070 (rws_access_regno): Test them to allow parallel comparisons.
4071 (rtx_needs_barrier): Recognize parallel comparisons.
4072 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
4073 Call recog_memoized; ignore pred_rel_mutex.
4074 (emit_predicate_relation_info): Don't call find_basic_blocks here.
4075 (ia64_reorg): Do it here instead.
4076 * config/ia64/ia64.h: s/CCmode/BImode/g
4077 (MODES_TIEABLE_P): Don't tie BImode.
4078 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
4079 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
4080 (RTX_COSTS): Make multiply 4 insns.
4081 (MEMORY_MOVE_COST): New.
4082 (PREDICATE_CODES): Update.
4083 * config/ia64/ia64.md: s/CCmode/BImode/g
4084 (movcci, movbi): New.
4085 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
4086 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
4087 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
4088 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
4089 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
4090 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
4091 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
4092 (mulsi, muldi): Use xmpy not xma.
4094 (movcc, movcc_internal): Remove.
4095 (branch expanders): Use ia64_expand_compare.
4096 (setcc expanders): Likewise.
4097 (cmov insns): Use move_operand and ia64_move_ok.
4098 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
4099 scheduler from moving it past a use.
4100 * config/ia64/build.hacks: Remove.
4102 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
4104 * cpphash.h (HASHSTEP): Take character rather than pointer
4106 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
4108 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
4110 * cpplex.c (auto_expand_name_space, trigraph_replace,
4111 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
4112 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
4113 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
4114 KNOWN_DIRECTIVE): Delete.
4116 (handle_newline, check_long_token, skip_escaped_newlines,
4117 unterminated): New functions.
4118 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
4120 (parse_identifier): Was parse_name, new implementation.
4121 (skip_line_comment, skip_block_comment, skip_whitespace,
4122 parse_number, parse_string, trigraph_ok, save_comment,
4123 adjust_column, _cpp_get_line): New implementations.
4125 (lex_token): New function. Lexes a token at a time, looking
4126 forwards. Contains most of the guts of the old lex_line.
4127 (lex_line): New implementation, using lex_token to obtain
4129 (cpp_scan_buffer): Use the token's line, not the list's line.
4131 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
4132 New implementations.
4133 (do_assert): Don't bother setting the answer's list's line.
4134 (cpp_push_buffer): Initialise new pfile and read_ahead members
4135 of struct cpp_buffer.
4137 * cpplib.h (cppchar_t): New typedef.
4138 (struct cpp_buffer): read_ahead, pfile and col_adjust are
4140 (struct lexer_state): New structure that determines the state
4141 and behaviour of the lexer.
4142 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
4143 (struct cpp_reader): New member "state". Rename
4144 multiline_string_line and multiline_string_column. Delete
4145 col_adjust, in_lex_line members.
4146 (CPP_BUF_COLUMN): Update.
4148 2000-09-18 Richard Henderson <rth@cygnus.com>
4150 * combine.c (simplify_comparison): Shift a NOT out of a single
4153 * combine.c (if_then_else_cond): Canonicalize BImode true to
4155 * explow.c (trunc_int_for_mode): Likewise.
4157 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
4158 the NOT for De Morgan's rule.
4159 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
4160 of a comparison to the reverse comparison.
4162 * combine.c (try_combine): Allow split to create a single insn.
4164 * machmode.def: Add BImode. Add a column for bitsize.
4165 * machmode.h (DEF_MACHMODE): Adjust for extra column.
4166 (GET_MODE_BITSIZE): Use it.
4167 * rtl.c (DEF_MACHMODE): Adjust for extra column.
4168 (mode_bitsize): New.
4169 (mode_mask_array): Use bitsize.
4170 * combine.c (combine_simplify_rtx): Require inner and outer
4171 modes to match on nonzero_bits optimizations.
4173 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
4175 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
4176 its entry in spill_reg_store.
4177 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
4178 * sh.c (reg_no_subreg_operand): New function.
4179 * sh-protos.h (reg_no_subreg_operand): Declare it.
4180 * sh.h (PREDICATE_CODES): Add it.
4181 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
4182 input operand that needs to be in fpul.
4183 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
4184 * sh.c (find_barrier): Take into account that machine_dependent_reorg
4185 might add new insns.
4187 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
4189 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
4191 (sh_expand_epilogue): Take the PIC register into account when
4192 computing the frame size.
4194 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
4195 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
4196 LABEL_REFs with a PIC-safe unspec.
4198 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4200 * c-common.c (check_format_info): Properly save the argument
4201 number and parameter for $ operand number formats in case width
4202 and precision arguments are also used. Allow printf width and
4203 precision arguments to have operand numbers even if none was
4204 specified for the main format, since this is OK for %*.*m. Only
4205 object to missing $ operand number if the format used requires an
4208 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4210 * c-common.c (format_char_info): Add 'W' flag to comment.
4211 (print_char_table, scan_char_table): Use it.
4212 (check_format_info): Use the 'W' flag to determine whether a
4213 format argument is written into.
4215 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4217 * c-common.c (check_format_types): Reorganise and clean up,
4218 checking earlier for ERROR_MARKs and making cur_type into its
4219 TYPE_MAIN_VARIANT where convenient.
4221 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
4223 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
4225 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
4227 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
4229 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
4230 * i386.c (struct builtin_description): New.
4231 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
4232 (mmx_reg_operand): Declare MODE arg as unused.
4233 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
4234 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
4235 ix86_expand_binop_builtin, ix86_expand_store_builtin,
4236 ix86_init_builtins, ix86_expand_builtin): New functions.
4237 * i386.h (ix86_builtins): New enumeration.
4238 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
4239 * i386.md (attr length_immediate): 0 for mmx/sse types.
4240 (attr prefix_0f): 1 for mmx/sse types.
4241 (setcc_2): Remove "*" so we get gen_setcc_2.
4242 (emms): Account for changed register numbering. Set "memory" attr
4244 (sfence): Set "memory" attr to unknown.
4246 2000-09-18 Andreas Jaeger <aj@suse.de>
4248 * configure.in: Define _GNU_SOURCE only when using the GNU C
4250 * configure: Regenerated.
4251 * config.in: Regenerated.
4253 2000-09-17 Mark Mitchell <mark@codesourcery.com>
4255 * cppinit.c (cpp_init): Don't use ANSI prototypes.
4256 * flow.c (flow_dump_loop): Likewise.
4257 (flow_loops_dump): Likewise.
4259 * c-typeck.c (c_start_case): Fix typo.
4261 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4263 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
4264 to int for plain complex which defaults to complex double. Do
4265 warn about defaulting to complex double if pedantic. Warn about
4266 complex integer types if pedantic. Warn about complex types if
4267 pedantic and not in C99 mode.
4268 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
4269 for complex conjugation.
4271 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4273 * contrib.texi: Update my entry.
4275 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
4277 * config/avr/avr.md (mcu_enhanced): New attribute.
4278 (mcu_mega): Likewise.
4279 (extendhisi2): Use mcu_enhanced.
4280 (zero_extendhisi2): Likewise.
4281 (call_insn): Use mcu_enhanced and mcu_mega.
4282 (call_value_insn): Likewise.
4283 (*sbrx_branch): Use mcu_mega.
4284 (*sbrx_and_branchsi): Likewise.
4285 (*sbrx_and_branchhi): Likewise.
4286 (*tablejump_lib): Likewise.
4288 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4290 * alias.c (true_dependence): Allow non-unchanging read to conflict
4291 with unchanging write.
4293 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
4294 (store_constructor): Pass alias_set to it.
4296 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
4297 TYPE_MAIN_VARIANT of ERROR_MARK.
4298 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
4300 * simplify-rtx.c (simplify_unary_operation): Add cases
4301 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
4303 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
4305 * expr.h (emit_library_call, emit_library_call_value): Delete
4307 * rtl.h (enum libcall_type): New.
4308 (emit_library_call, emit_library_call_value): Change fn_type arg to
4309 be of type enum libcall_type.
4310 * calls.c: Likewise for the function definitions. Several callers
4311 throughout changed to use the new enumeration appropriately.
4312 (emit_library_call_value_1): Likewise. Put back code to make libcall
4313 blocks of equal form, but only use it for the two new higher
4316 2000-09-16 Mark Mitchell <mark@codesourcery.com>
4318 Convert the C front-end to use function-at-a-time mode.
4319 * c-common.h: Include splay-tree.h.
4320 (C_DECLARED_LABEL_FLAG): New macro.
4321 (struct language_function): Add x_scope_stmt_stack and
4322 x_function_name_declared_p.
4323 (RECHAIN_STMTS): Move definition.
4324 (lang_statment_code_p): Likewise.
4325 (lang_expand_stmt): Likewise.
4326 (lang_expand_decl_stmt): New variable.
4327 (lang_expand_function_end): Likewise.
4328 (current_scope_stmt_stack): New function.
4329 (add_decl_stmt): Likewise.
4330 (add_scope_stmt): Likewise.
4331 (mark_stmt_tree): Likewise.
4332 (struct c_lang_decl): New structure.
4333 (DECL_SAVED_TREE): Define.
4334 (c_mark_lang_decl): New function.
4335 (c_expand_start_cond): Change prototype.
4336 (c_finish_then): New function.
4337 (c_finish_else): Likewise.
4338 (current_function_name_declared): Remove.
4339 (set_current_function_name_declared): Likewise.
4340 (mark_c_language_function): Declare.
4341 (case_compare): Likewise.
4342 (c_add_case_label): Likewise.
4343 (c_expand_expr): Likewise.
4344 (c_safe_from_p): Likewise.
4345 * c-common.c (lang_expand_function_end): New variable.
4346 (struct if_elt): Add if_stmt.
4347 (c_expand_start_cond): Add the if-statement to the statement-tree,
4348 rather than generating RTL.
4349 (c_finish_then): New function.
4350 (c_expand_start_else): Don't generate RTL.
4351 (c_finish_else): New function.
4352 (c_expand_expr_stmt): Don't generate RTL.
4353 (statement_code_p): Add SCOPE_STMT.
4354 (case_compare): New function.
4355 (c_add_case_label): Likewise.
4356 (mark_stmt_tree): Likewise.
4357 (c_mark_lang_decl): Likewise.
4358 (mark_c_language_function): Likewise.
4359 (c_expand_expr): Likewise.
4360 (c_safe_from_p): Likewise.
4361 * c-decl.c (c_stmt_tree): New variable
4362 (c_scope_stmt_stack): Likewise.
4363 (c_function_name_declared_p): Likewise.
4364 (lang_expand_expr_stmt): Remove.
4365 (poplevel): Don't call output_inline_function for nested
4367 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
4369 (redeclaration_error_message): Change means of computing whether
4370 or not a function is nested.
4371 (lookup_label): Don't call label_rtx.
4372 (init_decl_processing): Add more GC roots.
4373 (start_decl): Add DECL_STMTs to the statement-tree, rather than
4374 calling rest_of_decl_compilation.
4375 (finish_decl): Don't call expand_decl.
4376 (store_parm_decls): Begin the statement-tree, but don't generate
4378 (finish_function): Tie off the statement-tree. Call c_expand_body
4380 (c_expand_body): New function.
4381 (push_c_function_context): Save more information.
4382 (pop_c_function_contxt): Likewise.
4383 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
4384 (lang_mark_tree): Mark it.
4385 (current_stmt_tree): Adjust.
4386 (current_scope_stmt_stack): New function.
4388 (set_current_name_declared): Likewise.
4389 (c_begin_compound_stmt): Define.
4390 (c_expand_decl_stmt): Likewise.
4391 * c-lang.c: Include rtl.h and expr.h.
4392 (lang_init): Set more language-specific hooks.
4393 * c-lex.c: Include expr.h.
4394 * c-parse.in: Changes throughout to add statements to the
4395 statement-tree, rather than generating RTL after every statement.
4396 * c-semantics.c (lang_expand_decl_stmt): Define.
4397 (add_decl_stmt): New function.
4398 (add_scope_stmt): Likewise.
4399 (finish_stmt_tree): Tweak.
4400 (genrtl_expr_stmt): Likewise.
4401 (genrtl_decl_stmt): Handle local labels, and call
4402 lang_expand_decl_stmt if required.
4403 (genrtl_for_stmt): Fix line-number handling.
4404 (genrtl_case_label): Handle cleanups.
4405 (genrtl_asm_stmt): Don't call combine_strings.
4406 (genrtl_compound_stmt): Simplify.
4407 (expand_stmt): Handle SCOPE_STMTs.
4408 * c-tree.h (struct lang_decl): New structure.
4409 (C_DECLARED_LABEL_FLAG): Remove.
4410 (c_begin_compound_stmt): Declare.
4411 (c_expand_decl_stmt): Likewise.
4412 (c_expand_start_case): Rename to c_start_case.
4413 (c_finish_case): New function.
4414 * c-typeck.c (start_init): Tweak setting of
4415 constructor_incremental.
4416 (c_expand_asm_operands): Tweak error-handling. Add to the
4418 (c_expand_return): Add to the statement-tree.
4419 (c_expand_start_case): Rename to ...
4420 (c_start_case): ... this.
4421 (struct c_switch): New type.
4422 (switch_stack): New variable.
4423 (do_case): Simplify.
4424 (c_finish_case): New function.
4425 * dependence.c: Include expr.h.
4426 (enum dependence_type): Change spelling of enumerals.
4427 (check_node_dependence): Adjust.
4428 * expr.h (lang_safe_from_p): Declare.
4429 (safe_from_p): Likewise.
4430 * expr.c (lang_safe_from_p): New variable.
4431 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
4432 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
4433 * toplev.c (rest_of_decl_compilation): Robustify.
4434 * tree.c (contains_placeholder_p): Likewise.
4435 * Makefile.in: Update dependencies.
4436 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
4437 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
4438 (objc_expand_function_end): New function.
4439 (finish_method_def): Use it.
4440 (init_objc): Initialize more language-specific hooks.
4441 * objc/Make-lang.in: Update dependencies.
4443 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
4445 * configure.in: Define macros that affect features before
4446 testing for features. Don't define _XOPEN_SOURCE.
4447 * configure: Regenerated.
4448 * config.in: Regenerated.
4450 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
4452 * rtlanal.c (rtx_varies_p): Volatile asms vary.
4453 (rtx_unstable_p): Restructure code. Volatile asms
4456 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4458 * function.h (no_debugging_symbols): New field.
4459 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
4460 Initialize no_debugging_symbols.
4461 (output_inline_function): Save and restore write_symbols and set from
4462 no_debugging_symbols.
4463 * toplev.c (rest_of_compilation): Call save_for_inline.
4464 * tree.h: Update comment.
4466 * stor-layout.c (place_field): Don't do anything if field or
4467 its type are ERROR_MARK.
4469 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
4471 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
4472 (read_include_file): Ensure inc->mmaped is initialized.
4474 2000-09-16 Richard Henderson <rth@cygnus.com>
4476 * cppiles.c (purge_cache): Use PTR not caddr_t.
4478 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
4480 * gcc.c: In description for %{<S}, say the option removed is -S.
4481 * invoke.texi (Spec Files): Ditto.
4483 2000-09-16 Andreas Jaeger <aj@suse.de>
4485 * configure.in: Always define _GNU_SOURCE to make interfaces
4486 visible that were hidden by only defining _GNU_SOURCE.
4487 * configure: Regenerated.
4489 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
4491 * cpplex.c (push_macro_context): Set an argument's level after
4492 calling parse_args. We could loop infinitely otherwise.
4494 2000-09-15 Tom Tromey <tromey@cygnus.com>
4496 * configure, config.in: Rebuilt.
4497 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
4499 2000-09-15 Greg McGary <greg@mcgary.org>
4501 * cppmacro.c (check_trad_stringification): Check token
4502 text pointers against limit before dereferencing.
4504 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
4506 * c-common.c (format_wanted_type): New structure.
4507 (check_format_types): New function.
4508 (check_format_info): Pass all checking of types of format
4509 arguments, including width and precision arguments, to this new
4512 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4514 * BUGS: Remove file.
4516 2000-09-15 Jakub Jelinek <jakub@redhat.com>
4518 * config/alpha/alpha.c (override_options): ev6 cache latencies
4519 from Richard Henderson. Don't allow -mmemory-latency=L0.
4521 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
4522 (TARGET_OPTIONS): Add tune=.
4523 (alpha_tune_string): Declare.
4524 * config/alpha/alpha.c (override_options): Add cpu_table.
4525 Use alpha_cpu_string first to set both alpha_cpu and target_flags
4526 and then alpha_tune_string to set alpha_cpu only.
4527 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
4528 * config/alpha/elf.h (ASM_FILE_START): Likewise.
4529 * config/alpha/osf.h (ASM_FILE_START): Likewise.
4530 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
4532 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
4534 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
4536 (ix86_comparison_operator, ix86_cc_mode): Declare
4537 * i386.h (CCGC, CCGCO): New modes.
4538 (SELECT_CC_MODE): Move offline to ....
4539 * i386.c (ix86_cc_mode): .... here; use new modes.
4540 (ix86_comparison_operator): New.
4541 (fcmov_comparison_operator): Ensure proper mode.
4542 (put_condition_mode): More sanity checking.
4543 (ix86_match_ccmode): Handle new modes.
4544 (ix86_expand_fp_compare): GEU requires CCmode.
4545 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
4547 * i386.md (cmp?i_ccz_1): Remove
4548 (cmp?i_ccno_1): Use ix86_match_ccmode.
4549 (cmp?i_minus_1): New.
4550 (cmpsi_1): New expander.
4551 (cmpqi_ext_1): Use match_ccmode
4552 (cmpqi_ext_3): New expander.
4553 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
4554 (cmpqi_ext_4): Use match_ccmode.
4555 (add?i_?): Use match_ccmode.
4557 (test?i_ccz_1): Remove
4559 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
4560 (testqi_ext_0): Use ix86_match_ccmode.
4561 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
4562 (xorqi_cc_ext_1): New expander.
4563 (shift patterns): Use CCGOCmode for all shifts except for sar.
4564 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
4565 (setcc_3, jcc_3, miv?icc_c): Remove.
4567 2000-09-15 Will Cohen <wcohen@redhat.com>
4569 * dwarf2out.c (add_const_value_attribute): Changed array into a
4570 xmalloced object, so it exists after function exit.
4571 (free_AT): Added case for dw_val_class_float to free allocated
4574 2000-09-15 Kazu Hirata <kazu@hxi.com>
4576 * config/i386/i386.md: Fix a comment typo.
4577 * gcc.c: Fix formatting.
4579 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4581 * optabs.c (emit_libcall_block): If target is a user variable,
4582 copy to a temporary first.
4583 * expr.c (convert_move): When generating a libcall, make a libcall
4585 * calls.c (emit_library_call_value_1): Don't create a libcall
4586 sequence here; our caller will in most cases do it.
4588 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
4590 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
4591 * sh.md (reload_outsf): Generate recognizable patterns for
4593 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
4594 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
4595 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
4596 truncdfsf2_i4): Change not to use explicit references to fpul.
4597 (floatsisf2_ie): Remove USE of fpscr.
4598 (floatsisf2): Change default expansion to match this.
4599 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
4602 2000-09-15 Richard Henderson <rth@cygnus.com>
4604 * expmed.c (store_bit_field): Consider naturally aligned
4605 memory for direct reference.
4607 2000-09-15 Richard Henderson <rth@cygnus.com>
4609 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
4610 AND addresses into alias set 0.
4611 (alpha_expand_unaligned_store): Likewise.
4612 (alpha_expand_unaligned_load_words): Likewise.
4613 (alpha_expand_unaligned_store_words): Likewise.
4615 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
4617 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
4618 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
4620 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
4621 rsize of UNITS_PER_WORD.
4623 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
4625 * cpplex.c (ON_REST_ARG): Correct the test.
4626 (maybe_paste_with_next): Duplicate a token that fail pasting,
4627 and clear its PASTE_LEFT flag, so that nested pasting attempts
4630 2000-09-14 Richard Henderson <rth@cygnus.com>
4632 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
4633 * cse.c (rtx_cost): Likewise.
4634 * optabls.c (expand_binop): Likewise.
4635 (expand_twoval_binop, prepare_cmp_insn): Likewise.
4636 * regclass.c (copy_cost): Likewise.
4637 * reload1.c (reload_cse_move2add): Likewise.
4639 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
4641 * c-parse.in (reswords): Add _Complex.
4643 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4645 * gcc.1: Delete documentation for -undef preprocessor option.
4647 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
4649 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4650 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
4651 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4652 Remove undefine before config/elfos.h.
4653 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
4655 2000-09-14 Kazu Hirata <kazu@hxi.com>
4657 * invoke.texi (H8/300 Options): Add -ms2600.
4658 * config/h8300.c (h8300_init_once): Output an error when -ms2600
4659 is used without -ms.
4660 * config/h8300.h (TARGET_MAC): New.
4661 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
4662 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
4663 machine other than H8/S2600.
4664 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
4667 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
4669 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
4670 pseudos that refer to the original pseudos, not only to their
4671 equivalent memory locations.
4673 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4675 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
4676 when making new MEM.
4678 * Makefile.in (LN): Remove duplicate definition.
4680 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4682 From Joern Rennecke:
4683 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
4684 on an insn and function_invariant_p returns nonzero for the source,
4685 add a REG_EQUAL note.
4687 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
4689 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
4690 conflict with frame_pointer_rtx.
4692 2000-09-13 Kazu Hirata <kazu@hxi.com>
4694 * loop.c: Fix formatting.
4697 2000-09-13 Richard Henderson <rth@cygnus.com>
4699 * config/ia64/ia64.md (divsf3): New.
4700 (divsf3_internal_lat, divsf3_internal_thr): New.
4701 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
4702 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
4703 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
4704 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
4705 (nmadddf4_alts, nmadddf4_trunc): New.
4706 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
4707 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
4708 (multf3_truncsf_alts, multf3_truncdf_alts): New.
4709 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
4710 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
4711 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
4712 (nmaddtf4_truncdf_alts): New.
4713 (recip_approx): Don't predicate.
4715 2000-09-13 Richard Henderson <rth@cygnus.com>
4717 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
4719 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4721 * flags.h (flag_dump_rtl_in_asm): Declare.
4722 * toplev.c (flag_dump_rtl_in_asm): Define.
4723 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
4724 if -dP is specified.
4725 * rtl.h (print_rtx_head): Declare.
4726 * print-rtl.c (print_rtx_head): Define.
4727 (print_rtx): Print the string pointed to by print_rtx_head
4728 at beginning of each dump line.
4729 (print_rtl): Likewise.
4730 (print_rtl_single): Likewise.
4731 * final.c (final_scan_insn): Dump the insn in the assembly
4733 * gcc.1: Document -dP option.
4734 * invoke.texi (Debugging Options): Likewise.
4736 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4738 * md.texi (Machine Constraints): Document the 68HC11 constraints.
4739 * install.texi (Configurations): Document the 68HC11&68HC12 port.
4740 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
4742 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
4744 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
4745 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
4746 (*clrstrqi): Likewise.
4747 (xorhi3,xorsi3,absqi2): Likewise.
4748 (one_cmplhi2,one_cmplsi2): Likewise.
4749 (addsi3): Two stupid constraint alternatives removed.
4750 (extendhisi2): Use `movw' for enhanced avr cores.
4751 (zero_extendhisi2): Likewise.
4753 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
4755 * alias.c (find_base_term): Use frame_pointer_rtx
4756 when handling an ADDRESSOF.
4758 * cse.c (canon_hash): Handle USE of BLKmode memory.
4759 (cse_insn): Outgoing arguments for a libcall don't
4760 affect any recorded expressions.
4762 2000-09-12 Tom Tromey <tromey@cygnus.com>
4764 * configure, config.in: Rebuilt.
4765 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
4767 2000-09-12 Jakub Jelinek <jakub@redhat.com>
4769 * c-lex.c (lex_string): Use charwidth to compute bytemask.
4770 * expr.c (expand_expr): Don't optimize constant array references
4771 initialized with wide string constants.
4773 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4775 * loop.c (note_set_pseudo_multiple_uses): Correct.
4777 2000-09-12 Jim Wilson <wilson@cygnus.com>
4779 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
4780 else block, and X has side-effects, then fail.
4782 2000-09-12 Greg McGary <greg@mcgary.org>
4784 * config/mips/mips-protos.h
4785 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
4786 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
4787 (PREDICATE_CODES): Add "trap_cmp_op".
4788 * config/mips/mips.c
4789 (trap_cmp_op, mips_gen_conditional_trap): New functions.
4790 * config/mips/mips.md (trap, conditional_trap): New patterns.
4792 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4794 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
4797 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4799 * builtins.c (built_in_decls): New array.
4800 (expand_builtin_fputs): New function.
4801 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
4803 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
4805 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
4807 * tree.h (built_in_decls): New array.
4809 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
4811 * convex.md: Use "+" instead of "=" for outputs wrapped in a
4813 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
4815 2000-09-12 Kazu Hirata <kazu@hxi.com>
4817 * haifa-sched.c: Fix formatting.
4819 * genattrtab.c: Fix formatting.
4821 * unroll.c: Fix formatting.
4823 2000-09-12 Bruce Korb <bkorb@gnu.org>
4825 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
4826 remove obsolete code
4827 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
4828 * fixinc/fixincl.tpl: make non-exported arrays static scope
4829 * fixinc/fixincl.x: regenerate
4830 * fixinc/fixlib.h: Use PARAMS, not _P_
4831 * fixinc/fixtests.c: make a type for the test proc & use it
4832 * fixinc/server.h: Use PARAMS, not _P_
4834 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * c-typeck.c (process_init_element): Avoid union init warnings on
4837 floating point zero. Don't crash on unions containing structs.
4839 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
4841 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
4842 general_movsrc_operand, and remove CONST_INT from
4843 general_movdst_operand.
4845 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
4847 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
4848 if a reference to non-fixed hardreg is seen. Otherwise, count hard
4849 regs with a higher cost.
4850 (preferrable): Deal with cases where either cost or regcost is
4852 (cse_insn): Use MAX_COST rather than 10000. Always initialize
4854 (COSTS_N_INSNS): Move definition...
4856 (MAX_COST): New macro.
4857 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
4860 2000-09-11 Mark Mitchell <mark@codesourcery.com>
4862 * c-common.h (genrtl_clear_out_block): Remove.
4863 * c-semantics.c (genrtl_clear_out_block): Remove.
4864 (genrtl_while_stmt): Don't call it.
4865 (genrtl_for_stmt): Likewise.
4867 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4869 * cppfiles.c: Move all default-#defines to top of file.
4870 (open_include_file): Replace by lookup_include_file.
4871 (read_with_read, read_file): Merged into read_include_file.
4872 (stack_include_file, purge_cache): New functions.
4873 (close_cached_fd): Delete.
4874 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
4875 Cache the in-memory buffer, not the file descriptor.
4877 * cpphash.h (struct include_file): Add buffer, st, refcnt,
4879 (xcnew): New utility macro.
4880 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
4881 * cpplib.h (struct cpp_buffer): Remove mapped field.
4883 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
4885 * cpplex.c (parse_string): Accept backslash space newline as a
4887 (lex_line): Likewise.
4888 (_cpp_get_token): Remove hard limit on macro nesting.
4890 2000-09-12 Philipp Thomas <pthomas@suse.de>
4892 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
4893 * configure: Rebuilt.
4895 2000-09-13 Michael Hayes <mhayes@cygnus.com>
4897 * flow.c (split_block): Fix update of registers live at
4900 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
4902 * i386.md (add?i_3, add?i_5): New.
4903 (add?i_4): Rename from add?i_3; Fix compare pattern.
4904 (sub?i_3, xor?i_3, ior?i_3): New.
4906 * genrecog.c (write_tree): Output code to clear insn_extract cache.
4907 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
4908 instead of extract_insn and extract_constrain_insn_cache instead of
4909 extract_insn and constrain_operands.
4910 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
4912 (extract_insn): Clear which_alternative.
4913 (constrain_operands): Set which_alternative to -1 when failed.
4914 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
4917 2000-09-11 Matthew Hiller <hiller@redhat.com>
4919 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
4920 on operand 0 to '+'.
4921 (movstricthi): Likewise.
4923 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4925 * loop.h (LOOP_IVS): New macro.
4926 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
4927 (struct loop_ivs): New.
4928 (struct loop_info): Add ivs field.
4929 (reg_iv_type, reg_iv_info): Delete prototype.
4930 (reg_biv_class, loop_iv_list): Likewise.
4931 * loop.c (record_biv, find_life_end): Pass loop argument.
4932 (reg_iv_type): Remove global array and use
4933 field in loop_regs structure within loop_ivs structure.
4934 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
4935 (first_increment_giv, last_increment_giv): Use entry in
4937 (record_initial): Pass ivs pointer.
4938 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
4940 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4942 * loop.h (LOOP_REGS): New macro.
4943 (struct loop_regs): New.
4944 (struct loop_info): Add regs field.
