1 2000-03-13 Bernd Schmidt <bernds@cygnus.co.uk>
3 * stmt.c (expand_end_case): RANGE may be signed, and when checking
4 whether it is too large we must also verify that it isn't negative.
6 2000-03-13 Jakub Jelinek <jakub@redhat.com>
8 * config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0.
9 (movsi_zero_liveg0): Remove.
10 (movsf_insn_novis_liveg0): Remove.
12 (negsi2_not_liveg0): Rename to negsi2.
13 (one_cmplsi2): Remove.
14 (one_cmplsi2_not_liveg0): Rename to one_cmplsi2.
15 (one_cmplsi2_liveg0): Remove.
16 * config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE,
17 MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove.
18 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if.
19 (PREDICATE_CODES): Remove zero_operand.
20 * config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and
21 TARGET_BROKEN_SAVERESTORE.
22 (zero_operand): Remove.
23 * config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0,
24 -mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore
26 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
27 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
28 TARGET_BROKEN_SAVERESTORE): Remove.
29 * config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
31 * config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
33 * config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
36 * config/sparc/sparc.md (return_df_no_fpu): New pattern.
38 2000-03-13 Zack Weinberg <zack@wolery.cumb.org>
40 * cpplib.c (do_pragma_implementation): Fix off-by-one error
41 truncating a string. Don't assume tokens are nul terminated.
42 Problem noted by Andreas Jaeger <aj@suse.de>
44 2000-03-13 Jason Merrill <jason@casey.cygnus.com>
46 * dwarf2out.c (add_name_and_src_coords_attributes): Only add
47 DW_AT_MIPS_linkage_name for TREE_PUBLIC decls.
48 (ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline.
50 2000-03-13 Richard Earnshaw <rearnsha@arm.com>
52 * stor-layout.c (new_record_layout_info): Fix typo inside ifdef
53 STRUCTURE_SIZE_BOUNDARY.
55 2000-03-13 Mark Mitchell <mark@codesourcery.com>
57 * tree.h (record_layout_info_s): New structure.
58 (record_layout_info): New type.
59 (new_record_layout_info): New function.
60 (layout_field): Likewise.
61 (finish_record_layout): Likewise.
62 * stor-layout.c (layout_record): Remove.
63 (new_record_layout_info): New function.
64 (layout_field): New function, broken out from layout_record.
65 (finalize_record_size): Likewise.
66 (compute_record_mode): Likewise.
67 (finalize_type_size): New function, broken out from layout_type.
68 (finish_record_layout): Likewise.
69 (layout_type): Use them.
71 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
73 * cpphash.c: Don't include version.h.
74 (special_symbol) [case T_VERSION]: Look for the string in
75 hp->value.cpval; don't use version_string.
76 * cppinit.c (initialize_builtins): Set hp->value.cpval for
77 __VERSION__ to version_string.
78 * Makefile.in (cpphash.o): Update deps.
80 2000-03-12 Zack Weinberg <zack@wolery.cumb.org>
82 Convert cpplib to use libiberty/hashtab.c.
84 * cpplib.h (struct cpp_reader): Make hashtab and
85 all_include_files of type 'struct htab *'. Delete HASHSIZE
86 and ALL_INCLUDE_HASHSIZE macros.
88 * cpphash.h: Update prototypes.
89 (struct hashnode): Remove next, prev, and bucket_hdr members.
90 Make length a size_t. Add hash member.
91 (struct ihash): Remove next member. Add hash member. Make
92 name a flexible array member.
94 * cppfiles.c: Include hashtab.h.
95 (include_hash): Delete.
96 (IHASHSIZE): New macro.
97 (hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions.
98 (cpp_included): Do the hash lookup here.
99 (_cpp_find_include_file): Rewrite.
100 (cpp_read_file): Put the "fake" hash entry into the hash
101 table. Honor the control_macro, if it turns out we've seen
102 the file before. Don't push the buffer here.
103 (_cpp_read_include_file): Push the buffer here.
104 (OMODES): New macro. Use it whenever we call open(2).
106 * cpphash.c: Include hashtab.h.
107 (hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper,
108 _cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode,
109 _cpp_lookup_slot): New functions.
110 (HASHSIZE): new macro.
111 (hashf, _cpp_install, _cpp_delete_macro): Delete.
112 (_cpp_lookup): Use hashtab.h routines.
114 * cppinit.c: Include hashtab.h.
115 (cpp_reader_init): Call _cpp_init_macro_hash and
116 _cpp_init_include_hash. Don't allocate hashtab directly.
117 (cpp_cleanup): Just call htab_delete on pfile->hashtab and
118 pfile->all_include_files.
119 (initialize_builtins): Use _cpp_make_hashnode and
120 htab_find_slot to add hash entries.
121 (cpp_finish): Just call _cpp_dump_macro_hash.
122 * cpplib.c: Include hashtab.h.
123 (do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to
125 (do_pragma_poison, do_assert): Likewise.
126 (do_include): Don't push the buffer here. Don't increment
127 system_include_depth unless _cpp_read_include_file succeeds.
128 (do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot
130 (do_pragma_implementation): Use alloca to create copy.
132 * Makefile.in: Update dependencies.
134 2000-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
136 * cppinit.c (cl_directive_handler): More K&R fixing.
138 Sat Mar 11 23:54:26 2000 Jim Wilson <wilson@cygnus.com>
140 * config/ia64/ia64.c (ia64_compute_frame_size): Align size to
142 * config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.
144 2000-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
146 * cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
147 Change from char[] to macros.
149 2000-03-12 Neil Booth <NeilB@earthling.net>
151 * cppinit.c (cpp_start_read): Update indirect function
154 Sat Mar 11 16:18:12 2000 Jim Wilson <wilson@cygnus.com>
156 * config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
159 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
160 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.
162 2000-03-11 Neil Booth <NeilB@earthling.net>
164 * cppinit.c (struct pending option): Replace undef with a
165 pointer to a directive handling routine.
166 (struct cpp_pending): Replace separate assert_ and define_
167 lists with one directive_ list.
168 (new_pending_define): Rename new_pending_directive. Extra
169 argument is the directive's handling routine.
170 (handle_option): Update to use new_pending_directive.
172 2000-03-11 Neil Booth <NeilB@earthling.net>
174 * cppfiles.c (file_cleanup, _cpp_find_include_file,
175 remap_filename, _cpp_read_include_file, actual_directory,
176 hack_vms_include_specification): Replace bcopy(), index() etc
177 calls. Add casts to some allocations. Make some variables
178 pointers to const [unsigned] char.
179 * cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
180 collect_formal_parameters): Similarly.
181 * cppinit.c (struct pending_option, append_include_chain,
182 cpp_options_init, cpp_reader_init, initialize_standard_includes,
183 cpp_start_read, new_pending_define, handle_option): Similarly.
184 * cpplib.c (cpp_define, copy_comment, do_define, do_include,
185 do_undef, do_error, do_warning, do_pragma, do_pragma_once,
186 do_pragma_implementation, detect_if_not_defined,
187 do_ifdef, skip_if_group, cpp_get_token, parse_string,
188 do_assert, do_unassert): Similarly.
189 * cpplib.h (cpp_buffer, cpp_options): Update types. Update
191 * mkdeps.c (deps_add_target, deps_add_dep): cast allocations.
193 2000-03-10 Richard Henderson <rth@cygnus.com>
195 * builtins.c (expand_builtin_strlen): Revert last change.
196 Use emit_insn_before if we're at the beginning of a sequence.
198 2000-03-10 Jason Merrill <jason@casey.cygnus.com>
200 * builtins.c (expand_builtin_strlen): Make sure that we have something
201 at the beginning of the sequence.
203 * toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
206 * invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.
208 2000-03-10 Richard Henderson <rth@cygnus.com>
210 * except.c (can_throw): Use INTVAL on a CONST_INT.
211 (reachable_handlers): Likewise.
212 * flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.
214 2000-03-10 Andreas Jaeger <aj@suse.de>
216 * config/mips/linux.h: Undefine MD_EXEC_PREFIX and
217 MD_STARTFILE_PREFIX since those are not needed on linux.
218 (ASM_FILE_START): New, from mips/gnu.h.
220 2000-03-09 Richard Henderson <rth@cygnus.com>
221 Alex Samuel <samuel@codesourcery.com> and others
223 * Makefile.in (ssa.o): New rule.
225 (STAGESTUFF): Add *.ssa and *.ussa.
226 (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
227 * rtl.def (PHI): New RTL expression.
228 * rtl.h (clear_log_links): New declaration.
229 (convert_to_ssa): Likewise.
230 (convert_from_ssa): Likewise.
231 * flow.c (split_edge): If the entry node falls through to the
232 split edge's source block, split the entry edge.
233 (clear_log_links): New function.
234 * toplev.c (ssa_dump): New variable.
235 (flag_ssa): Likewise.
236 (f_options): Add "ssa".
237 (compile_file): Create SSA dump files.
238 (rest_of_compilation): Go to and from SSA if enabled.
239 (decide_d_option): Handle -de for SSA dump files.
242 Thu Mar 9 20:01:38 2000 Jim Wilson <wilson@cygnus.com>
244 * expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
247 2000-03-09 Benjamin Kosnik <bkoz@cygnus.com>
249 * config/alpha/linux.h (WCHAR_TYPE): Make consistent.
251 Thu Mar 9 18:10:02 2000 Jeffrey A Law (law@cygnus.com)
253 * config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
254 (MD_STARTFILE_PREFIX_1): New macro.
256 2000-03-09 Robert Lipe <robertl@sco.com>
258 * config/ia64/ia64.c: Include system.h.
260 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
262 * except.c (nothrow_function_p): If -fno-exceptions, just return.
263 (init_eh_nesting_info): Likewise.
265 * tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
266 (TREE_NOTHROW): Rename from TREE_RAISES.
267 * toplev.c (rest_of_compilation): Set it.
268 * print-tree.c (print_node): Adjust.
269 * tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
270 (stabilize_reference_1, get_unwidened, get_narrower): Likewise.
271 * calls.c (emit_call_1): Add 'nothrow' parm. Add
272 REG_EH_REGION note as appropriate.
273 (libfunc_nothrow): New fn.
274 (emit_library_call, emit_library_call_value): Use it.
275 (expand_call): Check TREE_NOTHROW.
277 * varasm.c (make_decl_rtl): Skip initial '*' when setting
280 2000-03-09 Andreas Jaeger <aj@suse.de>
282 * mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
283 (TARGET_MEM_FUNCTIONS): Define.
285 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
287 * i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.
289 * except.c (can_throw): See through a SEQUENCE.
290 (nothrow_function_p): New fn.
291 * except.h: Declare it.
292 * function.c (current_function_nothrow): New var.
293 (prepare_function_start): Initialize it.
294 * output.h: Declare it.
295 * toplev.c (rest_of_compilation): Set it.
296 * dwarf2out.c (dwarf2out_begin_prologue): Use it.
298 2000-03-09 Zack Weinberg <zack@wolery.cumb.org>
300 * cpphash.c (collect_formal_parameters): strncmp returns 0 for
301 match. (cpp_compare_defs): Count the nul separator when
302 advancing over argument names.
304 2000-03-09 Bernd Schmidt <bernds@cygnus.co.uk>
306 * recog.c (preprocess_constraints): Matching constraints affect
307 same alternative/different operand, not same operand/different
310 * reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
311 register and a constant specially.
313 2000-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * libgcc2.h: New file.
316 * libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
318 Wed Mar 8 16:19:42 2000 Jim Wilson <wilson@cygnus.com>
320 * configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
321 * configure: Regenerate.
324 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
326 * Makefile.in (LIBCPP_DEPS): New macro.
327 (cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
329 * cpperror.c: Include cpphash.h.
330 * cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS
332 (lex): Don't use CPP_WARN_UNDEF.
333 (_cpp_parse_expr): Return an int, the truth value.
334 * cppfiles.c: Include cpphash.h.
335 (_cpp_merge_include_chains): Move to cppinit.c and make static.
336 * cppinit.c (include_defaults_array): Disentangle.
337 (cpp_cleanup): Don't free the if stack here.
338 (cpp_finish): Pop off all buffers, not just one.
339 * cpplib.c (eval_if_expr): Return int.
340 (do_xifdef): Rename do_ifdef.
341 (handle_directive): Don't use CPP_PREPROCESSED.
342 (cpp_get_token): Don't use CPP_C89.
343 * fix-header.c: Don't use CPP_OPTIONS.
345 * cpplib.h: Move U_CHAR, enum node_type, struct
346 file_name_list, struct ihash, is_idchar, is_idstart,
347 is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
348 CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
349 CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
350 CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
351 CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
352 of _cpp_simplify_pathname, _cpp_find_include_file,
353 _cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
354 Move struct if_stack to cpplib.c. Move struct cpp_pending to
356 Change all uses of U_CHAR to be unsigned char instead.
357 Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.
359 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
361 * dwarf2out.c (dw_fde_struct): Add 'nothrow'.
362 (dwarf2out_begin_prologue): Set it.
363 (output_call_frame_info): Don't emit EH unwind info for leaves.
365 * flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
366 can occur outside of an EH region.
367 * except.c: Correct comments about rethrow behavior.
368 (rethrow_symbol_map): Do nothing if !flag_new_exceptions.
370 2000-03-08 Andrew MacLeod <amacleod@cygnus.com>
372 * flow.c (make_edges): Always call make_eh_edge for calls.
374 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
376 * cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
377 (struct cpp_buffer): Remove fname and underflow fields.
378 (struct cpp_reader): Remove get_token field.
379 (struct include_hash): Rename to struct ihash. Add typedef to
381 (struct if_stack): Remove fname field.
382 (IF_STACK_FRAME): Rename to IF_STACK.
384 * cpperror.c (print_containing_files): Trust that there are no
385 macro buffers below the top file buffer.
386 * cppfiles.c: Replace all references to 'struct include_hash'
387 with 'IHASH'. Rename initialize_input_buffer to
388 init_input_buffer. Don't set or reference cpp_buffer->fname,
389 use buffer->ihash->name instead.
390 * cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL
392 * cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
393 IF_STACK_FRAME, IHASH not struct include_hash.
394 * cpplib.c: Rename eval_if_expression to eval_if_expr. Remove
395 null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not
396 struct include_hash, NULL not CPP_NULL_BUFFER. Remove all
397 references to cpp_buffer->fname (delete entirely, or use
398 ->ihash->name instead) and IF_STACK->fname.
399 (cpp_push_buffer): Don't set new->underflow.
400 (do_include): Use cpp_file_buffer.
402 * cpphash.c (collect_formal_parameters): Remove duplicate
403 increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is
404 used as a macro argument name. Don't append "..." to namebuf
405 for varargs macros. After we're done scanning, go through
406 namebuf and make it NUL separated, not comma separated.
407 (_cpp_compare_defs): Remove register tag from variables.
408 Expect defn->argnames to be NUL separated.
409 (_cpp_dump_definition): Expect defn->argnames to be NUL
410 separated and in forward order.
411 * cpphash.h: Update documentation of argnames field.
413 2000-03-08 Richard Henderson <rth@cygnus.com>
415 * builtins.c (expand_builtin_strlen): Be prepared for strlensi
416 to fail. Don't pre-expand the source operand.
418 * i386.md (strlensi): Initialize eoschar and align before use.
420 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
422 * expr.c (expand_expr, case ARRAY_REF): Still check for missing
425 2000-03-08 Gavin Romig-Koch <gavin@cetus.cygnus.com>
427 * mips.c (mips_expand_prologue): If the last
428 named argument is the vararg marker "va_list", treat it as
431 2000-03-08 Clinton Popetz <cpopetz@cygnus.com>
433 * dbxout.c (dbxout_parms): When correcting for promoted
434 big-endian parameters, use the mode of the DECL_RTL rather
437 2000-03-08 Nathan Sidwell <nathan@codesourcery.com>
439 * c-common.h (make_fname_decl): Declare.
440 * c-common.c (make_fname_decl): Define.
441 (declare_hidden_char_array): Remove.
442 (declare_function_name): Use make_fname_decl.
443 * c-decl.c (c_make_fname_decl): New function.
444 (init_decl_processing): Set make_fname_decl.
446 Tue Mar 7 23:50:31 2000 Jeffrey A Law (law@cygnus.com)
448 * cccp.c (handle_directive): Initialize backslash_newlines_p.
450 2000-03-07 Philipp Thomas <pthomas@suse.de>
452 * po/POTFILES.in: Remove cppalloc.c from file list.
454 2000-03-07 Steve Chamberlain <sac@pobox.com>
456 * pj.c (pj_expand_prologue): current_function->args_info is
457 now current_function_args_info.
459 * pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
460 LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
461 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.
463 2000-03-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
465 * config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
466 output as hexadecimal rather than the default octal.
468 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
470 * cpphash.c (special_symbol): Fix thinko in previous commit.
472 2000-03-07 Neil Booth <NeilB@earthling.net>
474 * cppexp.c (struct operation, left_shift, right_shift,
475 cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
476 "int"s to "unsigned int"s.
477 * cpplib.c (detect_if_not_defined, do_assert, do_unassert):
479 * cpplib.h: Update for above.
480 * mkdeps.c (deps_init, deps_calc_target): Cast pointers
481 returned from allocations.
483 * cppinit.c (opt_comp, parse_options): New functions.
484 (handle_option): Use parse_option to parse a single command
485 line option, that possibly takes an argument.
486 (cpp_handle_options): Sort the array of command line options on
487 first invocation (non-ASCII hosts only).
488 (print_help): Update.
490 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
492 * mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
493 backslash counting loops. Problem noted by Matt Kraai <kraai@ghs.com>.
495 * cppfiles.c (_cpp_find_include_file): Make sure ih->name is
497 * cppinit.c (cpp_cleanup): Free imp->nshort also.
499 * cpperror.c (cpp_print_containing_files,
500 cpp_print_file_and_line, v_cpp_message): Rename to
501 print_containing_files, print_file_and_line, and v_message.
502 * cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
503 to _cpp_parse_expr, parse_escape, and lex.
504 (parse_charconst): Remove broken multibyte support.
505 * cppfiles.c (include_hash): Make static.
506 (cpp_included): New function.
507 (merge_include_chains, find_include_file, finclude,
508 simplify_pathname): Rename to _cpp_merge_include_chains,
509 _cpp_find_include_file, _cpp_read_include_file, and
510 _cpp_simplify_pathname.
511 * cpphash.c (cpp_lookup, free_definition, delete_macro,
512 cpp_install, create_definition, macroexpand, compare_defs,
513 dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
514 _cpp_delete_macro, _cpp_install, _cpp_create_definition,
515 _cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
516 * cppinit.c (cpp_handle_option): Rename to handle_option, make
518 * cpplib.c: Remove extern prototype of cpp_parse_expr.
520 * cpphash.h: Update prototypes.
521 * cpplib.h: Likewise. Prototype _cpp_parse_expr here.
523 2000-03-07 Andrew Haley <aph@cygnus.com>
525 * config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
526 PTRDIFF_TYPE should be based solely on Pmode.
529 2000-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
531 * rtl.h (rtunion_def): Constify member `rtstr'.
532 (emit_line_note_after, emit_line_note, emit_line_note_force,
533 emit_note, decode_asm_operands): Constify.
535 * cse.c (canon_hash): Likewise.
537 * dbxout.c (dbxout_block): Likewise.
539 * diagnostic.c (file_and_line_for_asm, v_error_for_asm,
540 v_warning_for_asm): Likewise.
542 * dwarfout.c (function_start_label): Likewise.
544 * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
545 emit_line_note_force): Likewise.
547 * final.c (last_filename, asm_insn_count, final_scan_insn,
548 output_source_line): Likewise.
550 * function.h (struct emit_status): Likewise.
552 * gcse.c (hash_expr_1): Likewise.
554 * genattr.c (gen_attr, main): Likewise.
556 * genattrtab.c (struct function_unit, current_alternative_string,
557 write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
558 attr_numeral, check_attr_test, check_attr_value,
559 convert_set_attr_alternative, convert_set_attr,
560 compute_alternative_mask, simplify_by_exploding, gen_attr,
563 * genflags.c (gen_insn): Likewise.
565 * gengenrtl.c (type_from_format): Likewise.
567 * genopinit.c (gen_insn): Likewise.
569 * genoutput.c (n_occurrences, process_template, process_template):
572 * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
575 * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
578 * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
579 ggc_set_mark, ggc_get_size): Likewise.
581 * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.
583 * optabs.c (init_one_libfunc): Likewise.
585 * output.h (assemble_start_function): Likewise.
587 * recog.c (decode_asm_operands): Likewise.
589 * toplev.c (rest_of_compilation): Likewise.
591 * tree.h (emit_line_note_after, emit_line_note,
592 emit_line_note_force): Likewise.
594 * varasm.c (asm_output_bss, asm_output_aligned_bss,
595 asm_emit_uninitialised, assemble_start_function,
596 assemble_variable, const_hash, compare_constant_1,
597 find_pool_constant, mark_constant_pool, assemble_alias): Likewise.
599 * xcoffout.h (DBX_FINISH_SYMBOL): Likewise.
601 * alpha/alpha.md (call_vms, call_value_vms): Likewise.
603 * arm/aof.h (ASM_OUTPUT_ASCII): Likewise.
605 * arm/aout.h (ASM_OUTPUT_ASCII): Likewise.
607 * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
608 arm_dllimport_name_p): Likewise.
610 * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
613 * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.
615 * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
617 * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
618 arm_mark_dllexport, arm_mark_dllimport,
619 arm_pe_encode_section_info): Likewise.
621 * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
622 ASM_FINISH_DECLARE_OBJECT): Likewise.
624 * arm/thumb.c (thumb_function_prologue): Likewise.
626 * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.
628 * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
630 * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.
632 * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.
634 * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.
636 * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
638 * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
639 ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.
641 * i386/i386-protos.h (asm_output_function_prefix): Likewise.
643 * i386/i386.c (asm_output_function_prefix): Likewise.
645 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
647 * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
649 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
651 * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
652 ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
653 ASM_OUTPUT_SECTION_NAME): Likewise.
655 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
657 * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.
659 * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
661 * m32r/m32r.c (m32r_encode_section_info): Likewise.
663 * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
665 * mcore/mcore.c (mcore_encode_section_info): Likewise.
667 * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
669 * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
671 * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
673 * mips/mips.h (ASM_OUTPUT_IDENT): Likewise.
675 * mips/mips.md (movdi, movsi): Likewise.
677 * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
679 * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
681 * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
683 * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
684 ASM_OUTPUT_ASCII): Likewise.
686 * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
687 output_mi_thunk, output_toc): Likewise.
689 * rs6000/rs6000.md (movsi): Likewise.
691 * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
693 * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.
695 * v850/v850.c (print_operand, print_operand_address,
696 v850_encode_data_area): Likewise.
698 2000-03-07 Clinton Popetz <cpopetz@cygnus.com>
700 * config/mips/mips.md (zero_extendsidi2): Always force operand
701 one to memory for mips16.
703 Mon Mar 6 15:22:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
705 * tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
706 (struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
707 (attribute_hash_list, type_hash_canon): hashcode is now unsigned.
708 (type_hash_lookup, type_hash_add, type_hash_list): Likewise.
709 (min_precision): Result is unsigned.
710 (add_double, neg_double, mul_double): Low word is unsigned.
711 (lshift_double, rshift_double, lrotate_double): Likewise.
712 (rrotate_double, div_and_round_double): Likewise.
713 (tree_floor_log2, compare_tree_int): New functions.
