1 2000-10-31 Joseph S. Myers <jsm28@cam.ac.uk>
3 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
4 and decrement of complex types.
6 2000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * builtins.c (expand_builtin_fputs): When deleting NOP calls to
9 builtin fputs, ensure we still evaluate the stream in case it
12 2000-10-31 Jakub Jelinek <jakub@redhat.com>
14 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
17 Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com>
19 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
20 (fp_extended_operand, emit_fpscr_use): Likewise.
21 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
22 (fpul_operand): New function.
23 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
24 fp_extended_operand. Add fpul_operand.
25 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
26 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
27 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
28 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
29 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
31 (floatsisf2): Likewise. Use fpul_operand for 'y' operand.
32 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
33 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
34 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
35 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
37 2000-10-31 Bernd Schmidt <bernds@redhat.co.uk>
39 * config/i386/i386.c (ix86_init_builtins): Correct return type
40 building v4hi_ftype_v4hi_int_int tree node.
41 (ix86_expand_builtin): Use correct operand numbers 0 and 1.
42 Copy operand 0 into a Pmode register, don't generate a MEM rtx.
44 * config/i386/i386.md (sse_movntdi): Use mmx register constraint
46 (mmx__uavgv8qi3): Correct insn mnemonic.
47 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
48 (mmx_punpckhwd): Correct insn mnemonic.
49 (mmx_punpckhdq): Likewise.
50 (mmx_punpcklwd): Likewise.
51 (mmx_punpckldq): Likewise.
52 (prefetch): Use immediare_operand and 'n' constraint for operand 1.
53 Renumber case labels to match the _mm_prefetch constants defined in
56 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
57 if the splitter didn't emit new insns.
58 Make sure we call cleanup_subreg_operands even when splitting the last
59 insn in a basic block.
61 * invoke.texi (Debugging Options): Describe -do.
62 * toplev.c (enum_dump_file_index): New entry DFI_postreload.
63 (dump_file): Likewise.
64 (rest_of_compilation): Split .greg dump into .greg and .postreload.
66 2000-10-30 Neil Booth <neilb@earthling.net>
68 * cppfiles.c (stack_include_file): Check for stacked contexts
70 * cpphash.h (_cpp_do__Pragma): New prototype.
71 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
73 * cpplex.c (skip_escaped_newlines): Only process trigraphs and
74 escaped newlines if !(buffer->from_stage3).
75 (_cpp_lex_token): Warn about missing newlines iff
78 * cpplib.c (get__Pragma_string, destringize,
79 _cpp_do__Pragma): New functions.
80 (run_directive): Set output_line for _Pragma to avoid line
81 markers in output. Set from_stage3 and prevent macro expansion
82 for _Pragma and command-line options. Check buffer exhaustion.
83 (cpp_push_buffer): Don't check for stacked macro contexts, as
84 this is perfectly legitimate for _Pragma. Move the check to
85 stack_include_file instead. Set from_stage3 iff buffer is
88 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
89 unsigned. New boolean from_stage3.
90 (struct spec_nodes): Add n__Pragma.
92 * cppmacro.c (enter_macro_context): Flip sense of return value.
93 (_cpp_get_token): Handle _Pragma operator.
95 2000-10-30 Phil Edwards <pme@sources.redhat.com>
97 * gcc.texi: The C++ standard isn't "draft" anymore.
99 2000-10-30 Mark Mitchell <mark@codesourcery.com>
101 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
103 2000-10-29 Neil Booth <neilb@earthling.net>
105 * cpplib.c (skip_rest_of_line): Use _cpp_get_token.
107 2000-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
109 * toplev.c, flags.h, fold-const.c, real.c, rtl.c,
110 fixinc/inclhack.def: Change comments mentioning C9X to refer to
113 * invoke.texi: Document that -V will only work for very similar
114 versions of driver and compiler.
116 2000-10-29 Neil Booth <neilb@earthling.net>
118 * cppmacro.c (_cpp_create_definition): Optimize the case of
119 a macro defined to itself.
121 2000-10-29 Neil Booth <neilb@earthling.net>
123 * cpplex.c (save_comment): Don't store new lines in C++ comments.
125 2000-10-29 Michael Hayes <mhayes@redhat.com>
127 * integrate.c (copy_insn_list): Copy the unchanging flag for calls.
129 2000-10-28 Geoffrey Keating <geoffk@cygnus.com>
131 * cpphash.c (cpp_forall_identifiers): Add context variable
132 for callback routine.
133 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers
135 (main): Call cpp_forall_identifiers with null context.
136 * cpplib.h (cpp_forall_identifiers): Update prototype.
138 * cppmain.c: Make `parse_in' and `print' static.
140 2000-10-28 Alan Modra <alan@linuxcare.com.au>
142 * c-decl.c (finish_function): Clear c_function_name_declared_p.
144 2000-10-28 Richard Henderson <rth@redhat.com>
146 * regrename.c (scan_rtx_address): Frob action, not class,
147 when trying to disable optimization.
149 2000-10-28 Mark Mitchell <mark@codesourcery.com>
151 * c-semantics.c (make_rtl_for_local_static): Don't clobber
154 2000-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
156 * configure.in: Determine and substitute gcc_version_full.
157 * configure: Regenerate.
158 * gccbug.in: Use it to give full version. Don't allow
161 2000-10-28 Richard Henderson <rth@redhat.com>
163 * recog.c (split_all_insns): Run cleanup_subreg_operands
166 * regrename.c (regrename_optimize): Verify that all registers of
167 a multiple register mode are available.
168 (scan_rtx_address): Accept the mode of the address; all callers
171 * cpplib.c (run_directive): Fix prototype.
173 2000-10-28 Bernd Schmidt <bernds@redhat.co.uk>
175 * reload.c (find_reloads): Distinguish "wins" so that we know whether
176 a given operand won because of a matching constraint or not; then use
177 that information to compute goal_alternative_matched properly.
178 * reload1.c (choose_reload_regs): Never set reload_override_in for an
181 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
182 accurate value for MULT.
183 * config/ia64/ia64.c (ia64_print_operand): Require probability to be
184 2% or > 98% before using static branch prediction bits.
186 2000-10-28 Neil Booth <neilb@earthling.net>
190 * cpplib.c (struct answer): New.
191 (struct if_stack): Use cpp_lexer_pos rather than line and col.
192 Rename cmacro mi_cmacro.
193 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
194 IN_I): New directive and flags.
195 (skip_rest_of_line, check_eol, run_directive, glue_header_name,
196 parse_answer, parse_assertion, find_answer): New functions.
197 (parse_ifdef, detect_if_not_defined, validate_else): Remove.
198 (lex_macro_node): New function to replace parse_ifdef and
201 (_cpp_handle_directive): New function, combines _cpp_check_directive
202 and _cpp_check_linemarker.
204 (do_define, do_undef, parse_include, do_include, do_import,
205 do_include_next, read_line_number, do_line, do_ident, do_pragma,
206 do_pragma_once, do_pragma_poison, do_pragma_dependency):
207 Update for new token getting interface.
209 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
210 : Update for new multiple-include optimisation technique.
211 (do_elif): Don't forget to invalidate controlling macros.
213 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
214 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
215 Functions to handle assertions with the new token interface.
216 (do_assert, do_unassert): Use them.
218 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
221 (_cpp_init_stacks): Register directive names. Don't register special
224 * cpperror.c (print_containing_files, _cpp_begin_message): Update to
225 new position recording regime.
226 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
227 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
228 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
229 (cpp_type2name): Move to cpplex.c.
231 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
232 (parse_defined): Update to handle new multiple include optimisation
233 method. Remove poisoned identifier warning.
234 (parse_assertion, TYPE_NAME): Delete.
235 (lex): Update for multiple include optimisation, removal of
236 CPP_DEFINED, to use _cpp_test_assertion for assertions and
238 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
239 (op_as_text): New function, to wrap cpp_token_as_text.
241 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
242 Update for MI optimisation.
243 (_cpp_execute_include): Take a token rather than 3 arguments. Fix
244 segfault on diagnostic.
245 (_cpp_compare_file_date): Take a token rather than 3 args.
246 (cpp_read_file): Work correctly for zero-length files.
248 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
249 _cpp_init_hashtable and _cpp_cleanup_hashtable.
250 (cpp_lookup): Place identifiers at front of identifier pool
251 for _cpp_lookup_with_hash.
252 (_cpp_lookup_with_hash): Require identifiers to be at the front of
253 the identifier pool. Commit the memory if not already in the
256 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
257 Initialise various members of cpp_reader, memory pools, and the
259 (cpp_printer_init): Delete.
260 (cpp_cleanup): Update.
261 (struct builtin, builtin_array, initialize_builtins): Update for new
262 hashnode definition and builtin handling.
263 (cpp_start_read, cpp_finish): Don't take or initialise a
266 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
267 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
268 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
269 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
270 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
271 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
272 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
273 struct toklist, struct cpp_context, struct specnodes,
274 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
275 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
276 enum builtin_type, cpp_can_paste): New.
277 (struct cpp_token): Delete line and col members.
278 (struct cpp_buffer): New member output_lineno.
279 (struct lexer_state): Delete indented, in_lex_line, seen_dot.
280 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
281 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
282 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
283 base_context, context, directive, mi_state, mi_if_not_defined,
284 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
285 mlstring_pos, macro_buffer, macro_buffer_len.
286 Delete members mls_line, mls_column, token_list, potential_control_macro,
287 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
288 context_cap, cur_context, no_expand_level, paste_level, contexts, args,
289 save_parameter_spellings, need_newline, .
290 Change type of date, time and spec_nodes members.
291 Change prototypes for include and ident callbacks.
292 (struct cpp_hashnode): Change type of name. Remove union members
293 expansion and code. Add members macro, operator and builtin.
295 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
296 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
297 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
298 cpp_stop_lookahead): New prototypes.
299 (cpp_printer_init, cpp_dump_definition): Delete prototypes.
301 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
304 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
305 ufputs): Move to cpplib.h.
306 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
307 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
308 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
309 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
310 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
311 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
312 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
313 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
314 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
315 _cpp_parse_assertion, _cpp_find_answer): Delete.
316 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
317 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
318 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
319 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
320 _cpp_handle_directive, DSC): New.
321 (struct include_file): New member defined.
323 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
324 _cpp_compare_file_date): Update.
325 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
326 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
327 _cpp_cleanup_hashtable.
329 * Makefile.in: Remove cppoutput.c.
331 * cppoutput.c: Delete
333 * fixheader.c (read_scan_file): Update for new cpp_get_token
335 (recognized_function): New argument LINE.
337 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
338 new cpp_get_token prototype.
340 * scan.h (recognized_function): Update prototype.
342 * po/POTFILES.in: Remove cppoutput.c.
344 2000-10-27 Mark Mitchell <mark@codesourcery.com>
346 * c-typeck.c (check_init_type_bitfields): Remove.
347 (constructor_incremental): Likewise.
348 (struct constructor_stack): Remove incremental bit.
349 (struct initializer_stack): Likewise.
350 (start_init): Don't play with constructor_incremental.
351 (finish_init): Likewise.
352 (really_start_incremental_init): Likewise.
353 (push_init_level): Likewise.
354 (pop_init_level): Likewise.
355 (output_init_level): Likewise.
356 (output_pending_init_elements): Likewise.
358 2000-10-21 Mike Coleman <mcoleman2@kc.rr.com>
360 * c-pragma.c (handle_pragma_pack): Initialize align to -1.
361 Improve error messages. Correct parsing of
362 #pragma pack(pop [,id]). Do not check the user-supplied
363 alignment if we're popping.
365 * gcc.dg/pack-test-1.c: New test case.
366 * gcc.dg/pack-test-2.c: New test case.
367 * gcc.dg/pack-test-1.h: New file.
369 2000-10-27 Neil Booth <neilb@earthling.net>
373 2000-10-27 Kelley Cook <kelley.cook@home.com>
375 * invoke.texi: Document -mintel-syntax
377 2000-10-27 Richard Henderson <rth@redhat.com>
379 * invoke.texi: Document -frename-registers. Add it to -O3.
380 * toplev.c (rest_of_compilation): Run regrename before ifcvt2.
381 (enum dump_file_index, dump_file): Update order.
382 (main): Set flag_rename_registers at -O3.
384 2000-10-27 Richard Henderson <rth@redhat.com>
386 * config/alpha/alpha.h (enum reg_class): Add PV_REG.
387 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
388 (REG_CLASS_FROM_LETTER): Assign it to 'c'.
389 * config/alpha/alpha.md (call_osf_1): Use it.
390 (call_value_osf_1): Likewise.
392 * config/ia64/ia64.c: Revert 10-23 patch.
393 (ia64_hard_regno_rename_ok): New.
394 * config/ia64/ia64-protos.h: Declare it.
395 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
397 2000-10-27 Bernd Schmidt <bernds@redhat.co.uk>
398 Richard Henderson <rth@redhat.com>
400 * regrename.c: Rewrite to handle multi-register modes and
401 cond_exec instructions.
402 * Makefile.in (regrename.o): Update dependancies.
403 * recog.h (struct operand_alternative): Add is_address.
404 * recog.c (preprocess_constraints) [case 'p']: Set it.
406 2000-10-27 Zack Weinberg <zack@wolery.stanford.edu>
408 * configure.in: If not NO_MINUS_C_MINUS_O, substitute
409 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
410 top level. Kill oldstyle_subdirs. Do not include
411 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include
412 $outputs. Do not run configure.lang from config.status.
413 Rearrange warning-flag logic to correspond to what the
414 makefile wants. Put special vax stage1 options in
415 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything
416 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
417 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
418 switch is given, nothing otherwise.
419 * configure.lang: Delete.
421 * Makefile.in: Expunge all traces of extra_c_objs,
422 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
423 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
424 warning options via a three level scheme so that -pedantic and
425 -Wtraditional are not used for non-C front ends: LOOSE_WARN,
426 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
427 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
428 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
429 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
430 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
431 generation rules. Wrap all rules that change the current
432 directory in parentheses; pmake doesn't spawn a new shell for
433 each command. Expunge all references to $(P). When one
434 command depends on another and they're run all at once, use &&
435 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
436 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
439 * objc/Make-lang.in: Wrap all rules that change the current
440 directory in parentheses. Expunge all references to $(P).
441 When one command depends on another and they're run all at
442 once, use && to separate them, not ;. Add OUTPUT_OPTION to
443 all object-file generation rules. Delete obsolete variables.
444 * objc/Makefile.in: Delete.
446 2000-10-27 Jakub Jelinek <jakub@redhat.com>
448 * calls.c (expand_call): If sibcall_failure is set during pass 1,
449 clear tail_call_insns as well.
451 2000-10-27 Nick Clifton <nickc@redhat.com>
453 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
456 2000-10-26 Richard Henderson <rth@redhat.com>
458 * calls.c (expand_call): Supress sibcall if we have a
459 BLKmode return in registers.
461 2000-10-26 Bernd Schmidt <bernds@redhat.co.uk>
463 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
466 2000-10-26 Nathan Sidwell <nathan@codesourcery.com>
468 * tree.c (make_node, case 't'): Set alignment to that of
470 * expr.c (move_by_pieces_ninsns): Abort if some length remains.
472 2000-10-25 Mark Mitchell <mark@codesourcery.com>
474 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
475 * configure.in (enable-libstdcxx-v3): Arrange to have
476 HAVE_LIBSTDCXX_V3 substituted into the output files.
478 2000-10-25 Richard Henderson <rth@redhat.com>
480 * recog.c (constrain_operands): Initialize which_alternative
481 before no alternatives early exit.
483 * cse.c (find_comparison_args): Check that we can reverse a
484 comparison if needed before accepting the substitution.
486 * reload.c (find_reloads_address_part): Kill rtx obstack hackery.
488 * simplify-rtx.c (simplify_relational_operation): Sign extend
489 low words before sign extending to high words.
491 2000-10-25 Nick Clifton <nickc@redhat.com>
493 * config/mcore/mcore.c: Include config.h before system.h.
495 2000-10-25 Ray Essick <essick@ddna.labs.mot.com>
497 * config/mcore/mcore.md (return): Force function epilogue to
498 always be generated to work around epilogue suppression bug in
501 2000-10-25 Joseph S. Myers <jsm28@cam.ac.uk>
503 * c-decl.c (grokdeclarator): Move warning for qualified void
504 return types with -pedantic to when the function type is
505 constructed. At -W, warn in general for qualified function return
506 types, except for volatile void.
507 * invoke.texi: Document this new warning at -W.
509 2000-10-25 Neil Booth <neilb@earthling.net>
511 * cpp.texi: Update with implementation-defined behavior and
514 2000-10-25 Jakub Jelinek <jakub@redhat.com>
516 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
517 incomplete type force it into alias set 0.
519 Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com)
521 * alias.c: Include basic-block.h.
522 (loop_p): New function.
523 (mark_constant_function): Use it.
524 * Makefile.in (alias.o): Update dependencies.
526 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
528 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
531 2000-10-24 Jim Wilson <wilson@cygnus.com>
533 * expmed.c (store_bit_field): Move integer pun code down after
534 code that calls emit_move_insn for entire register move.
535 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
536 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
538 2000-10-24 Richard Henderson <rth@cygnus.com>
540 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
541 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
543 2000-10-24 Aldy Hernandez <aldyh@redhat.com>
545 * gcse.c (cprop_insn): do not propagate constants into jump_insn
546 for machines with CC0 more than once.
548 2000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com>
550 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
551 pseudos just like memory.
553 2000-10-24 Alexandre Oliva <aoliva@redhat.com>
555 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
556 when deleting libcall sequence collapsed to a single instruction.
558 2000-10-24 Andrew Haley <aph@cygnus.co.uk>
560 * expr.c (do_store_flag): Don't crash if either side of a
561 comparison is error_mark_node.
563 2000-10-24 Jakub Jelinek <jakub@redhat.com>
565 * sibcall.c (purge_mem_unchanging_flag): New function.
566 (optimize_sibling_and_tail_recursive_calls): Call it.
568 2000-10-24 Philipp Thomas <pthomas@suse.de>
570 * Makefile.in (check-po): New target for doing checks in the po
571 subdir if all languages configured.
572 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
573 configure if NLS is enabled.
574 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
575 otherwise leave empty.
576 * configure: Regenerate.
578 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
580 * i386.c (print_operand): Handle new 'A' formatting code.
581 387 opcodes need suffixes even with -mintel-syntax.
582 Check for explicit size override (codes 'b', 'w' and 'k').
583 (print_operand_address): Check if register prefix is needed when
584 emitting `ds' segment override.
585 * i386.h: Add comment about new 'A' formatting code.
586 * i386.md (jump and call patterns): Emit absolute references using %A.
588 2000-10-23 Richard Henderson <rth@cygnus.com>
590 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra
591 output registers as fixed.
592 (ia64_function_epilogue): Undo output fixation.
594 2000-10-23 Richard Henderson <rth@cygnus.com>
596 * config/alpha/alpha.md: Add names for all unnamed insns; use
597 define_insn_and_split in some obvious places.
599 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
600 (zero_extendqisi2, zero_extendqidi2): Likewise.
601 (zero_extendhisi2, zero_extendhidi2): Likewise.
602 (abs splitters): Fix match_scratch operand number.
603 (bcc_reverse): Swap pc & label instead of non-canonical compare.
605 2000-10-23 Jim Wilson <wilson@cygnus.com>
607 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
609 * ia64.md (cmpsi_adjusted): Use %r3.
610 (cmpdi_adjusted): Likewise.
612 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
614 * config/i386/att.h (ASM_FILE_START): Define.
616 2000-10-23 Diego Novillo <dnovillo@cygnus.com>
618 * config/i386/linux.h (ASM_FILE_START): Define.
620 Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com>
622 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
623 since this (only) drags in a crt0.o reference that the .ld files
626 2000-10-23 Geoff Keating <geoffk@cygnus.com>
628 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
629 overwrite the value in a RELOAD_FOR_INPUT and other kinds of
630 reloads just like an RELOAD_FOR_OUTPUT would.
632 * local-alloc.c (update_equiv_regs): Add an abort(). When
633 deleting or moving insns, update reg_equiv[regno].init_insns.
635 2000-10-23 Mark Mitchell <mark@codesourcery.com>
637 * c-tree.texi: Improve documentation for IF_STMTs and related
638 conditional statements.
640 2000-10-22 Mark Mitchell <mark@codesourcery.com>
642 * expr.c (do_preexpand_calls): Remove.
643 (same_from_p): Don't use CALL_EXPR_RTL.
644 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
645 (preexpand_calls): Remove.
646 * tree.c (first_rtl_op): Remove CALL_EXPR case.
647 (unsave_expr_1): Likewise.
648 * tree.def (CALL_EXPR): Give it only two slots.
649 * tree.h (CALL_EXPR_RTL): Remove.
651 2000-10-21 Chandrakala Chavva <cchavva@redhat.com>
653 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
654 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
657 2000-10-22 Alexandre Oliva <aoliva@redhat.com>
659 * calls.c (combine_pending_stack_adjustment_and_call): Don't
660 adjust stack when unadjusted_alignment ends up as zero.
662 2000-10-22 Joseph S. Myers <jsm28@cam.ac.uk>
664 * fixinc/genfixes: Remove EGCS reference.
665 * install.texi: Remove EGCS reference.
666 * INSTALL: Regenerate.
668 2000-10-22 Mark Mitchell <mark@codesourcery.com>
670 * tree.h (TYPE_IS_SIZETYPE): Add more documentation.
672 2000-10-21 Joseph S. Myers <jsm28@cam.ac.uk>
674 * diagnostic.c: Remove EGCS reference in comment.
676 Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
678 * loop.c (strength_reduce): Fix error in last change.
680 2000-10-20 David Edelsohn <edelsohn@gnu.org>
682 * Makefile.in (SHLIB_NM_FLAGS): New.
683 (libgcc.mk): Pass it.
684 * mklibgcc.in (libgcc.map): Use it.
686 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
687 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
689 2000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
691 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
693 * sparc.c (load_pic_register): Delete unused varaible.
695 * libgcc2.c (__addvsi3): Delete unused variable.
697 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
698 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
699 __negvdi2): Prototype.
701 * ssa.c (apply_delayed_renames): Avoid undefined operation.
703 * toplev.c (display_target_options): Make static to match
704 prototype. Delete empty declaration.
706 2000-10-20 Tom Tromey <tromey@cygnus.com>
708 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
709 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
711 Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
713 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
715 (expand_expr_unaligned, case ARRAY_REF): Check that index is
716 a constant before comparing it; use tree_low_cst.
717 * tree.c (save_expr): Set TREE_READONLY.
718 (substitute_expr): Return inside of NON_LVALUE_EXPR.
719 (build, build1): Set TREE_READONLY if all operands are.
720 (build_index_type): If upper bound is a negative number, lower
721 bound is zero and sizetype is unsigned, use upper bound of one and
724 2000-10-20 David Edelsohn <edelsohn@gnu.org>
726 * gcc.c (process_command, main): Use "because" instead of
727 "since" in error messages.
729 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
731 * stor-layout.c (compute_record_mode): Use tree_low_cst.
732 Don't use mode of field for record unless sizes are the same.
733 (layout_type, case ARRAY_TYPE): Remove special bounds handling
734 previously added for Ada; also change to using host_integerp
737 * loop.c (strength_reduce): Show when new register made for
738 giv is known to be a pointer and its aligment if so and known.
739 (loop_dump_aux): Show VERBOSE parameter unused.
741 * gcse.c (set_hash_table_size): Now unsigned.
742 * sdbout.c (template_name_p): Add "const" to avoid warnings.
743 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
744 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
745 (sdbout_end_epilogue): Remove variable NAME.
746 * system.h (getopt): Add default definition.
747 * config/alpha/alpha.c (print_operand): Don't continue processing
749 (summarize_insn): Avoid use of UL in constant.
751 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
753 * fold-const.c (force_fit_type): Unsigned values can overflow
754 if they are sizetype.
755 (int_const_binop): Don't use cache if overflows.
757 2000-10-20 Richard Henderson <rth@cygnus.com>
759 * function.c (locate_and_pad_parm): Zero alignment_pad.
761 * regrename.c (rr_replace_reg): Rewrite to use recog_data to
762 perform substitutions, and apply_change_group to see if it worked.
764 Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
766 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
768 * combine.c (struct undo): Change int to unsigned int.
769 (do_SUBST_INT): Args are unsigned int.
770 (make_extraction, force_to_mode): Use proper type when forming mask.
771 (make_field_assignment): Likewise.
773 2000-10-20 Joseph S. Myers <jsm28@cam.ac.uk>
775 * c-common.c (check_format_info_recurse): Extract string constant
776 initializers from non-volatile constant arrays and check them as
778 * c-typeck.c (decl_constant_value): Don't check pedantic or check
779 for DECL_MODE (decl) != BLKmode.
780 (decl_constant_value_for_broken_optimization): New function which
781 includes these checks.
782 (default_conversion, convert_for_assignment, digest_init): Use
783 decl_constant_value_for_broken_optimization instead of
786 2000-10-20 Mark Mitchell <mark@codesourcery.com>
788 * tree.h (DECL_ALIGN_UNIT): New macro.
790 2000-10-14 Marek Michalkiewicz <marekm@linux.org.pl>
792 * config/avr/avr-protos.h (avr_output_bld): New.
793 (out_shift_with_cnt): Add t_len argument.
794 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
795 (output_movqi, output_movhi, output_movsisf): Optimize loading
796 any constant with exactly one bit set to NO_LD_REGS.
797 (out_shift_with_cnt): Optimize output code for size or speed,
798 depending on optimize_size. Handle small shift counts as well
799 (if not hand-optimized in ?sh??i3_out). Shifts can be done
800 with or without a scratch register, with help of __tmp_reg__
801 or __zero_reg__ if necessary. Add T_LEN argument to pass the
802 length of TEMPLATE in words, return total insn length in *LEN.
803 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
804 out_shift_with_cnt to work with the above change.
805 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
806 lshrsi3_out): Likewise. Optimize more known shift count cases.
807 Remove cases already well optimized in out_shift_with_cnt.
808 (avr_output_bld): New function.
809 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
810 (TARGET_SWITCHES): Remove -mpack-args backward compatibility.
811 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
812 Add reload_completed to insn condition - only for peepholes.
813 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
814 in a register or memory.
815 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
816 Do not require a scratch register.
817 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
818 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
819 Optimize shifts by known count using a scratch register, but only
820 if one is still available after register allocation.
822 2000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
824 * t-vax: New file. Don't build modules from libgcc1.c.
826 Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com)
828 * alias.c: (mark_constant_function): Don't check pure functions.
829 Initialize and end alias analysis.
830 (nonlocal_mentioned_p): Rename from nonlocal_reference_p.
831 Don't make a special exception for recursion. Handle
832 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
833 unless it's volatile.
835 * local-alloc.c (equivalence): New structure.
837 (contains_replace_regs): Remove array and use
839 (memref_referenced_p): Likewise.
840 (no_equiv): Likewise.
841 (update_equiv_regs): Likewise.
843 (equiv_init_varies_p,
844 equiv_init_movable_p): New functions.
845 (update_equiv_regs): Use them. Use rtx_varies_p
846 instead of function_invariant_p. Process insns
847 from end to beginning. Allow a REG_EQUIV insn
848 within the same loop as a use to be moved, also
849 allow it to be moved out of a loop. Update
850 REG_DEAD notes when substituting into an insn.
852 2000-10-19 Jim Wilson <wilson@cygnus.com>
854 * c-decl.c (start_decl): Check for error_mark_node type before using
856 (finish_decl): Likewise. Don't give an error if decl type is
857 already error_mark_node.
859 * haifa-sched.c (compute_trg_info): Add explanatory comments.
860 New local update_blocks. Use update_blocks to remove duplicates
861 when computing update blocks. Check for bblst_table overflow.
862 (schedule_block): Add explanatory comment. Reduce bblst_size by
864 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
867 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
869 * libgcc2.c (_mulvsi3): Change variables u and v to a and b.
871 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
873 * expmed.c: Minor corrections in comments.
874 * invoke.texi: Added desciption for the new option -ftrapv.
876 2000-10-19 Chandrakala Chavva <cchavva@redhat.com>
878 * libgcc2.c: Added the missing #endif.
880 Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz>
882 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
884 2000-10-18 Chandrakala Chavva <cchavva@redhat.com>
886 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
887 Use smulv_optab for -ftrapv.
888 (expand_mult_highpart): Use unsigned multiply.
889 (expand_divmod): Special-case division by -1.
890 For EXACT_DIV_EXPR, do right shift first, then the multiply.
891 For complex divide, use abs with unsigned result.
892 * expr.c (force_operand): Use unsigned multiply.
893 (expand_expr): Use overflow-trapping optabs for signed types if
895 If flag_trapv, don't generate a recursive call with EXPAND_SUM
896 if the type is signed and the original call wasn't EXPAND_SUM or
898 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
899 (negv_optab, absv_optab): Declare.
900 * flags.h (flag_trapv): Declare.
901 * genopinit.c (optabs): Add entries for addv_optab, subv_optab,
902 smulv_optab, sdivv_optab, negv_optab and absv_optab.
903 (gen_insn): Interpret '$P' as requiring an integer mode,
904 including partial integer modes.
905 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
906 (product_cheap_p): Use unsigned expand_mult.
907 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
908 (negv_optab, absv_optab): Define.
909 (expand_binop): Use overflow-trapping optabs for signed types if
911 Handle negv_optab libe neg_optab.
912 (expand_abs): Take result_unsignedp argument instead of unsignedp one.
913 Use overflow-trapping optabs for signed result if flag_trapv.
914 (expand_complex_abs): Use overflow-trapping optabs for signed types if
916 Don't open-code complex absolute-value operation for flag_trapv.
917 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
918 sdivv_optab, negv_optab and absv_optab.
919 * toplev.c (flag_trapv): Define.
920 (lang_independent_options f_options): Include flag_trapv.
921 * tree.h (TYPE_TRAP_SIGNED): Define.
922 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
923 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
925 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
926 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
928 2000-10-18 Geoffrey Keating <geoffk@cygnus.com>
929 David V. Henkel-Wallace <gumby@cygnus.com>
931 * config/i386/t-netware: Bring in from the Red Hat tree.
932 * config/i386/netware.h: Likewise.
933 * config/netware.h: Likewise.
934 * config/rs6000/netware.h: Delete.
935 * configure.in: Add i[34567]86-*-netware.
936 * configure: Hand-edit to match configure.in change.
938 2000-10-18 Mark Mitchell <mark@codesourcery.com>
940 * c-common.h (flag_no_builtin): Declare.
941 (flag_no_nonansi_builtin): Likewise.
942 (c_common_nodes_and_builtins): Change prototype.
943 * c-common.c (flag_no_builtin): New variable.
944 (flag_no_nonansi_builtin): Likewise.
945 (c_common_nodes_and_builtins): Remove parameters. Adjust
947 * c-decl.c (flag_no_builtin): Remove.
948 (flag_no_nonansi_builtin): Likewise.
949 (init_decl_processing): Adjust call to
950 c_common_nodes_and_builtins.
952 2000-10-18 Marc Espie <espie@openbsd.org>
954 * tm.texi (LIBGCC_SPEC): Synch with reality.
956 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
958 * c-common.c (check_format_types): Check for writing through a
959 NULL pointer argument.
961 2000-10-18 Hans-Peter Nilsson <hp@axis.com>
963 * tm.texi (Exception Region Output): Document
964 DWARF_CIE_DATA_ALIGNMENT.
965 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
967 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
968 DWARF_CIE_DATA_ALIGNMENT.
970 2000-10-18 Michael Hayes <mhayes@cygnus.com>
972 * basic-block.h (struct loop): Delete fields pre_header_root
973 and pre_header_trace and replace with pre_header_edges
974 and num_pre_header_edges.
975 * flow.c (flow_loop_dump): Dump pre_header_edges.
976 (flow_loops_free): Free pre_header_edges.
977 (flow_loop_pre_header_scan): Calculate pre_header_edges.
979 2000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
981 * contrib.texi: Update references to steering committee members
982 and Jeff Law's entry.
984 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
986 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
987 (maybe_read_dollar_number, check_format_info_main): Use them for
988 pedantic warning messages.
990 2000-10-18 Joseph S. Myers <jsm28@cam.ac.uk>
992 * c-common.c (check_format_info_main): Minor cleanup: move
993 variables into inner scopes; initialize declarations where
994 appropriate; don't hardcode "scanf" name on warning for zero
997 2000-10-17 Mark Mitchell <mark@codesourcery.com>
999 * c-common.c (back_end_hook): New variable.
1000 * c-common.h (back_end_hook): Declare it.
1001 * c-lang.c (finish_file): Use it.
1003 * emit-rtl.c (init_emit_once): Initialize the const_int_htab
1006 2000-10-18 Jan Hubicka <jh@suse.cz>
1008 * i386.c (ix86_comparison_operator, put_condition_code,
1009 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
1010 (ix86_expand_strlensi_unroll_1): Use CCRCmode.
1011 * i386.h (EXTRA_CC_MODES): Add CCRCmode.
1012 * i386.md (adddi and negdi splitter): Use CCRCmode.
1013 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
1014 (subsi3_carry): add '*'
1015 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
1016 (cmp to add peep2): Use CCRCmode; swap operands.
1018 2000-10-18 Kazu Hirata <kazu@hxi.com>
1020 * h8300.c: Fix a comment typo.
1021 (round_frame_size): New.
1022 (compute_saved_regs): Likewise.
1025 (push_order): Remove.
1026 (pop_order): Likewise.
1027 (function_prologue): Rearrange code for readability.
1028 (function_epilogue): Likewise.
1030 * config/h8300/h8300.md: Remove an unnecessary sign_extend
1031 expander that is used when not optimizing. Output a tab after
1032 each assembly insns.
1034 * reorg.c: Fix formatting.
1036 2000-10-17 Joern Rennecke <amylaar@redhat.co.uk>
1038 * reload1.c (move2add_note_store): Check for simple
1039 auto-inc in destination.
1041 2000-10-17 Michael Chastain <chastain@redhat.com>
1043 * config/i386/i386-aout.h: define INT_ASM_OP.
1045 Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au>
1047 * pa.c (print_operand): Handle case 'c' for .vtable_inherit
1049 Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org>
1051 * i370.md: Fix spelling typo.
1053 2000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1055 * function.c (locate_and_pad_parm): Don't align stack unconditionally.
1056 Fixes execute/20001017-1.c on powerpc-linux-gnu.
1058 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
1059 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
1062 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
1063 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
1065 * rs6000/aix.h: ...to here.
1066 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
1068 2000-10-17 Jakub Jelinek <jakub@redhat.com>
1070 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
1072 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
1073 sure linker can relax even the delay slot mov %g1,%o7, fix output
1076 2000-10-17 Kazu Hirata <kazu@hxi.com>
1078 * config/h8300/h8300.md: Remove an unnecessary zero_extend
1079 expander that is used when not optimizing. Output a tab after
1080 each assembly insns.
1082 2000-10-17 Chandrakala Chavva <cchavva@redhat.com>
1084 * gcc.c: New options --target-help.
1085 (process_command): Added code to parse this new option.
1086 * toplev.c (display_target_options): New function to support the
1088 * cppinit.c (new_pending_directive) : New option OPT_target__help.
1089 (cpp_handle_option): Support this new option.
1090 * invoke.texi: Added notes about --target-help option.
1092 2000-10-17 Graham Stott <grahams@redhat.com>
1094 * config/i386/i386.md (testqi_1): Add missing operand prefix
1096 * config/i386/i386-protos.h: Add missing prototype.
1098 2000-10-17 Diego Novillo <dnovillo@cygnus.com>
1100 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
1101 _GLOBAL_OFFSET_TABLE should not have a $ prefix when
1102 using -mintel-syntax.
1104 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1106 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
1107 (format_types): Use it for printf.
1108 (maybe_read_dollar_number): Add parameter for the kind of format
1109 involved. Warn for multiple use for arguments if this is
1110 inappropriate for the kind of format involved.
1111 (check_format_info_main): Update calls to maybe_read_dollar_number.
1113 2000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1115 * inclhack.def (hpux_maxint): Also apply fix to values.h.
1116 * fixincl.x: Rebuilt.
1118 2000-10-17 Alexandre Oliva <aoliva@redhat.com>
1120 * genrecog.c (write_switch): Return the first condition that needs a
1123 2000-10-17 Bernd Schmidt <bernds@redhat.co.uk>
1125 * c-tree.h (warn_sequence_point): Move declaration to...
1126 * c-common.h (warn_sequence_point): ... here.
1127 * c-decl.c (warn_sequence_point): Move definition to...
1128 * c-common.c (warn_sequence_point): ... here.
1129 (struct reverse_tree): New.
1130 (reverse_list, reverse_max_depth): New static variables.
1131 (build_reverse_tree, common_ancestor, modify_ok
1132 verify_sequence_points): New functions.
1133 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
1134 * c-typeck.c (check_modify_expr): Delete.
1135 (build_modify_expr): Don't call it.
1137 2000-10-17 Joseph S. Myers <jsm28@cam.ac.uk>
1139 * c-common.h (warn_missing_format_attribute): New variable.
1140 * c-decl.c (warn_missing_format_attribute): New variable.
1141 (c_decode_option): Decode -Wmissing-format-attribute and
1142 -Wno-missing-format-attribute.
1143 * c-common.c (check_function_format): If
1144 -Wmissing-format-attribute, give a warning where a vprintf or
1145 vscanf function is called by a function without its own printf or
1147 * toplev.c (documented_lang_options): Add
1148 -Wmissing-format-attribute.
1149 * invoke.texi: Document -Wmissing-format-attribute.
1151 2000-10-17 Marc Espie <espie@openbsd.org>
1153 * invoke.texi (-shared): Insist on requiring code generation flags
1154 to be used along with -shared, and document the subtle failure that
1155 may occur otherwise.
1157 2000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1159 * pa.md (return_internal): Move `use' after `return'.
1161 2000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
1163 * machmode.def: Correct comment.
1165 2000-10-16 Rodney Brown <RodneyBrown@mynd.com>
1167 * print-rtl.c (print_rtx_head): Constify.
1168 * rtl.h (print_rtx_head): Similarly.
1170 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
1171 Constify char * return value.
1173 (output_64bit_and, output_64bit_ior): Constify char * return value.
1174 (pa_can_combine_p): Make static.
1175 (function_arg): Decorate unused `named' argument. Fix comment typo.
1176 (function_arg_partial_nregs): Decorate unused `named' argument.
1178 2000-10-16 Joseph S. Myers <jsm28@cam.ac.uk>
1180 * c-common.c (format_check_results): New structure.
1181 (finish_dollar_format_checking): Adjust to take a
1182 format_check_results * parameter.
1183 (check_format_info, check_format_info_recurse,
1184 check_format_info_main): Split check_format_info into three
1185 functions, the main checking going in check_format_info_main.
1186 Recurse when any reduction of the format string argument towards a
1187 string literal is done; go down both branches of a conditional
1188 expression. Don't warn for extra format arguments or empty format
1189 strings if they only occur in some branches of a conditional
1192 2000-10-16 Kazu Hirata <kazu@hxi.com>
1194 * config/h8300/h8300.c: Remove obstack. Include ggc.h.
1196 2000-10-16 Jakub Jelinek <jakub@redhat.com>
1198 * rtlanal.c (may_trap_p): Check operand modes of COMPARE.
1200 2000-10-15 Diego Novillo <dnovillo@cygnus.com>
1202 * i386.md (*movsi_or): Switch operand order for intel syntax.
1204 2000-10-14 Joseph S. Myers <jsm28@cam.ac.uk>
1208 * gcc.texi (Contributing): Update.
1210 2000-10-13 Diego Novillo <dnovillo@cygnus.com>
1212 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
1213 appropriate assembler dialect.
1215 2000-10-13 Alexandre Oliva <aoliva@redhat.com>
1217 * c-common.c (c_expand_builtin): PARAMS-ize prototype.
1219 2000-10-12 Marek Michalkiewicz <marekm@linux.org.pl>
1221 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading
1222 constants 1 and 2 to NO_LD_REGS.
1224 2000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1226 * Makefile.in (c-parse.c, tradcif.c): Create atomically.
1228 * objc/Make-lang.in (objc-parse.c): Likewise.
1230 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1232 * arm.c: Include obstack.h
1233 (minipool_obstack, minipool_startobj): Define.
1234 (arm_add_gc_roots): Initialize them.
1235 (create_fix_barrier): Use our new obstack.
1236 (push_minipool_barrier, push_minipool_fix): Likewise.
1237 (arm_reorg): Release obstack memory.
1239 2000-10-13 Jakub Jelinek <jakub@redhat.com>
1241 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
1242 (prologue, exception_receiver, builtin_setjmp_receiver): New
1244 * config/sparc/sparc.h (FINALIZE_PIC): Remove.
1245 * config/sparc/sparc-protos.h (finalize_pic): Remove.
1246 (load_pic_register): New prototype.
1247 * config/sparc/sparc.c (pic_setup_code): Remove.
1248 (finalize_pic): Rename to...
1249 (load_pic_register): ...this function.
1250 Don't look for nonlocal_goto_receivers and emit pic setup code
1251 directly. Don't check current_function_uses_pic_offset_table.
1253 2000-10-13 Richard Earnshaw <rearnsha@arm.com>
1255 * tree.h (struct obstack): Declare.
1257 2000-10-12 Mark Mitchell <mark@codesourcery.com>
1260 * Makefile.in (ggc-callbacks.o): Remove target.
1261 (flow.o): Depend on GGC_H.
1262 * alias.c (init_alias_analysis):
1263 Remove ggc_p conditionals.
1264 (end_alias_analysis): Likewise.
1265 * basic-block.h (init_flow): New function.
1266 (allocate_reg_life_data): Declare.
1267 * bb-reorder.c (function_obstack): Replace with ...
1268 (flow_obstack): ... new variable.
1269 (fixup_reorder_chain): Use it.
1270 * c-decl.c (ggc_p): Remove.
1271 (caller-save.c): Don't call oballoc/obfree.
1273 undobuf): Remove storage.
1274 (try_combine): Don't call oballoc.
1275 (undo_all): Don't call obfree.
1276 * cse.c (insert): Use xmalloc, not
1278 (cse_main): Adjust accordingly.
1279 * dwarf2out.c (save_rtx): Remove
1281 (dwarf2out_init): Remove ggc_p conditionals.
1282 * emit-rtl.c (rtl_obstack): Remove.
1283 (gen_rtx_CONST_INT): Remove ggc_p conditionals.
1284 (make_insn_raw): Likewise.
1285 (emit_insn_before): Likewise.
1286 (emit_insn_after): Likewise.
1287 (emit_insn): Likewise.
1288 (gen_sequence): Likewise.
1289 (copy_insn_1): Remove handling of `b' RTL components.
1290 (init_emit_once): Remove ggc_p conditionals.
1291 * except.c (create_rethrow_ref): Don't fool with obstacks.
1292 (add_partial_entry): Likewise.
1293 (call_get_eh_context): Likewise.
1294 (begin_protect_partials): Likewise.
1295 (protect_with_terminate): Likewise.
1297 (plus_constant_wide): Likewise.
1298 * expr.c (init_expr_once):
1300 (emit_block_move): Likewise.
1301 (clear_storage): Likewise.
1302 (expand_expr): Likewise.
1303 * flow.c (function_obstack): Remove.
1304 (flow_obstack): New variable.
1305 (flow_firstobj): Likewise.
1306 (create_base_block): Use the flow_obstack.
1307 (split_block): Likewise.
1308 (split_edge): Likewise.
1309 (calculate_global_regs_live): Likewise.
1310 (allocate_bb_life_data): Make it static. Likewiwse.
1311 (init_flow): New function.
1312 (size_int_type_wide): Remove ggc_p conditionals.
1314 (push_function_context_to): Don't call save_tree_status.
1315 (pop_function_context_from): Or restore_tree_status.
1316 (assign_stack_local_1): Don't call push_obstacks.
1317 (find_fixup_replacement): Use xmalloc.
1318 (fixup_var_refs_insns): Free the storage.
1319 (insns_for_mem_walk): Don't mess with obstacks.
1320 (instantiate_decls): Likewise.
1321 (trampoline_address): Likewise.
1322 (expand_function_end): Likewise.
1323 * function.h (sturct function):
1324 Remove obstack-related variables.
1325 (save_tree_status): Don't declare.
1326 (restore_tree_status): Likewise.
1327 * gcse.c (compute_can_copy):
1328 Don't call oballoc/obfree.
1329 * genattrtab.c (operate_exp): Remove
1331 (simplify_cond): Likewise.