4945 * loop.c (set_in_loop): Remove global array and store
4946 in loop_regs structure as part of loop_info structure.
4947 (n_times_set, may_not_optimize): Likewise.
4948 (reg_single_usage, moved_once): Likewise.
4949 (count_one_set): Add regs argument.
4950 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
4951 (set_pseudo_multiple_uses): Pass regs pointer.
4953 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4955 * unroll.c (iteration_info): Subsume into loop_iterations.
4956 * loop.h (loop_info): New field iv.
4958 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4960 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
4961 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
4962 (flow_loops_update): New prototype.
4963 (flow_loops_find): Add flags to prototype.
4964 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
4965 * flow.c (flow_loop_pre_header_scan): New.
4966 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
4967 (flow_loop_free): Free pre-header root and trace and exit dominators.
4968 (flow_loops_find): New argument flags.
4969 (flow_loops_update): New function.
4970 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
4972 2000-09-12 Michael Hayes <mhayes@cygnus.com>
4974 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
4975 * flow.c (split_block, update_bb_for_insn): New functions.
4977 2000-09-11 Richard Henderson <rth@cygnus.com>
4979 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
4981 2000-09-11 Richard Henderson <rth@cygnus.com>
4983 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
4984 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
4985 (ia64_override_options): Prevent optimizing division for both
4986 latency and throughput.
4987 (rtx_needs_barrier): Handle frcpa.
4988 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
4989 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
4990 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
4991 (TARGET_SWITCHES): Add -minline-divide-min-latency and
4992 -minline-divide-max-throughput.
4993 (PREDICATE_CODES): Update.
4994 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
4995 (zero_extendsidi2): Likewise. Fix typo in f case insn.
4996 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
4997 (extendsftf2): Likewise.
4998 (extenddftf2): Likewise.
4999 (fix_trunctfdi2_alts): New.
5000 (fixuns_trunctfdi2_alts): New.
5001 (madd*4): Rename from madd*3.
5002 (divsi3, modsi3, udivsi3, umodsi3): New.
5003 (divsi3_internal): New.
5004 (divdi3, moddi3, udivdi3, umoddi3): New.
5005 (divdi3_internal_lat, divdi3_internal_thr): New.
5006 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
5007 (recip_approx): New.
5009 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
5011 * print-rtl.c (debug_call_placeholder_verbose): New variable.
5012 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
5014 * integrate.c (copy_rtx_and_substitute): Don't share
5015 LEAF_REG_REMAPpable registers with the inlined function. Don't
5016 share the function value with calling sequences.
5018 2000-09-11 Jakub Jelinek <jakub@redhat.com>
5020 * c-decl.c (do_case): Fix a typo.
5022 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
5023 to a if the comparison is floating mode and not -ffast-math.
5024 * simplify-rtx.c (simplify_ternary_operation): Likewise.
5026 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5028 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
5029 gen_ic_invalidate_line.
5031 2000-09-11 Philip Blundell <pb@futuretv.com>
5033 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
5035 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
5037 * install.texi (LANGUAGES): Update to include new languages.
5040 2000-09-11 DJ Delorie <dj@redhat.com>
5042 * gcc.c (main): Don't warn about unused -B prefixes
5043 (unused_prefix_warnings): remove
5045 2000-09-11 Kazu Hirata <kazu@hxi.com>
5047 * final.c: Fix formatting.
5049 * integrate.c: Fix formatting.
5051 2000-09-11 Geoff Keating <geoffk@cygnus.com>
5053 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
5055 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
5057 * reload.c (regno_clobbered_p): Fix thinko in previous change.
5059 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5061 * gcc.1: Document 68hc11 specific options.
5063 2000-09-10 Geoff Keating <geoffk@cygnus.com>
5065 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
5066 (TARGET_LONG_DOUBLE_128): Define.
5067 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
5068 (LONG_DOUBLE_TYPE_SIZE): Redefine.
5069 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
5070 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
5071 of __LONG_DOUBLE_128__.
5072 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
5074 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
5075 (CPP_SYSV_DEFAULT_SPEC): Define.
5076 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
5077 (INIT_TARGET_OPTABS): Define.
5079 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
5080 (RS6000_UITRUNC): Likewise.
5081 (INIT_TARGET_OPTABS): New macro.
5082 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
5083 (trunc_defined): Delete.
5084 (output_prolog): Don't output .extern definitions for fp->int
5085 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
5086 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
5087 (trunc_defined): Delete.
5088 (RS6000_ITRUNC): Moved to aix.h.
5089 (RS6000_UITRUNC): Likewise.
5090 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
5091 only emit a libcall.
5092 (fixuns_truncdfsi2): Delete.
5093 (trunc_call): Delete.
5094 (trunc_call_rtl): Delete.
5096 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
5098 * varasm.c (make_decl_rtl): Restore leading star on
5099 DECL_ASSEMBLER_NAME set for decls with an asmspec.
5101 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
5103 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
5104 won't give a spurious error for '#pragma pack()'. Simplify
5105 control flow for readability. 'reset' action is not necessary.
5107 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
5109 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
5110 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
5111 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
5112 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
5114 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
5115 profile.c, sdbout.c, tradcif.y, tree.c:
5116 Include defaults.h if not already included.
5117 Don't define the above macros.
5119 * Makefile.in: Update dependencies.
5121 2000-09-10 Mark Mitchell <mark@codesourcery.com>
5123 * c-common.h (add_stmt): Change prototype.
5124 (RECHAIN_STMTS): New macro.
5125 (CASE_LABEL_DECL): Likewise.
5126 (genrtl_case_label): Change prototype.
5127 (c_expand_start_case): Remove prototype.
5128 (build_case_label): Change prototype.
5129 (decl_constant_value): Declare.
5130 * c-common.c (check_case_value): Handle C++'s extensions to C
5132 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
5134 * c-parse.in (stmt): Adjust handling of return statements and case
5136 * c-semantics.c (add_stmt): Return the new statement.
5137 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
5138 returned expression. Directly generate RTL, rather than calling
5140 (genrtl_switch_stmt): Don't call c_expand_start_case.
5141 (build_case_label): Take the LABEL_DECL as input, too.
5142 (genrtl_case_label): Just call add_case_node.
5143 (expand_stmt): Adjust calls to genrtl_return_stmt and
5145 * c-tree.h (c_expand_start_case): Declare.
5146 * c-typeck.c (decl_constant_value): Give it external linkage.
5147 (c_expand_return): Don't call expand_return or expand_null_return;
5148 use genrtl_return_stmt instead.
5149 * stmt.c (struct nesting): Remove num_ranges field.
5150 (add_case_node): Give it external linkage.
5151 (expand_start_case): Don't set num_ranges.
5152 (expand_start_case_dummy): Don't clear it.
5153 (pushcase): Rely on add_case_node to handle `default' labels.
5154 (add_case_node): Handle `default' labels.
5155 * tree.c (tree_int_cst_compare): New function.
5156 * tree.h (tree_int_cst_compare): Declare.
5157 (add_case_node): Likewise.
5159 2000-09-10 Richard Henderson <rth@cygnus.com>
5161 * c-parse.in: Revert last change.
5162 (init_reswords): Do not enter disabled keywords into the ridpointers
5163 table, modulo objc weirdness.
5164 (_yylex): Return the canonical spelling for a keyword.
5166 2000-09-10 Philip Blundell <philb@gnu.org>
5168 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
5169 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
5171 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
5173 * alias.c (find_base_term): Handle ADDRESSOF.
5174 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
5176 2000-09-10 Denis Chertykov <denisc@overta.ru>
5178 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
5179 outputting templates with many lines.
5181 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5183 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
5184 to decide whether 64-bit support must be generated.
5186 2000-09-10 Richard Henderson <rth@cygnus.com>
5188 * c-parse.in (asm patterns): Fix volatile check.
5190 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5192 * cppmacro.c (check_trad_stringification): New function.
5193 (save_expansion): If -Wtraditional, warn about stringification of
5196 2000-09-11 Michael Hayes <mhayes@cygnus.com>
5198 * loop.h (struct loop_mem_info): Move from loop.c
5199 (struct loop_info): Add fields store_mems, mems, mems_idx,
5200 mems_allocated, unknown_address_altered,
5201 unknown_constant_address_altered, num_mem_sets, and
5202 first_loop_store_insn.
5204 * loop.c (loop_store_mems): Replace with field in loop_info struct.
5205 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
5206 (unknown_address_altered, unknown_constant_address_altered): Likewise.
5207 (num_mem_sets): Likewise.
5208 (replace_loop_mems, replace_loop_regs): New.
5209 (struct loop_replace_args): New.
5210 (load_mems): Use replace_loop_mems.
5211 (try_copy_prop): Use replace_loop_regs.
5212 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
5214 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5216 * configure.in: Recognize m6811-elf and m6812-elf.
5217 * configure: Regenerate.
5219 2000-09-09 Geoff Keating <geoffk@cygnus.com>
5221 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
5224 2000-09-10 Michael Hayes <mhayes@cygnus.com>
5226 * loop.c (struct movables): New.
5227 (num_movables): Move into struct movables.
5228 (the_movables): Change type to struct movables.
5229 (ignore_some_movables): Change struct movable arg to struct movables.
5230 (force_movables, combine_movables, regs_match_p): Likewise.
5231 (rtx_equal_for_loop_p, move_movables): Likewise.
5232 (scan_loop): Change movables to be of type struct movables.
5233 Replace last_movable with field in movables structure.
5235 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
5237 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
5238 (init_pragma): Avoid warning if pfile happens to be unused.
5239 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
5240 define init_pragma to nothing. Always prototype
5241 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
5243 * c-lex.c (process_directive): Always call dispatch_pragma.
5244 Initialize entering_c_header to 0.
5246 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5248 * config/m68hc11/m68hc11.md: New file, machine description for
5250 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
5251 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
5252 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
5253 * config/m68hc11/m68hc11-protos.h: New file.
5254 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
5255 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
5256 * config/m68hc11/xm-m68hc11.h: New file, target defs.
5257 * config/m68hc11/larith.asm: New file, libgcc routines.
5259 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
5261 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
5262 (FPBIT_FUNCS): Add _usi_to_sf.
5263 * config/fp-bit.c (usi_to_float): New function.
5264 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
5265 (usi_to_float): Add appropriate #define.
5267 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
5269 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
5271 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
5272 * i386.md (attr "type"): Add sse and mmx types.
5273 (attr "memory"): Handle them without a crash.
5274 (movsi_1, movdi_2): Allow MMX regs.
5275 (movdi splits): Don't split moves involving MMX regs.
5276 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
5277 (movv4sf_internal, movv4si_internal, movv8qi_internal,
5278 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
5279 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
5280 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
5281 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
5282 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
5283 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
5284 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
5285 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
5286 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
5287 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
5288 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
5289 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
5290 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
5291 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
5292 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
5293 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
5294 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
5295 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
5296 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
5297 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
5298 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
5299 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
5300 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
5301 mmx_clrdi): New patterns.
5303 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
5305 * arm.c: Don't include tm.h directly.
5307 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
5309 * recog.c (validate_replace_rtx_1): Fix confusion about equality
5310 testing; simplify subregs of constants and nested subregs.
5312 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
5314 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
5316 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
5318 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
5320 * rtl.texi (description of USE): Add note about possible pitfalls
5322 From Richard Henderson:
5323 * reload1.c (choose_reload_regs): Compute need_mode properly.
5325 2000-09-07 Richard Henderson <rth@cygnus.com>
5327 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
5328 (__modsi3, __umodsi3): Likewise.
5329 (__udivsi3): Likewise. Normalize the TFmode values.
5331 2000-09-07 Geoff Keating <geoffk@cygnus.com>
5333 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
5335 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
5338 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
5340 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
5341 (cmpeqdi_t): Add output pattern.
5342 (cmpeqdi_t+1): Don't split when not optimizing.
5343 Restore proper splitting operation.
5345 2000-09-07 Richard Henderson <rth@cygnus.com>
5347 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
5348 do not call dispatch_pragma.
5350 2000-09-07 Jim Wilson <wilson@cygnus.com>
5352 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
5353 to CLASS_CANNOT_CHANGE_MODE.
5354 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
5355 mode classes are different.
5357 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
5359 * cpplib.h (struct cpp_options): Add user_label_prefix member,
5360 left out of commit which removed cppulp.c.
5362 2000-09-07 Richard Henderson <rth@cygnus.com>
5364 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
5365 after switch for CASE_DROPS_THROUGH.
5367 2000-09-07 Richard Henderson <rth@cygnus.com>
5369 * loop.c (strength_reduce): Call check_ext_dependant_givs.
5370 Properly extend the biv initial value for the giv.
5371 (record_biv): Zero ext_dependant.
5372 (record_giv): New argument ext_val. Update all callers.
5373 (general_induction_var): Likewise.
5374 (consec_sets_giv): Likewise.
5375 (simplify_giv_expr): Likewise. Fill in ext_val if we find
5376 a sign-extend, zero-extend, or truncate.
5377 (combine_givs_p): Make sure modes are compatible.
5378 (check_ext_dependant_givs): New.
5379 (extend_value_for_giv): New.
5380 * loop.h (struct induction): Add ext_dependant.
5381 * unroll.c (iteration_info): Extend the biv initial value for the giv.
5382 (find_splittable_givs): Likewise.
5383 (final_giv_value): Likewise.
5385 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
5387 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
5388 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
5389 definitions from cpplib.h.
5390 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
5392 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
5393 documentation for REGISTER_TARGET_PRAGMAS.
5395 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
5396 default-pragma callback to implement -Wunknown-pragmas if
5398 * c-parse.in: Move all includes to top of file.
5399 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
5401 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
5403 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
5405 * arm.h, arm-protos.h, arm.c,
5406 c4x.h, c4x-protos.h, c4x.c,
5407 h8300.h, h8300-protos.h, h8300.c,
5408 i370.h, i370-protos.h, i370.c,
5409 i960.h, i960-protos.h, i960.c,
5410 sh.h, sh-protos.h, sh.c,
5411 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
5412 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
5414 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
5415 multiple include guard.
5416 * i370.md (untyped_call): Use GEN_CALL.
5417 (umodsi3): Remove unused variable.
5418 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
5419 * v850.c (output_move_single, output_move_double): Constify
5421 (print_operand): Constify a char *.
5422 * v850.h (struct small_memory_info): Constify name member.
5424 2000-09-07 Kazu Hirata <kazu@hxi.com>
5426 * config/h8300.h: Fix comment typos.
5427 * config/h8300/h8300.md: Likewise.
5428 * config/h8300/lib1funcs.asm: Likewise.
5430 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
5432 * Makefile.in: Remove references to cppulp.{c,o}.
5433 * cppinit.c (initialize_builtins, cpp_start_read,
5434 cpp_handle_option): Update to use cpp_options structure.
5437 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
5439 * c-common.c (time_char_table): Allow %#b and %#h.
5441 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5443 * reorg.c (find_end_label): If the basic block reorder pass moves the
5444 return insn to some other place try to locate it again and put our
5445 end_of_function_label there.
5446 * reorg.c (relax_delay_slots): Check if find_end_label created a
5447 new label that invalidates the current optimazation.
5449 2000-09-07 Catherine Moore <clm@redhat.com>
5451 * unroll.c (unroll_loop): Check for unconditional jumps
5452 to loop continuation. Delete if n_iterations is 1.
5453 (ujump_to_loop_cont): New routine.
5455 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
5457 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
5459 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
5460 to handle multiword modes correctly. All callers and the declaration
5463 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5465 * c-common.h (prep_stmt): Declare.
5466 (lang_expand_stmt): Likewise.
5467 * c-decl.c (lang_expand_stmt): Remove.
5468 * c-semantics.c (lang_expand_stmt): Define.
5469 (prep_stmt): New function.
5470 (expand_stmt): Handle common statement types here.
5472 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
5474 * configure.in (sh-*-linux*): Added.
5475 * configure: Rebuilt.
5476 * config/sh/t-linux: New file.
5477 * config/sh/sh.h (USERMODE_BIT): Define.
5478 (TARGET_USERMODE): Likewise.
5479 (TARGET_SWITCHES): New switches for the bits above.
5480 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
5481 * config/sh/linux.h: New file.
5482 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
5483 underscore on linux.
5484 (L_sdivsi3, L_udivsi3): Define for linux.
5485 (L_ic_invalidate): Define.
5486 * invoke.texi (SH Options): Document -musermode.
5488 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
5490 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
5491 CSE unless generating PIC.
5493 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
5496 2000-09-06 H.J. Lu (hjl@gnu.org)
5498 * Makefile.in (clean_s1): Depend on stage_b.
5499 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
5500 stage2. They are used for "make compare".
5502 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5504 Move statement-tree facilities from C++ to C front-end.
5505 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
5506 (void_zero_node): New macro.
5507 (struct stmt_tree_s): New type.
5508 (stmt_tree): New typedef.
5509 (struct language_function): New type.
5510 (last_tree): New macro.
5511 (last_expr_type): Likewise.
5512 (walk_tree_fn): New typedef.
5513 (current_stmt_tree): New function.
5514 (begin_stmt_tree): Likewise.
5515 (add_stmt): Likewise.
5516 (finish_stmt_tree): Likewise.
5517 (statement_code_p): Likewise.
5518 (lang_statement_code_p): New variable.
5519 (walk_stmt_tree): New function.
5520 (STMT_IS_FULL_EXPR_P): New macro.
5521 * c-common.c (lang_statement_code_p): New variable.
5522 (c_common_nodes_and_builtins): Initialize void_zero_node.
5523 (statement_code_p): New function.
5524 (walk_stmt_tree): Likewise.
5525 * c-decl.c (language_function): Rename to ...
5526 (c_language_function): ... this. Include language_function.
5527 (push_c_function_context): Adjust accordingly.
5528 (pop_c_function_context): Likewise.
5529 (mark_c_function_context): Likewise.
5530 (current_stmt_tree): Define.
5531 * c-semantics.c (begin_stmt_tree): New function.
5532 (add_stmt): Likewise.
5533 (prune_unused_decls): Likewise.
5534 (finish_stmt_tree): Likewise.
5536 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5538 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
5540 2000-09-06 Kazu Hirata <kazu@hxi.com>
5542 * calls.c: Fix formatting.
5544 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
5546 * config/i386/i386.h (ADDRESS_COST): Fix typo.
5548 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5550 Integrated preprocessor.
5552 * Makefile.in: Remove all references to c-parse.gperf,
5553 c-gperf.h, and c-parse.h. Remove -d from yacc command line
5554 generating c-parse.c. Update dependencies.
5555 * c-parse.gperf, c-gperf.h: Delete.
5557 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
5558 yy_lim, or yy_get_token. Don't define get_directive_line if
5560 * c-common.h: Add multiple include guard. Define RID values
5561 for every keyword in C, C++, and Objective C. Put all the
5563 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
5564 * c-decl.c (c_decode_option): Handle -lang-objc here.
5565 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
5566 (grokdeclarator): Adjust for new RID scheme.
5567 (extract_interface_info): New stub.
5568 * c-lang.c: Don't declare yy_cur or parse_options.
5569 (lang_init_options): Call cpp_init. Don't call
5571 (lang_init): Don't call check_newline if USE_CPPLIB.
5573 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
5574 Elide lots of unnecessary code if USE_CPPLIB. Delete code
5575 rendered unnecessary by new architecture. Move routines not
5576 shared with C++ to c-parse.in. Maintain a local idea of the
5577 line number. Handle C++ as well as C.
5578 [USE_CPPLIB]: Declare and register callbacks for #ident and
5579 for entering/leaving files.
5580 (init_c_lex, c_lex): Are now the entry points to this file.
5581 (check_newline): Break out directive handling to
5583 (read_ucs, is_extended_char, utf8_extend_token): Moved here
5585 (readescape, parse_float): Overhaul.
5586 (lex_number, lex_string, lex_charconst): Break out of c_lex
5588 (get_fileinfo, update_header_times, dump_one_header,
5589 dump_time_statistics): New and/or moved here from C++.
5590 Support per-file data needed by C++ and per-header timing
5591 statistics (C++ only, at the moment).
5592 * c-lex.h: Update prototypes. Add multiple include guard.
5593 * c-tree.h (struct lang_identifier): Add rid_code field.
5594 (C_IS_RESERVED_WORD, C_RID_CODE): New.
5596 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
5597 reinit_parse_for_function and/or position_after_white_space.
5598 (save_filename, save_lineno): Look ahead before saving.
5599 (label -> identifier ':'): Save file and line before shifting ':'.
5600 (reservedwords): No need to call get_identifier.
5601 (init_parse, finish_parse, yyerror, yylex, yyprint,
5602 make_pointer_declarator): Are now here for C/ObjC.
5603 (rid_to_yy): Conversion table from RID constants to Yacc codes.
5605 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
5606 #pragma registry. Provide dummy implementation of that
5607 interface if !USE_CPPLIB.
5608 * c-pragma.h: Update to match.
5610 * flags.h: Add multiple include guard.
5611 (flag_detailed_statistics): Moved here from C++.
5612 * toplev.c: Define flag_detailed_statistics.
5614 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
5616 * timevar.def (TV_CPP, TV_LEX): New.
5617 * timevar.h: Add multiple include guard.
5619 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
5621 * objc/objc-act.c: Don't mention yy_cur or parse_options.
5622 Initialize cpplib properly. Force lineno to 0 after first
5623 call to check_newline. Don't handle -lang-objc here.
5624 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
5626 2000-09-06 David Edelsohn <edelsohn@gnu.org>
5628 * rs6000.md: Correct function unit definitions for cr_logical and
5630 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
5631 and use portable method for >=0 and floating point >=. Remove
5632 associated matchers.
5634 2000-09-06 Mark Mitchell <mark@codesourcery.com>
5636 * extend.texi: Mark named return value extension as deprecated.
5638 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5640 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
5643 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
5645 * toplev.c (display_help): Fix thinko in documentation.
5647 * diagnostic.h (output_buffer::indent_skip): New fields.
5648 (output_indentation): New macro.
5650 * diagnostic.c (output_indent): New function.
5651 (output_set_prefix, clear_diagnostic_info): Use.
5652 (output_emit_prefix): Predict future indentation.
5654 2000-09-06 DJ Delorie <dj@redhat.com>
5656 * Makefile.in (stage_*): add more dependencies to ensure parallel
5657 builds build correctly
5659 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
5661 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
5662 not bootstrap-lean_f.
5664 2000-09-06 Andreas Schwab <schwab@suse.de>
5666 * mklibgcc.in: Emit rule for libgcc-stage-start.
5667 * Makefile.in (stage1-start, stage2-start, stage3-start,
5668 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
5670 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
5672 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
5673 (update_equiv_regs): Likewise, except for the mn10200 kludge.
5674 (combine_regs): Likewise.
5676 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
5677 * cse.c: Include "basic-block.h".
5678 (struct table_elt): New field REGCOST.
5679 (CHEAP_REG): Delete macro.
5680 (COST): Return 0 for REGs.
5681 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
5682 (notreg_cost): Return 0 for appropriate SUBREGs.
5683 (COSTS_N_INSNS): Return N * 2.
5684 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
5686 (CHEAPER): Use new function preferrable.
5687 (insert): Initialize REGCOST member.
5688 (find_best_addr): Use approx_reg_cost for estimation of register
5690 (cse_insn): Likewise.
5691 * loop.c (iv_add_mult_cost): New function.
5692 (add_cost, shift_cost, mult_cost): Delete variables.
5693 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
5694 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
5695 Make code that detects autoinc opportunities slightly less optimistic.
5696 (simplify_giv_expr): If expression contains other reg that is also a
5697 giv, only increment benefit if this is the only use of that reg.
5698 (consec_sets_giv): Take that change into account.
5699 (combine_givs): Slightly more verbose output.
5701 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
5702 not the cost of an equivalent shift.
5703 * sh-protos.h (addsubcosts): Declare.
5704 * sh.c (addsubcosts): New function.
5705 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
5706 (RTX_COSTS): Tweak. Use addsubcosts.
5707 (ADDRESS_COST): Return higher cost for reg+reg addressing.
5709 2000-09-06 Geoff Keating <geoffk@cygnus.com>
5711 * config/rs6000/rs6000.c (validate_condition_mode): New function.
5712 (branch_comparison_operator): Call validate_condition_mode to
5713 abort rather than returning 0.
5714 (branch_positive_comparison_operator): New function.
5715 (scc_comparison_operator): Call validate_condition_mode to abort
5716 rather than returning 0.
5717 (ccr_bit): Call validate_condition_mode. Update for
5719 (print_operand): Delete %C modifier. Update %E case
5720 to use EQ bit not SO bit.
5721 (rs6000_reverse_condition): New function.
5722 (rs6000_generate_compare): New function.
5723 (rs6000_emit_sCOND): New function.
5724 (rs6000_emit_cbranch): New function.
5725 (output_cbranch): The length of a long branch insn is
5726 now only 8 bytes. Add validate_condition_mode. Use
5727 rs6000_reverse_condition. Remove cror generation.
5729 * config/rs6000/rs6000.h: Update comments.
5730 (PREDICATE_CODES): Add new predicate. Update codes used
5731 by branch_comparison_operator and scc_comparison_operator.
5732 * config/rs6000/rs6000-protos.h: Add prototypes for
5733 new external functions.
5734 * config/rs6000/rs6000.md: Add new scheduling parameters
5735 for cr_logical instructions. Change length of branch
5737 (bCOND patterns): Call rs6000_emit_cbranch.
5738 (sCOND patterns): Call rs6000_emit_sCOND.
5739 (branch patterns): Change lengths to 4.
5740 (cr logical patterns): New.
5742 2000-09-06 Richard Henderson <rth@cygnus.com>
5744 * config/i386/i386.md (call_pop): Fix test for setting
5745 current_function_uses_pic_offset_table.
5746 (call, call_value_pop, call_value): Likewise.
5748 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
5750 * timevar.c (timevar_add): Delete.
5751 (timevar_get): Also count time since the selected timer was
5752 last updated. Do not examine the timevar stack if the
5753 selected timer is standalone.
5755 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5757 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
5759 2000-09-05 Jason Merrill <jason@redhat.com>
5761 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
5762 for 'extern' arrays.
5764 2000-09-05 Richard Henderson <rth@cygnus.com>
5766 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
5767 Eliminate final copy from non-trapping case.
5768 (__divdf3, __divsf3): Likewise.
5770 2000-09-05 Richard Henderson <rth@cygnus.com>
5772 * config/ia64/ia64.md (mulhi3): Fix typo last change.
5773 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
5775 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
5777 * Makefile.in: Restructure bootstrap stages to allow clean
5778 restart after failure.
5780 2000-09-05 Richard Henderson <rth@cygnus.com>
5782 * config/ia64.md (movsi and movdi patterns): Allow moves from
5783 8-bit constants to AR registers.
5785 2000-09-05 Richard Henderson <rth@cygnus.com>
5787 * config/ia64/ia64.md (mulhi3): New.
5789 2000-09-05 Richard Henderson <rth@cygnus.com>
5791 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
5792 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
5793 Optimization Guide, minimum latency alternative.
5794 (__moddi3, __udivdi3, __umoddi3): Likewise.
5795 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
5797 2000-09-05 Bruce Korb <bkorb@gnu.org>
5799 * fixinc/fixincl.c (load_file): always read header files
5800 with sizes that are a multiple of the page size.
5801 & use libiberty's getpagesize for determining that.
5803 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
5805 * gcse.c (hash_string_1): Add prototype.
5806 * cse.c (canon_hash_string): Likewise.
5808 2000-09-04 Craig Newell <CraigN@ieee.org>
5810 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
5812 2000-09-04 Andreas Schwab <schwab@suse.de>
5814 * Makefile.in (STAGESTUFF): Remove libgcc.
5815 (stage1-start, stage2-start, stage3-start): Copy the contents of
5816 the libgcc directory explicitly.
5817 (mostlyclean): Clean libgcc.
5819 2000-09-04 Andrew Haley <aph@redhat.com>
5821 * dwarf2out.c: (stack_adjust_offset): New prototype.
5823 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
5825 * combine.c (make_extraction): Fix rtx_cost comparison to
5828 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
5830 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
5831 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
5832 Add '*' to insn pattern name.
5834 2000-09-04 Jakub Jelinek <jakub@redhat.com>
5836 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
5837 use posn - 1 to index into tokens array.
5838 (maybe_paste_with_next): Adjust caller.
5840 2000-09-03 Geoff Keating <geoffk@cygnus.com>
5842 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
5844 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
5845 (REGNO_REG_CLASS): Use symbolic register
5848 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
5850 * arm.c (final_prescan_insn): If the form of a jump insn isn't
5851 recognized, don't try to conditionally execute it.
5853 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
5855 * config/avr/avr.md ("*tablejump_lib"): New pattern.
5856 (call_value_insn): Right length claculation.
5857 (call_insn): Likewise.