714 (preserve_rtl_expr_temps): New declaration.
715 * c-common.c (declare_hidden_char_array): Use compare_tree_int.
716 (decl_attributes): Use tree_log2 to find alignment.
717 Check for TREE_INT_CST_HIGH for format args.
718 (min_precision): Now unsigned.
720 (truthvalue_conversion): Delete long-disabled code.
721 * c-decl.c (finish_struct): Clean up tests on field width.
722 (finish_function): Use compare_tree_int.
723 * c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
724 * c-typeck.c (comptypes): Use tree_int_cst_equal.
725 (default_conversion, digest_init): Use compare_tree_int.
726 (build_binary_op): Use integer_all_onesp and compare_tree_int.
727 Fix type errors in forming masks.
728 * calls.c (initialize_argument_information): Use compare_tree_int.
729 * dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
730 * except.c (expand_eh_region_start_tree): Use compare_tree_int.
731 * expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
732 (store_field): Use compare_tree_int.
733 (expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
734 (expand_expr, case ARRAY_REF): Use compare_tree_int.
735 (do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
736 (do_store_flag): Use compare_tree_int.
737 * fold-const.c (encode, decode): Low part is always unsigned.
738 (force_fit_type, add_double, neg_double, mul_double): Likewise.
739 (lshift_double, rshift_double, lrotate_double): Likewise.
740 (rrotate_double, div_and_round_double, int_const_binop): Likewise.
741 (fold_convert): Use compare_tree_int.
742 (operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
743 (invert_truthvalue, case INTEGER_CST): Likewise.
744 (fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
745 * mkdeps.c (deps_dummy_targets): Make I unsigned.
746 * rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
747 (lshift_double, rshift_double, lrotate_double, rrotate_double):
749 * stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
750 (expand_end_case): Use compare_tree_int.
751 (estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
752 * stor-layout.c (mode_for_size_tree): Use compare_tree_int.
753 (layout_decl): Likewise.
754 (layout_record, layout_union): Make sizes unsigned.
755 (layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
756 (layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
757 * tree.c (struct type_hash): hashcode is unsigned.
758 (build_type_attribute_variant, type_hash_list): Likewise.
759 (type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
760 (attribute_hash_list, build_array_type, build_method_type): Likewise.
761 (build_complex_type): Likewise.
762 (real_value_from_int_cst): Remove unneeded casts.
763 (integer_all_onesp): Add casts.
764 (tree_floor_log2, compare_tree_int): New functions.
765 (build_index_type): Use tree_int_cst_sgn.
766 * varasm.c (assemble_variable): Use compare_tree_int.
768 2000-03-06 Jason Merrill <jason@casey.cygnus.com>
770 * cpphash.c (collect_expansion): Also catch ## at start of macro.
772 * varasm.c (make_decl_rtl): Don't add a number to members of
774 (make_function_rtl): Likewise.
776 2000-03-06 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
778 * gcse.c (compute_can_copy): Adjust if/else blocks from rth's
779 patch from 2000-01-28.
781 2000-03-06 Clinton Popetz <cpopetz@cygnus.com>
783 * config/sh/sh.c: (barrier_align): Handle a delay slot that is
784 filled with an insn from the jump target.
786 2000-03-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
788 * config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
789 (c4x_external_ref): Likewise.
790 * config/c4x/c4x.c (struct name_list): Likewise.
792 1999-12-16 Ben Collins <bcollins@debian.org>
794 * Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
795 argument to genmultilib.
796 * genmultilib: accept new MULTILIB_EXCLUSIONS option and output
797 the contents into the multilib.h header.
798 * gcc.c: Declare multilib_exclusions for the specs file.
799 (set_multilib_dir): Use it.
800 (print_multilib_info): Likewise.
801 * t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
802 to pass to genmultilib.
804 2000-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
806 * builtins.c (built_in_class_names, built_in_names): Constify a
809 * gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
811 (_mcleanup): Ensure value matches format specifier in sprintf.
813 * cpphash.c (special_symbol): Don't needlessly cast away
816 * cppinit.c (base_name): Delete unused prototype.
818 * mkdeps.c (deps_init): Make definition K&R safe.
820 * tree.h (built_in_class_names, built_in_names): Constify a
823 2000-03-06 Jakub Jelinek <jakub@redhat.com>
825 * config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
826 floating point instructions for epilogue delay.
828 * config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
829 to gas if it supports .register pseudo.
831 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
832 LONG_DOUBLE_TYPE_SIZE if not defined.
833 Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
834 LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
836 * gengenrtl.c: Likewise.
837 * print-rtl.c: Likewise.
839 * config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
840 MASK_LONG_DOUBLE_128.
841 * config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
842 * config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
843 * config/sparc/linux64 (TARGET_DEFAULT): Likewise.
844 (SUBTARGET_SWITCHES): Define.
845 (CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
846 with -mlong-double-128.
847 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
848 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
849 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
850 (CC1_SPEC): Include -mlong-double-{64,128} as needed.
851 * config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
852 (CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
853 with -mlong-double-128.
854 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
855 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
856 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
857 * config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
858 TARGET_LONG_DOUBLE_128): Define.
859 * config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
860 * config/sparc/sparc.c (sparc_override_options): Disallow 64bit
861 long double on TARGET_ARCH64.
863 2000-03-06 Mark Mitchell <mark@codesourcery.com>
865 * function.c (free_temps_for_rtl_expr): Don't free slots
866 that have been pushed into a higher level.
869 2000-03-05 Mark Mitchell <mark@codesourcery.com>
871 2000-03-05 Mark Mitchell <mark@codesourcery.com>
873 * basic-block.h (ALLOCA_REG_SET): Remove.
874 (INITIALIZE_REG_SET): New macro.
875 * flow.c (update_life_info): Use it.
876 (calculate_global_regs_live): Likewise.
877 (propagate_block): Likewise.
878 * global.c (build_insn_chain): Likewise.
879 * haifa-sched.c (schedule_region): Likewise.
881 2000-03-05 Stephane Carrez <stcarrez@worldnet.fr>
883 * dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
884 (ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
885 (DWARF_ARANGES_PAD_SIZE): New define.
886 (output_aranges): Use it to pad the address range header.
887 (DWARF_ROUND): Fix for non power of 2 rounding.
889 2000-03-05 Jason Merrill <jason@casey.cygnus.com>
891 * mkdeps.c (deps_calc_target): Remove incorrect 'const'.
893 2000-03-05 Mark Mitchell <mark@codesourcery.com>
895 * tree.def (RTL_EXPR): Update documentation.
896 * tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
897 * expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
898 * function.c (preserve_rtl_expr_temp): New function.
899 (preserve_rtl_expr_temps): Likewise.
900 (preserve_rtl_expr_result): Use it.
903 2000-03-04 Mark Mitchell <mark@codesourcery.com>
905 2000-03-04 Thomas Schuster <Thomas.Schuster@gmx.net>
907 * regmove.c (copy_src_to_dest) Do not create src->dest move
908 for unchanging destination.
910 2000-03-04 Mark Mitchell <mark@codesourcery.com>
912 * function.h (struct sequence_stack): Remove rtl_expr.
913 (struct emit_staus): Likewise.
914 (seq_rtl_expr): Remove.
915 * tree.h (free_temps_for_rtl_expr): Don't declare.
916 (start_sequence_for_rtl_expr): Likewise.
917 * rtl.h (preserve_rtl_expr_result): Likewise.
918 * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
919 (start_sequence_for_rtl_expr): Remove.
920 (push_topmost_sequence): Don't save sequence_rtl_expr.
921 (pop_topmost_sequence): Remove comment about not restoring it.
922 (end_sequence): Don't set seq_rtl_expr.
923 (init_emit): Don't initialize it.
924 (mark_sequence_stack): Don't mark it.
925 (mark_emit_status): Likewise.
926 * except.c (protect_with_terminate): Use
927 start_sequence_for_rtl_expr, not start_sequence.
928 * expr.c (expand_expr, case RTL_EXPR): Don't call
929 preserve_rtl_expr_result or free_temps_for_rtl_expr.
930 * function.c (assign_stack_temp_for_type): Don't set rtl_expr.
931 (preserve_rtl_expr_result): Remove.
932 (free_temps_for_rtl_expr): Likewise.
933 (pop_temp_slots): Likewise.
934 (mark_temp_slot): Don't mark the rtl_expr.
935 * stmt.c (expand_start_stmt_expr): Use start_sequence, not
936 start_sequence_for_rtl_expr.
938 2000-03-04 Zack Weinberg <zack@wolery.cumb.org>
940 * mkdeps.c, mkdeps.h: New files.
941 * po/POTFILES.in: Add them.
942 * Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
943 (cpplib.o, cppinit.o): Depend on mkdeps.h.
944 (mkdeps.o): New target.
946 * cppfiles.c: Delete deps_output.
947 * cppinit.c: Include mkdeps.h. Delete known_suffixes,
948 OBJECT_SUFFIX, and base_name.
949 (cpp_cleanup): Use deps_free. Free ihash->name when clearing
951 (initialize_dependency_output): Use deps_init,
952 deps_add_target, deps_calc_target, and deps_add_dep. Remove
953 all the unnecessary string bashing.
954 (cpp_finish): Use deps_write. Remove an unnecessary nesting
956 * cpplib.c (do_include): Use deps_add_dep.
957 * cpplib.h (struct cpp_reader): Replace deps_buffer,
958 deps_allocated_size, deps_size, deps_column members with
959 single pointer to a struct deps. Delete prototype of
962 * cppinit.c: Fix thinko in previous patch.
964 Sat Mar 4 11:32:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
966 * machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
967 * stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
968 (mode_for_size_tree): New function.
969 (layout_decl, layout_type): Call it and clean up BLKmode checks.
970 * tree.h (mode_for_size_tree): New declaration.
972 * toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.
974 2000-03-04 Jason Merrill <jason@casey.cygnus.com>
976 * stmt.c (is_body_block): Move...
977 * dwarfout.c, dwarf2out.c: ...from here.
978 * tree.h: Declare it.
979 * emit-rtl.c (remove_unncessary_notes): Don't remove the body block.
980 * final.c (final_start_function): Do call remove_unnecessary_notes
983 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
985 * config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.
987 * cpplib.h (_dollar_ok): New macro.
988 (is_idchar, is_idstart): Use it.
989 (IStable): Rename to _cpp_IStable. Declare it const if
990 gcc >=2.7 or C99. Delete all references to FAKE_CONST.
991 (is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
992 is_space): Update for renamed IStable.
994 * cppinit.c: Delete all references to FAKE_CONST and CAT
995 macros. Define init_IStable as empty macro if gcc >=2.7 or
996 C99. Change TABLE() to ISTABLE and hardcode name of table.
997 (cpp_start_read): Don't change the IStable based on
1000 * cpphash.c (unsafe_chars): Add pfile argument. All callers
1001 changed. Handle '$' for char1 correctly.
1002 * cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.
1004 * cppexp.c (tokentab2): Make const.
1005 (cpp_lex): Make toktab const.
1006 * cppinit.c (include_defaults_array): Make const.
1007 (initialize_standard_includes): Make default_include const.
1009 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1011 * dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
1012 (dwarf2out_decl): Functions can now have DECL_IGNORED_P.
1013 (gen_decl_die): Likewise.
1014 * dwarfout.c (dwarfout_file_scope_decl): Likewise.
1015 (output_decl): Likewise.
1017 * varasm.c (make_function_rtl): If we change the name used in the
1018 rtl, update DECL_ASSEMBLER_NAME accordingly.
1019 (make_decl_rtl): Likewise.
1021 * toplev.c (rest_of_compilation): Tweak formatting.
1023 * toplev.c (rest_of_compilation): find_loop_tree_blocks before
1024 remove_unnecessary_notes.
1025 (debug_ignore_block): New fn.
1026 * toplev.h: Declare it.
1027 * emit-rtl.c (remove_unncessary_notes): Call it.
1028 * dwarf2out.c (dwarf2out_ignore_block): New fn.
1029 * dwarf2out.h: Declare it.
1030 * final.c (final_start_function): Don't call remove_unnecessary_notes
1031 if we did insn scheduling.
1033 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
1035 * cppinit.c (cpp_handle_option): Set opts->pedantic directly.
1036 * cpplib.h: Delete SET_CPP_PEDANTIC.
1038 Fri Mar 3 14:56:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1040 * expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
1041 result is a RECORD_TYPE.
1043 2000-03-03 Jonathan Larmour <jlarmour@cygnus.co.uk>
1045 * mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.
1047 2000-03-03 Richard Henderson <rth@cygnus.com>
1049 * alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
1050 addition over compliments over shifts.
1052 Fri Mar 3 12:49:28 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1054 * reload1.c (reload_combine_note_use): Handle return register USEs.
1055 REG case: Handle multi-hard-register hard regs.
1057 Fri Mar 3 07:38:34 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1059 * md.texi: Document use of '*' in insn pattern name.
1061 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
1063 * calls.c (special_function_p): operator new may not be malloc-like.
1065 * gcse.c (dump_hash_table): Really fix error in last change.
1067 2000-03-02 Denis Chertykov <denisc@overta.ru>
1069 * avr.c (print_operand): Use print_operand_address instead of
1071 * avr/libgcc.S: Cleanup code.
1073 2000-03-02 Richard Henderson <rth@cygnus.com>
1075 * alpha.c (alpha_emit_set_const_1): Also try c + small constant.
1077 2000-03-02 Mark Mitchell <mark@codesourcery.com>
1079 * tree.h (TYPE_ALIGN_UNIT): New macro.
1081 2000-03-02 Clinton Popetz <cpopetz@cygnus.com>
1083 * i386.c: (constant_call_address_operand): Reject CONST_INT.
1085 2000-03-02 Jason Merrill <jason@casey.cygnus.com>
1087 * cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
1089 (SET_CPP_PEDANTIC): New macro.
1090 * cpplib.c (do_include): Don't bother checking system_header_p.
1091 (do_warning, do_ident, do_assert, do_unassert): Likewise.
1092 * cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.
1094 * function.h (struct expr_status): Add x_arg_space_so_far.
1095 (arg_space_so_far): New macro.
1096 * expr.c (init_expr): Initialize it.
1097 * calls.c (emit_call_1): Reset it.
1098 (compute_argument_block_size, expand_call): Use it.
1099 (expand_call, store_one_arg): Increment it.
1101 Thu Mar 2 17:27:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1103 * varasm.c (output_constant): Strip off a CONVERT_EXPR to
1106 2000-03-02 Zack Weinberg <zack@wolery.cumb.org>
1108 * cppfiles.c (cpp_read_file): New function.
1110 * cpphash.c (collect_expansion): Make sure to reset last_token
1111 to NORM when we hit a string. Handle trailing whitespace
1112 properly when the expansion is empty.
1113 (create_definition): Disable line commands while parsing the
1115 (dump_definition): If pfile->lineno == 0, output a line
1116 command ahead of the dump, and add a trailing newline.
1118 * cppinit.c (append_include_chain): Add fifth argument, which
1119 indicates whether or not system headers are C++ aware.
1120 (initialize_standard_includes): New function,
1121 broken out of read_and_prescan. Pass 'cxx_aware' value from
1122 the include_defaults_array on to append_include_chain.
1123 (dump_special_to_buffer): Const-ify char array.
1124 (builtin_array): Don't dump __BASE_FILE__.
1125 (cpp_start_read): Use cpp_read_file. Reorder code for
1126 clarity. Don't output line commands here for -D/-A/-U
1127 switches. Don't call deps_output for files included with
1128 -include or -imacros.
1130 * cpplib.c (do_define): Don't pay any attention to the second
1132 (cpp_expand_to_buffer): Disable line commands while scanning.
1133 (output_line_command): Work in the file buffer.
1134 * cpplib.h: Remove no_record_file flag from struct cpp_reader.
1135 Fix formatting of comments. Prototype cpp_read_file.
1137 Thu Mar 2 13:29:46 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1139 * c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
1140 reference the language-equivalent of sizetype.
1141 * c-typeck.c (comptypes): Treat sizetype like its language equivalent.
1142 * fold-const.c (size_binop, size_diffop): Put back checks.
1143 * gcse.c (dump_hash_table): Fix minor error in last change.
1144 * stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
1145 Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
1148 Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <jh@suse.cz>
1150 * calls.c (expand_call) Do not attempt to combine stack adjustments
1151 with inhibit_defer_pop set.
1153 2000-03-01 Mark Mitchell <mark@codesourcery.com>
1155 * stor-layout.c (layout_decl): Allow front-ends to explicitly set
1156 the DECL_SIZE for a FIELD_DECL.
1158 2000-03-01 Bruce Korb <bkorb@gnu.org>
1160 * fixinc/inclhack.tpl: remove unused symlinks
1161 * fixinc/README: GCC Maintainer info
1162 * fixinc/inclhack.sh: regen
1163 * fixinc/fixincl.sh: regen
1165 2000-03-01 Zack Weinberg <zack@wolery.cumb.org>
1167 * cpphash.c (collect_expansion): Trim trailing white space
1168 from macro definitions, but don't go past the last insertion
1171 Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <jh@suse.cz>
1173 * i386.md (mulqi3): New pattern.
1175 2000-02-29 Zack Weinberg <zack@wolery.cumb.org>
1177 * cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
1179 (struct cpp_reader): Add parsing_if_directive and
1180 parsing_define_directive flags.
1181 (struct cpp_options): Remove output_conditionals flag.
1182 (check_macro_name): Delete prototype.
1184 * cpphash.h (struct macrodef): Delete.
1185 (struct reflist): Separate from struct definition.
1186 (struct definition): Remove unused fields. Add column number.
1187 (create_definition): Returns a DEFINITION *. Takes a
1188 cpp_reader * and an int.
1190 * cpphash.c (SKIP_WHITE_SPACE): Delete.
1191 (PEEKC): Copy defn from cpplib.c.
1192 (rest_extension, REST_EXTENSION_LENGTH): Delete.
1194 (struct arglist): Simplify.
1195 (collect_expansion): Rewrite. Get tokens by calling
1196 cpp_get_token. Add more error checking.
1197 (collect_formal_parameters): New function, broken out of
1198 create_definition and reworked to use get_directive_token.
1199 (create_definition): All real work is now in collect_expansion
1200 and collect_formal_parameters. do_define handles finding the
1201 macro name. Return a DEFINITION, not a MACRODEF.
1202 (macroexpand): Replace bcopy with memcpy throughout. Replace
1203 character-at-a-time copy loop with memcpy and pointer increments.
1204 (compare-defs): d1->argnames / d2->argnames might be null.
1206 * cpplib.c (copy_rest_of_line): Delete function.
1207 (skip_rest_of_line): Do all the work ourselves.
1208 (skip_string): New function.
1209 (parse_string): Use skip_string.
1210 (get_macro_name): New function.
1211 (check_macro_name): Delete.
1212 (copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
1213 (cpp_skip_hspace): Use CPP_BUMP_LINE.
1214 (handle_directive): ICE if we're called on a macro buffer.
1215 (do_define): Determine macro name and type (funlike/objlike)
1216 here. Expunge all uses of MACRODEF.
1217 (cpp_push_buffer): Set line_base to NULL.
1218 (do_undef, read_line_number): Don't worry about getting a POP token.
1219 (eval_if_expression): Set/reset parsing_if_directive around
1220 cpp_parse_expr. Don't clear only_seen_white.
1221 (skip_if_group): Remove output_conditionals logic. Use
1223 (cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
1224 tokens under appropriate conditions.
1225 (cpp_unassert): Call do_unassert not do_assert. Oops.
1227 * cppexp.c (parse_defined): New function, break out of
1229 (cpp_lex): We now get CPP_ASSERTION tokens and can check them
1230 ourselves, with cpp_defined.
1231 * cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.
1233 * gcc.dg/20000209-2.c: Turn off -pedantic-errors.
1234 * gcc.dg/strpaste-2.c: New.
1236 2000-02-29 Mark Mitchell <mark@codesourcery.com>
1238 * fold-const.c (size_binop): Don't asert inputs are the same and
1239 have TYPE_IS_SIZETYPE set.
1240 (size_diffop): Likewise.
1242 2000-02-29 Jason Merrill <jason@casey.cygnus.com>
1244 * dwarfout.c (output_block): Output abstract blocks even if they
1245 don't have TREE_ASM_WRITTEN set.
1247 * calls.c (emit_library_call): Check for null REG.
1249 2000-03-01 Martin von Loewis <loewis@informatik.hu-berlin.de>
1251 * c-decl.c (current_function_decl): Move to toplev.c.
1252 (init_decl_processing): Don't add current_function_decl as a ggc
1254 * dbxout.c (dbxout_symbol): Change return type to int.
1255 (dbxout_symbol_location, dbxout_syms): Likewise.
1256 (dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
1257 any locals. Use current_function_func_begin_label if set.
1258 * dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
1259 * dwarf2out.c (dwarf2out_begin_prologue): Set
1260 current_function_func_begin_label.
1261 * final.c (final_start_function): Reset it.
1262 * toplev.c (current_function_decl): Define it here.
1263 (current_function_func_begin_label): New variable.
1264 (main): Add both as ggc roots.
1265 * tree.h (current_function_func_begin_label): Declare.
1267 Tue Feb 29 14:07:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1269 * gcse.c: Cleanups throughout: mostly white-space, but also
1270 some minor rearrangement of code.
1272 Tue Feb 29 10:45:59 2000 Jeffrey A Law (law@cygnus.com)
1274 * calls.c (emit_library_call): Do not abort if FUNCTION_ARG
1275 returns a PARALLEL. Use emit_group_load and use_group_regs
1277 (emit_library_call_value): Similarly.
1279 * pa/t-pa: Use quadlib.c instead of quadlib.asm.
1280 * pa/quadlib.asm: Remove.
1281 * pa/quadlib.c: New file.
1283 * configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
1284 * configure: Rebuilt.
1286 2000-02-29 Philip Blundell <pb@futuretv.com>
1288 * config/arm/conix-elf.h: New file.
1289 * configure.in (arm*-*-conix*): New configuration.
1290 * configure: Regenerate.
1292 2000-02-28 Jason Merrill <jason@casey.cygnus.com>
1294 * dwarf2out.c (gen_block_die): Output abstract blocks even if they
1295 don't have TREE_ASM_WRITTEN set.
1297 Mon Feb 28 21:07:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1299 * Eliminate DECL_FIELD_SIZE.
1300 * builtins.c (built_in_class_names, built_in_names): New variables.
1301 * c-decl.c (finish_struct): Set specified size in DECL_SIZE.
1302 * expr.c (expand_expr, case COMPONENT_REF): Get field size from
1303 DECL_SIZE, not DECL_FIELD_SIZE.
1304 * print-tree.c (print_node): Remove code that prints extra blank
1305 lines in some cases.
1306 Properly handle inline and builtin function cases.
1307 * stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
1308 * tree.h (built_in_class_named, built_in_names): New declarations.
1309 (union tree_decl): Rename internal unions to u1 and u2 and change
1310 some of their components.
1311 Add new field built_in_class.
1312 (DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
1313 Reflect above changes.
1314 (DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
1315 (DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
1316 * objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
1317 (encode_field_decl): Likewise; also remove obsolete test for bitfield.
1319 2000-02-28 Dmitri Makarov <dim@windriver.com>
1321 * extend.texi: Document ARM's support for long/short calls.
1323 * invoke.texi: Document ARM's -mlong-calls command line switch.
1325 * config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
1326 (arm_encode_call_attribute): Add prototype.
1327 (arm_set_default_type_attribute): Add prototype.