1332 (simplify_test_exp): Don't mess with obstacks.
1333 (optimize_attrs): Likewise.
1334 * gengenrtl.c (gendef): Don't include
1336 * ggc-callbacks.c (ggc_p): Remove.
1337 * ggc-none.c (ggc_p): Remove.
1338 * ggc.h (ggc_p): Don't declare.
1339 * integrate.c (save_for_inline): Don't mess with obstacks.
1340 (integrate_decl_tree): Likewise.
1341 (output_inline_function): Likewise.
1343 (init_EXPR_INSN_LIST_cache): Likewise.
1344 * loop.c (temp_obstack):
1346 (rtl_obstack): Likewise.
1347 (init_loop): Don't mess with obstacks.
1348 (reg_address_cost): Free BIVs and GIVs.
1349 (check_insns_for_bivs): Use xmalloc, not oballoc.
1350 (find_mem_givs): Likewise.
1351 (record_biv): Likewise.
1352 (general_induction_var): Likewise.
1353 (product_cheap_p): Likewse.
1354 * optabs.c (init_one_libfunc): Remove
1356 * print-tree.c (debug_tree): Don't use
1358 (print_node): Likewise.
1359 * profile.c (output_func_start_profiler):
1360 Remove call to temporary_allocation.
1362 (eliminate_regs_in_insn): Don't mess with obstacks.
1364 (mark_target_live_regs): Use xmalloc.
1365 (free_resource_info): Free the memory.
1366 * rtl.c (rtl_obstack):
1368 (rtvec_alloc): Don't mess with obstacks.
1369 (rtx_alloc): Likewise.
1371 (copy_rtx): Don't handle `b' cases.
1372 (read_rtx): Use a local rtl_obstack.
1373 * rtl.h (oballoc): Remove.
1375 (pop_obstacks): Likewise.
1376 (push_obstacks): Likewise.
1377 (allocate_bb_life_data): Likewise.
1378 (allocate_reg_life_data): Likewise.
1379 (rtx_free): Likewise.
1380 * sdbout.c (sdbout_queue_anonymous_type):
1381 Use tree_cons, not saveable_tree_cons.
1383 (cselib_init): Don't mess with obstacks.
1385 (mark_block_nesting): Mark the label_chain.
1386 (epxand_label): Use ggc_alloc, not oballoc.
1387 (clear_last_expr): Don't mess with obstacks.
1388 (expand_decl_cleanup): Likewise.
1389 (expand_dcc_cleanup): Likewise.
1390 (expand_dhc_cleanup): Likewise.
1391 (expand_anon_union_decl): Likewise.
1392 (add_case_node): Use xmalloc, not oballoc.
1393 (free_case_nodes): New function.
1394 (expand_end_case): Call it.
1395 * stor-layout.c (layout_type): Don't
1397 (layout_type): Likewise.
1398 * toplev.c (wrapup_global_declarations):
1400 (compile_file): Remove ggc_p conditionals.
1401 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
1402 (decode_f_option): Remove ggc_p conditionals.
1404 (function_maybepermanent_obstack): Remove.
1405 (maybepermanent_obstack): Likewise.
1406 (function_obstack): Likewise.
1407 (tmeporary_obstack): Likewise.
1408 (momentary_obstack): Likewise.
1409 (temp_decl_obstack): Likewise.
1410 (saveable_obstack): Likewise.
1411 (rtl_obstack): Likewise.
1412 (current_obstack): Likewise.
1413 (expression_obstack): Likewise.
1414 (struct obstack_stack): Likewise.
1415 (obstack_stack): Likewise.
1416 (obstack_stack_obstack): Likewise.
1417 (maybepermanent_firstobj): Likewise.
1418 (temporary_firstobj): Likewise.
1419 (momentary_firstobj): Likewise.
1420 (temp_decl_firstobj): Likewise.
1421 (momentary_function_firstobj): Likewise.
1422 (all_types_permanent): Likewise.
1423 (struct momentary_level): Likewise.
1424 (momentary_stack): Likewise.
1425 (init_obstacks): Remove initialization of removed obstacks.
1426 (save_tree_status): Remove.
1427 (restore_tree_status): Likewise.
1428 (temporary_allocation): Liekwise.
1429 (end_temporary_allocation): Liekwise.
1430 (resume_temporary_allocation): Likewise.
1431 (saveable_allocation): Likewise.
1432 (push_obstacks): Likewise.
1433 (push_obstacks_nochange): Likewise.
1434 (pop_obstacks): Likewise.
1435 (allocation_temporary_p): Likewise.
1436 (permanent_allocation): Likewise.
1437 (preserve_data): Likewise.
1438 (preserve_initializer): Likewise.
1439 (rtl_in_current_obstack): Likewise.
1440 (rtl_in_saveable_obstack): Likewise.
1441 (oballoc): Likewise.
1443 (savealloc): Likewise.
1444 (expralloc): Likewise.
1445 (print_obstack_name): Likewise.
1446 (debug_obstack): Likewise.
1447 (object_permanent_p): Likewise.
1448 (push_momentary): Likewise.
1449 (perserve_momentary): Likewise.
1450 (clear_momentary): Likewise.
1451 (pop_momentary): Likewise.
1452 (pop_momentary_nofree): Likewise.
1453 (suspend_momentary): Likewise.
1454 (resume_momentary): Likewise.
1455 (make_node): Don't set TREE_PERMANENT.
1456 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
1457 Don't set TREE_PERMANENT.
1458 (get_identifier): Remove ggc_p conditionals.
1459 (build_string): Likewise.
1460 (make_tree_vec): Likewise.
1461 (build_decl_list): Remove.
1462 (build_expr_list): Likewise.
1463 (tree_cons): Remove ggc_p conditionals.
1464 (decl_tree_cons): Remove.
1465 (expr_tree_cons): Likewise.
1466 (perm_tree_cons): Likewise.
1467 (temp_tree_cons): Likewise.
1468 (saveable_tree_cons): Likewise.
1469 (build1): Remove ggc_p conditionals.
1470 (build_parse_node): Likewise.
1471 (build_type_attribute_variant): Don't mess with obstacks.
1472 (build_type_copy): Likewise.
1473 (type_hash_canon): Likewise.
1474 (build_pointer_type): Likewise.
1475 (build_reference_type): Likewise.
1476 (build_index_type): Likewise.
1477 (build_range_type): Likewise.
1478 (dump_tree_statistics): Don't print obstack information.
1480 (struct tree_common): Remove permanent_flag.
1481 (TREE_PERMANENT): Remove.
1482 (TREE_SET_PERMANENT): Likewise.
1483 (TYPE_OBSTACK): Likewise.
1484 (struct tree_type): Remove obstack.
1486 (savealloc): Likewise.
1487 (build_decl_list): Likewise.
1488 (build_expr_list): Likewise.
1489 (perm_tree_cons): Likewise.
1490 (temp_tree_cons): Likewise.
1491 (saveable_tree_cons): Likewise.
1492 (decl_tree_cons): Likewise.
1493 (expr_tree_cons): Likewise.
1494 (suspend_momentary): Likewise.
1495 (allocation_temporary_p): Likewise.
1496 (resume_momentary): Likewise.
1497 (push_obstacks_nochange): Likewise.
1498 (permanent_allocation): Likewise.
1499 (push_momentary): Likewise.
1500 (clear_momentary): Likewise.
1501 (pop_momentary): Likewise.
1502 (end_temporary_allocation): Likewise.
1503 (pop_obstacks): Likewise.
1504 (push_obstacks): Likewise.
1505 (pop_momentary_nofree): LIkewise.
1506 (preserve_momentary): Likewise.
1507 (saveable_allocation): Likewise.
1508 (temporary_allocation): Likewise.
1509 (resume_temporary_allocation): Likewise.
1510 (perserve_initializer): Likewise.
1511 (debug_obstack): Likewise.
1512 (rtl_in_current_obstack): Likewise.
1513 (rtl_in_saveable_obstack): Likewise.
1515 * varasm.c (current_obstack): Remove.
1516 (saveable_obstack): Remove.
1517 (rtl_obstack): Remove.
1518 (immed_double_const): Don't mess with obstacks.
1519 (immed_real_cons): Likewise.
1520 (output_constant_def): Likewise.
1521 (init_varasm_status): Use xcalloc.
1522 (mark_pool_constant): Mark the pool constant itself.
1523 (free_varasm_status): Free memory.
1524 (decode_rtx_const): Call bzero directly, rather than expanding it
1526 (record_rtx_const): Don't mess with obstacks.
1527 (force_const_mem): Likewise.
1528 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
1530 (aof_pic_entry): Likewise.
1531 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
1532 * config/m32r/m32r.c (m32r_encode_section_info): Likewise.
1533 * config/pa/pa.c (saveable_obstack): Remove.
1534 (rtl_obstack): Likewise.
1535 (current_obstack): Likewise.
1536 (output_call): Don't mess with obstacks.
1537 (hppa_encode_label): Remove ggc_p conditionals.
1538 * config/romp/romp.c (get_symref): Don't mess with obstacks.
1539 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
1540 (rs6000_encode_section_info): Likewise.
1541 * config/sh/sh.c (get_fpscr_rtx): Likewise.
1543 Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz>
1545 * i386.md (adddi3, subdi3 splitters): Update for new pattern.
1546 (addsi3_cc, addqi3_cc, subsi3_cc): Remove
1547 (addsi3_carry): Canonicalize.
1548 (addqi_5): Remove '*'.
1549 (sbb pattern): Canonicalize.
1551 * i386.md (cmp to inc/add peep2): New.
1553 2000-10-12 Richard Earnshaw <rearnsha@arm.com>
1555 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
1558 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
1560 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
1561 * README.TRAD, TESTS.FLUNK: Remove.
1563 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
1565 * c-common.c (decl_attributes): Don't allow strftime formats with
1566 first_arg_num nonzero.
1567 (check_format_info): Set wanted_type and wanted_type_name to zero
1568 before they are possibly assigned and used.
1570 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
1572 * c-common.c (scanf_flag_specs): Add flags ' and I.
1573 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
1574 or the ^ and # flags together.
1575 (scan_char_table): Handle the ' and I flags.
1576 (format_types): Add ' and I flags for scanf.
1578 2000-10-12 Joseph S. Myers <jsm28@cam.ac.uk>
1580 * c-common.c (print_char_table): Use the unpromoted type for
1581 lengths "h" and "hh" with conversions dioxXu.
1582 (check_format_types): Apply the default argument promotions where
1583 the wanted type is not a pointer target.
1585 2000-10-11 Michael Meeks <mmeeks@gnu.org>
1586 Joseph S. Myers <jsm28@cam.ac.uk>
1588 * c-typeck.c (check_modify_expr): New function.
1589 (build_modify_expr): Call it if warn_sequence_point.
1590 * c-decl.c (warn_sequence_point): New variable.
1591 (c_decode_option): Handle -Wsequence-point and
1592 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
1593 * c-tree.h (warn_sequence_point): Declare.
1594 * invoke.texi (-Wsequence-point): Document.
1595 * toplev.c (documented_lang_options): Add -Wsequence-point and
1596 -Wno-sequence-point.
1597 Original work by Michael Meeks, 16 Jun 1998.
1599 Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1601 * tree.c (get_narrower): Don't look at precision of field if
1604 Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru>
1606 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
1607 declaration for data with "progmem" attribute.
1609 2000-10-09 Marek Michalkiewicz <marekm@linux.org.pl>
1611 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
1612 Correct insn length if shift count is a memory operand.
1613 * config/avr/avr.md: New define_peephole2 to use *reload_inqi.
1614 (*iorhi3_clobber): Change lo8 to hi8.
1615 (zero_extendhisi2): Change %B0 to %A1.
1616 (ashlhi3, ashrhi3): Correct insn length.
1617 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
1618 from "clobber" to "set_n" in some alternatives.
1620 2000-10-10 Jakub Jelinek <jakub@redhat.com>
1622 * reload1.c (calculate_needs_all_insns): If deleting an instruction,
1623 remove its insn_chain structure as well.
1625 2000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca>
1627 * dbxout.c (dbxout_source_line): Remove extra tab.
1629 2000-10-09 Hans-Peter Nilsson <hp@bitrange.com>
1631 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
1633 2000-10-09 Richard Henderson <rth@cygnus.com>
1635 * Makefile.in (LANG_LIB2FUNCS): Remove.
1636 (LIB2FUNCS): Remove _pure.
1637 (LIB2ADD): Remove LANG_LIB2FUNCS.
1638 (stage_a): Don't set LANG_LIB2FUNCS.
1639 * libgcc2.c (__terminate): Mark noreturn.
1640 (__pure_virtual): Remove.
1641 * mklibgcc.in: Remove LIB2ADD .txt processing.
1643 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
1645 * arm.md (push_multi): Revert unintended change.
1647 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
1649 * arm.c: Miscellaneous white space and comment clean-ups. No
1653 2000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1655 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
1656 STRING_CST by calling combine_strings.
1658 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
1660 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
1661 (thumb_output_move_mem_multiple): Support new insn format.
1662 * arm.md (movmem12b): Use SSA compatible format.
1663 (movmem8b): Likewise.
1665 2000-10-09 Richard Earnshaw <rearnsha@arm.com>
1667 * arm.md (predicable): New attribute, default to "no".
1668 (all patterns): Mark as predicable if appropriate.
1669 (conditional execution splits): Split using predication format.
1670 (define_cond_exec): Define.
1671 * arm.c (arm_print_operand): handle insn predicate.
1673 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1675 * README.NS32K: Remove file.
1677 2000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
1679 * README-bugs: Remove file.
1681 2000-10-08 Philipp Thomas <pthomas@suse.de>
1682 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
1684 * configure: Rebuilt.
1686 2000-10-08 Philipp Thomas <pthomas@suse.de>
1687 * aclocal.m4 (AM_WITH_NLS): When not using included gettext,
1688 disable catalog building if no suitable program was found.
1689 Move warning message from here
1690 (AM_GNU_GETTEXT): To here.
1691 * configure: Rebuilt.
1693 2000-10-08 Philipp Thomas <pthomas@suse.de>
1694 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
1695 different cache variables.
1696 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
1697 uses different cache variables.
1698 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
1699 * configure: Regenerated.
1701 2000-10-08 Richard Henderson <rth@cygnus.com>
1703 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
1704 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
1705 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
1708 * config/t-linux (SHLIB_EXT): New.
1709 (SHLIB_LINK): Use the entire build command, with substitutions.
1710 (SHLIB_LIBS): Remove.
1711 * config/alpha/t-osf4: Likewise.
1712 * config/mips/t-iris6: Likewise.
1713 * config/sparc/t-sol2: Likewise, but move shlib stuff...
1714 * config/sparc/t-slibgcc-sld: ...here.
1715 * config/sparc/t-slibgcc: New file.
1717 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
1719 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
1720 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
1722 (intmax_type_node, uintmax_type_node): Define.
1723 * c-common.c (decl_attributes): If pedantic, warn if `mode'
1724 attributes create a type wider than intmax_t.
1725 (T_IM, T_UIM): Define properly.
1726 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
1728 (init_decl_processing): Initialize intmax_type_node and
1730 * c-lex.c (lex_number): When pedantic and warning for integer
1731 constants that are too large, in C99 mode warn for those that have
1732 a type wider than long long.
1734 2000-10-08 Joseph S. Myers <jsm28@cam.ac.uk>
1736 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
1737 FMT_FLAG_FANCY_PERCENT_OK): Define.
1738 (format_char_info): Add flag "4" to comment.
1739 (format_flag_spec, format_flag_pair): New structures.
1740 (format_kind_info): Add additional fields to control format
1742 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
1743 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
1745 (time_char_table): Use "4" flag to handle %Ey.
1746 (format_types): Add entries for new fields.
1747 (get_flag_spec): New function.
1748 (check_format_info): Increase size of flag_chars[] to 256.
1749 Control format checking using the new fields of a format_kind_info
1750 and the new tables; remove all conditionals on printf_format_type,
1751 scanf_format_type or strftime_format_type. Handle all details of
1752 bad combinations of flags (including width, precision and strftime
1753 modifiers) through data rather than ad hoc code. Handle all
1754 details of standard versions in which flags appeared through
1755 data. Use the "4" flag.
1757 2000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com>
1759 * config/h8300/h8300.md: Remove the memory alternative and correct
1760 the insn lengths in the templates for sign extention and zero
1763 2000-10-07 Richard Henderson <rth@cygnus.com>
1765 * calls.c (expand_call): Disallow sibcalls to noreturn functions.
1766 * flow.c (make_edges): Revert last change.
1768 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
1770 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
1772 2000-10-06 David O'Brien <obrien@dragon.nuxi.com>
1774 * config/alpha/elf.h: Standardize the formatting.
1776 2000-10-06 David O'Brien <obrien@FreeBSD.org>
1778 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
1781 2000-10-06 Richard Henderson <rth@cygnus.com>
1783 * function.c (diddle_return_value): Examine
1784 current_function_return_rtx instead of the DECL_RESULT.
1785 (expand_function_end): Handle reloading DECL_RESULT from memory
1786 into a hard register. Query promote_mode for sign of mismatched
1789 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1791 * haifa-sched.c (schedule_insns): Fix typo in freeing
1792 forward_dependency_cache.
1794 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
1796 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
1797 `TARGET_SH2' as a condition.
1799 2000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
1801 * haifa-sched.c (anti_dependency_cache, output_dependency_cache,
1802 forward_dependency_cache): New variables.
1803 (add_dependence, remove_dependence): Use anti_dependency_cache and
1804 output_dependency_cache.
1805 (compute_block_forward_dependences): Use forward_dependency_cache.
1806 (schedule_insns): Allocate and free memory for anti/output/forward
1807 dependencies caches.
1809 2000-10-06 Alexandre Oliva <aoliva@redhat.com>
1811 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
1812 `! TARGET_SH1'. Reindent.
1814 2000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * builtins.c (is_valid_printf_arglist, expand_builtin_printf):
1817 Move functions from here ...
1819 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
1821 (c_expand_builtin): New function.
1822 (init_function_format_info): Don't set `check_function_format_ptr'.
1823 (c_common_nodes_and_builtins): Set built_in_class type for
1824 printf/__builtin_printf to BUILT_IN_FRONTEND.
1825 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
1827 * c-common.h (build_function_call): Declare.
1829 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
1830 to `lang_expand_expr' rather than `expand_builtin'.
1832 * tree.c (check_function_format_ptr): Delete.
1834 * tree.h (check_function_format_ptr): Likewise.
1836 2000-10-06 Hans-Peter Nilsson <hp@bitrange.com>
1838 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
1839 DW_OP_bregx when cfa->reg > 31.
1841 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
1844 2000-10-05 Richard Henderson <rth@cygnus.com>
1846 * c-decl.c (warn_missing_noreturn): Remove.
1847 (c_expand_body): Don't set or check can_reach_end.
1848 * c-tree.h (warn_missing_noreturn): Move ...
1849 * flags.h: ... here.
1850 (can_reach_end): Remove.
1851 * flow.c (check_function_return_warnings): New.
1852 (make_edges): No edge to exit for noreturn sibcalls.
1853 * function.c (expand_function_end): Save the return value
1854 clobber instruction.
1855 (mark_function_status): Mark it.
1856 * function.h (struct function): Add x_clobber_return_insn.
1857 * jump.c (can_reach_end): Remove.
1858 (calculate_can_reach_end): Remove.
1859 (jump_optimize_1): Don't call it.
1860 * output.h (check_function_return_warnings): Declare.
1861 * toplev.c (warn_missing_noreturn): Move from c-decl.c
1862 (rest_of_compilation): Call check_function_return_warnings.
1864 2000-10-05 Richard Henderson <rth@cygnus.com>
1866 * Makefile.in (NM_FOR_TARGET): New.
1867 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
1868 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
1869 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
1870 shared library build on that and EXTRA_MULTILIB_PARTS.
1871 * mkmap-flat.awk: New file.
1872 * mkmap-symver.awk: New file.
1873 * libgcc-std.ver: New file.
1874 * config/libgcc-glibc.ver: New file.
1875 * config/ia64/libgcc-ia64.ver: New file.
1876 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
1877 (SHLIB_LINK): Add --version-script.
1878 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
1879 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
1880 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
1881 (SHLIB_LINK): Add -M.
1883 2000-10-05 Richard Henderson <rth@cygnus.com>
1885 * Makefile.in (LIB2FUNCS): Add _clz.
1886 * libgcc2.c (__ffsdi2): Use count_trailing_zeros.
1887 (__clz_tab): Put in its own unit, non-static.
1888 * libgcc2.h: Always include longlong.h.
1890 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with
1891 a zero instead of -1.
1892 (count_trailing_zeros): Likewise.
1894 2000-10-05 Richard Henderson <rth@cygnus.com>
1896 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
1897 when second op1 is const0_rtx. Validate op0 as a register.
1898 * config/alpha/alpha.md (setcc_internal): Don't allow constants
1899 in the first argument of the compare.
1900 (setcc_swapped_internal): Likewise.
1901 (setne_internal): Likewise.
1903 2000-10-05 Geoff Keating <geoffk@cygnus.com>
1905 * tree.c (tree_size): New function split out of copy_node.
1906 (make_node): Remove obstack handling. Use tree_size.
1907 (copy_node): Use tree_size.
1908 * tree.h: Prototype tree_size.
1910 2000-10-05 Richard Henderson <rth@cygnus.com>
1912 * diagnostic.c (output_format): Add missing break.
1914 2000-10-05 Jim Wilson <wilson@cygnus.com>
1916 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
1917 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
1918 sequence insn to INSN, and delete last sequence insn.
1920 2000-10-05 Phil Edwards <pme@gcc.gnu.org>
1922 * gcc.c (main): Include generated configargs.h header
1923 and use arguments in '-v' output.
1925 Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1927 * gcc.c: Move data on prefixes forward in file and reorganize.
1928 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
1929 Always define, but make null if no value.
1930 (static_specs): Add "md_exec_prefix", "md_startfile_prefix",
1931 and "md_startfile_prefix_1".
1932 (main): Check whether md_exec_prefix and the others are the
1933 null string rather than whether the macro is defined.
1935 Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk>
1937 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension
1938 from PSImode to SImode.
1940 2000-10-05 Jakub Jelinek <jakub@redhat.com>
1942 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
1943 from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
1944 * dwarf2out.c (add_const_value_attribute): Divide by 4, not
1947 Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1949 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
1950 negation in proper type.a
1952 2000-10-04 Richard Henderson <rth@cygnus.com>
1954 * configure.in (enable-shared): New.
1955 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
1956 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
1957 * mklibgcc.in: Use them to link shared a libgcc.
1958 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
1959 * config/alpha/t-ieee (SHLIB_MULTILIB): New.
1960 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
1961 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
1963 * configure.in (alpha-osf*): Use t-osf and x-osf.
1964 * config/alpha/t-osf: New file.
1965 * config/alpha/t-osf4: New file.
1966 * config/alpha/x-osf: New file.
1967 * config/alpha/x-alpha: Remove file.
1969 2000-10-04 Will Cohen <wcohen@redhat.com>
1971 * c-typeck.c (process_init_element): Added warning for zero-length
1974 * extend.texi (Zero Length): State that static initializers for
1975 zero-length arrays are not allowed.
1977 Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz>
1979 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs
1982 2000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1984 * config/float-c4x.h: New.
1985 * configure.in (c4x-*): Set float_format to c4x.
1986 * configure: Regenerate.
1988 2000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1990 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
1991 compilation for solaris versions 2.7 and greater.
1993 2000-10-02 Marc Espie <espie@openbsd.org>
1995 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
1996 instead of redefining from scratch.
1998 2000-10-02 David O'Brien <obrien@dragon.nuxi.com>
2000 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2002 2000-10-01 Mark Mitchell <mark@codesourcery.com>
2004 * config/ns32k/genix.h: Remove.
2005 * config/ns32k/x-genix: Likewise.
2006 * config/ns32k/xm-genix.h: Likewise.
2007 * config/fx80: Remove all filee in directory.
2008 * config/pyr: Likewise.
2009 * config/tahoe: Likewise.
2010 * config/gmicro: Likewise.
2011 * config/spur: Likewise.
2012 * configure.in: Remove configury bits for above targets.
2013 * configure: Regenerated.
2015 * configure.in: Don't configure chill by default.
2016 * configure: Regenerated.
2018 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
2019 (lang_mark_false_label_stack): Remove.
2020 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
2021 <top level> string in GC area.
2022 (mark_splay_tree_node): New function.
2023 (mark_splay_tree): Likewise.
2024 * except.c (mark_eh_status): Only call lang_mark_false_label_stack
2026 * ggc-callbacks.c (lang_mark_false_label_stack): Remove.
2027 * ggc-common.c (lang_mark_false_label_stack): Change type.
2028 * ggc.h (ggc_alloc_string): Add comment.
2029 (ggc_strdup): New function.
2031 Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru>
2033 * config/avr/avr.h (BRANCH_COST): Define as 0.
2035 * config/pdp11/pdp11.c: #include "tree.h" added.
2037 2000-09-30 Marek Michalkiewicz <marekm@linux.org.pl>
2039 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
2040 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
2041 with known shift count.
2042 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
2043 New alternative for shift count 2 with no scratch register.
2044 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
2045 "set_n" for shift counts 1 and 2.
2047 2000-09-30 Geoff Keating <geoffk@cygnus.com>
2049 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
2050 the mask value from the individual SET operations.
2051 (return_internal_si): Move the USE after the RETURN.
2052 (return_internal_di): Likewise.
2053 (return_and_restore_fpregs_si): Likewise.
2054 (return_and_restore_fpregs_di): Likewise.
2055 (return_eh_si): Likewise.
2056 (return_eh_di): Likewise.
2057 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
2059 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
2060 Don't generate a PARALLEL around a single operation movsi_to_cr.
2061 Generate the RETURN first in any PARALLELs.
2063 * rtlanal.c (single_set_1): Use fatal_insn to display the
2064 invalid insn. Check for more cases when a USE or CLOBBER occurs
2066 * Makefile.in: Update dependencies for rtlanal.o.
2068 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2070 * i386.c: Move include of "config.h" to before that of <setjmp.h>.
2072 2000-09-30 Joseph S. Myers <jsm28@cam.ac.uk>
2074 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
2075 Consistently use @email for formatting email addresses.
2077 2000-09-29 Richard Henderson <rth@cygnus.com>
2079 * cse.c (notreg_cost): New argument outer.
2080 (COST): Pass in SET to notreg_cost
2082 (fold_rtx): Use COST_IN. Prefer constants when costs
2085 2000-09-29 David Edelsohn <edelsohn@gnu.org>
2087 * fixinc/inclhack.def (broken_cabs): Generalize regex.
2088 * fixinc/fixincl.x: Regenerate.
2090 2000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2092 * loop.c (check_final_value): A GIV is not replaceable if used
2095 Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com)
2097 * version.c: Bump to gcc-2.97.
2099 Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz>
2101 * final.c (final_scan_insn): Remove extra extract_insn call;
2102 Use caching for constrain_operands.
2103 (cleanup_subreg_operands): Use caching for extract_insn.
2104 * recog.c (constrain_operands_cached): New.
2105 * recog.h (constrain_operands_cached): Declare.
2106 * i386.c (ix86_attr_length_immediate_default,
2107 ix86_attr_length_address_default, ix86_agi_dependant): Cache
2110 * recog.c (asm_noperands): Tweak.
2111 (extract_insn): Do not call asm_noperads for non-asm instructions.
2113 Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz>
2115 * recog.c (recog_memoized): Rename to recog_memoized_1.
2116 * recog.h (recog_memoized): Rename to recog_memoized_1.
2117 (recog_memoized): New macro.
2118 * rtl.h (single_set): Rename to single_set_1
2119 (single_set): New macro.
2120 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers
2123 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
2124 Do not use match_dup of input operands at outputs.
2125 Use register_operand for memory expression.
2126 (rep_movsi): Put use last, canonicalize.
2127 Use register_operand for memory expression.
2128 (rep_movqi): Put use last.
2129 Use register_operand for memory expression.
2130 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
2131 of input operands at outputs. Use register_operand for memory
2133 (rep_stossi): Put use last; canonicalize; fix match_dup in
2134 the address expression
2135 (rep_stosqi): Likewise.
2136 (memcmp expander): Update calls.
2137 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
2140 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
2142 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2144 2000-09-28 David O'Brien <obrien@FreeBSD.org>
2146 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
2147 Contains the old contents of config/i386/freebsd.h
2148 * config/i386/freebsd.h: Now the ELF rather than a.out config file.
2149 Contains the old contents of config/i386/freebsd-elf.h
2150 * config/i386/freebsd-elf.h: Retire this file -- contents moved to
2151 config/i386/freebsd.h.
2152 * configure.in: Adjust for above changes.
2153 * po/POTFILES.in: Likewise.
2154 * po/en_GB.po: Likewise.
2155 * po/gcc.pot: Likewise.
2156 * configure: Rebuilt.
2158 2000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2160 * doloop.c (doloop_modify): Prevent delete_insn() from
2161 deleting too much. Prefer loop->top over loop->start as
2162 target for the new JUMP insn.
2163 (doloop_valid_p): Ignore loop with exit_count != 0.
2165 2000-09-28 Philipp Thomas <pthomas@suse.de>
2167 * invoke.texi (i386 Options): Add athlon to table of possible
2170 2000-09-28 Gabriel Dos Reis <gdr@codesourcery.com>
2172 * diagnostic.h (output_clear_message_text): New function.
2173 (output_message_text): New macro.
2175 * diagnostic.c (clear_text_info): Rename to
2176 output_clear_message_text.
2177 (output_clear): Adjust.
2178 (output_finish): Rename to output_finalize_message. Tweek.
2179 (output_to_stream): Adjust.
2181 2000-09-28 Neil Booth <neilb@earthling.net>
2183 * cpperror.c (_cpp_begin_message): Do the test for suppression
2184 of warnings and pedantic warnings before the "is a warning an
2186 * cppinit.c (cpp_handle_option): Remove surplus \n.
2187 * cpplex.c (ON_REST_ARG): Delete.
2188 (skip_block_comment): Initialise prevc.
2189 (parse_args): Improve error messages.
2190 (maybe_paste_with_next): Use CONTEXT_VARARGS rather
2192 * cpplib.c (cpp_push_buffer): Fix grammar in message.
2193 * cppmain.c (main): Set callbacks for #ident and #pragma
2194 only if no_output option is false.
2195 (do_pragma_implementation): Only call the #pragma handler
2196 if it is set in the cpp_reader structure.
2198 Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com>
2200 * integrate.c (copy_insn_list): if an ignored return value
2201 is being clobbered, skip cloning that into the inline copy.
2203 2000-09-27 Joseph S. Myers <jsm28@cam.ac.uk>
2205 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
2206 use @uref for formatting URLs.
2208 2000-09-27 Mark Elbrecht <snowball3@bigfoot.com>
2210 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
2213 Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net>
2215 * gcc.c (cpp_options): Add spec for -ftabstop=.
2216 (invoke_as): New spec that handles invoking as.
2217 Update specs to handle -save-temps and -traditional.
2218 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
2220 * cp/lang-specs.h, objc/lang-specs.h: Update to use
2221 invoke_as, and handle -save-temps and -traditional (if
2224 2000-09-26 Jakub Jelinek <jakub@redhat.com>
2226 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
2228 (function_arg_slotno): Accept TImode/CTImode.
2229 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
2232 2000-09-26 Michael Hayes <mhayes@cygnus.com>
2234 * flow.c (flow_loop_pre_header_scan): Punt if loop enters
2237 2000-09-25 Jim Wilson <wilson@cygnus.com>
2239 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
2240 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
2241 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
2242 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
2244 Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net>
2246 * cpplex.c (parse_args): Don't set VOID_REST flag.
2247 (CONTEXT_VARARGS): New flag.
2248 (maybe_paste_with_next): Set context earlier in loop. Use
2249 it. Do varargs test with CONTEXT_VARARGS flag.
2250 (push_arg_context): Set CONTEXT_VARARGS flag if we're
2251 pushing an argument context for a varargs argument.
2252 * cpplib.h (VOID_REST): Delete.
2253 * gcc.dg/cpp/vararg1.c: Add test case.
2255 2000-09-25 Branko Cibej <branko.cibej@hermes.si>
2257 * flags.h: Declare warning flag warn_system_headers.
2258 * toplev.c: Define it.
2259 (W_options): Add option -Wsystem-headers.
2260 * diagnostic.c (count_error): Test warn_system_headers.
2261 * invoke.texi: Add description for -Wsystem-headers.
2262 * cpplib.h (cpp_options): New member warn_system_headers.
2263 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
2264 CPP_IN_SYSTEM_HEADER.
2265 * cpplib.c (do_import, do_pragma_once): Likewise.
2266 * cpperror.c (_cpp_begin_message): Test warn_system_headers
2267 and CPP_IN_SYSTEM_HEADER.
2268 * cppinit.c (handle_option): Recognize -Wsystem_headers.
2269 (print_help): Describe -Wsystem_headers.
2270 * cpplex.c (lex_line): Reorganize condition so that warnings
2271 about C++ comments in system headers can be enabled. Remove
2272 label do_line_comment.
2274 Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net>
2276 * cpplex.c (save_comment): Only store the initial '/'
2278 (lex_token): Combine handling of the two comment types.
2279 Pass everything but the initial '/' to save_comment.
2281 Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net>
2283 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
2284 _cpp_can_paste): New library-internal prototypes.
2285 * cpplex.c (dump_param_spelling, output_line_command,
2286 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
2287 cpp_printf, cpp_output_list): Move to cppoutput.c.
2288 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
2289 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
2291 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
2292 dump_param_spelling, output_line_command, cpp_scan_buffer,
2293 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
2295 * Makefile.in: Add cppoutput.c.
2296 * po/POTFILES.in: Add cppoutput.c.
2298 2000-09-25 Richard Henderson <rth@cygnus.com>
2300 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
2301 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
2302 split until after reload.
2303 (rotlsi3, rotldi3): New.
2305 2000-09-25 Gabriel Dos Reis <gdr@codesourcery.com>
2307 * diagnostic.c (output_last_position): Define.
2308 (set_real_maximum_length): Tweek.
2309 * diagnostic.h (output_last_position): Declare.
2311 2000-09-25 Kazu Hirata <kazu@hxi.com>
2313 * config/i386/i386.c: Fix formatting.
2315 2000-09-24 Alan Lehotsky <alehotsky@cygnus.com>
2317 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
2318 UNITS_PER_WORD is small.
2320 2000-09-25 Joseph S. Myers <jsm28@cam.ac.uk>
2322 * c-common.c (format_char_info): Add flags2; update comments.
2323 (print_char_table, scan_char_table, time_char_table): Split some
2324 flags out into flags2.
2325 (check_format_info): Use flags2 for those flags, for identifying
2326 the initial character of a scanf scanset, and for identifying
2327 printf formats where the '0' flag is ignored with precision.
2329 2000-09-25 Hans-Peter Nilsson <hp@axis.com>
2331 Changes below marked "here" add TABs on either or both sides,
2332 covering start of line, up to any operand for all noted .*ASM.*_OP
2333 definitions. All callers changed.
2334 * tm.texi: Make documented *_ASM.*_OP:s include spacing
2335 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
2336 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2337 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2338 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
2339 Fix typos in description for LONG_LONG_TYPE_SIZE and
2340 FINI_SECTION_ASM_OP.
2341 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
2342 why these defaults don't have leading spacing.
2343 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
2344 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2345 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
2346 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
2347 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
2348 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
2349 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
2350 * varasm.c (ASM_STABS_OP): Here.
2351 * xcoffout.h (ASM_STABS_OP): Here.
2352 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2353 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2354 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
2355 STRING_ASM_OP): Here.
2356 * config/freebsd.h (IDENT_ASM_OP): Here.
2357 * config/linux-aout.h (SET_ASM_OP): Here.
2358 * config/linux.h (SET_ASM_OP): Here.
2359 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2361 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2362 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
2363 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
2364 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2366 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
2367 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
2368 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
2369 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2370 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
2371 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2372 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
2373 * config/a29k/udi.h (INT_ASM_OP): Here.
2374 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
2375 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2377 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
2378 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2379 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2380 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
2381 ASM_STABD_OP): Here.
2382 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
2383 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
2384 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2385 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
2386 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
2387 SIZE_ASM_OP, STRING_ASM_OP): Here.
2388 * config/alpha/vms.h (LINK_SECTION_ASM_OP,
2389 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
2390 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
2391 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
2392 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
2393 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
2395 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2396 BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
2397 * config/arm/coff.h (INT_ASM_OP): Here.
2398 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2399 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
2400 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
2401 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
2402 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
2403 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2404 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
2405 STRING_ASM_OP): Here. Update documentation copy in comments.
2406 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
2407 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
2408 DATA_SECTION_ASM_OP): Here.
2409 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
2411 * config/convex/convex.h (TEXT_SECTION_ASM_OP,
2412 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2413 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2414 BSS_SECTION_ASM_OP): Here.
2415 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2416 BSS_SECTION_ASM_OP): Here.
2417 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2419 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
2420 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
2421 * config/h8300/h8300.h (ASM_WORD_OP): Here.
2422 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2423 BSS_SECTION_ASM_OP): Here.
2424 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
2425 * config/i386/bsd.h (ASM_BYTE_OP): Here.
2426 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
2427 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
2428 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
2430 * config/i386/freebsd-elf.h (SET_ASM_OP): Here.
2431 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
2433 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
2434 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2435 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
2436 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
2438 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
2439 * config/i386/netbsd.h (INT_ASM_OP): Here.
2440 * config/i386/openbsd.h (INT_ASM_OP): Here.
2441 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
2442 IDENT_ASM_OP): Here.
2443 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
2444 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
2445 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
2446 SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
2447 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
2448 SHARED_BSS_SECTION_ASM_OP): Here.
2449 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
2450 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2451 DATA_SECTION_ASM_OP): Here.
2452 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2453 CONST_SECTION_ASM_OP): Here.
2454 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
2455 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2456 BSS_SECTION_ASM_OP): Here.
2457 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
2458 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
2459 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
2460 BSS_ASM_OP): Here, but use trailing spaces.
2461 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2462 DATA_SECTION_ASM_OP): Here.
2463 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
2465 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
2466 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
2467 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2468 TDESC_SECTION_ASM_OP): Here.
2469 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
2470 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2471 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2473 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2474 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
2475 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2476 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
2477 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
2478 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
2479 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2480 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
2481 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
2482 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
2483 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2484 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2486 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2487 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2488 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
2489 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
2490 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
2491 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
2492 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
2493 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2494 GLOBAL_ASM_OP): Here.
2495 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
2496 BSS_SECTION_ASM_OP): Here.
2497 * config/m68k/m68kv4.h (BSS_ASM_OP): Here.
2498 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2499 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
2500 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
2502 * config/m68k/newsgas.h (SET_ASM_OP): Here.
2503 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
2504 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
2505 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
2506 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
2507 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
2508 but use trailing spaces.
2509 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
2510 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
2511 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
2513 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
2514 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2515 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2516 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
2517 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2518 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
2519 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
2520 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
2521 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
2522 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
2523 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
2524 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
2526 * config/m88k/openbsd.h (SET_ASM_OP): Here.
2527 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2528 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
2529 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
2530 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
2531 DTORS_SECTION_ASM_OP): Here.
2532 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
2533 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2534 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
2535 BSS_SECTION_ASM_OP): Here.
2536 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
2537 * config/mips/iris5.h (ABICALLS_ASM_OP): Here.
2538 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
2539 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
2540 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
2541 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
2542 * config/mips/mips.c (ABICALLS_ASM_OP): Here.
2543 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
2545 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
2547 * config/mips/osfrose.h (SET_ASM_OP): Here.
2548 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
2549 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
2550 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
2551 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2553 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
2554 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
2555 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
2556 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
2557 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
2558 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2560 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2562 * config/rs6000/rs6000.h (SET_ASM_OP): Here.
2563 * config/rs6000/sol2.h (ASM_STABN_OP): Here.
2564 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
2566 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
2567 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
2568 * config/sparc/linux.h (COMMON_ASM_OP): Here.
2569 * config/sparc/linux64.h (COMMON_ASM_OP,
2570 UNALIGNED_DOUBLE_INT_ASM_OP): Here.
2571 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
2572 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
2573 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
2574 * config/sparc/pbd.h (ASM_INT_OP): Here.
2575 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
2576 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
2577 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
2578 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
2579 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
2580 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
2581 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
2582 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
2583 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
2584 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
2585 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
2586 EH_FRAME_SECTION_ASM_OP): Here.
2587 * config/sparc/vxsim.h (COMMON_ASM_OP): Here.
2588 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2590 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2592 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
2593 TCOMMON_ASM_OP): Here.
2594 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
2596 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
2599 2000-09-25 Richard Henderson <rth@cygnus.com>
2601 * expmed.c (store_bit_field): Adjust last change to not consider
2602 any word-sized field naturally aligned.
2604 2000-09-24 Richard Henderson <rth@cygnus.com>
2606 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
2607 TFmode unordered compares properly. Revalidate integer compare
2609 (alpha_emit_setcc): New.
2610 (alpha_emit_conditional_move): Revalidate integer compare operands.
2611 * config/alpha/alpha-protos.h: Update.
2612 * config/alpha/alpha.md (cmpdi): Allow general operands.
2613 (sne): Use alpha_emit_setcc.
2614 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
2615 (sunordered, sordered): New.
2617 2000-09-24 Richard Henderson <rth@cygnus.com>
2619 * config/ia64/ia64-protos.h: Update.
2620 * config/ia64/ia64.c (call_multiple_values_operation): Remove.
2621 (ia64_expand_call): New.
2622 (ia64_expand_prologue): Emit an alloc if we need extra input
2624 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return
2625 instruction if true.
2626 (struct reg_flags): Add is_sibcall.
2627 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
2628 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
2629 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
2630 * config/ia64/ia64.h (PREDICATE_CODES): Update.
2631 * config/ia64/ia64.md (call): Use ia64_expand_call.
2632 (call_value): Likewise.
2633 (sibcall, sibcall_value): New.
2634 (call patterns): Remove extra expanders; tidy.
2635 (sibcall_epilogue): New.
2636 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
2638 2000-09-24 Richard Henderson <rth@cygnus.com>
2640 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
2642 * sibcall.c (skip_pic_restore): New.
2643 (identify_call_return_value): Use it.
2645 2000-09-24 Mark Mitchell <mark@codesourcery.com>
2647 * c-tree.texi: Moved here from cp/ir.texi. Documented nested
2648 functions. Generalize to handle both C and C++.
2649 * Makefile.in (c-tree.info): New target.
2650 (info): Add c-tree.info.
2652 Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2654 * expr.c (store_field): If BITSIZE is negative, use size of type.
2655 (expand_expr, case COMPONENT_EXPR): Likewise.
2657 Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net>
2659 * cpplex.c: Update TODO comment.
2660 * cpplib.c (do_error, do_warning): Merge common code of
2661 do_error and do_warning into do_diagnostic. Use it.
2662 (do_diagnostic): New function.
2663 * cpplib.h: Fix comment typo.
2665 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
2667 * c-common.c (check_format_info): Warn for a wide character string
2668 used as a non-wide format argument.
2670 2000-09-24 Joseph S. Myers <jsm28@cam.ac.uk>
2672 * builtins.def (BUILT_IN_LLABS): Add.
2673 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
2674 * c-common.c (c_common_nodes_builtins): Create builtin functions
2675 __builtin_llabs, and plain llabs unless no_nonansi_builtins
2676 outside of C99 mode.
2677 (expand_tree_builtin): Handle BUILT_IN_LLABS.
2679 Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net>
2681 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
2682 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
2683 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
2684 _cpp_free_toklist): No need to worry about extra dummy token
2685 at the start of token lists any more.
2686 (trigraph_ok): Only warn outside comments.
2687 (skip_block_comment): Set and clear lexing_comment.
2688 (skip_line_comment): Take a cpp_reader not cpp_buffer.
2689 Set and clear lexing_comment.
2690 (parse_number): Handle leading '.' indicated by pfile->seen_dot.
2691 (check_long_token): Delete.
2692 (lex_percent, lex_dot): New subroutines of lex_token to
2693 handle lexing of '.' and '%' without lookback.
2694 (lex_token): Use lex_dot and lex_percent.
2695 (lex_line): Don't check for LIST_OFFSET.
2696 (_cpp_init_input_buffer): Update for new _cpp_init_toklist.
2697 * cpplib.c (_cpp_parse_assertion): Similarly.
2698 (cpp_push_buffer): Initialize extra_char.