5859 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
5861 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
5862 gas_output_limited_string, gas_output_ascii, output_movqi,
5863 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
5864 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
5865 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
5866 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
5867 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
5868 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
5869 Add "const" as needed to remove warnings.
5871 * config/avr/avr.c (avr_override_options, avr_init_once,
5872 function_prologue, function_epilogue, frame_pointer_required_p,
5873 class_likely_spilled_p, order_regs_for_local_alloc,
5874 avr_address_cost, avr_ret_register): Use K&R style arguments.
5875 (initial_elimination_offset, gas_output_limited_string):
5876 Remove ATTRIBUTE_UNUSED from the used arguments.
5877 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
5878 Use local variables src, dest, base to access operands[].
5879 Rename reg_dest to reg_src if that's what it is.
5880 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
5881 constants to LD_REGS if reg_was_0.
5882 (output_reload_insisf): Change arg 3 to insn length and set it.
5883 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
5884 access to 16-bit I/O register pairs.
5885 (avr_address_cost): Lower cost for the above case.
5886 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
5887 may be clobbered, also for LD_REGS.
5888 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
5891 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
5893 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
5894 macro to test_hard_reg_class function.
5895 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
5896 for loading immediate constants to LD_REGS.
5897 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
5900 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
5902 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
5903 * config/avr/libgcc.S: Lost part of the previous patch.
5905 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5907 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
5908 object before calling pthread_mutex_init.
5910 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
5912 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
5913 config/sh/crtn.asm: New files.
5914 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
5915 (crt1.o, crti.o, crtn.o): New targets.
5916 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
5918 * configure: Rebuilt.
5919 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
5920 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
5921 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5922 Undefine for config/elfos.h to redefine.
5923 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
5925 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
5927 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
5928 legitimize_pic_address, output_pic_addr_const): Declare.
5929 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
5930 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
5931 (TARGET_SWITCHES): New switch -mprefergot.
5932 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
5933 (PIC_OFFSET_TABLE_REGNUM): Define.
5934 (GOT_SYMBOL_TABLE): Likewise.
5935 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
5936 (ENCODE_SECTION_INFO): Define.
5937 (FINALIZE_PIC): New macros.
5938 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
5939 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
5940 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
5941 (prepare_move_operands): Call emit_pic_move or
5942 emit_pic_const_move if appropriate.
5943 (output_far_jump): For PIC, use braf and output long offset.
5944 (machine_dependent_reorg):
5945 (sh_expand_prologue): Save and initialize the PIC register.
5946 (sh_expand_epilogue): Restore it.
5947 (initial_elimination_offset): Account for it.
5948 (nonpic_symbol_mentioned_p): New function.
5949 (legitimize_pic_address): Likewise.
5950 (output_pic_addr_const): Likewise.
5951 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
5952 (call, call_value): Use them.
5953 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
5954 symPLT_label2reg): New expands.
5955 * invoke.texi (SH Options): Document -mprefergot.
5957 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
5959 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
5960 * gcse.c (hash_string_1): New function.
5961 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
5962 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
5963 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
5964 (canon_hash_string): New function.
5965 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
5966 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
5967 (fold_rtx): Use ASM_OPERANDS accessor macros.
5968 * emit-rtl.c (copy_insn_1): Likewise.
5969 * integrate.c (copy_rtx_and_substitute): Likewise.
5970 * stmt.c (expand_asm_operands): Likewise. Give an
5971 ASM_OPERANDS rtx the mode of the output reg being set from it.
5973 2000-09-01 Fred Fish <fnf@be.com>
5975 * fix-header.c (write_rbrac): Add putc and getc to list of
5976 functions to protect against prior definition as a macro.
5978 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
5980 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
5981 (c_size_type_node): Define.
5982 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
5983 * c-common.c (enum format_lengths, enum format_std_version,
5984 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
5985 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
5986 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
5987 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
5988 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
5989 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
5990 format_types): Define.
5991 (format_char_info, print_char_table, scan_char_table,
5992 time_char_table): Rearrange for new organization of information
5993 about format length modifiers and standard versions.
5994 (T_ST): Redefine to use c_size_type_node.
5995 (check_format_info): Obtain information about length modifiers and
5996 standard versions from tables. Adjust warning message wordings.
5997 Use the name from the user's program for `ll' and `hh' length
5998 modifiers in warning messages. Use more informative names for
5999 wanted types where available (for wchar_t, wint_t, size_t, signed
6000 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
6002 2000-09-01 Jim Wilson <wilson@cygnus.com>
6004 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
6005 * combine.c (distribute_notes): Handle REG_NORETURN.
6006 * rtl.c (reg_note_name): Add REG_NORETURN.
6007 * rtl.h (enum reg_note): Likewise.
6009 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
6011 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
6012 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
6013 (emit_predicate_relation_info): Handle conditional calls with
6015 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
6016 instead of ia64_file_start.
6017 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
6018 * config/ia64/ia64.md (safe_across_calls_all,
6019 save_across_calls_normal): New patterns.
6021 * loop.c (check_final_value): Check for biv use before checking for
6022 giv use. Check for both biv and giv uses. Always set last_giv_use
6023 if there is a giv use.
6025 2000-09-01 Richard Henderson <rth@cygnus.com>
6027 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
6028 (madddi3): Likewise.
6031 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6033 * expr.c (clear_storage): Don't use emit_move_insn unless
6034 either BLKmode or proper size.
6035 (store_constructor): Don't call clear_storage if REG of wrong size.
6037 * flow.c (init_propagate_block_info): Don't mark frame dead at end
6038 of function if returns wiht stack pointer depressed.
6040 2000-09-01 Andrew Haley <aph@redhat.com>
6042 * dwarf2out.c (stack_adjust_offset): New function.
6043 (dwarf2out_stack_adjust): Break out stack adjust logic into
6044 new stack_adjust_offset function. Look inside parallels and
6045 sequences for stack adjustments.
6047 2000-08-31 Jeff Law <law@cygnus.com>
6049 * arm.md: Use no_new_pseudos to determine when it is safe
6050 to create new pseudo registers.
6052 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
6053 when we can safely allocate new registers.
6055 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
6057 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
6058 so that CONCATs are not generated for ASMs.
6059 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
6060 not generating_concat_p.
6061 * function.c (pop_function_context_from): Reset
6062 generating_concat_p.
6063 (prepare_function_start): Likewise.
6064 * rtl.c (generating_concat_p): Define.
6065 * rtl.h (generating_concat_p): Declare.
6066 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
6068 2000-08-22 Philipp Thomas <pthomas@suse.de>
6069 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
6071 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
6074 2000-08-30 Greg McGary <greg@mcgary.org>
6076 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
6077 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
6078 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
6080 2000-08-30 Greg McGary <greg@mcgary.org>
6082 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
6083 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
6084 (TREE_INT_CST): New macro.
6085 * varasm.c (const_hash, compare_constant_1, record_constant_1):
6086 Use new macro TREE_INT_CST.
6088 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
6090 * contrib.texi: Add self.
6092 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
6094 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
6095 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
6098 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6100 * fixinc/gnu-regex.c: Don't define `const'.
6102 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6104 * expr.c (store_constructor): Allow variable bounds of array type.
6105 (expand_expr): Don't blow up if type is ERROR_MARK.
6106 * varasm.c (output_constructor): Don't access lower bound of array
6107 type unless need it if index is supplied (so it can be a variable
6108 if no index is supplied).
6109 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
6110 Other minor cleanups.
6112 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6114 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
6115 for compilations in stage 1 and subsequent stages, respectively.
6116 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
6117 * configure: Rebuilt.
6118 * x-vax, x-vax-gcc: Deleted.
6120 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
6122 * c-common.c (declare_function_name): Use func_id_node,
6123 function_id_node, and pretty_function_id_node. Do not make
6124 __func__ visible at file scope.
6125 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
6126 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
6127 (function_id_node, pretty_function_id_node, func_id_node): New
6129 * c-decl.c (init_decl_processing): Initialize function_id_node,
6130 pretty_function_id_node, and func_id_node.
6131 (c_make_fname_decl): Correct comment.
6133 * tree.h (struct tree_identifier): Constify pointer member.
6135 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
6136 * c-pragma.h (struct weak_syms): Constify name and value members.
6137 (add_weak): Constify arguments.
6139 * calls.c (special_function_p): Constify a char *.
6140 (expand_call): Remove variable which is initialized and then
6142 * dependence.c (struct def_use, struct induction, struct subscript):
6143 Constify 'variable' member.
6144 (get_low_bound, have_induction_variable): Constify char * argument.
6145 (find_induction_variable): Add braces to avoid dangling else.
6146 (classify_dependence): Constify char * arrays.
6147 * profile.c (output_func_start_profiler): Constify a char *.
6148 * stor-layout.c (finalize_record_size): Constify a char *.
6149 * tree.c (is_attribute_p): Constify a char *.
6150 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
6152 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
6153 for comprehensibility. Do not call get_identifier if we did
6154 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
6155 create temporary string constants, not ggc_alloc_string. No
6156 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
6157 char * to hold IDENTIFIER_POINTERs.
6159 2000-08-29 Richard Henderson <rth@cygnus.com>
6161 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
6164 2000-08-29 Richard Henderson <rth@cygnus.com>
6166 * reload.c (push_secondary_reload): Allow class == reload_class
6167 if we're using a reload_in/out pattern.
6169 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
6170 the half that does not conflict with the reload register.
6171 (reload_outti): Likewise.
6173 2000-08-29 Kazu Hirata <kazu@hxi.com>
6175 * reload.c: Fix formatting.
6177 * stmt.c: Fix formatting.
6179 * gcc.c: Fix formatting.
6181 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
6183 * flags.h (time_report, mem_report): New global flags.
6184 * toplev.c: Define time_report and mem_report.
6185 (f_options): Add -ftime-report and -fmem-report.
6186 (compile_file): Turn on time_report if quiet_flag is off.
6187 Call ggc_print_statistics at very end if mem_report is on.
6188 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
6190 * ggc-common.c (ggc_print_statistics): Rename to
6191 ggc_print_common_statistics; all callers changed. Scale
6192 quantities above 10K to kilobytes and above 10M to megabytes.
6193 * ggc-page.c (ggc_page_print_statistics): Rename to
6194 ggc_print_statistics. Report memory consumed by internal data
6195 structures for each allocation bucket. Scale quantities above
6196 10K to kilobytes and above 10M to megabytes.
6197 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
6198 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
6199 Define tally_leaves always.
6200 (ggc_print_statistics): New function.
6201 * ggc.h: Adjust for renamed functions.
6203 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
6205 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
6206 output_movsisf instead of which_alternative.
6208 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
6210 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
6212 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
6213 (avr_progmem_p): New prototype.
6214 (output_movsisf): Prototype declaration changed.
6215 (output_movqi): New prototype.
6216 (output_movhi): New prototype.
6217 (call_insn_operand): Likewise.
6218 (final_prescan_insn): Likewise.
6219 (avr_simplify_comparision_p): Likewise.
6220 (avr_normalize_condition): Likewise.
6221 (compare_eq_p): Likewise.
6222 (out_shift_with_cnt): Likewise.
6223 (const_int_pow2_p): Likewise.
6224 (output_reload_inhi): Prototype declaration changed.
6226 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
6227 (ldi_reg_rtx): New. rtx for r31.
6228 (avr_init_stack): Initialize as "__stack".
6229 (function_prologue): Use it.
6230 Replace all TARGET_ENHANCED with AVR_ENHANCED.
6231 (avr_mcu_name): Initialize as "avr2".
6232 (avr_enhanced_p, avr_mega_p): New variables.
6233 (mcu_types, avr_override_options): Handle all known MCU types.
6234 Also handle avr1 (only preprocess, assemble and link).
6235 (print_operand): Using of `%K' in output template removed.
6236 (out_movqi_r_mr): Optimized.
6237 (out_movhi_r_mr): Likewise.
6238 (output_movqi): New function.
6239 (output_movhi): Likewise.
6240 (out_movsi_r_mr): Optimized.
6241 (output_movsisf): Compute insn length for `adjust_insn_length'
6242 (out_movqi_mr_r): Optimized.
6243 (out_movhi_mr_r): Optimized.
6244 (adjust_insn_length): Use output_movsisf, output_movqi,
6245 output_movhi for insn length adjusting.
6246 (reg_unused_after): Use dead_or_set_p.
6247 (preferred_reload_class): Now havn't any restriction.
6248 (reg_was_0): New function.
6249 (io_address_p): Likewise.
6250 (const_int_pow2_p): Likewise.
6251 (output_reload_inhi): Likewise.
6252 (output_reload_insisf): Likewise.
6254 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
6255 (LIB_SPEC): Use -lc for all supported devices.
6256 (LIBGCC_SPEC): Use -lgcc for all supported devices.
6257 (AVR_MEGA): Define as avr_mega_p.
6258 (AVR_ENHANCED): New, define as avr_enhanced_p.
6259 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
6260 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
6261 (CRT_BINUTILS_SPECS): Handle all known MCU types.
6262 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
6263 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
6264 (ASM_SPEC): Pass -mmcu=... to the assembler.
6265 Change all -DAVR_* to -D__AVR_*__.
6266 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
6267 Rename library functions to start with two underscores.
6268 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
6270 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
6271 (SUPPORTS_WEAK): Likewise.
6272 (LDI_REG_REGNO): New. Register r31 will be used as temporary
6273 register for loading constants to r0-r14.
6275 * config/avr/avr.md: Replace all TARGET_ENHANCED with
6277 (*mov_r_sp): Removed. Handled by output_movhi.
6278 (*mov_sp_r): Likewise.
6279 (*mov_sp_r_no_interrupts): Likewise
6280 (*mov_sp_r_tiny): Likewise.
6281 (*movqi): Use output_movqi.
6282 (*reload_inqi): New.
6283 (*movhi): Use output_movhi.
6284 (*reload_inhi): New.
6285 (*negsi2): Optimized.
6286 (*negsf2): Likewise.
6287 Added peepholes (define_peephole2) for loading constants to r0-r14
6288 and for using `cpse' command.
6290 * config/avr/libgcc.S: Rename library functions to start with two
6292 Add support for enhanced core.
6293 (_moqhi3): Fix typo, now _modqi3.
6294 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
6295 (__prologue_saves__): Remove test for stack adjust by 0.
6296 (__tablejump__): New.
6298 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
6299 Add multilib support.
6301 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
6303 * loop.c (prescan_loop): Don't check unknown_address_altered
6304 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
6305 to loop_store_mems as necessary.
6306 (loop_invariant_p): Don't check unknown_address_altered
6307 or unknown_constant_address_altered.
6309 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6311 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
6313 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
6315 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
6316 print just the filename.
6317 * cpplex.c (_cpp_run_directive): Add additional argument, the
6318 name to give the synthetic buffer. This defaults to
6319 translated "<command line>".
6320 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
6322 (_cpp_define_builtin): New function.
6323 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
6324 * cpphash.h: Update prototypes.
6326 * tradcpp.c (main): Process -D and -U simultaneously, in the
6327 order they appeared on the command line.
6329 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6331 * c-decl.c (define_label): Call warning_with_file_and_line and
6332 error_with_file_and_line instead of plain warning or error.
6334 * c-parse.in (label): Use save_filename/save_lineno to ensure
6335 correct values for calls to define_label.
6337 2000-08-29 Mark Mitchell <mark@codesourcery.com>
6339 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
6341 * expr.c (expand_expr, case TARGET_EXPR): Don't call
6343 * tree.h (get_file_function_name): Remove two duplicate
6346 2000-08-28 Kazu Hirata <kazu@hxi.com>
6348 * tree.c: Fix formatting.
6350 * xcoffout.c: Fix formatting.
6352 2000-08-28 Jason Merrill <jason@redhat.com>
6354 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
6356 2000-08-28 Daniel Berlin <dberlin@redhat.com>
6358 * dwarf2out.c (dwarf2out_finish): Don't bother calling
6359 break_out_includes if it won't do anything.
6361 2000-08-28 Richard Henderson <rth@cygnus.com>
6363 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
6364 (find_reloads): Likewise.
6365 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
6366 (reload_inhi): Likewise.
6368 2000-08-28 Richard Henderson <rth@cygnus.com>
6370 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
6371 (call_insn_operand): Don't expect a surrounding mem.
6372 (constant_call_address_operand): Likewise.
6373 * config/i386/i386.h (PREDICATE_CODES): Update.
6374 * config/i386/i386.md (call patterns): Move the match_operand
6375 for the call destination inside the mem.
6377 2000-08-28 Richard Henderson <rth@cygnus.com>
6379 * local-alloc.c (requires_inout): Don't use reserved range for
6380 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
6381 * recog.c (asm_operand_ok): Likewise.
6382 (preprocess_constraints, constrain_operands): Likewise.
6383 * regclass.c (record_reg_classes): Likewise.
6384 * reload.c (find_reloads): Likewise.
6385 * reload1.c (maybe_fix_stack_asms): Likewise.
6386 (reload_cse_simplify_operands): Likewise.
6387 * stmt.c (expand_asm_operands): Likewise.
6389 * md.texi: Update constraints documentation.
6390 * tm.texi (EXTRA_CONSTRAINT): Update.
6392 2000-08-28 Daniel Berlin <dberlin@redhat.com>
6394 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
6395 (print_die): If we don't know the offset of the
6396 target die, try the symbol. Add a trailing newline.
6397 (reverse_all_dies): New fn.
6398 (dwarf2out_finish): Call it.
6399 (break_out_includes): Reorganize for clarity.
6400 (add_sibling_attributes): Don't call reverse_die_lists.
6401 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
6403 * flags.h: Add flag_eliminate_dwarf2_dups.
6404 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
6406 2000-08-28 Jason Merrill <jason@redhat.com>
6408 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
6409 * dwarf2out.c: #include "md5.h".
6410 (DIE_LABEL_PREFIX): New macro.
6411 (dw_val_struct): Add 'external' flag to val_die_ref.
6412 (add_AT_die_ref, AT_ref): Adjust.
6413 (AT_ref_external, set_AT_ref_external): New fns.
6414 (build_abbrev_table): Call set_AT_ref_external.
6415 (value_format): Call AT_ref_external.
6416 (die_struct): Add die_symbol field.
6417 (new_die): Clear it.
6418 (dwarf_tag_name): Handle BINCL/EINCL.
6419 (dwarf2out_start_source_file): Add BINCL DIE.
6420 (dwarf2out_end_source_file): Add EINCL DIE.
6421 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
6422 (loc_checksum, attr_checksum, die_checksum): New fns.
6423 (is_type_die, is_comdat_die, is_symbol_die): New fns.
6424 (compute_section_prefix, assign_symbol_names): New fns.
6425 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
6426 (output_die): Call output_die_symbol and AT_ref_external.
6427 (output_comdat_comp_unit): New fn, split out from...
6428 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
6430 (output_pubnames, output_aranges): Abort if we see entries from
6432 * toplev.h: Declare file_name_nondirectory.
6433 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
6434 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
6435 (debug_start_source_file): Call dwarf2out_start_source_file
6436 regardless of debug verbosity.
6437 (debug_end_source_file): Similarly.
6438 * tree.h: Declare clean_symbol_name.
6439 * tree.c (clean_symbol_name): Split out from...
6440 (get_file_function_name_long): ...here.
6442 * dwarf2out.c (new_loc_descr): Use calloc.
6443 (splice_child_die): Remove the die from the right parent.
6444 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
6446 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6448 * toplev.c (decode_g_option): Don't give warning for unknown -g
6449 option; return 0 instead.
6450 (main): If -g option is not recognized by front end or
6451 language-independent code, give warning.
6453 2000-08-28 Greg McGary <greg@mcgary.org>
6455 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
6456 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
6457 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
6459 2000-08-27 Greg McGary <greg@mcgary.org>
6461 * cpplex.c (parse_string): Don't look for backslash
6462 before first char in `namebuf'.
6463 * loop.c (strength_reduce): Skip NOTEs.
6465 2000-08-27 Jason Merrill <jason@redhat.com>
6467 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
6468 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
6469 TREE_ASM_WRITTEN, either.
6470 (finish_decl): Adjust.
6472 2000-08-28 Philipp Thomas <pthomas@suse.de>
6474 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
6475 they have been incorporated into the gettext CVS. Change the text to
6476 reflect the current status of NLS. Add instructions for accessing
6477 the gettext CVS and add the patch from Martin v. Loewis.
6479 2000-08-27 Geoff Keating <geoffk@cygnus.com>
6481 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
6482 by using gen_lowpart_common.
6483 (movdi_internal64+6): Likewise.
6485 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
6487 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
6490 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
6491 numbers to the ranges used by GDB.
6493 2000-08-25 Richard Henderson <rth@cygnus.com>
6495 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
6496 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
6497 (ia64_expand_prologue): Likewise.
6498 (ia64_setup_incoming_varargs): Set it. Properly skip the current
6499 argument for stdargs.
6501 2000-08-25 Jason Merrill <jason@redhat.com>
6503 * integrate.c (expand_inline_function): Pull out the original decl.
6505 2000-08-25 Jim Wilson <wilson@cygnus.com>
6507 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
6509 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
6511 2000-08-25 Greg McGary <greg@mcgary.org>
6513 * flow.c (dump_edge_info): Use ARRAY_SIZE.
6514 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
6516 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
6518 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
6520 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
6522 * i386.c (ix86_find_base_term): New.
6523 * i386-protos.h (ix86_find_base_term): Prototype.
6524 * i386.h (FIND_BASE_TERM): Define.
6525 * alias.c (find_base_term): Use it.
6526 * tm.texi (FIND_BASE_TERM): Document it.
6528 * alias.c (true_dependence, write_dependence_p): Unchanging
6529 memory can't conflict with non-unchanging memory.
6531 * alias.c (memrefs_conflict_p): A BLKmode reference
6532 to a symbol (or CONST_INT address) always conflicts
6533 with a reference to another symbol.
6535 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
6537 * c-common.c (time_char_table): Don't allow width and flags with
6540 2000-08-25 Jakub Jelinek <jakub@redhat.com>
6542 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
6543 way as LT and LTU when the second operand has 0 in low word.
6545 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6547 * basic-block.h (struct loop): Rename `exits' field to
6548 `exit_edges'. Add `entry_edges' and `num_entries' fields.
6550 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
6551 (flow_loop_entry_edges_find): Add.
6552 (flow_edge_list_print): Rename from flow_exits_print.
6553 (flow_loops_find): Call flow_loop_entry_edges_find.
6554 (flow_loop_dump): Dump entry_edges list.
6555 (flow_loops_free): Free entry_edges.
6557 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6559 * loop.c (loop_dump_aux, debug_loop): New functions.
6560 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
6562 * flow.c (flow_loops_dump): Add callback parameter.
6563 (flow_loop_dump): Add callback parameter and call it. Move
6564 loop note debugging code to loop_dump_aux.
6566 * basic-block.h (flow_loop_dump): Add callback parameter
6567 (flow_loops_dump): Likewise.
6569 * toplev.c (rest_of_compilation): Add NULL callback function pointer
6570 to call to flow_loops_dump.
6572 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6574 * loop.c (count_loop_regs_set): Replace start and end arguments
6575 with loop argument. All callers udated.
6577 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6579 * loop.c (constant_high_bytes): Delete.
6581 2000-08-26 Michael Hayes <mhayes@cygnus.com>
6583 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
6584 and NOTE_INSN_LOOP_VTOP to...
6585 (find_and_verify_loops) ...here.
6587 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
6589 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
6590 (fini_dummy, init_dummy): Use it.
6592 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
6594 * cpplex.c (is_macro_disabled): Caller has already checked
6595 that we're not a preprocessed file.
6597 2000-08-24 Mark Mitchell <mark@codesourcery.com>
6599 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
6600 (c-iterate.o): Remove target.
6601 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
6602 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
6603 (finish_decl): Don't handle iterators.
6604 (grokdeclarator): Likewise.
6605 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
6606 * gcc/c-gperf.h: Regenerated.
6607 * gcc/c-iterate.c: Removed.
6608 * gcc/c-lex.c (init_lex): Don't handle iterators.
6609 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
6610 (compstmt_primary_start): Remove push_iterator_stack call.
6611 (stmt): Don't allow iterator statements. Replace iterator_expand
6612 with expand_expr_stmt.
6613 (all_iter_stmt): Remove.
6614 (all_iter_stmt_simple): Likewise.
6615 (all_iter_stmt_with_decl): Likewise.
6616 * gcc/c-tree.h (ITERATOR_P): Remove.
6617 (ITERATOR_BOUND_P): Likewise.
6618 (init_iterators): Remove declaration.
6619 (iterator_expand): Likewise.
6620 (iterator_for_loop_start): Likewise.
6621 (iterator_for_loop_end): Likewise.
6622 (iterator_for_loop_record): Likewise.
6623 (push_iterator_stack): Likewise.
6624 (pop_iterator_stack): Likewise.
6625 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
6626 (readonly_warning): Likewise.
6627 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
6629 2000-08-24 Jim Wilson <wilson@cygnus.com>
6631 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
6632 Copy type in a TYPE_DECL, just like pushdecl does.
6634 2000-08-24 Richard Henderson <rth@cygnus.com>
6636 * toplev.c (main): Enable flag_reorder_blocks at -O2.
6638 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6640 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
6641 asked for one page, allocate GGC_QUIRE_SIZE of them and put
6642 the extras on the free list.
6643 (release_pages): Clean up.
6644 (ggc_set_mark): Don't adjust G.allocated here...
6645 (sweep_pages): ... do it here.
6647 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
6649 * cppfiles.c (read_include_file): Rearrange initializations.
6651 2000-08-24 Richard Henderson <rth@cygnus.com>
6653 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
6655 * config/ia64/ia64-protos.h: Update.
6656 * config/ia64/ia64.c (gr_register_operand): New.
6657 (fr_register_operand, grfr_register_operand): New.
6658 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
6659 (grfr_reg_or_8bit_operand): New.
6660 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
6661 use gr_register_operand.
6662 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
6663 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
6664 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
6665 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
6666 (fr_reg_or_fp01_operand): Likewise.
6667 (not_postinc_memory_operand): New.
6668 (ia64_split_timode): Remove unused variables.
6669 (rtx_needs_barrier): Check arguments to cmpxchg.
6670 (builtin_description): Remove.
6671 (bdesc_2argsi, bdesc_2argdi): Remove.
6672 (ia64_init_builtins): Declare all builtins directly.
6673 (ia64_expand_fetch_and_op): Rewrite to be called from
6674 ia64_expand_builtin directly. Use expand_binop and co.
6675 (ia64_expand_op_and_fetch): Likewise.
6676 (ia64_expand_compare_and_swap): Likewise.
6677 (ia64_expand_binop_builtin): Remove.
6678 (ia64_expand_lock_test_and_set): New.
6679 (ia64_expand_lock_release): New.
6680 (ia64_expand_builtin): Use them.
6681 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
6682 (EXTRA_CONSTRAINT): Use it.
6683 (PREDICATE_CODES): Update.
6684 * config/ia64/ia64.md (*): Use gr_register_operand and co.
6685 (mf): Indicate that we set memory as well as use it.
6686 (fetchadd_acq_si): Show memory being modified as well.
6687 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
6688 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
6689 (lock_test_and_set_si, lock_test_and_set_di): Remove.
6690 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
6691 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
6692 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
6693 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
6694 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
6695 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
6696 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
6697 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
6698 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
6699 return type. Pretty print definitions.
6701 2000-08-24 Jim Wilson <wilson@cygnus.com>
6703 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
6704 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
6706 2000-08-24 Jason Merrill <jason@redhat.com>
6708 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
6709 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
6710 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
6711 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
6713 2000-08-24 Greg McGary <greg@mcgary.org>
6715 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
6716 and extendtab within their proper array boundaries.
6717 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
6718 for the entire array.
6720 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
6721 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
6722 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
6723 * config/fr30/fr30.c (fr30_print_operand): Likewise.
6724 * config/i386/dgux.c (output_options): Likewise.
6725 * config/i386/dgux.h (ASM_FILE_START): Likewise.
6726 * config/m88k/m88k.c (output_options): Likewise.
6727 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
6728 * config/mcore/mcore.c (mcore_output_inline_const_forced,
6729 layout_mcore_frame, handle_structs_in_regs): Likewise.
6730 * config/mips/mips.c (output_block_move): Likewise.
6731 * config/rs6000/rs6000.c (rs6000_override_options,
6732 rs6000_file_start): Likewise.
6733 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
6734 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
6735 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
6736 * builtins.c (expand_builtin_setjmp): Likewise.
6737 * expr.c (safe_from_p): Likewise.
6738 * flow.c (life_analysis): Likewise.
6739 * fold-const.c (size_int_type_wide): Likewise.
6740 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
6741 * genattrtab.c (make_length_attrs): Likewise.
6742 * genopinit.c (gen_insn): Likewise.
6743 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
6744 * global.c (global_alloc): Likewise.