1328 (arm_strip_name_encoding): Add prototype.
1330 * config/arm/arm.c (arm_init_cumulative_args): replace
1331 initialisation og 'long_calls' field with initialisation of
1332 'call_cookie' field.
1333 (enum arm_pragma_enum): New enum.
1334 (arm_pragma_long_calls): New static variable.
1335 (arm_process_pragma): Also process "#pragma long_calls_off".
1336 (arm_valid_type_attribute_p): Accept short_call attribute.
1337 (arm_comp_type_attributes): Check long/short call attributes.
1338 (arm_encode_call_attribute): New function: Encode long_call
1339 or short_call attribute in function name.
1340 (arm_set_default_type_attributes): New function: Assign
1341 default attributes to newly defined type.
1342 (current_file_function_operand): New function: Return true if
1343 the symbol is a function which has already been compiled.
1344 (arm_is_longcall_p): New function: Return true if the
1345 indicated function should be called via a long call.
1346 (arm_get_strip_length): New function. Returns number of
1347 prefix characters to be stripped from a function's name.
1348 (arm_strip_name_encoding): New function. Strip prefix characters
1349 from a function's name.
1351 * config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
1353 (SHORT_CALL_FAG_CHAR): Define.
1354 (LONG_CALL_FAG_CHAR): Define.
1355 (ENCODED_SHORT_CALL_ATTR_P): Define.
1356 (ENCODED_LONG_CALL_ATTR_P): Define.
1357 (ARM_NAME_ENCODING_LENGTHS): Define.
1358 (STRIP_NAME_ENCODING): Define.
1359 (ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
1360 (ARM_ENCODE_CALL_TYPE): Define.
1361 (ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
1362 (ARM_DECLARE_FUNCTION_SIZE): Define.
1363 (SET_DEFAULT_TYPE_ATTRIBUTES): Define.
1365 * config/arm/arm.md (call): Call arm_is_longcall_p to decide
1366 if a long call is needed.
1367 (call_value): Ditto.
1368 (call_symbol): Ditto.
1370 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
1371 ARM_DECLARE_FUNCTION_SIZE.
1373 * config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
1374 (SUBTARGET_NAME_ENCODING_LENGTHS): Define.
1375 (ARM_STRIP_NAME_ENCODING): Undefine.
1376 (STRIP_NAME_ENCODING): Undefine.
1377 (ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
1378 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1379 (ASM_OUTPUT_COMMON): Ditto.
1380 (ASM_DECLARE_OBJECT_NAME): Ditto.
1382 * config/arm/pe.c (arm_dllexport_name_p): Check for
1384 (arm_dllimport_name_p): Ditto.
1385 (arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
1386 (arm_mark_dllimport): Ditto.
1388 Mon Feb 28 22:11:12 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1390 * sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.
1392 2000-02-28 Mark Mitchell <mark@codesourcery.com>
1394 * xcoffout.c (xcoffout_begin_function): Fix typo in previous change.
1396 2000-02-28 Zack Weinberg <zack@wolery.cumb.org>
1398 * tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
1399 * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
1400 NO_BUILTIN_WCHAR_TYPE is not defined.
1401 (CPP_WCHAR_TYPE): Delete.
1402 * cccp.c (main): Don't change wchar_type if cplusplus.
1403 (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.
1405 2000-02-28 Nick Clifton <nickc@cygnus.com>
1407 * config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".
1409 Mon Feb 28 14:21:15 2000 Catherine Moore <clm@cygnus.com>
1411 * config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
1412 (ASM_WEAKEN_LABEL): Define.
1414 Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <jh@suse.cz>
1416 * expr.c (store_constructor): Do not emit USE.
1417 * rtl.h (stupid_life_analysis): Remove.
1419 Mon Feb 28 07:03:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1421 * function.c (number_blocks): Reset next_block_index based on
1422 what debugging format is used, not what is defined.
1424 * lcm.c: Minor reformatting throughout.
1425 (reg_dies, reg_becomes_live): Properly handle multiple hard regs.
1427 * toplev.c (rest_of_compilation): Account for time in
1428 optimize_mode_switching.
1430 * jump.c (jump_optimize_1): Don't call delete_barrier_successors
1431 if only marking labels.
1433 Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <jh@suse.cz>
1435 * calls.c (expand_call): Attempt to combine stack adjustments with
1436 pending stack adjustments.
1438 Mon Feb 28 11:34:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1440 * loop.c (reg_in_basic_block_p): Don't abort when falling through
1441 to the end of the function.
1443 2000-02-27 Mark Mitchell <mark@codesourcery.com>
1445 * emit-rtl.c (remove_unncessary_notes): Remove notes for empty
1447 * final.c (next_block_index): Remove.
1448 (max_block_depth): Likewise.
1449 (pending_blocks): Likewise.
1450 (init_final): Don't initialize them.
1451 (final_start_function): Don't set next_block_index. Set up
1453 (final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
1454 * function.h (number_blocks): New function.
1455 * function.c (get_block_vector): New function.
1456 (identify_blocks): Use it.
1457 (reorder_blocks): Set NOTE_BLOCK.
1458 (number_blocks): New function.
1459 * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
1460 * tree.h (BLOCK_NUMBER): New macro.
1461 (tree_block): Add block_num field.
1462 * dbxout.c (next_block_number): Remove.
1463 (dbxout_init): Don't set it.
1464 (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
1465 set. Use BLOCK_NUMBER, rather than next_block_num, to determine
1467 * toplev.c (rest_of_compilation): Always call
1468 find_loop_tree_blocks. Fix indentation.
1469 * dwarf2out.c (next_block_number): Remove.
1470 (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1471 to determine block numbers.
1472 (gen_inlined_subroutine_die): Likewise.
1473 (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
1474 (decls_for_scope): Don't increment next_block_number.
1475 * dwarfout.c (next_block_number): Remove.
1476 (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1477 to determine block numbers.
1478 (output_inlined_subroutine_die): Likewise.
1479 (output_block): Only output blocks that have TREE_ASM_WRITTEN set.
1480 (output_decls_for_scope): Don't increment next_block_number.
1481 * sdbout.c (next_block_number): Remove.
1482 (sdbout_block): Use BLOCK_NUMBER.
1483 (sdbout_begin_block): Simplify.
1484 * xcoffout.c (next_block_number): Remove.
1485 (xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
1486 (xcoffout_begin_block): Don't set next_block_number.
1487 (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
1490 Sun Feb 27 16:40:33 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1492 * builtins.c (c_strlen): Use size_diffop and return ssizetype value.
1493 (expand_builtin_strcpy): Pass correct type to size_binop.
1494 (expand_builtin_strcmp): Likewise.
1495 Clean up conditional structure.
1496 * c-decl.c (init_decl_processing): Don't call set_sizetype twice.
1497 (complete_array_type): Don't use size_binop for MAXINDEX.
1498 * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
1499 (c_sizeof_nowarn, c_size_in_bytes): Likewise.
1500 (c_alignof): Use size_one_node.
1501 (build_unary_op): Pass arg of proper type to size_binop.
1502 (really_start_incremental_init, push_init_level): Use sizetype for
1503 constructor{,_bit,_unfilled}_index.
1504 (pop_init_label, output_init_element): Likewise.
1505 (output_pending_init_elements, process_init_element): Likewise.
1506 * calls.c (compute_argument_block_size): Field VAR is ssizetype.
1507 * expr.c (store_expr): Use size_int.
1508 (store_constructor): Use proper types for size_binop args.
1509 (get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
1510 (expand_expr_unaligned): Likewise.
1511 (string_contant): Return object of sizetype.
1512 * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
1513 (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
1514 (ARGS_SIZE_TREE): Pass proper types to size_binop.
1515 * fold-const.c (int_const_binop): Refine when size_int is called.
1516 (fold_convert): Likewise.
1517 (size_int_wide): Rework to take KIND as arg, only take low order
1518 bits, handle new sizetype_tab datatype, and chain entries in
1520 (size_int_type_wide): New function.
1521 (size_binop): Validate types of arguments.
1522 (ssize_binop): Deleted.
1523 (size_diffop): New function.
1524 (extract_muldiv): Only fold division into multiplication for sizetypes.
1525 * function.c (assign_parms): Use size_diffop and make sure
1526 VAR field is of ssizetype; also pass proper type to size_binop.
1527 (locate_and_pad_parm, pad_to_arg_alignment): Likewise.
1528 (round_down): Deleted from here.
1529 * store-layout.c (sizetype_tab): Now an array.
1530 (sizetype_set, early_root_list): New variables.
1531 (variable_size): Use size_one_node.
1532 (round_up): Pass proper type to size_binop.
1533 (round_down): Moved to here and corrected as above.
1534 (layout_record): Pass proper arg types to size_binop.
1535 (layout_type): Likewise.
1536 If sizetype_set is zero, record the type just laid out.
1537 (make_unsigned_type): Don't call set_sizetype;
1538 (make_signed_type): Likewise; also, call fixup_signed_type.
1539 (initialize_sizetypes): New function.
1540 (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
1541 set name of bitsizetype to "bit_size_type".
1542 Fix up type of sizes of all types made before call.
1543 * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
1544 * tree.c (fix_sizetype): Deleted.
1545 (build_common_tree_nodes): Call initialize_sizetypes.
1546 (build_common_tree_nodes_2): Don't call fix_sizetype.
1547 * tree.h (TYPE_IS_SIZETYPE): New macro.
1548 (initialize_sizetype): New declaration.
1549 (enum size_type_kind): New type.
1550 (struct sizetype_tab): Deleted.
1551 (sizetype_tab): Now array; adjust sizetype macros.
1552 (size_diffop, size_int_type_wide): New functions.
1553 (size_int_wide): Change number of args and type; access macros changed.
1554 (ssize_int, sbitsize_int): New macros.
1555 * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
1556 (ROUND_TYPE_SIZE_UNIT): New macro.
1558 2000-02-27 Zack Weinberg <zack@wolery.cumb.org>
1560 * c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.
1562 Sun Feb 27 07:44:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1564 * gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
1565 Mark as possibly unused.
1567 * cse.c (cse_insn): Delete dead code involving tablejump.
1568 Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.
1570 * Makefile.in (libcpp.a): Start by deleting it.
1572 2000-02-27 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1574 * cpplib.h (enum file_change_code): Added rename_file.
1575 * cpplib.c (do_line): If a filename is given, set file_change to
1577 (output_line_command): If file_change is rename_file, always
1578 output a # directive with the file name.
1580 * cpplib.c (do_pragma): Accept #pragma without consecutive token.
1582 2000-02-26 Mark Mitchell <mark@codesourcery.com>
1584 * integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
1585 when copying a PARM_DECL or RESULT_DECL.
1587 2000-02-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1589 * fix-header.c (recognized_function): Also fix prototypes for
1590 functions taking "void".
1592 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1594 * reload1.c (do_output_reload): Check reg_reloaded_valid before
1595 looking at reg_reloaded_contents.
1597 2000-02-26 Zack Weinberg <zack@wolery.cumb.org>
1599 * Makefile.in (STMP_FIXINC): New toggle.
1600 (LIBGCC2_DEPS): Delete all references.
1601 (stmp-headers): Delete target. All references either deleted
1602 or changed to stmp-int-headers.
1603 (all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
1604 (LIBCPP_OBJS): Take out cppalloc.o.
1605 (cppalloc.o): Delete target.
1606 (stmp-int-hdrs): Depend on $(STMP_FIXINC).
1607 (gen-protos, fix-header): Link with libiberty.a.
1608 * build-make: Don't change FIXINCLUDES. Override STMP_FIXINC
1611 * configure.in: Remove refs to strerror.
1612 * acconfig.h: Take out NEED_DECLARATION_STRERROR.
1613 * system.h: Take out strerror stanza.
1615 * cpperror.c (my_strerror): Delete function.
1616 (cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
1617 * cppmain.c (main): Call xmalloc_set_program_name first thing.
1618 * cppalloc.c: Delete file.
1619 * gen-protos.c: Don't provide xrealloc.
1621 * fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
1622 xstrerror throughout.
1624 2000-02-26 Bruce Korb <bkorb@gnu.org>
1626 * fixinc/inclhack.def (undefine_null): the bypass pattern needs to
1627 match for DOS headers, too.
1628 * fixinc/inclhack.sh,fixincl.x: Regenerate.
1630 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1632 * config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default
1633 is right for most ELF targets.
1634 * config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
1635 Let the default file use %U properly.
1636 * config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the
1639 * config/fp-bit.c (pack_d): Properly handle rounding of denormal
1642 Sat Feb 26 09:39:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1644 * toplev.c (documented_lang_options): Correct spelling error.
1645 (decode_d_option, decode_f_option, main): Likewise.
1647 * toplev.c (print_time): Avoid SIGFPE when all_time is zero.
1649 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
1650 to tell assembler it is permitted to expand large constants.
1652 2000-02-25 Mumit Khan <khan@xraylith.wisc.edu>
1654 * protoize.c: (AUX_INFO_SUFFIX): New macro.
1655 (aux_info_suffix): Use.
1656 (SAVE_SUFFIX): New macro.
1658 (munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
1659 (gen_aux_info_file): Use aux_info_suffix instead of ".X".
1660 (edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.
1662 * invoke.texi (Running Protoize): Update documentation.
1664 2000-02-25 Mark Elbrecht <snowball3@bigfoot.com>
1666 * i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.
1668 2000-02-25 John Wehle (john@feith.com)
1670 * rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.
1672 2000-02-25 Anthony Green <green@cygnus.com>
1674 * toplev.c (rest_of_compilation): Rebuild jump labels if
1675 combine_instructions has created a new direct jump.
1676 * combine.c (try_combine): Add new_direct_jump_p argument. Set it
1678 (combine_instructions): Call try_combine with new argument.
1679 Return non-null value when new direct jump instruction is created.
1680 * rtl.h: combine_instructions returns an int.
1682 Fri Feb 25 19:49:08 2000 Jeffrey A Law (law@cygnus.com)
1684 * cse.c (cse_insn): Replace the PATTERN of the insn with an new
1685 jump when changing a computed jump into a jump to a known
1688 Fri Feb 25 19:22:44 2000 Graham Stott <grahams@rcp.co.uk>
1690 * resource.c (mark_referenced_resources): Changed use SET_DEST (...)
1691 to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.
1693 * i386.md (define_expand "clrstrsi"): Fix typo.
1695 Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <rich@microunity.com>
1697 * rtl.texi: Fix typo.
1699 Fri Feb 25 20:02:35 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1701 * sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
1702 UNITS_PER_WORD. Change caller initial_elimination_offset.
1703 (rounded_frame_size): Take into account that argument pushed has
1704 changed. Fix TARGET_ALIGN_DOUBLE problem.
1706 2000-02-25 Geoff Keating <geoffk@cygnus.com>
1708 * haifa-sched.c (schedule_block): Explain the real reason
1709 we delete REG_SAVE_NOTEs on the first insn of a block.
1710 Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.
1712 2000-02-24 Mark Mitchell <mark@codesourcery.com>
1714 * input.h (push_srcloc): New function.
1715 (pop_srcloc): Likewise.
1716 * toplev.c (push_srcloc): Define it.
1717 (pop_srcloc): Likewise.
1719 2000-02-24 Richard Henderson <rth@cygnus.com>
1721 * flow.c (life_analysis): When collecting reg info, clear
1724 Thu Feb 24 22:06:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1726 Fix bug exposed by reload.c no longer rounding the frame
1727 size to BIGGEST_ALIGNMENT:
1728 * sh.c (rounded_frame_size): New function.
1729 (sh_expand_prologue, sh_expand_epilogue): Use it.
1730 (initial_elimination_offset): Likewise.
1732 Thu Feb 24 20:04:11 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1734 Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
1735 * sh-protos.h (sh_need_epilogue): Declare.
1736 * sh.c (sh_need_epilogue_known): New static variable.
1737 (sh_need_epilogue): New function.
1738 (function_epilogue): Clear need_epilogue_known.
1739 * sh.md (return): Split into expander / insn pattern.
1740 Make the expander conditional on ! sh_need_epilogue ().
1742 2000-02-24 Nathan Sidwell <nathan@codesourcery.com>
1744 * machmode.h (get_mode_alignment): Declare.
1745 (GET_MODE_ALIGNMENT): Call it.
1746 * stor-layout.c (get_mode_alignment): New function. Make
1747 sure alignment is always power of 2.
1749 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
1751 * i386.h: Remove useless definition of "I386" and misleading
1754 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
1756 * tree.h (TREE_SET_PERMANENT): New macro. Document conditions
1757 under which TREE_PERMANENT will be set.
1758 * tree.c (make_node, copy_node, make_tree_vec, tree_cons,
1759 build1): Use TREE_SET_PERMANENT.
1760 * print-tree.c (print_node): Don't report value of
1761 TREE_PERMANENT if ggc_p is true.
1763 * c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
1764 decide whether to give a type a new alias set.
1765 * objc/objc-act.c (build_objc_string_object): Never copy the string.
1766 * tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
1767 of value of 'obstack'.
1770 2000-02-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1772 * config/c4x/c4x.c (c4x_process_after_reload): Split all insns.
1774 2000-02-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1776 * cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
1777 * cpplib.c (cpp_get_token): Produce them.
1778 * cppexp.c (cpp_lex): Handle them.
1780 2000-02-23 Nick Clifton <nickc@cygnus.com>
1782 * config/arm/arm.c (arm_comp_type_attributes): Simply and
1783 comment tests on type attributes.
1785 Wed Feb 23 16:42:21 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1787 * final.c (shorten_branches): Make value passed to LOOP_ALIGN
1788 conform to documentation.
1789 * sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
1790 to check for special cases.
1791 * sh-protos.h (sh_loop_align): Declare.
1792 * sh.c (sh_loop_align): Define.
1794 2000-02-22 Andrew Haley <aph@cygnus.com>
1796 * config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
1797 (SIZE_TYPE): Is 32 bits when using -mgp32.
1798 (PTRDIFF_TYPE): Ditto.
1800 Wed Feb 23 07:26:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1802 * diagnostic.c (init_output_buffer): Handle case of null PREFIX.
1804 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
1806 * config/i386/i386.h: If IN_TARGET_LIBS is defined, make
1807 BIGGEST_FIELD_ALIGNMENT a constant.
1809 2000-02-21 Jason Merrill <jason@casey.cygnus.com>
1811 * dwarf2out.c (output_line_info): Put the marker for the end of
1812 the line number info at the actual end.
1813 (gen_struct_or_union_type_die): Use decl_function_context
1814 to check for local classes.
1815 * dwarfout.c (output_type): Likewise.
1817 Tue Feb 22 01:38:57 2000 Jeffrey A Law (law@cygnus.com)
1819 * pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
1820 for arguments with a mode, but no type.
1821 (FUNCTION_ARG_CALLEE_COPIES): Similarly.
1822 * t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
1823 * pa/long_double.h: New file.
1824 * configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
1825 both have 128bit wide long doubles.
1826 * configure: Rebuilt.
1828 2000-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1830 * defaults.h (ASM_OUTPUT_ASCII): Constify a char*.
1832 * flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
1833 fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
1834 (life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.
1836 * haifa-sched.c (rank_for_schedule): Don't cast away const-ness.
1838 * integrate.c (compare_blocks, find_block): Likewise.
1840 * rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.
1842 * rtl.h (set_file_and_line_for_stmt): Constify a char*.
1844 * stmt.c (stmt_status, set_file_and_line_for_stmt,
1845 expand_asm_operands): Likewise.
1847 Mon Feb 21 17:06:27 2000 Jason Eckhardt <jle@cygnus.com>
1849 * predict.c (estimate_probability): Added the pointer heuristic to
1850 the collection of static branch predictors.
1852 2000-02-21 Catherine Moore <clm@cygnus.com>
1854 * config/mips/mips.h (ASM_SPEC): Add -mfix700.
1855 * invoke.texi (-mfix7000): Document.
1857 2000-02-21 Gabriel Dos Reis <gdr@codesourcery.com>
1859 * diagnostic.c (init_output_buffer): Make it possible to output at
1860 least 32 characters if we're given a too long prefix.
1862 2000-02-20 Mark Mitchell <mark@codesourcery.com>
1864 * varasm.c (initializer_constant_valid_p): Call
1865 lang_expand_constant to simplify the constant.
1867 2000-02-20 Bruce Korb <bkorb@gnu.org>
1869 * fixinc/inclhack.def(stdio_va_list):
1870 typedef needs to be disabled.
1871 * fixinc/inclhack.sh: regen
1872 * fixinc/fixincl.x: regen
1874 2000-02-20 Geoff Keating <geoffk@cygnus.com>
1876 * print-rtl.c (print_rtx): Don't print addresses when
1877 flag_dump_unnumbered.
1879 2000-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1881 * sparc.c (sparc_output_scratch_registers): Mark parameter with
1883 (sparc_va_arg, sparc_flat_output_function_prologue,
1884 sparc_flat_output_function_epilogue): Cast value to unsigned in
1886 (sparc_emit_float_lib_cmp): Remove unused variable `cmp'.
1888 * sparc.md: Add default case in switch.
1890 2000-02-19 Richard Henderson <rth@cygnus.com>
1892 * c-typeck.c (add_pending_init): Don't abort for multiple
1893 fields at the same offset.
1894 (pending_init_member): Test the correct member.
1896 2000-02-19 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1898 * except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
1900 (start_catch_handler) : Same.
1902 2000-02-19 Brad Lucier (lucier@math.purdue.edu)
1904 * Makefile.in: Have flow.o depend on $(EXPR_H)
1906 Sat Feb 19 18:43:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1908 * c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
1909 * c-decl.c (duplicate_decls, finish_enum): Likewise.
1910 (finish_decl): Remove -Wlarger-than code from here.
1911 * flags.h (id_clash_len): Now int.
1912 (larger_than_size): Now HOST_WIDE_INT.
1913 * fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
1914 Clean up checking to see if in table.
1915 (make_bit_field_ref): Remove extra parm to bitsize_int.
1916 * ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
1917 * print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
1918 * stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
1919 and for computing size of decl.
1920 * stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
1921 Move -Wlarger-than code to here.
1922 (layout_record): Remove extra arg to bitsize_int.
1923 Set TYPE_BINFO_SIZE_UNIT.
1924 (layout_union): Remove extra arg to bitsize_int.
1925 Use proper type for size of QUAL_UNION.
1926 (layout_type): Remove extra arg to bitsize_int.
1927 * toplev.c (id_clash_len): Now int.
1928 (larger_than_size): Now HOST_WIDE_INT.
1929 (decode_W_option): Clean up id-clash and larger-than- cases.
1930 * tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
1931 (expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
1932 * tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
1933 (struct tree_decl): New field size_unit.
1934 (size_int_wide): No HIGH operand; NUMBER is now signed.
1935 (size_int_2): Deleted.
1936 (size_int, bitsize_int): Don't use it and rework args.
1937 * varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.
1939 Fri Feb 18 20:01:58 2000 Jeffrey A Law (law@cygnus.com)
1941 * pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.
1943 2000-02-18 Geoff Keating <geoffk@cygnus.com>
1945 * invoke.texi (Warning Options): Add an explanation of why
1946 you might want the -Wfloat-equal flag.
1948 Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1950 * bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
1951 * cppinit.c (new_pending_define): Add cast to avoid warning.
1952 * expmed.c (extract_bit_field): Likewise.
1953 * flow.c (enum reorder_skip_type): New type.
1954 (skip_insns_between_blcok): New it.