2699 * cpplib.h (LIST_OFFSET): Delete.
2700 (struct cpp_buffer): New member extra_char.
2701 (struct lexer_state): New members lexing_comment and seen_dot.
2703 2000-09-23 Jason Merrill <jason@redhat.com>
2705 * config/rs6000/x-aix41 (CLIB): Define here.
2706 * config/rs6000/t-aix43: Not here.
2707 * config/rs6000/t-aix41: Or here. Remove.
2708 * configure.in: Don't use it.
2710 2000-09-22 Jason Merrill <jason@redhat.com>
2712 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
2713 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
2714 * config.in: Regenerate.
2716 * configure.in: Fix checks for assembler features when using a
2717 one-tree assembler that has not yet been built.
2718 Fix --disable-threads.
2720 2000-09-19 Geoff Keating <geoffk@cygnus.com>
2722 * stmt.c (expand_asm_operands): Allow # in constraints.
2724 2000-09-22 Jason Merrill <jason@redhat.com>
2726 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
2728 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
2729 function-local names.
2731 2000-09-22 Brad Lucier <lucier@math.purdue.edu>
2732 Mark Mitchell <mark@codesourcery.com>
2734 * toplev.c (warn_disabled_optimization): Declare new warning flag.
2735 * flags.h (warn_disabled_optimization): Add it here.
2736 * gcse.c (gcse_main): Add warning when disabled.
2737 * invoke.texi: Document -Wdisabled-optimization.
2739 2000-09-21 Jason Merrill <jason@redhat.com>
2741 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
2743 * dwarf2out.c (tree_add_const_value_attribute): New fn.
2744 (gen_variable_die): Call it for non-definitions.
2746 * dwarf2out.c (die_struct): Add die_mark field.
2747 (mark_dies, unmark_dies): New fns.
2748 (clear_die_sizes): Remove.
2749 (print_die): Check die_symbol rather than die_offset.
2750 (build_abbrev_table, output_pubnames, output_aranges): Check
2751 die_mark rather than die_offset.
2752 (output_comp_unit): Move calc_die_sizes after build_abbrev_table.
2755 Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net>
2757 * cppfiles.c (lookup_include_file): Rename to open_file.
2758 Always create a splay tree value, even on syscall failures.
2759 Negative entries indicated by fd == -2.
2760 Re-open files closed in the meantime.
2761 (_cpp_fake_include): Create a negative splay tree entry.
2762 (find_include_file, cpp_read_file): Update for function name
2764 * gcc.gd/cpp/mi4.c: Testcase.
2766 2000-09-21 Nick Clifton <nickc@redhat.com>
2768 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
2769 ARM and THUMB modes.
2771 * config/mcore/mcore.c: Fix compile time warnings.
2772 * config/mcore/mcore-protos.h: Fix compile time warnings.
2774 2000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca>
2776 * configure.in: Correct test of gcc_cv_glibc.
2777 * configure: Rebuilt.
2778 * config.in: Rebuilt.
2780 2000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2782 * builtins.c (expand_builtin_fputs): Also expand when length!=1.
2783 (expand_builtin): Handle BUILT_IN_FWRITE.
2785 * builtins.def (BUILT_IN_FWRITE): New entry.
2787 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
2789 Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2791 * gcc.c (modify_target): New variable and struct.
2792 (process_command): Handle MODIFY_TARGET_NAME.
2793 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
2794 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
2796 * c-decl.c (finish_decl): Add else's to avoid referencing
2797 TYPE_DOMAIN of an ERROR_MARK.
2799 Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru>
2801 * config/avr/avr.c (adjust_insn_length): Adjust lengths of
2804 2000-09-19 Marek Michalkiewicz <marekm@linux.org.pl>
2806 * config/avr/avr.md (neghi2): Add alternative for input and output
2807 operands in different registers, as in negsi2.
2808 (*negsi2): Remove '*' from the name. Use "movw" if available.
2810 2000-09-19 Jim Wilson <wilson@cygnus.com>
2812 * config/ia64/crtbegin.asm (__dso_handle): Delete use of
2813 HAVE_GAS_HIDDEN macro.
2815 Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net>
2817 * cpplex.c (lex_line): Drop the EOF token for unknown
2818 directives in assembler.
2820 2000-09-19 David Edelsohn <edelsohn@gnu.org>
2822 * configure.in: Allow enable_threads_flag value of "aix". Define
2823 thread_file as "aix" for AIX 4.3 and above.
2824 * configure: Regenerated.
2826 * gthr-aix.h: New file.
2828 * rs6000/t-aix43: Replace soft-float multilib with pthread.
2829 Remove 403 processor multilib match. Fix rios2 processor multilib
2832 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
2833 to return to appropriate csect.
2835 2000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2837 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
2839 (expand_builtin_fputs): Set `target' parameter for `expand_expr'.
2840 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
2843 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
2846 * c-common.c (init_function_format_info): Handle __builtin_printf.
2847 Set `check_function_format_ptr'.
2848 (c_common_nodes_and_builtins): Set `puts_ftype' and
2849 `printf_ftype'. Declare __builtin_putchar, __builtin_puts,
2850 __builtin_printf and printf.
2852 * tree.c, tree.h (check_function_format_ptr): Declare.
2854 Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net>
2856 * cppfiles.c (read_include_file): Take no special action for
2859 2000-09-19 Bernd Schmidt <bernds@redhat.co.uk>
2861 * final.c (insn_current_reference_address): Use INSN_SHUID of seq
2862 rather than that of branch.
2863 (shorten_branches): Don't increment insn_current_address twice.
2865 Undo most of the Wed Jan 27 23:39:53 1999 patch:
2866 * loop.h (struct induction): Delete members derived, ix and last_use.
2867 (struct loop_ivs): Delete members first_increment_giv and
2869 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
2870 recombine_givs): Delete functions.
2871 (find_and_verify_loops): Don't initialize cont_dominator.
2872 (strength_reduce): Lose code to try to find bivs that can be
2873 expressed as givs of another biv, and to convert biv increments
2875 Lose loop_scan_start variable, always use loop->scan_start.
2876 Don't call recombine_givs. Don't handle derived givs.
2877 (record_giv): Don't initialize derived and last_use fields.
2878 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived
2880 * unroll.c (derived_regs): Delete static variable.
2881 (unroll_loop): Don't initialize it.
2882 (copy_loop_body): Lose code to handle derived givs.
2883 (find_splittable_givs): Don't check for givs made from biv
2885 Don't set derived_regs.
2887 Fix misapplied earlier patch:
2888 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
2890 (floatsisf2): Generate floatsisf_ie by default.
2891 (floatsisf_i4): Conditional on TARGET_SH4.
2893 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
2894 predicate for the expanders.
2896 2000-09-19 Richard Henderson <rth@cygnus.com>
2898 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
2899 in addition to pentium and pentiumpro symbols.
2900 (CPP_CPU_DEFAULT_SPEC): Likewise.
2902 * c-typeck.c (c_expand_asm_operands): Restore the output tree
2905 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value
2906 if the tree has side effects.
2907 (warn_if_unused_value): Do not warn about void constructs.
2909 * c-decl.c (poplevel): Invoke warn_about_unused_variables.
2911 * unroll.c (copy_loop_body): Update LABEL_NUSES before
2912 calling invert_jump.
2914 2000-09-18 Geoff Keating <geoffk@cygnus.com>
2916 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
2919 2000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2921 * Makefile.in (c-common.o): Depend on diagnostic.h.
2923 * c-common.c: Include diagnostic.h.
2925 (status_warning): New function.
2926 (check_format_info, maybe_read_dollar_number, check_format_types,
2927 finish_dollar_format_checking, check_function_format): Accept a
2928 `status' parameter. All callers changed.
2930 * c-common.h (check_function_format): Accept a `status' parameter.
2932 * c-typeck.c: Update call to `check_function_format'.
2934 2000-09-18 Richard Henderson <rth@cygnus.com>
2936 * c-decl.c (c_expand_body): Call mark_varargs before
2937 expand_function_start.
2939 2000-09-18 Geoff Keating <geoffk@cygnus.com>
2941 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
2942 * config/rs6000/eabi-ci.asm: Likewise.
2944 2000-09-18 Richard Henderson <rth@cygnus.com>
2946 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
2949 2000-09-18 Jim Wilson <wilson@cygnus.com>
2951 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value
2952 before passing it to fold_rtx_mult_add.
2954 * unroll.c (final_giv_value): Pass increment through
2955 extend_value_for_giv before passing it to emit_iv_add_mult.
2957 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
2958 paradoxical subreg, then directly substitute the replacement and
2961 Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net>
2963 * cpp.texi: Update documentation, including some clarifications,
2964 the treatment of various newline combinations, and space between
2965 backslash and newline.
2967 Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2969 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
2970 Replace ASM_OUTPUT_LABELREF with assemble_name.
2972 Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk>
2974 * sh.c (addsubcosts): CONST is not cheap.
2975 (find_barrier): For Sh1, take alignment after jumps into account.
2977 2000-09-15 Andrew Haley <aph@redhat.com>
2979 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
2980 remove all SETs of SUBREGs of hard registers.
2981 * function.c (purge_hard_subreg_sets): New function.
2982 (purge_single_hard_subreg_set): New function.
2983 * rtl.h: (purge_hard_subreg_sets): New function.
2985 2000-09-18 Richard Henderson <rth@cygnus.com>
2987 * config/ia64/ia64-protos.h: Update.
2988 * config/ia64/ia64.c (signed_inequality_operator): New.
2989 (ia64_expand_compare): New.
2990 (ia64_register_move_cost): Handle PR_REGS moves.
2991 (ia64_secondary_reload_class): Require a GR when moving to a PR.
2992 (struct reg_write_state): Add written_by_and/or.
2993 (struct reg_flags): Add is_and/or.
2994 (rws_update): Set them.
2995 (rws_access_regno): Test them to allow parallel comparisons.
2996 (rtx_needs_barrier): Recognize parallel comparisons.
2997 (emit_insn_group_barriers): Set prev_insn after a call stop bit.
2998 Call recog_memoized; ignore pred_rel_mutex.
2999 (emit_predicate_relation_info): Don't call find_basic_blocks here.
3000 (ia64_reorg): Do it here instead.
3001 * config/ia64/ia64.h: s/CCmode/BImode/g
3002 (MODES_TIEABLE_P): Don't tie BImode.
3003 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
3004 (CONST_COSTS): Pick sensible values for CONST_INT based on context.
3005 (RTX_COSTS): Make multiply 4 insns.
3006 (MEMORY_MOVE_COST): New.
3007 (PREDICATE_CODES): Update.
3008 * config/ia64/ia64.md: s/CCmode/BImode/g
3009 (movcci, movbi): New.
3010 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
3011 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
3012 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
3013 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
3014 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
3015 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
3016 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
3017 (mulsi, muldi): Use xmpy not xma.
3019 (movcc, movcc_internal): Remove.
3020 (branch expanders): Use ia64_expand_compare.
3021 (setcc expanders): Likewise.
3022 (cmov insns): Use move_operand and ia64_move_ok.
3023 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
3024 scheduler from moving it past a use.
3025 * config/ia64/build.hacks: Remove.
3027 Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net>
3029 * cpphash.h (HASHSTEP): Take character rather than pointer
3031 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
3033 * cpphash.c (cpp_loookup): Update for new HASHSTEP.
3035 * cpplex.c (auto_expand_name_space, trigraph_replace,
3036 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
3037 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
3038 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
3039 KNOWN_DIRECTIVE): Delete.
3041 (handle_newline, check_long_token, skip_escaped_newlines,
3042 unterminated): New functions.
3043 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
3045 (parse_identifier): Was parse_name, new implementation.
3046 (skip_line_comment, skip_block_comment, skip_whitespace,
3047 parse_number, parse_string, trigraph_ok, save_comment,
3048 adjust_column, _cpp_get_line): New implementations.
3050 (lex_token): New function. Lexes a token at a time, looking
3051 forwards. Contains most of the guts of the old lex_line.
3052 (lex_line): New implementation, using lex_token to obtain
3054 (cpp_scan_buffer): Use the token's line, not the list's line.
3056 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
3057 New implementations.
3058 (do_assert): Don't bother setting the answer's list's line.
3059 (cpp_push_buffer): Initialise new pfile and read_ahead members
3060 of struct cpp_buffer.
3062 * cpplib.h (cppchar_t): New typedef.
3063 (struct cpp_buffer): read_ahead, pfile and col_adjust are
3065 (struct lexer_state): New structure that determines the state
3066 and behaviour of the lexer.
3067 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
3068 (struct cpp_reader): New member "state". Rename
3069 multiline_string_line and multiline_string_column. Delete
3070 col_adjust, in_lex_line members.
3071 (CPP_BUF_COLUMN): Update.
3073 2000-09-18 Richard Henderson <rth@cygnus.com>
3075 * combine.c (simplify_comparison): Shift a NOT out of a single
3078 * combine.c (if_then_else_cond): Canonicalize BImode true to
3080 * explow.c (trunc_int_for_mode): Likewise.
3082 * combine.c (combine_simplify_rtx): Use gen_unary to distribute
3083 the NOT for De Morgan's rule.
3084 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
3085 of a comparison to the reverse comparison.
3087 * combine.c (try_combine): Allow split to create a single insn.
3089 * machmode.def: Add BImode. Add a column for bitsize.
3090 * machmode.h (DEF_MACHMODE): Adjust for extra column.
3091 (GET_MODE_BITSIZE): Use it.
3092 * rtl.c (DEF_MACHMODE): Adjust for extra column.
3093 (mode_bitsize): New.
3094 (mode_mask_array): Use bitsize.
3095 * combine.c (combine_simplify_rtx): Require inner and outer
3096 modes to match on nonzero_bits optimizations.
3098 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3100 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
3101 its entry in spill_reg_store.
3102 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
3103 * sh.c (reg_no_subreg_operand): New function.
3104 * sh-protos.h (reg_no_subreg_operand): Declare it.
3105 * sh.h (PREDICATE_CODES): Add it.
3106 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
3107 input operand that needs to be in fpul.
3108 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
3109 * sh.c (find_barrier): Take into account that machine_dependent_reorg
3110 might add new insns.
3112 2000-09-18 Alexandre Oliva <aoliva@redhat.com>
3114 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
3116 (sh_expand_epilogue): Take the PIC register into account when
3117 computing the frame size.
3119 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
3120 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
3121 LABEL_REFs with a PIC-safe unspec.
3123 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3125 * c-common.c (check_format_info): Properly save the argument
3126 number and parameter for $ operand number formats in case width
3127 and precision arguments are also used. Allow printf width and
3128 precision arguments to have operand numbers even if none was
3129 specified for the main format, since this is OK for %*.*m. Only
3130 object to missing $ operand number if the format used requires an
3133 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3135 * c-common.c (format_char_info): Add 'W' flag to comment.
3136 (print_char_table, scan_char_table): Use it.
3137 (check_format_info): Use the 'W' flag to determine whether a
3138 format argument is written into.
3140 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3142 * c-common.c (check_format_types): Reorganise and clean up,
3143 checking earlier for ERROR_MARKs and making cur_type into its
3144 TYPE_MAIN_VARIANT where convenient.
3146 2000-09-18 Joseph S. Myers <jsm28@cam.ac.uk>
3148 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
3150 2000-09-18 Bernd Schmidt <bernds@redhat.co.uk>
3152 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
3154 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
3155 * i386.c (struct builtin_description): New.
3156 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
3157 (mmx_reg_operand): Declare MODE arg as unused.
3158 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
3159 ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
3160 ix86_expand_binop_builtin, ix86_expand_store_builtin,
3161 ix86_init_builtins, ix86_expand_builtin): New functions.
3162 * i386.h (ix86_builtins): New enumeration.
3163 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
3164 * i386.md (attr length_immediate): 0 for mmx/sse types.
3165 (attr prefix_0f): 1 for mmx/sse types.
3166 (setcc_2): Remove "*" so we get gen_setcc_2.
3167 (emms): Account for changed register numbering. Set "memory" attr
3169 (sfence): Set "memory" attr to unknown.
3171 2000-09-18 Andreas Jaeger <aj@suse.de>
3173 * configure.in: Define _GNU_SOURCE only when using the GNU C
3175 * configure: Regenerated.
3176 * config.in: Regenerated.
3178 2000-09-17 Mark Mitchell <mark@codesourcery.com>
3180 * cppinit.c (cpp_init): Don't use ANSI prototypes.
3181 * flow.c (flow_dump_loop): Likewise.
3182 (flow_loops_dump): Likewise.
3184 * c-typeck.c (c_start_case): Fix typo.
3186 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3188 * c-decl.c (grokdeclarator): Don't give a warning about defaulting
3189 to int for plain complex which defaults to complex double. Do
3190 warn about defaulting to complex double if pedantic. Warn about
3191 complex integer types if pedantic. Warn about complex types if
3192 pedantic and not in C99 mode.
3193 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~
3194 for complex conjugation.
3196 2000-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3198 * contrib.texi: Update my entry.
3200 Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru>
3202 * config/avr/avr.md (mcu_enhanced): New attribute.
3203 (mcu_mega): Likewise.
3204 (extendhisi2): Use mcu_enhanced.
3205 (zero_extendhisi2): Likewise.
3206 (call_insn): Use mcu_enhanced and mcu_mega.
3207 (call_value_insn): Likewise.
3208 (*sbrx_branch): Use mcu_mega.
3209 (*sbrx_and_branchsi): Likewise.
3210 (*sbrx_and_branchhi): Likewise.
3211 (*tablejump_lib): Likewise.
3213 Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3215 * alias.c (true_dependence): Allow non-unchanging read to conflict
3216 with unchanging write.
3218 * expr.c (store_constructor_field): Accept ALIAS_SET arg.
3219 (store_constructor): Pass alias_set to it.
3221 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at
3222 TYPE_MAIN_VARIANT of ERROR_MARK.
3223 * c-lex.c (readescape): Avoid using printf syntax we don't recognize.
3225 * simplify-rtx.c (simplify_unary_operation): Add cases
3226 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
3228 2000-09-17 Bernd Schmidt <bernds@redhat.co.uk>
3230 * expr.h (emit_library_call, emit_library_call_value): Delete
3232 * rtl.h (enum libcall_type): New.
3233 (emit_library_call, emit_library_call_value): Change fn_type arg to
3234 be of type enum libcall_type.
3235 * calls.c: Likewise for the function definitions. Several callers
3236 throughout changed to use the new enumeration appropriately.
3237 (emit_library_call_value_1): Likewise. Put back code to make libcall
3238 blocks of equal form, but only use it for the two new higher
3241 2000-09-16 Mark Mitchell <mark@codesourcery.com>
3243 Convert the C front-end to use function-at-a-time mode.
3244 * c-common.h: Include splay-tree.h.
3245 (C_DECLARED_LABEL_FLAG): New macro.
3246 (struct language_function): Add x_scope_stmt_stack and
3247 x_function_name_declared_p.
3248 (RECHAIN_STMTS): Move definition.
3249 (lang_statment_code_p): Likewise.
3250 (lang_expand_stmt): Likewise.
3251 (lang_expand_decl_stmt): New variable.
3252 (lang_expand_function_end): Likewise.
3253 (current_scope_stmt_stack): New function.
3254 (add_decl_stmt): Likewise.
3255 (add_scope_stmt): Likewise.
3256 (mark_stmt_tree): Likewise.
3257 (struct c_lang_decl): New structure.
3258 (DECL_SAVED_TREE): Define.
3259 (c_mark_lang_decl): New function.
3260 (c_expand_start_cond): Change prototype.
3261 (c_finish_then): New function.
3262 (c_finish_else): Likewise.
3263 (current_function_name_declared): Remove.
3264 (set_current_function_name_declared): Likewise.
3265 (mark_c_language_function): Declare.
3266 (case_compare): Likewise.
3267 (c_add_case_label): Likewise.
3268 (c_expand_expr): Likewise.
3269 (c_safe_from_p): Likewise.
3270 * c-common.c (lang_expand_function_end): New variable.
3271 (struct if_elt): Add if_stmt.
3272 (c_expand_start_cond): Add the if-statement to the statement-tree,
3273 rather than generating RTL.
3274 (c_finish_then): New function.
3275 (c_expand_start_else): Don't generate RTL.
3276 (c_finish_else): New function.
3277 (c_expand_expr_stmt): Don't generate RTL.
3278 (statement_code_p): Add SCOPE_STMT.
3279 (case_compare): New function.
3280 (c_add_case_label): Likewise.
3281 (mark_stmt_tree): Likewise.
3282 (c_mark_lang_decl): Likewise.
3283 (mark_c_language_function): Likewise.
3284 (c_expand_expr): Likewise.
3285 (c_safe_from_p): Likewise.
3286 * c-decl.c (c_stmt_tree): New variable
3287 (c_scope_stmt_stack): Likewise.
3288 (c_function_name_declared_p): Likewise.
3289 (lang_expand_expr_stmt): Remove.
3290 (poplevel): Don't call output_inline_function for nested
3292 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an
3294 (redeclaration_error_message): Change means of computing whether
3295 or not a function is nested.
3296 (lookup_label): Don't call label_rtx.
3297 (init_decl_processing): Add more GC roots.
3298 (start_decl): Add DECL_STMTs to the statement-tree, rather than
3299 calling rest_of_decl_compilation.
3300 (finish_decl): Don't call expand_decl.
3301 (store_parm_decls): Begin the statement-tree, but don't generate
3303 (finish_function): Tie off the statement-tree. Call c_expand_body
3305 (c_expand_body): New function.
3306 (push_c_function_context): Save more information.
3307 (pop_c_function_contxt): Likewise.
3308 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
3309 (lang_mark_tree): Mark it.
3310 (current_stmt_tree): Adjust.
3311 (current_scope_stmt_stack): New function.
3313 (set_current_name_declared): Likewise.
3314 (c_begin_compound_stmt): Define.
3315 (c_expand_decl_stmt): Likewise.
3316 * c-lang.c: Include rtl.h and expr.h.
3317 (lang_init): Set more language-specific hooks.
3318 * c-lex.c: Include expr.h.
3319 * c-parse.in: Changes throughout to add statements to the
3320 statement-tree, rather than generating RTL after every statement.
3321 * c-semantics.c (lang_expand_decl_stmt): Define.
3322 (add_decl_stmt): New function.
3323 (add_scope_stmt): Likewise.
3324 (finish_stmt_tree): Tweak.
3325 (genrtl_expr_stmt): Likewise.
3326 (genrtl_decl_stmt): Handle local labels, and call
3327 lang_expand_decl_stmt if required.
3328 (genrtl_for_stmt): Fix line-number handling.
3329 (genrtl_case_label): Handle cleanups.
3330 (genrtl_asm_stmt): Don't call combine_strings.
3331 (genrtl_compound_stmt): Simplify.
3332 (expand_stmt): Handle SCOPE_STMTs.
3333 * c-tree.h (struct lang_decl): New structure.
3334 (C_DECLARED_LABEL_FLAG): Remove.
3335 (c_begin_compound_stmt): Declare.
3336 (c_expand_decl_stmt): Likewise.
3337 (c_expand_start_case): Rename to c_start_case.
3338 (c_finish_case): New function.
3339 * c-typeck.c (start_init): Tweak setting of
3340 constructor_incremental.
3341 (c_expand_asm_operands): Tweak error-handling. Add to the
3343 (c_expand_return): Add to the statement-tree.
3344 (c_expand_start_case): Rename to ...
3345 (c_start_case): ... this.
3346 (struct c_switch): New type.
3347 (switch_stack): New variable.
3348 (do_case): Simplify.
3349 (c_finish_case): New function.
3350 * dependence.c: Include expr.h.
3351 (enum dependence_type): Change spelling of enumerals.
3352 (check_node_dependence): Adjust.
3353 * expr.h (lang_safe_from_p): Declare.
3354 (safe_from_p): Likewise.
3355 * expr.c (lang_safe_from_p): New variable.
3356 (safe_from_p): Give it external linkage. Use lang_safe_from_p.
3357 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
3358 * toplev.c (rest_of_decl_compilation): Robustify.
3359 * tree.c (contains_placeholder_p): Likewise.
3360 * Makefile.in: Update dependencies.
3361 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
3362 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
3363 (objc_expand_function_end): New function.
3364 (finish_method_def): Use it.
3365 (init_objc): Initialize more language-specific hooks.
3366 * objc/Make-lang.in: Update dependencies.
3368 2000-09-16 Geoffrey Keating <geoffk@cygnus.com>
3370 * configure.in: Define macros that affect features before
3371 testing for features. Don't define _XOPEN_SOURCE.
3372 * configure: Regenerated.
3373 * config.in: Regenerated.
3375 Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com)
3377 * rtlanal.c (rtx_varies_p): Volatile asms vary.
3378 (rtx_unstable_p): Restructure code. Volatile asms
3381 Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3383 * function.h (no_debugging_symbols): New field.
3384 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
3385 Initialize no_debugging_symbols.
3386 (output_inline_function): Save and restore write_symbols and set from
3387 no_debugging_symbols.
3388 * toplev.c (rest_of_compilation): Call save_for_inline.
3389 * tree.h: Update comment.
3391 * stor-layout.c (place_field): Don't do anything if field or
3392 its type are ERROR_MARK.
3394 Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net>
3396 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
3397 (read_include_file): Ensure inc->mmaped is initialized.
3399 2000-09-16 Richard Henderson <rth@cygnus.com>
3401 * cppiles.c (purge_cache): Use PTR not caddr_t.
3403 2000-09-16 Hans-Peter Nilsson <hp@axis.com>
3405 * gcc.c: In description for %{<S}, say the option removed is -S.
3406 * invoke.texi (Spec Files): Ditto.
3408 2000-09-16 Andreas Jaeger <aj@suse.de>
3410 * configure.in: Always define _GNU_SOURCE to make interfaces
3411 visible that were hidden by only defining _GNU_SOURCE.
3412 * configure: Regenerated.
3414 Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net>
3416 * cpplex.c (push_macro_context): Set an argument's level after
3417 calling parse_args. We could loop infinitely otherwise.
3419 2000-09-15 Tom Tromey <tromey@cygnus.com>
3421 * configure, config.in: Rebuilt.
3422 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
3424 2000-09-15 Greg McGary <greg@mcgary.org>
3426 * cppmacro.c (check_trad_stringification): Check token
3427 text pointers against limit before dereferencing.
3429 2000-09-15 Joseph S. Myers <jsm28@cam.ac.uk>
3431 * c-common.c (format_wanted_type): New structure.
3432 (check_format_types): New function.
3433 (check_format_info): Pass all checking of types of format
3434 arguments, including width and precision arguments, to this new
3437 2000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3439 * BUGS: Remove file.
3441 2000-09-15 Jakub Jelinek <jakub@redhat.com>
3443 * config/alpha/alpha.c (override_options): ev6 cache latencies
3444 from Richard Henderson. Don't allow -mmemory-latency=L0.
3446 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
3447 (TARGET_OPTIONS): Add tune=.
3448 (alpha_tune_string): Declare.
3449 * config/alpha/alpha.c (override_options): Add cpu_table.
3450 Use alpha_cpu_string first to set both alpha_cpu and target_flags
3451 and then alpha_tune_string to set alpha_cpu only.
3452 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
3453 * config/alpha/elf.h (ASM_FILE_START): Likewise.
3454 * config/alpha/osf.h (ASM_FILE_START): Likewise.
3455 * config/alpha/openbsd.h (ASM_FILE_START): Likewise.
3457 Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
3459 * i386-protos.h (no_comparison_operator, uno_comparison_operator):
3461 (ix86_comparison_operator, ix86_cc_mode): Declare
3462 * i386.h (CCGC, CCGCO): New modes.
3463 (SELECT_CC_MODE): Move offline to ....
3464 * i386.c (ix86_cc_mode): .... here; use new modes.
3465 (ix86_comparison_operator): New.
3466 (fcmov_comparison_operator): Ensure proper mode.
3467 (put_condition_mode): More sanity checking.
3468 (ix86_match_ccmode): Handle new modes.
3469 (ix86_expand_fp_compare): GEU requires CCmode.
3470 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
3472 * i386.md (cmp?i_ccz_1): Remove
3473 (cmp?i_ccno_1): Use ix86_match_ccmode.
3474 (cmp?i_minus_1): New.
3475 (cmpsi_1): New expander.
3476 (cmpqi_ext_1): Use match_ccmode
3477 (cmpqi_ext_3): New expander.
3478 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
3479 (cmpqi_ext_4): Use match_ccmode.
3480 (add?i_?): Use match_ccmode.
3482 (test?i_ccz_1): Remove
3484 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
3485 (testqi_ext_0): Use ix86_match_ccmode.
3486 (*xorqi_cc_ext_1): Use ix86_match_ccmode.
3487 (xorqi_cc_ext_1): New expander.
3488 (shift patterns): Use CCGOCmode for all shifts except for sar.
3489 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
3490 (setcc_3, jcc_3, miv?icc_c): Remove.
3492 2000-09-15 Will Cohen <wcohen@redhat.com>
3494 * dwarf2out.c (add_const_value_attribute): Changed array into a
3495 xmalloced object, so it exists after function exit.
3496 (free_AT): Added case for dw_val_class_float to free allocated
3499 2000-09-15 Kazu Hirata <kazu@hxi.com>
3501 * config/i386/i386.md: Fix a comment typo.
3502 * gcc.c: Fix formatting.
3504 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
3506 * optabs.c (emit_libcall_block): If target is a user variable,
3507 copy to a temporary first.
3508 * expr.c (convert_move): When generating a libcall, make a libcall
3510 * calls.c (emit_library_call_value_1): Don't create a libcall
3511 sequence here; our caller will in most cases do it.
3513 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
3515 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
3516 * sh.md (reload_outsf): Generate recognizable patterns for
3518 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
3519 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
3520 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
3521 truncdfsf2_i4): Change not to use explicit references to fpul.
3522 (floatsisf2_ie): Remove USE of fpscr.
3523 (floatsisf2): Change default expansion to match this.
3524 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
3527 2000-09-15 Richard Henderson <rth@cygnus.com>
3529 * expmed.c (store_bit_field): Consider naturally aligned
3530 memory for direct reference.
3532 2000-09-15 Richard Henderson <rth@cygnus.com>
3534 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
3535 AND addresses into alias set 0.
3536 (alpha_expand_unaligned_store): Likewise.
3537 (alpha_expand_unaligned_load_words): Likewise.
3538 (alpha_expand_unaligned_store_words): Likewise.
3540 2000-09-15 Bernd Schmidt <bernds@redhat.co.uk>
3542 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
3543 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
3545 * config/mips/mips.c (mips_va_arg): Args passed by reference have a
3546 rsize of UNITS_PER_WORD.
3548 Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net>
3550 * cpplex.c (ON_REST_ARG): Correct the test.
3551 (maybe_paste_with_next): Duplicate a token that fail pasting,
3552 and clear its PASTE_LEFT flag, so that nested pasting attempts
3555 2000-09-14 Richard Henderson <rth@cygnus.com>
3557 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
3558 * cse.c (rtx_cost): Likewise.
3559 * optabls.c (expand_binop): Likewise.
3560 (expand_twoval_binop, prepare_cmp_insn): Likewise.
3561 * regclass.c (copy_cost): Likewise.
3562 * reload1.c (reload_cse_move2add): Likewise.
3564 2000-09-14 Joseph S. Myers <jsm28@cam.ac.uk>
3566 * c-parse.in (reswords): Add _Complex.
3568 2000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca>
3570 * gcc.1: Delete documentation for -undef preprocessor option.
3572 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
3574 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
3575 STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
3576 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3577 Remove undefine before config/elfos.h.
3578 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
3580 2000-09-14 Kazu Hirata <kazu@hxi.com>
3582 * invoke.texi (H8/300 Options): Add -ms2600.
3583 * config/h8300.c (h8300_init_once): Output an error when -ms2600
3584 is used without -ms.
3585 * config/h8300.h (TARGET_MAC): New.
3586 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
3587 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any
3588 machine other than H8/S2600.
3589 * config/h8300.md: Accept mac instructions on the H8/S2600 instead
3592 2000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk>
3594 * reload.c (find_reloads_address_1): Generate reloads for auto_inc
3595 pseudos that refer to the original pseudos, not only to their
3596 equivalent memory locations.
3598 Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3600 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
3601 when making new MEM.
3603 * Makefile.in (LN): Remove duplicate definition.
3605 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
3607 From Joern Rennecke:
3608 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
3609 on an insn and function_invariant_p returns nonzero for the source,
3610 add a REG_EQUAL note.
3612 Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com)
3614 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
3615 conflict with frame_pointer_rtx.
3617 2000-09-13 Kazu Hirata <kazu@hxi.com>
3619 * loop.c: Fix formatting.
3622 2000-09-13 Richard Henderson <rth@cygnus.com>
3624 * config/ia64/ia64.md (divsf3): New.
3625 (divsf3_internal_lat, divsf3_internal_thr): New.
3626 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
3627 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
3628 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
3629 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
3630 (nmadddf4_alts, nmadddf4_trunc): New.
3631 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
3632 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
3633 (multf3_truncsf_alts, multf3_truncdf_alts): New.
3634 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
3635 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
3636 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
3637 (nmaddtf4_truncdf_alts): New.
3638 (recip_approx): Don't predicate.
3640 2000-09-13 Richard Henderson <rth@cygnus.com>
3642 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
3644 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3646 * flags.h (flag_dump_rtl_in_asm): Declare.
3647 * toplev.c (flag_dump_rtl_in_asm): Define.
3648 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
3649 if -dP is specified.
3650 * rtl.h (print_rtx_head): Declare.
3651 * print-rtl.c (print_rtx_head): Define.
3652 (print_rtx): Print the string pointed to by print_rtx_head
3653 at beginning of each dump line.
3654 (print_rtl): Likewise.
3655 (print_rtl_single): Likewise.
3656 * final.c (final_scan_insn): Dump the insn in the assembly
3658 * gcc.1: Document -dP option.
3659 * invoke.texi (Debugging Options): Likewise.
3661 2000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3663 * md.texi (Machine Constraints): Document the 68HC11 constraints.
3664 * install.texi (Configurations): Document the 68HC11&68HC12 port.
3665 * invoke.texi (Option Summary, M68hc1x Options): Document the options.
3667 Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru>
3669 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
3670 * config/avr/avr.md (*movstrqi_insn): Cleanup output template.
3671 (*clrstrqi): Likewise.
3672 (xorhi3,xorsi3,absqi2): Likewise.
3673 (one_cmplhi2,one_cmplsi2): Likewise.
3674 (addsi3): Two stupid constraint alternatives removed.
3675 (extendhisi2): Use `movw' for enhanced avr cores.
3676 (zero_extendhisi2): Likewise.
3678 Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com)
3680 * alias.c (find_base_term): Use frame_pointer_rtx
3681 when handling an ADDRESSOF.
3683 * cse.c (canon_hash): Handle USE of BLKmode memory.
3684 (cse_insn): Outgoing arguments for a libcall don't
3685 affect any recorded expressions.
3687 2000-09-12 Tom Tromey <tromey@cygnus.com>
3689 * configure, config.in: Rebuilt.
3690 * configure.in: Check for iconv, nl_langinfo, langinfo.h.
3692 2000-09-12 Jakub Jelinek <jakub@redhat.com>
3694 * c-lex.c (lex_string): Use charwidth to compute bytemask.
3695 * expr.c (expand_expr): Don't optimize constant array references
3696 initialized with wide string constants.
3698 2000-09-13 Michael Hayes <mhayes@cygnus.com>
3700 * loop.c (note_set_pseudo_multiple_uses): Correct.
3702 2000-09-12 Jim Wilson <wilson@cygnus.com>
3704 * ifcvt.c (noce_process_if_block): If A and B are the same, and no
3705 else block, and X has side-effects, then fail.
3707 2000-09-12 Greg McGary <greg@mcgary.org>
3709 * config/mips/mips-protos.h
3710 (trap_cmp_op, mips_gen_conditional_trap): New func decls.
3711 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
3712 (PREDICATE_CODES): Add "trap_cmp_op".
3713 * config/mips/mips.c
3714 (trap_cmp_op, mips_gen_conditional_trap): New functions.
3715 * config/mips/mips.md (trap, conditional_trap): New patterns.
3717 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
3719 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack
3722 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3724 * builtins.c (built_in_decls): New array.
3725 (expand_builtin_fputs): New function.
3726 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
3728 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
3730 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
3732 * tree.h (built_in_decls): New array.
3734 Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com)
3736 * convex.md: Use "+" instead of "=" for outputs wrapped in a
3738 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
3740 2000-09-12 Kazu Hirata <kazu@hxi.com>
3742 * haifa-sched.c: Fix formatting.
3744 * genattrtab.c: Fix formatting.
3746 * unroll.c: Fix formatting.
3748 2000-09-12 Bruce Korb <bkorb@gnu.org>
3750 * fixinc/fixfixes.c: make a type for the fix procedure & use it,
3751 remove obsolete code
3752 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
3753 * fixinc/fixincl.tpl: make non-exported arrays static scope
3754 * fixinc/fixincl.x: regenerate
3755 * fixinc/fixlib.h: Use PARAMS, not _P_
3756 * fixinc/fixtests.c: make a type for the test proc & use it
3757 * fixinc/server.h: Use PARAMS, not _P_
3759 2000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3761 * c-typeck.c (process_init_element): Avoid union init warnings on
3762 floating point zero. Don't crash on unions containing structs.
3764 2000-09-12 Alexandre Oliva <aoliva@redhat.com>
3766 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
3767 general_movsrc_operand, and remove CONST_INT from
3768 general_movdst_operand.
3770 2000-09-12 Bernd Schmidt <bernds@redhat.co.uk>
3772 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
3773 if a reference to non-fixed hardreg is seen. Otherwise, count hard
3774 regs with a higher cost.
3775 (preferrable): Deal with cases where either cost or regcost is
3777 (cse_insn): Use MAX_COST rather than 10000. Always initialize
3779 (COSTS_N_INSNS): Move definition...
3781 (MAX_COST): New macro.
3782 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
3785 2000-09-11 Mark Mitchell <mark@codesourcery.com>
3787 * c-common.h (genrtl_clear_out_block): Remove.
3788 * c-semantics.c (genrtl_clear_out_block): Remove.
3789 (genrtl_while_stmt): Don't call it.
3790 (genrtl_for_stmt): Likewise.
3792 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
3794 * cppfiles.c: Move all default-#defines to top of file.
3795 (open_include_file): Replace by lookup_include_file.
3796 (read_with_read, read_file): Merged into read_include_file.
3797 (stack_include_file, purge_cache): New functions.
3798 (close_cached_fd): Delete.
3799 (lookup_include_file, read_include_file, _cpp_pop_file_buffer):
3800 Cache the in-memory buffer, not the file descriptor.
3802 * cpphash.h (struct include_file): Add buffer, st, refcnt,
3804 (xcnew): New utility macro.
3805 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
3806 * cpplib.h (struct cpp_buffer): Remove mapped field.
3808 2000-09-11 Zack Weinberg <zack@wolery.cumb.org>
3810 * cpplex.c (parse_string): Accept backslash space newline as a
3812 (lex_line): Likewise.
3813 (_cpp_get_token): Remove hard limit on macro nesting.
3815 2000-09-12 Philipp Thomas <pthomas@suse.de>
3817 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
3818 * configure: Rebuilt.
3820 2000-09-13 Michael Hayes <mhayes@cygnus.com>
3822 * flow.c (split_block): Fix update of registers live at
3825 Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
3827 * i386.md (add?i_3, add?i_5): New.
3828 (add?i_4): Rename from add?i_3; Fix compare pattern.
3829 (sub?i_3, xor?i_3, ior?i_3): New.
3831 * genrecog.c (write_tree): Output code to clear insn_extract cache.
3832 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache
3833 instead of extract_insn and extract_constrain_insn_cache instead of
3834 extract_insn and constrain_operands.
3835 * recog.c (extract_insn_cached, extract_constrain_insn_cached):
3837 (extract_insn): Clear which_alternative.
3838 (constrain_operands): Set which_alternative to -1 when failed.
3839 * recog.h (extract_constrain_insn_cached, extract_insn_cached):
3842 2000-09-11 Matthew Hiller <hiller@redhat.com>
3844 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier
3845 on operand 0 to '+'.
3846 (movstricthi): Likewise.
3848 2000-09-12 Michael Hayes <mhayes@cygnus.com>
3850 * loop.h (LOOP_IVS): New macro.
3851 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
3852 (struct loop_ivs): New.
3853 (struct loop_info): Add ivs field.
3854 (reg_iv_type, reg_iv_info): Delete prototype.
3855 (reg_biv_class, loop_iv_list): Likewise.
3856 * loop.c (record_biv, find_life_end): Pass loop argument.
3857 (reg_iv_type): Remove global array and use
3858 field in loop_regs structure within loop_ivs structure.
3859 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
3860 (first_increment_giv, last_increment_giv): Use entry in
3862 (record_initial): Pass ivs pointer.
3863 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
3865 2000-09-12 Michael Hayes <mhayes@cygnus.com>
3867 * loop.h (LOOP_REGS): New macro.
3868 (struct loop_regs): New.
3869 (struct loop_info): Add regs field.
3870 * loop.c (set_in_loop): Remove global array and store
3871 in loop_regs structure as part of loop_info structure.
3872 (n_times_set, may_not_optimize): Likewise.
3873 (reg_single_usage, moved_once): Likewise.
3874 (count_one_set): Add regs argument.
3875 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
3876 (set_pseudo_multiple_uses): Pass regs pointer.
3878 2000-09-12 Michael Hayes <mhayes@cygnus.com>
3880 * unroll.c (iteration_info): Subsume into loop_iterations.
3881 * loop.h (loop_info): New field iv.
3883 2000-09-12 Michael Hayes <mhayes@cygnus.com>
3885 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
3886 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
3887 (flow_loops_update): New prototype.
3888 (flow_loops_find): Add flags to prototype.
3889 (struct loop): Add `pre_header_root' and `pre_header_trace' fields.
3890 * flow.c (flow_loop_pre_header_scan): New.
3891 (flow_loop_dump): Dump pre-header root and trace and exit dominators.
3892 (flow_loop_free): Free pre-header root and trace and exit dominators.
3893 (flow_loops_find): New argument flags.
3894 (flow_loops_update): New function.
3895 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
3897 2000-09-12 Michael Hayes <mhayes@cygnus.com>
3899 * basic-block.h (split_block, update_bb_for_insn): New prototypes.
3900 * flow.c (split_block, update_bb_for_insn): New functions.
3902 2000-09-11 Richard Henderson <rth@cygnus.com>
3904 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
3906 2000-09-11 Richard Henderson <rth@cygnus.com>
3908 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
3909 * config/ia64/ia64.c (fr_nonimmediate_operand): New.
3910 (ia64_override_options): Prevent optimizing division for both
3911 latency and throughput.
3912 (rtx_needs_barrier): Handle frcpa.
3913 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
3914 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
3915 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
3916 (TARGET_SWITCHES): Add -minline-divide-min-latency and
3917 -minline-divide-max-throughput.
3918 (PREDICATE_CODES): Update.
3919 * config/ia64/ia64.md (extendsidi2): Remove * from f case.
3920 (zero_extendsidi2): Likewise. Fix typo in f case insn.
3921 (extendsfdf2): Add cases for gr<->fr and fr<->mem.
3922 (extendsftf2): Likewise.
3923 (extenddftf2): Likewise.
3924 (fix_trunctfdi2_alts): New.
3925 (fixuns_trunctfdi2_alts): New.
3926 (madd*4): Rename from madd*3.
3927 (divsi3, modsi3, udivsi3, umodsi3): New.
3928 (divsi3_internal): New.
3929 (divdi3, moddi3, udivdi3, umoddi3): New.
3930 (divdi3_internal_lat, divdi3_internal_thr): New.
3931 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
3932 (recip_approx): New.
3934 2000-09-11 Alexandre Oliva <aoliva@redhat.com>
3936 * print-rtl.c (debug_call_placeholder_verbose): New variable.
3937 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
3939 * integrate.c (copy_rtx_and_substitute): Don't share
3940 LEAF_REG_REMAPpable registers with the inlined function. Don't
3941 share the function value with calling sequences.
3943 2000-09-11 Jakub Jelinek <jakub@redhat.com>
3945 * c-decl.c (do_case): Fix a typo.
3947 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a
3948 to a if the comparison is floating mode and not -ffast-math.
3949 * simplify-rtx.c (simplify_ternary_operation): Likewise.
3951 Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk>
3953 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
3954 gen_ic_invalidate_line.