6745 * local-alloc.c (find_free_reg): Likewise.
6746 * mips-tdump.c (print_symbol): Likewise.
6747 * mips-tfile.c (parse_def, parse_input): Likewise.
6748 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
6749 * stmt.c (expand_nl_goto_receiver): Likewise.
6750 * stor-layout.c (set_sizetype): Likewise.
6751 * varasm.c (decode_reg_name): Likewise.
6752 * toplev.c (decode_f_option, decode_W_option,
6753 set_target_switch, print_switch_values): Likewise.
6754 (NUM_ELEM): Remove macro.
6755 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
6757 2000-08-24 Greg McGary <greg@mcgary.org>
6759 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
6760 (MAIN_NAME_P, main_identifier_node): New macros.
6761 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
6762 * c-decl.c (start_decl, grokdeclarator, start_function,
6763 store_parm_decls, finish_function): Use MAIN_NAME_P.
6764 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
6765 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
6766 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6767 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
6769 2000-08-24 Greg McGary <greg@mcgary.org>
6771 * cppfiles.c (actual_directory): Don't write beyond `dir'
6772 when it contains "".
6773 * real.c (asctoeg): Stay within bounds of etens[][].
6775 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6777 * dependence.c (dependence_string, direction_string,
6778 dump_one_node, dump_node_dependence): Hide unused identifiers.
6779 (get_low_bound, normalize_coefficients): Match definition to
6781 (get_one_coefficient): Initialize variables `value0_is_idx' and
6783 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
6784 (ziv_test): Delete variable `idx', use parameter `sub' instead.
6785 (direction_merge): Avoid automatic aggregate initialization.
6786 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
6787 Initialize variables `dest_idx' and `src_idx'.
6788 (end_dependence_analysis): Avoid C89 style function definition.
6790 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
6792 * c-common.c (time_char_table): Don't allow width with %F.
6793 (check_format_info): Don't allow "Z" length with scanf.
6795 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
6797 * diagnostic.c (finish_diagnostic): Define.
6798 (output_do_printf): Use wrap_text instead of output_add_string.
6799 (default_print_error_function): Avoid embedded '\n'.
6801 * diagnostic.h (flush_diagnostic_buffer): Declare.
6803 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
6805 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
6807 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
6809 * Makefile.in (GCC_PASSES): Add specs.
6811 2000-08-23 Jim Wilson <wilson@cygnus.com>
6813 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
6814 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
6815 EHANDLER nor UHANDLER bit is set.
6816 (__get_except_table): Likewise.
6818 2000-08-23 Nick Clifton <nickc@redhat.com>
6820 * config/arm/lib1funcs.asm: Replace upper case condition codes
6821 with lower case versions.
6823 * config/arm/arm.h (STRUCT_VALUE): Define.
6824 (STRUCT_VALUE_REGNUM): Delete.
6826 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
6828 * cpphash.h (IN_I): New flag for directive table.
6829 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
6831 (_cpp_check_directive): If -fpreprocessed, execute directives
6832 marked with IN_I. Issue no warnings in this case.
6833 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
6835 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
6837 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
6839 (check_format_info): Support printf 'I' flag; warn about it with
6842 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
6844 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
6845 barrier can't be ignored by the alias analysis code.
6847 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
6849 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
6850 works inside fixincl.
6852 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
6854 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
6855 simplify_relational_operation() unless both operands are of
6857 * cse.c (fold_rtx): Likewise.
6859 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
6861 * rtlanal.c (rtx_unstable_p): The pic register is stable
6862 (within one function) and the actual rtx should be used
6863 when checking the registers.
6864 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
6866 * alias.c (true_dependence, write_dependence_p): Fix
6867 bug in previous patch.
6869 * i386.c (ix86_GOT_alias_set): New.
6870 (legitimize_pic_address): Use it.
6872 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
6873 only stable if its address is stable.
6874 (rtx_varies_p): An unchanging MEM can't vary if
6875 its address doesn't vary.
6877 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6879 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
6881 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
6883 * vax.h (ASM_SPEC): Pass `-J' to assembler.
6884 * x-vax-gcc: New file for bootstrapping with gcc.
6885 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
6886 * configure.in: Use x-vax-gcc with gcc.
6887 * configure: Rebuilt.
6889 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6891 * toplev.c (rest_of_compilation): Rebuild label notes after
6892 post-reload splitting pass if new labels have been created.
6894 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6896 * diagnostic.h (output_buffer_state): New macro.
6897 * diagnostic.c (diagnostic_for_decl, sorry,
6898 default_print_error_function, output_do_verbatim,
6899 report_diagnostic, report_problematic_module): Use it.
6901 (output_format): Use wrap_text instead of maybe_wrap_text.
6903 2000-08-22 Nick Clifton <nickc@redhat.com>
6905 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
6906 Common code for ARM divide and modulus functions.
6907 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
6909 (FUNC_END): New macro: Common code at the end of the division and
6911 (THUMB_FUNCTION_START): New macro: Common code at the start of
6913 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
6915 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
6917 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
6919 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
6920 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
6923 2000-08-22 Nick Clifton <nickc@redhat.com>
6925 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
6926 restorative additions, test for bottom bits of IP being set,
6927 rather than relying upon the RORs not matching.
6930 2000-08-22 David Edelsohn <edelsohn@gnu.org>
6932 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
6933 text_section() as appropriate instead of emitting text csect
6935 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
6936 (UNIQUE_SECTION): Define macro.
6937 (ASM_OUTPUT_SECTION_NAME): Define macro.
6938 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
6939 on AIX if debugging and -fdata-sections always.
6941 2000-08-22 Steven King <sxking@uswest.net>
6943 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
6945 (LDBL_MAX): Same here.
6947 2000-08-22 Richard Henderson <rth@cygnus.com>
6949 * flow.c (tidy_fallthru_edge): Update b->end properly.
6951 2000-08-22 Stan Cox <scox@redhat.com>
6953 * Makefile.in (OBJS): Add dependence.o.
6954 * dependence.c: New file.
6956 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
6958 * calls.c (check_sibcall_argument_overlap_1): Adjust for
6960 (check_sibcall_argument_overlap): Likewise.
6962 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
6964 * invoke.texi (SH Options): Document -m4-nofpu,
6965 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
6966 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
6968 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
6970 * c-common.c (check_format_info): Give the 'some locales' warning
6971 for strftime %Ey rather than the unconditional 'only last 2 digits
6974 2000-08-22 Richard Henderson <rth@cygnus.com>
6976 * alias.c (init_alias_analysis): Do not register
6977 struct_value_incoming_rtx or static_chain_rtx as pointing
6980 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
6982 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
6984 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
6986 * diagnostic.h (report_problematic_module): Declare.
6987 * diagnostic.c (report_problematic_module): New function.
6988 (report_error_function): Tweak.
6990 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6992 * stmt.c (expand_goto_internal, fixup_gotos): Only check
6993 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6995 2000-08-21 Richard Henderson <rth@cygnus.com>
6997 * flow.c (calculate_global_regs_live): Mark frame pointer live
6998 everywhere before reload.
7000 2000-08-21 Jim Wilson <wilson@cygnus.com>
7002 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
7003 INTEL_EXTENDED_IEEE_FORMAT.
7004 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
7005 clear last two bytes of output FP value.
7007 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
7009 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
7011 2000-08-21 Jakub Jelinek <jakub@redhat.com>
7013 * unroll.c (loop_find_equiv_value): If ret is modified between
7014 insn and loop_start, ret might not be equivalent to reg.
7016 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
7018 * c-common.c (init_dollar_format_checking,
7019 maybe_read_dollar_number, finish_dollar_format_checking): New
7021 (dollar_arguments_used, dollar_arguments_count,
7022 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
7024 (check_format_info): Support $ formats for scanf and printf width
7025 and precision. Always increment format_chars to advance past the
7026 '*' of precision, not just when the format parameters are
7029 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7031 * mips.c (block_move_loop, expand_block_move,
7032 function_arg_partial_nregs, save_restore_insns, function_prologue,
7033 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
7035 (function_arg_advance, function_arg): Match argument to format
7038 2000-08-21 Nix <nix@esperi.demon.co.uk>
7040 * gcc.c (do_spec_1): Implement %j spec flag.
7041 Remove dead comment.
7043 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
7044 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
7045 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
7046 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
7048 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
7049 writable) instead of hardcoded value.
7051 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
7053 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
7056 * gcc.c (cc1_options): Do not process -o or run the assembler if
7058 * objc/lang-spec.h: Likewise.
7060 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
7062 * fixinc/fixincl.c (fix_with_system): Pipe the output of
7063 "external" fixes through `cat', to avoid truncating the input
7064 file by redirection.
7066 2000-08-21 Jakub Jelinek <jakub@redhat.com>
7068 * config/i386/i386.md (lea_general_1): Copy insn condition to split
7070 (lea_general_2, lea_general_3): Likewise.
7072 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7074 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
7075 warnings to user code.
7077 * c-lex.c (readescape, yylex): Likewise.
7079 * c-typeck.c (store_init_value, process_init_element): Likewise
7080 (c_expand_start_case): Format.
7082 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
7084 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
7086 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
7087 and linker_endian_spec to endian_spec.
7088 (ENDIAN_SPEC): Add %{EB} and %{EL}.
7089 (LINK_SPEC): Remove %{EB} and %{EL}.
7090 (ASM_SPEC): Likewise. Use %(endian_spec).
7092 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
7094 * c-tree.h (flag_hosted): Move declaration from here...
7095 * c-common.h (flag_hosted): ... to here.
7096 (flag_noniso_default_format_attributes): New declaration.
7097 * c-decl.c (flag_noniso_default_format_attributes): New variable.
7098 (c_decode_option): Set it appropriately for options choosing
7099 language standard variant.
7100 * c-common.c (init_function_format_info): Only provide default
7101 format attributes if flag_hosted. Only provide the gettext
7102 formats if flag_noniso_default_format_attributes. Update
7104 (check_format_info): Disable treatment of %a as a scanf flag in
7107 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
7109 * c-common.c (scan_char_table): Add 'w' to flags for all formats
7111 (check_format_info): Set 'wide' for scanf format widths. Warn for
7112 a zero scanf width. Make the check for writing into a constant
7113 object at the first level of indirection; at later levels, warn if
7114 any type qualifiers are encountered.
7116 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
7118 * reload.c (reload_inner_reg_of_subreg): New function broken out of
7120 (push_reload): Use reload_inner_reg_of_subreg.
7121 (combine_reloads): Do not combine reloads if the input reload
7122 is a SUBREG in which the inner part will need reloading.
7124 * global.c (global_alloc): Avoid passing dumpfile argument to
7126 * toplev.c (rest_of_compilation): Likewise.
7127 * reload.h (reload): Remove dumpfile argument. Callers changed.
7128 (debug_reload, debug_reload_to_stream): Move prototypes here.
7129 * rtl.h (reload): Remove dumpfile argument.
7130 * reload.c (debug_reload): Remove prototype.
7131 (debug_reload_to_stream): Likewise.
7132 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
7135 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
7137 * diagnostic.c (context_as_prefix): Export.
7138 (need_error_newline): Remove.
7139 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
7140 (error_module_changed, record_last_error_module,
7141 error_function_changed, record_last_error_function): New functions.
7142 (initialize_diagnostics): Default intialize
7143 lang_diagnostic_starter, lang_diagnostic_finalizer.
7144 (init_output_buffer): Tweak.
7145 (file_name_as_prefix): New function.
7146 (announce_function, default_print_error_function,
7147 report_error_function, set_diagnostic_context): Tweak.
7149 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
7151 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
7152 condition expression.
7154 2000-08-20 Richard Henderson <rth@cygnus.com>
7156 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
7158 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
7160 * cppinit.c (cpp_init): Set global flag when called.
7161 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
7163 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
7165 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
7166 before `process_directive' so that newlines won't be missed
7168 (cpp_printf): Increment `print->lineno' when newline is emitted.
7170 * cppmain.c (cb_ident): Likewise.
7171 (cb_define): Likewise.
7172 (cb_undef): Likewise.
7173 (cb_include): Likewise.
7174 (cb_def_pragma): Likewise.
7175 (dump_macros_helper): Likewise.
7177 2000-08-20 Richard Henderson <rth@cygnus.com>
7179 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
7180 assigned before a loop.
7182 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
7183 (ashrsi3, lshrsi3): Likewise.
7185 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
7187 * c-lang.c: #include diagnostic.h
7188 (c_tree_printer): New function.
7189 (lang_init): Initialize lang_printer.
7191 * Makefile.in (c-lang.o): Depends on diagnostic.h
7193 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
7195 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
7197 * diagnostic.c (default_diagnostic_starter,
7198 default_diagnostic_finalizer): New functions.
7199 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
7200 (pedwarn, pedwarn_with_file_and_line, error,
7201 error_with_file_and_line, fatal, warning,
7202 warning_with_file_and_line): Adjust call to report_diagnostic.
7203 (report_diagnostic): Rework.
7204 (set_diagnostic_context): New function.
7206 * diagnostic.h (struct diagnostic_context): New data structure.
7207 (diagnostic_message, diagnostic_argument_list,
7208 diagnostic_file_location, diagnostic_line_location,
7209 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
7210 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
7211 (set_diagnostic_context): Declare.
7212 (report_diagnostic): Change prototype.
7214 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
7216 * fix-header.c (main): Initialize cpplib.
7218 2000-08-19 Michael Meissner <meissner@redhat.com>
7220 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
7221 instructions in it before checking for indirect jumps.
7223 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
7224 in a indirect jump as a potential for conditional execution.
7226 * d30v.h (d30v_init_expanders): Don't declare here.
7227 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
7230 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
7232 * cpp.texi: Add @section for assertions.
7234 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
7236 * loop.c (scan_loop): Use CONST_CALL_P instead of
7237 checking for REG_LIBCALL / REG_RETVAL.
7239 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
7241 * reload1.c (reload_as_needed): Accept dumpfile argument,
7242 pass it to emit_reload_insns.
7243 (emit_reload_insns): Add new dumpfile argument. If non-null
7244 then dump the reloads for each insn into the dumpfile.
7245 (reload): Pass dumpfile to reload_as_needed.
7247 * invoke.texi: Clean up linux-gnu vs linux comments.
7249 2000-08-19 Richard Henderson <rth@cygnus.com>
7251 * config/ia64/ia64.c (reg_or_5bit_operand): New.
7252 (ia64_depz_field_mask): New.
7253 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
7254 (PREDICATE_CODES): Update.
7255 * config/ia64/ia64.md: Update commentary.
7256 (depz_internal): New.
7257 (ashlsi3): Implement directly.
7258 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
7259 (ashldi3): Use shladd.
7260 * config/ia64/ia64-protos.h: Update.
7262 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
7264 * toplev.c (independent_decode_option): Always process -g.
7265 Remove third argument, now unused. Adjust caller to match.
7267 2000-08-18 Richard Henderson <rth@cygnus.com>
7269 * combine.c (make_compound_operation): Break after creating
7272 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
7274 * cpplib.c (cpp_register_pragma_space): Just return if the
7275 namespace is already registered.
7277 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
7279 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
7280 constant amount. Do not generate ROTL instruction.
7282 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
7284 * config/sh/elf.h: Do not include sh/sh.h.
7285 * config/sh/rtems.h: Likewise.
7286 * config/sh/rtemself.h: Do not include sh/elf.h.
7287 * configure.in: Get them included with `tm_file's.
7288 * configure: Rebuilt.
7290 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
7291 * config/sh/sh.c (fpscr_set_from_mem): Use them.
7293 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7295 * stor-layout.c (compute_record_type): Don't use mode of single
7296 field as mode of record if not integer mode of same type.
7298 * regmove.c (perhaps_ends_bb_p): New function.
7299 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
7300 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
7301 (fixup_match_1): Likewise.
7302 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
7303 avoid signed/unsigned warnings.
7305 * function.c (fixup_var_refs_1, case MEM): Update CODE after
7308 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
7310 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
7311 (_cpp_trigraph_map): Declaration moved from cpplex.c
7313 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
7314 instead of 256. Use consistent test for designated initializers.
7315 (cpp_init): Initialize trigraph_map.
7316 (initialize_standard_includes, parse_option): Use memcmp
7319 * cpplex.c (init_trigraph_map): Remove.
7320 (trigraph_ok, trigraph_replace, lex_line): Refer to
7323 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
7324 (do_unassert): Remove unused "next" local.
7326 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
7328 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
7330 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
7333 2000-08-17 Richard Henderson <rth@cygnus.com>
7335 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
7336 the first insn in a sequence.
7338 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
7340 * alias.c (true_dependence, write_dependence_p): A read
7341 involving a label_ref or the constant pool doesn't create
7344 * rtl.h (unchanging): Improve documentation.
7346 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
7348 * cse.c (insert_regs): Remove unused `regno'.
7350 2000-08-17 Neil Booth <NeilB@earthling.net>
7352 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
7353 remove_dup_dirs. If qtail == brack, remove brack not
7355 (remove_dup_dir, remove_dup_dirs): New functions.
7357 2000-08-17 Neil Booth <NeilB@earthling.net>
7359 * cppinit.c (cpp_cleanup): Free include dir chains.
7360 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
7361 (do_unassert): Free the assert with _cpp_free_definition.
7362 * cppmacro.c (_cpp_free_definition): Free memory allocated for
7363 assertions. Make the node a T_VOID node.
7365 2000-08-17 Neil Booth <NeilB@earthling.net>
7367 * cppinit.c (path_include, append_include_chain):
7368 Remove 2nd parameter (struct cpp_pending *).
7369 (path_include, initialize_standard_includes, cpp_handle_option):
7370 Update callers appropriately.
7371 (cpp_handle_option): Use pend.
7373 2000-08-17 Neil Booth <NeilB@earthling.net>
7375 * cppinit.c (sort_options): Remove, put functionality in
7378 (initialize_builtins): Free memory.
7379 (cpp_start_read): Move init_IStable to cpp_init.
7381 * cpplib.h (cpp_init): New prototype.
7382 * cppmain.c (main): Call cpp_init.
7384 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
7386 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
7387 (rtx_unstable_p, rtx_varies_p): Process vectors.
7389 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
7391 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
7392 references to GLOBAL symbols. Use LOCAL where appropriate.
7394 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7396 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
7397 use t-aix41 when host == target.
7399 2000-08-16 Richard Henderson <rth@cygnus.com>
7401 * reload.c (push_secondary_reload): Revert last change.
7402 If we use a reload_in/out pattern, make the when the same
7403 as the primary reload.
7404 (find_reloads): Likewise.
7406 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
7408 * configure.in (libstdcxx-v3): Fix test.
7409 * configure: Regenerate.
7411 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7413 * calls.c (calls_function_1, expand_call): Only test
7414 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
7415 * function.c (thread_prologue_and_epilogue_insns): Likewise.
7417 2000-08-16 Richard Henderson <rth@cygnus.com>
7419 * combine.c (simplify_shift_const): Revert previous two
7420 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
7421 before the main loop.
7423 2000-08-15 Richard Henderson <rth@cygnus.com>
7425 * combine.c (simplify_shift_const): Bound shift count when
7428 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7430 * calls.c (ECF_SP_DEPRESSED): New macro.
7431 (calls_function_1): Treat calling sp-depressed function as alloca.
7432 (emit_call_1): Don't adjust SP if calling sp-depressed function.
7433 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
7434 If sp-depressed, ensure block saves and restores SP.
7435 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
7437 * function.c (keep_stack_depressed): New function.
7438 (thread_prologue_and_epilogue_insns): Call it.
7439 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
7440 to print DECL_OFFSET_ALIGN.
7441 Print no-force-blk and transparent-union flags properly.
7442 * stmt.c (expand_goto_internal): Don't restore stack if last block
7443 and function returns with sp depressed.
7444 (fixup_gotos): Likewise.
7445 (save_stack_pointer): New function, from code in expand_decl.
7446 (expand_decl): Call new function.
7447 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
7448 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
7449 (save_stack_pointer): New declaration.
7451 * diagnostic.c (fatal_function): New variable.
7452 (set_fatal_function): New function.
7454 * diagnostic.h (set_fatal_function): New declaration.
7456 2000-08-15 William Cohen <wcohen@redhat.com>
7458 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
7459 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
7460 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
7462 2000-08-15 Richard Henderson <rth@cygnus.com>
7464 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
7466 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
7468 * arm.c (arm_function_ok_for_sibcall): New function.
7469 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
7470 * arm.md (call expanders): Don't check here for calls that can't
7473 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
7475 * arm.md (splits generating cond_exec): Disable.
7477 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
7479 * arm/linux-elf.h (text_section): Delete declaration.
7481 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
7483 ARM support for unordered FP operations.
7484 * arm-protos.h (arm_comparison_operator): Declare.
7485 * arm.c (arm_comparison_operator): New function.
7486 (arm_select_cc_mode): Add unordered comparison codes.
7487 (get_arm_condition_code): Likewise.
7488 (arm_final_prescan_insn): Can't handle unordered jumps that can't
7489 be done in one insn.
7490 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
7491 * arm.md (all uses of comparison_operator): Replace with
7492 arm_comparison_operator.
7493 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
7495 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
7498 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7500 * gthr-posix.h: Conditionally include <sched.h>; include
7501 <config.h> from libobjc/.
7503 2000-08-14 Richard Henderson <rth@cygnus.com>
7505 * config/i386/i386.c (legitimize_pic_address): Use Pmode
7508 2000-08-14 Richard Henderson <rth@cygnus.com>
7510 * configure.in (ia64-*): Set float_format for i386 long double.
7512 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
7513 as we would for i386 XFmode.
7514 (PUT_REAL): Likewise.
7515 (endian, ereal_atof, real_value_truncate): Likewise.
7516 (ereal_isneg, toe64, etens, make_nan): Likewise.
7517 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
7519 * config/ia64/ia64-protos.h: Update.
7520 * config/ia64/ia64.c (general_tfmode_operand): New.
7521 (destination_tfmode_operand): New.
7522 (tfreg_or_fp01_operand): New.
7523 (ia64_split_timode): New.
7524 (spill_tfmode_operand): New.
7525 (ia64_expand_prologue): Use TFmode not XFmode.
7526 (ia64_expand_epilogue): Likewise.
7527 (ia64_function_arg): Likewise.
7528 (ia64_function_arg_advance): Likewise.
7529 (ia64_return_in_memory): Likewise.
7530 (ia64_function_value): Likewise.
7531 (ia64_print_operand): Likewise.
7532 (ia64_register_move_cost): Set GR<->FR to 5.
7533 (ia64_secondary_reload_class): Get GR for TImode memory op.
7534 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
7535 (ROUND_TYPE_ALIGN): Remove.
7536 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
7537 (INTEL_EXTENDED_IEEE_FORMAT): Define.
7538 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
7539 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
7540 (MODES_TIEABLE_P): Use TFmode, not XFmode.
7541 (CLASS_MAX_NREGS): Likewise.
7542 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
7543 (PREDICATE_CODES): Update.
7544 * config/ia64/ia64.md (movti): New.
7545 (movti_internal): Use a clobber for memory alternatives.
7546 (reload_inti, reload_outti): New.
7547 (movsfcc_astep): Predicate properly.
7548 (movdfcc_astep): Likewise.
7551 (extendsftf2, extenddftf2): New.
7552 (trunctfsf2, trunctfdf2): New.
7553 (floatditf2, fix_trunctfdi2): New.
7554 (floatunsditf2, fixuns_trunctfdi2): New.
7555 (addtf3, subtf3, multf3, abstf2): New.
7556 (negtf2, nabstf2, mintf3, maxtf3): New.
7557 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
7559 (fr_spill): Use TFmode, not XFmode.
7560 (fr_restore): Likewise.
7561 * config/ia64/lib1funcs.asm (__divtf3): New.
7562 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
7564 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7566 * cse.c (fold_rtx): Avoid empty body in an if-statement.
7568 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
7569 `U' integer constant suffix.
7571 * dwarf2out.c (add_subscript_info): Avoid empty body in an
7574 * sparc/sol2.h (__enable_execute_stack): Prototype.
7576 2000-08-14 David Edelsohn <edelsohn@gnu.org>
7578 * collect2.c: Remove use of AIX import file.
7580 * longlong.h: Test ARCH_PWR not ARCH_POWER.
7582 * rs6000.c (print_operand, case 'E'): Add else.
7584 2000-08-14 Richard Henderson <rth@cygnus.com>
7586 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
7587 (movdi_symbolic): New.
7589 2000-08-14 Jim Wilson <wilson@cygnus.com>
7591 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
7592 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
7593 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
7596 2000-08-14 Richard Henderson <rth@cygnus.com>
7598 * expr.c (emit_group_load): Don't force constants into registers.
7599 Special case source already in the correct mode.
7601 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
7603 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
7604 * fixinc/inclhack.def: Likewise.
7605 * fixinc/mkfixinc.sh: Likewise.
7606 * configure: Regenerate.
7607 * fixinc/fixincl.x: Regenerate.
7608 * install.texi: Document equivalence of linux and linux-gnu.
7610 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7612 * cse.c (insert_regs): Also in REG case: When finding an invalid
7613 value, and we make a new quantity, make sure that it won't be
7614 mistaken by for a valid one by mention_regs.
7616 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
7618 * h8300.md: Remove obsolete peepholes.
7620 2000-08-13 Kazu Hirata <kazu@hxi.com>
7622 * invoke.texi (H8/300 Options): Fix typos.
7623 * config/h8300.c: Fix formatting.
7624 * config/h8300.h: Fix comment typos.
7625 (OVERRIDE_OPTIONS): Fix formatting.
7627 * function.c: Fix formatting.
7629 * cse.c: Fix formatting.
7631 2000-08-13 Geoff Keating <geoffk@cygnus.com>
7633 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
7634 (attempt_auto_inc): Suppress parentheses warning.
7635 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
7636 * loop.c (load_mems): Remove `u' suffix in two places.
7637 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
7639 * config/rs6000/rs6000.h: Likewise.
7640 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
7641 __eabi dummy routine.
7642 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
7645 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
7646 not put stuff in .sdata unnecessarily.
7647 (rs6000_unique_section): New function.
7648 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
7649 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
7651 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
7652 arrays in C99. Don't try to look at DECL_REGISTER of a
7653 COMPONENT_REF. Don't complain twice about the same error.
7655 * fixinc/inclhack.def (aix_pthread): New fix.
7656 (aix_sysmachine): New fix.
7657 * fixinc/fixincl.x: Regenerate.
7659 * expr.c (expand_expr): Call convert_modes when turning a large
7660 multiply into a small one.
7662 2000-08-12 Geoff Keating <geoffk@cygnus.com>
7664 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
7665 the tree structure an exponent rather than an explicit alignment
7666 so it doesn't overflow.
7667 (SET_DECL_OFFSET_ALIGN): New macro.
7668 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
7669 rather than DECL_OFFSET_ALIGN.
7670 (place_field): Likewise.
7671 * expmed.c (store_bit_field): Abort on align==0 to avoid
7672 antisocial machine behaviour.
7674 2000-08-12 Richard Henderson <rth@cygnus.com>
7676 * sibcall.c (uses_addressof): Accept both addressof and
7677 current_function_internal_arg_pointer inside a mem.
7678 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
7679 if current_function_uses_addressof.
7680 * stmt.c (expand_return): Kill tail recursion and HAVE_return
7683 2000-08-11 Richard Henderson <rth@cygnus.com>
7685 * config/ia64/ia64.md (addsi3): Remove expander.
7686 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
7687 (*addsi3_shladd): New.
7689 2000-08-11 Richard Henderson <rth@cygnus.com>
7691 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
7692 (do_restore): Likewise.
7693 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
7694 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
7695 (rtx_needs_barrier): Track actual bit manipulation for
7696 ar.unat moves, gr_spill, and gr_restore.
7697 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
7698 (process_set): Don't handle varargs spills.
7699 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
7700 .mem.offset here instead of in process_set.
7701 (gr_restore): Likewise.
7703 2000-08-11 Richard Henderson <rth@cygnus.com>
7705 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
7707 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
7709 * gcc.texi (The Configuration File): Document
7710 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
7711 UPDATE_PATH_HOST_CANONICALIZATION.
7713 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7715 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
7716 unprototyped function pointer casts on integer constants.
7718 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
7720 * fixproto: Recognize DOS paths with drive letters as absolute paths.
7722 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
7724 * extend.texi (Volatiles): Fix typos.
7726 2000-08-11 Kazu Hirata <kazu@hxi.com>
7728 * flow.c: Fix formatting.
7730 2000-08-11 Richard Henderson <rth@cygnus.com>
7732 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
7733 pattern, always allocate a tertiary scratch register.
7735 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
7736 (reload_inhi): Likewise.
7738 2000-08-11 Richard Henderson <rth@cygnus.com>
7740 * function.c (put_reg_into_stack): Allow type to be NULL.
7741 (schedule_fixup_var_refs): Likewise.
7742 (gen_mem_addressof): Allow decl to be NULL.