1955 Rework to avoid warning about possibly undefined variable.
1956 * function.c (assign_parms): Make thisparm_boundary unsigned.
1957 * genrecog.c (write_switch): Cast XWINT result to int.
1958 * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
1959 * mips-tfile.c (init_file): Make two versions of FDR intializer:
1960 one for MIPS and one for Alpha.
1961 (get_tag, copy_object): Add casts to avoid warnings.
1962 * optabs.c (init_one_libfunc): Cast NAME to (char *).
1963 * reload.c (find_reloads): Make TYPE enum reload_type.
1964 * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
1965 * unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
1966 * varasm.c (compare_constant_1): Add cast to avoid warning.
1967 * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
1969 (alpha_expand_unaligned_load, alpha_expand_unaligned_store):
1970 Cast switch operand of size to int.
1971 (alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
1972 * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
1975 2000-02-18 Nick Clifton <nickc@cygnus.com>
1977 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
1978 anything for an alignment of zero.
1980 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
1981 anything for an alignment of zero.
1983 2000-02-18 Martin von Loewis <loewis@informatik.hu-berlin.de>
1985 * gcc.texi (Bug Reporting): Refer to bugs.html.
1986 (Bug Lists): Likewise.
1987 * system.h (GCCBUGURL): New preprocessor define.
1988 * rtl.c (fancy_abort): Use it.
1989 * gcc.c (main): Likewise.
1991 2000-02-18 Richard Henderson <rth@cygnus.com>
1993 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
1994 (life_analysis_1): Subsume into ...
1995 (life_analysis): ... here. Force PROP_REG_INFO off after reload.
1996 Use update_life_info for the relaxation.
1997 (update_life_info): Update REG_BASIC_BLOCK for registers live on
1998 entry and regs_live_at_setjmp.
1999 (set_noop_p): Simplify.
2000 (notice_stack_pointer_modification_1): Renamed from s/_1//.
2001 (record_volatile_insns): Split into ...
2002 (delete_noop_moves): ... here,
2003 (notice_stack_pointer_modification): ... here,
2004 (insn_dead_p): ... and here.
2005 (propagate_block): Don't query INSN_VOLATILE.
2006 (mark_used_regs): Mind !PROP_REG_INFO.
2007 * toplev.c (rest_of_compilation): Call mark_constant_function here,
2008 not in life_analysis.
2010 Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com)
2012 * loop.c (canonicalize_condition): New function,
2013 broken out of get_condition.
2014 (get_condition): Use it.
2015 * expr.h (canonicalize_condition): Prototype it.
2017 * tree.h (tree_int_cst_msb): Declare.
2018 * tree.c (tree_int_cst_msb): New function.
2020 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2022 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
2025 * invoke.texi (-fmessage-length=n): Document.
2027 2000-02-17 Jason Merrill <jason@casey.cygnus.com>
2029 * bitmap.c (bitmap_operation): Don't leak bitmap elements.
2031 2000-02-17 Mark Mitchell <mark@codesourcery.com>
2033 * function.c (thread_prologue_and_epilogue_insns): Put a line note
2036 2000-02-17 Nick Clifton <nickc@cygnus.com>
2038 * config/arm/thumb.c: Replace includes of system headers with
2039 #include "system.h".
2041 2000-02-16 Richard Henderson <rth@cygnus.com>
2043 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
2044 Add crtbeginS.o and crtendS.o.
2045 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
2046 (ENDFILE_SPEC): Use crtendS.o.
2047 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
2049 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
2050 (__do_global_dtors_aux): ... here. Call __cxa_finalize if
2052 (__dso_handle): New variable.
2053 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
2054 bias to __CTOR_END__.
2056 2000-02-16 Richard Henderson <rth@cygnus.com>
2058 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
2060 Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com>
2062 * longlong.h (__clz_tab): Declare as static to match definition.
2064 2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>
2065 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
2066 (XREF_FILE_NAME): Define.
2068 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
2069 (EH_FRAME_SECTION_ASM_OP): Define.
2070 (IDENT_ASM_OP): Define.
2071 (TEXT_SECTION_ASM_OP): Define.
2073 (CTORS_SECTION_ASM_OP): Define.
2074 (CTOR_SECTION_FUNCTION): Use it.
2075 (DTORS_SECTION_ASM_OP): Define.
2076 (DTOR_SECTION_FUNCTION): Use it.
2078 2000-02-16 Zack Weinberg <zack@wolery.cumb.org>
2080 * reg-stack.c (emit_swap_insn): Do not put a new insn before a
2083 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
2084 debug_bb_n): New functions.
2085 (dump_flow_info, print_rtl_with_bb): Use dump_regset.
2086 * basic-block.h: Prototype new functions.
2088 Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru>
2090 * configure.in: Add support for avr target.
2091 * configure: Rebuilt.
2093 * invoke.texi: Add AVR invocation docs.
2094 * install.texi: Add information about AVR.
2095 * md.texi: Add AVR constraint letters description.
2096 * extend.texi: Add description for AVR specific attributes.
2098 2000-02-16 Jason Merrill <jason@casey.cygnus.com>
2100 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
2102 2000-02-16 Nick Clifton <nickc@cygnus.com>
2104 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
2105 (make_insn_raw): Move RTL check here.
2107 2000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2109 * version.c: Include gansidecl.h and version.h.
2111 * version.h: Wrap entire file in macro __GCC_VERSION_H__.
2113 * configure.in (gcc_version): When setting, narrow search to
2114 lines containing `version_string'.
2116 * Makefile.in (mainversion): Likewise.
2117 (GCC_H): New variable.
2118 (gcc.h): Delete target.
2119 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
2120 (version.o): Depend on version.h.
2121 (dbxout.o): Don't depend on gcc.h.
2123 Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com>
2124 Michael Meissner <meissner@cygnus.com>
2126 * md.texi (Simple Constraints): Add item about whitespace.
2127 * genoutput.c (strip_whitespace): New.
2128 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
2129 strip_whitespace for constraints.
2130 Test pointer using NULL, not 0.
2132 2000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2134 * cpplib.c (do_line): Pedwarn for #line > 32767.
2136 * c-lex.c (readescape): Warn about '\x', but do not reject it.
2138 2000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk>
2140 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
2141 to default cpp spec.
2142 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
2143 * cpp.texi: Document __GNUC_PATCHLEVEL__.
2146 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
2149 2000-02-15 Denis Chertykov <denisc@overta.ru>
2151 * configure.in: Add support for avr target.
2153 Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2155 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
2156 (sh_addr_diff_vec_mode): Don't declare.
2157 * sh.c (sh_addr_diff_vec_mode): Delete.
2159 Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2161 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
2163 Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2165 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
2166 (smulsi3_highpart_i): Name.
2167 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
2168 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
2169 (smulsi3_highpart, umulsi3_highpart): Likewise.
2171 (mulsidi3_i, umulsidi3_i): Make rtl describe operation
2172 correctly independent of endianness.
2173 (mulsidi3, umulsidi3): Now define_insn. Hide details that
2174 confuse the optimizers.
2175 (mulsidi3+1, umulsidi3+1): New define_split.
2177 Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com>
2179 * config/sh/sh.md: Guard insn splits against illegal registers.
2180 * config/sh/sh.h: Correct comment about macros.
2182 Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2183 Andrew MacLeod <amacleod@cygnus.com>
2185 * Makefile.in (lcm.o): Depend on insn-attr.h.
2186 * basic-block.h (optimize_mode_switching): Declare.
2187 * lcm.c (tm_p.h, insn-attr.h): #include.
2188 (seginfo, bb_info): New structs.
2189 (antic, transp, comp, delete, insert) : New file-scope static variables.
2190 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
2191 (reg_becomes_live, optimize_mode_switching): Likewise.
2192 * tm.texi: Add description of mode switching macros.
2193 * toplev.c (rest_of_compilation): Call optimize_mode_switching.
2195 * sh-protos.h (remove_dead_before_cse): Remove prototype.
2196 (fldi_ok, fpscr_set_from_mem): New prototypes.
2197 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
2198 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
2199 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2200 (sh_flag_remove_dead_before_cse): Remove declaration.
2201 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
2202 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
2203 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
2204 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2205 (barrier_align): Allow for JUMP_INSNS containing a parallel.
2206 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
2207 (fldi_ok): New function.
2208 (get_fpscr_rtx): Add fpscr_rtx as GC root.
2209 (emit_sf_insn): Only generate fpu switches when optimize < 1.
2210 (emit_df_insn): Likewise.
2211 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
2212 (sh_flag_remove_dead_before_cse): Delete.
2213 (get_free_reg, fpscr_set_from_mem): New functions.
2214 * sh.md (movdf, movsf): Remove no_new_pseudos code.
2215 (return): Remove emit_fpscr_use / remove_dead_before_cse calls.
2217 2000-02-15 Loren Rittle <ljrittle@acm.org>
2219 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
2221 2000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2223 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
2224 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
2226 * cccp.c: Include version.h and/or don't declare `version_string'.
2227 * collect2.c: Likewise.
2228 * alpha.c: Likewise.
2229 * arm/aof.h: Likewise.
2230 * arm/coff.h: Likewise.
2231 * arm/elf.h: Likewise.
2232 * arm/pe.h: Likewise.
2233 * arm/tcoff.h: Likewise.
2234 * arm/telf.h: Likewise.
2235 * arm/tpe.h: Likewise.
2236 * arm/vxarm.h: Likewise.
2237 * convex/convex.c: Likewise.
2238 * i386/dgux.c: Likewise.
2239 * i386/sun386.h: Likewise.
2240 * m88k/m88k.c: Likewise.
2241 * mcore/mcore-pe.h: Likewise.
2242 * mips/mips.h: Likewise.
2243 * romp/romp.h: Likewise.
2244 * sh/sh.c: Likewise.
2245 * cpphash.c: Likewise.
2246 * cppinit.c: Likewise.
2247 * dwarf2out.c: Likewise.
2248 * dwarfout.c: Likewise.
2251 * mips-tfile.c: Likewise.
2252 * protoize.c: Likewise.
2253 * toplev.c: Likewise.
2256 * version.c (version_string): Constify a char*.
2258 * version.h: New file.
2260 2000-02-14 Nick Clifton <nickc@cygnus.com>
2262 * configure.in: Add mcore-elf and mcore-pe targets.
2263 * configure: Regenerate.
2265 * NEWS: Add note that MCore port has been contributed.
2267 * invoke.texi: Document command line switches for MCore port.
2268 * install.texi: Add MCore to list of supported targets.
2270 2000-02-14 Geoff Keating <geoffk@cygnus.com>
2272 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
2273 then we will need to import the frame handling functions.
2274 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
2275 to import the frames themselves.
2277 Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
2278 Jason Eckhardt <jle@cygnus.com>
2280 * basic_block.h: Added prototype for reorder_basic_blocks.
2281 * toplev.c: Changes to add -freorder-blocks and graph dump after
2282 block reordering is done.
2283 * flow.c (reorder_block_def): New structure for use during block
2285 (REORDER_BLOCK_*): New macros to access members of above structure.
2286 (skip_insns_between_block, get_common_dest, chain_reorder_blocks,
2287 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
2288 functions for block reordering.
2290 Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com>
2292 * gcc.texi (Passes): Fix typo.
2293 * md.texi (Standard Names): Ditto.
2294 * tm.texi (Storage Layout): Ditto.
2296 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2298 * cpplib.c (do_define): Only free the old definition if it
2301 2000-02-13 Neil Booth <NeilB@earthling.net>
2303 * cppfiles.c (read_and_prescan): When emitting deferred
2304 newlines, test speccase[] again instead of checking each
2305 possible whitespace character in turn. When we encounter \r,
2306 look behind for \n first, then ahead.
2308 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2310 * cse.c (cse_altered): New internal flag.
2311 (cse_insn): Set it if we changed an insn.
2312 (cse_main): Clear cse_altered before each basic block.
2313 Only garbage collect if cse_altered is true afterward.
2315 Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2317 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
2319 Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com)
2321 * combine.c (simplify_comparison): Fix typo.
2323 Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net>
2325 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc
2328 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2330 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing
2331 previously inserted node instead of root node. Caller changed.
2333 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2335 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
2337 2000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
2340 __dereg_frame_dtor): Add prototype argument.
2342 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
2344 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
2346 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
2348 * gthr-vxworks.h (__gthread_once): Likewise.
2350 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
2352 Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz>
2354 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
2355 (ix86_expand_epilogue): ... here. Use mov instead of add to restore
2356 stack pointer in functions w/o saved registers, output LEAVE more often
2357 on TARGET_USE_LEAVE machines.
2359 2000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>
2361 * config/arm/arm.c (arm_init_cumulative_args); New function:
2362 Initlaise the CUMULATIE_ARGS strcuture for a function
2364 (arm_function_arg): New function: Determine where to place a
2365 function's argument. Also handles deciding the function's
2367 (current_file_function_operand): New function: Return true if
2368 the symbol is a function which has already been compiled.
2369 (arm_is_long_call_p): New function: Return true if the
2370 indicated function should be called via a long call.
2371 (arm_valid_type_attribute_p): New function: Return true if the
2372 attribute is a valid, arm specific, attribute.
2373 (arm_comp_type_attribute): New function: Return true if the
2374 two types have compatable, arm specific, attributes.
2376 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
2378 (FUNCTION_ARG): Redefine to call arm_function_arg.
2379 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
2381 (INIT_CUMULATIVE_ARGS): Redefine to call
2382 arm_init_cumulative_args.
2383 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure
2385 (SETUP_INCOMING_VARARGS): Redefine to use correct structure
2387 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
2389 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
2390 (VALID_MACHINE_TYPE_ATTRIBUTE): Define.
2391 (COMP_TYPE_ATTRIBUTES): Define.
2393 * config/arm/arm.md (call): Call arm_is_long_call_p to decide
2394 if a long call is needed.
2395 (call_value): Call arm_is_long_call_p to decide if a long call
2397 (call_symbol): Call arm_is_long_call_p to decide if a long call
2400 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
2402 2000-02-11 Denis Chertykov <denisc@overta.ru>
2404 * README.AVR: New file with information about the avr ports.
2405 * config/avr: New directory with avr port files.
2407 2000-02-11 Andreas Jaeger <aj@suse.de>
2409 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
2411 2000-02-11 Zack Weinberg <zack@wolery.cumb.org>
2413 * cpphash.c: Fix formatting, update commentary.
2414 (dump_definition): Take three separate arguments instead of a
2415 MACRODEF structure argument.
2416 * cpphash.h: Update prototype of dump_definition.
2417 * cppinit.c (cpp_finish): Update call of dump_definition.
2419 * cpplib.c (do_define): Always create new hash entry with
2420 T_MACRO type. Remove redundant check for redefinition of
2421 poisoned identifier. Update call of dump_definition.
2422 (do_undef): Don't call check_macro_name. Rename sym_length to
2424 (do_error, do_warning): Don't use copy_rest_of_line or
2426 (do_warning): Don't use pedwarn for the actual warning,
2427 only the notice about its not being in the standard. (Fixes
2428 bug with #warning in system headers.)
2429 (do_ident): Stricter argument checking - accept only a single
2430 string after #ident. Also, macro-expand the line.
2431 (do_xifdef): Use cpp_defined. De-obfuscate.
2433 (do_pragma): Split out specific pragma handling to separate
2434 functions. Use get_directive_token. Update commentary. Do
2435 not pass on #pragma once or #pragma poison to the front end.
2436 (do_pragma_once, do_pragma_implementation, do_pragma_poison,
2437 do_pragma_default): New.
2439 Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com)
2441 * jump.c (jump_optimize_1): The first operand in a relational
2443 * optabs.c (emit_conditional_move): Handle relationals which
2444 have a known true/false result.
2446 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2448 * function.c (thread_prologue_and_epilogue_insns): Don't insert
2449 a RETURN insn into a block which already ends with a jump.
2451 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2453 * haifa-sched.c (BUF_LEN): Increase a lot.
2455 2000-02-11 Nick Clifton <nickc@cygnus.com>
2457 * configure.in: Add tm_p_file specification for thumb targets.
2458 * configure: Regenerate.
2460 * config/arm/thumb-protos.h: New file: Prototypes for exported
2461 functions defined in thumb.c.
2463 2000-02-11 Robert Lipe <robertl@sco.com>
2465 * Makefile.in (bootstrap-lean): Remove additional files.
2466 (bootstrap2-lean): Likewise.
2467 (VOL_FILES): List of files for above.
2469 2000-02-11 Nathan Sidwell <nathan@acm.org>
2471 * cpphash.c (special_symbol): Remove spurious argument to
2474 2000-02-11 Joel Sherrill (joel@OARcorp.com>
2476 * configure.in: (i*86-*-rtems*): Swapped elf and coff
2478 * configure: Rebuilt.
2480 2000-02-11 Rodney Brown <RodneyBrown@pmsc.com>
2482 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
2484 Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com)
2486 * pa.c, pa.h: Remove trigraph sequences within comments.
2488 Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com>
2490 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
2492 Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu)
2494 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
2496 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2498 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
2500 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2502 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
2503 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
2504 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2505 (ASM_FILE_END): Use c4x_file_end.
2506 * config/c4x/c4x.c (c4x_global_label): New function.
2507 (c4x_external_ref, c4x_file_end): Likewise.
2509 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
2510 (c4x_external_ref, c4x_end_file): Likewise.
2512 2000-02-10 Zack Weinberg <zack@wolery.cumb.org>
2514 * cppexp.c: Don't include cpphash.h.
2515 (parse_charconst, cpp_lex): Use cpp_defined.
2516 (cpp_lex): Use get_directive_token throughout. Remove
2517 unnecessary cases from switch. Move assertion-handling code
2519 (cpp_parse_expr): If we see '+' or '-', check the context to
2520 determine if they are unary or binary operators. Streamline
2521 the jumps a bit. Do not call skip_rest_of_line.
2523 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
2524 static. Export get_directive_token. Update commentary.
2525 (cpp_defined): New function.
2526 (do_define): Remove reference to T_PCSTRING. Call
2527 free_definition to release memory for old definition, when
2529 (eval_if_expression): Set only_seen_white to 0 before calling
2530 cpp_parse_expr. Call skip_rest_of_line after it returns.
2531 (cpp_read_check_assertion): Don't preserve a pointer into the
2532 token buffer across a call to cpp_get_token.
2534 * Makefile.in (cppexp.o): Don't depend on cpphash.h.
2535 * cppfiles.c (redundant_include_p): Use cpp_defined.
2536 * cpphash.c (free_definition): New function.
2537 (delete_macro): Use it. Update commentary.
2538 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
2540 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
2541 from enum node_type. Prototype cpp_defined and get_directive_token.
2542 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
2544 * fix-header.c (check_macro_names): Use cpp_defined.
2545 (read_scan_file): Set inhibit_warnings and inhibit_errors in
2546 the options structure.
2548 2000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2550 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
2552 2000-02-10 Jason Merrill <jason@casey.cygnus.com>
2554 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
2555 rather than die->die_tag.
2557 Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2559 * combine.c (make_extraction, force_to_mode): Avoid warning on
2560 mixed-signedness conditionals.
2561 (make_field_assignment, nonzero_bits): Likewise.
2562 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
2563 (store_split_bit_field, extract_split_bit_field): Likewise.
2564 (extract_fixed_bit_field, store_bit_field,
2565 * expr.c: Change alignment to be unsigned everywhere.
2566 (move_by_pieces, store_constructor_field, store_constructor):
2567 Alignment parm is unsigned.
2568 (emit_block_move, emit_group_load, emit_group_store): Likewise.
2569 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2570 (do_compare_rtx_and_jump): Likewise.
2571 (move_by_pieces_ninsns, clear_by_pieces): Likewise.
2572 Compare align with GET_MODE_ALIGNMENT.
2573 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
2574 (get_inner_reference): Likewise.
2575 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
2576 (expand_assignment): Local vars for alignment now unsigned.
2577 (store_constructor, store_field, expand_expr, do_jump): Likewise.
2578 (do_compare_and_jump): Likewise.
2579 (store_field): Call new function expr_align.
2580 * expr.h (emit_block_move, emit_group_load, emit_group_store):
2581 Alignment arg now unsigned.
2582 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2583 (do_compare_rtx_and_jump, store_bit_field): Likewise.
2584 (extract_bit_field): Likewise.
2585 * fold-const.c (add_double): Add cast to eliminate signedness warning.
2586 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
2587 (get_best_mode): Alignment arg is unsigned.
2588 * rtl.h (move_by_pieces): Likewise.
2589 * store-layout.c (maximum_field_alignment, set_alignment):
2591 (layout_decl): Alignment arg is now unsigned.
2592 Remove unneeded casts.
2593 (layout_record, layout_union, layout_type): Remove unneeded casts.
2594 Local alignment variables now unsigned.
2595 (get_best_mode): Alignment arg now unsigned.
2596 * tree.c (expr_align): New function.
2597 * tree.h (expr_align): Likewise.
2598 (maximum_field_alignment, set_alignment): Now unsigned.
2599 (get_inner_reference): Alignment argument is now pointer to unsigned.
2600 * varasm.c (assemble_variable): Add cast to eliminate warning.
2602 Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com>
2604 * expmed.c (store_bit_field): If op0 and fieldmode are the same size,
2605 then store directly into op0.
2607 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
2608 the CALL_INSN, and emit the note immediately after it.
2610 2000-02-10 Nick Clifton <nickc@cygnus.com>
2612 * config/arm/thumb.md (epilogue): Include a (return) in the
2613 generated insn, and emit it using emit_jump_insn not
2616 Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz>
2618 * function.c (assign_temp): Change zero-sized arrays to size 1.
2619 * integrate.c (expand_inline_function): Do not update
2620 stack_alignment_needed
2621 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
2622 add some sanity checking, remove optimization for function with
2625 2000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * flow.c (mark_regs_live_at_end): Delete unused variables.
2629 * ggc-page.c (ggc_page_print_statistics): bzero -> memset.
2631 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
2632 in macro FRAME_GROWS_DOWNWARD.
2634 * stmt.c (expand_end_bindings): Delete unused variable.
2636 * unroll.c (iteration_info): Mark parameter `loop' with
2639 2000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2641 * fixinc/server.c (load_data): Return NULL if the marker line is
2643 (run_shell): If load_data returns NULL, retry the command once, in
2646 * configure: Rebuilt.
2648 2000-02-09 Bruce Korb <bkorb@gnu.org>
2650 * gcc/fixincludes: ** DELETED **
2651 * gcc/fixcpp: ** DELETED **
2652 * gcc/fixinc-nt.sed: ** DELETED **
2653 * gcc/just-fixinc: ** DELETED **
2654 * gcc/Makefile.in: Removed out-dated commentary
2655 * gcc/configure.in: Removed fast-fixincludes disablement.
2656 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
2658 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
2659 * function.c (thread_prologue_and_epilogue_insns): Uncomment
2662 2000-02-09 Richard Henderson <rth@cygnus.com>
2664 * jump.c (delete_insn): Don't delete user labels at -O0.
2666 2000-02-09 Robert Lipe <robertl@sco.com>
2668 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
2669 Don't link with HOST_LIBS.
2671 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2673 * configure.in: Correct --help text for --with-dwarf2.
2674 Put tm-dwarf2.h after other tm files, if it's requested.
2675 * configure: Regenerate.
2676 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
2679 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2681 * cpplib.h: Provide HASHNODE typedef and forward decl of
2682 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
2683 DEFINITION, struct hashnode, struct macrodef, struct
2684 definition, scan_decls prototype, default defn of
2685 INCLUDE_LEN_FUDGE moved elsewhere.
2687 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
2688 definition, and struct hashnode moved here. Remove the unused
2689 'predefined' field from struct definition. Replace the 'args'
2690 union with its sole member. All users updated (cpphash.c).