3956 2000-09-11 Philip Blundell <pb@futuretv.com>
3958 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
3960 Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com>
3962 * install.texi (LANGUAGES): Update to include new languages.
3965 2000-09-11 DJ Delorie <dj@redhat.com>
3967 * gcc.c (main): Don't warn about unused -B prefixes
3968 (unused_prefix_warnings): remove
3970 2000-09-11 Kazu Hirata <kazu@hxi.com>
3972 * final.c: Fix formatting.
3974 * integrate.c: Fix formatting.
3976 2000-09-11 Geoff Keating <geoffk@cygnus.com>
3978 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
3980 2000-09-11 Bernd Schmidt <bernds@redhat.co.uk>
3982 * reload.c (regno_clobbered_p): Fix thinko in previous change.
3984 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3986 * gcc.1: Document 68hc11 specific options.
3988 2000-09-10 Geoff Keating <geoffk@cygnus.com>
3990 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
3991 (TARGET_LONG_DOUBLE_128): Define.
3992 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
3993 (LONG_DOUBLE_TYPE_SIZE): Redefine.
3994 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
3995 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
3996 of __LONG_DOUBLE_128__.
3997 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
3999 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
4000 (CPP_SYSV_DEFAULT_SPEC): Define.
4001 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
4002 (INIT_TARGET_OPTABS): Define.
4004 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
4005 (RS6000_UITRUNC): Likewise.
4006 (INIT_TARGET_OPTABS): New macro.
4007 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
4008 (trunc_defined): Delete.
4009 (output_prolog): Don't output .extern definitions for fp->int
4010 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
4011 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
4012 (trunc_defined): Delete.
4013 (RS6000_ITRUNC): Moved to aix.h.
4014 (RS6000_UITRUNC): Likewise.
4015 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
4016 only emit a libcall.
4017 (fixuns_truncdfsi2): Delete.
4018 (trunc_call): Delete.
4019 (trunc_call_rtl): Delete.
4021 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4023 * varasm.c (make_decl_rtl): Restore leading star on
4024 DECL_ASSEMBLER_NAME set for decls with an asmspec.
4026 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4028 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it
4029 won't give a spurious error for '#pragma pack()'. Simplify
4030 control flow for readability. 'reset' action is not necessary.
4032 2000-09-10 Zack Weinberg <zack@wolery.cumb.org>
4034 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
4035 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
4036 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
4037 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
4039 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
4040 profile.c, sdbout.c, tradcif.y, tree.c:
4041 Include defaults.h if not already included.
4042 Don't define the above macros.
4044 * Makefile.in: Update dependencies.
4046 2000-09-10 Mark Mitchell <mark@codesourcery.com>
4048 * c-common.h (add_stmt): Change prototype.
4049 (RECHAIN_STMTS): New macro.
4050 (CASE_LABEL_DECL): Likewise.
4051 (genrtl_case_label): Change prototype.
4052 (c_expand_start_case): Remove prototype.
4053 (build_case_label): Change prototype.
4054 (decl_constant_value): Declare.
4055 * c-common.c (check_case_value): Handle C++'s extensions to C
4057 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
4059 * c-parse.in (stmt): Adjust handling of return statements and case
4061 * c-semantics.c (add_stmt): Return the new statement.
4062 (genrtl_return_stmt): Take the RETURN_STMT as input, not the
4063 returned expression. Directly generate RTL, rather than calling
4065 (genrtl_switch_stmt): Don't call c_expand_start_case.
4066 (build_case_label): Take the LABEL_DECL as input, too.
4067 (genrtl_case_label): Just call add_case_node.
4068 (expand_stmt): Adjust calls to genrtl_return_stmt and
4070 * c-tree.h (c_expand_start_case): Declare.
4071 * c-typeck.c (decl_constant_value): Give it external linkage.
4072 (c_expand_return): Don't call expand_return or expand_null_return;
4073 use genrtl_return_stmt instead.
4074 * stmt.c (struct nesting): Remove num_ranges field.
4075 (add_case_node): Give it external linkage.
4076 (expand_start_case): Don't set num_ranges.
4077 (expand_start_case_dummy): Don't clear it.
4078 (pushcase): Rely on add_case_node to handle `default' labels.
4079 (add_case_node): Handle `default' labels.
4080 * tree.c (tree_int_cst_compare): New function.
4081 * tree.h (tree_int_cst_compare): Declare.
4082 (add_case_node): Likewise.
4084 2000-09-10 Richard Henderson <rth@cygnus.com>
4086 * c-parse.in: Revert last change.
4087 (init_reswords): Do not enter disabled keywords into the ridpointers
4088 table, modulo objc weirdness.
4089 (_yylex): Return the canonical spelling for a keyword.
4091 2000-09-10 Philip Blundell <philb@gnu.org>
4093 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
4094 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
4096 Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com)
4098 * alias.c (find_base_term): Handle ADDRESSOF.
4099 (memrefs_conflict_p): An ADDRESSOF doesn't conflict.
4101 2000-09-10 Denis Chertykov <denisc@overta.ru>
4103 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
4104 outputting templates with many lines.
4106 2000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4108 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
4109 to decide whether 64-bit support must be generated.
4111 2000-09-10 Richard Henderson <rth@cygnus.com>
4113 * c-parse.in (asm patterns): Fix volatile check.
4115 2000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4117 * cppmacro.c (check_trad_stringification): New function.
4118 (save_expansion): If -Wtraditional, warn about stringification of
4121 2000-09-11 Michael Hayes <mhayes@cygnus.com>
4123 * loop.h (struct loop_mem_info): Move from loop.c
4124 (struct loop_info): Add fields store_mems, mems, mems_idx,
4125 mems_allocated, unknown_address_altered,
4126 unknown_constant_address_altered, num_mem_sets, and
4127 first_loop_store_insn.
4129 * loop.c (loop_store_mems): Replace with field in loop_info struct.
4130 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
4131 (unknown_address_altered, unknown_constant_address_altered): Likewise.
4132 (num_mem_sets): Likewise.
4133 (replace_loop_mems, replace_loop_regs): New.
4134 (struct loop_replace_args): New.
4135 (load_mems): Use replace_loop_mems.
4136 (try_copy_prop): Use replace_loop_regs.
4137 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
4139 2000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4141 * configure.in: Recognize m6811-elf and m6812-elf.
4142 * configure: Regenerate.
4144 2000-09-09 Geoff Keating <geoffk@cygnus.com>
4146 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call
4149 2000-09-10 Michael Hayes <mhayes@cygnus.com>
4151 * loop.c (struct movables): New.
4152 (num_movables): Move into struct movables.
4153 (the_movables): Change type to struct movables.
4154 (ignore_some_movables): Change struct movable arg to struct movables.
4155 (force_movables, combine_movables, regs_match_p): Likewise.
4156 (rtx_equal_for_loop_p, move_movables): Likewise.
4157 (scan_loop): Change movables to be of type struct movables.
4158 Replace last_movable with field in movables structure.
4160 2000-09-08 Zack Weinberg <zack@wolery.cumb.org>
4162 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
4163 (init_pragma): Avoid warning if pfile happens to be unused.
4164 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
4165 define init_pragma to nothing. Always prototype
4166 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
4168 * c-lex.c (process_directive): Always call dispatch_pragma.
4169 Initialize entering_c_header to 0.
4171 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4173 * config/m68hc11/m68hc11.md: New file, machine description for
4175 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
4176 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
4177 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
4178 * config/m68hc11/m68hc11-protos.h: New file.
4179 * config/m68hc11/m68hc11-crt0.S: New file, startup code.
4180 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
4181 * config/m68hc11/xm-m68hc11.h: New file, target defs.
4182 * config/m68hc11/larith.asm: New file, libgcc routines.
4184 2000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr>
4186 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
4187 (FPBIT_FUNCS): Add _usi_to_sf.
4188 * config/fp-bit.c (usi_to_float): New function.
4189 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
4190 (usi_to_float): Add appropriate #define.
4192 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4194 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
4196 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
4197 * i386.md (attr "type"): Add sse and mmx types.
4198 (attr "memory"): Handle them without a crash.
4199 (movsi_1, movdi_2): Allow MMX regs.
4200 (movdi splits): Don't split moves involving MMX regs.
4201 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
4202 (movv4sf_internal, movv4si_internal, movv8qi_internal,
4203 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
4204 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
4205 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
4206 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
4207 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
4208 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
4209 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
4210 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
4211 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
4212 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
4213 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
4214 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
4215 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
4216 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
4217 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
4218 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
4219 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
4220 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
4221 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
4222 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
4223 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
4224 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
4225 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
4226 mmx_clrdi): New patterns.
4228 2000-09-08 Richard Earnshaw <rearnsha@arm.com>
4230 * arm.c: Don't include tm.h directly.
4232 Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz>
4234 * recog.c (validate_replace_rtx_1): Fix confusion about equality
4235 testing; simplify subregs of constants and nested subregs.
4237 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
4239 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
4241 2000-09-08 Bernd Schmidt <bernds@redhat.co.uk>
4243 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
4245 * rtl.texi (description of USE): Add note about possible pitfalls
4247 From Richard Henderson:
4248 * reload1.c (choose_reload_regs): Compute need_mode properly.
4250 2000-09-07 Richard Henderson <rth@cygnus.com>
4252 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
4253 (__modsi3, __umodsi3): Likewise.
4254 (__udivsi3): Likewise. Normalize the TFmode values.
4256 2000-09-07 Geoff Keating <geoffk@cygnus.com>
4258 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
4260 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
4263 Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk>
4265 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
4266 (cmpeqdi_t): Add output pattern.
4267 (cmpeqdi_t+1): Don't split when not optimizing.
4268 Restore proper splitting operation.
4270 2000-09-07 Richard Henderson <rth@cygnus.com>
4272 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
4273 do not call dispatch_pragma.
4275 2000-09-07 Jim Wilson <wilson@cygnus.com>
4277 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
4278 to CLASS_CANNOT_CHANGE_MODE.
4279 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
4280 mode classes are different.
4282 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4284 * cpplib.h (struct cpp_options): Add user_label_prefix member,
4285 left out of commit which removed cppulp.c.
4287 2000-09-07 Richard Henderson <rth@cygnus.com>
4289 * bb-reorder.c (fixup_reorder_chain): Add jump in new block
4290 after switch for CASE_DROPS_THROUGH.
4292 2000-09-07 Richard Henderson <rth@cygnus.com>
4294 * loop.c (strength_reduce): Call check_ext_dependant_givs.
4295 Properly extend the biv initial value for the giv.
4296 (record_biv): Zero ext_dependant.
4297 (record_giv): New argument ext_val. Update all callers.
4298 (general_induction_var): Likewise.
4299 (consec_sets_giv): Likewise.
4300 (simplify_giv_expr): Likewise. Fill in ext_val if we find
4301 a sign-extend, zero-extend, or truncate.
4302 (combine_givs_p): Make sure modes are compatible.
4303 (check_ext_dependant_givs): New.
4304 (extend_value_for_giv): New.
4305 * loop.h (struct induction): Add ext_dependant.
4306 * unroll.c (iteration_info): Extend the biv initial value for the giv.
4307 (find_splittable_givs): Likewise.
4308 (final_giv_value): Likewise.
4310 2000-09-07 Zack Weinberg <zack@wolery.cumb.org>
4312 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
4313 REGISTER_TARGET_PRAGMAS is defined. Duplicate some
4314 definitions from cpplib.h.
4315 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
4317 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
4318 documentation for REGISTER_TARGET_PRAGMAS.
4320 * c-lex.c: Include cpplib.h before c-pragma.h. Define a
4321 default-pragma callback to implement -Wunknown-pragmas if
4323 * c-parse.in: Move all includes to top of file.
4324 * c-pragma.c: Include cpplib.h before c-pragma.h. Include
4326 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas
4328 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
4330 * arm.h, arm-protos.h, arm.c,
4331 c4x.h, c4x-protos.h, c4x.c,
4332 h8300.h, h8300-protos.h, h8300.c,
4333 i370.h, i370-protos.h, i370.c,
4334 i960.h, i960-protos.h, i960.c,
4335 sh.h, sh-protos.h, sh.c,
4336 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
4337 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
4339 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
4340 multiple include guard.
4341 * i370.md (untyped_call): Use GEN_CALL.
4342 (umodsi3): Remove unused variable.
4343 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
4344 * v850.c (output_move_single, output_move_double): Constify
4346 (print_operand): Constify a char *.
4347 * v850.h (struct small_memory_info): Constify name member.
4349 2000-09-07 Kazu Hirata <kazu@hxi.com>
4351 * config/h8300.h: Fix comment typos.
4352 * config/h8300/h8300.md: Likewise.
4353 * config/h8300/lib1funcs.asm: Likewise.
4355 Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net>
4357 * Makefile.in: Remove references to cppulp.{c,o}.
4358 * cppinit.c (initialize_builtins, cpp_start_read,
4359 cpp_handle_option): Update to use cpp_options structure.
4362 2000-09-07 Joseph S. Myers <jsm28@cam.ac.uk>
4364 * c-common.c (time_char_table): Allow %#b and %#h.
4366 2000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4368 * reorg.c (find_end_label): If the basic block reorder pass moves the
4369 return insn to some other place try to locate it again and put our
4370 end_of_function_label there.
4371 * reorg.c (relax_delay_slots): Check if find_end_label created a
4372 new label that invalidates the current optimazation.
4374 2000-09-07 Catherine Moore <clm@redhat.com>
4376 * unroll.c (unroll_loop): Check for unconditional jumps
4377 to loop continuation. Delete if n_iterations is 1.
4378 (ujump_to_loop_cont): New routine.
4380 2000-09-07 Bernd Schmidt <bernds@redhat.co.uk>
4382 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
4384 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
4385 to handle multiword modes correctly. All callers and the declaration
4388 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4390 * c-common.h (prep_stmt): Declare.
4391 (lang_expand_stmt): Likewise.
4392 * c-decl.c (lang_expand_stmt): Remove.
4393 * c-semantics.c (lang_expand_stmt): Define.
4394 (prep_stmt): New function.
4395 (expand_stmt): Handle common statement types here.
4397 2000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com>
4399 * configure.in (sh-*-linux*): Added.
4400 * configure: Rebuilt.
4401 * config/sh/t-linux: New file.
4402 * config/sh/sh.h (USERMODE_BIT): Define.
4403 (TARGET_USERMODE): Likewise.
4404 (TARGET_SWITCHES): New switches for the bits above.
4405 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
4406 * config/sh/linux.h: New file.
4407 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
4408 underscore on linux.
4409 (L_sdivsi3, L_udivsi3): Define for linux.
4410 (L_ic_invalidate): Define.
4411 * invoke.texi (SH Options): Document -musermode.
4413 2000-09-07 Alexandre Oliva <aoliva@redhat.com>
4415 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
4416 CSE unless generating PIC.
4418 * config/sh/sh.md (symPLT_label2reg): Force the initialization of
4421 2000-09-06 H.J. Lu (hjl@gnu.org)
4423 * Makefile.in (clean_s1): Depend on stage_b.
4424 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
4425 stage2. They are used for "make compare".
4427 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4429 Move statement-tree facilities from C++ to C front-end.
4430 * c-common.h (c_tree_index): Add CTI_VOID_ZERO.
4431 (void_zero_node): New macro.
4432 (struct stmt_tree_s): New type.
4433 (stmt_tree): New typedef.
4434 (struct language_function): New type.
4435 (last_tree): New macro.
4436 (last_expr_type): Likewise.
4437 (walk_tree_fn): New typedef.
4438 (current_stmt_tree): New function.
4439 (begin_stmt_tree): Likewise.
4440 (add_stmt): Likewise.
4441 (finish_stmt_tree): Likewise.
4442 (statement_code_p): Likewise.
4443 (lang_statement_code_p): New variable.
4444 (walk_stmt_tree): New function.
4445 (STMT_IS_FULL_EXPR_P): New macro.
4446 * c-common.c (lang_statement_code_p): New variable.
4447 (c_common_nodes_and_builtins): Initialize void_zero_node.
4448 (statement_code_p): New function.
4449 (walk_stmt_tree): Likewise.
4450 * c-decl.c (language_function): Rename to ...
4451 (c_language_function): ... this. Include language_function.
4452 (push_c_function_context): Adjust accordingly.
4453 (pop_c_function_context): Likewise.
4454 (mark_c_function_context): Likewise.
4455 (current_stmt_tree): Define.
4456 * c-semantics.c (begin_stmt_tree): New function.
4457 (add_stmt): Likewise.
4458 (prune_unused_decls): Likewise.
4459 (finish_stmt_tree): Likewise.
4461 2000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4463 * flow.c (insn_dead_p): Detect dead memory stores with auto increments.
4465 2000-09-06 Kazu Hirata <kazu@hxi.com>
4467 * calls.c: Fix formatting.
4469 2000-09-06 Graham Stott <grahams@cygnus.co.uk>
4471 * config/i386/i386.h (ADDRESS_COST): Fix typo.
4473 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4475 Integrated preprocessor.
4477 * Makefile.in: Remove all references to c-parse.gperf,
4478 c-gperf.h, and c-parse.h. Remove -d from yacc command line
4479 generating c-parse.c. Update dependencies.
4480 * c-parse.gperf, c-gperf.h: Delete.
4482 * c-common.c: Don't define parse_options, cpp_token, yy_cur,
4483 yy_lim, or yy_get_token. Don't define get_directive_line if
4485 * c-common.h: Add multiple include guard. Define RID values
4486 for every keyword in C, C++, and Objective C. Put all the
4488 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
4489 * c-decl.c (c_decode_option): Handle -lang-objc here.
4490 (print_lang_identifier): Handle C_IS_RESERVED_WORD case.
4491 (grokdeclarator): Adjust for new RID scheme.
4492 (extract_interface_info): New stub.
4493 * c-lang.c: Don't declare yy_cur or parse_options.
4494 (lang_init_options): Call cpp_init. Don't call
4496 (lang_init): Don't call check_newline if USE_CPPLIB.
4498 * c-lex.c: Don't include c-parse.h. Do include timevar.h.
4499 Elide lots of unnecessary code if USE_CPPLIB. Delete code
4500 rendered unnecessary by new architecture. Move routines not
4501 shared with C++ to c-parse.in. Maintain a local idea of the
4502 line number. Handle C++ as well as C.
4503 [USE_CPPLIB]: Declare and register callbacks for #ident and
4504 for entering/leaving files.
4505 (init_c_lex, c_lex): Are now the entry points to this file.
4506 (check_newline): Break out directive handling to
4508 (read_ucs, is_extended_char, utf8_extend_token): Moved here
4510 (readescape, parse_float): Overhaul.
4511 (lex_number, lex_string, lex_charconst): Break out of c_lex
4513 (get_fileinfo, update_header_times, dump_one_header,
4514 dump_time_statistics): New and/or moved here from C++.
4515 Support per-file data needed by C++ and per-header timing
4516 statistics (C++ only, at the moment).
4517 * c-lex.h: Update prototypes. Add multiple include guard.
4518 * c-tree.h (struct lang_identifier): Add rid_code field.
4519 (C_IS_RESERVED_WORD, C_RID_CODE): New.
4521 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to
4522 reinit_parse_for_function and/or position_after_white_space.
4523 (save_filename, save_lineno): Look ahead before saving.
4524 (label -> identifier ':'): Save file and line before shifting ':'.
4525 (reservedwords): No need to call get_identifier.
4526 (init_parse, finish_parse, yyerror, yylex, yyprint,
4527 make_pointer_declarator): Are now here for C/ObjC.
4528 (rid_to_yy): Conversion table from RID constants to Yacc codes.
4530 * c-pragma.c: Rewrite parsing logic to fit with cpplib's
4531 #pragma registry. Provide dummy implementation of that
4532 interface if !USE_CPPLIB.
4533 * c-pragma.h: Update to match.
4535 * flags.h: Add multiple include guard.
4536 (flag_detailed_statistics): Moved here from C++.
4537 * toplev.c: Define flag_detailed_statistics.
4539 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
4541 * timevar.def (TV_CPP, TV_LEX): New.
4542 * timevar.h: Add multiple include guard.
4544 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
4546 * objc/objc-act.c: Don't mention yy_cur or parse_options.
4547 Initialize cpplib properly. Force lineno to 0 after first
4548 call to check_newline. Don't handle -lang-objc here.
4549 Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
4551 2000-09-06 David Edelsohn <edelsohn@gnu.org>
4553 * rs6000.md: Correct function unit definitions for cr_logical and
4555 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
4556 and use portable method for >=0 and floating point >=. Remove
4557 associated matchers.
4559 2000-09-06 Mark Mitchell <mark@codesourcery.com>
4561 * extend.texi: Mark named return value extension as deprecated.
4563 2000-09-06 Geoff Keating <geoffk@cygnus.com>
4565 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return
4568 2000-09-06 Gabriel Dos Reis <gdr@codesourcery.com>
4570 * toplev.c (display_help): Fix thinko in documentation.
4572 * diagnostic.h (output_buffer::indent_skip): New fields.
4573 (output_indentation): New macro.
4575 * diagnostic.c (output_indent): New function.
4576 (output_set_prefix, clear_diagnostic_info): Use.
4577 (output_emit_prefix): Predict future indentation.
4579 2000-09-06 DJ Delorie <dj@redhat.com>
4581 * Makefile.in (stage_*): add more dependencies to ensure parallel
4582 builds build correctly
4584 2000-09-06 Manfred Hollstein <manfredh@redhat.com>
4586 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
4587 not bootstrap-lean_f.
4589 2000-09-06 Andreas Schwab <schwab@suse.de>
4591 * mklibgcc.in: Emit rule for libgcc-stage-start.
4592 * Makefile.in (stage1-start, stage2-start, stage3-start,
4593 stage4-start): Don't handle libgcc here, use libgcc.mk instead.
4595 2000-09-06 Bernd Schmidt <bernds@redhat.co.uk>
4597 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
4598 (update_equiv_regs): Likewise, except for the mn10200 kludge.
4599 (combine_regs): Likewise.
4601 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
4602 * cse.c: Include "basic-block.h".
4603 (struct table_elt): New field REGCOST.
4604 (CHEAP_REG): Delete macro.
4605 (COST): Return 0 for REGs.
4606 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
4607 (notreg_cost): Return 0 for appropriate SUBREGs.
4608 (COSTS_N_INSNS): Return N * 2.
4609 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
4611 (CHEAPER): Use new function preferrable.
4612 (insert): Initialize REGCOST member.
4613 (find_best_addr): Use approx_reg_cost for estimation of register
4615 (cse_insn): Likewise.
4616 * loop.c (iv_add_mult_cost): New function.
4617 (add_cost, shift_cost, mult_cost): Delete variables.
4618 (init_loop): Don't initialize add_cost; reduce copy_cost by half.
4619 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
4620 Make code that detects autoinc opportunities slightly less optimistic.
4621 (simplify_giv_expr): If expression contains other reg that is also a
4622 giv, only increment benefit if this is the only use of that reg.
4623 (consec_sets_giv): Take that change into account.
4624 (combine_givs): Slightly more verbose output.
4626 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
4627 not the cost of an equivalent shift.
4628 * sh-protos.h (addsubcosts): Declare.
4629 * sh.c (addsubcosts): New function.
4630 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
4631 (RTX_COSTS): Tweak. Use addsubcosts.
4632 (ADDRESS_COST): Return higher cost for reg+reg addressing.
4634 2000-09-06 Geoff Keating <geoffk@cygnus.com>
4636 * config/rs6000/rs6000.c (validate_condition_mode): New function.
4637 (branch_comparison_operator): Call validate_condition_mode to
4638 abort rather than returning 0.
4639 (branch_positive_comparison_operator): New function.
4640 (scc_comparison_operator): Call validate_condition_mode to abort
4641 rather than returning 0.
4642 (ccr_bit): Call validate_condition_mode. Update for
4644 (print_operand): Delete %C modifier. Update %E case
4645 to use EQ bit not SO bit.
4646 (rs6000_reverse_condition): New function.
4647 (rs6000_generate_compare): New function.
4648 (rs6000_emit_sCOND): New function.
4649 (rs6000_emit_cbranch): New function.
4650 (output_cbranch): The length of a long branch insn is
4651 now only 8 bytes. Add validate_condition_mode. Use
4652 rs6000_reverse_condition. Remove cror generation.
4654 * config/rs6000/rs6000.h: Update comments.
4655 (PREDICATE_CODES): Add new predicate. Update codes used
4656 by branch_comparison_operator and scc_comparison_operator.
4657 * config/rs6000/rs6000-protos.h: Add prototypes for
4658 new external functions.
4659 * config/rs6000/rs6000.md: Add new scheduling parameters
4660 for cr_logical instructions. Change length of branch
4662 (bCOND patterns): Call rs6000_emit_cbranch.
4663 (sCOND patterns): Call rs6000_emit_sCOND.
4664 (branch patterns): Change lengths to 4.
4665 (cr logical patterns): New.
4667 2000-09-06 Richard Henderson <rth@cygnus.com>
4669 * config/i386/i386.md (call_pop): Fix test for setting
4670 current_function_uses_pic_offset_table.
4671 (call, call_value_pop, call_value): Likewise.
4673 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
4675 * timevar.c (timevar_add): Delete.
4676 (timevar_get): Also count time since the selected timer was
4677 last updated. Do not examine the timevar stack if the
4678 selected timer is standalone.
4680 2000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4682 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
4684 2000-09-05 Jason Merrill <jason@redhat.com>
4686 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type
4687 for 'extern' arrays.
4689 2000-09-05 Richard Henderson <rth@cygnus.com>
4691 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
4692 Eliminate final copy from non-trapping case.
4693 (__divdf3, __divsf3): Likewise.
4695 2000-09-05 Richard Henderson <rth@cygnus.com>
4697 * config/ia64/ia64.md (mulhi3): Fix typo last change.
4698 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
4700 2000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net>
4702 * Makefile.in: Restructure bootstrap stages to allow clean
4703 restart after failure.
4705 2000-09-05 Richard Henderson <rth@cygnus.com>
4707 * config/ia64.md (movsi and movdi patterns): Allow moves from
4708 8-bit constants to AR registers.
4710 2000-09-05 Richard Henderson <rth@cygnus.com>
4712 * config/ia64/ia64.md (mulhi3): New.
4714 2000-09-05 Richard Henderson <rth@cygnus.com>
4716 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
4717 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
4718 Optimization Guide, minimum latency alternative.
4719 (__moddi3, __udivdi3, __umoddi3): Likewise.
4720 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
4722 2000-09-05 Bruce Korb <bkorb@gnu.org>
4724 * fixinc/fixincl.c (load_file): always read header files
4725 with sizes that are a multiple of the page size.
4726 & use libiberty's getpagesize for determining that.
4728 2000-09-05 Alexandre Oliva <aoliva@redhat.com>
4730 * gcse.c (hash_string_1): Add prototype.
4731 * cse.c (canon_hash_string): Likewise.
4733 2000-09-04 Craig Newell <CraigN@ieee.org>
4735 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
4737 2000-09-04 Andreas Schwab <schwab@suse.de>
4739 * Makefile.in (STAGESTUFF): Remove libgcc.
4740 (stage1-start, stage2-start, stage3-start): Copy the contents of
4741 the libgcc directory explicitly.
4742 (mostlyclean): Clean libgcc.
4744 2000-09-04 Andrew Haley <aph@redhat.com>
4746 * dwarf2out.c: (stack_adjust_offset): New prototype.
4748 Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz>
4750 * combine.c (make_extraction): Fix rtx_cost comparison to
4753 Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz>
4755 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
4756 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
4757 Add '*' to insn pattern name.
4759 2000-09-04 Jakub Jelinek <jakub@redhat.com>
4761 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
4762 use posn - 1 to index into tokens array.
4763 (maybe_paste_with_next): Adjust caller.
4765 2000-09-03 Geoff Keating <geoffk@cygnus.com>
4767 * invoke.texi: Document the -mvxworks option for rs6000 ELF.
4769 * config/rs6000/rs6000.h: Update various comments about XER_REGNO.
4770 (REGNO_REG_CLASS): Use symbolic register
4773 2000-09-03 Richard Earnshaw <rearnsha@arm.com>
4775 * arm.c (final_prescan_insn): If the form of a jump insn isn't
4776 recognized, don't try to conditionally execute it.
4778 Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru>
4780 * config/avr/avr.md ("*tablejump_lib"): New pattern.
4781 (call_value_insn): Right length claculation.
4782 (call_insn): Likewise.
4784 2000-09-02 Marek Michalkiewicz <marekm@linux.org.pl>
4786 * config/avr/avr-protos.h, config/avr/avr.c (unique_section,
4787 gas_output_limited_string, gas_output_ascii, output_movqi,
4788 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
4789 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
4790 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
4791 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
4792 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
4793 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
4794 Add "const" as needed to remove warnings.
4796 * config/avr/avr.c (avr_override_options, avr_init_once,
4797 function_prologue, function_epilogue, frame_pointer_required_p,
4798 class_likely_spilled_p, order_regs_for_local_alloc,
4799 avr_address_cost, avr_ret_register): Use K&R style arguments.
4800 (initial_elimination_offset, gas_output_limited_string):
4801 Remove ATTRIBUTE_UNUSED from the used arguments.
4802 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
4803 Use local variables src, dest, base to access operands[].
4804 Rename reg_dest to reg_src if that's what it is.
4805 (output_movhi, output_movsisf): Optimize loading 8-bit immediate
4806 constants to LD_REGS if reg_was_0.
4807 (output_reload_insisf): Change arg 3 to insn length and set it.
4808 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
4809 access to 16-bit I/O register pairs.
4810 (avr_address_cost): Lower cost for the above case.
4811 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
4812 may be clobbered, also for LD_REGS.
4813 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3
4816 * config/avr/avr.h (PTRDIFF_TYPE): Make signed.
4818 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
4819 macro to test_hard_reg_class function.
4820 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
4821 for loading immediate constants to LD_REGS.
4822 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
4825 Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl>
4827 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
4828 * config/avr/libgcc.S: Lost part of the previous patch.
4830 2000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca>
4832 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
4833 object before calling pthread_mutex_init.
4835 2000-09-02 Alexandre Oliva <aoliva@redhat.com>
4837 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
4838 config/sh/crtn.asm: New files.
4839 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
4840 (crt1.o, crti.o, crtn.o): New targets.
4841 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
4843 * configure: Rebuilt.
4844 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
4845 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
4846 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
4847 Undefine for config/elfos.h to redefine.
4848 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
4850 2000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
4852 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
4853 legitimize_pic_address, output_pic_addr_const): Declare.
4854 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
4855 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
4856 (TARGET_SWITCHES): New switch -mprefergot.
4857 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
4858 (PIC_OFFSET_TABLE_REGNUM): Define.
4859 (GOT_SYMBOL_TABLE): Likewise.
4860 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
4861 (ENCODE_SECTION_INFO): Define.
4862 (FINALIZE_PIC): New macros.
4863 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
4864 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
4865 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
4866 (prepare_move_operands): Call emit_pic_move or
4867 emit_pic_const_move if appropriate.
4868 (output_far_jump): For PIC, use braf and output long offset.
4869 (machine_dependent_reorg):
4870 (sh_expand_prologue): Save and initialize the PIC register.
4871 (sh_expand_epilogue): Restore it.
4872 (initial_elimination_offset): Account for it.
4873 (nonpic_symbol_mentioned_p): New function.
4874 (legitimize_pic_address): Likewise.
4875 (output_pic_addr_const): Likewise.
4876 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
4877 (call, call_value): Use them.
4878 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
4879 symPLT_label2reg): New expands.
4880 * invoke.texi (SH Options): Document -mprefergot.
4882 2000-09-01 Alexandre Oliva <aoliva@redhat.com>
4884 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
4885 * gcse.c (hash_string_1): New function.
4886 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
4887 (expr_equiv_p) <ASM_OPERANDS>: Likewise.
4888 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
4889 (canon_hash_string): New function.
4890 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
4891 (exp_equiv_p) <ASM_OPERANDS>: Likewise.
4892 (fold_rtx): Use ASM_OPERANDS accessor macros.
4893 * emit-rtl.c (copy_insn_1): Likewise.
4894 * integrate.c (copy_rtx_and_substitute): Likewise.
4895 * stmt.c (expand_asm_operands): Likewise. Give an
4896 ASM_OPERANDS rtx the mode of the output reg being set from it.
4898 2000-09-01 Fred Fish <fnf@be.com>
4900 * fix-header.c (write_rbrac): Add putc and getc to list of
4901 functions to protect against prior definition as a macro.
4903 2000-09-01 Joseph S. Myers <jsm28@cam.ac.uk>
4905 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
4906 (c_size_type_node): Define.
4907 * c-decl.c (init_decl_processing): Initialize c_size_type_node.
4908 * c-common.c (enum format_lengths, enum format_std_version,
4909 format_length_info, format_type_detail, BADLEN, NOLENGTHS,
4910 format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
4911 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
4912 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
4913 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
4914 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
4915 format_types): Define.
4916 (format_char_info, print_char_table, scan_char_table,
4917 time_char_table): Rearrange for new organization of information
4918 about format length modifiers and standard versions.
4919 (T_ST): Redefine to use c_size_type_node.
4920 (check_format_info): Obtain information about length modifiers and
4921 standard versions from tables. Adjust warning message wordings.
4922 Use the name from the user's program for `ll' and `hh' length
4923 modifiers in warning messages. Use more informative names for
4924 wanted types where available (for wchar_t, wint_t, size_t, signed
4925 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
4927 2000-09-01 Jim Wilson <wilson@cygnus.com>
4929 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
4930 * combine.c (distribute_notes): Handle REG_NORETURN.
4931 * rtl.c (reg_note_name): Add REG_NORETURN.
4932 * rtl.h (enum reg_note): Likewise.
4934 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
4936 * config/ia64/ia64.c (emit_safe_across_calls): Likewise.
4937 (rtx_needs_barrier): Handle unspec_volatile 8 and 9.
4938 (emit_predicate_relation_info): Handle conditional calls with
4940 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
4941 instead of ia64_file_start.
4942 * config/ia64/sysv4.h (ASM_FILE_START): Likewise.
4943 * config/ia64/ia64.md (safe_across_calls_all,
4944 save_across_calls_normal): New patterns.
4946 * loop.c (check_final_value): Check for biv use before checking for
4947 giv use. Check for both biv and giv uses. Always set last_giv_use
4948 if there is a giv use.
4950 2000-09-01 Richard Henderson <rth@cygnus.com>
4952 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
4953 (madddi3): Likewise.
4956 Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4958 * expr.c (clear_storage): Don't use emit_move_insn unless
4959 either BLKmode or proper size.
4960 (store_constructor): Don't call clear_storage if REG of wrong size.
4962 * flow.c (init_propagate_block_info): Don't mark frame dead at end
4963 of function if returns wiht stack pointer depressed.
4965 2000-09-01 Andrew Haley <aph@redhat.com>
4967 * dwarf2out.c (stack_adjust_offset): New function.
4968 (dwarf2out_stack_adjust): Break out stack adjust logic into
4969 new stack_adjust_offset function. Look inside parallels and
4970 sequences for stack adjustments.
4972 2000-08-31 Jeff Law <law@cygnus.com>
4974 * arm.md: Use no_new_pseudos to determine when it is safe
4975 to create new pseudo registers.
4977 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine
4978 when we can safely allocate new registers.
4980 2000-08-31 Geoffrey Keating <geoffk@cygnus.com>
4982 * stmt.c (expand_asm_operands): Twiddle generating_concat_p
4983 so that CONCATs are not generated for ASMs.
4984 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
4985 not generating_concat_p.
4986 * function.c (pop_function_context_from): Reset
4987 generating_concat_p.
4988 (prepare_function_start): Likewise.
4989 * rtl.c (generating_concat_p): Define.
4990 * rtl.h (generating_concat_p): Declare.
4991 * toplev.c (rest_of_compilation): No CONCATs after RTL generation.
4993 2000-08-22 Philipp Thomas <pthomas@suse.de>
4994 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp>
4996 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
4999 2000-08-30 Greg McGary <greg@mcgary.org>
5001 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
5002 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
5003 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
5005 2000-08-30 Greg McGary <greg@mcgary.org>
5007 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
5008 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
5009 (TREE_INT_CST): New macro.
5010 * varasm.c (const_hash, compare_constant_1, record_constant_1):
5011 Use new macro TREE_INT_CST.
5013 Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net>
5015 * contrib.texi: Add self.
5017 2000-08-30 Alexandre Oliva <aoliva@redhat.com>
5019 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
5020 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
5023 2000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5025 * fixinc/gnu-regex.c: Don't define `const'.
5027 Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5029 * expr.c (store_constructor): Allow variable bounds of array type.
5030 (expand_expr): Don't blow up if type is ERROR_MARK.
5031 * varasm.c (output_constructor): Don't access lower bound of array
5032 type unless need it if index is supplied (so it can be a variable
5033 if no index is supplied).
5034 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
5035 Other minor cleanups.
5037 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5039 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
5040 for compilations in stage 1 and subsequent stages, respectively.
5041 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
5042 * configure: Rebuilt.
5043 * x-vax, x-vax-gcc: Deleted.
5045 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5047 * c-common.c (declare_function_name): Use func_id_node,
5048 function_id_node, and pretty_function_id_node. Do not make
5049 __func__ visible at file scope.
5050 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
5051 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
5052 (function_id_node, pretty_function_id_node, func_id_node): New
5054 * c-decl.c (init_decl_processing): Initialize function_id_node,
5055 pretty_function_id_node, and func_id_node.
5056 (c_make_fname_decl): Correct comment.
5058 * tree.h (struct tree_identifier): Constify pointer member.
5060 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
5061 * c-pragma.h (struct weak_syms): Constify name and value members.
5062 (add_weak): Constify arguments.
5064 * calls.c (special_function_p): Constify a char *.
5065 (expand_call): Remove variable which is initialized and then
5067 * dependence.c (struct def_use, struct induction, struct subscript):
5068 Constify 'variable' member.
5069 (get_low_bound, have_induction_variable): Constify char * argument.
5070 (find_induction_variable): Add braces to avoid dangling else.
5071 (classify_dependence): Constify char * arrays.
5072 * profile.c (output_func_start_profiler): Constify a char *.
5073 * stor-layout.c (finalize_record_size): Constify a char *.
5074 * tree.c (is_attribute_p): Constify a char *.
5075 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
5077 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
5078 for comprehensibility. Do not call get_identifier if we did
5079 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
5080 create temporary string constants, not ggc_alloc_string. No
5081 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
5082 char * to hold IDENTIFIER_POINTERs.
5084 2000-08-29 Richard Henderson <rth@cygnus.com>
5086 * config/ia64/ia64.md (muldi3): Use grfr_register_operand
5089 2000-08-29 Richard Henderson <rth@cygnus.com>
5091 * reload.c (push_secondary_reload): Allow class == reload_class
5092 if we're using a reload_in/out pattern.
5094 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
5095 the half that does not conflict with the reload register.
5096 (reload_outti): Likewise.
5098 2000-08-29 Kazu Hirata <kazu@hxi.com>
5100 * reload.c: Fix formatting.
5102 * stmt.c: Fix formatting.
5104 * gcc.c: Fix formatting.
5106 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5108 * flags.h (time_report, mem_report): New global flags.
5109 * toplev.c: Define time_report and mem_report.
5110 (f_options): Add -ftime-report and -fmem-report.
5111 (compile_file): Turn on time_report if quiet_flag is off.
5112 Call ggc_print_statistics at very end if mem_report is on.
5113 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
5115 * ggc-common.c (ggc_print_statistics): Rename to
5116 ggc_print_common_statistics; all callers changed. Scale
5117 quantities above 10K to kilobytes and above 10M to megabytes.
5118 * ggc-page.c (ggc_page_print_statistics): Rename to
5119 ggc_print_statistics. Report memory consumed by internal data
5120 structures for each allocation bucket. Scale quantities above
5121 10K to kilobytes and above 10M to megabytes.
5122 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
5123 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
5124 Define tally_leaves always.
5125 (ggc_print_statistics): New function.
5126 * ggc.h: Adjust for renamed functions.
5128 Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru>
5130 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
5131 output_movsisf instead of which_alternative.
5133 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
5135 Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl>
5137 * config/avr/avr-protos.h: (avr_output_ascii) Removed.
5138 (avr_progmem_p): New prototype.
5139 (output_movsisf): Prototype declaration changed.
5140 (output_movqi): New prototype.
5141 (output_movhi): New prototype.
5142 (call_insn_operand): Likewise.
5143 (final_prescan_insn): Likewise.
5144 (avr_simplify_comparision_p): Likewise.
5145 (avr_normalize_condition): Likewise.
5146 (compare_eq_p): Likewise.
5147 (out_shift_with_cnt): Likewise.
5148 (const_int_pow2_p): Likewise.
5149 (output_reload_inhi): Prototype declaration changed.
5151 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
5152 (ldi_reg_rtx): New. rtx for r31.
5153 (avr_init_stack): Initialize as "__stack".
5154 (function_prologue): Use it.
5155 Replace all TARGET_ENHANCED with AVR_ENHANCED.
5156 (avr_mcu_name): Initialize as "avr2".
5157 (avr_enhanced_p, avr_mega_p): New variables.
5158 (mcu_types, avr_override_options): Handle all known MCU types.
5159 Also handle avr1 (only preprocess, assemble and link).
5160 (print_operand): Using of `%K' in output template removed.
5161 (out_movqi_r_mr): Optimized.
5162 (out_movhi_r_mr): Likewise.
5163 (output_movqi): New function.
5164 (output_movhi): Likewise.
5165 (out_movsi_r_mr): Optimized.
5166 (output_movsisf): Compute insn length for `adjust_insn_length'
5167 (out_movqi_mr_r): Optimized.
5168 (out_movhi_mr_r): Optimized.
5169 (adjust_insn_length): Use output_movsisf, output_movqi,
5170 output_movhi for insn length adjusting.
5171 (reg_unused_after): Use dead_or_set_p.
5172 (preferred_reload_class): Now havn't any restriction.
5173 (reg_was_0): New function.
5174 (io_address_p): Likewise.
5175 (const_int_pow2_p): Likewise.
5176 (output_reload_inhi): Likewise.
5177 (output_reload_insisf): Likewise.
5179 * config/avr/avr.h (MULTILIB_DEFAULTS): Define.
5180 (LIB_SPEC): Use -lc for all supported devices.
5181 (LIBGCC_SPEC): Use -lgcc for all supported devices.
5182 (AVR_MEGA): Define as avr_mega_p.
5183 (AVR_ENHANCED): New, define as avr_enhanced_p.
5184 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
5185 (CPP_SPEC, LINK_SPEC): Handle all known MCU types.
5186 (CRT_BINUTILS_SPECS): Handle all known MCU types.
5187 Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
5188 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
5189 (ASM_SPEC): Pass -mmcu=... to the assembler.
5190 Change all -DAVR_* to -D__AVR_*__.
5191 (INIT_TARGET_OPTABS), config/avr/libgcc.S:
5192 Rename library functions to start with two underscores.
5193 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
5195 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
5196 (SUPPORTS_WEAK): Likewise.
5197 (LDI_REG_REGNO): New. Register r31 will be used as temporary
5198 register for loading constants to r0-r14.
5200 * config/avr/avr.md: Replace all TARGET_ENHANCED with
5202 (*mov_r_sp): Removed. Handled by output_movhi.
5203 (*mov_sp_r): Likewise.
5204 (*mov_sp_r_no_interrupts): Likewise
5205 (*mov_sp_r_tiny): Likewise.
5206 (*movqi): Use output_movqi.
5207 (*reload_inqi): New.
5208 (*movhi): Use output_movhi.
5209 (*reload_inhi): New.
5210 (*negsi2): Optimized.
5211 (*negsf2): Likewise.
5212 Added peepholes (define_peephole2) for loading constants to r0-r14
5213 and for using `cpse' command.
5215 * config/avr/libgcc.S: Rename library functions to start with two
5217 Add support for enhanced core.
5218 (_moqhi3): Fix typo, now _modqi3.
5219 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
5220 (__prologue_saves__): Remove test for stack adjust by 0.
5221 (__tablejump__): New.
5223 * config/avr/t-avr: Build libgcc2 with -mcall-prologues.
5224 Add multilib support.
5226 Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com)
5228 * loop.c (prescan_loop): Don't check unknown_address_altered
5229 when deciding if insert_loop_mem is safe. Add BLKmode MEMs
5230 to loop_store_mems as necessary.
5231 (loop_invariant_p): Don't check unknown_address_altered
5232 or unknown_constant_address_altered.