7743 (put_addressof_into_stack): Likewise.
7745 * flow.c (merge_blocks_nomove): Be more careful about
7746 locating the beginning of block A.
7748 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
7750 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7755 * config.in: Reverted the check for <sched.h>.
7757 2000-08-10 Chris Demetriou <cgd@sibyte.com>
7759 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
7760 macros define the name of CTOR and DTOR sections.
7761 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7762 DTOR_LIST_END): Change to use attributes to specify
7764 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
7765 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
7766 DTOR_LIST_END): Same as in mips/elf.h.
7768 2000-08-10 Drew Moseley <dmoseley@redhat.com>
7770 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
7771 disabling just crt0.o.
7773 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
7775 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
7776 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
7777 (EXTRA_SPECS): Add them.
7778 * arm/lib1funcs.asm: Support builds for interworking.
7779 Use macros to eliminate duplicated pieces of code.
7781 2000-08-10 Kazu Hirata <kazu@hxi.com>
7783 * h8300.c (expand_a_rotate): New.
7784 (emit_a_rotate): Likewise.
7785 (h8300_adjust_insn_length): Add support for the rotate insns.
7786 * h8300.md (rotlqi3): New.
7787 (*rotlqi3_1): Likewise.
7788 (rotlhi3): Likewise.
7789 (*rotlhi3_1): Likewise.
7790 (rotlhi3): Likewise.
7791 (*rotlhi3_1): Likewise.
7792 * h8300-proto.h: Add prototypes for expand_a_rotate and
7795 * h8300.c: Fix comment typos.
7796 (dosize): Declare the variable amount as unsigned.
7797 (get_shift_alg): Fix a comparison between signed and unsigned.
7798 (emit_a_shift): Likewise.
7799 (h8300_adjust_insn_length): Simplify the code.
7801 * c-decl.c: Fix formatting.
7803 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7805 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
7806 warning about non-traditional numeric constant suffixes.
7808 * cppexp.c (parse_number): Likewise.
7810 * invoke.texi: (-Wtraditional): Document new behavior.
7812 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7814 * gthr-posix.h: Include auto-host.h. Conditionally include
7816 * configure.in: Check for the <sched.h> header file.
7817 * config.in: Added define for HAVE_SCHED_H.
7819 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7821 * c-typeck.c (process_init_element): For -Wtraditional, warn about
7822 initialization of unions.
7824 * invoke.texi (-Wtraditional): Document new behavior.
7826 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
7828 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
7829 instead of extra_c_flags.
7830 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
7831 * configure: Regenerate.
7832 * config.in: Regenerate.
7834 * cpperror.c (cpp_type2name): New function.
7835 * cpplex.c (lex_line): If we issued an error for an invalid
7836 preprocessing directive, discard that logical line.
7837 * cpplib.c (do_line): Call a hook function if the current file
7838 is renamed by #line.
7839 (do_ident): Pass the contents of the string, not the entire
7840 token, to the callback function.
7841 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
7842 (cb.rename_file): New hook function.
7843 (cb.ident): Adjust prototype.
7844 (cpp_type2name): Prototype.
7845 * cppmacro.c (dump_macro_args): Correct precedence lossage.
7847 * cppmain.c (cb_ident): Update for changed interface.
7848 (cb_rename_file): New function.
7849 (main): Set rename callback.
7851 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
7853 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
7854 multi-word registers.
7856 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
7858 * c-common.c (combine_strings, check_format_info): Refer to ISO C
7859 or ISO C89 instead of ANSI C.
7860 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
7861 build_enumerator, do_case): Likewise.
7862 * c-lex.c (parse_float, yylex): Likewise.
7863 * c-parse.in: Likewise.
7864 * c-typeck.c (common_type, build_array_ref, build_binary_op,
7865 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
7866 build_c_cast, convert_for_assignment, set_init_index,
7867 set_init_label, c_expand_start_case): Likewise.
7868 * toplev.c (documented_lang_options, display_help): Likewise.
7870 2000-08-08 Kazu Hirata <kazu@hxi.com>
7872 * h8300.c: Fix formatting.
7873 * h8300.h: Likewise.
7874 * h8300.md: Likewise.
7875 (movsi_h8300hs): Fix formatting of the resulting assembly code.
7877 * reload1.c: Fix formatting.
7879 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
7881 * alpha/alpha.c (alpha_emit_xfloating_libcall):
7882 Use GEN_CALL_VALUE define.
7883 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
7884 * clipper/clipper.md (untyped_call): Likewise.
7885 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
7886 * fx80/fx80.md (untyped_call): Likewise.
7887 * mips/mips.md (untyped_call): Likewise.
7888 * ns32k/ns32k.md (untyped_call): Likewise.
7889 * pa/pa.md (untyped_call): Likewise.
7890 * romp/romp.md (untyped_call): Likewise.
7891 * sparc/sparc.md (untyped_call): Likewise.
7893 2000-08-08 Jason Eckhardt <jle@cygnus.com>
7895 * config/i860/i860.c (singlemove_string): Do not generate assembler
7896 pseudo instructions that must be expanded (that is, with signed
7897 constants larger than 16 bits).
7899 2000-08-08 Richard Henderson <rth@cygnus.com>
7901 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
7902 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
7903 (init_propagate_block_info): Don't kill memory stores at -O0.
7904 (mark_set_1, mark_used_regs): Likewise.
7906 2000-08-08 David Edelsohn <edelsohn@gnu.org>
7908 * rs6000.c (optimization_options): Decorate 'level' as
7910 (mask64_operand): Remove sign-extend thinko.
7911 (rldic_operand): New function.
7912 (load_multiple_operation): regno's are unsigned ints.
7913 (store_multiple_operation): Likewise.
7914 (lmw_operation): Likewise.
7915 (stmw_operation): Likewise.
7916 (includes_lshift_p): shift_mask is unsigned int.
7917 (includes_lshift64_p): New function.
7918 (addrs_ok_for_quad_peep): unsigned int reg1.
7919 (print_operand): Consistently add "else" after
7920 output_operand_lossage().
7921 (print_operand, case 'b'): Fold in case 'W'.
7922 (print_operand, case 'W'): Print rldic MB value.
7923 (output_epilogue): Update Objective-C language string.
7924 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
7925 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
7926 * rs6000.md (ashldi3): Add rldic instruction.
7927 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
7928 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
7931 2000-08-08 Richard Henderson <rth@cygnus.com>
7933 * config/ia64/ia64-protos.h: Remove duplicates. Update
7934 for massive code rearrangements.
7935 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
7936 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
7937 (ia64_local_regs, ia64_need_regstk): Remove.
7938 (ar_ccv_reg_operand): New.
7939 (ia64_gp_save_reg): New.
7940 (struct ia64_frame_info): Combine most of the size elements;
7941 add new gr save elements.
7942 (find_gr_spill): New.
7943 (next_scratch_gr_reg): New.
7944 (mark_reg_gr_used_mask): New.
7945 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
7946 to GR backing store regs when possible.
7947 (ia64_initial_elimination_offset): New.
7948 (ia64_rap_fp_offset): Remove.
7949 (save_restore_insns): Remove.
7950 (setup_spill_pointers): New.
7951 (finish_spill_pointers): New.
7952 (spill_restore_mem): New.
7953 (do_spill, do_restore): New.
7954 (ia64_expand_prologue): Rewrite to use them.
7955 (ia64_expand_epilogue): Likewise.
7956 (ia64_direct_return): Update for current_frame_info changes.
7957 (ia64_function_prologue): Simplify .prologue emission. Emit
7959 (ia64_setup_incoming_varargs): Don't ever emit rtl.
7960 (ia64_dbx_register_number): New.
7961 (ia64_initialize_trampoline): New.
7962 (ia64_secondary_reload_class): Request GR_REGS for integer
7963 arithmetic destined for FR_REGS.
7964 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
7965 (ia64_mark_machine_status): Mark ia64_gp_save.
7966 (rws_access_regno): Rename from rws_access_reg; don't treat
7967 predicates specially.
7968 (rws_access_reg): New. Update all callers.
7969 (rtx_needs_barrier): Remove dead unspecs.
7970 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
7971 (ia64_encode_section_info): Silence signed/unsigned warnings.
7972 (spill_offset, sp_offset, spill_offset_emitted): Remove.
7973 (tmp_reg, tmp_saved): Remove.
7974 (process_set): Rewrite to expect complicated bits via
7975 REG_FRAME_RELATED_EXPR.
7976 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
7977 in the use of ar.ccv; never set RTX_UNCHANGING_P.
7978 (ia64_expand_op_and_fetch): Likewise.
7979 (ia64_expand_compare_and_swap): Likewise.
7980 (ia64_expand_builtin): Likewise.
7981 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
7982 (FIRST_PSEUDO_REGISTER): Update.
7983 (AR_M_REGNO_P): Update.
7984 (FIXED_REGS): Don't mark three local registers as used.
7985 (EXTRA_CC_MODES): New.
7986 (SELECT_CC_MODE): New.
7987 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
7988 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
7989 (FRAME_GROWS_DOWNWARD): Unset.
7990 (STARTING_FRAME_OFFSET): Zero.
7991 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
7992 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
7993 (HARD_FRAME_POINTER_REGNUM): New.
7994 (CAN_DEBUG_WITHOUT_FP): Define.
7995 (TRAMPOLINE_TEMPLATE): Remove.
7996 (TRAMPOLINE_SIZE): Lower to 32.
7997 (TRAMPOLINE_ALIGNMENT): Lower to 64.
7998 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
7999 (PREDICATE_CODES): Update.
8000 (struct machine_function): Add ia64_gp_save.
8001 * config/ia64/ia64.md: Purge unused unspecs.
8002 (movsi patterns): Allow moves to/from AR_M_REGS.
8003 (movdi patterns): Allow moves to/from p0.
8004 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
8005 (gr_spill, gr_restore): Indicate ar.unat read/written.
8006 (nonlocal_goto): Don't pass old frame_pointer.
8007 (nonlocal_goto_receiver): Remove.
8008 (exception_receiver): New.
8009 (builtin_setjmp_setup): New.
8010 (builtin_setjmp_receiver): New.
8011 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
8012 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
8013 (__ia64_restore_stack_nonlocal): Likewise.
8014 (__ia64_trampoline): New.
8015 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
8017 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
8019 2000-08-08 Richard Henderson <rth@cygnus.com>
8021 * frame.h (ia64_frame_state): Add my_psp.
8022 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
8023 (__throw): Pass it in. Don't clobber r7.
8024 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
8025 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
8026 and nothing to do with sp.
8027 (normalize_reg_loc): Use frame->my_psp.
8028 (frame_translate): Handle frame-pointer-less functions. Set
8029 spill_base correctly, in absence of being told.
8030 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
8031 (__ia64_backtrace_helper): New sp argument. Use
8032 builtin_return_address instead of label addresses.
8033 (print_record) [mem_stack_v]: No size member.
8035 2000-08-08 Richard Henderson <rth@cygnus.com>
8037 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
8039 2000-08-08 Richard Henderson <rth@cygnus.com>
8041 * tm.texi (LOCAL_REGNO): Document.
8042 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
8043 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
8044 * reload1.c (reload): Likewise when considering nonlocal labels.
8046 * config/ia64/ia64.h (LOCAL_REGNO): New.
8047 * config/sparc/sparc.h (LOCAL_REGNO): New.
8049 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
8051 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
8053 2000-08-07 Nick Clifton <nickc@redhat.com>
8055 * config/mips/mips.c: Fix compile time warning messages.
8056 * config/mips/mips-protos.h: Add prototype for equality_op.
8058 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
8060 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
8062 * mn10300.md: Use nonimmediate_operand instead of general_operand
8065 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
8067 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
8069 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
8070 * sh.c (expand_block_move): Break long lines.
8071 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
8072 * sh.md (mulsi3): Likewise.
8073 (movdi): Adjust spacing.
8075 2000-08-07 Richard Henderson <rth@cygnus.com>
8077 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
8078 * expr.c (emit_group_store): Don't set it.
8080 2000-08-07 Kazu Hirata <kazu@hxi.com>
8082 * invoke.texi (Options for Debugging Your Program or GCC): Remove
8083 duplicate entries for 'w' and 'z'.
8085 * flow.c: Fix a comment typo.
8087 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8089 * c-parse.in: Changed the language string for Objective-C to "GNU
8092 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8094 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
8095 to improve the Posix thread support for Objective-C.
8097 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
8099 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
8100 CTI_UNSIGNED_PTRDIFF_TYPE.
8101 (signed_size_type_node): Define.
8102 (unsigned_ptrdiff_type_node): Define.
8103 * c-decl.c (init_decl_processing): Create the
8104 signed_size_type_node and unsigned_ptrdiff_type_node types.
8105 * c-common.c (T_SC): Define.
8108 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
8109 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
8111 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
8112 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
8113 flags for %c, %s and %[.
8114 (check_format_info): Only allow leniency for signedness of targets
8115 of character pointers (when pedantic) for formats flagged with
8116 "c", so for strings but not for %hh formats. When pedantic, don't
8117 allow character pointers to substitute for void pointers if a
8118 second level of indirection is present.
8120 2000-08-06 Kazu Hirata <kazu@hxi.com>
8122 * invoke.texi (Options for Debugging Your Program or GCC): Update
8123 the names of dump files.
8125 * h8300.c (dosize): Rearrange code for conciseness.
8126 (split_adds_subs): Likewise.
8128 * loop.c: Fix formatting.
8130 * dwarf2out.c: Fix formatting.
8132 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
8134 * expr.c: Fix formatting.
8136 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8138 * rs6000.c (rs6000_maybe_dead): Prototype.
8140 2000-08-06 Richard Henderson <rth@cygnus.com>
8142 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
8143 HAVE_nonlocal_goto as well.
8144 * config/i960/i960.md (nonlocal_goto): Don't do it here.
8145 * config/pj/pj.md (nonlocal_goto): Likewise.
8147 2000-08-07 Michael Hayes <mhayes@cygnus.com>
8149 * loop.c (try_swap_copy_prop): New function.
8150 (load_mems): Rename copies to load_copies and add new regset
8151 store_copies. Check for sets of shadow registers and mark
8152 in store_copies. Call try_swap_copy_prop for registers
8153 marked in store_copies.
8155 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
8157 * objc/objc-act.c: New command line option -fconstant-string-class
8158 to allow specifying a user defined constant string class,
8159 different from NXConstantString.
8161 * toplev.c: Moved the Objective-C specific options to
8162 objc/lang-options.h.
8164 * objc/lang-options.h: Moved the Objective-C specific options from
8165 toplev.c. Added -fconstant-string-class.
8167 2000-08-05 Chris Demetriou <cgd@sibyte.com>
8169 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
8170 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
8171 __CTOR_LIST__ from func_ptr array to just func_ptr, to
8172 avoid extra alignment imposed on arrays.
8173 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
8174 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
8176 * mips.h: Clean up comments and spacing near MASKs.
8177 (TARGET_UNIX_ASM): Delete.
8178 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
8179 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
8182 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
8184 * c-common.c (print_char_table): Add entries for the X/Open '
8185 format flag (print decimals with locale's thousands grouping
8186 character). Make %C expect wint_t.
8187 (check_format_info): If pedantic, warn when the %n$ operand
8188 number form is used. Allow for the ' flag; warn about it if
8191 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
8193 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
8194 type is a float mode, cfun->decl's return type is not, and
8195 TARGET_FLOAT_RETURNS_IN_80387.
8197 2000-08-04 Andreas Schwab <schwab@suse.de>
8199 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
8200 token list, which are always `#' and `pragma'.
8202 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
8204 * tree.c (tree_expr_nonnegative_p): Move to...
8205 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
8206 (rtl_expr_nonnegative_p): New.
8207 * tree.h: Add prototype for rtl_expr_nonnegative_p.
8209 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
8210 CONST_DOUBLE_CHAIN: Move to...
8211 * rtl.h: ...here. Use XCINT/XCEXP.
8213 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
8214 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
8215 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
8218 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
8220 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8222 * config/c4x/c4x.md (return_indirect_internal): New.
8223 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
8225 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8227 * c-common.c (time_char_table): Mark up formats added in C99 and
8228 make other corrections. %D and %g were added in C99. %Og is an
8229 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
8230 C99. %e was added in C99. %Oj is an extension. %G and %z are in
8231 C99 rather than GNU extensions, but %OG and %Oz are extensions.
8232 %h was added in C99. %C was added in C99. %OY and %OC are
8233 extensions. Add the C99 format %F.
8234 (check_format_info): If pedantic and not in C99 mode, warn for C99
8237 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8239 * function.c (schedule_fixup_var_refs): New function, broken out
8240 of put_reg_into_stack.
8241 (put_reg_into_stack): Use it.
8242 (put_var_into_stack): In CONCAT case, fixup up references for
8243 components only after fixing up references to the whole concat.
8245 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
8247 * alias.c (mark_constant_function): Use INSN_P.
8248 (init_alias_analysis): Likewise.
8249 * combine.c (combine_instructions): Use INSN_P.
8250 (can_combine_p): Likewise.
8251 (try_combine): Likewise.
8252 (distribute_notes): Likewise.
8253 (distribute_links): Likewise.
8254 * cse.c (cse_around_loop): Use INSN_P.
8255 (invalidate_skipped_block): Likewise.
8256 (cse_set_around_loop): Likewise.
8257 (cse_end_of_basic_block): Likewise.
8258 (delete_trivially_dead_insns): Likewise.
8259 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
8260 (unshare_all_rtl_1): Likewise.
8261 (next_cc0_user): Likewise.
8262 (try_split make_insn_raw): Likewise.
8263 (remove_unnecessary_notes): Likewise.
8264 * final.c (shorten_branches): Use INSN_P.
8265 (leaf_renumber_regs): Likewise.
8266 (leaf_renumber_regs_insn): Likewise.
8267 * flow.c (find_label_refs): Use INSN_P.
8268 (verify_wide_reg): Likewise.
8269 (notice_stack_pointer_modification): Likewise.
8270 (count_or_remove_death_notes): Likewise.
8271 (verify_flow_info): Likewise.
8272 (clear_log_links): Likewise.
8273 * function.c (fixup_var_refs_insns): Use INSN_P.
8274 (compute_insns_for_mem): Likewise.
8275 * gcse.c (alloc_gcse_mem): Use INSN_P.
8276 (compute_sets): Likewise.
8277 (compute_hash_table): Likewise.
8278 (classic_gcse): Likewise.
8280 (insert_insn_end_bb): Likewise.
8281 (delete_null_pointer_checks_1): Likewise.
8282 * global.c (expand_preferences): Use INSN_P.
8283 (build_insn_chain): Likewise.
8284 * graph.c (node_data): Use INSN_P.
8285 * haifa-sched.c (priority): Use INSN_P.
8286 (rm_line_notes): Likewise.
8287 (rm_other_notes): Likewise.
8288 (find_insn_reg_weight): Likewise.
8289 (init_target_units): Likewise.
8290 (schedule_block): Likewise.
8291 (compute_block_forward_dependences): Likewise.
8292 (debug_dependencies): Likewise.
8293 (set_priorities): Likewise.
8294 * integrate.c (function_cannot_inline_p): Use INSN_P.
8295 (save_parm_insns): Likewise.
8296 (copy_insn_list): Likewise.
8297 * jump.c (mark_all_labels): Use INSN_P.
8298 (never_reached_warning): Likewise.
8299 * lcm.c (optimize_mode_switching): Use INSN_P.
8300 * local-alloc.c (validate_equiv_mem): Use INSN_P.
8301 (memref_used_between_p): Likewise.
8302 (update_equiv_regs): Likewise.
8303 (block_alloc): Likewise.
8304 (no_conflict_p): Likewise.
8305 * loop.c (scan_loop): Use INSN_P.
8306 (find_and_verify_loops): Likewise.
8307 (count_loop_regs_set): Likewise.
8308 (loop_reg_used_before_p): Likewise.
8309 (strength_reduce): Likewise.
8310 (recombine_givs): Likewise.
8311 (check_dbra_loop): Likewise.
8312 (load_mems): Likewise.
8313 (try_copy_prop): Likewise.
8314 * print-rtl.c (print_rtx): Use INSN_P.
8315 * recog.c (find_single_use): Use INSN_P.
8316 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
8317 (next_flags_user): Likewise.
8318 (swap_rtx_condition): Likewise.
8319 * regmove.c (mark_flags_life_zones): Use INSN_P.
8320 (optimize_reg_copy_1): Likewise.
8321 (optimize_reg_copy_2): Likewise.
8322 (optimize_reg_copy_3): Likewise.
8323 (reg_is_remote_constant_p): Likewise.
8324 (fixup_match_2): Likewise.
8325 (regmove_optimize): Likewise.
8326 (fixup_match_1): Likewise.
8327 * regrename.c (build_def_use): Use INSN_P.
8328 (replace_reg_in_block): Likewise.
8329 (consider_use): Likewise.
8330 * reload.c (find_equiv_reg): Use INSN_P.
8331 * reload1.c (reload): Use INSN_P.
8332 (maybe_fix_stack_asms): Likewise.
8333 (calculate_needs_all_insns): Likewise.
8334 (reload_as_needed): Likewise.
8335 (emit_output_reload_insns): Likewise.
8336 (delete_address_reloads_1): Likewise.
8337 (reload_cse_regs_1): Likewise.
8338 (reload_combine): Likewise.
8339 (reload_cse_move2add): Likewise.
8340 * reorg.c (redundant_insn): Use INSN_P.
8341 (dbr_schedule): Likewise.
8342 * resource.c (find_dead_or_set_registers): Use INSN_P.
8343 (mark_target_live_regs): Likewise.
8344 * rtlanal.c (reg_used_between_p): Use INSN_P.
8345 (reg_referenced_between_p): Likewise.
8346 (reg_set_between_p): Likewise.
8347 (reg_set_p): Likewise.
8348 (single_set): Likewise.
8349 (multiple_sets): Likewise.
8350 (find_last_value): Likewise.
8351 (reg_set_last): Likewise.
8352 (find_reg_note): Likewise.
8353 (find_regno_note): Likewise.
8354 * sibcall.c (sequence_uses_addressof): Use INSN_P.
8355 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
8356 * ssa.c (find_evaluations): Use INSN_P.
8357 (rename_block): Likewise.
8358 (rename_equivalent_regs): Likewise.
8359 * unroll.c (loop_find_equiv_value): Use INSN_P.
8360 (set_dominates_use): Likewise.
8361 * varasm.c (mark_constant_pool): Use INSN_P.
8362 (mark_constants): Likewise.
8363 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
8364 (alphaev4_next_group): Likewise.
8365 (alphaev5_next_group): Likewise.
8366 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
8367 (c4x_rptb_rpts_p): Likewise.
8368 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
8369 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
8370 (rs6000_adjust_priority): Likewise.
8371 * config/sh/sh.c (sh_loop_align): Use INSN_P.
8372 (machine_dependent_reorg): Likewise.
8373 (split_branches): Likewise.
8374 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
8376 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
8378 * combine.c (recog_for_combine): Remove the old notes
8379 prior to attempting to recognize the new pattern.
8380 (distribute_notes): Ignore REG_NONNEG notes.
8382 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
8384 * varasm.c (output_constructor): Add .align 0 for packed vars.
8386 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8388 * configure.in: Use default thread_file even when enable_threads is
8389 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
8390 * configure: Rebuilt.
8392 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
8394 2000-08-04 Donn Terry (donnte@microsoft.com)
8396 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
8398 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
8400 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
8401 Delete code that conditionally modifies 'version'.
8402 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
8403 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
8404 * gcc.c (main): Use it.
8405 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
8406 * prefix.c (update_path): Use it.
8407 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
8408 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
8409 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
8411 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
8412 (SUBTARGET_SWITCHES): Adjust.
8413 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
8415 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
8417 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8419 * c-common.h (flag_isoc94): Declare.
8420 * c-decl.c (flag_isoc94): Define.
8421 (c_decode_option): Set flag_isoc94 as appropriate.
8422 * c-common.c (T_PD, T_IM, T_UIM): Define.
8423 (format_char_info): Add tlen and jlen.
8424 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
8426 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
8428 (time_char_table): Add NULL entries for %t and %j.
8429 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
8430 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
8431 Warn for printf %lf if pedantic and not C99. Don't warn for empty
8432 precision. Allow precision argument to be unsigned int. If
8433 pedantic, warn for %p passed an argument not a pointer to possibly
8434 qualified void or a possibly qualified character type, and for
8435 pointer targets of the wrong sign, except for character pointers.
8437 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8439 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
8440 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
8441 (wint_type_node): Define.
8442 * c-decl.c (WINT_TYPE): Define.
8443 (init_decl_processing): Create the wint_type_node type.
8444 * c-common.c (T_WI): Define.
8445 (print_char_table): Use T_WI for %lc format.
8447 2000-08-04 Bruce Korb <bkorb@gnu.org>
8449 * fixinc/: Verified that the MSDOS patch does not break
8450 the UNIX functionality and applied the next three patches
8453 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
8455 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
8456 output file with the temporary one by appending ".X" to generate
8457 the temporary fuile's name. If the output file already has an
8458 extension, replace it with ".X".
8460 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
8461 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
8462 reallocate the command buffer while copying the command-line
8463 argument. Redirect the output directly to the temporary file,
8464 instead of going through another temporary file.
8465 (process): Close the temporary file before unlinking it.
8466 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
8467 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
8468 (run_compiles): Pass p_fixd argument to machine_matches, as it
8471 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
8472 environment, assume there are no symlinks in the include
8473 directory. When cleaning up the DONE files, look for them
8474 case-insensitively. Don't try to remove symlinks if they aren't
8477 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
8478 all callers changed. Declare pz "const char *", to avoid compiler
8481 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
8482 Change prototype of make_raw_shell_str.
8484 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
8486 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
8487 (initialize) [__MSDOS__]: Use tempnam.
8488 (initialize): Don't use SIGPIPE if it is not defined.
8490 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
8493 2000-07-25 Bruce Korb <bkorb@gnu.org>
8495 * fixinc/fix*.[ch]: substantially reworked to make it possible
8496 to run this program without using fork(2) or pipe(2) (i.e. in
8499 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
8501 * cppdefault.h (WINT_TYPE): Define.
8502 * cppinit.c (builtin_array): Define __WINT_TYPE__.
8503 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
8504 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
8506 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
8508 * (mips_legitimate_address_p): Don't allow register+offset
8509 if the offset is large and negative, and we are compiling
8510 for 64 bit registers.
8512 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8514 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
8515 insn_code_number + 1.
8517 2000-08-04 Kazu Hirata <kazu@hxi.com>
8519 * h8300.c (function_prologue): Rearrange code for conciseness.
8520 (function_epilogue): Likewise.
8521 * h8300.h (OK_FOR_U): Fix formatting.
8523 * cse.c: Fix a comment typo. Fix formatting.
8525 2000-08-03 Richard Henderson <rth@cygnus.com>
8527 * config/i386/i386.md (return_indirect_internal): New.
8528 * config/i386/i386.c (ix86_expand_epilogue): Use it.
8530 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
8532 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
8534 (lex_line): Glue @ onto the beginning of identifiers and
8535 string constants, in Objective-C mode.
8536 (output_token, spell_token): Handle CPP_OSTRING.
8537 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
8538 beginning of a NAME or a STRING, in objc mode.
8540 * cpplib.c (get_define_node): Do not permit identifiers that
8541 begin with @ to be #defined.
8542 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
8543 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
8545 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
8546 * c-tree.h (build_objc_string): Delete prototype.
8547 * objc/objc-tree.def: Delete OBJC_STRING_CST.
8548 * c-lex.c (yylex): Use build_string for all three kinds of strings.
8550 * c-parse.in, objc/objc-act.c: Update commentary.
8552 2000-08-03 Mark Mitchell <mark@codesourcery.com>
8554 * extend.texi: Fix typo in last change.
8556 * extend.texi: Add commentary on statement-expressions and their
8557 interactions with C++.
8559 2000-08-03 Nick Clifton <nickc@cygnus.com>
8561 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
8562 * dwarf.h (LANG_JAVA): Change value to 0x000b.
8564 2000-08-03 Anthony Green <green@cygnus.com>
8566 * dwarf2out.c (gen_compile_unit_die): Add java language support.
8567 (add_bound_info): Check for java language.
8568 (is_java): New function.
8569 * dwarfout.c (output_compile_unit_die): Ditto.
8570 * dwarf.h (dwarf_source_language): Add java source language type.
8571 * dwarf2.h (dwarf_source_language): Ditto.
8573 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8575 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
8578 * i386.c (ix86_expand_branch): Mode of comparison in
8579 IF_THEN_ELSE is VOIDmode.
8581 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
8583 * gengenrtl.c, rtl.c: Avoid #elif.
8585 2000-08-03 Michael Poole <poole@troilus.org>
8587 * tm.texi (Register Classes): Clarify order of sub-initializers
8588 in REG_CLASS_CONTENTS.