2691 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
2692 multiple include guard.
2694 * cpphash.c (hashf): Make static; use better algorithm; drop
2695 HASHSIZE parameter; return an unsigned int.
2696 (cpp_lookup): Drop HASH parameter. PFILE parameter is
2697 used. Calculate HASHSIZE modulus here.
2698 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
2700 (create_definition): Drop PREDEFINITION parameter.
2701 * cpplib.c (do_define): Don't calculate a hash value here.
2702 Don't pass (keyword == NULL) to create_definition.
2704 * scan.h: Prototype scan_decls here.
2705 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
2706 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
2707 callers of cpp_lookup and cpp_install updated.
2709 * cpphash.c (macarg): Hoist all the flag diddling out of the
2711 (macroexpand): ... and out of the loop that calls macarg.
2712 Skip over the initial paren before macro arguments with
2713 cpp_get_non_space_token; point may be some distance before
2714 that paren. Abort if it's not there.
2716 * cpplib.c (parse_clear_mark): Delete function.
2717 (parse_set_mark, parse_goto_mark): Make static.
2718 (ACTIVE_MARK_P): New macro.
2719 (skip_block_comment, skip_line_comment): Do not bump the line
2720 if ACTIVE_MARK_P is true.
2721 (cpp_pop_buffer): The buffer to be popped may not have an
2723 (cpp_get_token): When looking for the initial paren before
2724 macro arguments, only set a mark in a file buffer, Always
2725 return to that mark before proceeding to call macroexpand or
2726 return a NAME token.
2728 * cpplib.h: Remove prototypes of parse_set_mark,
2729 parse_clear_mark, parse_goto_mark.
2730 (struct cpp_options): Rename 'put_out_comments' to
2731 'discard_comments' and invert its sense.
2732 * cppinit.c, cpphash.c, cpplib.c: All users of
2733 put_out_comments changed to use discard_comments, with
2736 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
2738 * function.c (thread_prologue_and_epilogue_insns): Don't delete
2739 the edge from a block that both jumps and falls through to the
2742 2000-02-09 Scott Bambrough <scottb@netwinder.org>
2744 * config/arm/arm.md (movsi): In PIC mode, make sure that a
2745 constant source address is legitimate.
2747 2000-02-09 Philip Blundell <pb@futuretv.com>
2749 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
2752 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
2754 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
2756 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2758 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
2759 ends with a newline and a NUL. Don't be so clever manipulating
2762 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
2764 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
2765 not to BIGGEST_ALIGNMENT.
2767 2000-02-08 Geoff Keating <geoffk@cygnus.com>
2769 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
2770 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
2771 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
2772 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
2773 * frame.c (execute_cfa_insn): Handle
2774 DW_CFA_GNU_negative_offset_extended.
2776 2000-02-08 Richard Henderson <rth@cygnus.com>
2778 * flow.c (tidy_fallthru_edges): Split out from ...
2779 (delete_unreachable_blocks): ... here.
2780 (find_basic_blocks): Use it.
2782 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2784 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
2786 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
2788 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
2789 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
2790 (fix-header.o): Don't depend on cpphash.h.
2792 * scan.c (hashstr): New function.
2793 * scan.h: Prototype it.
2794 * fix-header.c: Don't include cpphash.h. Use hashstr.
2795 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
2796 hashstr. Report hash table statistics. Add private
2797 definition of xrealloc.
2799 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2801 * i386.h (TARGET_SWITCHES): Fix typo in option name.
2803 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
2805 * function.c (thread_prologue_and_epilogue_insns): Don't replace
2806 jumps with returns unless they are jumps to the fallthru block.
2808 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
2810 * i386.md (addqi3_cc): Fix contraints.
2812 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
2814 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
2816 2000-02-07 Mark Mitchell <mark@codesourcery.com>
2818 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
2819 carriage return after a macro name.
2821 2000-02-07 Fred Fish <fnf@be.com>
2823 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
2824 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
2826 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
2828 * cppfiles.c (deps_output): Count spacers in deps_column.
2830 2000-02-07 Neil Booth <NeilB@earthling.net>
2832 * cppinit.c (initialize_dependency_output): If there is no
2833 suffix, don't try to look for known suffixes. Use strrchr.
2834 (cpp_start_read): Remove duplicate initialization.
2836 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
2838 * calls.c (compute_argument_block_size): New argument
2839 preferred_stack_boundary.
2840 (expand_call): update cfun->preferred_stack_boundary, update call of
2841 compute_argument_block_size
2842 (emit_library_call): Increate cfun->preferred_stack_boundary
2843 to PREFERRED_STACK_BOUNDARY
2844 (emit_library_call_value): Likewise.
2845 * explow.c (allocate_dynamic_stack_spave): Likewise.
2846 * function.c (prepare_function_start): Set
2847 cfun->preferred_stack_boundary
2848 * function.h (struct function): Add preferred_stack_boundary field.
2849 * integrate.c (expand_inline_function): Update
2850 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
2851 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
2852 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
2854 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
2856 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
2857 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
2858 cpp_pedwarn, cpp_pedwarn_with_line,
2859 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
2860 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
2861 v_cpp_error_with_line, v_cpp_warning_with_line,
2862 cpp_message_from_errno, cpp_perror_with_name): Delete.
2864 * cpperror.c (cpp_print_containing_files): Take starting
2866 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
2867 (v_cpp_message): Now called directly by all entry points.
2869 (cpp_pfatal_with_name, cpp_message): Delete.
2870 (cpp_notice_from_errno, cpp_ice): New functions.
2871 (cpp_notice): Is now for reporting error conditions, just
2872 without an associated file.
2873 (cpp_error, cpp_error_with_line): Don't do anything if
2874 opts->inhibit_errors is on.
2875 (cpp_pedwarn_with_file_and_line): Take column argument also.
2877 * cpplib.h: Update prototypes of exported functions.
2878 (struct cpp_options): Add inhibit_errors.
2880 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
2881 non-error messages. Include intl.h.
2883 * cppinit.c, cppmain.c: Likewise. Also, use
2884 cpp_notice_from_errno instead of cpp_perror_with_name or
2885 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
2887 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
2888 report internal errors.
2890 * cpplib.c (do_define): Switch bcopy to memcpy.
2891 Give cpp_pedwarn_with_file_and_line a dummy column argument.
2893 * cpplib.c (copy_rest_of_line): Revert previous change: don't
2894 bail out early if we hit a line comment.
2896 2000-02-06 Richard Henderson <rth@cygnus.com>
2898 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
2899 * basic-block.h: Declare them.
2900 * emit-rtl.h (active_insn_p): New.
2901 (next_active_insn, prev_active_insn): Use it.
2902 * rtl.h: Declare it.
2903 * function.c (emit_return_into_block): New.
2904 (thread_prologue_and_epilogue_insns): Insert return insns instead
2905 of epilogues when possible.
2906 * jump.c (jump_optimize_1): Remove code to insert a return insn
2907 on the fallthru to the exit block.
2909 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
2910 and for non-empty stack frames.
2911 * i386.md (return): Expand to return-pop as needed.
2913 2000-02-06 Richard Henderson <rth@cygnus.com>
2915 * simplify-rtx.c (simplify_relational_operation): Canonicalize
2916 constant to op1 for testing.
2918 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2920 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
2921 (fixuns_truncqfqi2): Use it.
2923 2000-02-06 Richard Henderson <rth@cygnus.com>
2925 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
2928 * i386.md (widening and peepholes): Mask the constant instead of
2931 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
2933 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
2934 input pointer before possibly branching off to the backslash
2936 * cpphash.c (macroexpand): Correctly delete \r escapes when
2937 stringifying parameters.
2938 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
2939 if we can; bail out early if we hit a line comment.
2940 (handle_directive): Treat '# 123' in an .S file just like
2941 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
2942 Return 1 for '# not_a_directive'.
2943 (get_directive_token): Pop macro buffers here, so that
2944 cpp_get_token can't sneakily move past a newline.
2946 (cpp_get_token): goto randomchar if handle_directive returns 0.
2948 * cppalloc.c: Update copyright.
2949 * cpplib.c: Merge all the static function prototypes into one
2951 * cpplib.h: Remove #if 0 block.
2953 * cpperror.c: Remove #ifdef EMACS block.
2954 * cppmain.c: Likewise.
2955 * cpphash.c: Remove #if 0 blocks.
2956 * cppinit.c: Remove #if 0 blocks, and the -lint option.
2957 * cpplib.c: Remove #if 0 blocks and code referencing
2958 pcp_inside_if or for_lint. Remove duplicate error message.
2959 Fix error messages for #else after #else or #elif. Reformat.
2960 Remove archaic TODO list.
2961 * cpplib.h: Remove pcp_inside_if and for_lint flags.
2963 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
2965 * i386/osf1elf.h: Add missing backslash to multiline string.
2967 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2969 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
2971 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2973 * Makefile.in (c-common.o): Depend on $(EXPR_H).
2975 * c-common.c: Include expr.h.
2977 * c-pragma.c (mark_align_stack): Add prototype.
2979 * caller-save.c (add_stored_regs): Likewise.
2981 * combine.c (record_promoted_value): Likewise.
2983 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
2986 * cppinit.c (new_pending_define): Likewise.
2988 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
2990 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
2991 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2992 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
2993 class_scope_p): Likewise.
2995 * dwarf2out.h (dwarf2out_set_demangle_name_func,
2996 dwarf2out_add_library_unit_info): Likewise.
2998 * ggc.h (ggc_page_print_statistics): Likewise.
3000 * haifa-sched.c (propagate_deps): Likewise.
3002 * reg-stack.c (next_flags_user, record_label_references): Likewise.
3004 * rtl.h (set_stack_check_libfunc): Likewise.
3006 * toplev.h (set_fatal_function): Likewise.
3008 * toplev.c (set_fatal_function): Delete prototype.
3010 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
3012 2000-02-05 Geoff Keating <geoffk@cygnus.com>
3014 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
3015 (FUNC_END): Likewise.
3017 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3019 * caller-save.c: Include tm_p.h.
3021 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3023 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
3025 2000-02-04 Neil Booth <NeilB@earthling.net>
3027 * cccp.c (main): Check 'dir' for a NULL pointer before passing
3030 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
3032 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
3033 * genflags.c: Use the max_operand_1 logic from genemit.c to
3034 calculate how many arguments gen_insn prototypes have. Remove
3035 NO_MD_PROTOTYPES ifdefs from the generated file.
3036 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
3037 file. Cast gen_insn initializers to insn_gen_fn.
3038 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
3039 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
3041 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3043 * fixinc/Makefile.in (HDR): Add machname.h.
3046 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3048 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
3049 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
3050 (c4x_cpu_version): Ditto.
3051 * config/c4x/c4x-protos.h: ... here.
3053 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
3055 * dwarf2out.c (add_abstract_origin_attribute): Don't call
3056 gen_abstract_function on our context if we're a nested function.
3058 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3060 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
3061 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
3063 2000-02-04 Bruce Korb <bkorb@gnu.org>
3065 * fixinc/genfixes(machname.h):
3066 Move the functionality from gen-machine.h into this file.
3067 UNdef MN_NAME_PAT if there are no names to change.
3068 Also, be a little kinder when AutoGen is not present.
3070 * fixinc/Makefile.in(machname.h):
3071 Change the generation rule to use genfixes.
3073 * fixinc/fixfixes.c(machine_name):
3074 machine_name_fix's functionality now dependent upon whether
3075 MN_NAME_PAT is defined.
3077 * fixinc/fixtests.c(machine_name):
3080 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
3083 * fixinc/fixlib.h(mn_get_regexps):
3086 * fixinc/gen-machine.h: DELETED
3088 2000-02-04 Jan Hubicka <jh@suse.cz>
3089 Richard Henderson <rth@cygnus.com>
3091 * i386.c (SAVE_REGS_FIRST): Remove.
3092 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
3093 (ix86_compute_frame_size): Likewise.
3094 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
3095 (ix86_emit_restore_regs): Remove.
3096 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
3097 when a frame pointer is in use.
3098 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
3099 instead of pop to restore a register when profitable; emit leave
3101 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
3103 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
3104 * i386.md (prologue_allocate_stack): Remove.
3105 (epilogue_deallocate_stack): Remove.
3106 (pro_epilogue_adjust_stack): New.
3108 2000-02-04 Richard Henderson <rth@cygnus.com>
3110 * function.c (diddle_return_value): Rework to use a callback function.
3111 Use current_function_return_rtx if it's been set up.
3112 (do_clobber_return_reg, clobber_return_register): New.
3113 (do_use_return_reg, use_return_register): New.
3114 (expand_function_end): Use them.
3115 * stmt.c (expand_null_return): Likewise.
3116 * function.h: Declare them.
3117 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
3118 (mark_reg): Change arguments as appropriate for callback.
3119 * integrate.c (expand_inline_function): Revert 19 Jan change.
3121 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
3123 * tm.texi (Values in Registers): Fix typo: "fo" "for".
3124 (Misc): Say the scheduler, not the Haifa scheduler.
3126 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
3128 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
3129 when in_mem is set. Update all callers.
3131 2000-02-04 Richard Henderson <rth@cygnus.com>
3133 * i386/openbsd.h (INT_ASM_OP): Define.
3135 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
3137 * tm.texi: Fix various typos.
3139 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
3141 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
3142 (MD_STARTFILE_PREFIX_1): New macro.
3144 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
3146 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
3147 destination when needed.
3148 (strmovsi, strsetsi): New expander.
3149 (strmovsi_1, strsetsi_1): New pattern.
3150 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
3151 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
3152 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
3153 * invoke.texi (align-stringops, inline-all-stringops): Document.
3155 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
3157 * i386/netbsd.h (INT_ASM_OP): Define.
3159 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
3161 * cpplib.h (cpp_reader): Add new flag, no_directives.
3162 * cpphash.c (macarg): Set it.
3163 * cpplib.c (handle_directive): If no_directives is on and we
3164 find a directive, issue an error and discard the line.
3166 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
3168 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
3169 FP constants. Add ! TARGET_FPU check for FP constants.
3171 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
3173 * flow.c (find_basic_blocks): Don't kill label_value_list
3175 (cleanup_cfg): Kill it here.
3177 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3179 * expr.c (store_field): Ensure ALIGN is no stricter than the
3182 2000-02-02 Richard Henderson <rth@cygnus.com>
3184 * jump.c (delete_insn): Partially revert 19 Jan change;
3185 don't convert unused code labels to notes at -O0.
3187 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3189 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
3190 split_all_insns to recreate REG_LABEL notes for flow2 pass.
3192 2000-02-01 Richard Henderson <rth@cygnus.com>
3194 * i386.c (general_no_elim_operand): New.
3195 (nonmemory_no_elim_operand): New.
3196 (ix86_expand_move): Copy eliminable operands before a push.
3197 * i386-protos.h: Declare new functions.
3198 * i386.h (CAN_ELIMINATE): Simplify.
3199 (PREDICATE_CODES): Update.
3200 * i386.md (push insns): Don't allow eliminable register operands.
3202 2000-02-01 Richard Henderson <rth@cygnus.com>
3204 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
3205 replace BLKmode with DECL_RTL's mode.
3207 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
3209 * frame.c (find_fde): Convert for loop to do-while so compiler
3210 sees it's always executed at least once.
3211 * libgcc2.c (BBINBUFSIZE): Kill.
3212 (__bb_init_prg): Use fgets.
3213 (__bb_exit_trace_func): Don't paste strings.
3214 * unroll.c (unroll_loop): Initialize unroll_type, not
3215 unroll_number, and tweak logic to match.
3217 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
3219 (ix86_flags_dependant): Likewise. Disentangle control flow.
3220 (ix86_sched_reorder): Break guts out to
3221 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
3222 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
3225 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
3226 use string concatenation. Don't save and restore esi.
3228 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
3229 (machname.h): Remove script to separate file. Use two-step
3230 sequence so target is not created if script fails.
3231 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
3232 identifiers are defined.
3233 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
3234 an empty string, machine_name doesn't need to do anything at
3236 (is_cxx_header): Add more cases to regexp.
3237 * fixinc/fixlib.h: Update prototype.
3238 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
3240 * fixinc/fixincl.c: Define NO_BOGOSITY.
3242 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
3243 (hp_sysfile): Add missing comma.
3244 (math_exception): Put the wrapper ifdefs at the beginning and
3245 the end of the file.
3246 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
3248 2000-02-01 Richard Henderson <rth@cygnus.com>
3250 * sparc.c (fp_zero_operand): Turn into a normal predicate.
3251 Use CONST0_RTX. Update all callers.
3252 * sparc.h, sparc-protos.h: Update accordingly.
3253 * sparc.md (fp mov insns): Use fp_zero_operand directly
3256 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3258 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
3261 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3263 * Makefile.in (specs.ready): New target.
3264 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
3266 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3268 * fixinc.irix: Use unique filenames for writing into /tmp,
3269 * fixinc.ptx: Likewise.
3270 * fixinc.sco: Likewise.
3271 * fixinc.svr4: Likewise.
3272 * fixinc.winnt: Likewise.
3274 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3276 * tsystem.h: New file.
3278 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
3279 s-crtS): Depend on tsystem.h.
3281 * crtstuff.c: Include tsystem.h.
3282 * frame.c: Likewise.
3283 * libgcc2.c: Likewise.
3285 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
3287 * builtins.c (expand_builtin_memset): Expand for variable sized
3290 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
3292 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
3295 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3297 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
3299 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
3301 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
3303 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
3304 case 3->2 combining (combining with splitting) in which 2 is CC0
3305 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
3306 checked at the begining of the function with the aid of calling
3307 function 'can_combine_p'.
3309 2000-01-31 Dave Brolley <brolley@redhat.com>
3311 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
3313 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
3315 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
3318 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3320 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
3322 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
3325 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3327 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
3328 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
3329 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
3330 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
3331 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
3332 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
3333 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
3334 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
3335 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
3336 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
3338 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
3339 Add %(cpp_cpu) to CPP_SPEC.
3341 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
3342 Add %(cc1_cpu) to CC1_SPEC.
3344 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3346 * c-decl.c (c_decode_option): Accept optional numeric argument to
3347 -Wformat and set warn_format.
3348 * c-common.c: Don't emit warning about non-constant printf format
3349 string unless warn_format > 1.
3351 2000-01-30 Richard Henderson <rth@cygnus.com>
3353 * alpha.md (return_internal): Allow after reload only.
3355 2000-01-30 Richard Henderson <rth@cygnus.com>
3357 * i386.c (ix86_compute_frame_size): Omit padding1 if the
3358 local frame size is zero.
3360 2000-01-30 Richard Henderson <rth@cygnus.com>
3362 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
3363 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
3364 * alpha.md (return): Turn into an expander.
3365 (return_internal): Don't use $26.
3366 (epilogue): Emit the return insn.
3368 2000-01-30 Richard Henderson <rth@cygnus.com>
3370 * alpha.md (negtf2, abstf2): Fix word order thinko.
3372 (trunctfsf2): Avoid intermediate rounding errors.
3374 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3376 * cppfiles.c (find_position): Drop 'colp' argument, return the
3378 (read_and_prescan): Adjust to match. Don't ever manipulate
3379 line or line_base except via find_position.
3381 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3383 * c-parse.in: Apply Ulrich's changes from c-parse.y.
3384 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
3387 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3389 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
3390 just print "<command line>". If 'filename' is null or an
3391 empty string, print "<stdin>" for the filename.
3392 * cpplib.c (do_define): Don't print the 'location of the
3393 previous definition' message if we're still parsing the
3395 (cpp_pedwarn_with_file_and_line): Always call
3396 cpp_file_line_for_message.
3398 2000-01-29 Mark Mitchell <mark@codesourcery.com>
3400 * flow.c (mark_regs_live_at_end): Fix typo.
3402 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3404 * c-common.c: Adjust variable names, comments, help strings to c99.
3405 * c-lex.c: Likewise.
3406 * c-parse.y: Likewise.
3407 * c-tree.h: Likewise.
3409 * cpplib.h: Likewise.
3410 * c-decl.c: Likewise. Recognize options with names "*99" as well.
3411 * cppinit.c: Likewise.
3413 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3415 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
3416 * c4x.c: Define the optab rtx values.
3417 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
3418 (c4x_emit_libcall): Use new optab rtx values.
3419 (c4x_emit_libcall3): Likewise.
3420 (c4x_emit_libcall_mulhi): Likewise.
3421 * c4x-protos.h: Add prototypes for optab rtx values and change
3422 prototypes for above c4x_emit_libcall functions.
3424 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3426 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
3428 (c4x_function_prologue): Use regnames intead of float_reg_names when
3430 (c4x_function_epilogue): Likewise.
3431 (c4x_print_operand): Likewise.
3432 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
3433 * c4x.md (set_high): Disable for TARGET_TI.
3435 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3437 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
3438 of framepointer + constant to ADDR_REGS class.
3439 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
3440 * c4x.c (std_or_reg_operand): New function.
3441 * c4x-protos.h (std_or_reg_operand): Prototype it.
3443 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3445 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
3446 object names as libgcc2.c.
3447 * libgcc.S: Use newly defined names.
3449 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
3450 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
3452 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
3453 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
3454 (FLOW_LOOP_LAST_BLOCK): Likewise.
3456 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3458 * basic-block.h (struct loop): New fields 'first' and 'last'.
3459 * flow.c (flow_loops_find): Compute loop->first and loop->last.
3460 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
3461 and loop->last to check for NOTE_INSN_LOOP_END.
3463 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
3465 * predict.c (estimate_probability): Use the new FIRST and LAST fields
3466 of the loop descriptor rather than HEADER and LATCH. Also added
3467 missing break statements as well making some coding style modifications
3468 as suggested by Michael Hayes.
3470 2000-01-28 Richard Henderson <rth@cygnus.com>
3472 * flow.c (find_basic_blocks): Remove do_cleanup argument.
3473 Break out that code ...
3474 (cleanup_cfg): ... here.
3475 (commit_one_edge_insertion): Detect a return instruction being
3476 emitted to an edge. Emit a barrier following; clear fallthru.
3477 (commit_edge_insertions): Verify CFG consistency.
3478 * function.c (expand_function_start): Kill unused variable.
3479 (expand_function_end): Likewise.
3480 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
3481 to insert the epilogue.
3483 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
3484 (delete_null_pointer_checks): Likewise.
3485 * output.h: Likewise.
3486 * reg-stack.c (reg_to_stack): Likewise.
3487 * toplev.c (rest_of_compilation): Likewise. Run
3488 thread_prologue_and_epilogue_insns after rebuilding the CFG.
3490 2000-01-28 Richard Henderson <rth@cygnus.com>
3492 * Makefile.in (flow.o): Revert 24 Jan change.
3493 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
3494 FUNCTION_VALUE result to DECL_RESULT's mode.
3496 * haifa-sched.c (schedule_insns): Don't recompute reg info
3499 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
3501 * configure.in: Make --enable-cpplib the default.
3502 * configure: Regenerate.
3503 * gcc.dg/990119-1.c: No longer expected to fail.
3505 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
3507 * jump.c (jump_optimize_1): Delete an optimization that is also done
3508 by merge_blocks in flow.
3510 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3512 * diagnostic.c (build_message_string, output_printf,
3513 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
3514 (build_location_prefix): Fix non-literal format string.
3516 2000-01-27 Richard Henderson <rth@cygnus.com>
3518 * alpha.md (trunctfsf2): New.