5234 2000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5236 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
5238 2000-08-29 Zack Weinberg <zack@wolery.cumb.org>
5240 * cpperror.c (print_file_and_line): If line is (unsigned int)-1,
5241 print just the filename.
5242 * cpplex.c (_cpp_run_directive): Add additional argument, the
5243 name to give the synthetic buffer. This defaults to
5244 translated "<command line>".
5245 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
5247 (_cpp_define_builtin): New function.
5248 * cppinit.c (initialize_builtins): Use _cpp_define_builtin.
5249 * cpphash.h: Update prototypes.
5251 * tradcpp.c (main): Process -D and -U simultaneously, in the
5252 order they appeared on the command line.
5254 2000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5256 * c-decl.c (define_label): Call warning_with_file_and_line and
5257 error_with_file_and_line instead of plain warning or error.
5259 * c-parse.in (label): Use save_filename/save_lineno to ensure
5260 correct values for calls to define_label.
5262 2000-08-29 Mark Mitchell <mark@codesourcery.com>
5264 * calls.c (expand_call): Don't create a VAR_DECL just to throw it
5266 * expr.c (expand_expr, case TARGET_EXPR): Don't call
5268 * tree.h (get_file_function_name): Remove two duplicate
5271 2000-08-28 Kazu Hirata <kazu@hxi.com>
5273 * tree.c: Fix formatting.
5275 * xcoffout.c: Fix formatting.
5277 2000-08-28 Jason Merrill <jason@redhat.com>
5279 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
5281 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5283 * dwarf2out.c (dwarf2out_finish): Don't bother calling
5284 break_out_includes if it won't do anything.
5286 2000-08-28 Richard Henderson <rth@cygnus.com>
5288 * reload.c (push_secondary_reload): Revert 2000-08-16 change.
5289 (find_reloads): Likewise.
5290 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
5291 (reload_inhi): Likewise.
5293 2000-08-28 Richard Henderson <rth@cygnus.com>
5295 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
5296 (call_insn_operand): Don't expect a surrounding mem.
5297 (constant_call_address_operand): Likewise.
5298 * config/i386/i386.h (PREDICATE_CODES): Update.
5299 * config/i386/i386.md (call patterns): Move the match_operand
5300 for the call destination inside the mem.
5302 2000-08-28 Richard Henderson <rth@cygnus.com>
5304 * local-alloc.c (requires_inout): Don't use reserved range for
5305 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
5306 * recog.c (asm_operand_ok): Likewise.
5307 (preprocess_constraints, constrain_operands): Likewise.
5308 * regclass.c (record_reg_classes): Likewise.
5309 * reload.c (find_reloads): Likewise.
5310 * reload1.c (maybe_fix_stack_asms): Likewise.
5311 (reload_cse_simplify_operands): Likewise.
5312 * stmt.c (expand_asm_operands): Likewise.
5314 * md.texi: Update constraints documentation.
5315 * tm.texi (EXTRA_CONSTRAINT): Update.
5317 2000-08-28 Daniel Berlin <dberlin@redhat.com>
5319 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
5320 (print_die): If we don't know the offset of the
5321 target die, try the symbol. Add a trailing newline.
5322 (reverse_all_dies): New fn.
5323 (dwarf2out_finish): Call it.
5324 (break_out_includes): Reorganize for clarity.
5325 (add_sibling_attributes): Don't call reverse_die_lists.
5326 (output_comp_unit): Rename from output_comdat_comp_unit. Use for
5328 * flags.h: Add flag_eliminate_dwarf2_dups.
5329 * toplev.c (f_options): Support -feliminate-dwarf2-dups.
5331 2000-08-28 Jason Merrill <jason@redhat.com>
5333 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
5334 * dwarf2out.c: #include "md5.h".
5335 (DIE_LABEL_PREFIX): New macro.
5336 (dw_val_struct): Add 'external' flag to val_die_ref.
5337 (add_AT_die_ref, AT_ref): Adjust.
5338 (AT_ref_external, set_AT_ref_external): New fns.
5339 (build_abbrev_table): Call set_AT_ref_external.
5340 (value_format): Call AT_ref_external.
5341 (die_struct): Add die_symbol field.
5342 (new_die): Clear it.
5343 (dwarf_tag_name): Handle BINCL/EINCL.
5344 (dwarf2out_start_source_file): Add BINCL DIE.
5345 (dwarf2out_end_source_file): Add EINCL DIE.
5346 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
5347 (loc_checksum, attr_checksum, die_checksum): New fns.
5348 (is_type_die, is_comdat_die, is_symbol_die): New fns.
5349 (compute_section_prefix, assign_symbol_names): New fns.
5350 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
5351 (output_die): Call output_die_symbol and AT_ref_external.
5352 (output_comdat_comp_unit): New fn, split out from...
5353 (dwarf2out_finish): ...here. Also call add_sibling_attributes for
5355 (output_pubnames, output_aranges): Abort if we see entries from
5357 * toplev.h: Declare file_name_nondirectory.
5358 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
5359 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
5360 (debug_start_source_file): Call dwarf2out_start_source_file
5361 regardless of debug verbosity.
5362 (debug_end_source_file): Similarly.
5363 * tree.h: Declare clean_symbol_name.
5364 * tree.c (clean_symbol_name): Split out from...
5365 (get_file_function_name_long): ...here.
5367 * dwarf2out.c (new_loc_descr): Use calloc.
5368 (splice_child_die): Remove the die from the right parent.
5369 (gen_struct_or_union_die): Don't add AT_name to a specification DIE.
5371 Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5373 * toplev.c (decode_g_option): Don't give warning for unknown -g
5374 option; return 0 instead.
5375 (main): If -g option is not recognized by front end or
5376 language-independent code, give warning.
5378 2000-08-28 Greg McGary <greg@mcgary.org>
5380 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
5381 * config/i386/i386.c (ix86_expand_compare): Remove `static'.
5382 * config/i386/i386.md (trap, conditional_trap): New insn & expand.
5384 2000-08-27 Greg McGary <greg@mcgary.org>
5386 * cpplex.c (parse_string): Don't look for backslash
5387 before first char in `namebuf'.
5388 * loop.c (strength_reduce): Skip NOTEs.
5390 2000-08-27 Jason Merrill <jason@redhat.com>
5392 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
5393 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
5394 TREE_ASM_WRITTEN, either.
5395 (finish_decl): Adjust.
5397 2000-08-28 Philipp Thomas <pthomas@suse.de>
5399 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
5400 they have been incorporated into the gettext CVS. Change the text to
5401 reflect the current status of NLS. Add instructions for accessing
5402 the gettext CVS and add the patch from Martin v. Loewis.
5404 2000-08-27 Geoff Keating <geoffk@cygnus.com>
5406 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
5407 by using gen_lowpart_common.
5408 (movdi_internal64+6): Likewise.
5410 2000-08-26 Alexandre Oliva <aoliva@redhat.com>
5412 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
5415 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
5416 numbers to the ranges used by GDB.
5418 2000-08-25 Richard Henderson <rth@cygnus.com>
5420 * config/ia64/ia64.h (struct machine_function): Add n_varargs.
5421 * config/ia64/ia64.c (ia64_compute_frame_size): Use it.
5422 (ia64_expand_prologue): Likewise.
5423 (ia64_setup_incoming_varargs): Set it. Properly skip the current
5424 argument for stdargs.
5426 2000-08-25 Jason Merrill <jason@redhat.com>
5428 * integrate.c (expand_inline_function): Pull out the original decl.
5430 2000-08-25 Jim Wilson <wilson@cygnus.com>
5432 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
5434 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
5436 2000-08-25 Greg McGary <greg@mcgary.org>
5438 * flow.c (dump_edge_info): Use ARRAY_SIZE.
5439 * config/alpha/alpha.c (alpha_expand_block_move): Likewise.
5441 2000-08-25 Richard Earnshaw <rearnsha@arm.com>
5443 * arm.h (STRUCT_VALUE): Define to 0, not NULL.
5445 Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com)
5447 * i386.c (ix86_find_base_term): New.
5448 * i386-protos.h (ix86_find_base_term): Prototype.
5449 * i386.h (FIND_BASE_TERM): Define.
5450 * alias.c (find_base_term): Use it.
5451 * tm.texi (FIND_BASE_TERM): Document it.
5453 * alias.c (true_dependence, write_dependence_p): Unchanging
5454 memory can't conflict with non-unchanging memory.
5456 * alias.c (memrefs_conflict_p): A BLKmode reference
5457 to a symbol (or CONST_INT address) always conflicts
5458 with a reference to another symbol.
5460 2000-08-25 Joseph S. Myers <jsm28@cam.ac.uk>
5462 * c-common.c (time_char_table): Don't allow width and flags with
5465 2000-08-25 Jakub Jelinek <jakub@redhat.com>
5467 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
5468 way as LT and LTU when the second operand has 0 in low word.
5470 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5472 * basic-block.h (struct loop): Rename `exits' field to
5473 `exit_edges'. Add `entry_edges' and `num_entries' fields.
5475 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
5476 (flow_loop_entry_edges_find): Add.
5477 (flow_edge_list_print): Rename from flow_exits_print.
5478 (flow_loops_find): Call flow_loop_entry_edges_find.
5479 (flow_loop_dump): Dump entry_edges list.
5480 (flow_loops_free): Free entry_edges.
5482 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5484 * loop.c (loop_dump_aux, debug_loop): New functions.
5485 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
5487 * flow.c (flow_loops_dump): Add callback parameter.
5488 (flow_loop_dump): Add callback parameter and call it. Move
5489 loop note debugging code to loop_dump_aux.
5491 * basic-block.h (flow_loop_dump): Add callback parameter
5492 (flow_loops_dump): Likewise.
5494 * toplev.c (rest_of_compilation): Add NULL callback function pointer
5495 to call to flow_loops_dump.
5497 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5499 * loop.c (count_loop_regs_set): Replace start and end arguments
5500 with loop argument. All callers udated.
5502 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5504 * loop.c (constant_high_bytes): Delete.
5506 2000-08-26 Michael Hayes <mhayes@cygnus.com>
5508 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
5509 and NOTE_INSN_LOOP_VTOP to...
5510 (find_and_verify_loops) ...here.
5512 Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com>
5514 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
5515 (fini_dummy, init_dummy): Use it.
5517 Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net>
5519 * cpplex.c (is_macro_disabled): Caller has already checked
5520 that we're not a preprocessed file.
5522 2000-08-24 Mark Mitchell <mark@codesourcery.com>
5524 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
5525 (c-iterate.o): Remove target.
5526 * gcc/c-common.h (enum rid): Remove RID_ITERATOR.
5527 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
5528 (finish_decl): Don't handle iterators.
5529 (grokdeclarator): Likewise.
5530 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
5531 * gcc/c-gperf.h: Regenerated.
5532 * gcc/c-iterate.c: Removed.
5533 * gcc/c-lex.c (init_lex): Don't handle iterators.
5534 * gcc/c-parse.in (primary): Remove pop_iterator_stack call.
5535 (compstmt_primary_start): Remove push_iterator_stack call.
5536 (stmt): Don't allow iterator statements. Replace iterator_expand
5537 with expand_expr_stmt.
5538 (all_iter_stmt): Remove.
5539 (all_iter_stmt_simple): Likewise.
5540 (all_iter_stmt_with_decl): Likewise.
5541 * gcc/c-tree.h (ITERATOR_P): Remove.
5542 (ITERATOR_BOUND_P): Likewise.
5543 (init_iterators): Remove declaration.
5544 (iterator_expand): Likewise.
5545 (iterator_for_loop_start): Likewise.
5546 (iterator_for_loop_end): Likewise.
5547 (iterator_for_loop_record): Likewise.
5548 (push_iterator_stack): Likewise.
5549 (pop_iterator_stack): Likewise.
5550 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
5551 (readonly_warning): Likewise.
5552 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
5554 2000-08-24 Jim Wilson <wilson@cygnus.com>
5556 * c-common.c (decl_attributes, case A_ALIGN): Revert last change.
5557 Copy type in a TYPE_DECL, just like pushdecl does.
5559 2000-08-24 Richard Henderson <rth@cygnus.com>
5561 * toplev.c (main): Enable flag_reorder_blocks at -O2.
5563 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
5565 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
5566 asked for one page, allocate GGC_QUIRE_SIZE of them and put
5567 the extras on the free list.
5568 (release_pages): Clean up.
5569 (ggc_set_mark): Don't adjust G.allocated here...
5570 (sweep_pages): ... do it here.
5572 2000-08-24 Zack Weinberg <zack@wolery.cumb.org>
5574 * cppfiles.c (read_include_file): Rearrange initializations.
5576 2000-08-24 Richard Henderson <rth@cygnus.com>
5578 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
5580 * config/ia64/ia64-protos.h: Update.
5581 * config/ia64/ia64.c (gr_register_operand): New.
5582 (fr_register_operand, grfr_register_operand): New.
5583 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
5584 (grfr_reg_or_8bit_operand): New.
5585 (gr_reg_or_0_operand): Rename from reg_or_0_operand and
5586 use gr_register_operand.
5587 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
5588 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
5589 (gr_reg_or_8bit_and_adjusted_operand): Likewise.
5590 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
5591 (fr_reg_or_fp01_operand): Likewise.
5592 (not_postinc_memory_operand): New.
5593 (ia64_split_timode): Remove unused variables.
5594 (rtx_needs_barrier): Check arguments to cmpxchg.
5595 (builtin_description): Remove.
5596 (bdesc_2argsi, bdesc_2argdi): Remove.
5597 (ia64_init_builtins): Declare all builtins directly.
5598 (ia64_expand_fetch_and_op): Rewrite to be called from
5599 ia64_expand_builtin directly. Use expand_binop and co.
5600 (ia64_expand_op_and_fetch): Likewise.
5601 (ia64_expand_compare_and_swap): Likewise.
5602 (ia64_expand_binop_builtin): Remove.
5603 (ia64_expand_lock_test_and_set): New.
5604 (ia64_expand_lock_release): New.
5605 (ia64_expand_builtin): Use them.
5606 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
5607 (EXTRA_CONSTRAINT): Use it.
5608 (PREDICATE_CODES): Update.
5609 * config/ia64/ia64.md (*): Use gr_register_operand and co.
5610 (mf): Indicate that we set memory as well as use it.
5611 (fetchadd_acq_si): Show memory being modified as well.
5612 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
5613 (val_compare_and_swap_si, val_compare_and_swap_di): Remove.
5614 (lock_test_and_set_si, lock_test_and_set_di): Remove.
5615 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
5616 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
5617 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
5618 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
5619 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
5620 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
5621 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
5622 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
5623 * config/ia64/ia64intrin.h (*): Cast result to the appropriate
5624 return type. Pretty print definitions.
5626 2000-08-24 Jim Wilson <wilson@cygnus.com>
5628 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
5629 we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
5631 2000-08-24 Jason Merrill <jason@redhat.com>
5633 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
5634 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
5635 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
5636 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
5638 2000-08-24 Greg McGary <greg@mcgary.org>
5640 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
5641 and extendtab within their proper array boundaries.
5642 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
5643 for the entire array.
5645 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
5646 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
5647 * config/avr/avr.c (order_regs_for_local_alloc): Likewise.
5648 * config/fr30/fr30.c (fr30_print_operand): Likewise.
5649 * config/i386/dgux.c (output_options): Likewise.
5650 * config/i386/dgux.h (ASM_FILE_START): Likewise.
5651 * config/m88k/m88k.c (output_options): Likewise.
5652 * config/m88k/m88k.h (ASM_FILE_START): Likewise.
5653 * config/mcore/mcore.c (mcore_output_inline_const_forced,
5654 layout_mcore_frame, handle_structs_in_regs): Likewise.
5655 * config/mips/mips.c (output_block_move): Likewise.
5656 * config/rs6000/rs6000.c (rs6000_override_options,
5657 rs6000_file_start): Likewise.
5658 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
5659 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
5660 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
5661 * builtins.c (expand_builtin_setjmp): Likewise.
5662 * expr.c (safe_from_p): Likewise.
5663 * flow.c (life_analysis): Likewise.
5664 * fold-const.c (size_int_type_wide): Likewise.
5665 * gcc.c (translate_options, init_spec, set_spec, main): Likewise.
5666 * genattrtab.c (make_length_attrs): Likewise.
5667 * genopinit.c (gen_insn): Likewise.
5668 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
5669 * global.c (global_alloc): Likewise.
5670 * local-alloc.c (find_free_reg): Likewise.
5671 * mips-tdump.c (print_symbol): Likewise.
5672 * mips-tfile.c (parse_def, parse_input): Likewise.
5673 * reload1.c (NUM_ELIMINABLE_REGS): Likewise.
5674 * stmt.c (expand_nl_goto_receiver): Likewise.
5675 * stor-layout.c (set_sizetype): Likewise.
5676 * varasm.c (decode_reg_name): Likewise.
5677 * toplev.c (decode_f_option, decode_W_option,
5678 set_target_switch, print_switch_values): Likewise.
5679 (NUM_ELEM): Remove macro.
5680 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/
5682 2000-08-24 Greg McGary <greg@mcgary.org>
5684 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
5685 (MAIN_NAME_P, main_identifier_node): New macros.
5686 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
5687 * c-decl.c (start_decl, grokdeclarator, start_function,
5688 store_parm_decls, finish_function): Use MAIN_NAME_P.
5689 * config/avr/avr.c (function_prologue, function_epilogue): Likewise.
5690 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
5691 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
5692 * config/pdp11/pdp11.c (output_function_prologue): Likewise.
5694 2000-08-24 Greg McGary <greg@mcgary.org>
5696 * cppfiles.c (actual_directory): Don't write beyond `dir'
5697 when it contains "".
5698 * real.c (asctoeg): Stay within bounds of etens[][].
5700 2000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5702 * dependence.c (dependence_string, direction_string,
5703 dump_one_node, dump_node_dependence): Hide unused identifiers.
5704 (get_low_bound, normalize_coefficients): Match definition to
5706 (get_one_coefficient): Initialize variables `value0_is_idx' and
5708 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
5709 (ziv_test): Delete variable `idx', use parameter `sub' instead.
5710 (direction_merge): Avoid automatic aggregate initialization.
5711 (have_dependence_p): Use `src' not `dest' to set `src_idx'.
5712 Initialize variables `dest_idx' and `src_idx'.
5713 (end_dependence_analysis): Avoid C89 style function definition.
5715 2000-08-24 Joseph S. Myers <jsm28@cam.ac.uk>
5717 * c-common.c (time_char_table): Don't allow width with %F.
5718 (check_format_info): Don't allow "Z" length with scanf.
5720 2000-08-24 Gabriel Dos Reis <gdr@codesourcery.com>
5722 * diagnostic.c (finish_diagnostic): Define.
5723 (output_do_printf): Use wrap_text instead of output_add_string.
5724 (default_print_error_function): Avoid embedded '\n'.
5726 * diagnostic.h (flush_diagnostic_buffer): Declare.
5728 2000-08-23 Alexandre Oliva <aoliva@redhat.com>
5730 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
5732 2000-08-23 Hans-Peter Nilsson <hp@axis.com>
5734 * Makefile.in (GCC_PASSES): Add specs.
5736 2000-08-23 Jim Wilson <wilson@cygnus.com>
5738 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
5739 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither
5740 EHANDLER nor UHANDLER bit is set.
5741 (__get_except_table): Likewise.
5743 2000-08-23 Nick Clifton <nickc@redhat.com>
5745 * config/arm/lib1funcs.asm: Replace upper case condition codes
5746 with lower case versions.
5748 * config/arm/arm.h (STRUCT_VALUE): Define.
5749 (STRUCT_VALUE_REGNUM): Delete.
5751 2000-08-23 Zack Weinberg <zack@wolery.cumb.org>
5753 * cpphash.h (IN_I): New flag for directive table.
5754 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
5756 (_cpp_check_directive): If -fpreprocessed, execute directives
5757 marked with IN_I. Issue no warnings in this case.
5758 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
5760 2000-08-23 Joseph S. Myers <jsm28@cam.ac.uk>
5762 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and
5764 (check_format_info): Support printf 'I' flag; warn about it with
5767 2000-08-23 Richard Earnshaw (rearnsha@arm.com)
5769 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment
5770 barrier can't be ignored by the alias analysis code.
5772 2000-08-12 Eli Zaretskii <eliz@is.elta.co.il>
5774 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
5775 works inside fixincl.
5777 Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com>
5779 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
5780 simplify_relational_operation() unless both operands are of
5782 * cse.c (fold_rtx): Likewise.
5784 Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com)
5786 * rtlanal.c (rtx_unstable_p): The pic register is stable
5787 (within one function) and the actual rtx should be used
5788 when checking the registers.
5789 (rtx_addr_can_trap_p): Pic memory addresses can't trap.
5791 * alias.c (true_dependence, write_dependence_p): Fix
5792 bug in previous patch.
5794 * i386.c (ix86_GOT_alias_set): New.
5795 (legitimize_pic_address): Use it.
5797 * rtlanal.c (rtx_unstable_p): An unchanging MEM is
5798 only stable if its address is stable.
5799 (rtx_varies_p): An unchanging MEM can't vary if
5800 its address doesn't vary.
5802 2000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5804 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
5806 2000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca>
5808 * vax.h (ASM_SPEC): Pass `-J' to assembler.
5809 * x-vax-gcc: New file for bootstrapping with gcc.
5810 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
5811 * configure.in: Use x-vax-gcc with gcc.
5812 * configure: Rebuilt.
5814 Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5816 * toplev.c (rest_of_compilation): Rebuild label notes after
5817 post-reload splitting pass if new labels have been created.
5819 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
5821 * diagnostic.h (output_buffer_state): New macro.
5822 * diagnostic.c (diagnostic_for_decl, sorry,
5823 default_print_error_function, output_do_verbatim,
5824 report_diagnostic, report_problematic_module): Use it.
5826 (output_format): Use wrap_text instead of maybe_wrap_text.
5828 2000-08-22 Nick Clifton <nickc@redhat.com>
5830 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
5831 Common code for ARM divide and modulus functions.
5832 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
5834 (FUNC_END): New macro: Common code at the end of the division and
5836 (THUMB_FUNCTION_START): New macro: Common code at the start of
5838 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
5840 Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5842 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
5844 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to
5845 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
5848 2000-08-22 Nick Clifton <nickc@redhat.com>
5850 * config/arm/lib1funcs.asm (__umodsi3): Before performing any
5851 restorative additions, test for bottom bits of IP being set,
5852 rather than relying upon the RORs not matching.
5855 2000-08-22 David Edelsohn <edelsohn@gnu.org>
5857 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
5858 text_section() as appropriate instead of emitting text csect
5860 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
5861 (UNIQUE_SECTION): Define macro.
5862 (ASM_OUTPUT_SECTION_NAME): Define macro.
5863 * rs6000.c (rs6000_override_options): Disable -ffunction-sections
5864 on AIX if debugging and -fdata-sections always.
5866 2000-08-22 Steven King <sxking@uswest.net>
5868 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
5870 (LDBL_MAX): Same here.
5872 2000-08-22 Richard Henderson <rth@cygnus.com>
5874 * flow.c (tidy_fallthru_edge): Update b->end properly.
5876 2000-08-22 Stan Cox <scox@redhat.com>
5878 * Makefile.in (OBJS): Add dependence.o.
5879 * dependence.c: New file.
5881 2000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca>
5883 * calls.c (check_sibcall_argument_overlap_1): Adjust for
5885 (check_sibcall_argument_overlap): Likewise.
5887 2000-08-22 Alexandre Oliva <aoliva@redhat.com>
5889 * invoke.texi (SH Options): Document -m4-nofpu,
5890 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
5891 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
5893 2000-08-22 Joseph S. Myers <jsm28@cam.ac.uk>
5895 * c-common.c (check_format_info): Give the 'some locales' warning
5896 for strftime %Ey rather than the unconditional 'only last 2 digits
5899 2000-08-22 Richard Henderson <rth@cygnus.com>
5901 * alias.c (init_alias_analysis): Do not register
5902 struct_value_incoming_rtx or static_chain_rtx as pointing
5905 Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com)
5907 * protoize.c (munge_compile_params): Fix typo and formatting buglets.
5909 2000-08-22 Gabriel Dos Reis <gdr@codesourcery.com>
5911 * diagnostic.h (report_problematic_module): Declare.
5912 * diagnostic.c (report_problematic_module): New function.
5913 (report_error_function): Tweak.
5915 Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5917 * stmt.c (expand_goto_internal, fixup_gotos): Only check
5918 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
5920 2000-08-21 Richard Henderson <rth@cygnus.com>
5922 * flow.c (calculate_global_regs_live): Mark frame pointer live
5923 everywhere before reload.
5925 2000-08-21 Jim Wilson <wilson@cygnus.com>
5927 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
5928 INTEL_EXTENDED_IEEE_FORMAT.
5929 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
5930 clear last two bytes of output FP value.
5932 2000-08-21 Graham Stott <grahams@cygnus.co.uk>
5934 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
5936 2000-08-21 Jakub Jelinek <jakub@redhat.com>
5938 * unroll.c (loop_find_equiv_value): If ret is modified between
5939 insn and loop_start, ret might not be equivalent to reg.
5941 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
5943 * c-common.c (init_dollar_format_checking,
5944 maybe_read_dollar_number, finish_dollar_format_checking): New
5946 (dollar_arguments_used, dollar_arguments_count,
5947 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
5949 (check_format_info): Support $ formats for scanf and printf width
5950 and precision. Always increment format_chars to advance past the
5951 '*' of precision, not just when the format parameters are
5954 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5956 * mips.c (block_move_loop, expand_block_move,
5957 function_arg_partial_nregs, save_restore_insns, function_prologue,
5958 mips_expand_prologue, RA_MASK): Avoid using the `U' integer
5960 (function_arg_advance, function_arg): Match argument to format
5963 2000-08-21 Nix <nix@esperi.demon.co.uk>
5965 * gcc.c (do_spec_1): Implement %j spec flag.
5966 Remove dead comment.
5968 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
5969 * system.h (HOST_BIT_BUCKET): Default to "/dev/null".
5970 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
5971 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
5973 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
5974 writable) instead of hardcoded value.
5976 * toplev.c (compile_file): Output to a file even if -fsyntax-only.
5978 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
5981 * gcc.c (cc1_options): Do not process -o or run the assembler if
5983 * objc/lang-spec.h: Likewise.
5985 2000-08-21 Eli Zaretskii <eliz@is.elta.co.il>
5987 * fixinc/fixincl.c (fix_with_system): Pipe the output of
5988 "external" fixes through `cat', to avoid truncating the input
5989 file by redirection.
5991 2000-08-21 Jakub Jelinek <jakub@redhat.com>
5993 * config/i386/i386.md (lea_general_1): Copy insn condition to split
5995 (lea_general_2, lea_general_3): Likewise.
5997 2000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5999 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
6000 warnings to user code.
6002 * c-lex.c (readescape, yylex): Likewise.
6004 * c-typeck.c (store_init_value, process_init_element): Likewise
6005 (c_expand_start_case): Format.
6007 2000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
6009 * mips/linux.h (LINK_SPEC): Use %(endian_spec).
6011 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
6012 and linker_endian_spec to endian_spec.
6013 (ENDIAN_SPEC): Add %{EB} and %{EL}.
6014 (LINK_SPEC): Remove %{EB} and %{EL}.
6015 (ASM_SPEC): Likewise. Use %(endian_spec).
6017 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6019 * c-tree.h (flag_hosted): Move declaration from here...
6020 * c-common.h (flag_hosted): ... to here.
6021 (flag_noniso_default_format_attributes): New declaration.
6022 * c-decl.c (flag_noniso_default_format_attributes): New variable.
6023 (c_decode_option): Set it appropriately for options choosing
6024 language standard variant.
6025 * c-common.c (init_function_format_info): Only provide default
6026 format attributes if flag_hosted. Only provide the gettext
6027 formats if flag_noniso_default_format_attributes. Update
6029 (check_format_info): Disable treatment of %a as a scanf flag in
6032 2000-08-21 Joseph S. Myers <jsm28@cam.ac.uk>
6034 * c-common.c (scan_char_table): Add 'w' to flags for all formats
6036 (check_format_info): Set 'wide' for scanf format widths. Warn for
6037 a zero scanf width. Make the check for writing into a constant
6038 object at the first level of indirection; at later levels, warn if
6039 any type qualifiers are encountered.
6041 Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com)
6043 * reload.c (reload_inner_reg_of_subreg): New function broken out of
6045 (push_reload): Use reload_inner_reg_of_subreg.
6046 (combine_reloads): Do not combine reloads if the input reload
6047 is a SUBREG in which the inner part will need reloading.
6049 * global.c (global_alloc): Avoid passing dumpfile argument to
6051 * toplev.c (rest_of_compilation): Likewise.
6052 * reload.h (reload): Remove dumpfile argument. Callers changed.
6053 (debug_reload, debug_reload_to_stream): Move prototypes here.
6054 * rtl.h (reload): Remove dumpfile argument.
6055 * reload.c (debug_reload): Remove prototype.
6056 (debug_reload_to_stream): Likewise.
6057 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
6060 2000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
6062 * diagnostic.c (context_as_prefix): Export.
6063 (need_error_newline): Remove.
6064 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
6065 (error_module_changed, record_last_error_module,
6066 error_function_changed, record_last_error_function): New functions.
6067 (initialize_diagnostics): Default intialize
6068 lang_diagnostic_starter, lang_diagnostic_finalizer.
6069 (init_output_buffer): Tweak.
6070 (file_name_as_prefix): New function.
6071 (announce_function, default_print_error_function,
6072 report_error_function, set_diagnostic_context): Tweak.
6074 2000-08-21 Richard Earnshaw <rearnsha@arm.com>
6076 * flow.c (init_propagate_block_info): Handle SUBREG in a jump
6077 condition expression.
6079 2000-08-20 Richard Henderson <rth@cygnus.com>
6081 * flow.c (merge_blocks_nomove): Don't seek back past the bb note.
6083 2000-08-20 Zack Weinberg <zack@wolery.cumb.org>
6085 * cppinit.c (cpp_init): Set global flag when called.
6086 (cpp_reader_init): Bomb out if cpp_init hasn't been called.
6088 Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su>
6090 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just
6091 before `process_directive' so that newlines won't be missed
6093 (cpp_printf): Increment `print->lineno' when newline is emitted.
6095 * cppmain.c (cb_ident): Likewise.
6096 (cb_define): Likewise.
6097 (cb_undef): Likewise.
6098 (cb_include): Likewise.
6099 (cb_def_pragma): Likewise.
6100 (dump_macros_helper): Likewise.
6102 2000-08-20 Richard Henderson <rth@cygnus.com>
6104 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
6105 assigned before a loop.
6107 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
6108 (ashrsi3, lshrsi3): Likewise.
6110 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6112 * c-lang.c: #include diagnostic.h
6113 (c_tree_printer): New function.
6114 (lang_init): Initialize lang_printer.
6116 * Makefile.in (c-lang.o): Depends on diagnostic.h
6118 2000-08-20 Gabriel Dos Reis <gdr@codesourcery.com>
6120 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
6122 * diagnostic.c (default_diagnostic_starter,
6123 default_diagnostic_finalizer): New functions.
6124 (diagnostic_for_asm, diagnostic_for_decl): Tweak.
6125 (pedwarn, pedwarn_with_file_and_line, error,
6126 error_with_file_and_line, fatal, warning,
6127 warning_with_file_and_line): Adjust call to report_diagnostic.
6128 (report_diagnostic): Rework.
6129 (set_diagnostic_context): New function.
6131 * diagnostic.h (struct diagnostic_context): New data structure.
6132 (diagnostic_message, diagnostic_argument_list,
6133 diagnostic_file_location, diagnostic_line_location,
6134 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
6135 diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
6136 (set_diagnostic_context): Declare.
6137 (report_diagnostic): Change prototype.
6139 Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net>
6141 * fix-header.c (main): Initialize cpplib.
6143 2000-08-19 Michael Meissner <meissner@redhat.com>
6145 * ifcvt.c (find_if_block): Do not assume that a THEN block has any
6146 instructions in it before checking for indirect jumps.
6148 * ifcvt.c (find_if_block): Do not consider a THEN block that ends
6149 in a indirect jump as a potential for conditional execution.
6151 * d30v.h (d30v_init_expanders): Don't declare here.
6152 * d30v-protos.h (d30v_init_expanders): Declare here with a valid
6155 Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net>
6157 * cpp.texi: Add @section for assertions.
6159 Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com)
6161 * loop.c (scan_loop): Use CONST_CALL_P instead of
6162 checking for REG_LIBCALL / REG_RETVAL.
6164 Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com)
6166 * reload1.c (reload_as_needed): Accept dumpfile argument,
6167 pass it to emit_reload_insns.
6168 (emit_reload_insns): Add new dumpfile argument. If non-null
6169 then dump the reloads for each insn into the dumpfile.
6170 (reload): Pass dumpfile to reload_as_needed.
6172 * invoke.texi: Clean up linux-gnu vs linux comments.
6174 2000-08-19 Richard Henderson <rth@cygnus.com>
6176 * config/ia64/ia64.c (reg_or_5bit_operand): New.
6177 (ia64_depz_field_mask): New.
6178 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
6179 (PREDICATE_CODES): Update.
6180 * config/ia64/ia64.md: Update commentary.
6181 (depz_internal): New.
6182 (ashlsi3): Implement directly.
6183 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
6184 (ashldi3): Use shladd.
6185 * config/ia64/ia64-protos.h: Update.
6187 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6189 * toplev.c (independent_decode_option): Always process -g.
6190 Remove third argument, now unused. Adjust caller to match.
6192 2000-08-18 Richard Henderson <rth@cygnus.com>
6194 * combine.c (make_compound_operation): Break after creating
6197 2000-08-18 Zack Weinberg <zack@wolery.cumb.org>
6199 * cpplib.c (cpp_register_pragma_space): Just return if the
6200 namespace is already registered.
6202 2000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com>
6204 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
6205 constant amount. Do not generate ROTL instruction.
6207 Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com>
6209 * config/sh/elf.h: Do not include sh/sh.h.
6210 * config/sh/rtems.h: Likewise.
6211 * config/sh/rtemself.h: Do not include sh/elf.h.
6212 * configure.in: Get them included with `tm_file's.
6213 * configure: Rebuilt.
6215 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
6216 * config/sh/sh.c (fpscr_set_from_mem): Use them.
6218 Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6220 * stor-layout.c (compute_record_type): Don't use mode of single
6221 field as mode of record if not integer mode of same type.
6223 * regmove.c (perhaps_ends_bb_p): New function.
6224 (optimize_reg_copy_1, optimize_reg_copy_2): Call it.
6225 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
6226 (fixup_match_1): Likewise.
6227 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to
6228 avoid signed/unsigned warnings.
6230 * function.c (fixup_var_refs_1, case MEM): Update CODE after
6233 Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net>
6235 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
6236 (_cpp_trigraph_map): Declaration moved from cpplex.c
6238 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
6239 instead of 256. Use consistent test for designated initializers.
6240 (cpp_init): Initialize trigraph_map.
6241 (initialize_standard_includes, parse_option): Use memcmp
6244 * cpplex.c (init_trigraph_map): Remove.
6245 (trigraph_ok, trigraph_replace, lex_line): Refer to
6248 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
6249 (do_unassert): Remove unused "next" local.
6251 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
6253 2000-08-18 Emmanuel Marty <emarty@suntech.fr>
6255 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
6258 2000-08-17 Richard Henderson <rth@cygnus.com>
6260 * config/ia64/ia64.c (spill_restore_mem): Handle emitting
6261 the first insn in a sequence.
6263 Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com)
6265 * alias.c (true_dependence, write_dependence_p): A read
6266 involving a label_ref or the constant pool doesn't create
6269 * rtl.h (unchanging): Improve documentation.
6271 2000-08-17 Rodney Brown <RodneyBrown@mynd.com>
6273 * cse.c (insert_regs): Remove unused `regno'.
6275 2000-08-17 Neil Booth <NeilB@earthling.net>
6277 * (cppinit.c) merge_include_chains: Use remove_dup_dir,
6278 remove_dup_dirs. If qtail == brack, remove brack not
6280 (remove_dup_dir, remove_dup_dirs): New functions.
6282 2000-08-17 Neil Booth <NeilB@earthling.net>
6284 * cppinit.c (cpp_cleanup): Free include dir chains.
6285 * cpplib.c (do_undef): Let _cpp_free_definition make the node void.
6286 (do_unassert): Free the assert with _cpp_free_definition.
6287 * cppmacro.c (_cpp_free_definition): Free memory allocated for
6288 assertions. Make the node a T_VOID node.
6290 2000-08-17 Neil Booth <NeilB@earthling.net>
6292 * cppinit.c (path_include, append_include_chain):
6293 Remove 2nd parameter (struct cpp_pending *).
6294 (path_include, initialize_standard_includes, cpp_handle_option):
6295 Update callers appropriately.
6296 (cpp_handle_option): Use pend.
6298 2000-08-17 Neil Booth <NeilB@earthling.net>
6300 * cppinit.c (sort_options): Remove, put functionality in
6303 (initialize_builtins): Free memory.
6304 (cpp_start_read): Move init_IStable to cpp_init.
6306 * cpplib.h (cpp_init): New prototype.
6307 * cppmain.c (main): Call cpp_init.
6309 Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com)
6311 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
6312 (rtx_unstable_p, rtx_varies_p): Process vectors.
6314 2000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>
6316 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
6317 references to GLOBAL symbols. Use LOCAL where appropriate.
6319 2000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6321 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
6322 use t-aix41 when host == target.
6324 2000-08-16 Richard Henderson <rth@cygnus.com>
6326 * reload.c (push_secondary_reload): Revert last change.
6327 If we use a reload_in/out pattern, make the when the same
6328 as the primary reload.
6329 (find_reloads): Likewise.
6331 2000-08-16 Manfred Hollstein <manfredh@redhat.com>
6333 * configure.in (libstdcxx-v3): Fix test.
6334 * configure: Regenerate.
6336 Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6338 * calls.c (calls_function_1, expand_call): Only test
6339 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
6340 * function.c (thread_prologue_and_epilogue_insns): Likewise.
6342 2000-08-16 Richard Henderson <rth@cygnus.com>
6344 * combine.c (simplify_shift_const): Revert previous two
6345 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
6346 before the main loop.
6348 2000-08-15 Richard Henderson <rth@cygnus.com>
6350 * combine.c (simplify_shift_const): Bound shift count when
6353 Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6355 * calls.c (ECF_SP_DEPRESSED): New macro.
6356 (calls_function_1): Treat calling sp-depressed function as alloca.
6357 (emit_call_1): Don't adjust SP if calling sp-depressed function.
6358 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
6359 If sp-depressed, ensure block saves and restores SP.
6360 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
6362 * function.c (keep_stack_depressed): New function.
6363 (thread_prologue_and_epilogue_insns): Call it.
6364 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
6365 to print DECL_OFFSET_ALIGN.
6366 Print no-force-blk and transparent-union flags properly.
6367 * stmt.c (expand_goto_internal): Don't restore stack if last block
6368 and function returns with sp depressed.
6369 (fixup_gotos): Likewise.
6370 (save_stack_pointer): New function, from code in expand_decl.
6371 (expand_decl): Call new function.
6372 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
6373 (TYPE_RETURNS_STACK_DEPRESSED): New macro.
6374 (save_stack_pointer): New declaration.
6376 * diagnostic.c (fatal_function): New variable.
6377 (set_fatal_function): New function.
6379 * diagnostic.h (set_fatal_function): New declaration.
6381 2000-08-15 William Cohen <wcohen@redhat.com>
6383 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
6384 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
6385 (DWARF2_ASM_LINE_DEBUG_INFO): Defined.
6387 2000-08-15 Richard Henderson <rth@cygnus.com>
6389 * flow.c (mark_used_reg): Set reg_cond_reg appropriately.
6391 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6393 * arm.c (arm_function_ok_for_sibcall): New function.
6394 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
6395 * arm.md (call expanders): Don't check here for calls that can't
6398 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6400 * arm.md (splits generating cond_exec): Disable.
6402 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6404 * arm/linux-elf.h (text_section): Delete declaration.
6406 2000-08-15 Richard Earnshaw <rearnsha@arm.com>
6408 ARM support for unordered FP operations.
6409 * arm-protos.h (arm_comparison_operator): Declare.
6410 * arm.c (arm_comparison_operator): New function.
6411 (arm_select_cc_mode): Add unordered comparison codes.
6412 (get_arm_condition_code): Likewise.
6413 (arm_final_prescan_insn): Can't handle unordered jumps that can't
6414 be done in one insn.
6415 * arm.h (PREDICATE_CODES): Add arm_comparison_operator.
6416 * arm.md (all uses of comparison_operator): Replace with
6417 arm_comparison_operator.
6418 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
6420 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
6423 Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6425 * gthr-posix.h: Conditionally include <sched.h>; include
6426 <config.h> from libobjc/.
6428 2000-08-14 Richard Henderson <rth@cygnus.com>
6430 * config/i386/i386.c (legitimize_pic_address): Use Pmode
6433 2000-08-14 Richard Henderson <rth@cygnus.com>
6435 * configure.in (ia64-*): Set float_format for i386 long double.
6437 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
6438 as we would for i386 XFmode.
6439 (PUT_REAL): Likewise.
6440 (endian, ereal_atof, real_value_truncate): Likewise.
6441 (ereal_isneg, toe64, etens, make_nan): Likewise.
6442 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
6444 * config/ia64/ia64-protos.h: Update.
6445 * config/ia64/ia64.c (general_tfmode_operand): New.
6446 (destination_tfmode_operand): New.
6447 (tfreg_or_fp01_operand): New.
6448 (ia64_split_timode): New.
6449 (spill_tfmode_operand): New.
6450 (ia64_expand_prologue): Use TFmode not XFmode.
6451 (ia64_expand_epilogue): Likewise.
6452 (ia64_function_arg): Likewise.
6453 (ia64_function_arg_advance): Likewise.
6454 (ia64_return_in_memory): Likewise.
6455 (ia64_function_value): Likewise.
6456 (ia64_print_operand): Likewise.
6457 (ia64_register_move_cost): Set GR<->FR to 5.
6458 (ia64_secondary_reload_class): Get GR for TImode memory op.
6459 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
6460 (ROUND_TYPE_ALIGN): Remove.
6461 (LONG_DOUBLE_TYPE_SIZE): Set to 128.
6462 (INTEL_EXTENDED_IEEE_FORMAT): Define.
6463 (HARD_REGNO_NREGS): Use TFmode, not XFmode.
6464 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
6465 (MODES_TIEABLE_P): Use TFmode, not XFmode.
6466 (CLASS_MAX_NREGS): Likewise.
6467 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
6468 (PREDICATE_CODES): Update.
6469 * config/ia64/ia64.md (movti): New.
6470 (movti_internal): Use a clobber for memory alternatives.
6471 (reload_inti, reload_outti): New.
6472 (movsfcc_astep): Predicate properly.
6473 (movdfcc_astep): Likewise.
6476 (extendsftf2, extenddftf2): New.
6477 (trunctfsf2, trunctfdf2): New.
6478 (floatditf2, fix_trunctfdi2): New.
6479 (floatunsditf2, fixuns_trunctfdi2): New.
6480 (addtf3, subtf3, multf3, abstf2): New.
6481 (negtf2, nabstf2, mintf3, maxtf3): New.
6482 (maddtf3, msubtf3, nmultf3, nmaddtf3): New.
6484 (fr_spill): Use TFmode, not XFmode.
6485 (fr_restore): Likewise.
6486 * config/ia64/lib1funcs.asm (__divtf3): New.
6487 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
6489 2000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6491 * cse.c (fold_rtx): Avoid empty body in an if-statement.
6493 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
6494 `U' integer constant suffix.
6496 * dwarf2out.c (add_subscript_info): Avoid empty body in an
6499 * sparc/sol2.h (__enable_execute_stack): Prototype.
6501 2000-08-14 David Edelsohn <edelsohn@gnu.org>
6503 * collect2.c: Remove use of AIX import file.
6505 * longlong.h: Test ARCH_PWR not ARCH_POWER.
6507 * rs6000.c (print_operand, case 'E'): Add else.
6509 2000-08-14 Richard Henderson <rth@cygnus.com>
6511 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
6512 (movdi_symbolic): New.
6514 2000-08-14 Jim Wilson <wilson@cygnus.com>
6516 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6517 to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
6518 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
6521 2000-08-14 Richard Henderson <rth@cygnus.com>
6523 * expr.c (emit_group_load): Don't force constants into registers.