8590 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8592 From SAITOH Masanobu:
8593 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
8595 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
8597 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
8598 is not supported by tradcpp and isn't actually needed for cygwin.
8600 2000-08-03 Kazu Hirata <kazu@hxi.com>
8602 * h8300.c: Fix a comment typo.
8603 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
8605 * jump.c: Fix formatting.
8607 * toplev.c: Fix formatting.
8609 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
8611 * flow.c (find_auto_inc): Verify that we've got a REG before
8612 peeking at its regno. Fail, don't abort if we can't find
8613 the increment of the desired register.
8615 * pa.md (shadd height reduction patterns/splitters): Remove.
8617 2000-08-02 Jim Wilson <wilson@cygnus.com>
8619 * config/ia64/ia64-protos.h (flag_ssa): Declare.
8620 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
8622 2000-08-02 Mark Mitchell <mark@codesourcery.com>
8624 * dce.c: Remove all uses of assert.
8625 * dwarf2out.c: Likewise.
8626 * dwarfout.c: Likewise.
8629 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8631 * gcc.h (lang_specific_driver): Constify second argument.
8632 * gcc.c (translate_options, process_command, main): Likewise.
8633 Constify variables to match. Cast second argument to
8636 * cppspec.c, gccspec.c: Adjust type of second argument to
8637 lang_specific_driver, and update code as necessary.
8639 2000-08-02 Jakub Jelinek <jakub@redhat.com>
8641 * loop.c (scan_loop): Ensure update_end label does not
8642 go away until reg_scan_update is run.
8644 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8646 * c-common.h: Prototype min_precision and c_build_qualified_type here...
8647 * c-tree.h: ... not here.
8648 * errors.h: Prototype fancy_abort.
8650 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
8651 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
8652 * regrename.c (regrename_optimize): Make control flow explicit.
8653 (replace_reg_in_block): Initialize reg_use to 0.
8655 * i386.c (legitimate_address_p): Rename error label to
8656 report_error to avoid namespace clash.
8658 2000-08-02 Kazu Hirata <kazu@hxi.com>
8660 * fold-const.c: Fix formatting.
8662 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
8664 * i386.c (legitimate_address_p): Accept other bases than
8665 pic_offset_table_rtx for GOTOFF constructs.
8667 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8669 * i386.md (shift to lea splitter): Use const_int_operand.
8671 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
8673 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
8674 cppspec.c: Do not use 'legal' or 'illegal' in error messages
8677 * cppmain.c (cb_define, cb_undef): Don't generate any output
8678 if not done_initializing.
8679 * cpplex.c (maybe_paste_with_next): When the token after a ##
8680 is an omitted rest argument, only delete the token before it
8681 if that token is a comma. Do not warn about bogus token
8682 pastes for , ## rest_arg.
8685 * cpp.1: Regenerate.
8687 2000-08-02 Fred Fish <fnf@be.com>
8689 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
8690 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
8693 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
8694 Be directories to search path.
8696 Remove support for __declspec(dllimport) and __declspec(dllexport).
8697 This is leftover cruft from the earlier BeOS gcc port when BeOS
8698 used Microsoft's PE object file format.
8699 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
8700 * config/i386/t-beos (winnt.o): Remove Makefile frag.
8701 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
8702 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
8703 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
8704 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
8705 (REDO_SECTION_INFO_P): Remove.
8706 (ASM_EXPORT_DECL): Remove.
8707 (ASM_DECLARE_FUNCTION_NAME): Remove.
8708 (ASM_DECLARE_OBJECT_NAME): Remove.
8709 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
8710 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
8711 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
8712 (STRIP_NAME_ENCODING): Remove.
8714 Remove support for obsolete version of BeOS that is no longer
8716 * configure.in (i*86-*-beospe*): Remove.
8717 * config/i386/beos-pe.h: Remove.
8719 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
8720 Mark Mitchell <mark@codesourcery.com>
8722 * Makefile.in (OBJS): Added dce.o.
8723 (ssa.o): Updated target to include ssa.h.
8725 (toplev.o): Likewise.
8726 (dce.o): Created target.
8727 * basic-block.h: Added comments.
8728 (INVALID_BLOCK): Added definition.
8729 (connect_infinite_loops_to_exit): Added declaration.
8730 Moved SSA declarations to ssa.h.
8731 * flow.c: Added inclusion of ssa.h.
8732 (struct depth_first_search_dsS, depth_first_search_ds):
8734 (compute_immediate_postdominators): Added definition.
8735 (connect_infinite_loops_to_exit): Likewise.
8736 (flow_dfs_compute_reverse_init): Likewise.
8737 (flow_dfs_compute_reverse_add_bb): Likewise.
8738 (flow_dfs_compute_reverse_execute): Likewise.
8739 (flow_dfs_compute_reverse_finish): Likewise.
8740 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
8741 (LABEL_P): Added definition.
8744 (BARRIER_P): Likewise.
8745 (JUMP_TABLE_DATA_P): Likewise.
8746 (INSN_DEAD_CODE_P): Likewise.
8747 * ssa.c: Replaced inclusions with ssa.h inclusion.
8748 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
8749 (rename_registers): Removed unnecessary variables.
8750 * ssa.h: Created by moving declarations from ssa.c and
8752 * timevar.def: Defined TV_DEAD_CODE_ELIM.
8753 * toplev.c: Added ssa.h inclusion.
8754 (dump_file_index): Added DFI_dce.
8755 (dump_file): Added "dce" entry.
8757 (f_options): Added dce entry.
8758 * invoke.texi: Document -fdce. Emphasize experimental status of
8762 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
8764 * cpperror.c (v_message): Split into _cpp_begin_message and
8765 v_message macro. All callers updated.
8766 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
8769 * cppfiles.c (cpp_syshdr_flags): New function.
8770 (read_include_file): Don't call cpp_output_tokens. Call
8772 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
8773 (cpp_reader_init): Don't initialize token_buffer. Call
8774 _cpp_init_internal_pragmas.
8775 (cpp_cleanup): Don't clear token_buffer.
8776 (cpp_start_read): Don't worry about output from -D processing.
8777 Don't call cpp_output_tokens.
8778 (cpp_finish): Don't dump macros here. Don't call
8780 * cppmacro.c (_cpp_dump_definition): Rename
8781 cpp_dump_definition. Write directly to a FILE *.
8782 (dump_funlike_macro): Delete.
8783 (dump_macro_args): New.
8785 * cpplex.c (TOKEN_LEN): Convert to inline function.
8786 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
8787 cpp_scan_line, _cpp_dump_list): Delete.
8788 (cpp_printf, cpp_output_list): New.
8789 (output_line_command): Don't worry about entering or leaving files.
8790 (cpp_scan_buffer): Just output each token as we hit it.
8791 (process_directive): Don't call cpp_output_tokens.
8792 (_cpp_glue_header_name): Don't use token_buffer.
8793 (output_token, dump_param_spelling): Write directly to a FILE *.
8795 * cpplib.c (pass_thru_directive, dump_macro_name,
8796 pragma_dispatch, do_pragma_gcc): Delete.
8797 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
8798 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
8800 (do_error, do_warning, pragma_dependency): Call
8801 _cpp_begin_message, then cpp_output_list.
8802 (cpp_register_pragma, cpp_register_pragma_space,
8803 _cpp_init_internal_pragmas): New.
8804 (do_pragma): Walk the pragmas table here.
8805 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
8806 do_pragma_dependency): Return void.
8807 (do_pragma_implementation): Moved to cppmain.c.
8809 * cpplib.h: Update prototypes.
8810 (struct cpp_reader): Remove printer, token_buffer,
8811 token_buffer_size, and limit. Add struct cb, and pragmas.
8812 (struct cpp_printer): Remove last_id and written.
8813 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
8814 CPP_ADJUST_WRITTEN): Delete.
8815 * cpphash.h: Update prototypes.
8816 (ufputs): New wrapper.
8818 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
8819 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
8820 (main): Set up callbacks. Register #pragma implementation.
8821 Dump macros from here.
8823 2000-08-01 Geoff Keating <geoffk@cygnus.com>
8825 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
8826 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
8827 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
8828 insns if they have a REG_MAYBE_DEAD note attached.
8829 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
8830 (rs6000_emit_load_toc_table): TOC loads may go dead.
8832 2000-08-01 Jim Wilson <wilson@cygnus.com>
8834 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
8835 type exists before using it. Use number of words as alignment
8837 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
8838 ia64_va_arg): Propagate ia64_function_args changes here.
8840 2000-08-01 Richard Henderson <rth@cygnus.com>
8842 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
8843 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
8845 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
8847 From Joern Rennecke:
8848 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
8849 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
8850 unless TARGET_SH3E is set.
8851 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
8853 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
8854 (ashlsi3_std): New pattern.
8855 (ashlsi3 expander): Use it for TARGET_SH3.
8856 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
8858 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8860 * loop.c (canonicalize_condition): Use destination, not source to
8861 determine SET's mode.
8863 2000-07-31 Mark Mitchell <mark@codesourcery.com>
8865 * flow.c (clear_log_links): Fix typo.
8867 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
8869 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
8870 on targets which need more than one insn for a compare/cbranch
8873 2000-07-31 Jim Wilson <wilson@cygnus.com>
8875 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
8876 when computing offset.
8878 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
8880 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
8882 2000-07-31 Geoff Keating <geoffk@cygnus.com>
8884 * flow.c (clear_log_links): Nuke global_live_at_start and
8885 global_live_at_end data, since if the log_links stuff is invalid
8886 so is global_live_at_*.
8888 2000-07-31 Richard Henderson <rth@cygnus.com>
8890 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
8892 2000-07-31 Jakub Jelinek <jakub@redhat.com>
8894 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
8895 (_cpp_get_token): Don't macro expand a just pasted token if it
8896 was pasted at no_expand_level.
8898 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8900 * cppmacro.c (find_param, count_params, save_expansion):
8901 Permit 'defined' as a macro parameter name.
8903 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8905 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
8906 xcpp to cpp throughout.
8907 (native): Remove unnecessary dependency on cpp.
8909 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
8910 tradcpp to tradcpp0.
8911 (.i spec): Add missing output-file spec to cc1 command line.
8912 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
8914 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
8916 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
8917 (implicit_decl_warning): New function.
8918 (implicitly_declare): Use it.
8919 * c-typeck.c (build_external_ref): Use implicit_decl_warning
8920 to complain about implicit decls of builtins.
8922 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
8923 based on pedantic && flag_isoc99, if not already set.
8924 * c-tree.h: Declare mesg_implicit_function_declaration.
8925 Prototype implicit_decl_warning.
8927 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
8929 * Makefile.in (ssa.o): Updated header files in dependences.
8930 * basic-block.h: Added compute_immediate_postdominators declaration.
8931 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
8933 * flow.c (compute_immediate_dominators): Updated comment.
8934 (compute_immediate_postdominators): Added definition.
8935 * rtl.h (HARD_REGISTER_P): Added definition.
8936 * ssa.c: Include additional header files.
8937 (assert): Added definition.
8938 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
8939 include select hard registers.
8940 (ssa_rename_to_insert): Likewise.
8941 (ssa_rename_from_initialize): Likewise.
8942 (ssa_rename_from_lookup): Likewise.
8943 (original_register): Likewise.
8944 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
8945 include select hard reigsters.
8946 (ssa_rename_from_traverse): Likewise.
8947 (ssa_rename_from_free): Likewise.
8948 (ssa_rename_from_print): Likewise.
8949 (ssa_rename_from_print_1): Likewise.
8950 (ssa_rename_from_hash_function): Likewise.
8951 (ssa_rename_from_equal): Likewise.
8952 (ssa_rename_from_delete): Likewise.
8953 (simplify_to_immediate_dominators): Removed in favor of
8954 flow.c:compute_immediate_dominators.
8955 (find_evaluations_1): Modified to work with hard registers.
8956 (insert_phi_node): Likewise.
8957 (insert_phi_nodes): Likewise.
8958 (struct rename_set_data): Updated prev_reg comment.
8959 (create_delayed_rename): Modified to work with hard registers.
8960 (RENAME_NO_RTX): Updated comment.
8961 (apply_delayed_renames): Modified to work with hard registers.
8962 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
8963 (rename_block): Updated to use revised ssa_rename_to interface.
8964 (rename_registers): Updated to use revised ssa_rename_to and
8965 ssa_rename_from interface.
8966 (convert_to_ssa): Revised to use compute_immediate_dominators and
8967 deal with hard registers.
8968 (make_regs_equivalent_over_bad_edges): Modified to work with hard
8969 registers. Added check for illegal unification of hard register.
8970 (make_equivalent_phi_alternatives_equivalent): Modified to work
8971 with hard registers.
8972 (compute_conservative_reg_partition): Likewise.
8973 (coalesce_if_unconflicting): Modified to work with hard registers
8974 and check for conflicting hard registers.
8975 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
8977 (rename_equivalent_regs_in_insn): Modified to work with hard
8979 (record_canonical_element_1): Added definition.
8980 (check_hard_regs_in_partition): Added definition.
8981 (convert_from_ssa): Added data structure deallocation and check
8982 for illegal hard register unification.
8983 (conflict_hard_regs_p): Added definition.
8984 * toplev.c (rest_of_compilation): Added comment.
8986 2000-07-31 Anthony Green <green@redhat.com>
8988 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
8990 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
8992 * builtins.c (expand_builtin_apply): Don't defer pop during
8995 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8997 * calls.c (combine_pending_stack_adjustment_and_call): Only use
8998 preferred_unit_stack_boundary when it is > 1.
9000 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
9002 * c-common.c (init_function_format_info): Add C99 format functions
9005 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
9006 void' or 'register void' as being the special case of 'void' alone
9007 in a parameter list.
9009 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
9010 discarding qualifiers into a plain warning.
9012 2000-07-31 Kazu Hirata <kazu@hxi.com>
9014 * combine.c: Fix formatting.
9016 * h8300.md: Fix formatting.
9018 * local-alloc.c: Fix formatting.
9020 * h8300.c (get_shift_alg): Remove the variable alg.
9021 (emit_a_shift): Rearrange code to improve readability.
9023 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
9025 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
9026 HImode on all architectures and a combination of HImode and SImode
9027 on H8/300H and H8/S.
9029 * h8300.c (split_adds_subs): Rearrange code for conciseness.
9031 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
9033 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
9036 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
9038 * recog.c (extract_insn): Set operand_mode according to
9039 operand if match_operand is VOIDmode.
9041 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
9043 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
9045 2000-07-31 Geoff Keating <geoffk@cygnus.com>
9047 * c-parse.in (extdefs): Call ggc_collect between external
9050 2000-07-30 Michael Hayes <mhayes@cygnus.com>
9051 Richard Henderson <rth@cygnus.com>
9053 * Makefile.in (OBJS): Add doloop.o.
9054 * doloop.c: New file.
9056 * final.c (insn_current_reference_address): Return 0 before final.
9057 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
9058 * jump.c (any_uncondjump_p): Likewise.
9059 * loop.c (indirect_jump_in_function): Make static.
9060 (strength_reduce): Call doloop_optimize.
9061 (insert_bct, instrument_loop_bct): Remove.
9062 * loop.h (doloop_optimize): Prototype.
9063 * recog.c (split_all_insns): Split all INSN_P.
9064 * toplev.c (flag_branch_on_count_reg): Default on.
9066 * config/c4x/c4x.c (c4x_optimization_options): Don't set
9067 flag_branch_on_count_reg.
9068 * config/i386/i386.c (override_options): Likewise.
9069 * config/rs6000/rs6000.c (optimization_options): Likewise.
9071 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
9073 (dbra_ge): Remove, as well as all it's splitters.
9075 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
9078 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
9079 (ia64_register_move_cost): Declare.
9080 * config/ia64/ia64.c (ar_lc_reg_operand): New.
9081 (struct ia64_frame_info): Add ar_size.
9082 (ia64_compute_frame_size): Set it.
9083 (save_restore_insns): Save and restore ar.lc.
9084 (ia64_register_move_cost): New, moved from header file. Handle
9085 application registers.
9086 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
9087 (emit_insn_group_barriers): Special case doloop_end_internal.
9088 (ia64_epilogue_uses): Mark ar.lc live at end.
9089 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
9090 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
9091 (FIRST_PSEUDO_REGISTER): Make room.
9092 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
9093 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
9094 (REG_ALLOC_ORDER): Update.
9095 (HARD_REGNO_MODE_OK): Update.
9096 (REGISTER_NAMES): Update.
9097 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
9098 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
9099 (REGNO_REG_CLASS): Update.
9100 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
9101 (REGISTER_MOVE_COST): Move out of line.
9102 (PREDICATE_CODES): Update.
9103 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
9104 (addsi3_plus1_alt, adddi3_plus1_alt): New.
9105 (shladd_elim splitter): Allow constants in the predicate.
9106 (doloop_end, doloop_end_internal): New.
9108 2000-07-30 Richard Henderson <rth@cygnus.com>
9110 * genattrtab.c (struct insn_def): Add lineno member.
9111 (struct insn_ent): Likewise.
9112 (struct attr_desc): Likewise.
9113 (struct delay_desc): Likewise.
9114 (struct function_unit_op): Likewise.
9115 (struct function_unit): Likewise.
9116 (check_attr_value): Use message_with_line.
9117 (check_defs): Likewise.
9118 (expand_units): Likewise.
9119 (check_attr_test): Take a lineno argument.
9120 (gen_attr): Likewise.
9121 (gen_insn): Likewise.
9122 (gen_delay): Likewise.
9123 (gen_unit): Likewise.
9124 (main): Give it to them.
9125 (convert_set_attr_alternative): Take an insn_def argument
9126 instead of num_alt and insn_index.
9127 (convert_set_attr): Likewise.
9128 (write_test_expr): Protect INSN_ADDRESSES load
9129 with INSN_ADDRESSES_SET_P.
9131 2000-07-30 Richard Henderson <rth@cygnus.com>
9133 * flow.c (init_propagate_block_info): Use pc_set.
9135 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
9137 * i386.md (*lea_general_[123]) New insns and splits.
9138 (addsi3 to lea splitter): Handle other modes too.
9139 (shlsi3 to lea splitter): Likewise.
9140 (addhi_1_lea, shlhi_1_lea): New patterns.
9141 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
9143 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
9145 * recog.c (general_operand, nonimmediate_operand): Accept
9146 any mode for VOIDmode CONSTANT_P operands.
9148 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
9150 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
9151 instead of replace_rtx.
9152 * recog.c (validate_replace_rtx_subexp): New function.
9153 * recog.h (validate_replace_rtx_subexp): Declare.
9155 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9157 * combine.c (simplify_set, make_extraction, make_compound_operation
9158 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
9159 as force_to_mode argument.
9161 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
9163 * combine.c (if_then_else_cond): Be sure that mode fits in
9166 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
9168 * combine.c (record_promoted_value): Allow bitsize of mode
9169 to be equivalent to HOST_BITS_PER_WISE_INT.
9171 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
9173 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
9174 Do not call gen_mode_alignment when mode is BLKmode.
9176 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
9178 * loop.c (express_from_1): Fix call of simplify_gen_binary.
9180 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
9182 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
9183 VOIDmode implies both operands to be VOIDmode.
9184 (simplify_ternary_operation): Compute properly the mode of comparison.
9185 * combine.c (combine_simplify_rtx): Likewise.
9187 2000-07-25 Michael Hayes <mph@paradise.net.nz>
9189 * basic-block.h (struct loops): New field rc_order.
9190 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
9191 (flow_loops_free): Free rc_order.
9192 (flow_depth_first_order_compute): New parameter rc_order.
9193 (flow_loops_find): Allocate rc_order and swap usage with
9196 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9197 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9199 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
9200 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
9201 (nodb_call, return_from_epilogue): Likewise.
9202 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
9203 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
9204 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
9205 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
9206 (c4x_valid_type_attribute_p): Likewise.
9207 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
9208 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
9210 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9212 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
9213 and loadhi_big_constant if applicable.
9214 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
9215 and add new splitter.s
9217 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9219 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
9221 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9223 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
9225 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9227 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
9229 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9231 * config/c4x/libgcc.S (divqf3): Improve accuracy.
9233 2000-07-27 Mark Mitchell <mark@codesourcery.com>
9235 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
9236 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
9237 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
9238 (get_prev_bb_note): Likewise.
9239 (remove_scope_notes): Likewise.
9240 * flow.c (commit_one_edge_insertion): Likewise.
9241 (merge_blocks_nomove): Likewise.
9242 (verify_flow_info): Likewise.
9243 * gcse.c (insert_insn_end_bb): Likewise.
9244 * reg-stack.c (emit_swap_insn): Likewise.
9245 * ssa.c (first_insn_after_basic_block_note): New function.
9246 (insert_phi_node): Use it.
9247 (rename_block): Likewise.
9248 (eliminate_phi): Likewise.
9249 (make_regs_equivalent_over_bad_edges): Likewise.
9250 (make_equivalent_phi_alternatives_equivalent): Likewise.
9251 (for_each_successor_phi): Likewise.
9252 (convert_from_ssa): Modify phi-node deletion algorithm.
9254 2000-07-29 Andreas Jaeger <aj@suse.de>
9256 * configure.in (mips*-*-linux*): Use mips*el to check for little
9257 endian MIPS, add tmake_file.
9259 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
9260 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
9261 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
9263 2000-07-28 Richard Henderson <rth@cygnus.com>
9265 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
9266 Sign extend mode size before negating.
9268 2000-07-28 Richard Henderson <rth@cygnus.com>
9270 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
9272 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
9274 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
9275 (cse_insn): Likewise.
9276 (addr_affects_sp_p): Likewise.
9277 * expr.c (move_by_pieces): Likewise.
9278 (clear_by_pieces): Likewise.
9279 * gcse.c (oprs_unchanged_p): Likewise.
9280 * haifa-sched.c (sched_analyze_2): Likewise.
9281 * recog.c (offsettable_address_p): Likewise.
9282 * regclass.c (record_address_regs): Likewise.
9283 * reload.c (find_reusable_reload): Likewise.
9284 (push_reload): Likewise.
9285 (operands_match_p): Likewise.
9286 (decompose): Likewise.
9287 (find_reloads_address_1): Likewise.
9288 (find_inc_amount): Likewise.
9289 * reload1.c (elimination_effects): Likewise.
9290 * resource.c (mark_set_resources): Likewise.
9291 * flow.c (attempt_auto_inc): New function; mostly broken out
9293 (find_auto_inc): Split into two functions and enhanced to
9294 generate POST_MODIFY.
9295 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
9296 * rtl.h (count_all_occurrences): Declare.
9297 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
9299 * rtlanal.c (count_all_occurrences): New function.
9300 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
9301 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
9303 * config/ia64/ia64-protos.h (destination_operand): Declare.
9304 * config/ia64/ia64.c (destination_operand): New function.
9305 (ia64_print_operand): Handle POST_MODIFY.
9306 (rtx_needs_barrier): Likewise.
9307 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
9308 (HAVE_POST_MODIFY_REG): Define to 1.
9309 (MAX_REGS_PER_ADDRESS): Change to 2.
9310 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
9311 (LEGITIMATE_ADDRESS_REG): New helper macro.
9312 (LEGITIMATE_ADDRESS_DISP): Likewise.
9313 (PREDICATE_CODES): Add entry for destination_operand.
9314 * config/ia64/ia64.md (all mov patterns): Use destination_operand
9315 predicate for operand 0.
9317 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9319 * dwarf2out.c: Indent #error directive.
9321 * gbl-ctors.h: Fix typo in comment.
9322 (__do_global_ctors): Prototype.
9324 * gcse.c (record_one_set, pre_delete): Remove unused variables.
9326 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
9327 (print_operand): Initialize variable `t'.
9329 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
9331 * config/arm/arm.md ("call_value"): removed constraints.
9332 Constraints are ignored in expanders.
9333 (*call_value_reg): split =rf into various constraints.
9334 (*call_value_mem): same
9335 (*call_value_symbol): same
9336 (*sibcall_value_insn): same
9338 2000-07-28 Philipp Thomas <pthomas@suse.de>
9340 * install.texi (--enable-nls): Change the description of the NLS
9341 related configure options to match the current state.
9342 (--with-included-gettext): Likewise.
9343 (--enable-maintainer-mode): New description added.
9344 * extend.texi (-fstrict-prototype): Add missing '.'.
9346 2000-07-27 Jim Wilson <wilson@cygnus.com>
9348 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
9349 DECL_INITIAL (decl) == NULL_TREE.
9351 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
9353 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
9354 on insn-attr.h with it.
9355 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
9356 * insn-addr.h: New header.
9357 (insn_addresses_): Renamed from insn_addresses.
9358 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
9359 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
9360 INSN_ADDRESSES_NEW): New macros.
9361 * genattrtab.c (write_test_expr): Use new macros.
9362 * final.c (insn_addresses, init_insn_lengths): Likewise.
9363 (align_fuzz, shorten_branches): Likewise.
9364 (final): Likewise. Do not reject new insns if their addresses
9365 have been added to INSN_ADDRESSES.
9366 * config/arm/arm.c, config/avr/avr.c: Use new macros.
9367 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
9368 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
9369 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
9370 * config/sh/sh.c: Likewise.
9371 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
9373 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
9375 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
9377 * gcc.c (struct prefix_list): Add member priority.
9378 (enum path_prefix_priority): Declare.
9379 (add_prefix): Replace ``first'' with ``priority''. Append new
9380 entry but keep list in priority order.
9381 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
9382 PREFIX_PRIORITY_LAST to add_prefix.
9383 (process_command): Move include kludge - foo/stageN - to before
9386 2000-07-27 Jason Merrill <jason@redhat.com>
9388 * dwarf2out.c (gen_typedef_die): Abort if we get identical
9389 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
9391 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
9393 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
9394 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
9396 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
9398 * c-decl.c (finish_function): Don't treat 'main' specially unless
9399 flag_hosted. In C99 mode, return 0 from 'main' unless
9400 DEFAULT_MAIN_RETURN is otherwise defined.
9402 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
9403 parameters defaulting to int in an old-style function definition.
9405 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9407 * c-parse.in (string): For -Wtraditional, warn about string
9408 concatenation only once per line.
9410 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
9412 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
9413 for HI-UX/WE2 systems.
9415 2000-07-24 Bruce Korb <bkorb@gnu.org>
9417 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
9418 defining the __xxx_TYPE__ macros.
9419 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
9420 * fixincl/fixlib.h: don't need to include "tm.h" anymore
9421 * fixincl/inclhack.def(type_map): now obsolete
9423 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
9425 * cpp.texi: Append a trailing full-stop to xrefs where needed.
9427 2000-07-26 Dave Pitts <dpitts@cozx.com>
9429 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
9431 (mvs_hash_alias): New function.
9432 (mvs_add_alias): Change argument spacing.
9433 (mvs_need_alias): Change aliasing criteria. Added documentation.
9434 (mvs_get_alias): Change to use hashed name. The hashed name prevents
9435 CSECT name collisions.
9436 (mvs_check_alias): Likewise.
9437 (handle_pragma): Change documentation.
9438 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
9439 mode from SImode to DImode.
9440 (iorhi3): Changed LTORG size for insn.
9442 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
9444 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
9445 mem if the address is a mode_dependent_address_p.
9447 2000-07-26 Kazu Hirata <kazu@hxi.com>
9449 * h8300.c (print_operand): Print ":8" when the 'R' operand is
9450 suitable for 8-bit absolute.
9451 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
9452 (OK_FOR_U): Add a case for the 8-bit constant address on the
9455 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
9457 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
9458 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
9459 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
9460 lack of implemented alignment.
9462 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
9464 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
9465 cross-compiling between 64-bit and 32-bit machines.
9467 2000-07-27 Richard Henderson <rth@cygnus.com>
9469 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
9470 (movhicc_astep, movhi_internal_astep): New.
9471 (movsicc_astep, movsi_internal_astep): New.
9472 (movdicc_astep, movdi_internal_astep): New.
9473 (movsfcc_astep, movsf_internal_astep): New.
9474 (movdfcc_astep, movdf_internal_astep): New.
9475 (movxfcc_astep, movxf_internal_astep): New.
9476 (cmovdi_internal_astep, cmovsi_internal_astep): New.
9477 Unify the cmov[ds]i splitters.
9479 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
9481 * real.c (asctoeg): Rename `error' label to unexpected_char_error
9483 2000-07-26 Nick Clifton <nickc@cygnus.com>
9485 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
9486 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
9488 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
9489 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
9491 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
9493 * c-decl.c (finish_enum): Convert enumerations that fit in an
9495 (build_enumerator): In pedantic mode, cast to `int' those that
9498 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
9500 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
9502 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
9504 * sh.md (cmpgtdi_t): Must be split.
9505 (cmpgtdi_t+1): New splitter.
9507 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
9509 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
9510 warnings for indented directives even if we are skipping.