3520 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
3522 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
3524 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3526 * cppinit.c (cpp_handle_option): Recognize C++ comments under
3528 * cpplib.c (skip_block_comment, skip_line_comment): Split code
3530 (skip_comment) ... here. Permit C++ comments in system
3531 headers always. Warn about C++ comments in user code under
3532 -std=gnu89 -pedantic.
3533 (copy_comment): Use skip_comment.
3534 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
3536 (consider_directive_while_skipping, do_else, do_endif): Call
3537 validate_else unconditionally.
3538 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
3539 text after the conditional in a system header.
3540 * cpplib.h (struct cpp_buffer): Add flag
3541 warned_cplusplus_comments.
3543 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3545 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
3546 Use unshare_all_rtl_1.
3547 (unshare_all_rtl_again): New function.
3548 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
3550 * function.c (purge_addressof_1): Use unshare_all_rtl_again
3551 rather than resetting the 'used' flags ourself.
3553 * toplev.c (rest_of_compilation): Add current_function_decl
3554 to the unshare_all_rtl call.
3555 * tree.h: Prototype unshare_all_rtl.
3556 * rtl.h: Prototype unshare_all_rtl_again here.
3558 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3560 * genoutput.c (output_prologue): Include ggc.h in generated
3562 * Makefile.in (insn-output.o): Depends on ggc.h.
3564 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
3565 Hans-Peter Nilsson <hp@bitrange.com>
3567 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
3568 Remove redundant include of xm-ns32k.h.
3569 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
3570 Remove redundant include of xm-ns32k.h.
3571 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
3572 Remove redundant include of xm-ns32k.h.
3573 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
3575 * ns32k/ns32k.h: Update comment on multiply-add instructions.
3576 (TARGET_SWITCHES): Add documentation strings.
3577 (DWARF_FRAME_REGNUM): Override default definition.
3578 (REG_CLASS_CONTENTS): Add comments.
3579 (SUBSET_P): Format to reduce line length.
3580 (SMALL_REGISTER_CLASSES): Make a run time option.
3581 (GO_IF_NONINDEXED_ADDRESS): Reformat.
3582 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
3583 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
3584 (regclass_map): fix typo in comment.
3585 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
3586 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
3587 (trace, reg_or_mem_operand): Delete, unused function.
3588 (calc_address_cost): Small offsets are cheaper than large ones.
3589 (expand_block_move): Generate more efficient code when bytes is a
3590 known at compile time.
3591 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
3592 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
3593 instead of reg_or_mem_operand.
3595 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
3596 not general_operand. Similarly use "=rm" or stricter, not "=g".
3597 For input operands, use stricter constraints than "g" if not
3598 general_operand. Similarly use stricter predicate than
3599 "general_operand" when stricter constraints than "g" are present,
3600 except for matching constraints.
3601 (movstrsi): Use "memory_operand" for operands 0 and 1.
3602 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
3603 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
3604 not reg_or_mem_operand.
3605 (udivmoddisi4): Ditto.
3606 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
3607 Use nonimmediate_operand for operand 3, not register_operand.
3608 (udivmoddiqi4_internal): Use register_operand for operand 1, not
3611 2000-01-27 Fred Fish <fnf@be.com>
3613 * gthr-posix.h: Fix typo; compatibily -> compatibility.
3614 * gthr-single.h: Likewise.
3615 * gthr-solaris.h: Likewise.
3616 * gthr-vxworks.h: Likewise.
3617 * gthr-win32.h: Likewise.
3620 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3622 * cppinit.c: Add " (cpplib)" to end of string printed by
3625 2000-01-27 Richard Henderson <rth@cygnus.com>
3627 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
3628 testing for a signed comparison.
3629 (alpha_emit_floatuns): New.
3630 * alpha-protos.h: Declare it.
3631 * alpha.md (floatunsdisf2, floatunsdidf2): New.
3632 (extendsfdf2): Tidy.
3634 2000-01-27 Jakub Jelinek <jakub@redhat.com>
3636 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
3637 no -g option specifying debugging format, default to -gstabs+.
3639 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3641 * calls.c (special_function_p): New argument fork_or_exec.
3642 (expand_call): When profile_arc_flag is set and the function
3643 is in the fork_or_exec group, call __bb_fork_func first.
3644 * libgcc2.c, _bb module (__bb_fork_func): New function.
3645 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
3647 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
3648 * tree.h (special_function_p): Update prototype.
3650 2000-01-26 Richard Henderson <rth@cygnus.com>
3652 * alpha.c (alpha_split_tfmode_pair): New.
3653 * alpha-protos.h: Declare it.
3654 * alpha.md (abstf2, negtf2): New.
3655 (movtf insn): Add input G constraint.
3656 (movtf splitter): Use alpha_split_tfmode_pair.
3658 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3660 * i386/cygwin.h: PROTO -> PARAMS.
3662 2000-01-26 Jakub Jelinek <jakub@redhat.com>
3664 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
3665 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
3666 using _Qp_cmp/_Q_cmp and testing the return value.
3667 (print_operand): Call reverse_condition_maybe_unordered if
3668 we are handling CCFPmode or CCFPEmode.
3669 Handle ORDERED, UN* and LTGT comparisons.
3670 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
3671 if not TARGET_HARD_QUAD.
3672 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
3673 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
3674 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
3675 Adjust gen_b* calls so that they reflect return comparison of
3676 sparc_emit_float_lib_cmp.
3678 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3680 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
3681 incoming operands array is large enough for one more operand.
3682 (alpha_emit_xfloating_arith): Likewise.
3684 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3686 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
3687 file with one line and no trailing newline.
3688 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
3689 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
3690 checking if the match is on the line.
3691 * fixinc/gnu-regex.c: Provide regerror not __regerror.
3693 2000-01-25 Richard Henderson <rth@cygnus.com>
3695 * sparc.c (output_cbranch): Fix accidental squashing of the
3696 fp branch pre-delay nop.
3698 2000-01-25 Richard Henderson <rth@cygnus.com>
3700 * tree.def (UNNE_EXPR): Remove.
3701 * c-typeck.c (build_binary_op): Don't handle it.
3702 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
3704 * rtl.def (UNNE): Remove.
3706 * jump.c (reverse_condition): Update accordingly.
3707 (swap_condition): Likewise.
3708 (comparison_dominates_p): Handle unordered comparisons.
3709 (reverse_condition_maybe_unordered): New.
3710 * rtl.h (reverse_condition_maybe_unordered): Declare.
3712 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
3713 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
3714 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
3715 * sparc.md (bltgt): New.
3717 2000-01-25 Nick Clifton <nickc@redhat.com>
3719 * emit-rtl.c (emit_insn): Only check machine class insns for
3720 improper emission of a RETURN.
3722 2000-01-25 Richard Henderson <rth@cygnus.com>
3724 * Makefile.in (flow.o): Depend on $(EXPR_H).
3725 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
3726 duplicate the structure of diddle_return_value for keeping regs live.
3728 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3730 * loop.c (current_loop_info): Delete.
3731 (consec_sets_invariant_p): Add loop argument, update callers.
3732 (get_condition_for_loop): Likewise.
3733 (count_nonfixed_reads, update_giv_derive): Likewise.
3734 (simplify_giv_expr, general_induction_var): Likewise.
3735 (consec_sets_giv, recombine_givs): Likewise.
3736 (move_movables): Delete loop_start and loop_end arguments,
3737 add loop argument, and update callers.
3738 (find_mem_givs, check_final_value): Likewise.
3739 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
3740 (loop_invariant_p): Rename from invariant_p, add loop argument, and
3742 (basic_induction_var): Add loop argument, delete loop_level argument,
3744 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
3745 add loop argument, and update callers.
3746 (find_splittable_regs, find_splittable_givs): Likewise.
3747 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
3748 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
3749 (biv_total_increment): Delete loop_start and loop_end arguments;
3751 (precondition_loop_p): Delete loop_start and loop_info arguments;
3753 * loop.h (get_condition_for_loop): Add loop argument.
3754 (biv_total_increment): Delete loop_start and loop_end arguments.
3755 (precondition_loop_p): Delete loop_start and loop_info arguments;
3757 (final_biv_value): Delete loop_start and loop_end arguments;
3759 (final_giv_value, back_branch_in_range_p): Likewise.
3761 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
3763 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
3765 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
3767 * Makefile.in (c-gperf.h) : Change the "See" pointer to
3768 point to the new "generated_files" doc.
3770 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
3772 * config/fp-bit.c (_unord_f2): Fix typo.
3774 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3776 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
3777 c-typeck.c, objc/objc-act.c: Remove all references to obstack
3778 functions obsoleted by GC, such as push_obstacks_nochange,
3779 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
3780 and code which existed only to decide whether or not to call
3781 them. Remove now-unused NESTED argument from start_function;
3782 all callers changed. Do not change behavior based on ggc_p.
3783 The use of the ixp_obstack in c-iterate.c and the util_obstack
3784 in objc/objc-act.c remain; these are not obsoleted by garbage
3786 * c-tree.h: Update prototype for start_function.
3788 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
3790 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
3792 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
3795 2000-01-25 Richard Henderson <rth@cygnus.com>
3797 * sparc-protos.h (select_cc_mode): Declare.
3798 * sparc.c (select_cc_mode): New. Handle unordered compares.
3799 (output_cbranch): Always reverse via code change. Handle
3800 unordered compares. Factor tests and string updates.
3801 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
3802 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
3803 * sparc.md (bunordered, bordered): New.
3804 (bungt, bunlt, buneq, bunge, bunle): New.
3806 2000-01-25 Richard Henderson <rth@cygnus.com>
3808 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
3809 * ggc-common.c (ggc_add_rtx_varray_root): New.
3810 (ggc_mark_rtx_varray): New.
3811 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
3812 functions down below ggc_mark_foo.
3813 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
3815 2000-01-25 Richard Henderson <rth@cygnus.com>
3817 * alpha.c (secondary_reload_class): Don't allocate a secondary
3818 for integral mode memories into FLOAT_REGS. Rearrange the more
3819 complicated memory expression inward.
3821 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3823 * inclhack.def: Fixes to play nicer with FreeBSD, and
3824 corrections to comments.
3825 (cxx_unready): Add select expression.
3826 (irix_sockaddr): Add bypass expression.
3827 (machine_ansi_h_va_list): New fix.
3828 (stdio_va_list): No need to edit _BSD_VA_LIST_.
3829 Split out addition of "#include <stdarg.h>" to...
3830 (stdio_stdarg_h): ... here.
3831 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
3832 to stdlib.h also. Do not munge _BSD_SIZE_T_.
3833 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
3835 (ultrix_ifdef): Tighten up select expression.
3837 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
3838 re_ct and max_mach to avoid use of shell. Make printed names
3839 match names in inclhack.def. Use static copyright date.
3840 Don't count c_test and test expressions as requiring regex_t
3841 slots. Add some commentary.
3842 * inclhack.tpl: Do not include the 'This script contains N
3843 fixup scripts' line if PROGRAM is defined. Use static
3846 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
3848 * dwarf2out.c: include "varray.h", not dyn-string.h.
3849 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
3850 (addr_const_to_string, addr_to_string): Lose.
3851 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
3852 (struct dw_val_struct): val_addr is now an rtx.
3853 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
3854 (used_rtx_varray): New varray.
3855 (dwarf2out_init): Initialize it.
3857 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
3859 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
3860 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
3861 * Makefile.in (dwarf2out.o): Update dependencies.
3863 2000-01-24 Richard Henderson <rth@cygnus.com>
3865 * i386.c (i386_dwarf_output_addr_const): New.
3866 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
3868 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
3870 * dwarfout.c (output_mem_loc_descriptor): Likewise.
3871 * i386.c (i386_simplify_dwarf_addr): New.
3872 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
3874 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
3876 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
3877 TYPE_STUB_DECL is NULL.
3879 2000-01-24 Richard Henderson <rth@cygnus.com>
3881 * builtins.c (expand_tree_builtin): Move ...
3882 * c-common.c (expand_tree_builtin): ... here.
3884 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3886 * loop.h (LOOP_INFO): New accessor macro.
3887 * basic-block.h (struct loop): Rename field `info' to `aux'.
3888 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
3889 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
3890 * unroll.c (loop_iterations, unroll_loop): Likewise.
3892 2000-01-24 Christopher Faylor <cgf@cygnus.com>
3894 * config/i386/t-cygwin: Accomodate new winsup directory layout
3895 when searching for include files.
3897 2000-01-24 Richard Henderson <rth@cygnus.com>
3899 * rtl.def: Add unordered fp comparisions.
3900 * tree.def: Likewise.
3901 * tree.h: Add ISO C 9x unordered fp comparision builtins.
3903 * builtins.c (expand_tree_builtin): New function.
3904 * c-typeck.c (build_function_call): Use it.
3905 (build_binary_op): Support unordered compares.
3906 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
3908 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
3909 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
3910 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
3911 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
3912 * jump.c (reverse_condition): Don't abort for UNLE etc, but
3914 (swap_condition): Handle unordered compares.
3915 (thread_jumps): Check can_reverse before reversing.
3916 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
3919 * optabs.c (can_compare_p): New argument CODE. Verify branch or
3920 setcc is present before acking for cmp_optab. Update all callers.
3921 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
3922 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
3923 * expr.c (expand_expr): Likewise. Support unordered compares.
3924 (do_jump, do_store_flag): Likewise.
3925 * expr.h (enum libfunc_index): Add unordered compares.
3927 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
3928 (DPBIT_FUNCS): Add _unord_df.
3929 * config/fp-bit.c (_unord_f2): New.
3930 * fp-test.c (main): Try unordered compare builtins.
3932 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
3933 * alpha.c (alpha_comparison_operator): Check mode properly.
3934 (alpha_swapped_comparison_operator): Likewise.
3935 (signed_comparison_operator): Likewise.
3936 (alpha_fp_comparison_operator): New.
3937 (alpha_emit_conditional_branch): Handle unordered compares.
3938 * alpha.h (PREDICATE_CODES): Update.
3939 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
3940 (bunordered, bordered): New.
3942 2000-01-24 Richard Henderson <rth@cygnus.com>
3944 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
3945 * alpha.md (movtf): New expander, insn, and splitter.
3947 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
3949 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
3952 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
3954 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
3955 (FIXED_REGISTERS, CALL_USED_REGISTERS,
3956 REG_ALLOC_ORDER): Add frame pointer
3957 (FRAME_POINTER_REGNUM): Set to 20
3958 (HARD_FRAME_POINTER_REGNUM): New macro.
3959 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
3960 to HARD_FRAME_POINTER.
3961 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
3962 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
3963 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
3964 (HI_REGISTER_NAMES): Add "frame".
3965 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
3966 (debug_reg): Handle FRAME_POINTER_REGNUM.
3967 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
3968 GENERAL_REGS and INDEX_REGS.
3969 * i386.c (SAVED_REGS_FIRST): new macro.
3970 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
3971 (ix86_decompose_address, memory_address_length): Likewise.
3972 (regclass_map): Add frame pointer.
3973 (call_insn_operand): Handle frame_pointer_rtx.
3974 (reg_no_sp_operand): Likewise.
3975 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
3976 (print_operand, legitimize_pic_address): Fix formating.
3977 (ix86_compute_frame_size): Make static, update prototype, new
3978 parameters padding1, padding2, use ix86_nsaved_regs, use
3979 stack_alignment_needed.
3980 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
3981 to HARD_FRAME_POINTER_REGNUM conversions.
3982 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
3983 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
3984 (print_reg): Abort on FRAME_POINTER_REGNUM
3986 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
3988 * i386.h (PREDICATE_CODES): Add aligned_operand.
3989 * i386.c (aligned_operand): New function.
3990 (ix86_aligned_p): Kill.
3991 * i386.md (movhi_1): Emit mov for aligned operands.
3992 (promoting peep2s): Use aligned_operand.
3994 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
3996 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
3997 expression to allow underscores in macro names.
3998 (fix_char_macro_defines): Increment scanning pointer.
4000 2000-01-23 Richard Henderson <rth@cygnus.com>
4002 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
4003 * alpha/osf5.h: New file.
4004 * configure.in (alpha-*-osf5): Add it to tm_file.
4006 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
4008 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
4009 (alpha_emit_xfloating_cvt, function_arg): Declare.
4010 * alpha.c (alpha_emit_conditional_branch): Call
4011 alpha_emit_xfloating_compare for TFmode compares.
4012 (alpha_lookup_xfloating_lib_func): New.
4013 (alpha_compute_xfloating_mode_arg): New.
4014 (alpha_emit_xfloating_libcall): New.
4015 (alpha_emit_xfloating_arith): New.
4016 (alpha_emit_xfloating_compare): New.
4017 (alpha_emit_xfloating_cvt): New.
4018 (print_operand): Add default abort case.
4019 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
4020 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
4021 (BIGGEST_ALIGNMENT): Increase to 128 bits.
4022 (RETURN_IN_MEMORY): True for TF/TCmode.
4023 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
4024 (FUNCTION_ARG): Move to function_arg.
4025 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
4026 (ASM_OUTPUT_LONG_DOUBLE): New.
4027 (ASM_OUTPUT_DOUBLE): Always output bits.
4028 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
4029 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
4030 (extenddftf2, trunctfdf2): New.
4032 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4034 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
4035 * config/sparc/sol2.h: ... here.
4037 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4039 * basic-block.h (struct loops): New field `levels'.
4040 * flow.c (flow_loops_level_compute): Traverse all outer loops.
4041 (flow_loop_level_compute): Initialise level to 1.
4042 (flow_loops_find): Set loops->levels.
4043 (flow_loops_dump): Print loops->levels.
4045 2000-01-23 Richard Henderson <rth@cygnus.com>
4047 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
4048 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
4050 2000-01-23 Richard Henderson <rth@cygnus.com>
4052 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
4053 * i386.h (DBX_REGISTER_NUMBER): Use them.
4054 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
4055 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
4056 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
4057 * i386/sequent.h: Kill incorrect comment.
4059 2000-01-23 Mark Mitchell <mark@codesourcery.com>
4061 * ggc-page.c (struct page_entry): Make `context_depth' an
4063 (struct globals): Likewise.
4065 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
4067 * loop.c (check_dbra_loop): When checking a loop for
4068 reversability, check the source of any stores to ensure
4069 they don't depend on an initial value.
4071 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4073 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
4075 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
4077 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
4078 'pz_scan' into scope of entire function. Only affects
4079 compiles with -DDEBUG.
4081 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
4083 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
4084 section naming to that prior to 2000-01-07 patch.
4085 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
4086 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
4087 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
4088 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
4089 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
4091 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
4093 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
4096 2000-01-21 Jim Wilson <wilson@cygnus.com>
4098 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
4099 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
4101 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4103 * cpphash.c (change_newlines): Delete function.
4104 (struct argdata): Delete 'newlines' and 'use_count' fields.
4105 (macroexpand): Remove code referencing those fields.
4107 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4109 * loop.c (loops_info): New variable.
4110 (loop_optimize): Allocate loops->array and free it on exit.
4111 Allocate memory for loops_info and assign to each loop,
4113 (find_and_verify_loops): Do not allocate loops->array.
4115 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
4117 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
4119 2000-01-21 Jakub Jelinek <jakub@redhat.com>
4121 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
4122 pseudos if expanded after first flow.
4123 (movdi_pic_label_ref): Likewise.
4125 2000-01-20 Richard Henderson <rth@cygnus.com>
4127 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
4129 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
4131 * Makefile.in (fixinc.sh): Depend on specs.
4132 * fixinc/Makefile.in: Add rule to create machname.h.
4133 (fixlib.o): Depend on machname.h.
4134 * fixinc/fixtests.c (machine_name): New test.
4135 * fixinc/fixfixes.c (machine_name): New fix.
4136 * fixinc/fixlib.c (mn_get_regexps): New helper function for
4137 the machine_name test and fix.
4138 * fixinc/fixlib.h: Prototype it.
4139 * fixinc/inclhack.def (machine_name): Use the C test and fix.
4140 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
4142 * gcc.c (do_spec_1) [case P]: Take care not to create
4143 identifiers with three leading or trailing underscores.
4145 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
4146 (fixincl): Don't specify libraries twice on link line.
4147 (gnu-regex.o): Remove special rule.
4148 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
4149 defined by config.h. Do not define _REGEX_RE_COMP.
4150 (regcomp): Allocate and initialize a fastmap.
4151 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
4153 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
4155 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
4157 2000-01-19 Richard Henderson <rth@cygnus.com>
4159 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
4160 arguments with BB. Update all callers. Tidy line wrapping.
4162 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
4164 * emit-rtl.c (try_split): Return last_insn if we split the
4167 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
4169 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
4170 (ix86_initial_elimination_offset): Declare.
4171 * i386.c (ix86_nsaved_regs): Break out from ...
4172 (ix86_can_use_return_insn_p): ... here.
4173 (ix86_emit_save_regs): Break out from ...
4174 (ix86_expand_prologue): ... here.
4175 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
4177 (ix86_expand_epilogue): ... here.
4178 (ix86_compute_frame_size): Make static, add prototype.
4179 (ix86_initial_elimination_offset): Break out from ...
4180 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
4182 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4184 * recog.h (OUT_FCN): Delete.
4186 * vax.md: Call `get_insn_template' instead of OUT_FCN.
4188 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4190 * cppalloc.c: PROTO -> PARAMS.
4191 * cpperror.c: Likewise.
4192 * cppfiles.c: Likewise.
4193 * cpplib.c: Likewise.
4194 * cpplib.h: Likewise.
4196 * config/arm/arm-protos.h: PROTO -> PARAMS.
4197 * config/arm/arm.c: Likewise.
4198 * config/c4x/c4x.c: Likewise.
4199 * config/fr30/fr30-protos.h: Likewise.
4200 * config/nextstep.c: Likewise.
4201 * config/pa/pa.c: Likewise.
4202 * config/pj/pj.c: Likewise.
4203 * config/rs6000/rs6000.c: Likewise.
4204 * config/v850/v850-protos.h: Likewise.
4205 * config/v850/v850.c: Likewise.
4207 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4209 * i370-protos.h: New file.
4211 * i370.c: Include tm_p.h. Fix compile time warnings.
4213 * i370.h: Move prototypes to i370-protos.h. Fix compile time
4216 * i370.md: Likewise.
4218 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4220 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
4221 (target_isinf, target_isnan, eisnan): Mark parameter with
4223 (eiisinf): Wrap in INFINITY.
4224 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
4225 (ibmtoe): Remove unused variable `rndsav'.
4227 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4229 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
4230 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
4232 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
4234 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
4235 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
4236 (fix_char_macro_defines, fix_char_macro_uses): New functions.
4238 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
4239 Recognize Emacs mode markers also.
4240 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
4241 C++ comments in C++ headers. Call is_cxx_header only if
4244 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
4246 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
4247 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
4248 ... these, which use the new C fixes.
4249 (math_exception): Escape literal '+' in bypass expression.
4251 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
4254 2000-01-19 Geoff Keating <geoffk@cygnus.com>
4256 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
4259 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4261 * loop.c (loop_optimize): Allocate loop_info structure for each loop
4262 prior to calling scan_loop.
4264 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4266 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
4267 (split_branches, calc_live_regs): Likewise.
4269 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4271 * sh.md (fpu_single, fp_mode): New attributes.
4273 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4275 * loop.c (current_loop_info): Renamed from loop_info_data
4276 and changed to a pointer.
4277 (loop_optimize): Allocate loop_info structure for each loop
4278 and initialise to zero.