6524 Special case source already in the correct mode.
6526 2000-08-14 Zack Weinberg <zack@wolery.cumb.org>
6528 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
6529 * fixinc/inclhack.def: Likewise.
6530 * fixinc/mkfixinc.sh: Likewise.
6531 * configure: Regenerate.
6532 * fixinc/fixincl.x: Regenerate.
6533 * install.texi: Document equivalence of linux and linux-gnu.
6535 Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
6537 * cse.c (insert_regs): Also in REG case: When finding an invalid
6538 value, and we make a new quantity, make sure that it won't be
6539 mistaken by for a valid one by mention_regs.
6541 2000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de>
6543 * h8300.md: Remove obsolete peepholes.
6545 2000-08-13 Kazu Hirata <kazu@hxi.com>
6547 * invoke.texi (H8/300 Options): Fix typos.
6548 * config/h8300.c: Fix formatting.
6549 * config/h8300.h: Fix comment typos.
6550 (OVERRIDE_OPTIONS): Fix formatting.
6552 * function.c: Fix formatting.
6554 * cse.c: Fix formatting.
6556 2000-08-13 Geoff Keating <geoffk@cygnus.com>
6558 * flow.c (attempt_auto_inc): Remove unused variable `bb'.
6559 (attempt_auto_inc): Suppress parentheses warning.
6560 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
6561 * loop.c (load_mems): Remove `u' suffix in two places.
6562 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
6564 * config/rs6000/rs6000.h: Likewise.
6565 * config/rs6000/sol-c0.c: Prototype some functions. Remove the
6566 __eabi dummy routine.
6567 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
6570 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
6571 not put stuff in .sdata unnecessarily.
6572 (rs6000_unique_section): New function.
6573 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
6574 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
6576 * c-typeck.c (build_array_ref): Don't complain about non-lvalue
6577 arrays in C99. Don't try to look at DECL_REGISTER of a
6578 COMPONENT_REF. Don't complain twice about the same error.
6580 * fixinc/inclhack.def (aix_pthread): New fix.
6581 (aix_sysmachine): New fix.
6582 * fixinc/fixincl.x: Regenerate.
6584 * expr.c (expand_expr): Call convert_modes when turning a large
6585 multiply into a small one.
6587 2000-08-12 Geoff Keating <geoffk@cygnus.com>
6589 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
6590 the tree structure an exponent rather than an explicit alignment
6591 so it doesn't overflow.
6592 (SET_DECL_OFFSET_ALIGN): New macro.
6593 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
6594 rather than DECL_OFFSET_ALIGN.
6595 (place_field): Likewise.
6596 * expmed.c (store_bit_field): Abort on align==0 to avoid
6597 antisocial machine behaviour.
6599 2000-08-12 Richard Henderson <rth@cygnus.com>
6601 * sibcall.c (uses_addressof): Accept both addressof and
6602 current_function_internal_arg_pointer inside a mem.
6603 (optimize_sibling_and_tail_recursive_call): Fail tail recursion
6604 if current_function_uses_addressof.
6605 * stmt.c (expand_return): Kill tail recursion and HAVE_return
6608 2000-08-11 Richard Henderson <rth@cygnus.com>
6610 * config/ia64/ia64.md (addsi3): Remove expander.
6611 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
6612 (*addsi3_shladd): New.
6614 2000-08-11 Richard Henderson <rth@cygnus.com>
6616 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
6617 (do_restore): Likewise.
6618 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
6619 (ia64_expand_prologue, ia64_expand_epilogue): Use them.
6620 (rtx_needs_barrier): Track actual bit manipulation for
6621 ar.unat moves, gr_spill, and gr_restore.
6622 (emit_insn_group_barriers): Special case gr_spill/gr_restore.
6623 (process_set): Don't handle varargs spills.
6624 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
6625 .mem.offset here instead of in process_set.
6626 (gr_restore): Likewise.
6628 2000-08-11 Richard Henderson <rth@cygnus.com>
6630 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
6632 2000-08-11 Mark Elbrecht <snowball3@bigfoot.com>
6634 * gcc.texi (The Configuration File): Document
6635 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
6636 UPDATE_PATH_HOST_CANONICALIZATION.
6638 2000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6640 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
6641 unprototyped function pointer casts on integer constants.
6643 2000-08-11 Laurynas Biveinis <lauras@softhome.net>
6645 * fixproto: Recognize DOS paths with drive letters as absolute paths.
6647 2000-08-11 Nathan Sidwell <nathan@codesourcery.com>
6649 * extend.texi (Volatiles): Fix typos.
6651 2000-08-11 Kazu Hirata <kazu@hxi.com>
6653 * flow.c: Fix formatting.
6655 2000-08-11 Richard Henderson <rth@cygnus.com>
6657 * reload.c (push_secondary_reload): When invoking a reload_{in,out}
6658 pattern, always allocate a tertiary scratch register.
6660 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
6661 (reload_inhi): Likewise.
6663 2000-08-11 Richard Henderson <rth@cygnus.com>
6665 * function.c (put_reg_into_stack): Allow type to be NULL.
6666 (schedule_fixup_var_refs): Likewise.
6667 (gen_mem_addressof): Allow decl to be NULL.
6668 (put_addressof_into_stack): Likewise.
6670 * flow.c (merge_blocks_nomove): Be more careful about
6671 locating the beginning of block A.
6673 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
6675 Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6680 * config.in: Reverted the check for <sched.h>.
6682 2000-08-10 Chris Demetriou <cgd@sibyte.com>
6684 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
6685 macros define the name of CTOR and DTOR sections.
6686 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
6687 DTOR_LIST_END): Change to use attributes to specify
6689 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
6690 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
6691 DTOR_LIST_END): Same as in mips/elf.h.
6693 2000-08-10 Drew Moseley <dmoseley@redhat.com>
6695 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly
6696 disabling just crt0.o.
6698 2000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com>
6700 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
6701 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
6702 (EXTRA_SPECS): Add them.
6703 * arm/lib1funcs.asm: Support builds for interworking.
6704 Use macros to eliminate duplicated pieces of code.
6706 2000-08-10 Kazu Hirata <kazu@hxi.com>
6708 * h8300.c (expand_a_rotate): New.
6709 (emit_a_rotate): Likewise.
6710 (h8300_adjust_insn_length): Add support for the rotate insns.
6711 * h8300.md (rotlqi3): New.
6712 (*rotlqi3_1): Likewise.
6713 (rotlhi3): Likewise.
6714 (*rotlhi3_1): Likewise.
6715 (rotlhi3): Likewise.
6716 (*rotlhi3_1): Likewise.
6717 * h8300-proto.h: Add prototypes for expand_a_rotate and
6720 * h8300.c: Fix comment typos.
6721 (dosize): Declare the variable amount as unsigned.
6722 (get_shift_alg): Fix a comparison between signed and unsigned.
6723 (emit_a_shift): Likewise.
6724 (h8300_adjust_insn_length): Simplify the code.
6726 * c-decl.c: Fix formatting.
6728 2000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6730 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a
6731 warning about non-traditional numeric constant suffixes.
6733 * cppexp.c (parse_number): Likewise.
6735 * invoke.texi: (-Wtraditional): Document new behavior.
6737 Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
6739 * gthr-posix.h: Include auto-host.h. Conditionally include
6741 * configure.in: Check for the <sched.h> header file.
6742 * config.in: Added define for HAVE_SCHED_H.
6744 2000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6746 * c-typeck.c (process_init_element): For -Wtraditional, warn about
6747 initialization of unions.
6749 * invoke.texi (-Wtraditional): Document new behavior.
6751 2000-08-09 Zack Weinberg <zack@wolery.cumb.org>
6753 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
6754 instead of extra_c_flags.
6755 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
6756 * configure: Regenerate.
6757 * config.in: Regenerate.
6759 * cpperror.c (cpp_type2name): New function.
6760 * cpplex.c (lex_line): If we issued an error for an invalid
6761 preprocessing directive, discard that logical line.
6762 * cpplib.c (do_line): Call a hook function if the current file
6763 is renamed by #line.
6764 (do_ident): Pass the contents of the string, not the entire
6765 token, to the callback function.
6766 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
6767 (cb.rename_file): New hook function.
6768 (cb.ident): Adjust prototype.
6769 (cpp_type2name): Prototype.
6770 * cppmacro.c (dump_macro_args): Correct precedence lossage.
6772 * cppmain.c (cb_ident): Update for changed interface.
6773 (cb_rename_file): New function.
6774 (main): Set rename callback.
6776 2000-08-09 Alexandre Oliva <aoliva@redhat.com>
6778 * caller-save.c (mark_referenced_regs): Mark partially-overwritten
6779 multi-word registers.
6781 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
6783 * c-common.c (combine_strings, check_format_info): Refer to ISO C
6784 or ISO C89 instead of ANSI C.
6785 * c-decl.c (grokdeclarator, xref_tag, finish_struct,
6786 build_enumerator, do_case): Likewise.
6787 * c-lex.c (parse_float, yylex): Likewise.
6788 * c-parse.in: Likewise.
6789 * c-typeck.c (common_type, build_array_ref, build_binary_op,
6790 build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
6791 build_c_cast, convert_for_assignment, set_init_index,
6792 set_init_label, c_expand_start_case): Likewise.
6793 * toplev.c (documented_lang_options, display_help): Likewise.
6795 2000-08-08 Kazu Hirata <kazu@hxi.com>
6797 * h8300.c: Fix formatting.
6798 * h8300.h: Likewise.
6799 * h8300.md: Likewise.
6800 (movsi_h8300hs): Fix formatting of the resulting assembly code.
6802 * reload1.c: Fix formatting.
6804 2000-08-08 Rodney Brown <RodneyBrown@mynd.com>
6806 * alpha/alpha.c (alpha_emit_xfloating_libcall):
6807 Use GEN_CALL_VALUE define.
6808 * alpha/alpha.md (untyped_call): Use GEN_CALL define.
6809 * clipper/clipper.md (untyped_call): Likewise.
6810 * dsp16xx/dsp16xx.md (untyped_call): Likewise.
6811 * fx80/fx80.md (untyped_call): Likewise.
6812 * mips/mips.md (untyped_call): Likewise.
6813 * ns32k/ns32k.md (untyped_call): Likewise.
6814 * pa/pa.md (untyped_call): Likewise.
6815 * romp/romp.md (untyped_call): Likewise.
6816 * sparc/sparc.md (untyped_call): Likewise.
6818 2000-08-08 Jason Eckhardt <jle@cygnus.com>
6820 * config/i860/i860.c (singlemove_string): Do not generate assembler
6821 pseudo instructions that must be expanded (that is, with signed
6822 constants larger than 16 bits).
6824 2000-08-08 Richard Henderson <rth@cygnus.com>
6826 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
6827 PROP_AUTOINC at -O0. Don't collect alias info at -O0.
6828 (init_propagate_block_info): Don't kill memory stores at -O0.
6829 (mark_set_1, mark_used_regs): Likewise.
6831 2000-08-08 David Edelsohn <edelsohn@gnu.org>
6833 * rs6000.c (optimization_options): Decorate 'level' as
6835 (mask64_operand): Remove sign-extend thinko.
6836 (rldic_operand): New function.
6837 (load_multiple_operation): regno's are unsigned ints.
6838 (store_multiple_operation): Likewise.
6839 (lmw_operation): Likewise.
6840 (stmw_operation): Likewise.
6841 (includes_lshift_p): shift_mask is unsigned int.
6842 (includes_lshift64_p): New function.
6843 (addrs_ok_for_quad_peep): unsigned int reg1.
6844 (print_operand): Consistently add "else" after
6845 output_operand_lossage().
6846 (print_operand, case 'b'): Fold in case 'W'.
6847 (print_operand, case 'W'): Print rldic MB value.
6848 (output_epilogue): Update Objective-C language string.
6849 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
6850 * rs6000.h (PREDICATE_CODES): Add rldic_operand.
6851 * rs6000.md (ashldi3): Add rldic instruction.
6852 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
6853 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template
6856 2000-08-08 Richard Henderson <rth@cygnus.com>
6858 * config/ia64/ia64-protos.h: Remove duplicates. Update
6859 for massive code rearrangements.
6860 * config/ia64/ia64.c (ia64_arpfs_regno): Remove.
6861 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
6862 (ia64_local_regs, ia64_need_regstk): Remove.
6863 (ar_ccv_reg_operand): New.
6864 (ia64_gp_save_reg): New.
6865 (struct ia64_frame_info): Combine most of the size elements;
6866 add new gr save elements.
6867 (find_gr_spill): New.
6868 (next_scratch_gr_reg): New.
6869 (mark_reg_gr_used_mask): New.
6870 (ia64_compute_frame_size): Rewrite. Allocate special AR regs
6871 to GR backing store regs when possible.
6872 (ia64_initial_elimination_offset): New.
6873 (ia64_rap_fp_offset): Remove.
6874 (save_restore_insns): Remove.
6875 (setup_spill_pointers): New.
6876 (finish_spill_pointers): New.
6877 (spill_restore_mem): New.
6878 (do_spill, do_restore): New.
6879 (ia64_expand_prologue): Rewrite to use them.
6880 (ia64_expand_epilogue): Likewise.
6881 (ia64_direct_return): Update for current_frame_info changes.
6882 (ia64_function_prologue): Simplify .prologue emission. Emit
6884 (ia64_setup_incoming_varargs): Don't ever emit rtl.
6885 (ia64_dbx_register_number): New.
6886 (ia64_initialize_trampoline): New.
6887 (ia64_secondary_reload_class): Request GR_REGS for integer
6888 arithmetic destined for FR_REGS.
6889 (ia64_init_machine_status): Don't reset return_address_pointer_rtx.
6890 (ia64_mark_machine_status): Mark ia64_gp_save.
6891 (rws_access_regno): Rename from rws_access_reg; don't treat
6892 predicates specially.
6893 (rws_access_reg): New. Update all callers.
6894 (rtx_needs_barrier): Remove dead unspecs.
6895 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
6896 (ia64_encode_section_info): Silence signed/unsigned warnings.
6897 (spill_offset, sp_offset, spill_offset_emitted): Remove.
6898 (tmp_reg, tmp_saved): Remove.
6899 (process_set): Rewrite to expect complicated bits via
6900 REG_FRAME_RELATED_EXPR.
6901 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
6902 in the use of ar.ccv; never set RTX_UNCHANGING_P.
6903 (ia64_expand_op_and_fetch): Likewise.
6904 (ia64_expand_compare_and_swap): Likewise.
6905 (ia64_expand_builtin): Likewise.
6906 * config/ia64/ia64.h (AR_UNAT_REGNUM): New.
6907 (FIRST_PSEUDO_REGISTER): Update.
6908 (AR_M_REGNO_P): Update.
6909 (FIXED_REGS): Don't mark three local registers as used.
6910 (EXTRA_CC_MODES): New.
6911 (SELECT_CC_MODE): New.
6912 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
6913 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
6914 (FRAME_GROWS_DOWNWARD): Unset.
6915 (STARTING_FRAME_OFFSET): Zero.
6916 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
6917 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
6918 (HARD_FRAME_POINTER_REGNUM): New.
6919 (CAN_DEBUG_WITHOUT_FP): Define.
6920 (TRAMPOLINE_TEMPLATE): Remove.
6921 (TRAMPOLINE_SIZE): Lower to 32.
6922 (TRAMPOLINE_ALIGNMENT): Lower to 64.
6923 (INITIALIZE_TRAMPOLINE): Defer to out of line function.
6924 (PREDICATE_CODES): Update.
6925 (struct machine_function): Add ia64_gp_save.
6926 * config/ia64/ia64.md: Purge unused unspecs.
6927 (movsi patterns): Allow moves to/from AR_M_REGS.
6928 (movdi patterns): Allow moves to/from p0.
6929 (call patterns): Move most setjmp hackery to ia64_gp_save_reg.
6930 (gr_spill, gr_restore): Indicate ar.unat read/written.
6931 (nonlocal_goto): Don't pass old frame_pointer.
6932 (nonlocal_goto_receiver): Remove.
6933 (exception_receiver): New.
6934 (builtin_setjmp_setup): New.
6935 (builtin_setjmp_receiver): New.
6936 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
6937 (__ia64_nonlocal_goto): Bundle. Don't kill r7.
6938 (__ia64_restore_stack_nonlocal): Likewise.
6939 (__ia64_trampoline): New.
6940 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
6942 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
6944 2000-08-08 Richard Henderson <rth@cygnus.com>
6946 * frame.h (ia64_frame_state): Add my_psp.
6947 * libgcc2.c (ia64_throw_helper): Add throw_sp argument.
6948 (__throw): Pass it in. Don't clobber r7.
6949 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
6950 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
6951 and nothing to do with sp.
6952 (normalize_reg_loc): Use frame->my_psp.
6953 (frame_translate): Handle frame-pointer-less functions. Set
6954 spill_base correctly, in absence of being told.
6955 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
6956 (__ia64_backtrace_helper): New sp argument. Use
6957 builtin_return_address instead of label addresses.
6958 (print_record) [mem_stack_v]: No size member.
6960 2000-08-08 Richard Henderson <rth@cygnus.com>
6962 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
6964 2000-08-08 Richard Henderson <rth@cygnus.com>
6966 * tm.texi (LOCAL_REGNO): Document.
6967 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
6968 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
6969 * reload1.c (reload): Likewise when considering nonlocal labels.
6971 * config/ia64/ia64.h (LOCAL_REGNO): New.
6972 * config/sparc/sparc.h (LOCAL_REGNO): New.
6974 2000-08-08 Joseph S. Myers <jsm28@cam.ac.uk>
6976 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
6978 2000-08-07 Nick Clifton <nickc@redhat.com>
6980 * config/mips/mips.c: Fix compile time warning messages.
6981 * config/mips/mips-protos.h: Add prototype for equality_op.
6983 * mn10300.h (TARGET_SWITCHES): Document `-mam33'.
6985 2000-08-07 Graham Stott <grahams@cygnus.co.uk>
6987 * mn10300.md: Use nonimmediate_operand instead of general_operand
6990 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
6992 2000-08-07 Alexandre Oliva <aoliva@redhat.com>
6994 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
6995 * sh.c (expand_block_move): Break long lines.
6996 (expand_ashiftrt, fpscr_set_from_mem): Likewise.
6997 * sh.md (mulsi3): Likewise.
6998 (movdi): Adjust spacing.
7000 2000-08-07 Richard Henderson <rth@cygnus.com>
7002 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
7003 * expr.c (emit_group_store): Don't set it.
7005 2000-08-07 Kazu Hirata <kazu@hxi.com>
7007 * invoke.texi (Options for Debugging Your Program or GCC): Remove
7008 duplicate entries for 'w' and 'z'.
7010 * flow.c: Fix a comment typo.
7012 Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7014 * c-parse.in: Changed the language string for Objective-C to "GNU
7017 Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7019 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes
7020 to improve the Posix thread support for Objective-C.
7022 2000-08-06 Joseph S. Myers <jsm28@cam.ac.uk>
7024 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
7025 CTI_UNSIGNED_PTRDIFF_TYPE.
7026 (signed_size_type_node): Define.
7027 (unsigned_ptrdiff_type_node): Define.
7028 * c-decl.c (init_decl_processing): Create the
7029 signed_size_type_node and unsigned_ptrdiff_type_node types.
7030 * c-common.c (T_SC): Define.
7033 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
7034 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
7036 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
7037 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
7038 flags for %c, %s and %[.
7039 (check_format_info): Only allow leniency for signedness of targets
7040 of character pointers (when pedantic) for formats flagged with
7041 "c", so for strings but not for %hh formats. When pedantic, don't
7042 allow character pointers to substitute for void pointers if a
7043 second level of indirection is present.
7045 2000-08-06 Kazu Hirata <kazu@hxi.com>
7047 * invoke.texi (Options for Debugging Your Program or GCC): Update
7048 the names of dump files.
7050 * h8300.c (dosize): Rearrange code for conciseness.
7051 (split_adds_subs): Likewise.
7053 * loop.c: Fix formatting.
7055 * dwarf2out.c: Fix formatting.
7057 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
7059 * expr.c: Fix formatting.
7061 2000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7063 * rs6000.c (rs6000_maybe_dead): Prototype.
7065 2000-08-06 Richard Henderson <rth@cygnus.com>
7067 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
7068 HAVE_nonlocal_goto as well.
7069 * config/i960/i960.md (nonlocal_goto): Don't do it here.
7070 * config/pj/pj.md (nonlocal_goto): Likewise.
7072 2000-08-07 Michael Hayes <mhayes@cygnus.com>
7074 * loop.c (try_swap_copy_prop): New function.
7075 (load_mems): Rename copies to load_copies and add new regset
7076 store_copies. Check for sets of shadow registers and mark
7077 in store_copies. Call try_swap_copy_prop for registers
7078 marked in store_copies.
7080 Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com>
7082 * objc/objc-act.c: New command line option -fconstant-string-class
7083 to allow specifying a user defined constant string class,
7084 different from NXConstantString.
7086 * toplev.c: Moved the Objective-C specific options to
7087 objc/lang-options.h.
7089 * objc/lang-options.h: Moved the Objective-C specific options from
7090 toplev.c. Added -fconstant-string-class.
7092 2000-08-05 Chris Demetriou <cgd@sibyte.com>
7094 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7095 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
7096 __CTOR_LIST__ from func_ptr array to just func_ptr, to
7097 avoid extra alignment imposed on arrays.
7098 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
7099 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
7101 * mips.h: Clean up comments and spacing near MASKs.
7102 (TARGET_UNIX_ASM): Delete.
7103 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
7104 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
7107 2000-08-05 Joseph S. Myers <jsm28@cam.ac.uk>
7109 * c-common.c (print_char_table): Add entries for the X/Open '
7110 format flag (print decimals with locale's thousands grouping
7111 character). Make %C expect wint_t.
7112 (check_format_info): If pedantic, warn when the %n$ operand
7113 number form is used. Allow for the ' flag; warn about it if
7116 2000-08-05 Zack Weinberg <zack@wolery.cumb.org>
7118 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
7119 type is a float mode, cfun->decl's return type is not, and
7120 TARGET_FLOAT_RETURNS_IN_80387.
7122 2000-08-04 Andreas Schwab <schwab@suse.de>
7124 * cppmain.c (cb_def_pragma): Skip the first two tokens from the
7125 token list, which are always `#' and `pragma'.
7127 2000-08-04 Zack Weinberg <zack@wolery.cumb.org>
7129 * tree.c (tree_expr_nonnegative_p): Move to...
7130 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
7131 (rtl_expr_nonnegative_p): New.
7132 * tree.h: Add prototype for rtl_expr_nonnegative_p.
7134 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
7135 CONST_DOUBLE_CHAIN: Move to...
7136 * rtl.h: ...here. Use XCINT/XCEXP.
7138 * Makefile.in: Remove toplev.o from OBJS. Add rule to make
7139 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
7140 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
7143 * objc/Make-lang.in (cc1obj): Link with $(BACKEND).
7145 2000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7147 * config/c4x/c4x.md (return_indirect_internal): New.
7148 * config/c4x/c4x.c (c4x_expand_epilogue): Use it.
7150 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7152 * c-common.c (time_char_table): Mark up formats added in C99 and
7153 make other corrections. %D and %g were added in C99. %Og is an
7154 extension. %EX is permitted. %R, %T, %n, %r, %t were added in
7155 C99. %e was added in C99. %Oj is an extension. %G and %z are in
7156 C99 rather than GNU extensions, but %OG and %Oz are extensions.
7157 %h was added in C99. %C was added in C99. %OY and %OC are
7158 extensions. Add the C99 format %F.
7159 (check_format_info): If pedantic and not in C99 mode, warn for C99
7162 Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7164 * function.c (schedule_fixup_var_refs): New function, broken out
7165 of put_reg_into_stack.
7166 (put_reg_into_stack): Use it.
7167 (put_var_into_stack): In CONCAT case, fixup up references for
7168 components only after fixing up references to the whole concat.
7170 2000-08-04 Rodney Brown <RodneyBrown@pmsc.com>
7172 * alias.c (mark_constant_function): Use INSN_P.
7173 (init_alias_analysis): Likewise.
7174 * combine.c (combine_instructions): Use INSN_P.
7175 (can_combine_p): Likewise.
7176 (try_combine): Likewise.
7177 (distribute_notes): Likewise.
7178 (distribute_links): Likewise.
7179 * cse.c (cse_around_loop): Use INSN_P.
7180 (invalidate_skipped_block): Likewise.
7181 (cse_set_around_loop): Likewise.
7182 (cse_end_of_basic_block): Likewise.
7183 (delete_trivially_dead_insns): Likewise.
7184 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
7185 (unshare_all_rtl_1): Likewise.
7186 (next_cc0_user): Likewise.
7187 (try_split make_insn_raw): Likewise.
7188 (remove_unnecessary_notes): Likewise.
7189 * final.c (shorten_branches): Use INSN_P.
7190 (leaf_renumber_regs): Likewise.
7191 (leaf_renumber_regs_insn): Likewise.
7192 * flow.c (find_label_refs): Use INSN_P.
7193 (verify_wide_reg): Likewise.
7194 (notice_stack_pointer_modification): Likewise.
7195 (count_or_remove_death_notes): Likewise.
7196 (verify_flow_info): Likewise.
7197 (clear_log_links): Likewise.
7198 * function.c (fixup_var_refs_insns): Use INSN_P.
7199 (compute_insns_for_mem): Likewise.
7200 * gcse.c (alloc_gcse_mem): Use INSN_P.
7201 (compute_sets): Likewise.
7202 (compute_hash_table): Likewise.
7203 (classic_gcse): Likewise.
7205 (insert_insn_end_bb): Likewise.
7206 (delete_null_pointer_checks_1): Likewise.
7207 * global.c (expand_preferences): Use INSN_P.
7208 (build_insn_chain): Likewise.
7209 * graph.c (node_data): Use INSN_P.
7210 * haifa-sched.c (priority): Use INSN_P.
7211 (rm_line_notes): Likewise.
7212 (rm_other_notes): Likewise.
7213 (find_insn_reg_weight): Likewise.
7214 (init_target_units): Likewise.
7215 (schedule_block): Likewise.
7216 (compute_block_forward_dependences): Likewise.
7217 (debug_dependencies): Likewise.
7218 (set_priorities): Likewise.
7219 * integrate.c (function_cannot_inline_p): Use INSN_P.
7220 (save_parm_insns): Likewise.
7221 (copy_insn_list): Likewise.
7222 * jump.c (mark_all_labels): Use INSN_P.
7223 (never_reached_warning): Likewise.
7224 * lcm.c (optimize_mode_switching): Use INSN_P.
7225 * local-alloc.c (validate_equiv_mem): Use INSN_P.
7226 (memref_used_between_p): Likewise.
7227 (update_equiv_regs): Likewise.
7228 (block_alloc): Likewise.
7229 (no_conflict_p): Likewise.
7230 * loop.c (scan_loop): Use INSN_P.
7231 (find_and_verify_loops): Likewise.
7232 (count_loop_regs_set): Likewise.
7233 (loop_reg_used_before_p): Likewise.
7234 (strength_reduce): Likewise.
7235 (recombine_givs): Likewise.
7236 (check_dbra_loop): Likewise.
7237 (load_mems): Likewise.
7238 (try_copy_prop): Likewise.
7239 * print-rtl.c (print_rtx): Use INSN_P.
7240 * recog.c (find_single_use): Use INSN_P.
7241 * reg-stack.c (stack_regs_mentioned): Use INSN_P.
7242 (next_flags_user): Likewise.
7243 (swap_rtx_condition): Likewise.
7244 * regmove.c (mark_flags_life_zones): Use INSN_P.
7245 (optimize_reg_copy_1): Likewise.
7246 (optimize_reg_copy_2): Likewise.
7247 (optimize_reg_copy_3): Likewise.
7248 (reg_is_remote_constant_p): Likewise.
7249 (fixup_match_2): Likewise.
7250 (regmove_optimize): Likewise.
7251 (fixup_match_1): Likewise.
7252 * regrename.c (build_def_use): Use INSN_P.
7253 (replace_reg_in_block): Likewise.
7254 (consider_use): Likewise.
7255 * reload.c (find_equiv_reg): Use INSN_P.
7256 * reload1.c (reload): Use INSN_P.
7257 (maybe_fix_stack_asms): Likewise.
7258 (calculate_needs_all_insns): Likewise.
7259 (reload_as_needed): Likewise.
7260 (emit_output_reload_insns): Likewise.
7261 (delete_address_reloads_1): Likewise.
7262 (reload_cse_regs_1): Likewise.
7263 (reload_combine): Likewise.
7264 (reload_cse_move2add): Likewise.
7265 * reorg.c (redundant_insn): Use INSN_P.
7266 (dbr_schedule): Likewise.
7267 * resource.c (find_dead_or_set_registers): Use INSN_P.
7268 (mark_target_live_regs): Likewise.
7269 * rtlanal.c (reg_used_between_p): Use INSN_P.
7270 (reg_referenced_between_p): Likewise.
7271 (reg_set_between_p): Likewise.
7272 (reg_set_p): Likewise.
7273 (single_set): Likewise.
7274 (multiple_sets): Likewise.
7275 (find_last_value): Likewise.
7276 (reg_set_last): Likewise.
7277 (find_reg_note): Likewise.
7278 (find_regno_note): Likewise.
7279 * sibcall.c (sequence_uses_addressof): Use INSN_P.
7280 * simplify-rtx.c (cselib_process_insn): Use INSN_P.
7281 * ssa.c (find_evaluations): Use INSN_P.
7282 (rename_block): Likewise.
7283 (rename_equivalent_regs): Likewise.
7284 * unroll.c (loop_find_equiv_value): Use INSN_P.
7285 (set_dominates_use): Likewise.
7286 * varasm.c (mark_constant_pool): Use INSN_P.
7287 (mark_constants): Likewise.
7288 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
7289 (alphaev4_next_group): Likewise.
7290 (alphaev5_next_group): Likewise.
7291 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
7292 (c4x_rptb_rpts_p): Likewise.
7293 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
7294 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
7295 (rs6000_adjust_priority): Likewise.
7296 * config/sh/sh.c (sh_loop_align): Use INSN_P.
7297 (machine_dependent_reorg): Likewise.
7298 (split_branches): Likewise.
7299 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
7301 Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com)
7303 * combine.c (recog_for_combine): Remove the old notes
7304 prior to attempting to recognize the new pattern.
7305 (distribute_notes): Ignore REG_NONNEG notes.
7307 2000-08-04 Chandrakala Chavva <cchavva@redhat.com>
7309 * varasm.c (output_constructor): Add .align 0 for packed vars.
7311 2000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca>
7313 * configure.in: Use default thread_file even when enable_threads is
7314 yes or dce because hpux10.20 pa port uses MULTILIB implementation.
7315 * configure: Rebuilt.
7317 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
7319 2000-08-04 Donn Terry (donnte@microsoft.com)
7321 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
7323 2000-08-04 Mark Elbrecht <snowball3@bigfoot.com>
7325 * i386/x-djgpp: Delete code that conditionally modifies target_alias.
7326 Delete code that conditionally modifies 'version'.
7327 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
7328 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
7329 * gcc.c (main): Use it.
7330 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
7331 * prefix.c (update_path): Use it.
7332 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
7333 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
7334 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
7336 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
7337 (SUBTARGET_SWITCHES): Adjust.
7338 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
7340 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
7342 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7344 * c-common.h (flag_isoc94): Declare.
7345 * c-decl.c (flag_isoc94): Define.
7346 (c_decode_option): Set flag_isoc94 as appropriate.
7347 * c-common.c (T_PD, T_IM, T_UIM): Define.
7348 (format_char_info): Add tlen and jlen.
7349 (print_char_table): Add entries for %t and %j. Allow %zn. Allow
7351 (scan_char_table): Add entries for %t and %j. Allow %F. Allow
7353 (time_char_table): Add NULL entries for %t and %j.
7354 (check_format_info): Allow for %t and %j. Warn for %F if pedantic
7355 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
7356 Warn for printf %lf if pedantic and not C99. Don't warn for empty
7357 precision. Allow precision argument to be unsigned int. If
7358 pedantic, warn for %p passed an argument not a pointer to possibly
7359 qualified void or a possibly qualified character type, and for
7360 pointer targets of the wrong sign, except for character pointers.
7362 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7364 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
7365 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
7366 (wint_type_node): Define.
7367 * c-decl.c (WINT_TYPE): Define.
7368 (init_decl_processing): Create the wint_type_node type.
7369 * c-common.c (T_WI): Define.
7370 (print_char_table): Use T_WI for %lc format.
7372 2000-08-04 Bruce Korb <bkorb@gnu.org>
7374 * fixinc/: Verified that the MSDOS patch does not break
7375 the UNIX functionality and applied the next three patches
7378 2000-07-28 Eli Zaretskii <eliz@is.elta.co.il>
7380 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
7381 output file with the temporary one by appending ".X" to generate
7382 the temporary fuile's name. If the output file already has an
7383 extension, replace it with ".X".
7385 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
7386 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
7387 reallocate the command buffer while copying the command-line
7388 argument. Redirect the output directly to the temporary file,
7389 instead of going through another temporary file.
7390 (process): Close the temporary file before unlinking it.
7391 (machine_matches) [__MSDOS__]: If the machine doesn't match, set
7392 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
7393 (run_compiles): Pass p_fixd argument to machine_matches, as it
7396 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
7397 environment, assume there are no symlinks in the include
7398 directory. When cleaning up the DONE files, look for them
7399 case-insensitively. Don't try to remove symlinks if they aren't
7402 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
7403 all callers changed. Declare pz "const char *", to avoid compiler
7406 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
7407 Change prototype of make_raw_shell_str.
7409 2000-07-27 Eli Zaretskii <eliz@is.elta.co.il>
7411 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
7412 (initialize) [__MSDOS__]: Use tempnam.
7413 (initialize): Don't use SIGPIPE if it is not defined.
7415 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
7418 2000-07-25 Bruce Korb <bkorb@gnu.org>
7420 * fixinc/fix*.[ch]: substantially reworked to make it possible
7421 to run this program without using fork(2) or pipe(2) (i.e. in
7424 2000-08-04 Joseph S. Myers <jsm28@cam.ac.uk>
7426 * cppdefault.h (WINT_TYPE): Define.
7427 * cppinit.c (builtin_array): Define __WINT_TYPE__.
7428 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
7429 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
7431 Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com>
7433 * (mips_legitimate_address_p): Don't allow register+offset
7434 if the offset is large and negative, and we are compiling
7435 for 64 bit registers.
7437 2000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7439 * gencodes.c (main): Define CODE_FOR_nothing as the last possible
7440 insn_code_number + 1.
7442 2000-08-04 Kazu Hirata <kazu@hxi.com>
7444 * h8300.c (function_prologue): Rearrange code for conciseness.
7445 (function_epilogue): Likewise.
7446 * h8300.h (OK_FOR_U): Fix formatting.
7448 * cse.c: Fix a comment typo. Fix formatting.
7450 2000-08-03 Richard Henderson <rth@cygnus.com>
7452 * config/i386/i386.md (return_indirect_internal): New.
7453 * config/i386/i386.c (ix86_expand_epilogue): Use it.
7455 2000-08-03 Zack Weinberg <zack@wolery.cumb.org>
7457 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token
7459 (lex_line): Glue @ onto the beginning of identifiers and
7460 string constants, in Objective-C mode.
7461 (output_token, spell_token): Handle CPP_OSTRING.
7462 (can_paste, maybe_paste_with_next): Handle pasting @ onto the
7463 beginning of a NAME or a STRING, in objc mode.
7465 * cpplib.c (get_define_node): Do not permit identifiers that
7466 begin with @ to be #defined.
7467 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
7468 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
7470 * c-lang.c, objc/objc-act.c (build_objc_string): Delete.
7471 * c-tree.h (build_objc_string): Delete prototype.
7472 * objc/objc-tree.def: Delete OBJC_STRING_CST.
7473 * c-lex.c (yylex): Use build_string for all three kinds of strings.
7475 * c-parse.in, objc/objc-act.c: Update commentary.
7477 2000-08-03 Mark Mitchell <mark@codesourcery.com>
7479 * extend.texi: Fix typo in last change.
7481 * extend.texi: Add commentary on statement-expressions and their
7482 interactions with C++.
7484 2000-08-03 Nick Clifton <nickc@cygnus.com>
7486 * dwarf2.h (DW_LANG_Java): Change value to 0x000b.
7487 * dwarf.h (LANG_JAVA): Change value to 0x000b.
7489 2000-08-03 Anthony Green <green@cygnus.com>
7491 * dwarf2out.c (gen_compile_unit_die): Add java language support.
7492 (add_bound_info): Check for java language.
7493 (is_java): New function.
7494 * dwarfout.c (output_compile_unit_die): Ditto.
7495 * dwarf.h (dwarf_source_language): Add java source language type.
7496 * dwarf2.h (dwarf_source_language): Ditto.
7498 Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
7500 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
7503 * i386.c (ix86_expand_branch): Mode of comparison in
7504 IF_THEN_ELSE is VOIDmode.
7506 Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp>
7508 * gengenrtl.c, rtl.c: Avoid #elif.
7510 2000-08-03 Michael Poole <poole@troilus.org>
7512 * tm.texi (Register Classes): Clarify order of sub-initializers
7513 in REG_CLASS_CONTENTS.
7515 Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
7517 From SAITOH Masanobu:
7518 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
7520 2000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au>
7522 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
7523 is not supported by tradcpp and isn't actually needed for cygwin.
7525 2000-08-03 Kazu Hirata <kazu@hxi.com>
7527 * h8300.c: Fix a comment typo.
7528 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8/S.
7530 * jump.c: Fix formatting.
7532 * toplev.c: Fix formatting.
7534 Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com)
7536 * flow.c (find_auto_inc): Verify that we've got a REG before
7537 peeking at its regno. Fail, don't abort if we can't find
7538 the increment of the desired register.
7540 * pa.md (shadd height reduction patterns/splitters): Remove.
7542 2000-08-02 Jim Wilson <wilson@cygnus.com>
7544 * config/ia64/ia64-protos.h (flag_ssa): Declare.
7545 * config/ia64/ia64.md (movti_internal, movti_internal+1): New.
7547 2000-08-02 Mark Mitchell <mark@codesourcery.com>
7549 * dce.c: Remove all uses of assert.
7550 * dwarf2out.c: Likewise.
7551 * dwarfout.c: Likewise.
7554 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
7556 * gcc.h (lang_specific_driver): Constify second argument.
7557 * gcc.c (translate_options, process_command, main): Likewise.
7558 Constify variables to match. Cast second argument to
7561 * cppspec.c, gccspec.c: Adjust type of second argument to
7562 lang_specific_driver, and update code as necessary.
7564 2000-08-02 Jakub Jelinek <jakub@redhat.com>
7566 * loop.c (scan_loop): Ensure update_end label does not
7567 go away until reg_scan_update is run.
7569 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
7571 * c-common.h: Prototype min_precision and c_build_qualified_type here...
7572 * c-tree.h: ... not here.
7573 * errors.h: Prototype fancy_abort.
7575 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into
7576 HOST_BITS_PER_WIDE_INT == 64 ifdef block.
7577 * regrename.c (regrename_optimize): Make control flow explicit.
7578 (replace_reg_in_block): Initialize reg_use to 0.
7580 * i386.c (legitimate_address_p): Rename error label to
7581 report_error to avoid namespace clash.
7583 2000-08-02 Kazu Hirata <kazu@hxi.com>
7585 * fold-const.c: Fix formatting.
7587 Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz>
7589 * i386.c (legitimate_address_p): Accept other bases than
7590 pic_offset_table_rtx for GOTOFF constructs.
7592 Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
7594 * i386.md (shift to lea splitter): Use const_int_operand.
7596 2000-08-02 Zack Weinberg <zack@wolery.cumb.org>
7598 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
7599 cppspec.c: Do not use 'legal' or 'illegal' in error messages
7602 * cppmain.c (cb_define, cb_undef): Don't generate any output
7603 if not done_initializing.
7604 * cpplex.c (maybe_paste_with_next): When the token after a ##
7605 is an omitted rest argument, only delete the token before it
7606 if that token is a comma. Do not warn about bogus token
7607 pastes for , ## rest_arg.
7610 * cpp.1: Regenerate.
7612 2000-08-02 Fred Fish <fnf@be.com>
7614 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
7615 when user gives -p option. Add init_term_dyn.o for BeOS 5.0
7618 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
7619 Be directories to search path.
7621 Remove support for __declspec(dllimport) and __declspec(dllexport).
7622 This is leftover cruft from the earlier BeOS gcc port when BeOS
7623 used Microsoft's PE object file format.
7624 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
7625 * config/i386/t-beos (winnt.o): Remove Makefile frag.
7626 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
7627 (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
7628 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
7629 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
7630 (REDO_SECTION_INFO_P): Remove.
7631 (ASM_EXPORT_DECL): Remove.
7632 (ASM_DECLARE_FUNCTION_NAME): Remove.
7633 (ASM_DECLARE_OBJECT_NAME): Remove.
7634 (ASM_OUTPUT_ALIGNED_COMMON): Remove.
7635 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
7636 (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
7637 (STRIP_NAME_ENCODING): Remove.
7639 Remove support for obsolete version of BeOS that is no longer
7641 * configure.in (i*86-*-beospe*): Remove.
7642 * config/i386/beos-pe.h: Remove.
7644 2000-08-01 Jeffrey Oldham <oldham@codesourcery.com>
7645 Mark Mitchell <mark@codesourcery.com>
7647 * Makefile.in (OBJS): Added dce.o.
7648 (ssa.o): Updated target to include ssa.h.
7650 (toplev.o): Likewise.
7651 (dce.o): Created target.
7652 * basic-block.h: Added comments.
7653 (INVALID_BLOCK): Added definition.
7654 (connect_infinite_loops_to_exit): Added declaration.
7655 Moved SSA declarations to ssa.h.
7656 * flow.c: Added inclusion of ssa.h.
7657 (struct depth_first_search_dsS, depth_first_search_ds):
7659 (compute_immediate_postdominators): Added definition.
7660 (connect_infinite_loops_to_exit): Likewise.
7661 (flow_dfs_compute_reverse_init): Likewise.
7662 (flow_dfs_compute_reverse_add_bb): Likewise.
7663 (flow_dfs_compute_reverse_execute): Likewise.
7664 (flow_dfs_compute_reverse_finish): Likewise.
7665 * rtl.h (rtx/in_struct): Added use to determine insn necessity.
7666 (LABEL_P): Added definition.
7669 (BARRIER_P): Likewise.
7670 (JUMP_TABLE_DATA_P): Likewise.
7671 (INSN_DEAD_CODE_P): Likewise.
7672 * ssa.c: Replaced inclusions with ssa.h inclusion.
7673 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
7674 (rename_registers): Removed unnecessary variables.
7675 * ssa.h: Created by moving declarations from ssa.c and
7677 * timevar.def: Defined TV_DEAD_CODE_ELIM.
7678 * toplev.c: Added ssa.h inclusion.
7679 (dump_file_index): Added DFI_dce.
7680 (dump_file): Added "dce" entry.
7682 (f_options): Added dce entry.
7683 * invoke.texi: Document -fdce. Emphasize experimental status of
7687 2000-08-01 Zack Weinberg <zack@wolery.cumb.org>
7689 * cpperror.c (v_message): Split into _cpp_begin_message and
7690 v_message macro. All callers updated.
7691 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings
7694 * cppfiles.c (cpp_syshdr_flags): New function.
7695 (read_include_file): Don't call cpp_output_tokens. Call
7697 * cppinit.c (dump_macros_helper): Moved to cppmain.c.
7698 (cpp_reader_init): Don't initialize token_buffer. Call
7699 _cpp_init_internal_pragmas.
7700 (cpp_cleanup): Don't clear token_buffer.
7701 (cpp_start_read): Don't worry about output from -D processing.
7702 Don't call cpp_output_tokens.
7703 (cpp_finish): Don't dump macros here. Don't call
7705 * cppmacro.c (_cpp_dump_definition): Rename
7706 cpp_dump_definition. Write directly to a FILE *.
7707 (dump_funlike_macro): Delete.
7708 (dump_macro_args): New.
7710 * cpplex.c (TOKEN_LEN): Convert to inline function.
7711 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
7712 cpp_scan_line, _cpp_dump_list): Delete.
7713 (cpp_printf, cpp_output_list): New.
7714 (output_line_command): Don't worry about entering or leaving files.
7715 (cpp_scan_buffer): Just output each token as we hit it.
7716 (process_directive): Don't call cpp_output_tokens.
7717 (_cpp_glue_header_name): Don't use token_buffer.