9512 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
9514 * invoke.texi (strict-prototypes): Remove.
9515 * extend.texi (Deprecated Features): Add strict-prototypes.
9516 (Backwards Compatibility): New node.
9518 2000-07-25 Jakub Jelinek <jakub@redhat.com>
9520 * config/i386/i386.md (andsi_1+1): Allow HImode.
9521 (andsi_1+2): Require q_regs_operand.
9523 2000-07-25 Jakub Jelinek <jakub@redhat.com>
9525 * config/i386/i386.md (call_pop): Check operands[0],
9526 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
9528 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
9529 (call_value): Likewise.
9531 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
9533 * toplev.c (pipe_closed): Delete.
9534 (crash_signal): New. Generate ICE for a fatal signal.
9535 (float_signal): Call crash_signal outside a float-handler
9537 (main): Install crash_signal as handler for core-dumping signals.
9539 2000-07-25 David Edelsohn <edelsohn@gnu.org>
9541 * rs6000.c (print_operand, case 'T'): New case.
9543 * rs6000.md (call_indirect_aix32): Convert to expander of
9544 scheduled instructions.
9545 (call_indirect_aix64): Likewise.
9546 (call_value_indirect_aix{32,64}): Likewise.
9547 (call, call_value): Invoke expanders for AIX. Fall through to
9549 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
9550 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
9551 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
9552 only "g" constraint.
9553 (call_nonlocal_aix64): Likewise.
9554 (call_value_nonlocal_aix{32,64}): Likewise.
9555 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
9557 (call_value_nonlocal_sysv): New pattern.
9558 (indirect_jump{si,di}): Use new 'T' modifier.
9559 (tablejump{si,di} matchers): Likewise.
9560 (return_internal_{si,di}): Likewise.
9561 (return_eh_{si,di}): Likewise.
9563 2000-07-24 Richard Henderson <rth@cygnus.com>
9565 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
9566 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
9567 * config/ia64/ia64.md (movdi_internal): Use it.
9569 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
9571 * cppexp.c: Warn about unary + if -Wtraditional.
9572 * cpplex.c (lex_line): Always set BOL on the first token of a line.
9574 2000-07-24 Michael Meissner <meissner@redhat.com>
9576 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
9579 2000-07-24 Nick Clifton <nickc@cygnus.com>
9581 * config/arm/arm.c (emit_multi_reg_push): Generate a
9582 REG_FRAME_RELEATED_NOTE that is compatable with the code in
9583 dwarf2out_debug_frame_expr.
9585 2000-07-24 Jason Merrill <jason@redhat.com>
9587 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
9588 UNALIGNED_INT_ASM_OP.
9589 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
9590 a location expression.
9591 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
9592 assume indirect access if we're saving the CFA address exactly.
9594 * Makefile.in (bootstrap): Move -BstageN/ to the end.
9596 2000-07-24 Jakub Jelinek <jakub@redhat.com>
9598 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
9601 2000-07-24 Michael Meissner <meissner@redhat.com>
9603 * invoke.texi (D30V Options): Add d30v options.
9605 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
9607 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
9608 needed by our gcse pass anymore.
9609 (free_pre_mem): Corresponding changes.
9610 (compute_pre_data): Do not call compute_transpout anymore.
9612 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
9613 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
9616 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
9617 (compute_pre_data): Do it here instead.
9619 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
9621 (pre_delete): Corresponding changes.
9623 2000-07-23 Mark Mitchell <mark@codesourcery.com>
9625 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
9626 to figure out whether or not a variable has already been emitted.
9628 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
9630 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
9631 instead of gen_call.
9633 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
9635 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
9637 2000-07-23 Kazu Hirata <kazu@hxi.com>
9639 * h8300.c: Fix formatting.
9641 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
9643 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
9644 for `long' switch expression into a plain warning.
9646 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
9647 (yylex): Don't pedwarn for "inline" in C99 mode.
9649 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
9651 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
9652 ggc_alloc): Likewise.
9653 * bb-reorder.c (dump_scope_forest_1): Likewise.
9655 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
9657 * reload.c (find_reloads_toplev): Add new parameter
9659 (find_reloads): Add new parameter to find_reloads_toplev calls.
9661 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
9663 * collect2.c (main): Typo fixed.
9664 * diagnostic.c: Typo fixed.
9665 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
9666 * eh-common.h: Typo fixed.
9667 * emit-rtl.c (start_sequence): Typo fixed.
9668 * flow.c (find_label_refs): Typo fixed.
9669 (calculate_global_regs_live): Typo fixed.
9670 (mark_regno_cond_dead): Typo fixed.
9671 (create_edge_list): Typos fixed.
9672 (verify_edge_list): Typo fixed.
9673 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
9674 * loop.c (strength_reduce): Typo in function name fixed.
9675 * rtl.h: Added comments. Typo in function name fixed.
9676 * rtlanal.c: Typo in function name fixed.
9677 (insn_dependant_p): Rename to ...
9678 (insn_dependent_p): ... this.
9679 (computed_jumo_p): Typo fixed.
9681 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9683 * system.h (__FUNCTION__): Wrap definition in #ifndef.
9685 2000-07-21 David Edelsohn <edelsohn@gnu.org>
9687 * rs6000.h (SIZE_TYPE): Define.
9689 2000-07-21 Mark Mitchell <mark@codesourcery.com>
9691 * ssa.c (rename_insn_1): Don't rename registers that are
9694 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
9696 * diagnostic.c (trim_filename, fancy_abort): Moved here from
9698 (fatal_function, set_fatal_function): Removed.
9699 (fatal): Don't prepare for or call the fatal_function.
9700 (diagnostic_lock, error_recursion): New.
9701 (diagnostic_for_decl, report_diagnostic): Guard against
9702 re-entering the error reporting routines.
9703 (fancy_abort): Assume function is not NULL.
9705 * errors.c (fancy_abort): New. Assume function is not NULL.
9706 * tradcpp.c (fancy_abort): Assume function is not NULL.
9708 * system.h: Provide default definition of __FUNCTION__.
9709 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
9710 Always use __FUNCTION__ in definition of abort.
9712 * varray.h: Likewise.
9713 * toplev.h: Likewise. Don't prototype set_fatal_function.
9715 2000-07-20 Geoff Keating <geoffk@cygnus.com>
9717 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
9719 * glimits.h: Don't do #if defined for ARCH_PPC.
9721 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
9722 constants of size no larger than a pointer should go in the TOC.
9723 Add 'MODE' parameter.
9724 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
9725 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
9726 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
9727 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
9728 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
9729 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
9730 (rs6000_legitimize_address): Likewise.
9731 (rs6000_emit_move): Likewise.
9732 (rs6000_select_rtx_section): Likewise.
9733 (output_toc): Deal properly with outputting small constants like
9734 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
9735 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
9736 MODE parameter. Put small constants in the TOC.
9738 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
9740 (rs6000_emit_move): When reload calls us with an illegitimate
9741 address, exit early. Move the change_address calls to one place
9742 at the end of the routine. Merge the SImode and DImode expanders.
9743 When called by reload to put an integer into a FP register, force
9746 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
9748 (rs6000_hash_constant): Hash mode too.
9749 (toc_hash_function): Allow for key_mode.
9750 (toc_hash_eq): Structures are different if key_mode differs.
9751 (output_toc): Add 'mode' parameter. Save key_mode.
9752 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
9753 Pass 'mode' parameter.
9754 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
9756 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
9757 for vtable references.
9759 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
9760 choice, don't put integer values in FP regs.
9762 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
9764 * flow.c (verify_flow_info): Revamp code to verify that the
9765 head and end of each basic block are in the insn chain.
9767 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
9769 * gcse.c (record_one_set): Prepend instead of append onto
9770 reg_set_table, making it O(n) instead O(n^2).
9771 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
9772 Use a queue instead of a stack as worklist.
9774 2000-07-20 Kazu Hirata <kazu@hxi.com>
9776 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
9777 * h8300.h (OK_FOR_T): New.
9778 (EXTRA_CONSTRAINT): Support OK_FOR_T.
9779 * h8300.md: Use inc/dec.[wl] for increment/decrement
9780 by 1 and 2 in HI and SI modes.
9782 2000-07-20 Jim Wilson <wilson@cygnus.com>
9784 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
9785 larger than 14 bits.
9787 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
9789 * cppmacro.c (CAN_PASTE_AFTER): New macro.
9790 (count_params): Don't set GNU_REST_ARGS on anything.
9791 (save_expansion): Set PASTE_LEFT only on tokens for which
9792 CAN_PASTE_AFTER is true, or which are named operators.
9794 * cpplex.c (parse_args): Distinguish between a rest argument
9795 given one empty argument, and a rest argument given zero arguments.
9796 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
9797 deletion of previous token based on that.
9798 (get_raw_token): Flatten some control structure.
9800 * cpplib.h (CPP_LAST_EQ): Correct.
9801 (VOID_REST): New token flag.
9802 (GNU_REST_ARGS): Delete.
9804 * tradcpp.c (main): Don't munge -D options.
9805 (make_definition): Bring -D handling in line with cpplib.
9806 (do_define): Strip all leading whitespace from macro definitions.
9808 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
9810 * Makefile.in (tradcpp): Depend on intl.o and version.o.
9812 2000-07-20 Bruce Korb <bkorb@gnu.org>
9814 * fixincl/check.tpl: strip the platform specific types before testing
9815 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
9816 * fixincl/fixincl.tpl: use platform specific types
9817 * fixincl/fixlib.h: include the platform specific types
9818 * fixincl/inclhack.def(gnu_types): don't supply the types
9819 * fixincl/fixincl.x: regen
9821 2000-07-19 Jim Wilson <wilson@cygnus.com>
9823 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
9826 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9828 * tradcpp.c (rescan): Do not recognize directives when the #
9831 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
9833 Implement C++ named operators.
9835 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
9836 of operators allowed in #if and having an _EQ variant. Add
9837 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
9838 (cpp_token flags): Add NAMED_OP.
9839 (enum node_type): Add T_OPERATOR.
9840 (struct cpp_hashnode): Add code slot to value union.
9841 * cpphash.h (spec_nodes): Remove n_defined.
9843 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
9844 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
9845 (is_macro_disabled): Tweak error messages.
9847 * cpplib.c (get_define_node): Disallow all named operators as
9848 macro names. Tweak error messages.
9849 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
9851 * cppinit.c (builtin_array): Add entries for the named operators.
9852 * cppexp.c (lex): Check for CPP_DEFINED token.
9853 (priority table): Add entries for CPP_MIN and CPP_MAX.
9854 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
9856 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
9858 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
9859 larger than the array of cuids.
9860 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
9863 2000-07-19 Bruce Korb <bkorb@gnu.org>
9865 * fixinc/fixincl.c: Convert to using a table of environment variables
9866 and activate the auto-edit marker on the fixed output files.
9867 * fixinc/fixlib.h: Define the environment table
9868 * fixinc/fixincl.sh: export the ${INPUT} dir
9869 * fixinc/check.tpl: likewise
9871 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9873 * gcc.c (.h spec): Fix typo.
9875 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
9877 * Makefile.in: Fix tradcif.c path.
9879 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
9881 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
9884 * cpphash.h (TOKEN_NAME): New macro.
9885 (_cpp_spell_operator): Deleted.
9886 (token_spellings): Now _cpp_token_spellings.
9888 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
9889 * cpplex.c: Use OP and TK macros when expanding the
9890 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
9891 store the stringification of the enumeration name (CPP_CHAR,
9892 etc.) in the name slot of token_spellings.
9893 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
9894 token_spellings directly.
9895 * cpplib.c: Use TOKEN_SPELL.
9897 * cpplex.c (_cpp_push_token): If the token being pushed back
9898 is the previous token in this context, just subtract one from
9900 * cppmacro.c (save_expansion): Clear aux field when storing a
9903 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9905 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
9906 buffer, provided it is not NULL.
9908 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
9910 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
9911 case of invalid volatile re-declaration.
9913 2000-07-18 Jakub Jelinek <jakub@redhat.com>
9915 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
9916 (expand_call): Adjust caller.
9918 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
9920 * diagnostic.h (report_diagnostic): Change prototype.
9922 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
9923 diagnostic_for_decl): Change prototype.
9924 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
9925 error, warning, error_with_file_and_line,
9926 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
9927 Adjust call to report_diagnostic, diagnostic_for_decl.
9928 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
9929 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
9931 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
9932 varaible argument list.
9934 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
9936 * cpphash.c: Don't include hashtab.h. Most macro-handling code
9937 moved to cppmacro.c.
9938 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
9939 dump_hash_helper): Delete.
9940 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
9941 cpp_forall_identifiers): New. Implement specialized version of
9942 Vlad's expandable hash table.
9943 (cpp_lookup): Use new functions.
9944 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
9946 * cppmacro.c: New file.
9947 * cppinit.c (dump_macros_helper): New.
9948 (cpp_finish): Iterate over the identifier table directly.
9949 * cpplex.c (parse_name): Calculate the hash of the identifier
9950 while we scan it. Use _cpp_lookup_with_hash when we can.
9952 * cpphash.h: Update prototypes.
9953 (xcnewvec, HASHSTEP): New helper macros.
9954 * cpplib.h: Update prototypes.
9955 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
9956 (cppmacro.o): New rule.
9957 (cpphash.o): Update deps.
9959 * cppmain.c: Do not set pfile->printer if no_output is on.
9961 2000-07-15 Neil Booth <neilb@earthling.net>
9963 * cpplib.c: Change all directive-handler functions to return
9965 * cpphash.h: Update typedefs.
9967 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
9969 * configure: Regenerate.
9971 * extend.texi (Extended Asm): Mention that a memory clobber
9972 does not count as a side-effect.
9974 * unroll.c (copy_loop_body): Fix one instance of using host
9975 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
9978 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
9980 2000-07-17 Richard Henderson <rth@cygnus.com>
9982 * config/ia64/ia64.md (movdi): Split out load address code.
9983 New post-reload splitter for symbolic operands.
9984 (movdi_internal): Abort if we didn't split symbolic operands
9985 when we should have.
9986 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
9987 (ia64_reorg): Split insns when not optimizing.
9988 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
9990 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
9992 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
9993 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
9995 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
9997 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
9999 2000-07-17 Jason Merrill <jason@redhat.com>
10001 * Makefile.in (clean): Remove libgcc directory.
10003 * configure.in (-Wno-long-long check): Use higher-level macros.
10005 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
10007 * simplify-rtx.c (simplify_binary_operation): Recognize
10008 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
10009 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
10010 a CONST_INT, it will always be zero.
10012 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
10014 * loop.c (check_dbra_loop) : Return if more than one condition is
10015 present to control the loop.
10017 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
10019 * mips.c (mips_expand_prologue): Don't calculate the last argument
10020 register unless we need it. When we are calculating this, make
10021 sure FUNCTION_ARG is giving us a REG.
10023 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10025 * flow.c (libcall_dead_p): Use single_set to verify the insn
10026 has only one set and get for analysis.
10027 (propagate_one_insn): Don't pass the PATTERN of the insn.
10029 2000-07-17 Mark Klein <mklein@dis.com>
10031 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
10033 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
10035 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
10036 * configure.in (TARGET_GETGROUPS_T): Evaluate.
10037 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
10038 of second argument of getgroups.
10039 * configure, config.in: Rebuilt.
10041 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
10043 * simplify-rtx.c (simplify_relational_operation): Two signed
10044 values with equal high words are less/greater than each other if
10045 their low words are less/greater when considered as unsigned.
10047 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
10049 * configure.in (vax-*-openbsd): Change to new style configuration,
10050 add collect2/float_format information.
10051 * configure: Rebuilt.
10052 * config/vax/openbsd1.h: New.
10053 * config/vax/openbsd.h: New.
10054 * config/vax/t-openbsd: New.
10056 2000-07-17 Chip Salzenberg <chip@valinux.com>
10058 * c-common.c (shorten_compare): Quiet warnings about unsigned
10059 comparisons with zero when they occur in a system header.
10061 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
10063 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
10064 update to describe current practice.
10066 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
10068 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
10069 references to C9X. Change references to -fstd and -flang-isoc9x
10072 * c-common.c (scan_char_table): Allow "z" length modifiers on
10074 (check_format_info): Use TYPE_DOMAIN on the type matched against
10075 for "z" formats, to retrieve the language size_t rather than the
10078 * c-common.c (check_format_info): Do not make a pedantic objection
10079 to the 'L' length modifier if used with a floating point type
10082 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
10083 constants in C99 mode.
10085 2000-07-17 Kazu Hirata <kazu@hxi.com>
10087 * h8300.md: Fix the format of mac.
10088 (movsi_h8300hs): Output a tab after stmac instead of a space.
10090 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
10091 profitable adds/subs sequences.
10093 * fold-const.c: Fix comment typos.
10095 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
10097 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
10099 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10101 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
10103 2000-07-16 Neil Booth <NeilB@earthling.net>
10105 * cpplex.c: Update comments.
10106 * README.Portability: Small update.
10108 2000-07-16 Neil Booth <NeilB@earthling.net>
10110 * README.Portability: Small update.
10112 2000-07-15 Richard Henderson <rth@cygnus.com>
10114 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
10115 * config/ia64/ia64.c (ia64_move_ok): New function.
10116 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
10117 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
10119 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
10121 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
10122 immediately following a paste operator.
10123 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
10124 (cpp_reader_init): Call it, if HOST_EBCDIC.
10125 (cpp_handle_options): Do not sort option list here.
10126 (handle_option): Rename to cpp_handle_option and export.
10127 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
10128 _cpp_get_token directly.
10129 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
10130 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
10131 * cpplib.h: Prototype cpp_handle_option. Update prototype of
10134 2000-07-15 Richard Henderson <rth@cygnus.com>
10136 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
10137 cast around an expression. Tidy other unsigned tests.
10139 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
10141 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
10142 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
10143 (v_message_with_decl): Rename to ...
10144 (format_with_decl): ... this. Tweak
10145 (diagnostic_for_decl): New function.
10146 (fatal_io_error): Use verbatim in lieu of notice.
10147 (announce_function): Use verbatim.
10148 (default_print_error_function): Likewise.
10149 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
10152 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10154 * mips.c (function_arg_pass_by_reference): Don't do automatic
10155 aggregate initialization.
10156 (machine_dependent_reorg): Initialize variable `mode'.
10158 * mips.md (absdi2): Change variable `regno1' to unsigned int.
10159 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
10160 conflicts with sys/param.h macro of the same name.
10161 (reload_outdi): Likewise.
10163 2000-07-15 Michael Meissner <meissner@redhat.com>
10165 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
10166 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
10167 create a new node instead.
10169 2000-07-15 Neil Booth <NeilB@earthling.net>
10171 * README.Portability: Correct example about calling a function
10172 through a pointer to function. Format wide paragraphs.
10174 2000-07-15 Michael Meissner <meissner@redhat.com>
10176 * README.Portability: Update integer suffixes and function
10177 prototype sections.
10179 2000-07-15 Neil Booth <NeilB@earthling.net>
10181 * README.Portability: Small update.
10183 2000-07-15 Neil Booth <NeilB@earthling.net>
10185 * README.Portability: New file.
10187 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
10189 * INSTALL: Give special instructions for building GCC on Irix 6.
10190 * config/mips/x-iris6 (CC): Don't set it.
10193 2000-07-14 Jason Merrill <jason@redhat.com>
10195 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
10196 register in the stack and later in another register, use the new
10199 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
10201 * config/mips/mips.md: (absdi2): Handle sign_extend for
10204 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
10206 * cpplib.c (do_pragma_dependency): Tidy warning messages.
10208 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
10210 * .cvsignore: Correct typo.
10212 2000-07-13 Mark Mitchell <mark@codesourcery.com>
10214 * .cvsignore: Add generated YACC files.
10215 * objc/.cvsignore: New file.
10217 2000-07-14 Neil Booth <NeilB@earthling.net>
10219 * cpplex.c (adjust_column): New funcion.
10220 (skip_whitespace): Use it.
10221 (skip_block_comment): Use it, and warn about /*/* with
10224 2000-07-14 Neil Booth <NeilB@earthling.net>
10226 * cpphash.c (struct macro_info): Add new members.
10227 (_cpp_free_definition): Delete the macro directly.
10228 (count_params): Return void, with first token of
10229 expansion in struct macro_info on success.
10230 (parse_define): Return int. Hoist syntax checking from
10231 save_macro_expansion. Leave call to save_expansion to
10232 _cpp_create_definition.
10233 (alloc_macro): Needs just 2 arguments.
10234 (free_macro): Delete.
10235 (save_expansion): Don't perform syntax check.
10236 (_cpp_create_definition): Call save_expansion.
10238 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10240 * genrecog.c (write_header): Split long string.
10242 * cpphash.c (macro_info): Don't use the `signed' keyword.
10244 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
10246 2000-07-13 Jakub Jelinek <jakub@redhat.com>
10248 * calls.c (stored_args_map): New variable.
10249 (check_sibcall_argument_overlap_1): New.
10250 (check_sibcall_argument_overlap): New.
10251 (expand_call): Initialize stored_args_map.
10252 Call check_sibcall_argument_overlap.
10254 2000-07-13 Bruce Korb <bkorb@gnu.org>
10256 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
10257 (emit_gnu_type): utility procedure for gnu_type_fix
10258 (gnu_type_fix): implement various pre-processor guards around
10259 standard types so these types can be defined over and over
10260 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
10261 types alluded to above will have GNU-compliant base types
10262 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
10263 * fixinc/inclhack.def: add test_text entries and utilize the new
10264 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
10265 * fixinc/fixincl.x: regenerate
10267 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10269 * diagnostic.c (vline_wrapper_message_with_location,
10270 v_message_with_file_and_line, v_error_with_file_and_file,
10271 v_error_for_asm, v_warning_for_asm, vfatal,
10272 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
10273 vsorry, verror, vwarning, vpedwarn): Remove.
10274 (diagnostic_for_asm): New function.
10275 (pedwarn, error, warning, pedwarn_with_file_and_line,
10276 error_with_file_and_line, warning_with_file_and_line, sorry,
10277 error_for_asm, warning_for_asm, fatal): Reimplement.
10278 (finish_diagnostic): Clear diagnostic info as well.
10280 2000-07-13 Neil Booth <NeilB@earthling.net>
10282 * c-common.h (flag_digraphs): New.
10283 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
10284 * c-lex.c (yylex): Use flag_digraphs to decide whether to
10287 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
10289 * gcc.c (do_spec_1): Add new %B operator.
10290 (set_input): Prepare for %B.
10292 (link_command_spec): Move up with the other tm.h-
10293 overrideable specs. Factor out the portion conditional on
10294 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
10295 (struct compiler): Just have a single spec string. All users
10297 (default_compilers): Remove unnecessary braces.
10298 (static_specs): Update.
10300 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
10302 (C and assembly specs): Use the new named specs, as appropriate.
10304 * objc/lang-specs.h: Use the new named specs.
10305 Remove unnecessary braces.
10307 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10309 * gcc.c (execute): If a subprocess gets a fatal signal, report
10310 strsignal() of the signal number, and ask for a bug report.
10311 Do not do this for SIGPIPE if there's already been an error.
10313 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
10314 Delete pipe_closed.
10316 * tradcif.c: Remove.
10318 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10320 * final.c (profile_function): Do not emit profile counters in
10321 the data section, if NO_PROFILE_COUNTERS is defined.
10322 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
10325 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
10326 (FUNCTION_PROFILER): Just emit a call to mcount.
10328 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10330 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
10332 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
10333 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
10334 traditional, lang_chill, or lang_fortran.
10336 * cppfiles.c: #undef strcmp to suppress warning about macros
10337 used without arguments.
10338 (_cpp_execute_include): Use f, not fname, in "No include path"
10340 (_cpp_pop_file_buffer): New function.
10341 * cpplib.c: Don't include <sys/mman.h>.
10342 (cpp_push_buffer): Set line_base and lineno in new buffer.
10343 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
10345 * cpplex.c: Move all prototypes and structure declarations to the
10346 top of the file. Properly parenthesise some macro arguments.
10347 (cpp_scan_line): New function.
10348 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
10349 don't need to walk up the stack counting.
10351 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10353 * c-common.c (combine_strings): Emit a pedantic warning when a
10354 string length is greater than the minimum ANSI C is required
10357 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
10359 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
10360 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
10362 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10364 * c-decl.c (define_label): Warn about identifier conflicts with
10365 labels in traditional C.
10367 * c-parse.in (unop +): Warn about the unary plus operator for
10370 * c-typeck.c (store_init_value): Warn about automatic aggregate
10371 initialization for traditional C.
10373 * invoke.texi (-Wtraditional): Document new warnings.
10375 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
10377 * Makefile.in (c-errors.o): Fix thinko in dependency.
10379 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10381 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
10382 -traditional, -ftraditional, or -traditional-cpp was given.
10383 Do not pass -traditional to the preprocessor.
10384 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
10385 preprocessor does it automatically.
10386 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
10388 * ch/lang-specs.h: Always use tradcpp. Do not pass
10389 -traditional, -trigraphs, or -pedantic to the preprocessor.
10390 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
10393 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
10395 * cppexp.c (LOGICAL): Delete macro.
10396 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
10399 * cpphash.c (HASHSIZE): Increase to 4096.
10400 (struct hashdummy): Add hash field.
10401 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
10402 the string values using memcmp.
10403 (cpp_lookup): Set dummy.hash.
10405 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
10407 * configure.in (m88k-openbsd): Express configuration using new fragment
10409 * configure: Rebuilt.
10410 * m88k/aout-dbx.h: New.
10411 * m88k/openbsd.h: New.
10412 * m88k/xm-openbsd.h: New.
10414 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10416 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
10418 2000-07-12 Richard Henderson <rth@cygnus.com>
10420 * reload.c (push_secondary_reload): Make sure to add the new
10421 reload at the end, after acquiring secondary memory.
10423 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10425 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
10427 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
10428 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
10430 * c-parse.in (stmt): Delete unused variables.
10432 * convert.c (convert_to_vector): Likewise.
10434 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
10436 * tree.c (finish_vector_type): Prototype.
10438 2000-07-12 Bruce Korb <bkorb@gnu.org>
10440 * fixinc/fixfixes.c: use xmalloc
10441 * fixinc/fixincl.c(initialize): set program name for xmalloc
10442 * fixinc/fixlib.c(must_malloc): obsolete
10443 (is_cxx_header): no longer used - disabled
10444 (skip_quote): inserted and disabled for future use
10445 * fixinc/fixlib.h: reflects above
10446 * fixinc/fixtests.c: removed dinkleberries
10448 2000-07-12 Neil Booth <NeilB@earthling.net>
10450 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
10451 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
10453 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
10454 struct toklist_dummy): New.
10455 (cpp_free_definition): Free macros with free_macro.
10456 (count_params): Don't save paramter spellings. Save macro
10457 information in a struct macro_info.
10458 (parse_define): Don't allocate a token list.
10459 (save_expansion): Allocate the macro's token list, and
10460 save parameter spellings if necessary. Use TOKEN_SPELL.
10461 (cpp_create_definition): Make list const.
10463 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
10465 * c-typeck.c (pedwarn_c99): Move to
10466 * c-errors.c: ... Here.
10467 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
10468 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
10469 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
10470 (c-errors.o): List dependency.
10472 2000-07-12 Mark Mitchell <mark@codesourcery.com>
10474 * c-parse.c: Remove.
10475 * c-parse.h: Likewise.
10476 * c-parse.y: Likewise.
10477 * objc/objc-parse.c: Likewise.
10478 * objc/objc-pasre.y: Likewise.
10480 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
10482 * gcc.texi: Fix minor typos
10483 * extend.texi: Fix minor typos
10485 2000-07-11 Marc Espie <espie@openbsd.org>
10487 * collect2.c (main): Recognize .lo as object files.
10489 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
10491 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
10494 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
10495 with MAP_ANONYMOUS and MAP_ANON.
10496 * configure, config.in: Rebuilt.
10498 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
10500 * diagnostic.c (save_output_state): Remove.
10501 (restore_output_state): Likewise.
10502 (clear_text_info): New function.
10503 (clear_diagnostic_info): Likewise.
10504 (output_text_length, is_starting_newline, output_prefix,
10505 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
10506 prefixing_policy, output_buffer_ptr_to_format_args): New macros
10507 (set_real_maximum_length, output_set_maximum_length,
10508 output_set_prefix, output_get_prefix, output_set_maximum_length,
10509 output_destroy_prefix, init_output_buffer,
10510 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
10511 output_add_newline, output_add_character, output_add_space,
10512 output_append_r, output_append, wrap_text, output_format,
10513 output_do_printf, output_printf, output_do_verbatim,
10514 output_verbatim, verbatim): Use them.
10515 (output_clear): Split into cleat_text_info and
10516 clear_diagnostic_info.
10517 (struct output_state): Move to...
10519 * diagnostic.h: ...Here
10520 (struct output_buffer): Adjust.