4279 (scan_loop): Set current_loop_info.
4281 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
4284 2000-01-19 Richard Henderson <rth@cygnus.com>
4286 * stupid.c: Die die die.
4287 * Makefile.in (OBJS): Remove stupid.o.
4288 (stupid.o): Likewise.
4290 * except.c (emit_eh_context): Don't emit USEs for stupid.
4291 * explow.c (probe_stack_range): Likewise.
4292 * flags.h (obey_regdecls): Remove.
4293 * flow.c (find_basic_blocks): Don't run try_merge_blocks
4294 when not optimizing.
4295 (life_analysis): Limit data collection when not optimizing.
4296 (mark_regs_live_at_end): Always mark the return value registers.
4297 (mark_used_regs): Remove dummy RETURN case.
4298 (print_rtl_with_bb): Don't consult obey_regdecls.
4299 * function.c (use_variable, use_variable_after): Remove.
4300 (assign_parms): Consult optimize not obey_regdecls.
4301 (expand_function_start): Don't emit USEs for stupid.
4302 (expand_function_end): Likewise.
4303 * global.c (build_insn_chain): Export.
4304 * integrate.c (expand_inline_function): Kill return-value USE
4306 * jump.c (jump_optimize_1): Do simple jump optimizations and
4307 dead code elimination.
4308 (calculate_can_reach_end): Remove check_deleted argument.
4309 (delete_insn): Patch out insns even when not optimizing.
4310 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
4311 * rtl.h (use_variable, use_variable_after): Remove declarations.
4312 (build_insn_chain): Declare.
4313 * stmt.c (expand_value_return): Don't emit USEs for stupid.
4314 (expand_end_bindings): Likewise.
4315 (expand_decl): Likewise. Consult optimize not obey_regdecls.
4316 * toplev.c (obey_regdecls): Remove.
4317 (rest_of_compilation): Don't set it. Kill stupid in favour of
4318 flow1, local-alloc, and reload.
4319 (main): Don't set obey_regdecls.
4321 * config/nextstep.c (handle_pragma): Likewise.
4323 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
4325 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
4327 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4329 * alpha-protos.h: PROTO -> PARAMS.
4330 * alpha.c: Likewise.
4332 * h8300.c: Likewise.
4333 * i386-protos.h: Likewise.
4335 * m32r-protos.h: Likewise.
4338 * mips.md: Likewise.
4339 * gmon-sol2.c: Likewise.
4340 * sparc.c: Likewise.
4342 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4344 * ns32k-protos.h: New file.
4346 * ns32k.c: Fix compile time warnings.
4348 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
4351 * ns32k.md: Likewise.
4353 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4355 * vax-protos.h: New file.
4357 * vax.c: Fix compile time warnings.
4359 * vax.h: Move prototypes to vax-protos.h. Fix compile time
4364 * vaxv.md: Likewise.
4366 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4368 * romp-protos.h: New file.
4370 * romp.c: Fix compile time warnings.
4372 * romp.h: Move prototypes to romp-protos.h. Fix compile time
4375 * romp.md: Likewise.
4377 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4379 * we32k-protos.h: New file.
4381 * we32k.c: Fix compile time warnings.
4383 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
4386 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4388 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
4390 * except.c (eh_regs): Likewise.
4392 * final.c (output_operand): Likewise.
4394 * fold-const.c (target_isinf, target_isnan): Likewise.
4396 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
4398 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
4399 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
4401 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
4403 (clrstrsi): Rewrite.
4404 (strsethi, strsetqi): New expanders.
4405 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
4406 (cmpstrsi): Emit compare insn before cmpstrsi_1
4407 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
4408 (strlensi_1): Likewise.
4409 (cmpstrsi_1): Likewise; do not output compare.
4410 (strlen expander): Do not unroll when optimizing for size.
4411 (*subsi3_carry): Rename to subsi3_carry
4412 (addqi3_cc): New pattern.
4413 * i386.h (processor_costs): Add move_ratio field.
4414 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
4415 * i386.c (*_cost): Set move_ratio.
4416 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
4417 (x86_expand_strlensi_1): Rewrite the main loop.
4419 2000-01-17 Richard Henderson <rth@cygnus.com>
4421 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
4422 * cse.c (find_comparison_args, fold_rtx): Likewise.
4423 * integrate.c (subst_constants): Likewise.
4424 * loop.c (get_condition): Likewise.
4426 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
4428 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
4430 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4432 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
4433 (RESTORE_WARN_FLAGS): Unpack it.
4434 Change semantic type of extension to ttype.
4435 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
4436 * c-parse.y, c-parse.c, objc/objc-parse.y,
4437 objc/objc-parse.c: Regenerate.
4439 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
4441 * fixinc/fixlib.c: Add copyright notice.
4442 (compile_re): New function.
4443 * fixinc/fixlib.h: Prototype compile_re.
4445 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
4446 Use compile_re to compile regular expressions.
4448 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
4449 where the pattern matched.
4451 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
4453 (ultrix_ansi_compat): Likewise.
4454 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
4456 (interactv_add2, interactv_add3): Delete.
4457 (x11_sprintf): Don't use filename glob.
4458 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
4461 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4463 * print-rtl.c: PROTO -> PARAMS.
4465 * reg-stack.c: Likewise.
4466 * resource.c: Likewise.
4467 * sdbout.h: Likewise.
4468 * simplify-rtx.c: Likewise.
4469 * stor-layout.c: Likewise.
4470 * stupid.c: Likewise.
4471 * xcoffout.c: Likewise.
4472 * xcoffout.h: Likewise.
4474 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4476 * toplev.c: PROTO -> PARAMS.
4477 * toplev.h: Likewise.
4480 * unroll.c: Likewise.
4481 * varasm.c: Likewise.
4482 * varray.c: Likewise.
4483 * varray.h: Likewise.
4485 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4487 * reload.c: PROTO -> PARAMS.
4488 * reload.h: Likewise.
4489 * reload1.c: Likewise.
4490 * reorg.c: Likewise.
4491 * resource.h: Likewise.
4494 * rtlanal.c: Likewise.
4495 * sbitmap.h: Likewise.
4496 * sdbout.c: Likewise.
4497 * stack.h: Likewise.
4499 * system.h: Likewise.
4501 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4503 * machmode.h: PROTO -> PARAMS.
4504 * mbchar.h: Likewise.
4505 * mips-tdump.c: Likewise.
4506 * mips-tfile.c: Likewise.
4507 * optabs.c: Likewise.
4508 * output.h: Likewise.
4509 * prefix.c: Likewise.
4510 * profile.c: Likewise.
4511 * protoize.c: Likewise.
4513 * recog.c: Likewise.
4514 * recog.h: Likewise.
4515 * regclass.c: Likewise.
4516 * regmove.c: Likewise.
4519 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4521 * ggc-common.c: PROTO -> PARAMS.
4522 * ggc-page.c: Likewise.
4523 * ggc-simple.c: Likewise.
4525 * global.c: Likewise.
4526 * graph.c: Likewise.
4527 * gthr-win32.h: Likewise.
4528 * haifa-sched.c: Likewise.
4529 * halfpic.h: Likewise.
4530 * integrate.c: Likewise.
4531 * integrate.h: Likewise.
4534 * local-alloc.c: Likewise.
4538 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4540 * genattr.c: PROTO -> PARAMS.
4541 * genattrtab.c: Likewise.
4542 * gencheck.c: Likewise.
4543 * gencodes.c: Likewise.
4544 * genconfig.c: Likewise.
4545 * genemit.c: Likewise.
4546 * genextract.c: Likewise.
4547 * genflags.c: Likewise.
4548 * gengenrtl.c: Likewise.
4549 * genopinit.c: Likewise.
4550 * genoutput.c: Likewise.
4551 * genpeep.c: Likewise.
4552 * genrecog.c: Likewise.
4554 2000-01-16 Mark Mitchell <mark@codesourcery.com>
4556 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
4558 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4560 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
4561 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
4562 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
4563 * configure, config.in: Rebuilt.
4565 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
4567 * config/i386/i386.md: Add peephole to merge successive stack
4570 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
4572 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
4573 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
4574 when walking backwards to find all the parameter loads when
4575 the basic block ends in a call.
4577 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4579 * loop.c (this_loop_info): Delete.
4580 (uid_loop): Add in place of uid_loop_num. All uses updated.
4581 (loop_number_exit_count): Delete and replace with entry in loop
4582 structure. All uses updated.
4583 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4584 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4585 (loop_outer_loop): Likewise.
4586 (loop_invalid, loop_number_exit_labels): Likewise.
4587 (loop_used_count_register): Delete and replace with entry in
4588 loop_info structure.
4589 (find_and_verify_loops): Add loops argument.
4590 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
4591 loop_end, etc. arguments with loop structure pointer. All callers
4593 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
4594 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
4595 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
4596 (insert_bct): Likewise.
4597 (basic_induction_var): New argument level.
4598 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
4599 vtop, and cont. Add used_count_register.
4600 (uid_loop): Delete declaration.
4601 (loop_number_exit_count): Likewise.
4602 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4603 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4604 (loop_outer_loop, loop_used_count_register): Likewise.
4605 (loop_invalid, loop_number_exit_labels): Likewise.
4606 (unroll_loop): Replace loop_start and loop_end arguments
4607 with loop structure pointer.
4608 (loop_precondition_p, loop_iterations): Likewise.
4609 Include basic-block.h.
4610 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
4611 with loop structure pointer.
4612 (loop_precondition_p, loop_iterations): Likewise.
4613 * basic-block.h (struct loop): New entries vtop, cont,
4614 cont_dominator, start, end, top, scan_start, exit_labels,
4616 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
4618 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4620 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
4622 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
4624 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
4626 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4628 * pdp11-protos.h: New file.
4630 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
4633 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
4636 * pdp11.md: Likewise.
4640 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4642 * mn10300-protos.h: New file.
4644 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
4647 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
4650 * mn10300.md: Likewise.
4652 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4654 * mn10200-protos.h: New file.
4656 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
4659 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
4662 * mn10200.md: Likewise.
4664 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4666 * h8300-protos.h: New file.
4668 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
4671 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
4674 * h8300.md: Likewise.
4676 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4678 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
4679 (asm_emit_uninitialised): Likewise.
4681 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
4683 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
4684 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
4686 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4688 * config/mips/mips.c (override_options): Don't turn on extra
4689 alignment for mips16.
4691 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4693 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
4694 eabi, and make sure queued POSTINCREMENT rtl is emitted at
4697 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4699 * builtins.c (PAD_VARARGS_DOWN): Define.
4700 (std_expand_builtin_va_arg): Use the above macro.
4701 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
4702 * tm.texi (Register Arguments): Document the above macro.
4704 2000-01-14 Nick Clifton <nickc@cygnus.com>
4706 * emit-rtl.c (emit_insn): If checking is enabled, make sure
4707 that this function has not been used to emit a jump
4710 * jump.c (return_jump_1): Cope with being passed a null rtx.
4712 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4714 * eh-common.h: PROTO -> PARAMS.
4715 * emit-rtl.c: Likewise.
4716 * errors.c: Likewise.
4717 * errors.h: Likewise.
4718 * except.c: Likewise.
4719 * except.h: Likewise.
4720 * explow.c: Likewise.
4721 * expmed.c: Likewise.
4724 * final.c: Likewise.
4725 * fix-header.c: Likewise.
4727 * fold-const.c: Likewise.
4728 * function.c: Likewise.
4729 * function.h: Likewise.
4731 * gcov-io.h: Likewise.
4735 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4737 * sh-protos.h: New file.
4739 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
4740 Add static prototypes. Fix compile time warnings.
4742 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
4746 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4748 * arc-protos.h: New file.
4750 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
4753 * arc.h: Move prototypes to arc-protos.h. Fix compile time
4758 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4760 * dsp16xx-protos.h: New file.
4762 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
4765 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
4768 * dsp16xx.md: Likewise.
4770 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4772 * convex-protos.h: New file.
4774 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
4777 * convex.h: Move prototypes to convex-protos.h. Fix compile time
4780 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * elxsi-protos.h: New file.
4784 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
4787 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
4790 * elxsi.md: Likewise.
4792 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4794 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
4795 case for moving from HI/LO/HI_LO_REG. This makes the behavior
4796 match the comment for MIPS16.
4798 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
4800 * flow.c (split_edge): Do not call set_block_for_insn if we
4801 do not have a basic_block_for_insn structure.
4803 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
4804 and destination functions are 32bit aligned within the trampoline.
4805 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
4806 (TRAMPOLINE_ALIGNMENT): Define.
4808 * cse.c (cse_insn): When changing (set (pc) (reg)) to
4809 (set (pc) (label_ref)), verify the change creates a valid insn.
4811 * fr30.c (call_operand): Tighten and rework to match rules for
4812 call RTL expressions.
4813 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
4814 * fr30.md (call patterns): Improve constraints.
4816 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
4818 * fr30.c (fr30_expand_epilogue): Revert last change.
4819 Use emit_jump_insn for the return insn.
4821 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
4822 Stan Cox <scox@cygnus.com>
4824 * predict.c: New file. Preliminary infrastructure work for static
4825 branch prediction and basic block reordering.
4826 * basic-block.h: Add prototype for estimate_probability.
4827 * Makefile.in: Add rules for predict.o.
4829 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
4831 * fixincludes (va_list): Use __not_va_list__ for the dummy.
4832 * fixinc/*: Likewise.
4834 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4836 * cccp.c: PROTO -> PARAMS.
4838 * collect2.c: Likewise.
4839 * combine.c: Likewise.
4840 * convert.h: Likewise.
4842 * dbxout.c: Likewise.
4843 * dbxout.h: Likewise.
4844 * diagnostic.c: Likewise.
4845 * doprint.c: Likewise.
4846 * dwarf2out.c: Likewise.
4847 * dwarf2out.h: Likewise.
4848 * dwarfout.c: Likewise.
4849 * dwarfout.h: Likewise.
4850 * dyn-string.h: Likewise.
4852 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4854 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
4855 macro conditionals guarding use.
4857 * dwarf2out.c: Include "tm_p.h".
4859 * function.c (locate_and_pad_parm): Mark parameter with
4861 (expand_function_end): Likewise for variable `context'.
4863 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
4865 2000-01-13 Nick Clifton <nickc@cygnus.com>
4867 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
4868 register to prevent compile time warnings.
4870 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
4872 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
4873 to avoid -Wtraditional warning.
4875 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4877 * 1750a-protos.h: New file.
4879 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
4882 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
4885 * 1750a.md: Likewise.
4887 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4889 * a29k-protos.h: New file.
4891 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
4894 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
4897 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4899 * clipper-protos.h: New file.
4901 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
4904 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
4907 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4909 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
4911 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
4913 * configure.in (--enable-new-gxx-abi): New option.
4914 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
4915 * Makefile.in (GXX_ABI_FLAG): New variable.
4916 * configure: Regenerate.
4918 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4920 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
4921 * tm.texi (FORCE_STRUCT_BLK): Document.
4922 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
4924 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
4926 * config/ns32k/ns32k.md: Revert Jan 9 change.
4928 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
4929 to a mode-test, if the predicate is address_operand.
4931 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
4933 * combine.c (if_then_else_cond): Be careful about what kinds
4934 of RTL expressions are passed to operand_subword.
4936 * flow.c (split_edge): If we have to insert a new jump, make
4937 sure to associate it with a basic block.
4939 * flow.c (commit_one_edge_insertion): A block with one successor
4940 can end in a JUMP_INSN that is not a simplejump.
4942 2000-01-12 Robert Lipe <robertl@sco.com>
4944 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
4945 (BUILD_VA_LIST_TYPE): Define.
4946 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
4949 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
4951 * cccp.c (do_pragma): Add cast to (char *).
4953 2000-01-12 Richard Henderson <rth@cygnus.com>
4954 Fred Fish <fnf@be.com>
4955 Jason Merrill <jason@cygnus.com>
4957 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
4958 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
4959 * i386/beos-elf.h, i386/beos-pe.h: New files.
4961 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
4962 * cross-make (SYSTEM_HEADER_DIR): Define using
4963 CROSS_SYSTEM_HEADER_DIR.
4965 * gcc.c (LIBRARY_PATH_ENV): Provide default.
4966 (process_command): Use it.
4967 (main): Likewise. Kill trailing = from env vars.
4968 (build_search_list): Put it back.
4969 * collect2.c (main): Use LIBRARY_PATH_ENV.
4971 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
4972 * toplev.c: Use NEED_DECLARATION_ENVIRON.
4974 * tm.texi (Frame Layout): Document SMALL_STACK.
4975 * c-common.c (c_common_nodes_and_builtins): Check it.
4977 * system.h: Undef alloca after including glibc's <stdlib.h>,
4978 if USE_C_ALLOCA is defined.
4980 * gcc.c (set_input): New fn.
4981 (main): After all input files are compiled, reset the input file
4984 * aclocal.m4 (rindex, index): If already defined, don't attempt
4987 * ginclude/varargs.h: (__va_list__): Define ifndef.
4988 * ginclude/stdarg.h: Likewise.
4990 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
4991 instead of unsigned char.
4993 * hash.h (true, false, boolean): Undef before enum.
4995 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
4996 proper type of "HOST_WIDE_INT *", rather than their natural type of
4997 "unsigned HOST_WIDE_INT *".
4999 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5001 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
5003 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
5005 * regclass.c (choose_hard_reg_mode): Likewise.
5007 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
5009 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
5011 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5013 * c-common.c: PROTO -> PARAMS.
5014 * c-common.h: Likewise.
5015 * c-decl.c: Likewise.
5016 * c-iterate.c: Likewise.
5017 * c-lang.c: Likewise.
5018 * c-lex.c: Likewise.
5019 * c-lex.h: Likewise.
5020 * c-parse.in: Likewise.
5021 * c-pragma.c: Likewise.
5022 * c-pragma.h: Likewise.
5023 * c-tree.h: Likewise.
5024 * c-typeck.c: Likewise.
5025 * objc/objc-act.c: Likewise.
5026 * objc/objc-act.h: Likewise.
5028 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5030 * m88k-protos.h: New file.
5032 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
5035 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
5037 * m88k.md: Likewise.
5039 * tekXD88.h: Likewise.
5041 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5043 * m68k-protos.h: New file.
5045 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
5048 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
5050 * mot3300.h: Likewise.
5052 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
5054 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
5056 (extract_bitlist): Declare bitlen.
5058 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
5060 * cccp.c: Accept and ignore -lang-fortran.
5062 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
5063 qualifiers don't match at any level of pointerness.
5065 2000-01-12 Robert Lipe <robertl@sco.com>
5067 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
5069 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
5071 * reload1.c (reload_reg_unavailable): New static variable.
5072 (reload_reg_free_p): Test it.
5073 (reload_reg_free_for_value_p): Test it instead of
5075 (choose_reload_regs_init): Compute it.
5077 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
5079 * reorg.c (fill_slots_from_thread): Check modified_in_p
5082 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
5084 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
5085 these nodes even if INTERNALS is not set.
5087 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
5089 * gcse.c (delete_null_pointer_checks_1): Cope when
5090 get_condition cannot determine the condition.
5092 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
5094 * toplev.h (set_message_length): Declare.
5096 * diagnostic.c (obstack_chunk_alloc): Define macro.
5097 (obstack_chunk_free): Likewise.
5098 (struct output_buffer): New data structure.
5100 (output_maximum_width): New variable.
5101 (doing_line_wrapping, set_message_length, init_output_buffer,
5102 get_output_prefix, output_space_left, emit_output_prefix,
5103 output_newline, output_append, output_puts, dump_output,
5104 vbuild_message_string, build_message_string, build_location_prefix,
5105 voutput_notice, output_printf, line_wrapper_printf,
5106 vline_wrapper_message_with_location): New functions. Implement
5107 automatic line wrapping.
5108 (v_message_with_decl): Make it handle automatic line wrapping.
5109 (v_error_with_file_and_line): Likewise.
5110 (v_warning_with_file_and_line): Likewise.
5111 (announce_function): Likewise.
5112 (default_print_error_function): Likewise.
5114 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
5116 * cpplib.h (struct cpp_options): Change lang_asm to char.
5118 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
5119 done in cpp_handle_option now.
5120 (initialize_builtins): Take out special case code used only by
5122 (cpp_handle_option): Turn off trigraphs and trigraph warnings
5123 if -traditional. Recognize -lang-fortran and set
5124 lang_fortran, also turn off cplusplus_comments.
5125 (print_help): Document -lang-fortran.
5126 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
5127 lang_asm. Ignore all directives other than `# 123 "file"' if
5129 (cpp_get_token): If -traditional, don't recognize directives
5130 unless the # is in column 1.
5131 (parse_string): If lang_fortran or lang_asm, silently
5132 terminate strings ('' or "") at end of line.
5133 Remove unnecessary braces.
5135 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5136 Richard Henderson <rth@cygnus.com>
5138 * resource.c (mark_referenced_resources): Mark a set strict_low_part
5140 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
5141 strict_low_part when possible.
5143 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5145 * alias.c: PROTO -> PARAMS.
5146 * basic-block.h: Likewise.
5147 * bitmap.c: Likewise.
5148 * bitmap.h: Likewise.
5149 * builtins.c: Likewise.
5150 * c-aux-info.c: Likewise.
5151 * caller-save.c: Likewise.
5152 * calls.c: Likewise.
5154 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5156 * Makefile.in (toplev.o): Depend on regs.h.
5158 * output.h (tdesc_section): Prototype.
5160 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
5162 * sdbout.c: Include "tm_p.h".
5164 * toplev.c: Include "regs.h".
5166 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
5168 * unroll.c (unroll_loop): Add EH support.
5170 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5172 * pa-protos.h: New file.
5174 * pa.c: Include recog.h and tm_p.h.
5175 (compute_zdepwi_operands, compute_movstrsi_length,
5176 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
5177 find_addr_reg, import_milli): Add static prototypes.
5178 (pa_cpu_string, pa_arch_string): Constify a char*.
5179 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
5180 (read_only_operand): Add argument `mode'.
5181 (singlemove_string, output_move_double, output_fp_move_double,
5182 output_block_move, output_and, output_ior, output_ascii,
5183 remove_useless_addtr_insns, milli_names, output_mul_insn,
5184 output_div_insn, output_mod_insn, output_arg_descriptor,
5185 output_cbranch, output_bb, output_bvb, output_dbra, ,
5186 output_millicode_call, output_call, hppa_encode_label,
5187 output_parallel_movb, output_parallel_addb): Constify a char*.
5188 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
5189 (output_parallel_addb): Remove extra arg to `constrain_operands'
5191 * pa.h: Move all prototypes to pa-protos.h.
5192 (pa_cpu_string, pa_arch_string): Constify a char*.
5193 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
5195 * pa.md: Call `function_label_operand' with mode argument.
5196 Likewise for `read_only_operand'.
5197 Fix nesting of parens in call to `symbolic_operand'.
5199 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * i860-protos.h: New file.
5203 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
5206 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
5208 * i860.md: Likewise.
5210 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
5212 * i386.md (movstrsi expander): Rewrite.
5213 (movstrsi_1 insn): Deleted.
5214 (strmovhi, strmovqi expander): New expanders.
5215 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
5216 * i386.c (x86_single_stringop): New global variable.
5217 * i386.h (x86_single_stringop): Declare.
5218 (TARGET_SINGLE_STRINGOP): New macro.
5220 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5222 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
5223 integer vararg POSTINCREMENT before the destination of the jump
5224 for the hard fp case.