7718 (output_token, dump_param_spelling): Write directly to a FILE *.
7720 * cpplib.c (pass_thru_directive, dump_macro_name,
7721 pragma_dispatch, do_pragma_gcc): Delete.
7722 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
7723 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
7725 (do_error, do_warning, pragma_dependency): Call
7726 _cpp_begin_message, then cpp_output_list.
7727 (cpp_register_pragma, cpp_register_pragma_space,
7728 _cpp_init_internal_pragmas): New.
7729 (do_pragma): Walk the pragmas table here.
7730 (do_pragma_once, do_pragma_poison, do_pragma_system_header,
7731 do_pragma_dependency): Return void.
7732 (do_pragma_implementation): Moved to cppmain.c.
7734 * cpplib.h: Update prototypes.
7735 (struct cpp_reader): Remove printer, token_buffer,
7736 token_buffer_size, and limit. Add struct cb, and pragmas.
7737 (struct cpp_printer): Remove last_id and written.
7738 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
7739 CPP_ADJUST_WRITTEN): Delete.
7740 * cpphash.h: Update prototypes.
7741 (ufputs): New wrapper.
7743 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
7744 cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
7745 (main): Set up callbacks. Register #pragma implementation.
7746 Dump macros from here.
7748 2000-08-01 Geoff Keating <geoffk@cygnus.com>
7750 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
7751 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
7752 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
7753 insns if they have a REG_MAYBE_DEAD note attached.
7754 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
7755 (rs6000_emit_load_toc_table): TOC loads may go dead.
7757 2000-08-01 Jim Wilson <wilson@cygnus.com>
7759 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
7760 type exists before using it. Use number of words as alignment
7762 (ia64_function_arg_partial_nregs, ia64_function_arg_advance,
7763 ia64_va_arg): Propagate ia64_function_args changes here.
7765 2000-08-01 Richard Henderson <rth@cygnus.com>
7767 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
7768 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
7770 2000-08-01 Bernd Schmidt <bernds@cygnus.co.uk>
7772 From Joern Rennecke:
7773 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
7774 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
7775 unless TARGET_SH3E is set.
7776 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
7778 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
7779 (ashlsi3_std): New pattern.
7780 (ashlsi3 expander): Use it for TARGET_SH3.
7781 * sh.c (gen_ashift): Use it instead of ashlsi3_k.
7783 Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
7785 * loop.c (canonicalize_condition): Use destination, not source to
7786 determine SET's mode.
7788 2000-07-31 Mark Mitchell <mark@codesourcery.com>
7790 * flow.c (clear_log_links): Fix typo.
7792 Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com)
7794 * loop.c (check_dbra_loop): Make change from July 17, 2000 work
7795 on targets which need more than one insn for a compare/cbranch
7798 2000-07-31 Jim Wilson <wilson@cygnus.com>
7800 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size
7801 when computing offset.
7803 Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru>
7805 * genpeep.c (main): Handle DEFINE_PEEPHOLE2.
7807 2000-07-31 Geoff Keating <geoffk@cygnus.com>
7809 * flow.c (clear_log_links): Nuke global_live_at_start and
7810 global_live_at_end data, since if the log_links stuff is invalid
7811 so is global_live_at_*.
7813 2000-07-31 Richard Henderson <rth@cygnus.com>
7815 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
7817 2000-07-31 Jakub Jelinek <jakub@redhat.com>
7819 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
7820 (_cpp_get_token): Don't macro expand a just pasted token if it
7821 was pasted at no_expand_level.
7823 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
7825 * cppmacro.c (find_param, count_params, save_expansion):
7826 Permit 'defined' as a macro parameter name.
7828 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
7830 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
7831 xcpp to cpp throughout.
7832 (native): Remove unnecessary dependency on cpp.
7834 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
7835 tradcpp to tradcpp0.
7836 (.i spec): Add missing output-file spec to cc1 command line.
7837 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
7839 2000-07-31 Zack Weinberg <zack@wolery.cumb.org>
7841 * c-decl.c (mesg_implicit_function_declaration): Init to -1.
7842 (implicit_decl_warning): New function.
7843 (implicitly_declare): Use it.
7844 * c-typeck.c (build_external_ref): Use implicit_decl_warning
7845 to complain about implicit decls of builtins.
7847 * c-lang.c (lang_init): Set mesg_implicit_function_declaration
7848 based on pedantic && flag_isoc99, if not already set.
7849 * c-tree.h: Declare mesg_implicit_function_declaration.
7850 Prototype implicit_decl_warning.
7852 2000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com>
7854 * Makefile.in (ssa.o): Updated header files in dependences.
7855 * basic-block.h: Added compute_immediate_postdominators declaration.
7856 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
7858 * flow.c (compute_immediate_dominators): Updated comment.
7859 (compute_immediate_postdominators): Added definition.
7860 * rtl.h (HARD_REGISTER_P): Added definition.
7861 * ssa.c: Include additional header files.
7862 (assert): Added definition.
7863 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
7864 include select hard registers.
7865 (ssa_rename_to_insert): Likewise.
7866 (ssa_rename_from_initialize): Likewise.
7867 (ssa_rename_from_lookup): Likewise.
7868 (original_register): Likewise.
7869 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to
7870 include select hard reigsters.
7871 (ssa_rename_from_traverse): Likewise.
7872 (ssa_rename_from_free): Likewise.
7873 (ssa_rename_from_print): Likewise.
7874 (ssa_rename_from_print_1): Likewise.
7875 (ssa_rename_from_hash_function): Likewise.
7876 (ssa_rename_from_equal): Likewise.
7877 (ssa_rename_from_delete): Likewise.
7878 (simplify_to_immediate_dominators): Removed in favor of
7879 flow.c:compute_immediate_dominators.
7880 (find_evaluations_1): Modified to work with hard registers.
7881 (insert_phi_node): Likewise.
7882 (insert_phi_nodes): Likewise.
7883 (struct rename_set_data): Updated prev_reg comment.
7884 (create_delayed_rename): Modified to work with hard registers.
7885 (RENAME_NO_RTX): Updated comment.
7886 (apply_delayed_renames): Modified to work with hard registers.
7887 (rename_insn_1): Likewise and added handling of CLOBBER rtls.
7888 (rename_block): Updated to use revised ssa_rename_to interface.
7889 (rename_registers): Updated to use revised ssa_rename_to and
7890 ssa_rename_from interface.
7891 (convert_to_ssa): Revised to use compute_immediate_dominators and
7892 deal with hard registers.
7893 (make_regs_equivalent_over_bad_edges): Modified to work with hard
7894 registers. Added check for illegal unification of hard register.
7895 (make_equivalent_phi_alternatives_equivalent): Modified to work
7896 with hard registers.
7897 (compute_conservative_reg_partition): Likewise.
7898 (coalesce_if_unconflicting): Modified to work with hard registers
7899 and check for conflicting hard registers.
7900 (mark_phi_and_copy_regs): Revised loop to work only on pseudo
7902 (rename_equivalent_regs_in_insn): Modified to work with hard
7904 (record_canonical_element_1): Added definition.
7905 (check_hard_regs_in_partition): Added definition.
7906 (convert_from_ssa): Added data structure deallocation and check
7907 for illegal hard register unification.
7908 (conflict_hard_regs_p): Added definition.
7909 * toplev.c (rest_of_compilation): Added comment.
7911 2000-07-31 Anthony Green <green@redhat.com>
7913 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
7915 2000-07-31 Jason McMullan <jmcmullan@linuxcare.com>
7917 * builtins.c (expand_builtin_apply): Don't defer pop during
7920 2000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7922 * calls.c (combine_pending_stack_adjustment_and_call): Only use
7923 preferred_unit_stack_boundary when it is > 1.
7925 2000-07-31 Joseph S. Myers <jsm28@cam.ac.uk>
7927 * c-common.c (init_function_format_info): Add C99 format functions
7930 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
7931 void' or 'register void' as being the special case of 'void' alone
7932 in a parameter list.
7934 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
7935 discarding qualifiers into a plain warning.
7937 2000-07-31 Kazu Hirata <kazu@hxi.com>
7939 * combine.c: Fix formatting.
7941 * h8300.md: Fix formatting.
7943 * local-alloc.c: Fix formatting.
7945 * h8300.c (get_shift_alg): Remove the variable alg.
7946 (emit_a_shift): Rearrange code to improve readability.
7948 * h8300.md (movsi_h8300hs): Rearrange code to improve readability.
7950 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
7951 HImode on all architectures and a combination of HImode and SImode
7952 on H8/300H and H8/S.
7954 * h8300.c (split_adds_subs): Rearrange code for conciseness.
7956 Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz>
7958 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
7961 Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz>
7963 * recog.c (extract_insn): Set operand_mode according to
7964 operand if match_operand is VOIDmode.
7966 Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz>
7968 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
7970 2000-07-31 Geoff Keating <geoffk@cygnus.com>
7972 * c-parse.in (extdefs): Call ggc_collect between external
7975 2000-07-30 Michael Hayes <mhayes@cygnus.com>
7976 Richard Henderson <rth@cygnus.com>
7978 * Makefile.in (OBJS): Add doloop.o.
7979 * doloop.c: New file.
7981 * final.c (insn_current_reference_address): Return 0 before final.
7982 * flags.h (flag_branch_on_count_reg): Fix typos in commentary.
7983 * jump.c (any_uncondjump_p): Likewise.
7984 * loop.c (indirect_jump_in_function): Make static.
7985 (strength_reduce): Call doloop_optimize.
7986 (insert_bct, instrument_loop_bct): Remove.
7987 * loop.h (doloop_optimize): Prototype.
7988 * recog.c (split_all_insns): Split all INSN_P.
7989 * toplev.c (flag_branch_on_count_reg): Default on.
7991 * config/c4x/c4x.c (c4x_optimization_options): Don't set
7992 flag_branch_on_count_reg.
7993 * config/i386/i386.c (override_options): Likewise.
7994 * config/rs6000/rs6000.c (optimization_options): Likewise.
7996 * config/i386/i386.md (decrement_and_branch_on_count): Remove.
7998 (dbra_ge): Remove, as well as all it's splitters.
8000 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
8003 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
8004 (ia64_register_move_cost): Declare.
8005 * config/ia64/ia64.c (ar_lc_reg_operand): New.
8006 (struct ia64_frame_info): Add ar_size.
8007 (ia64_compute_frame_size): Set it.
8008 (save_restore_insns): Save and restore ar.lc.
8009 (ia64_register_move_cost): New, moved from header file. Handle
8010 application registers.
8011 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
8012 (emit_insn_group_barriers): Special case doloop_end_internal.
8013 (ia64_epilogue_uses): Mark ar.lc live at end.
8014 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
8015 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
8016 (FIRST_PSEUDO_REGISTER): Make room.
8017 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
8018 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
8019 (REG_ALLOC_ORDER): Update.
8020 (HARD_REGNO_MODE_OK): Update.
8021 (REGISTER_NAMES): Update.
8022 (enum reg_class): Add AR_M_REGS and AR_I_REGS.
8023 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
8024 (REGNO_REG_CLASS): Update.
8025 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
8026 (REGISTER_MOVE_COST): Move out of line.
8027 (PREDICATE_CODES): Update.
8028 * config/ia64/ia64.md (movdi patterns): Handle ar register classes.
8029 (addsi3_plus1_alt, adddi3_plus1_alt): New.
8030 (shladd_elim splitter): Allow constants in the predicate.
8031 (doloop_end, doloop_end_internal): New.
8033 2000-07-30 Richard Henderson <rth@cygnus.com>
8035 * genattrtab.c (struct insn_def): Add lineno member.
8036 (struct insn_ent): Likewise.
8037 (struct attr_desc): Likewise.
8038 (struct delay_desc): Likewise.
8039 (struct function_unit_op): Likewise.
8040 (struct function_unit): Likewise.
8041 (check_attr_value): Use message_with_line.
8042 (check_defs): Likewise.
8043 (expand_units): Likewise.
8044 (check_attr_test): Take a lineno argument.
8045 (gen_attr): Likewise.
8046 (gen_insn): Likewise.
8047 (gen_delay): Likewise.
8048 (gen_unit): Likewise.
8049 (main): Give it to them.
8050 (convert_set_attr_alternative): Take an insn_def argument
8051 instead of num_alt and insn_index.
8052 (convert_set_attr): Likewise.
8053 (write_test_expr): Protect INSN_ADDRESSES load
8054 with INSN_ADDRESSES_SET_P.
8056 2000-07-30 Richard Henderson <rth@cygnus.com>
8058 * flow.c (init_propagate_block_info): Use pc_set.
8060 Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz>
8062 * i386.md (*lea_general_[123]) New insns and splits.
8063 (addsi3 to lea splitter): Handle other modes too.
8064 (shlsi3 to lea splitter): Likewise.
8065 (addhi_1_lea, shlhi_1_lea): New patterns.
8066 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
8068 Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
8070 * recog.c (general_operand, nonimmediate_operand): Accept
8071 any mode for VOIDmode CONSTANT_P operands.
8073 Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8075 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
8076 instead of replace_rtx.
8077 * recog.c (validate_replace_rtx_subexp): New function.
8078 * recog.h (validate_replace_rtx_subexp): Declare.
8080 Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8082 * combine.c (simplify_set, make_extraction, make_compound_operation
8083 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
8084 as force_to_mode argument.
8086 Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz>
8088 * combine.c (if_then_else_cond): Be sure that mode fits in
8091 Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz>
8093 * combine.c (record_promoted_value): Allow bitsize of mode
8094 to be equivalent to HOST_BITS_PER_WISE_INT.
8096 Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz>
8098 * function.c (assign_stack_local_1, assign_stack_temp_for_type):
8099 Do not call gen_mode_alignment when mode is BLKmode.
8101 Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz>
8103 * loop.c (express_from_1): Fix call of simplify_gen_binary.
8105 Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz>
8107 * simplify-rtx.c (simplify_relational_operation): Verify that mode ==
8108 VOIDmode implies both operands to be VOIDmode.
8109 (simplify_ternary_operation): Compute properly the mode of comparison.
8110 * combine.c (combine_simplify_rtx): Likewise.
8112 2000-07-25 Michael Hayes <mph@paradise.net.nz>
8114 * basic-block.h (struct loops): New field rc_order.
8115 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
8116 (flow_loops_free): Free rc_order.
8117 (flow_depth_first_order_compute): New parameter rc_order.
8118 (flow_loops_find): Allocate rc_order and swap usage with
8121 2000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8122 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8124 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
8125 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
8126 (nodb_call, return_from_epilogue): Likewise.
8127 (return_from_interrupt_epilogue, prologue, epilogue): Likewise.
8128 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
8129 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
8130 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
8131 (c4x_valid_type_attribute_p): Likewise.
8132 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
8133 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
8135 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8137 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
8138 and loadhi_big_constant if applicable.
8139 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
8140 and add new splitter.s
8142 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8144 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
8146 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8148 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
8150 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8152 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
8154 2000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8156 * config/c4x/libgcc.S (divqf3): Improve accuracy.
8158 2000-07-27 Mark Mitchell <mark@codesourcery.com>
8160 Put phi nodes after NOTE_INSN_BASIC_BLOCK.
8161 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
8162 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
8163 (get_prev_bb_note): Likewise.
8164 (remove_scope_notes): Likewise.
8165 * flow.c (commit_one_edge_insertion): Likewise.
8166 (merge_blocks_nomove): Likewise.
8167 (verify_flow_info): Likewise.
8168 * gcse.c (insert_insn_end_bb): Likewise.
8169 * reg-stack.c (emit_swap_insn): Likewise.
8170 * ssa.c (first_insn_after_basic_block_note): New function.
8171 (insert_phi_node): Use it.
8172 (rename_block): Likewise.
8173 (eliminate_phi): Likewise.
8174 (make_regs_equivalent_over_bad_edges): Likewise.
8175 (make_equivalent_phi_alternatives_equivalent): Likewise.
8176 (for_each_successor_phi): Likewise.
8177 (convert_from_ssa): Modify phi-node deletion algorithm.
8179 2000-07-29 Andreas Jaeger <aj@suse.de>
8181 * configure.in (mips*-*-linux*): Use mips*el to check for little
8182 endian MIPS, add tmake_file.
8184 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
8185 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
8186 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>.
8188 2000-07-28 Richard Henderson <rth@cygnus.com>
8190 * config/ia64/ia64.c (ia64_print_operand): Fix typos.
8191 Sign extend mode size before negating.
8193 2000-07-28 Richard Henderson <rth@cygnus.com>
8195 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
8197 2000-07-28 Bernd Schmidt <bernds@cygnus.co.uk>
8199 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
8200 (cse_insn): Likewise.
8201 (addr_affects_sp_p): Likewise.
8202 * expr.c (move_by_pieces): Likewise.
8203 (clear_by_pieces): Likewise.
8204 * gcse.c (oprs_unchanged_p): Likewise.
8205 * haifa-sched.c (sched_analyze_2): Likewise.
8206 * recog.c (offsettable_address_p): Likewise.
8207 * regclass.c (record_address_regs): Likewise.
8208 * reload.c (find_reusable_reload): Likewise.
8209 (push_reload): Likewise.
8210 (operands_match_p): Likewise.
8211 (decompose): Likewise.
8212 (find_reloads_address_1): Likewise.
8213 (find_inc_amount): Likewise.
8214 * reload1.c (elimination_effects): Likewise.
8215 * resource.c (mark_set_resources): Likewise.
8216 * flow.c (attempt_auto_inc): New function; mostly broken out
8218 (find_auto_inc): Split into two functions and enhanced to
8219 generate POST_MODIFY.
8220 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
8221 * rtl.h (count_all_occurrences): Declare.
8222 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
8224 * rtlanal.c (count_all_occurrences): New function.
8225 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
8226 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
8228 * config/ia64/ia64-protos.h (destination_operand): Declare.
8229 * config/ia64/ia64.c (destination_operand): New function.
8230 (ia64_print_operand): Handle POST_MODIFY.
8231 (rtx_needs_barrier): Likewise.
8232 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
8233 (HAVE_POST_MODIFY_REG): Define to 1.
8234 (MAX_REGS_PER_ADDRESS): Change to 2.
8235 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
8236 (LEGITIMATE_ADDRESS_REG): New helper macro.
8237 (LEGITIMATE_ADDRESS_DISP): Likewise.
8238 (PREDICATE_CODES): Add entry for destination_operand.
8239 * config/ia64/ia64.md (all mov patterns): Use destination_operand
8240 predicate for operand 0.
8242 2000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8244 * dwarf2out.c: Indent #error directive.
8246 * gbl-ctors.h: Fix typo in comment.
8247 (__do_global_ctors): Prototype.
8249 * gcse.c (record_one_set, pre_delete): Remove unused variables.
8251 * rs6000.c (rs6000_maybe_dead): Delete unused prototype.
8252 (print_operand): Initialize variable `t'.
8254 2000-07-27 Aldy Hernandez <aldyh@redhat.com>
8256 * config/arm/arm.md ("call_value"): removed constraints.
8257 Constraints are ignored in expanders.
8258 (*call_value_reg): split =rf into various constraints.
8259 (*call_value_mem): same
8260 (*call_value_symbol): same
8261 (*sibcall_value_insn): same
8263 2000-07-28 Philipp Thomas <pthomas@suse.de>
8265 * install.texi (--enable-nls): Change the description of the NLS
8266 related configure options to match the current state.
8267 (--with-included-gettext): Likewise.
8268 (--enable-maintainer-mode): New description added.
8269 * extend.texi (-fstrict-prototype): Add missing '.'.
8271 2000-07-27 Jim Wilson <wilson@cygnus.com>
8273 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
8274 DECL_INITIAL (decl) == NULL_TREE.
8276 2000-07-27 Alexandre Oliva <aoliva@redhat.com>
8278 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
8279 on insn-attr.h with it.
8280 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
8281 * insn-addr.h: New header.
8282 (insn_addresses_): Renamed from insn_addresses.
8283 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
8284 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
8285 INSN_ADDRESSES_NEW): New macros.
8286 * genattrtab.c (write_test_expr): Use new macros.
8287 * final.c (insn_addresses, init_insn_lengths): Likewise.
8288 (align_fuzz, shorten_branches): Likewise.
8289 (final): Likewise. Do not reject new insns if their addresses
8290 have been added to INSN_ADDRESSES.
8291 * config/arm/arm.c, config/avr/avr.c: Use new macros.
8292 * config/h8300/h8300.c, config/i370/i370.c: Likewise.
8293 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
8294 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
8295 * config/sh/sh.c: Likewise.
8296 (output_branchy_insn): Use INSN_ADDRESSES_NEW.
8298 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
8300 2000-07-27 Andrew Cagney <cagney@b1.cygnus.com>
8302 * gcc.c (struct prefix_list): Add member priority.
8303 (enum path_prefix_priority): Declare.
8304 (add_prefix): Replace ``first'' with ``priority''. Append new
8305 entry but keep list in priority order.
8306 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
8307 PREFIX_PRIORITY_LAST to add_prefix.
8308 (process_command): Move include kludge - foo/stageN - to before
8311 2000-07-27 Jason Merrill <jason@redhat.com>
8313 * dwarf2out.c (gen_typedef_die): Abort if we get identical
8314 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
8316 2000-07-27 RodneyBrown <RodneyBrown@pmsc.com>
8318 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
8319 * tree.h (get_alias_set, lang_get_alias_set): Prototype.
8321 2000-07-27 Joseph S. Myers <jsm28@cam.ac.uk>
8323 * c-decl.c (finish_function): Don't treat 'main' specially unless
8324 flag_hosted. In C99 mode, return 0 from 'main' unless
8325 DEFAULT_MAIN_RETURN is otherwise defined.
8327 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
8328 parameters defaulting to int in an old-style function definition.
8330 2000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8332 * c-parse.in (string): For -Wtraditional, warn about string
8333 concatenation only once per line.
8335 Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp>
8337 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
8338 for HI-UX/WE2 systems.
8340 2000-07-24 Bruce Korb <bkorb@gnu.org>
8342 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
8343 defining the __xxx_TYPE__ macros.
8344 * fixincl/fixincl.tpl(gnu_type_map): now obsolete
8345 * fixincl/fixlib.h: don't need to include "tm.h" anymore
8346 * fixincl/inclhack.def(type_map): now obsolete
8348 Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com>
8350 * cpp.texi: Append a trailing full-stop to xrefs where needed.
8352 2000-07-26 Dave Pitts <dpitts@cozx.com>
8354 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
8356 (mvs_hash_alias): New function.
8357 (mvs_add_alias): Change argument spacing.
8358 (mvs_need_alias): Change aliasing criteria. Added documentation.
8359 (mvs_get_alias): Change to use hashed name. The hashed name prevents
8360 CSECT name collisions.
8361 (mvs_check_alias): Likewise.
8362 (handle_pragma): Change documentation.
8363 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
8364 mode from SImode to DImode.
8365 (iorhi3): Changed LTORG size for insn.
8367 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
8369 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
8370 mem if the address is a mode_dependent_address_p.
8372 2000-07-26 Kazu Hirata <kazu@hxi.com>
8374 * h8300.c (print_operand): Print ":8" when the 'R' operand is
8375 suitable for 8-bit absolute.
8376 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
8377 (OK_FOR_U): Add a case for the 8-bit constant address on the
8380 Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com>
8382 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
8383 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
8384 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
8385 lack of implemented alignment.
8387 2000-07-26 Geoffrey Keating <geoffk@cygnus.com>
8389 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
8390 cross-compiling between 64-bit and 32-bit machines.
8392 2000-07-27 Richard Henderson <rth@cygnus.com>
8394 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
8395 (movhicc_astep, movhi_internal_astep): New.
8396 (movsicc_astep, movsi_internal_astep): New.
8397 (movdicc_astep, movdi_internal_astep): New.
8398 (movsfcc_astep, movsf_internal_astep): New.
8399 (movdfcc_astep, movdf_internal_astep): New.
8400 (movxfcc_astep, movxf_internal_astep): New.
8401 (cmovdi_internal_astep, cmovsi_internal_astep): New.
8402 Unify the cmov[ds]i splitters.
8404 2000-07-27 Rodney Brown <RodneyBrown@pmsc.com>
8406 * real.c (asctoeg): Rename `error' label to unexpected_char_error
8408 2000-07-26 Nick Clifton <nickc@cygnus.com>
8410 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
8411 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
8413 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
8414 well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
8416 2000-07-26 Alexandre Oliva <aoliva@redhat.com>
8418 * c-decl.c (finish_enum): Convert enumerations that fit in an
8420 (build_enumerator): In pedantic mode, cast to `int' those that
8423 2000-07-25 Rodney Brown <RodneyBrown@pmsc.com>
8425 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
8427 Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
8429 * sh.md (cmpgtdi_t): Must be split.
8430 (cmpgtdi_t+1): New splitter.
8432 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8434 * cpplib.c (_cpp_check_directive): Issue -Wtraditional
8435 warnings for indented directives even if we are skipping.
8437 2000-07-25 Nathan Sidwell <nathan@codesourcery.com>
8439 * invoke.texi (strict-prototypes): Remove.
8440 * extend.texi (Deprecated Features): Add strict-prototypes.
8441 (Backwards Compatibility): New node.
8443 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8445 * config/i386/i386.md (andsi_1+1): Allow HImode.
8446 (andsi_1+2): Require q_regs_operand.
8448 2000-07-25 Jakub Jelinek <jakub@redhat.com>
8450 * config/i386/i386.md (call_pop): Check operands[0],
8451 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8453 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
8454 (call_value): Likewise.
8456 2000-07-25 Zack Weinberg <zack@wolery.cumb.org>
8458 * toplev.c (pipe_closed): Delete.
8459 (crash_signal): New. Generate ICE for a fatal signal.
8460 (float_signal): Call crash_signal outside a float-handler
8462 (main): Install crash_signal as handler for core-dumping signals.
8464 2000-07-25 David Edelsohn <edelsohn@gnu.org>
8466 * rs6000.c (print_operand, case 'T'): New case.
8468 * rs6000.md (call_indirect_aix32): Convert to expander of
8469 scheduled instructions.
8470 (call_indirect_aix64): Likewise.
8471 (call_value_indirect_aix{32,64}): Likewise.
8472 (call, call_value): Invoke expanders for AIX. Fall through to
8474 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
8475 (call_value_indirect_nonlocal_aix{32,64}): New patterns.
8476 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
8477 only "g" constraint.
8478 (call_nonlocal_aix64): Likewise.
8479 (call_value_nonlocal_aix{32,64}): Likewise.
8480 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
8482 (call_value_nonlocal_sysv): New pattern.
8483 (indirect_jump{si,di}): Use new 'T' modifier.
8484 (tablejump{si,di} matchers): Likewise.
8485 (return_internal_{si,di}): Likewise.
8486 (return_eh_{si,di}): Likewise.
8488 2000-07-24 Richard Henderson <rth@cygnus.com>
8490 * config/ia64/ia64.c (ia64_print_operand): Handle "%,".
8491 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
8492 * config/ia64/ia64.md (movdi_internal): Use it.
8494 2000-07-24 Zack Weinberg <zack@wolery.cumb.org>
8496 * cppexp.c: Warn about unary + if -Wtraditional.
8497 * cpplex.c (lex_line): Always set BOL on the first token of a line.
8499 2000-07-24 Michael Meissner <meissner@redhat.com>
8501 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
8504 2000-07-24 Nick Clifton <nickc@cygnus.com>
8506 * config/arm/arm.c (emit_multi_reg_push): Generate a
8507 REG_FRAME_RELEATED_NOTE that is compatable with the code in
8508 dwarf2out_debug_frame_expr.
8510 2000-07-24 Jason Merrill <jason@redhat.com>
8512 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
8513 UNALIGNED_INT_ASM_OP.
8514 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
8515 a location expression.
8516 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
8517 assume indirect access if we're saving the CFA address exactly.
8519 * Makefile.in (bootstrap): Move -BstageN/ to the end.
8521 2000-07-24 Jakub Jelinek <jakub@redhat.com>
8523 * tradcpp.c (main): Update max_include_len for cpp_include_defaults
8526 2000-07-24 Michael Meissner <meissner@redhat.com>
8528 * invoke.texi (D30V Options): Add d30v options.
8530 Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com)
8532 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
8533 needed by our gcse pass anymore.
8534 (free_pre_mem): Corresponding changes.
8535 (compute_pre_data): Do not call compute_transpout anymore.
8537 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
8538 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
8541 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
8542 (compute_pre_data): Do it here instead.
8544 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
8546 (pre_delete): Corresponding changes.
8548 2000-07-23 Mark Mitchell <mark@codesourcery.com>
8550 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
8551 to figure out whether or not a variable has already been emitted.
8553 Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com>
8555 * config/i860/i860.md (untyped_call expander): Use GEN_CALL
8556 instead of gen_call.
8558 Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk)
8560 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
8562 2000-07-23 Kazu Hirata <kazu@hxi.com>
8564 * h8300.c: Fix formatting.
8566 2000-07-23 Joseph S. Myers <jsm28@cam.ac.uk>
8568 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
8569 for `long' switch expression into a plain warning.
8571 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
8572 (yylex): Don't pedwarn for "inline" in C99 mode.
8574 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
8576 * ggc-page.c (debug_print_page_list, alloc_page, free_page,
8577 ggc_alloc): Likewise.
8578 * bb-reorder.c (dump_scope_forest_1): Likewise.
8580 2000-07-22 Aldy Hernandez <aldyh@redhat.com>
8582 * reload.c (find_reloads_toplev): Add new parameter
8584 (find_reloads): Add new parameter to find_reloads_toplev calls.
8586 2000-07-22 Jeffrey Oldham <oldham@codesourcery.com>
8588 * collect2.c (main): Typo fixed.
8589 * diagnostic.c: Typo fixed.
8590 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
8591 * eh-common.h: Typo fixed.
8592 * emit-rtl.c (start_sequence): Typo fixed.
8593 * flow.c (find_label_refs): Typo fixed.
8594 (calculate_global_regs_live): Typo fixed.
8595 (mark_regno_cond_dead): Typo fixed.
8596 (create_edge_list): Typos fixed.
8597 (verify_edge_list): Typo fixed.
8598 * ggc-common.c (ggc_mark_rtx_children): Typo fixed.
8599 * loop.c (strength_reduce): Typo in function name fixed.
8600 * rtl.h: Added comments. Typo in function name fixed.
8601 * rtlanal.c: Typo in function name fixed.
8602 (insn_dependant_p): Rename to ...
8603 (insn_dependent_p): ... this.
8604 (computed_jumo_p): Typo fixed.
8606 2000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8608 * system.h (__FUNCTION__): Wrap definition in #ifndef.
8610 2000-07-21 David Edelsohn <edelsohn@gnu.org>
8612 * rs6000.h (SIZE_TYPE): Define.
8614 2000-07-21 Mark Mitchell <mark@codesourcery.com>
8616 * ssa.c (rename_insn_1): Don't rename registers that are
8619 2000-07-21 Zack Weinberg <zack@wolery.cumb.org>
8621 * diagnostic.c (trim_filename, fancy_abort): Moved here from
8623 (fatal_function, set_fatal_function): Removed.
8624 (fatal): Don't prepare for or call the fatal_function.
8625 (diagnostic_lock, error_recursion): New.
8626 (diagnostic_for_decl, report_diagnostic): Guard against
8627 re-entering the error reporting routines.
8628 (fancy_abort): Assume function is not NULL.
8630 * errors.c (fancy_abort): New. Assume function is not NULL.
8631 * tradcpp.c (fancy_abort): Assume function is not NULL.
8633 * system.h: Provide default definition of __FUNCTION__.
8634 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
8635 Always use __FUNCTION__ in definition of abort.
8637 * varray.h: Likewise.
8638 * toplev.h: Likewise. Don't prototype set_fatal_function.
8640 2000-07-20 Geoff Keating <geoffk@cygnus.com>
8642 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
8644 * glimits.h: Don't do #if defined for ARCH_PPC.
8646 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
8647 constants of size no larger than a pointer should go in the TOC.
8648 Add 'MODE' parameter.
8649 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
8650 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
8651 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
8652 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
8653 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
8654 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
8655 (rs6000_legitimize_address): Likewise.
8656 (rs6000_emit_move): Likewise.
8657 (rs6000_select_rtx_section): Likewise.
8658 (output_toc): Deal properly with outputting small constants like
8659 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
8660 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
8661 MODE parameter. Put small constants in the TOC.
8663 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
8665 (rs6000_emit_move): When reload calls us with an illegitimate
8666 address, exit early. Move the change_address calls to one place
8667 at the end of the routine. Merge the SImode and DImode expanders.
8668 When called by reload to put an integer into a FP register, force
8671 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
8673 (rs6000_hash_constant): Hash mode too.
8674 (toc_hash_function): Allow for key_mode.
8675 (toc_hash_eq): Structures are different if key_mode differs.
8676 (output_toc): Add 'mode' parameter. Save key_mode.
8677 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
8678 Pass 'mode' parameter.
8679 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
8681 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
8682 for vtable references.
8684 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
8685 choice, don't put integer values in FP regs.
8687 Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com)
8689 * flow.c (verify_flow_info): Revamp code to verify that the
8690 head and end of each basic block are in the insn chain.
8692 Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de>
8694 * gcse.c (record_one_set): Prepend instead of append onto
8695 reg_set_table, making it O(n) instead O(n^2).
8696 * lcm.c (compute_antinout_edge,compute_laterin,compute_available):
8697 Use a queue instead of a stack as worklist.
8699 2000-07-20 Kazu Hirata <kazu@hxi.com>
8701 * h8300.c (two_insn_adds_subs_operand): Fix a typo.
8702 * h8300.h (OK_FOR_T): New.
8703 (EXTRA_CONSTRAINT): Support OK_FOR_T.
8704 * h8300.md: Use inc/dec.[wl] for increment/decrement
8705 by 1 and 2 in HI and SI modes.
8707 2000-07-20 Jim Wilson <wilson@cygnus.com>
8709 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
8710 larger than 14 bits.
8712 2000-07-20 Zack Weinberg <zack@wolery.cumb.org>
8714 * cppmacro.c (CAN_PASTE_AFTER): New macro.
8715 (count_params): Don't set GNU_REST_ARGS on anything.
8716 (save_expansion): Set PASTE_LEFT only on tokens for which
8717 CAN_PASTE_AFTER is true, or which are named operators.
8719 * cpplex.c (parse_args): Distinguish between a rest argument
8720 given one empty argument, and a rest argument given zero arguments.
8721 (maybe_paste_with_next): Look for VOID_REST tag, and trigger
8722 deletion of previous token based on that.
8723 (get_raw_token): Flatten some control structure.
8725 * cpplib.h (CPP_LAST_EQ): Correct.
8726 (VOID_REST): New token flag.
8727 (GNU_REST_ARGS): Delete.
8729 * tradcpp.c (main): Don't munge -D options.
8730 (make_definition): Bring -D handling in line with cpplib.
8731 (do_define): Strip all leading whitespace from macro definitions.
8733 2000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au>
8735 * Makefile.in (tradcpp): Depend on intl.o and version.o.
8737 2000-07-20 Bruce Korb <bkorb@gnu.org>
8739 * fixincl/check.tpl: strip the platform specific types before testing
8740 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types
8741 * fixincl/fixincl.tpl: use platform specific types
8742 * fixincl/fixlib.h: include the platform specific types
8743 * fixincl/inclhack.def(gnu_types): don't supply the types
8744 * fixincl/fixincl.x: regen
8746 2000-07-19 Jim Wilson <wilson@cygnus.com>
8748 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
8751 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
8753 * tradcpp.c (rescan): Do not recognize directives when the #
8756 2000-07-19 Zack Weinberg <zack@wolery.cumb.org>
8758 Implement C++ named operators.
8760 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
8761 of operators allowed in #if and having an _EQ variant. Add
8762 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
8763 (cpp_token flags): Add NAMED_OP.
8764 (enum node_type): Add T_OPERATOR.
8765 (struct cpp_hashnode): Add code slot to value union.
8766 * cpphash.h (spec_nodes): Remove n_defined.
8768 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
8769 (spell_token, can_paste, maybe_paste_with_next): Handle named operators.
8770 (is_macro_disabled): Tweak error messages.
8772 * cpplib.c (get_define_node): Disallow all named operators as
8773 macro names. Tweak error messages.
8774 (_cpp_init_stacks): Don't set up spec_nodes->n_defined.
8776 * cppinit.c (builtin_array): Add entries for the named operators.
8777 * cppexp.c (lex): Check for CPP_DEFINED token.
8778 (priority table): Add entries for CPP_MIN and CPP_MAX.
8779 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
8781 2000-07-19 Bernd Schmidt <bernds@cygnus.co.uk>
8783 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
8784 larger than the array of cuids.
8785 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
8788 2000-07-19 Bruce Korb <bkorb@gnu.org>
8790 * fixinc/fixincl.c: Convert to using a table of environment variables
8791 and activate the auto-edit marker on the fixed output files.
8792 * fixinc/fixlib.h: Define the environment table
8793 * fixinc/fixincl.sh: export the ${INPUT} dir
8794 * fixinc/check.tpl: likewise
8796 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
8798 * gcc.c (.h spec): Fix typo.
8800 Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org>
8802 * Makefile.in: Fix tradcif.c path.
8804 2000-07-18 Zack Weinberg <zack@wolery.cumb.org>
8806 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
8809 * cpphash.h (TOKEN_NAME): New macro.
8810 (_cpp_spell_operator): Deleted.
8811 (token_spellings): Now _cpp_token_spellings.
8813 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
8814 * cpplex.c: Use OP and TK macros when expanding the
8815 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
8816 store the stringification of the enumeration name (CPP_CHAR,
8817 etc.) in the name slot of token_spellings.
8818 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
8819 token_spellings directly.
8820 * cpplib.c: Use TOKEN_SPELL.
8822 * cpplex.c (_cpp_push_token): If the token being pushed back
8823 is the previous token in this context, just subtract one from
8825 * cppmacro.c (save_expansion): Clear aux field when storing a
8828 2000-07-18 Jakub Jelinek <jakub@redhat.com>
8830 * cpplex.c (cpp_scan_buffer): Output line command even at the stop
8831 buffer, provided it is not NULL.
8833 2000-07-18 Alexandre Oliva <aoliva@redhat.com>
8835 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in
8836 case of invalid volatile re-declaration.
8838 2000-07-18 Jakub Jelinek <jakub@redhat.com>
8840 * calls.c (store_arg): Return non-zero if sibcall_failure is desired.
8841 (expand_call): Adjust caller.
8843 2000-07-17 Gabriel Dos Reis <gdr@codesourcery.com>
8845 * diagnostic.h (report_diagnostic): Change prototype.
8847 * diagnostic.c (output_do_verbatim, diagnostic_for_asm,
8848 diagnostic_for_decl): Change prototype.
8849 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
8850 error, warning, error_with_file_and_line,
8851 warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
8852 Adjust call to report_diagnostic, diagnostic_for_decl.
8853 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
8854 (output_verbatim, verbatim): Adjust call to output_do_verbatim.
8856 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
8857 varaible argument list.
8859 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
8861 * cpphash.c: Don't include hashtab.h. Most macro-handling code
8862 moved to cppmacro.c.
8863 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
8864 dump_hash_helper): Delete.
8865 (expand_hash, higher_prime_number, _cpp_lookup_with_hash,
8866 cpp_forall_identifiers): New. Implement specialized version of
8867 Vlad's expandable hash table.
8868 (cpp_lookup): Use new functions.
8869 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
8871 * cppmacro.c: New file.
8872 * cppinit.c (dump_macros_helper): New.
8873 (cpp_finish): Iterate over the identifier table directly.
8874 * cpplex.c (parse_name): Calculate the hash of the identifier
8875 while we scan it. Use _cpp_lookup_with_hash when we can.
8877 * cpphash.h: Update prototypes.
8878 (xcnewvec, HASHSTEP): New helper macros.
8879 * cpplib.h: Update prototypes.
8880 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
8881 (cppmacro.o): New rule.
8882 (cpphash.o): Update deps.
8884 * cppmain.c: Do not set pfile->printer if no_output is on.
8886 2000-07-15 Neil Booth <neilb@earthling.net>
8888 * cpplib.c: Change all directive-handler functions to return
8890 * cpphash.h: Update typedefs.
8892 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
8894 * configure: Regenerate.
8896 * extend.texi (Extended Asm): Mention that a memory clobber
8897 does not count as a side-effect.
8899 * unroll.c (copy_loop_body): Fix one instance of using host
8900 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
8903 * tlink.c (scan_linker_output): Tweak for output of AIX ld.
8905 2000-07-17 Richard Henderson <rth@cygnus.com>
8907 * config/ia64/ia64.md (movdi): Split out load address code.
8908 New post-reload splitter for symbolic operands.
8909 (movdi_internal): Abort if we didn't split symbolic operands
8910 when we should have.
8911 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
8912 (ia64_reorg): Split insns when not optimizing.
8913 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
8915 Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz>
8917 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
8918 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
8920 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
8922 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
8924 2000-07-17 Jason Merrill <jason@redhat.com>
8926 * Makefile.in (clean): Remove libgcc directory.
8928 * configure.in (-Wno-long-long check): Use higher-level macros.
8930 2000-07-17 Zack Weinberg <zack@wolery.cumb.org>
8932 * simplify-rtx.c (simplify_binary_operation): Recognize
8933 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
8934 (simplify_ternary_operation): Do not examine MODE_BITSIZE of
8935 a CONST_INT, it will always be zero.
8937 2000-07-17 Chandrakala Chavva <cchavva@cygnus.com>
8939 * loop.c (check_dbra_loop) : Return if more than one condition is
8940 present to control the loop.
8942 Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com>
8944 * mips.c (mips_expand_prologue): Don't calculate the last argument
8945 register unless we need it. When we are calculating this, make
8946 sure FUNCTION_ARG is giving us a REG.
8948 2000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8950 * flow.c (libcall_dead_p): Use single_set to verify the insn
8951 has only one set and get for analysis.
8952 (propagate_one_insn): Don't pass the PATTERN of the insn.
8954 2000-07-17 Mark Klein <mklein@dis.com>
8956 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
8958 2000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca>
8960 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
8961 * configure.in (TARGET_GETGROUPS_T): Evaluate.
8962 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
8963 of second argument of getgroups.
8964 * configure, config.in: Rebuilt.
8966 2000-07-17 Geoffrey Keating <geoffk@cygnus.com>
8968 * simplify-rtx.c (simplify_relational_operation): Two signed
8969 values with equal high words are less/greater than each other if
8970 their low words are less/greater when considered as unsigned.
8972 Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org>
8974 * configure.in (vax-*-openbsd): Change to new style configuration,
8975 add collect2/float_format information.
8976 * configure: Rebuilt.
8977 * config/vax/openbsd1.h: New.
8978 * config/vax/openbsd.h: New.
8979 * config/vax/t-openbsd: New.
8981 2000-07-17 Chip Salzenberg <chip@valinux.com>
8983 * c-common.c (shorten_compare): Quiet warnings about unsigned
8984 comparisons with zero when they occur in a system header.
8986 2000-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
8988 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
8989 update to describe current practice.
8991 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
8993 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
8994 references to C9X. Change references to -fstd and -flang-isoc9x
8997 * c-common.c (scan_char_table): Allow "z" length modifiers on
8999 (check_format_info): Use TYPE_DOMAIN on the type matched against
9000 for "z" formats, to retrieve the language size_t rather than the
9003 * c-common.c (check_format_info): Do not make a pedantic objection
9004 to the 'L' length modifier if used with a floating point type
9007 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
9008 constants in C99 mode.
9010 2000-07-17 Kazu Hirata <kazu@hxi.com>
9012 * h8300.md: Fix the format of mac.
9013 (movsi_h8300hs): Output a tab after stmac instead of a space.
9015 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting
9016 profitable adds/subs sequences.
9018 * fold-const.c: Fix comment typos.
9020 2000-07-16 Laurynas Biveinis <lauras@softhome.net>
9022 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
9024 2000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
9028 2000-07-16 Neil Booth <NeilB@earthling.net>
9030 * cpplex.c: Update comments.
9031 * README.Portability: Small update.
9033 2000-07-16 Neil Booth <NeilB@earthling.net>
9035 * README.Portability: Small update.
9037 2000-07-15 Richard Henderson <rth@cygnus.com>
9039 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
9040 * config/ia64/ia64.c (ia64_move_ok): New function.
9041 * config/ia64/ia64.md (movqi, movqi_internal): Use it.
9042 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
9044 2000-07-15 Zack Weinberg <zack@wolery.cumb.org>
9046 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens
9047 immediately following a paste operator.