10522 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
10524 * cpplex.c (parse_name): No longer inline (premature optimization).
10525 (do_pop_context): Fold into pop_context.
10526 (pop_context): Returns int.
10527 (lex_next): Hoist test for end of directive into pop_context.
10528 (push_macro_context): Returns int; takes just reader and token.
10529 Hoist test for excessive nesting to caller.
10530 (push_arg_context): Returns void; takes just reader and token.
10531 Do not call stringify_arg or get_raw_token.
10532 (get_raw_token): Convert tail recursion through push_arg_context
10533 to a loop at this level. Call stringify_arg here if appropriate.
10534 (maybe_paste_with_next): Convert tail recursion to a while loop.
10535 Hoist test of paste_level to caller.
10537 (stringify_arg): Push arg context at beginning.
10538 (cpp_get_token): Split out core into _cpp_get_token. Call
10539 process_directive here. Throw away CPP_PLACEMARKER tokens.
10540 (_cpp_get_token): Convert tail recursion through
10541 push_macro_context to a loop at this level.
10542 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
10543 _cpp_get_raw_token): Use _cpp_get_token.
10544 (_cpp_skip_rest_of_line): Drop the context stack directly; do
10545 not call pop_context.
10546 (_cpp_run_directive): Call lex_next directly.
10548 * cpphash.h: Prototype _cpp_get_token.
10549 * cppexp.c (lex): Use it.
10550 * cpphash.c (parse_define): Use it.
10551 * cpplib.c (get_define_node, do_undef, parse_include,
10552 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
10553 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
10554 parse_ifdef, validate_else): Use it.
10555 (cpp_push_buffer): Tweak error message; abort if anyone tries
10556 to push a buffer while macro expansions are stacked.
10558 2000-07-11 Donn Terry <donnte@microsoft.com>
10560 * cpplex.c (free_macro_args, save_token): Cast arg of free
10561 and/or xrealloc to PTR.
10562 (_cpp_init_input_buffer): Clear all fields of the base context.
10564 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
10566 * gensupport.c (process_rtx): Make rtl checking stop
10567 complaining about the define_insn while it is being
10568 converted from a define_insn_and_split.
10570 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
10572 * config/mips/mips.c (simple_memory_operand): Access the
10573 INTVAL of the address, not it's containing MEM.
10575 2000-07-11 Bruce Korb <bkorb@gnu.org>
10577 * fixinc/fixtests.c(double_slash): obsolete
10578 (else_endif_label): likewise
10579 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
10580 (libc1_ifdefd_memx): correct initial comment
10581 and omit the #if/#endif pair from the memxxx declarations
10582 * fixinc/fixincl.x: regen
10584 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10586 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
10588 2000-07-11 Neil Booth <NeilB@earthling.net>
10590 * cpp.texi: Update.
10592 2000-07-11 Neil Booth <NeilB@earthling.net>
10594 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
10595 (handle_option): Set digraphs according to standard.
10596 Merge OPT_lang_c89 handler with OPT_std_c89.
10598 * cpplex.c: (lex_line, can_paste): Honour digraphs in
10599 accordance with the digraphs flag.
10601 * cpplib.h: (struct cpp_options): New option digraphs.
10603 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
10604 Bruce Korb <bkorb@gnu.org>
10606 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
10607 * fixinc/fixincl.x: Regenerate.
10608 * fixinc/tests/base/testing.h: Add testcase.
10610 2000-07-10 Richard Henderson <rth@cygnus.com>
10612 * config/ia64/ia64.c (got_symbolic_operand): New.
10613 (symbolic_operand, move_operand): Revert 0701 change.
10614 * config/ia64/ia64.h (PREDICATE_CODES): Update.
10615 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
10616 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
10617 split the offset into a 14-bit low part instead of a 13-bit low part.
10618 (load_fptr): Mark the mem as unchanging.
10619 (load_symptr): Use got_symbolic_operand.
10621 2000-07-10 Nick Clifton <nickc@cygnus.com>
10623 * libgcc2.c (next_stack_level): Cast result of computation to
10624 (void **) so that the assignment does not generate a warning.
10626 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
10628 * flags.h : Add new variable flag_single_precision_constant.
10629 * toplev.c (display_help) : Add -fsingle-precision-constant option.
10630 (flag_single_precision_constant): New.
10631 * c-lex.c (yylex): Convert floating point constant to single
10632 precision constant.
10633 * invoke.texi : Add documentation for this new option.
10635 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10637 * diagnostic.c (output_octal): Second parameter is unsigned.
10638 (output_long_octal): Likewise.
10639 (output_hexadecimal): Likewise.
10640 (output_long_hexadecimal): Likewise.
10641 (output_format): Adjust arguments extraction. Tweak.
10642 (output_verbatim, verbatim): End variable argument list.
10643 (report_diagnostic): Improve documentation.
10645 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
10647 * c-common.h (build_stmt): Declare.
10648 (build_continue_stmt): Likewise.
10649 (build_break_stmt): Likewise.
10650 (build_return_stmt): Likewise.
10652 * c-decl.c (do_case): Rewrite to do what previously done in
10655 * c-semantics.c (build_stmt): Define.
10656 (build_return_stmt): Likewise.
10657 (build_break_stmt): Likewise.
10658 (build_continue_stmt): Likewise.
10659 (build_case_label): Likewise.
10661 * c-parse.in (BREAK): Change to build tree, then generate RTL.
10662 (CONTINUE): Likewise.
10663 (RETURN): Likewise.
10665 (DEFAULT): Likewise.
10667 * c-parse.y: Regenerate.
10668 * c-pasre.c: Likewise.
10670 2000-07-09 Jason Merrill <jason@redhat.com>
10672 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
10674 * tree.h (STRIP_NOPS): Check for error_mark_node.
10675 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
10676 (dwarf2out_*): Remove duplicate declarations.
10678 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
10679 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
10681 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
10683 * diagnostic.c (wrap_text): New function.
10684 (maybe_wrap_text): Likewise.
10685 (output_add_string): Use it.
10686 (output_format): Likewise.
10687 (count_error): Use verbatim instead of notice.
10688 (report_error_function): Likewise. Don't use plain fprintf.
10689 (finish_diagnostic): New function.
10690 (output_do_verbatim): Tweak. Commonalize functionalities in
10691 output_verbatim and verbatim.
10692 (output_verbatim): Adjust.
10693 (verbatim): Likewise.
10694 (report_diagnostic): Define.
10696 * diagnostic.h (report_diagnostic): Prototype.
10698 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
10700 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
10702 2000-07-09 Neil Booth <NeilB@earthling.net>
10704 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
10705 IShspace, ISspace: Update.
10707 * cppinit.c: ISTABLE: Update.
10710 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
10711 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
10712 (skip_block_comment, skip_line_comment, parse_string,
10713 lex_line): Use is_vspace rather than IS_NEWLINE.
10714 (skip_whitespace, lex_line): Clean up to use is_nvspace.
10715 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
10717 (lex_next): Unconditionally stop if within a directive.
10718 Treat directives within macro invocations as directives
10719 (after parse_args emits error), not as the argument.
10721 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
10723 * diagnostic.c (diagnostic_args): New macro.
10724 (diagnostic_msg): Likewise.
10725 (output_formatted_integer): Likewise.
10726 (output_state): New data type.
10727 (digit_buffer): Make global.
10728 (output_add_integer): Rename to output_decimal. Squeeze
10730 (output_long_decimal, output_unsigned_decimal,
10731 output_long_unsigned_decimal, output_octal, output_long_octal,
10732 output_hexadecimal, output_long_hexadecimal): New functions.
10733 (output_append_r): New function.
10734 (output_append): Tweak.
10735 (output_flush_on): Rename to output_to_stream.
10736 (output_format): Change prototype. Improve documentation. Handle
10737 more format specifiers.
10738 (build_location_prefix): Rename to context_as_prefix.
10739 (output_notice): Rename to output_do_printf.
10740 (output_printf): Tweak.
10741 (line_wrapper_printf): Likewise.
10742 (vline_wrapper_message_with_location): Adjust call to renamed
10744 (v_message_with_decl): Likewise.
10745 (default_print_error_function): Likewise.
10746 (save_output_state): New function.
10747 (restore_output_state): Likewise.
10748 (output_do_verbatim): Likewise.
10749 (output_verbatim): Define.
10750 (verbatim): Likewise.
10752 * diagnostic.h (printer_fn): Change return type from void to int.
10753 Improve documentation.
10754 (output_add_integer): Rename to output_decimal.
10755 (output_flush_on, output_format): Don't export.
10756 (output_verbatim, verbatim): Declare.
10758 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
10760 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
10761 Check whether c divides op1 exactly if operation is not
10764 2000-07-08 Richard Henderson <rth@cygnus.com>
10766 * final.c (final): Do not abort when reg-stack introduces
10769 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
10771 * cpplib.h (struct cpp_name): Now struct cpp_string.
10772 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
10773 CPP_HEADER_NAME): Change to type S.
10774 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
10775 field, a cpp_hashnode *. All references to val.name updated
10776 to use val.str or val.node as appropriate.
10777 (struct cpp_reader): Add spec_nodes field.
10778 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
10780 * cpphash.h (struct spec_nodes): New.
10781 (enum spell_type): Reorder. Only SPELL_STRING tokens use
10782 val.str. All references to 'spelling > SPELL_NONE' updated to
10785 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
10786 pfile->buffer->inc are not NULL before dereferencing them.
10788 * cpplex.c (parse_name): Take a pointer to the current token,
10789 plus current position and limit as args; return the new
10790 position; don't copy the text of a name into the string
10791 buffer, instead call cpp_lookup and store the node pointer.
10792 If extending a token, copy out the text of the old into a
10793 scratch buffer, append the new, look that up and store the new
10794 node pointer. Inline.
10795 (maybe_paste_with_next): If the result of paste is a NAME,
10796 then look up the pasted text and store its node pointer.
10797 (lex_line): Adjust for new parse_name interface.
10798 Check for L"str", L'str' using spec_nodes->n_L.
10799 (spell_token): SPELL_IDENT tokens have their spelling in
10800 val.node->name. Handle SPELL_STRING tokens that don't have
10802 (_cpp_expand_name_space,
10803 (can_paste): Check for L ## "str" using spec_nodes->n_L.
10804 (cpp_get_token, special_symbol): No need to call cpp_lookup.
10805 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
10806 return 1=equal 0=not, not a tristate.
10808 * cpphash.c (var_args_str): Delete.
10809 (find_param): Compare node fields directly.
10810 (is__va_args__): Use CPP_PEDANTIC. Just compare
10811 token->val.node with spec_nodes->n__VA_ARGS__.
10812 (dump_funlike_macro): Don't use var_args_str.
10814 * cpplib.c (_cpp_check_directive): Just walk through
10815 spec_nodes->dirs comparing pointers.
10816 (get_define_node, do_pragma_poison, detect_if_not_defined,
10817 parse_ifdef): The identifier has already been looked up.
10818 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
10820 (do_if): Only call detect_if_not_defined at beginning of file.
10821 (_cpp_parse_assertion): Only copy string pointers for
10822 SPELL_STRING tokens.
10823 (pragma_dispatch): Take a node pointer and examine its name
10825 (_cpp_init_stacks): Also initialize the spec_nodes structure.
10827 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
10829 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
10830 reverse order from the corresponding _cpp_init_* routines.
10832 * cppexp.c (parse_number, parse_charconst, parse_defined,
10833 lex): Check val.node->type instead of calling cpp_defined.
10834 Use spec_nodes entries where appropriate.
10836 * fix-header.c, scan-decls.c: Update for interface changes.
10838 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
10840 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
10841 emitting aux_truncdfsf2.
10843 2000-07-03 Donn Terry (donnte@microsoft.com)
10845 * cppinit.c (print_help): split overlong line into ISO C89
10848 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10850 * cppexp.c: Update all code for new lexer interface.
10851 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
10852 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
10853 * cpplex.c (token_names): Trim leading CPP_ from names; make
10854 the strings unsigned.
10855 (_cpp_spell_operator): New.
10856 (is_macro_disabled): Disable all macros if rescanning
10858 (_cpp_get_directive_token): Remove.
10860 * cppinit.c: Don't set no_macro_expand.
10861 * cpplib.c (read_line_number, do_line): Check only for EOF,
10863 * cpphash.h: Update prototypes.
10864 * cpplib.h (CPP_VSPACE): Remove.
10865 (struct cpp_reader): Remove no_macro_expand.
10867 2000-07-08 Neil Booth <NeilB@earthling.net>
10869 * cpphash.c (is__va_args__): New function.
10870 (count_params): Fix line reported in error messages. Use
10871 is__va_args__. Don't return ')' on error. Flag GNU style
10872 rest args macro definitions.
10873 (parse_define): Check macro name is not __VA_ARGS__.
10874 (save_expansion): Check identifier in non-varargs-macro is
10875 not __VA_ARGS__. Don't flag GNU_VARARGS.
10876 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
10877 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
10878 than per-token GNU_VARARGS.
10879 * cpplib.h (GNU_VARARGS): Remove.
10880 (GNU_REST_ARGS): New.
10882 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
10884 * i386.md (call_pop, call, call_value_pop): Do not set
10885 current_function_uses_pic_offset_table for calls to static
10886 functions or indirect calls.
10888 2000-07-07 Jim Wilson <wilson@cygnus.com>
10890 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
10891 is_predicate_reg, then take max write_count of register pair.
10893 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10895 * tradcpp.c (main): Rename label `include' to `add_include' to
10896 avoid conflicts with variable `include' in traditional C.
10898 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10900 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
10902 2000-07-07 Jakub Jelinek <jakub@redhat.com>
10904 * sibcall.c (uses_addressof): Add INMEM argument, check for
10905 current_function_internal_arg_pointer outside of MEM rtxs in addition
10907 (sequence_uses_addressof): Update caller.
10909 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
10911 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
10914 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10916 * system.h (UNION_INIT_ZERO): New macro for initializing union
10917 members in structs.
10919 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
10921 2000-07-07 Neil Booth <NeilB@earthling.net>
10923 * cpp.texi: Update.
10925 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
10927 * final.c (final): Detect out of bounds array access to
10928 the insn_lengths array.
10930 2000-07-07 Kazu Hirata <kazu@hxi.com>
10932 * fold-const.c (fold): Fix a comment typo.
10934 2000-07-07 Neil Booth <NeilB@earthling.net>
10936 * cpp.texi: Update to new lexer.
10938 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10940 * tradcpp.c: New file.
10941 * tradcif.y: New file.
10942 * tradcif.c: New generated file.
10944 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
10945 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
10946 dependencies of C. Install tradcpp from install-common, in
10949 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
10951 * cppinit.c: Include cppdefault.h. Refer to
10952 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
10953 to GCC_INCLUDE_DIR and its length.
10954 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
10955 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
10956 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
10958 (include_defaults_array): Move to cppdefault.c.
10960 * cppdefault.h: New file.
10961 * cppdefault.c: New file.
10963 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
10964 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
10965 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
10968 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10970 * reload.c (push_reload): When seeing if can reuse a register,
10971 check extra registers against widest of INMODE and OUTMODE.
10973 2000-07-06 Neil Booth <NeilB@earthling.net>
10975 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
10976 based on full length of predicate.
10978 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
10980 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
10981 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
10983 2000-07-05 Kazu Hirata <kazu@hxi.com>
10985 * h8300-proto.h: Fix formatting.
10986 * h8300.c: Likewise.
10987 * h8300.h: Likewise.
10989 2000-07-05 Jim Wilson <wilson@cygnus.com>
10991 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
10994 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
10996 * invoke.texi: Fix minor typos
10997 * md.texi: Fix minor typos
10999 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
11001 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
11003 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
11005 * cpplex.c: Don't include sys/mman.h.
11006 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
11008 * cpplib.c: Include sys/mman.h and obstack.h.
11009 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
11011 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
11012 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
11013 bother freeing if stack entries (they will be freed with their buffer).
11014 (do_endif): Free if stack entries from the buffer obstack.
11015 (push_conditional): Allocate if stack entries from the buffer obstack.
11017 (find_answer): Rename to _cpp_find_answer.
11018 (do_assert, do_unassert): Update.
11020 * cpphash.h: Update prototypes.
11021 (xobnew): New convenience macro.
11022 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
11024 (struct cpp_hashnode): Remove disabled field.
11026 * cppinit.c: Don't include hashtab.h or splay-tree.h.
11027 (report_missing_guard): Moved to cppfiles.c.
11028 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
11030 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
11031 cpp_cleanup_includes. Don't destroy hashtab or
11032 all_include_files here.
11033 (cpp_finish): Use _cpp_report_missing_guards.
11035 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
11036 (_cpp_init_include_table): Rename _cpp_init_includes.
11037 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
11039 * cppexp.c (parse_assertion): Update for new name of
11042 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
11044 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
11046 * cpplib.c (do_ident): s/VSPACE/EOF/
11048 2000-07-05 Neil Booth <NeilB@earthling.net>
11050 * cpplex.c: Fix trigraph replacement within strings.
11052 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11054 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
11056 * xcoffout.c (assign_type_number): Constify.
11057 (xcoffout_source_file): Add static prototype. Don't needlessly
11058 cast away const-ness.
11060 2000-07-04 Jason Merrill <jason@redhat.com>
11062 * frame.h (frame_state): Move base_offset to end.
11064 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
11066 * calls.c (emit_library_call_value_1): Revert previous change.
11068 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
11070 * fix-header.c (struct partial_proto): Remove unnecessary fields.
11071 (recognized_extern, recognized_function, read_scan_file):
11072 Update for new scheme.
11073 (check_protection): It's still a multiple include guard even
11074 if it doesn't always trigger.
11075 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
11077 * scan.h: Declare struct cpp_token. Update prototypes.
11079 2000-07-03 Neil Booth <neilb@earthling.net>
11080 Zack Weinberg <zack@wolery.cumb.org>
11082 Complete overhaul of the lexer and macro expander.
11084 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
11085 arg, arglist, argdata, reflist, collect_objlike_expansion,
11086 collect_funlike_expansion, collect_params,
11087 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
11088 unsafe_chars, macarg, compare_defs, special_symbol,
11089 scan_arguments, stringify, funlike_macroexpand,
11090 _cpp_quote_string, monthnames): Delete.
11091 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
11092 _cpp_create_definition, _cpp_dump_definition,
11093 dump_hash_helper): Adjust.
11094 (find_param, count_params, parse_define, var_args_str,
11095 check_macro_redefinition, save_expansion): New.
11097 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
11098 parse_string, output_line_command, trigraph_replace,
11099 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
11100 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
11101 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
11102 _cpp_skip_rest_of_line): Modify.
11104 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
11105 find_position, null_warning, bump_column, expand_name_space,
11106 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
11107 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
11108 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
11109 _cpp_prescan): Delete.
11111 (dump_param_spelling, process_directive, lex_next,
11112 is_macro_disabled, stringify_arg, expand_context_stack,
11113 output_token, make_string_token, alloc_number_token,
11114 special_symbol, duplicate_token, maybe_paste_with_next,
11115 can_paste, prevent_macro_expansion, restore_macro_expansion,
11116 get_temp_token, release_temp_tokens, quote_string,
11117 token_names, token_spellings, _cpp_expand_name_space,
11118 _cpp_glue_header_name, _cpp_reserve_name_space,
11119 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
11120 placemarker_token, eof_token, cpp_context, macro_args,
11121 get_raw_token, parse_arg, parse_args, save_token,
11122 push_arg_context, push_macro_context, pop_context,
11123 do_pop_context, free_macro_args, _cpp_get_line,
11124 _cpp_run_directive): New.
11126 * cpplib.c (validate_else, parse_include, push_conditional,
11127 pass_thru_directive, read_line_number, parse_ifdef,
11128 detect_if_not_defined, _cpp_check_directive, do_define,
11129 do_undef, do_include, do_import, do_include_next, do_error,
11130 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
11131 top_pragmas, do_pragma_gcc, do_pragma_implementation,
11132 do_pragma_poison, do_pragma_system_header,
11133 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
11134 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
11135 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
11136 cpp_defined): Update for new scheme.
11137 (strtoul_for_line, get_define_node, dump_macro_name,
11138 _cpp_check_linemarker, _cpp_parse_assertion): New.
11139 (_cpp_handle_directive, do_pragma_default): Delete.
11141 * cpphash.h (struct predicate): Now struct answer.
11142 (enum spell_type, struct token_spelling, struct directive,
11143 directive_handler): New.
11144 Update prototypes. Remove unused macros.
11145 * cpplib.h: Update prototypes. Remove unused macros,
11146 structure definitions, and fields.
11148 * cpperror.c (print_containing_files, v_message): Adjust.
11149 * cppexp.c (parse_assertion, lex, parse_escape,
11150 _cpp_parse_expr): Adjust.
11151 * cppfiles.c (open_include_file, _cpp_execute_include,
11152 _cpp_compare_file_date, cpp_read_file, read_include_file):
11154 * cppinit.c (dump_special_to_buffer): Delete.
11155 (append_include_chain, merge_include_chains, cpp_reader_init,
11156 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
11157 cpp_finish, handle_option, print_help): Adjust.
11158 * cppmain.c (main): Adjust.
11160 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
11162 * cppspec.c (lang_specific_driver): Use double quotes in error
11165 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
11167 * calls.c (emit_library_call_value_1): Use valreg instead
11168 of hard_libcall_value.
11170 2000-07-03 Geoff Keating <geoffk@cygnus.com>
11172 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
11173 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
11174 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
11182 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
11183 mode instead of wider_mode is being used.
11185 2000-07-03 Jakub Jelinek <jakub@redhat.com>
11187 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
11188 of 'r'. Use q_regs_operand.
11189 (andsi_1+2): Use q_regs_operand.
11191 2000-07-03 Jakub Jelinek <jakub@redhat.com>
11193 * builtins.c (get_memory_rtx): Always put into alias set 0.
11195 2000-07-03 Nick Clifton <nickc@cygnus.com>
11197 * config/arm/arm.md: Fix post increment and pre increment
11198 peepholes so that they do not generate UNPREDICATBLE opcodes.
11199 (ie ones where the increment clobbers the source/destination).
11201 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
11203 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
11204 change too big for -mtiny-stack" a warning, if larger than 63.
11205 (out_set_stack_ptr): Change the logic so -mno-interrupts is
11206 always safe to use on possible future devices.
11207 (function_prologue): Write SPH before SPL, for consistency.
11208 If interrupt_func_p true, we know we have enabled interrupts.
11209 (avr_num_arg_regs): New function. Round up to even number of
11210 bytes if no -mpack-args or if calling a libgcc function.
11211 (function_arg, function_arg_advance): Use it.
11212 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
11213 Output "movw" if available.
11214 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
11215 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
11216 (asm_output_section_name): Add blanks for consistent output.
11217 (encode_section_info): Set TREE_READONLY for progmem data to
11218 avoid gas warnings about changed section attributes.
11219 (avr_hard_regno_mode_ok): Force non-QImode data to start in
11220 even numbered registers on devices with "movw".
11221 * config/avr/avr.h (MASK_*): Define bits for target_flags.
11222 (TARGET_SWITCHES): Mark help strings for translation.
11223 Add new -mpack-args and -menhanced switches.
11224 (TARGET_OPTIONS): Mark help strings for translation.
11225 (progmem_section): Add section attributes.
11226 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
11227 Output "movw" if available.
11228 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
11230 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
11231 call convention (arguments aligned on even registers).
11232 (_cleanup, _exit): Make weak symbols libc can override.
11234 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11236 * fp-bit.h: New file.
11238 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
11239 Comment #endif statements.
11240 (__thenan_sf, __thenan_df): Add missing braces around initializer.
11242 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
11244 * gcse.c (compute_pre_data): Compute ae_kill using other local
11245 properties instead of calling compute_ae_kill.
11247 * alias.c (init_alias_analysis): Do not call
11248 prologue_epilogue_contains until after reload has completed.
11250 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
11252 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
11253 (genrtl_finish_compound_stmt): Likewise.
11254 (genrtl_compound_stmt): Change to return void.
11256 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
11257 move code from here to ...
11258 (genrtl_compound_stmt): ... here.
11259 (genrtl_finish_compound_stmt): Remove.
11260 (expand_stmt): Add comment.
11262 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
11264 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
11267 2000-07-02 Jakub Jelinek <jakub@redhat.com>
11269 * cpplib.h (struct cpp_reader): New field include_depth.
11270 (struct cpp_printer): Rename last_bsd to last_id.
11271 * cppfiles.c (read_include_file): Bump include_depth.
11272 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
11273 (output_line_command): Output correct #line if a header
11274 is including itself and is not protected against multiple inclusion.
11275 Use include_depth instead of buffer_stack_depth, last_id instead of
11277 * cppinit.c (cpp_start_read): Initialize last_id instead of
11280 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
11282 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
11283 (c-semantics.o): New target.
11285 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
11286 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
11287 (genrtl_clear_out_block): Likewise.
11288 (genrtl_goto_stmt): Likewise.
11289 (genrtl_expr_stmt): Likewise.
11290 (genrtl_decl_stmt): Likewise.
11291 (genrtl_if_stmt): Likewise.
11292 (genrtl_while_stmt): Likewise.
11293 (genrtl_do_stmt): Likewise.
11294 (genrtl_return_stmt): Likewise.
11295 (genrtl_for_stmt): Likewise.
11296 (genrtl_break_stmt): Likewise.
11297 (genrtl_continue_stmt): Likewise.
11298 (genrtl_scope_stmt): Likewise.
11299 (genrtl_switch_stmt): Likewise.
11300 (genrtl_case_label): Likewise.
11301 (genrtl_begin_compound_stmt): Likewise.
11302 (gerntl_finish_compound_stmt): Likewise.
11303 (genrtl_compound_stmt): Likewise.
11304 (genrtl_asm_stmt): Likewise.
11305 (genrtl_decl_cleanup): Likewise.
11306 (DECL_ANON_UNION_ELEMS): Likewise.
11307 (emit_local_var): Likewise.
11308 (make_rtl_for_local_static): Likewise.
11309 (expand_cond): Likewise.
11310 (expand_stmt): Likewise.
11311 (c_expand_return): Likewise.
11312 (c_expand_start_case): Likewise.
11313 (do_case): Likewise.
11314 (COMPOUND_STMT_NO_SCOPE): Likewise.
11315 (c_expand_asm_operands): Likewise.
11316 (NEW_FOR_SCOPE_P): New macro.
11317 (expand_expr_stmt_fn): New type.
11319 (set_current_function_name_declared): Likewise.
11320 (current_function_name_declared): Likewise.
11321 (lang_expand_stmt): Likewise.
11322 (stmts_are_full_exprs_p): Likewise.
11323 (anon_aggr_type_p): Likewise.
11324 (lang_expand_expr_stmt): Likewise.
11325 (build_case_label): Likewise.
11327 * c-decl.c (lang_expand_expr_stmt): Initialize.
11328 (stmts_are_full_exprs_p): Define.
11329 (current_function_name_declared): Likewise.
11330 (do_case): Likewise.
11331 (lang_expand_stmt): Likewise.
11332 (set_current_function_name_declared): Likewise.
11333 (anon_aggr_type_p): Likewise.
11335 * c-semantics.c: New file.
11336 (expand_cond): Moved from cp/semantics.c.
11337 (genrtl_do_pushlevel): Likewise.
11338 (genrtl_clear_out_block): Likewise.
11339 (genrtl_goto_stmt): Likewise.
11340 (genrtl_expr_stmt): Likewise.
11341 (genrtl_decl_stmt): Likewise.
11342 (genrtl_if_stmt): Likewise.
11343 (genrtl_while_stmt): Likewise.
11344 (genrtl_do_stmt): Likewise.
11345 (genrtl_return_stmt): Likewise.
11346 (genrtl_for_stmt): Likewise.
11347 (genrtl_break_stmt): Likewise.
11348 (genrtl_continue_stmt): Likewise.
11349 (genrtl_scope_stmt): Likewise.
11350 (genrtl_switch_stmt): Likewise.
11351 (genrtl_case_label): Likewise.
11352 (genrtl_begin_compound_stmt): Likewise.
11353 (genrtl_finish_compound_stmt): Likewise.
11354 (genrtl_compound_stmt): Likewise.
11355 (genrtl_asm_stmt): Likewise.
11356 (genrtl_decl_cleanup): Likewise.
11357 (make_rtl_for_local_static): Moved from cp/decl.c.
11358 (emit_local_var): Likewise.
11359 (expand_stmt): Define.
11361 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
11362 (c_expand_return): Likewise.
11363 (c_expand_start_case): Likewise.
11365 2000-07-01 Richard Henderson <rth@cygnus.com>
11367 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
11368 with the low 13 bits set.
11369 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
11370 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
11371 of the low 13 bits into a CONST plus an adddi3.
11372 (load_symptr): Set RTX_UNCHANGING_P.
11374 See ChangeLog.3 for earlier changes.