9048 * cppinit.c (sort_options): New function (only for HOST_EBCDIC).
9049 (cpp_reader_init): Call it, if HOST_EBCDIC.
9050 (cpp_handle_options): Do not sort option list here.
9051 (handle_option): Rename to cpp_handle_option and export.
9052 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
9053 _cpp_get_token directly.
9054 (cpp_scan_line): Return 0 at EOF, 1 otherwise.
9055 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
9056 * cpplib.h: Prototype cpp_handle_option. Update prototype of
9059 2000-07-15 Richard Henderson <rth@cygnus.com>
9061 * fold-const.c (extract_muldiv): Don't optimize past an unsigned
9062 cast around an expression. Tidy other unsigned tests.
9064 2000-07-15 Gabriel Dos Reis <gdr@codesourcery.com>
9066 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
9067 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
9068 (v_message_with_decl): Rename to ...
9069 (format_with_decl): ... this. Tweak
9070 (diagnostic_for_decl): New function.
9071 (fatal_io_error): Use verbatim in lieu of notice.
9072 (announce_function): Use verbatim.
9073 (default_print_error_function): Likewise.
9074 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
9077 2000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9079 * mips.c (function_arg_pass_by_reference): Don't do automatic
9080 aggregate initialization.
9081 (machine_dependent_reorg): Initialize variable `mode'.
9083 * mips.md (absdi2): Change variable `regno1' to unsigned int.
9084 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
9085 conflicts with sys/param.h macro of the same name.
9086 (reload_outdi): Likewise.
9088 2000-07-15 Michael Meissner <meissner@redhat.com>
9090 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
9091 == CONST + INCREMENT, don't overwrite the tree node for FOO++,
9092 create a new node instead.
9094 2000-07-15 Neil Booth <NeilB@earthling.net>
9096 * README.Portability: Correct example about calling a function
9097 through a pointer to function. Format wide paragraphs.
9099 2000-07-15 Michael Meissner <meissner@redhat.com>
9101 * README.Portability: Update integer suffixes and function
9104 2000-07-15 Neil Booth <NeilB@earthling.net>
9106 * README.Portability: Small update.
9108 2000-07-15 Neil Booth <NeilB@earthling.net>
9110 * README.Portability: New file.
9112 Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com>
9114 * INSTALL: Give special instructions for building GCC on Irix 6.
9115 * config/mips/x-iris6 (CC): Don't set it.
9118 2000-07-14 Jason Merrill <jason@redhat.com>
9120 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
9121 register in the stack and later in another register, use the new
9124 Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com>
9126 * config/mips/mips.md: (absdi2): Handle sign_extend for
9129 2000-07-14 Nathan Sidwell <nathan@codesourcery.com>
9131 * cpplib.c (do_pragma_dependency): Tidy warning messages.
9133 2000-07-14 Zack Weinberg <zack@wolery.cumb.org>
9135 * .cvsignore: Correct typo.
9137 2000-07-13 Mark Mitchell <mark@codesourcery.com>
9139 * .cvsignore: Add generated YACC files.
9140 * objc/.cvsignore: New file.
9142 2000-07-14 Neil Booth <NeilB@earthling.net>
9144 * cpplex.c (adjust_column): New funcion.
9145 (skip_whitespace): Use it.
9146 (skip_block_comment): Use it, and warn about /*/* with
9149 2000-07-14 Neil Booth <NeilB@earthling.net>
9151 * cpphash.c (struct macro_info): Add new members.
9152 (_cpp_free_definition): Delete the macro directly.
9153 (count_params): Return void, with first token of
9154 expansion in struct macro_info on success.
9155 (parse_define): Return int. Hoist syntax checking from
9156 save_macro_expansion. Leave call to save_expansion to
9157 _cpp_create_definition.
9158 (alloc_macro): Needs just 2 arguments.
9159 (free_macro): Delete.
9160 (save_expansion): Don't perform syntax check.
9161 (_cpp_create_definition): Call save_expansion.
9163 2000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9165 * genrecog.c (write_header): Split long string.
9167 * cpphash.c (macro_info): Don't use the `signed' keyword.
9169 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
9171 2000-07-13 Jakub Jelinek <jakub@redhat.com>
9173 * calls.c (stored_args_map): New variable.
9174 (check_sibcall_argument_overlap_1): New.
9175 (check_sibcall_argument_overlap): New.
9176 (expand_call): Initialize stored_args_map.
9177 Call check_sibcall_argument_overlap.
9179 2000-07-13 Bruce Korb <bkorb@gnu.org>
9181 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
9182 (emit_gnu_type): utility procedure for gnu_type_fix
9183 (gnu_type_fix): implement various pre-processor guards around
9184 standard types so these types can be defined over and over
9185 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
9186 types alluded to above will have GNU-compliant base types
9187 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
9188 * fixinc/inclhack.def: add test_text entries and utilize the new
9189 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
9190 * fixinc/fixincl.x: regenerate
9192 2000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
9194 * diagnostic.c (vline_wrapper_message_with_location,
9195 v_message_with_file_and_line, v_error_with_file_and_file,
9196 v_error_for_asm, v_warning_for_asm, vfatal,
9197 v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
9198 vsorry, verror, vwarning, vpedwarn): Remove.
9199 (diagnostic_for_asm): New function.
9200 (pedwarn, error, warning, pedwarn_with_file_and_line,
9201 error_with_file_and_line, warning_with_file_and_line, sorry,
9202 error_for_asm, warning_for_asm, fatal): Reimplement.
9203 (finish_diagnostic): Clear diagnostic info as well.
9205 2000-07-13 Neil Booth <NeilB@earthling.net>
9207 * c-common.h (flag_digraphs): New.
9208 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
9209 * c-lex.c (yylex): Use flag_digraphs to decide whether to
9212 2000-07-13 Zack Weinberg <zack@wolery.cumb.org>
9214 * gcc.c (do_spec_1): Add new %B operator.
9215 (set_input): Prepare for %B.
9217 (link_command_spec): Move up with the other tm.h-
9218 overrideable specs. Factor out the portion conditional on
9219 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
9220 (struct compiler): Just have a single spec string. All users
9222 (default_compilers): Remove unnecessary braces.
9223 (static_specs): Update.
9225 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New
9227 (C and assembly specs): Use the new named specs, as appropriate.
9229 * objc/lang-specs.h: Use the new named specs.
9230 Remove unnecessary braces.
9232 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9234 * gcc.c (execute): If a subprocess gets a fatal signal, report
9235 strsignal() of the signal number, and ask for a bug report.
9236 Do not do this for SIGPIPE if there's already been an error.
9238 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
9241 * tradcif.c: Remove.
9243 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9245 * final.c (profile_function): Do not emit profile counters in
9246 the data section, if NO_PROFILE_COUNTERS is defined.
9247 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
9250 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
9251 (FUNCTION_PROFILER): Just emit a call to mcount.
9253 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9255 * tradcpp.c (main): Rename 'perror' label to 'sys_error'.
9257 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
9258 cpplib.c, cpplib.h: Eradicate all traces of code dependent on
9259 traditional, lang_chill, or lang_fortran.
9261 * cppfiles.c: #undef strcmp to suppress warning about macros
9262 used without arguments.
9263 (_cpp_execute_include): Use f, not fname, in "No include path"
9265 (_cpp_pop_file_buffer): New function.
9266 * cpplib.c: Don't include <sys/mman.h>.
9267 (cpp_push_buffer): Set line_base and lineno in new buffer.
9268 (cpp_pop_buffer): Use _cpp_pop_file_buffer.
9270 * cpplex.c: Move all prototypes and structure declarations to the
9271 top of the file. Properly parenthesise some macro arguments.
9272 (cpp_scan_line): New function.
9273 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
9274 don't need to walk up the stack counting.
9276 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9278 * c-common.c (combine_strings): Emit a pedantic warning when a
9279 string length is greater than the minimum ANSI C is required
9282 Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com)
9284 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
9285 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
9287 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9289 * c-decl.c (define_label): Warn about identifier conflicts with
9290 labels in traditional C.
9292 * c-parse.in (unop +): Warn about the unary plus operator for
9295 * c-typeck.c (store_init_value): Warn about automatic aggregate
9296 initialization for traditional C.
9298 * invoke.texi (-Wtraditional): Document new warnings.
9300 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9302 * Makefile.in (c-errors.o): Fix thinko in dependency.
9304 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9306 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
9307 -traditional, -ftraditional, or -traditional-cpp was given.
9308 Do not pass -traditional to the preprocessor.
9309 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
9310 preprocessor does it automatically.
9311 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
9313 * ch/lang-specs.h: Always use tradcpp. Do not pass
9314 -traditional, -trigraphs, or -pedantic to the preprocessor.
9315 * f/lang-specs.h (.F spec): Likewise. Don't bother defining
9318 2000-07-12 Zack Weinberg <zack@wolery.cumb.org>
9320 * cppexp.c (LOGICAL): Delete macro.
9321 (_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
9324 * cpphash.c (HASHSIZE): Increase to 4096.
9325 (struct hashdummy): Add hash field.
9326 (eq_HASHNODE): Compare unreduced hashes, then lengths, then
9327 the string values using memcmp.
9328 (cpp_lookup): Set dummy.hash.
9330 Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org>
9332 * configure.in (m88k-openbsd): Express configuration using new fragment
9334 * configure: Rebuilt.
9335 * m88k/aout-dbx.h: New.
9336 * m88k/openbsd.h: New.
9337 * m88k/xm-openbsd.h: New.
9339 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9341 * expr.c (expand_expr): Return const0_rtx, not error_mark_node.
9343 2000-07-12 Richard Henderson <rth@cygnus.com>
9345 * reload.c (push_secondary_reload): Make sure to add the new
9346 reload at the end, after acquiring secondary memory.
9348 2000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9350 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
9352 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
9353 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
9355 * c-parse.in (stmt): Delete unused variables.
9357 * convert.c (convert_to_vector): Likewise.
9359 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
9361 * tree.c (finish_vector_type): Prototype.
9363 2000-07-12 Bruce Korb <bkorb@gnu.org>
9365 * fixinc/fixfixes.c: use xmalloc
9366 * fixinc/fixincl.c(initialize): set program name for xmalloc
9367 * fixinc/fixlib.c(must_malloc): obsolete
9368 (is_cxx_header): no longer used - disabled
9369 (skip_quote): inserted and disabled for future use
9370 * fixinc/fixlib.h: reflects above
9371 * fixinc/fixtests.c: removed dinkleberries
9373 2000-07-12 Neil Booth <NeilB@earthling.net>
9375 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
9376 * cpplex.c (TOKEN_SPELL) Move to cpphash.h.
9378 * cpphash.c: (struct macro_info, alloc_macro, free_macro,
9379 struct toklist_dummy): New.
9380 (cpp_free_definition): Free macros with free_macro.
9381 (count_params): Don't save paramter spellings. Save macro
9382 information in a struct macro_info.
9383 (parse_define): Don't allocate a token list.
9384 (save_expansion): Allocate the macro's token list, and
9385 save parameter spellings if necessary. Use TOKEN_SPELL.
9386 (cpp_create_definition): Make list const.
9388 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9390 * c-typeck.c (pedwarn_c99): Move to
9391 * c-errors.c: ... Here.
9392 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
9393 * diagnostic.c (verror, vwarning, vpedwarn): Make static.
9394 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
9395 (c-errors.o): List dependency.
9397 2000-07-12 Mark Mitchell <mark@codesourcery.com>
9399 * c-parse.c: Remove.
9400 * c-parse.h: Likewise.
9401 * c-parse.y: Likewise.
9402 * objc/objc-parse.c: Likewise.
9403 * objc/objc-pasre.y: Likewise.
9405 2000-07-11 Rodney Brown <RodneyBrown@pmsc.com>
9407 * gcc.texi: Fix minor typos
9408 * extend.texi: Fix minor typos
9410 2000-07-11 Marc Espie <espie@openbsd.org>
9412 * collect2.c (main): Recognize .lo as object files.
9414 2000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca>
9416 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
9419 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
9420 with MAP_ANONYMOUS and MAP_ANON.
9421 * configure, config.in: Rebuilt.
9423 2000-07-12 Gabriel Dos Reis <gdr@codesourcery.com>
9425 * diagnostic.c (save_output_state): Remove.
9426 (restore_output_state): Likewise.
9427 (clear_text_info): New function.
9428 (clear_diagnostic_info): Likewise.
9429 (output_text_length, is_starting_newline, output_prefix,
9430 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
9431 prefixing_policy, output_buffer_ptr_to_format_args): New macros
9432 (set_real_maximum_length, output_set_maximum_length,
9433 output_set_prefix, output_get_prefix, output_set_maximum_length,
9434 output_destroy_prefix, init_output_buffer,
9435 reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
9436 output_add_newline, output_add_character, output_add_space,
9437 output_append_r, output_append, wrap_text, output_format,
9438 output_do_printf, output_printf, output_do_verbatim,
9439 output_verbatim, verbatim): Use them.
9440 (output_clear): Split into cleat_text_info and
9441 clear_diagnostic_info.
9442 (struct output_state): Move to...
9444 * diagnostic.h: ...Here
9445 (struct output_buffer): Adjust.
9447 2000-07-11 Zack Weinberg <zack@wolery.cumb.org>
9449 * cpplex.c (parse_name): No longer inline (premature optimization).
9450 (do_pop_context): Fold into pop_context.
9451 (pop_context): Returns int.
9452 (lex_next): Hoist test for end of directive into pop_context.
9453 (push_macro_context): Returns int; takes just reader and token.
9454 Hoist test for excessive nesting to caller.
9455 (push_arg_context): Returns void; takes just reader and token.
9456 Do not call stringify_arg or get_raw_token.
9457 (get_raw_token): Convert tail recursion through push_arg_context
9458 to a loop at this level. Call stringify_arg here if appropriate.
9459 (maybe_paste_with_next): Convert tail recursion to a while loop.
9460 Hoist test of paste_level to caller.
9462 (stringify_arg): Push arg context at beginning.
9463 (cpp_get_token): Split out core into _cpp_get_token. Call
9464 process_directive here. Throw away CPP_PLACEMARKER tokens.
9465 (_cpp_get_token): Convert tail recursion through
9466 push_macro_context to a loop at this level.
9467 (_cpp_glue_header_name, is_macro_disabled, stringify_arg,
9468 _cpp_get_raw_token): Use _cpp_get_token.
9469 (_cpp_skip_rest_of_line): Drop the context stack directly; do
9470 not call pop_context.
9471 (_cpp_run_directive): Call lex_next directly.
9473 * cpphash.h: Prototype _cpp_get_token.
9474 * cppexp.c (lex): Use it.
9475 * cpphash.c (parse_define): Use it.
9476 * cpplib.c (get_define_node, do_undef, parse_include,
9477 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
9478 do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
9479 parse_ifdef, validate_else): Use it.
9480 (cpp_push_buffer): Tweak error message; abort if anyone tries
9481 to push a buffer while macro expansions are stacked.
9483 2000-07-11 Donn Terry <donnte@microsoft.com>
9485 * cpplex.c (free_macro_args, save_token): Cast arg of free
9486 and/or xrealloc to PTR.
9487 (_cpp_init_input_buffer): Clear all fields of the base context.
9489 Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com>
9491 * gensupport.c (process_rtx): Make rtl checking stop
9492 complaining about the define_insn while it is being
9493 converted from a define_insn_and_split.
9495 Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com>
9497 * config/mips/mips.c (simple_memory_operand): Access the
9498 INTVAL of the address, not it's containing MEM.
9500 2000-07-11 Bruce Korb <bkorb@gnu.org>
9502 * fixinc/fixtests.c(double_slash): obsolete
9503 (else_endif_label): likewise
9504 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete
9505 (libc1_ifdefd_memx): correct initial comment
9506 and omit the #if/#endif pair from the memxxx declarations
9507 * fixinc/fixincl.x: regen
9509 2000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9511 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
9513 2000-07-11 Neil Booth <NeilB@earthling.net>
9517 2000-07-11 Neil Booth <NeilB@earthling.net>
9519 * cppinit.c: (cpp_reader_init): Allow digraphs by default.
9520 (handle_option): Set digraphs according to standard.
9521 Merge OPT_lang_c89 handler with OPT_std_c89.
9523 * cpplex.c: (lex_line, can_paste): Honour digraphs in
9524 accordance with the digraphs flag.
9526 * cpplib.h: (struct cpp_options): New option digraphs.
9528 2000-07-10 Hans-Peter Nilsson <hp@axis.com>
9529 Bruce Korb <bkorb@gnu.org>
9531 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
9532 * fixinc/fixincl.x: Regenerate.
9533 * fixinc/tests/base/testing.h: Add testcase.
9535 2000-07-10 Richard Henderson <rth@cygnus.com>
9537 * config/ia64/ia64.c (got_symbolic_operand): New.
9538 (symbolic_operand, move_operand): Revert 0701 change.
9539 * config/ia64/ia64.h (PREDICATE_CODES): Update.
9540 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
9541 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
9542 split the offset into a 14-bit low part instead of a 13-bit low part.
9543 (load_fptr): Mark the mem as unchanging.
9544 (load_symptr): Use got_symbolic_operand.
9546 2000-07-10 Nick Clifton <nickc@cygnus.com>
9548 * libgcc2.c (next_stack_level): Cast result of computation to
9549 (void **) so that the assignment does not generate a warning.
9551 2000-07-10 Chandrakala Chavva <cchavva@redhat.com>
9553 * flags.h : Add new variable flag_single_precision_constant.
9554 * toplev.c (display_help) : Add -fsingle-precision-constant option.
9555 (flag_single_precision_constant): New.
9556 * c-lex.c (yylex): Convert floating point constant to single
9558 * invoke.texi : Add documentation for this new option.
9560 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
9562 * diagnostic.c (output_octal): Second parameter is unsigned.
9563 (output_long_octal): Likewise.
9564 (output_hexadecimal): Likewise.
9565 (output_long_hexadecimal): Likewise.
9566 (output_format): Adjust arguments extraction. Tweak.
9567 (output_verbatim, verbatim): End variable argument list.
9568 (report_diagnostic): Improve documentation.
9570 2000-07-10 Benjamin Chelf <chelf@codesourcery.com>
9572 * c-common.h (build_stmt): Declare.
9573 (build_continue_stmt): Likewise.
9574 (build_break_stmt): Likewise.
9575 (build_return_stmt): Likewise.
9577 * c-decl.c (do_case): Rewrite to do what previously done in
9580 * c-semantics.c (build_stmt): Define.
9581 (build_return_stmt): Likewise.
9582 (build_break_stmt): Likewise.
9583 (build_continue_stmt): Likewise.
9584 (build_case_label): Likewise.
9586 * c-parse.in (BREAK): Change to build tree, then generate RTL.
9587 (CONTINUE): Likewise.
9590 (DEFAULT): Likewise.
9592 * c-parse.y: Regenerate.
9593 * c-pasre.c: Likewise.
9595 2000-07-09 Jason Merrill <jason@redhat.com>
9597 * expr.c (expand_expr): Bail earlier if we get an error_mark_node.
9599 * tree.h (STRIP_NOPS): Check for error_mark_node.
9600 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
9601 (dwarf2out_*): Remove duplicate declarations.
9603 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
9604 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
9606 2000-07-10 Gabriel Dos Reis <gdr@codesourcery.com>
9608 * diagnostic.c (wrap_text): New function.
9609 (maybe_wrap_text): Likewise.
9610 (output_add_string): Use it.
9611 (output_format): Likewise.
9612 (count_error): Use verbatim instead of notice.
9613 (report_error_function): Likewise. Don't use plain fprintf.
9614 (finish_diagnostic): New function.
9615 (output_do_verbatim): Tweak. Commonalize functionalities in
9616 output_verbatim and verbatim.
9617 (output_verbatim): Adjust.
9618 (verbatim): Likewise.
9619 (report_diagnostic): Define.
9621 * diagnostic.h (report_diagnostic): Prototype.
9623 2000-07-09 Zack Weinberg <zack@wolery.cumb.org>
9625 * cppexp.c (_cpp_parse_expr): Don't use unary plus.
9627 2000-07-09 Neil Booth <NeilB@earthling.net>
9629 * cpphash.h: ISvspace, is_vspace, is_nvspace: New.
9630 IShspace, ISspace: Update.
9632 * cppinit.c: ISTABLE: Update.
9635 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
9636 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
9637 (skip_block_comment, skip_line_comment, parse_string,
9638 lex_line): Use is_vspace rather than IS_NEWLINE.
9639 (skip_whitespace, lex_line): Clean up to use is_nvspace.
9640 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
9642 (lex_next): Unconditionally stop if within a directive.
9643 Treat directives within macro invocations as directives
9644 (after parse_args emits error), not as the argument.
9646 2000-07-09 Gabriel Dos Reis <gdr@codesourcery.com>
9648 * diagnostic.c (diagnostic_args): New macro.
9649 (diagnostic_msg): Likewise.
9650 (output_formatted_integer): Likewise.
9651 (output_state): New data type.
9652 (digit_buffer): Make global.
9653 (output_add_integer): Rename to output_decimal. Squeeze
9655 (output_long_decimal, output_unsigned_decimal,
9656 output_long_unsigned_decimal, output_octal, output_long_octal,
9657 output_hexadecimal, output_long_hexadecimal): New functions.
9658 (output_append_r): New function.
9659 (output_append): Tweak.
9660 (output_flush_on): Rename to output_to_stream.
9661 (output_format): Change prototype. Improve documentation. Handle
9662 more format specifiers.
9663 (build_location_prefix): Rename to context_as_prefix.
9664 (output_notice): Rename to output_do_printf.
9665 (output_printf): Tweak.
9666 (line_wrapper_printf): Likewise.
9667 (vline_wrapper_message_with_location): Adjust call to renamed
9669 (v_message_with_decl): Likewise.
9670 (default_print_error_function): Likewise.
9671 (save_output_state): New function.
9672 (restore_output_state): Likewise.
9673 (output_do_verbatim): Likewise.
9674 (output_verbatim): Define.
9675 (verbatim): Likewise.
9677 * diagnostic.h (printer_fn): Change return type from void to int.
9678 Improve documentation.
9679 (output_add_integer): Rename to output_decimal.
9680 (output_flush_on, output_format): Don't export.
9681 (output_verbatim, verbatim): Declare.
9683 2000-07-08 Toon Moene <toon@moene.indiv.nluug.nl>
9685 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
9686 Check whether c divides op1 exactly if operation is not
9689 2000-07-08 Richard Henderson <rth@cygnus.com>
9691 * final.c (final): Do not abort when reg-stack introduces
9694 2000-07-08 Zack Weinberg <zack@wolery.cumb.org>
9696 * cpplib.h (struct cpp_name): Now struct cpp_string.
9697 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
9698 CPP_HEADER_NAME): Change to type S.
9699 (struct cpp_token): Rename 'name' field to 'str'. Add 'node'
9700 field, a cpp_hashnode *. All references to val.name updated
9701 to use val.str or val.node as appropriate.
9702 (struct cpp_reader): Add spec_nodes field.
9703 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
9705 * cpphash.h (struct spec_nodes): New.
9706 (enum spell_type): Reorder. Only SPELL_STRING tokens use
9707 val.str. All references to 'spelling > SPELL_NONE' updated to
9710 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
9711 pfile->buffer->inc are not NULL before dereferencing them.
9713 * cpplex.c (parse_name): Take a pointer to the current token,
9714 plus current position and limit as args; return the new
9715 position; don't copy the text of a name into the string
9716 buffer, instead call cpp_lookup and store the node pointer.
9717 If extending a token, copy out the text of the old into a
9718 scratch buffer, append the new, look that up and store the new
9719 node pointer. Inline.
9720 (maybe_paste_with_next): If the result of paste is a NAME,
9721 then look up the pasted text and store its node pointer.
9722 (lex_line): Adjust for new parse_name interface.
9723 Check for L"str", L'str' using spec_nodes->n_L.
9724 (spell_token): SPELL_IDENT tokens have their spelling in
9725 val.node->name. Handle SPELL_STRING tokens that don't have
9727 (_cpp_expand_name_space,
9728 (can_paste): Check for L ## "str" using spec_nodes->n_L.
9729 (cpp_get_token, special_symbol): No need to call cpp_lookup.
9730 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
9731 return 1=equal 0=not, not a tristate.
9733 * cpphash.c (var_args_str): Delete.
9734 (find_param): Compare node fields directly.
9735 (is__va_args__): Use CPP_PEDANTIC. Just compare
9736 token->val.node with spec_nodes->n__VA_ARGS__.
9737 (dump_funlike_macro): Don't use var_args_str.
9739 * cpplib.c (_cpp_check_directive): Just walk through
9740 spec_nodes->dirs comparing pointers.
9741 (get_define_node, do_pragma_poison, detect_if_not_defined,
9742 parse_ifdef): The identifier has already been looked up.
9743 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
9745 (do_if): Only call detect_if_not_defined at beginning of file.
9746 (_cpp_parse_assertion): Only copy string pointers for
9747 SPELL_STRING tokens.
9748 (pragma_dispatch): Take a node pointer and examine its name
9750 (_cpp_init_stacks): Also initialize the spec_nodes structure.
9752 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
9754 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
9755 reverse order from the corresponding _cpp_init_* routines.
9757 * cppexp.c (parse_number, parse_charconst, parse_defined,
9758 lex): Check val.node->type instead of calling cpp_defined.
9759 Use spec_nodes entries where appropriate.
9761 * fix-header.c, scan-decls.c: Update for interface changes.
9763 2000-07-08 Geoffrey Keating <geoffk@cygnus.com>
9765 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
9766 emitting aux_truncdfsf2.
9768 2000-07-03 Donn Terry (donnte@microsoft.com)
9770 * cppinit.c (print_help): split overlong line into ISO C89
9773 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
9775 * cppexp.c: Update all code for new lexer interface.
9776 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
9777 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
9778 * cpplex.c (token_names): Trim leading CPP_ from names; make
9779 the strings unsigned.
9780 (_cpp_spell_operator): New.
9781 (is_macro_disabled): Disable all macros if rescanning
9783 (_cpp_get_directive_token): Remove.
9785 * cppinit.c: Don't set no_macro_expand.
9786 * cpplib.c (read_line_number, do_line): Check only for EOF,
9788 * cpphash.h: Update prototypes.
9789 * cpplib.h (CPP_VSPACE): Remove.
9790 (struct cpp_reader): Remove no_macro_expand.
9792 2000-07-08 Neil Booth <NeilB@earthling.net>
9794 * cpphash.c (is__va_args__): New function.
9795 (count_params): Fix line reported in error messages. Use
9796 is__va_args__. Don't return ')' on error. Flag GNU style
9797 rest args macro definitions.
9798 (parse_define): Check macro name is not __VA_ARGS__.
9799 (save_expansion): Check identifier in non-varargs-macro is
9800 not __VA_ARGS__. Don't flag GNU_VARARGS.
9801 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
9802 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
9803 than per-token GNU_VARARGS.
9804 * cpplib.h (GNU_VARARGS): Remove.
9805 (GNU_REST_ARGS): New.
9807 Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz>
9809 * i386.md (call_pop, call, call_value_pop): Do not set
9810 current_function_uses_pic_offset_table for calls to static
9811 functions or indirect calls.
9813 2000-07-07 Jim Wilson <wilson@cygnus.com>
9815 * config/ia64/ia64.c (rws_access_reg): New local write_count. If
9816 is_predicate_reg, then take max write_count of register pair.
9818 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9820 * tradcpp.c (main): Rename label `include' to `add_include' to
9821 avoid conflicts with variable `include' in traditional C.
9823 2000-07-07 Jakub Jelinek <jakub@redhat.com>
9825 * integrate.c (copy_insn_list): Remove REG_LABEL notes.
9827 2000-07-07 Jakub Jelinek <jakub@redhat.com>
9829 * sibcall.c (uses_addressof): Add INMEM argument, check for
9830 current_function_internal_arg_pointer outside of MEM rtxs in addition
9832 (sequence_uses_addressof): Update caller.
9834 2000-07-07 Zack Weinberg <zack@wolery.cumb.org>
9836 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
9839 2000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9841 * system.h (UNION_INIT_ZERO): New macro for initializing union
9844 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
9846 2000-07-07 Neil Booth <NeilB@earthling.net>
9850 Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com)
9852 * final.c (final): Detect out of bounds array access to
9853 the insn_lengths array.
9855 2000-07-07 Kazu Hirata <kazu@hxi.com>
9857 * fold-const.c (fold): Fix a comment typo.
9859 2000-07-07 Neil Booth <NeilB@earthling.net>
9861 * cpp.texi: Update to new lexer.
9863 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
9865 * tradcpp.c: New file.
9866 * tradcif.y: New file.
9867 * tradcif.c: New generated file.
9869 * Makefile.in: Add rules to build tradcpp.o, tradcif.o,
9870 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
9871 dependencies of C. Install tradcpp from install-common, in
9874 2000-07-06 Zack Weinberg <zack@wolery.cumb.org>
9876 * cppinit.c: Include cppdefault.h. Refer to
9877 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
9878 to GCC_INCLUDE_DIR and its length.
9879 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
9880 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
9881 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
9883 (include_defaults_array): Move to cppdefault.c.
9885 * cppdefault.h: New file.
9886 * cppdefault.c: New file.
9888 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
9889 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
9890 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
9893 Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9895 * reload.c (push_reload): When seeing if can reuse a register,
9896 check extra registers against widest of INMODE and OUTMODE.
9898 2000-07-06 Neil Booth <NeilB@earthling.net>
9900 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups
9901 based on full length of predicate.
9903 2000-07-06 Hans-Peter Nilsson <hp@axis.com>
9905 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
9906 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
9908 2000-07-05 Kazu Hirata <kazu@hxi.com>
9910 * h8300-proto.h: Fix formatting.
9911 * h8300.c: Likewise.
9912 * h8300.h: Likewise.
9914 2000-07-05 Jim Wilson <wilson@cygnus.com>
9916 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
9919 2000-07-05 Rodney Brown <RodneyBrown@pmsc.com>
9921 * invoke.texi: Fix minor typos
9922 * md.texi: Fix minor typos
9924 2000-07-05 Zack Weinberg <zack@wolery.cumb.org>
9926 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
9928 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
9930 * cpplex.c: Don't include sys/mman.h.
9931 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
9933 * cpplib.c: Include sys/mman.h and obstack.h.
9934 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
9936 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
9937 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
9938 bother freeing if stack entries (they will be freed with their buffer).
9939 (do_endif): Free if stack entries from the buffer obstack.
9940 (push_conditional): Allocate if stack entries from the buffer obstack.
9942 (find_answer): Rename to _cpp_find_answer.
9943 (do_assert, do_unassert): Update.
9945 * cpphash.h: Update prototypes.
9946 (xobnew): New convenience macro.
9947 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
9949 (struct cpp_hashnode): Remove disabled field.
9951 * cppinit.c: Don't include hashtab.h or splay-tree.h.
9952 (report_missing_guard): Moved to cppfiles.c.
9953 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
9955 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
9956 cpp_cleanup_includes. Don't destroy hashtab or
9957 all_include_files here.
9958 (cpp_finish): Use _cpp_report_missing_guards.
9960 * cppfiles.c (report_missing_guard): Moved from cppinit.c.
9961 (_cpp_init_include_table): Rename _cpp_init_includes.
9962 (_cpp_cleanup_includes, _cpp_report_missing_guards): New.
9964 * cppexp.c (parse_assertion): Update for new name of
9967 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
9969 2000-07-04 Zack Weinberg <zack@wolery.cumb.org>
9971 * cpplib.c (do_ident): s/VSPACE/EOF/
9973 2000-07-05 Neil Booth <NeilB@earthling.net>
9975 * cpplex.c: Fix trigraph replacement within strings.
9977 2000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9979 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
9981 * xcoffout.c (assign_type_number): Constify.
9982 (xcoffout_source_file): Add static prototype. Don't needlessly
9983 cast away const-ness.
9985 2000-07-04 Jason Merrill <jason@redhat.com>
9987 * frame.h (frame_state): Move base_offset to end.
9989 Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com>
9991 * calls.c (emit_library_call_value_1): Revert previous change.
9993 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
9995 * fix-header.c (struct partial_proto): Remove unnecessary fields.
9996 (recognized_extern, recognized_function, read_scan_file):
9997 Update for new scheme.
9998 (check_protection): It's still a multiple include guard even
9999 if it doesn't always trigger.
10000 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for
10002 * scan.h: Declare struct cpp_token. Update prototypes.
10004 2000-07-03 Neil Booth <neilb@earthling.net>
10005 Zack Weinberg <zack@wolery.cumb.org>
10007 Complete overhaul of the lexer and macro expander.
10009 * cpphash.c (object_defn, funct_defn, push_macro_expansion,
10010 arg, arglist, argdata, reflist, collect_objlike_expansion,
10011 collect_funlike_expansion, collect_params,
10012 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
10013 unsafe_chars, macarg, compare_defs, special_symbol,
10014 scan_arguments, stringify, funlike_macroexpand,
10015 _cpp_quote_string, monthnames): Delete.
10016 (cpp_lookup, _cpp_free_definition, dump_funlike_macro,
10017 _cpp_create_definition, _cpp_dump_definition,
10018 dump_hash_helper): Adjust.
10019 (find_param, count_params, parse_define, var_args_str,
10020 check_macro_redefinition, save_expansion): New.
10022 * cpplex.c (skip_block_comment, skip_line_comment, parse_name,
10023 parse_string, output_line_command, trigraph_replace,
10024 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
10025 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
10026 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
10027 _cpp_skip_rest_of_line): Modify.
10029 (maybe_macroexpand, skip_comment, copy_comment, skip_string,
10030 find_position, null_warning, bump_column, expand_name_space,
10031 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
10032 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
10033 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
10034 _cpp_prescan): Delete.
10036 (dump_param_spelling, process_directive, lex_next,
10037 is_macro_disabled, stringify_arg, expand_context_stack,
10038 output_token, make_string_token, alloc_number_token,
10039 special_symbol, duplicate_token, maybe_paste_with_next,
10040 can_paste, prevent_macro_expansion, restore_macro_expansion,
10041 get_temp_token, release_temp_tokens, quote_string,
10042 token_names, token_spellings, _cpp_expand_name_space,
10043 _cpp_glue_header_name, _cpp_reserve_name_space,
10044 digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
10045 placemarker_token, eof_token, cpp_context, macro_args,
10046 get_raw_token, parse_arg, parse_args, save_token,
10047 push_arg_context, push_macro_context, pop_context,
10048 do_pop_context, free_macro_args, _cpp_get_line,
10049 _cpp_run_directive): New.
10051 * cpplib.c (validate_else, parse_include, push_conditional,
10052 pass_thru_directive, read_line_number, parse_ifdef,
10053 detect_if_not_defined, _cpp_check_directive, do_define,
10054 do_undef, do_include, do_import, do_include_next, do_error,
10055 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
10056 top_pragmas, do_pragma_gcc, do_pragma_implementation,
10057 do_pragma_poison, do_pragma_system_header,
10058 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
10059 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
10060 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
10061 cpp_defined): Update for new scheme.
10062 (strtoul_for_line, get_define_node, dump_macro_name,
10063 _cpp_check_linemarker, _cpp_parse_assertion): New.
10064 (_cpp_handle_directive, do_pragma_default): Delete.
10066 * cpphash.h (struct predicate): Now struct answer.
10067 (enum spell_type, struct token_spelling, struct directive,
10068 directive_handler): New.
10069 Update prototypes. Remove unused macros.
10070 * cpplib.h: Update prototypes. Remove unused macros,
10071 structure definitions, and fields.
10073 * cpperror.c (print_containing_files, v_message): Adjust.
10074 * cppexp.c (parse_assertion, lex, parse_escape,
10075 _cpp_parse_expr): Adjust.
10076 * cppfiles.c (open_include_file, _cpp_execute_include,
10077 _cpp_compare_file_date, cpp_read_file, read_include_file):
10079 * cppinit.c (dump_special_to_buffer): Delete.
10080 (append_include_chain, merge_include_chains, cpp_reader_init,
10081 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
10082 cpp_finish, handle_option, print_help): Adjust.
10083 * cppmain.c (main): Adjust.
10085 2000-07-03 Zack Weinberg <zack@wolery.cumb.org>
10087 * cppspec.c (lang_specific_driver): Use double quotes in error
10090 Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com>
10092 * calls.c (emit_library_call_value_1): Use valreg instead
10093 of hard_libcall_value.
10095 2000-07-03 Geoff Keating <geoffk@cygnus.com>
10097 * config/rs6000/rs6000.c (rs6000_emit_move): New function.
10098 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
10099 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
10107 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
10108 mode instead of wider_mode is being used.
10110 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10112 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
10113 of 'r'. Use q_regs_operand.
10114 (andsi_1+2): Use q_regs_operand.
10116 2000-07-03 Jakub Jelinek <jakub@redhat.com>
10118 * builtins.c (get_memory_rtx): Always put into alias set 0.
10120 2000-07-03 Nick Clifton <nickc@cygnus.com>
10122 * config/arm/arm.md: Fix post increment and pre increment
10123 peepholes so that they do not generate UNPREDICATBLE opcodes.
10124 (ie ones where the increment clobbers the source/destination).
10126 2000-07-01 Marek Michalkiewicz <marekm@linux.org.pl>
10128 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
10129 change too big for -mtiny-stack" a warning, if larger than 63.
10130 (out_set_stack_ptr): Change the logic so -mno-interrupts is
10131 always safe to use on possible future devices.
10132 (function_prologue): Write SPH before SPL, for consistency.
10133 If interrupt_func_p true, we know we have enabled interrupts.
10134 (avr_num_arg_regs): New function. Round up to even number of
10135 bytes if no -mpack-args or if calling a libgcc function.
10136 (function_arg, function_arg_advance): Use it.
10137 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
10138 Output "movw" if available.
10139 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
10140 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
10141 (asm_output_section_name): Add blanks for consistent output.
10142 (encode_section_info): Set TREE_READONLY for progmem data to
10143 avoid gas warnings about changed section attributes.
10144 (avr_hard_regno_mode_ok): Force non-QImode data to start in
10145 even numbered registers on devices with "movw".
10146 * config/avr/avr.h (MASK_*): Define bits for target_flags.
10147 (TARGET_SWITCHES): Mark help strings for translation.
10148 Add new -mpack-args and -menhanced switches.
10149 (TARGET_OPTIONS): Mark help strings for translation.
10150 (progmem_section): Add section attributes.
10151 * config/avr/avr.md (*movhi, call_insn, call_value_insn):
10152 Output "movw" if available.
10153 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
10155 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
10156 call convention (arguments aligned on even registers).
10157 (_cleanup, _exit): Make weak symbols libc can override.
10159 2000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10161 * fp-bit.h: New file.
10163 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
10164 Comment #endif statements.
10165 (__thenan_sf, __thenan_df): Add missing braces around initializer.
10167 Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com)
10169 * gcse.c (compute_pre_data): Compute ae_kill using other local
10170 properties instead of calling compute_ae_kill.
10172 * alias.c (init_alias_analysis): Do not call
10173 prologue_epilogue_contains until after reload has completed.
10175 2000-07-02 Benjamin Chelf <chelf@codesourcery.com>
10177 * c-common.h (genrtl_begin_compound_stmt): Remove declaration.
10178 (genrtl_finish_compound_stmt): Likewise.
10179 (genrtl_compound_stmt): Change to return void.
10181 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and
10182 move code from here to ...
10183 (genrtl_compound_stmt): ... here.
10184 (genrtl_finish_compound_stmt): Remove.
10185 (expand_stmt): Add comment.
10187 2000-07-02 Zack Weinberg <zack@wolery.cumb.org>
10189 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
10192 2000-07-02 Jakub Jelinek <jakub@redhat.com>
10194 * cpplib.h (struct cpp_reader): New field include_depth.
10195 (struct cpp_printer): Rename last_bsd to last_id.
10196 * cppfiles.c (read_include_file): Bump include_depth.
10197 * cpplex.c (cpp_pop_buffer): Decrement include_depth.
10198 (output_line_command): Output correct #line if a header
10199 is including itself and is not protected against multiple inclusion.
10200 Use include_depth instead of buffer_stack_depth, last_id instead of
10202 * cppinit.c (cpp_start_read): Initialize last_id instead of
10205 2000-07-01 Benjamin Chelf <chelf@codesourcery.com>
10207 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
10208 (c-semantics.o): New target.
10210 * c-common.h (TREE_LANG_FLAG_?): Added documentation.
10211 (genrtl_do_pushlevel): Moved from cp/cp-tree.h.
10212 (genrtl_clear_out_block): Likewise.
10213 (genrtl_goto_stmt): Likewise.
10214 (genrtl_expr_stmt): Likewise.
10215 (genrtl_decl_stmt): Likewise.
10216 (genrtl_if_stmt): Likewise.
10217 (genrtl_while_stmt): Likewise.
10218 (genrtl_do_stmt): Likewise.
10219 (genrtl_return_stmt): Likewise.
10220 (genrtl_for_stmt): Likewise.
10221 (genrtl_break_stmt): Likewise.
10222 (genrtl_continue_stmt): Likewise.
10223 (genrtl_scope_stmt): Likewise.
10224 (genrtl_switch_stmt): Likewise.
10225 (genrtl_case_label): Likewise.
10226 (genrtl_begin_compound_stmt): Likewise.
10227 (gerntl_finish_compound_stmt): Likewise.
10228 (genrtl_compound_stmt): Likewise.
10229 (genrtl_asm_stmt): Likewise.
10230 (genrtl_decl_cleanup): Likewise.
10231 (DECL_ANON_UNION_ELEMS): Likewise.
10232 (emit_local_var): Likewise.
10233 (make_rtl_for_local_static): Likewise.
10234 (expand_cond): Likewise.
10235 (expand_stmt): Likewise.
10236 (c_expand_return): Likewise.
10237 (c_expand_start_case): Likewise.
10238 (do_case): Likewise.
10239 (COMPOUND_STMT_NO_SCOPE): Likewise.
10240 (c_expand_asm_operands): Likewise.
10241 (NEW_FOR_SCOPE_P): New macro.
10242 (expand_expr_stmt_fn): New type.
10244 (set_current_function_name_declared): Likewise.
10245 (current_function_name_declared): Likewise.
10246 (lang_expand_stmt): Likewise.
10247 (stmts_are_full_exprs_p): Likewise.
10248 (anon_aggr_type_p): Likewise.
10249 (lang_expand_expr_stmt): Likewise.
10250 (build_case_label): Likewise.
10252 * c-decl.c (lang_expand_expr_stmt): Initialize.
10253 (stmts_are_full_exprs_p): Define.
10254 (current_function_name_declared): Likewise.
10255 (do_case): Likewise.
10256 (lang_expand_stmt): Likewise.
10257 (set_current_function_name_declared): Likewise.
10258 (anon_aggr_type_p): Likewise.
10260 * c-semantics.c: New file.
10261 (expand_cond): Moved from cp/semantics.c.
10262 (genrtl_do_pushlevel): Likewise.
10263 (genrtl_clear_out_block): Likewise.
10264 (genrtl_goto_stmt): Likewise.
10265 (genrtl_expr_stmt): Likewise.
10266 (genrtl_decl_stmt): Likewise.
10267 (genrtl_if_stmt): Likewise.
10268 (genrtl_while_stmt): Likewise.
10269 (genrtl_do_stmt): Likewise.
10270 (genrtl_return_stmt): Likewise.
10271 (genrtl_for_stmt): Likewise.
10272 (genrtl_break_stmt): Likewise.
10273 (genrtl_continue_stmt): Likewise.
10274 (genrtl_scope_stmt): Likewise.
10275 (genrtl_switch_stmt): Likewise.
10276 (genrtl_case_label): Likewise.
10277 (genrtl_begin_compound_stmt): Likewise.
10278 (genrtl_finish_compound_stmt): Likewise.
10279 (genrtl_compound_stmt): Likewise.
10280 (genrtl_asm_stmt): Likewise.
10281 (genrtl_decl_cleanup): Likewise.
10282 (make_rtl_for_local_static): Moved from cp/decl.c.
10283 (emit_local_var): Likewise.
10284 (expand_stmt): Define.
10286 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
10287 (c_expand_return): Likewise.
10288 (c_expand_start_case): Likewise.
10290 2000-07-01 Richard Henderson <rth@cygnus.com>
10292 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
10293 with the low 13 bits set.
10294 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
10295 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
10296 of the low 13 bits into a CONST plus an adddi3.
10297 (load_symptr): Set RTX_UNCHANGING_P.
10299 See ChangeLog.3 for earlier changes.