5225 (function_arg_pass_by_reference): Pass a copy of CUM to
5228 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
5229 for CONSTANT_ADDRESS_P above while loop for subreg.
5231 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5233 * flow.c (propagate_block): When a prologue/epilogue insn
5234 is marked dead, unconditionally clear libcall_is_dead and
5235 insn_is_dead, and only dump rtl if warnings aren't being
5238 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
5240 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
5241 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
5242 (FIXED_REGISTERS): Set dirflag as fixed.
5243 (CALL_USED_REGISTERS): Set dirflag as used.
5244 (REG_ALLOC_ORDER): Set dirflag as last one.
5245 (DIRFLAG_REG): New macro.
5246 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
5247 (HI_REGISTER_NAMES): Add dirflag.
5248 (DEBUF_PRINT_REG): Handle dirflag.
5249 * i386.md (type attribute): New cld and str types.
5250 (length_opcode attribute): Set cld and str to 1.
5251 (memory attribute): Set str to unknown - it is not clear from the
5253 (pent_np function unit): Prefixed string operations takes 12 cycles
5254 minimally; cld takes 2 cycles.
5255 (ppro_uops attribute): Str is "many" and cld is "few".
5256 (ppro_p0 unit): Handle cld here.
5257 (k6_alux unit): Handle cld and str types.
5258 (k6_load unit): It is ocupied by str opcodes.
5259 (k6_store unit): It is ocupied by str opcodes.
5260 (athlon_decode): Str is vector decoded.
5261 (athlon_ieu): Handle str and cld.
5263 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
5264 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
5265 cmpstrsi_nz_1 insn): Do not output cld instruction
5267 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
5269 * gcc.texi (G++ and GCC): Add Java and Chill.
5270 (Bug Critera): Don't list languages.
5272 * gcc.texi (Incompatibilities): No longer claim most C compilers
5275 * gcc.texi (G++ and GCC): Update other front-ends list.
5277 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
5279 * i386.c (ix86_expand_setcc): Fix typo.
5280 (ix86_expand_movcc): Similarly.
5282 * Band-aid until haifa's bitset implementation is nuked.
5283 * haifa-sched.c (extract_bitlst): New parameter for size of the
5284 bitset in bits. All callers changed. Avoid looking at undefined
5286 (edgeset_bitsize): New variable.
5287 (schedule_region): Initialize edgeset_bitsize.
5289 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5291 * Makefile.in (optabs.o): Depend on real.h
5292 (resource.o): Depend on insn-attr.h
5294 * builtins.c (result_vector): Wrap prototype in macro conditions
5295 governing definition and use.
5297 * c-common.c: Include tm_p.h.
5299 * c-lex.c: Likewise.
5301 * elfos.h: Constify a char*.
5303 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
5304 (get_attr_length, shorten_branches, profile_after_prologue): Mark
5305 parameter with ATTRIBUTE_UNUSED.
5307 * fold-const.c (exact_real_inverse): Wrap variable `i' in
5310 * haifa-sched.c (schedule_insns): Mark parameter with
5313 * optabs.c: Include real.h.
5315 * real.h (ereal_atof): Add prototype arguments.
5317 * resource.c: Include insn-attr.h.
5319 * sdbout.c (sdbout_queue_anonymous_type,
5320 sdbout_dequeue_anonymous_types): Wrap in macro
5321 SDB_ALLOW_FORWARD_REFERENCES.
5322 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
5325 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
5327 * stupid.c: Include tm_p.h.
5329 * tree.c (real_value_from_int_cst): Mark parameter with
5332 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5334 * i960-protos.h: New file.
5336 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
5339 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
5341 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5343 * combine.c (expand_field_assignment): Do not discard SUBREGs
5344 while computing nonzero_bits.
5346 2000-01-09 Nick Clifton <nickc@cygnus.com>
5348 * config/arm/arm.c: Fix compile time warnings about signed vs
5350 * config/arm/arm.h: Fix compile time warnings about signed vs
5353 2000-01-09 Philip Blundell <philb@gnu.org>
5355 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
5356 than `ldm' with only one register.
5357 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
5360 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
5363 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
5365 * config/ns32k/ns32k.md (load or push effective address): Operand 1
5368 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5370 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5371 assignment used as truth value.
5373 * function.c (assign_temp): Mark parameter `dont_promote' with
5374 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
5375 PROMOTE_FOR_CALL_ONLY.
5377 * genrecog.c (write_subroutine): Mark variable `operands' with
5380 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
5383 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
5384 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
5386 * toplev.c (note_deferral_of_defined_inline_function): Likewise
5389 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5391 * config/c4x.h: Tidy up comments.
5392 * config/c4x.c: Likewise.
5394 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
5396 * fold-const.c (lshift_double, rshift_double): Handle
5397 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
5399 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5401 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
5402 in prepare_function_start().
5404 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
5406 * config/v850/v850.c (expand_epilogue): Interrupt functions no
5407 longer allocate extra stack for function calls.
5409 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5411 * config/c4x/c4x.md (*subqf3_set): Fix typo.
5413 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5415 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
5417 2000-01-07 David Edelsohn <edelsohn@gnu.org>
5419 * rs6000.c (processor_target_table): Add power3 as alias for 630.
5420 * aix43.h: Revert Aug 2 change.
5421 (HAS_INIT_SECTION): Define, not visible yet.
5422 (LD_INIT_SWITCH): Define, not visible yet.
5423 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
5425 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
5427 * collect2.c (main): Expand ld2 size further.
5428 (export_object_lst): Cast assignment to avoid warning.
5429 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
5430 (scan_prog_file, COFF): Do not collect initialization or
5431 finalization functions generated for entire shared object if
5432 init/fini support present.
5434 2000-01-07 Nick Clifton <nickc@cygnus.com>
5436 * config/elfos.h: Tidy up formatting of marcos. Make sure
5437 that .section directives are always prefixed by a tab.
5439 * config/svr4.h: Add #include "elfos.h" and remove duplicate
5442 2000-01-07 Matt Austern <austern@sgi.com>
5444 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
5447 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
5449 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
5451 (crtbegin.o, s-crtS): Likewise.
5453 2000-01-06 Richard Henderson <rth@cygnus.com>
5455 * alpha.md (adddi_2+1): Limit offset such that it will be
5456 loadable with a single ldah+lda pair.
5457 (adddi_2+2): Explicitly fail split if we can't make it work.
5459 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
5461 * protoize.c: Conditionally include unistd.h.
5462 (IS_SAME_PATH_CHAR): New macro.
5463 (IS_SAME_PATH): New macro.
5464 (CPLUS_FILE_SUFFIX): New macro.
5465 (cplus_suffix): New static variable.
5466 (is_abspath): New static function.
5467 (in_system_include_dir): Handle DOS style pathnames.
5468 (file_could_be_converted): Likewise.
5469 (file_normally_convertible): Likewise.
5470 (directory_specified_p): Likewise.
5471 (file_excluded_p): Likewise.
5472 (abspath): Likewise.
5473 (shortpath): Likewise.
5474 (referenced_file_is_newer): Likewise.
5475 (save_def_or_dec): Likewise.
5476 (do_processing): Likewise.
5478 (edit_file): Likewise. Use rename instead of link.
5479 (rename_c_file): Likewise. Don't rename syscalls file.
5480 (munge_compile_params): Define null device for DOS based systems.
5481 (process_aux_info_file): Use binary mode if appliable.
5482 (edit_file): Likewise.
5483 * invoke.texi (Running Protoize): Document C++ suffixes used.
5485 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
5486 IS_DIR_SEPARATOR macros.
5487 * collect2.c: Likewise.
5488 * cppinit.c: Likewise.
5489 * dwarf2out.c: Likewise.
5492 * prefix.c: Likewise.
5494 * toplev.c: Likewise.
5495 * system.h: And move to here.
5497 * prefix.c (update_path): Fix typo in variable name.
5499 2000-01-06 Richard Henderson <rth@cygnus.com>
5501 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
5502 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
5503 (count_reg_sets_1, count_reg_references): Likewise.
5504 (flow_loops_level_compute): Start counting actual loop depth at 1.
5505 (flow_loops_find): Likewise.
5506 * local-alloc.c (update_equiv_regs): Likewise.
5507 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
5509 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
5511 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
5512 FIRST_PSEUDO_REGISTER
5513 * dwarf2out.c: Don't include frame.h
5514 * dwarfout.c: Likewise
5515 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
5518 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
5520 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
5523 * i386.c (movsf splitter): Fix typo in my last checkin.
5525 2000-01-05 Nick Clifton <nickc@cygnus.com>
5527 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
5528 own definition of this macro.
5529 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
5530 flag_data_sections or UNIQUE_SECTION_P are true.
5532 * tm.texi (UNIQUE_SECTION): Document that it can be called for
5533 unitialised data decls.
5535 * config/i386/winnt.c (i386_pe_unique_section): Cope with
5536 being called for uninitialised data.
5538 * config/i386/interix.c (i386_pe_unique_section): Cope with
5539 being called for uninitialised data.
5541 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
5542 for uninitialised data.
5544 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
5545 for uninitialised data.
5547 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
5548 for uninitialised data.
5550 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
5551 (UNIQUE_SECTION_P): Always generate a unique section if
5552 flag_data_sections is true.
5553 (UNIQUE_SECTION): Also generate unique sections for
5555 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
5556 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
5559 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5561 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
5564 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5566 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
5567 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
5568 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
5569 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
5570 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
5572 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
5574 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
5576 * c-decl.c (finish_enum): Simplify code to determine minimum and
5577 maximum values of the enum, and calculate the type. Remove check
5578 for FUNCTION_DECLs in the values list, which cannot happen. Replace
5579 the DECL_INITIAL of each enumeration constant with a copy converted
5580 to the enumeration type. When updating variant types, don't bother
5581 updating the type itself.
5583 * c-typeck.c (build_binary_op): Simplify conditional expressions
5584 when weeding out spurious signed-unsigned warnings. Add new
5585 spurious warning category: if the unsigned quantity is an enum
5586 and its maximum value fits in signed_type(result_type). Update
5588 (build_conditional_expr): Warn here if one alternative is signed
5589 and the other is unsigned.
5591 2000-01-05 Nick Clifton <nickc@cygnus.com>
5593 * config/fr30/fr30.h: Remove extraneous comments.
5595 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
5597 * reload1.c (choose_reload_regs): When disabling a reload, also
5598 set reload_spill_index to -1.
5600 2000-01-04 Joel Sherrill (joel@OARcorp.com>
5602 * configure.in (m68*-*-rtemscoff*): New target, formal name for
5604 (m68*-*-rtemself*): New target.
5605 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
5606 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
5607 (sparc*-*-rtemself*): New target.
5608 (sparc*-*-rtems*): Now elf not a.out.
5609 * config/i386/rtems.h: Include config/rtems.h.
5610 * config/i386/rtemself.h: Include config/rtems.h.
5611 * config/i960/rtems.h: Include config/rtems.h.
5612 * config/m68k/rtems.h: Include config/rtems.h.
5613 * config/m68k/rtemself.h: Include config/rtems.h.
5614 * config/mips/rtems64.h: Include config/rtems.h.
5615 * config/pa/rtems.h: Include config/rtems.h.
5616 * config/rs6000/rtems.h: Include config/rtems.h.
5617 * config/sh/rtems.h: Include config/rtems.h.
5618 * config/sh/rtemself.h: Include config/rtems.h.
5619 * config/sparc/rtems.h: Include config/rtems.h.
5620 * config/sparc/rtemself.h: Include config/rtems.h
5622 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
5624 * final.c (shorten_branches): Correctly compute length of
5625 asms without operands.
5627 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
5629 * configure.in: Add pj target.
5630 * configure: Regenerate.
5631 * config/pj: New directory.
5632 * config/pj/lib1funcs.S: New file.
5633 * config/pj/linux.h: New file.
5634 * config/pj/pj.c: New file.
5635 * config/pj/pj.md: New file.
5636 * config/pj/pjl.h: New file.
5637 * config/pj/t-pj: New file.
5638 * config/pj/xm-pj.h: New file
5640 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
5642 * toplev.c (rest_of_compilation): Run shorten-branches before
5645 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5647 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
5648 macros so that they're consistent with their names.
5649 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5650 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5652 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5654 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
5655 modified inadvertently.
5657 2000-01-04 Joel Sherrill <joel@OARcorp.com>
5659 * configure.in (v850*-*-rtems*): New target.
5660 * configure: Regenerate.
5661 * config/v850/rtems.h: New file.
5663 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
5665 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
5666 (__gthread_key_create): Likewise.
5667 (__gthread_key_dtor): Likewise.
5668 (__gthread_once): Fix logic.
5669 (__gthread_key_delete): Cast away constness.
5671 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
5672 * invoke.texi: Document.
5673 * i386/mingw32.h (CPP_SPEC): Use.
5674 (LIBGCC_SPEC): Likewise.
5675 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
5677 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5679 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
5680 (HANDLE_PRAGMA_PACK): Undefine.
5681 (SLOW_UNALIGNED_ACCESS): Define.
5683 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5685 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5686 to default definition.
5687 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
5688 (store_fixed_bit_field): Call macro with word_mode and alignment.
5689 (extract_bit_field): Call macro with relevant mode and alignment.
5690 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5691 to default definition.
5692 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
5694 (move_by_pieces_ninsns): Likewise.
5695 (clear_by_pieces): Likewise.
5696 (emit_push_insn): Likewise.
5697 (store_field): Call macro with relevant mode and alignment.
5698 (expand_expr): Likewise.
5699 (expand_expr_unaligned): Likewise.
5701 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
5702 (SLOW_UNALIGNED_ACCESS): Define.
5703 (CASE_VECTOR_MODE): Always use 32-bit offsets.
5704 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
5705 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
5706 (toc_section): Likewise and .toc pseudo-op.
5707 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
5709 (TEXT_SECTION_ASM_OP): Likewise.
5710 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
5713 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
5714 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
5715 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
5716 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
5717 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
5719 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
5721 * regclass.c: Revert my Jan 4 change to loop cost computation.
5723 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5725 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
5728 2000-01-04 Stan Cox <scox@cygnus.com>
5730 * haifa-sched.c (build_control_flow): Change unreachable simple
5731 loop test to check if current block has only one predecessor.
5732 (find_rgns): Initialize degree. Use dest as degree index, not src.
5734 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5736 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
5738 * calls.c (expand_call): Likewise for
5739 `old_stack_arg_under_construction'.
5741 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
5743 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
5746 * gcc.c (execute): Likewise for `ut' and `st'.
5748 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
5750 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
5752 * jump.c (jump_optimize_1): Likewise for `temp2'.
5754 * local-alloc.c (block_alloc): Likewise for `r1'.
5756 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
5758 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
5759 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
5761 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
5764 * reload.c (find_reloads): Likewise for `goal_alternative_number'
5765 and `goal_earlyclobber'.
5767 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
5769 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
5771 * stupid.c (stupid_life_analysis): Likewise for `chain'.
5773 * unroll.c (copy_loop_body): Likewise for `copy'.
5775 * varasm.c (output_constructor): Likewise for `byte'.
5777 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5779 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
5780 all FP constants for constant->reg moves.
5781 (ix86_split_to_parts): Try to convert memory address into immediate
5782 when available in the constant pool.
5783 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
5785 (LEGITIMATE_CONSTANT_P): Return 1.
5786 * i386.md (pushsf): New splitter to convert constant pool memory
5787 reference to immediate.
5788 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
5791 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
5793 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
5794 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
5795 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
5796 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
5797 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
5799 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
5801 * ginclude/stdbool.h: Support compilation as C++.
5803 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5805 * fold-const.c (make_range): Don't try to reverse an unbounded range.
5807 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
5809 * regclass.c (regclass): Properly compute loop_cost. Adjust
5812 * regclass.c: Fix minor whitespace problems.
5814 2000-01-03 Anthony Green <green@cygnus.com>
5816 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
5817 Restore the pic register if required.
5819 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
5821 * c-common.c (format_char_info): Update comment.
5822 (check_format_info): Recognize 'z' modifier in the same way 'Z'
5823 was recognized. Emit warning for formats new in ISO C99 only
5824 if flag_isoc9x is not set.
5826 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
5828 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
5830 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5832 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
5833 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
5834 (make_compound_operation): Choose cheaper alternative between
5835 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
5837 * regclass.c (op_costs): Remove global variable.
5838 (record_reg_classes): New parameter "op_costs" and "reg_pref".
5839 (record_operand_costs): Break out from ...
5840 (scan_one_insn): ... here.
5841 (dump_regclass): Make dumps nicer.
5842 (regclass): Dump preferrences choosed and changes done during passes.
5844 2000-01-03 Jakub Jelinek <jakub@redhat.com>
5846 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
5848 2000-01-03 Jakub Jelinek <jakub@redhat.com>
5850 * config/sparc/sparc.c (gen_df_reg): New function.
5851 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
5852 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
5853 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
5854 movtf_cc_reg_sp64+1): Use it.
5856 2000-01-02 Mark Mitchell <mark@codesourcery.com>
5858 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
5861 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
5863 * config/i386/i386.c (ix86_expand_unary_operator): Function
5864 definition made void.
5865 (ix86_expand_binary_operator): Update outdated preceding comment.
5866 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
5869 * config/i386/i386.c (override_options): Fix option-name typo.
5871 2000-01-02 Mark Mitchell <mark@codesourcery.com>
5873 * system.h (CEIL): Define.
5874 * builtins.c (CEIL): Remove.
5875 * expmed.c (CEIL): Likewise.
5876 * expr.c (CEIL): Likewise.
5877 * stor-layout.c (CEIL): Likewise.
5879 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5881 * expr.c (store_constructor_field): Fix typo introduced with last
5884 2000-01-01 Mark Mitchell <mark@codesourcery.com>
5886 * tree.h (BINFO_N_BASETYPES): New macro.
5888 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
5890 * expmed.c (emit_store_flag): Prevent losing a pending stack
5891 adjust the same way we prevent losing queued increments.
5893 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5895 * function.c (update_temp_slot_address): Handle case where sum of
5896 temporary address plus offset in register is a valid address.
5898 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5900 * genrecog.c (change_state) Corrected typo.
5902 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5904 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
5905 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
5906 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
5908 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
5910 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
5911 case, expand GT comparisons correctly. Fix a comment before this
5914 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
5916 * dwarfout.c: Include "frame.h"
5917 * dwarf2out.c: Likewise.
5918 * Makefile.in (dwarfout.o): Depend on frame.h
5919 (dwarf2out.o): Likewise.
5921 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
5923 Restore i386 binary compatibility in Dwarf EH info.
5924 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
5925 value of FIRST_PSEUDO_REGISTER.
5926 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
5927 (struct frame_state): Use DWARF_FRAME_REGISTERS.
5928 * dwarfout.c (output_reg_number): Ditto.
5929 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
5930 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
5932 1999-12-29 Bruce Korb <autogen@linuxbox.com>
5934 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
5935 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
5936 (<hack>_RE_CT): not needed
5937 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
5938 rewritten to scan the file text once only
5939 "template<..." test added
5940 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
5941 (is_cxx_header): declaration added
5942 * fixinc/fixtests.c(is_cxx_header): removed
5943 (apply_fix_p_t): removed
5944 (double_slash_test): is_cxx_header is only called once now
5945 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
5946 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
5947 within the templates.
5948 The borken spelling of "broken" was fixed.
5949 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
5950 The default level depends on FIXINC_DEBUG.
5952 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5954 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
5955 Otherwise provide a declaration for atexit.
5956 (init_dummy): Make sure dummy call to atexit is nevertheless
5957 called with correct number of args.
5959 * frame.c: Update comments referring to other files.
5961 * libgcc2.c: Likewise.
5963 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5965 * cse.c (free_element, get_element): Remove unused prototypes.
5967 * fold-const.c (extract_muldiv): Initialize variables `op0' and
5970 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
5973 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
5975 * configure.in,configure: case arm for mn10200-*-* now sets
5976 float_format=i32 so that float.h will correctly claim "double"
5977 to be 32 bits. Ran autoconf to generate configure from .in file.
5979 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
5981 * pa.md (conditional zero): If op1 is a register, force it into
5982 the same register as op0.
5984 1999-12-28 Mark Mitchell <mark@codesourcery.com>
5986 * tree.h (BINFO_BASETYPES): Improve documentation.
5988 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5990 * configure.in (--enable-checking): Use a more portable `for'
5993 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5995 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
5996 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
5998 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
6001 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
6002 Delete descriptions.
6004 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
6005 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
6006 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
6007 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
6008 xm-svr4.h: Remove all instances of sys_siglist handling.
6010 1999-12-27 Jakub Jelinek <jakub@redhat.com>
6012 * config/sparc/sparc.md (cmp_zero_qi,
6013 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
6014 cmp_zero_extendqidi2_andcc_set): New patterns.
6016 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
6018 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6019 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
6020 (fpgnulib.c, xfgnulib.c): Add rules.
6021 * m68k/t-mot3300-gas: Likewise.
6023 1999-12-27 Ian Lance Taylor <ian@zembu.com>
6025 * configure.in: Avoid [[ by using test and changequote. Add
6026 changequote required by 1999-12-14 change.
6027 * configure: Rebuild.
6029 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
6031 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
6033 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
6035 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
6036 * flow.c (find_use_as_address): Likewise.
6037 * function.c (fixup_var_refs_1): Likewise.
6038 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
6039 * jump.c (invert_exp, redirect_exp): Likewise.
6040 * loop.c (replace_call_address): Likewise.
6041 (count_nonfixed_reads): Likewise.
6042 * rtlanal.c (modified_between_p): Likewise.
6043 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
6044 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
6045 * unroll.c (remap_split_bivs): Likewise.
6047 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6049 * diagnostic.c (v_message_with_decl): Use .* format specifier
6050 instead of building the format specifier width manually.
6052 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
6053 determining whether to provide a prototype. Remove the
6054 sys_siglist clause in the conditional.
6056 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6058 * fold-const.c (operand_equal_p): Use memcmp to compare string
6060 Suggested by D. J. Bernstein
6062 1999-12-17 Jakub Jelinek <jakub@redhat.com>
6064 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
6065 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
6067 * config/mips/mips.h (TARGET_64BIT): Likewise.
6068 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
6069 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
6070 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
6071 dsps. Give routines proper names if SI/DI modes are not used.
6072 * longlong.h: Use DWunion instead of DIunion.
6074 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
6076 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
6077 GC_CHECKING, GC_ALWAYS_COLLECT.
6078 * configure.in: Allow --enable-checking with an argument
6079 listing check modes to enable.
6080 * config.in, configure: Rebuilt.
6081 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
6082 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
6083 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
6084 ENABLE_GC_ALWAYS_COLLECT.
6085 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
6087 * tree.h, tree.c: Change ENABLE_CHECKING to
6088 ENABLE_TREE_CHECKING throughout.
6090 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6092 * fold-const.c (fold_truthop): Properly check for FP RHS.
6094 1999-12-24 Mark Mitchell <mark@codesourcery.com>
6096 * toplev.h (note_deferall_of_defined_inline_function): Declare.
6097 * toplev.c (note_deferral_of_defined_inline_function): New
6098 function, split out from ...
6099 (rest_of_compilation): ... here. Use it.
6101 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6103 * expr.c (store_constructor): Don't call clear_storage if size is
6106 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6108 * Makefile.in (toplev.o): Depend on loop.h.
6110 * dwarfout.c: Include tm_p.h.
6112 * emit-rtl.c (restore_emit_status): Mark parameter with
6115 * final.c (final_scan_insn): Likewise.
6117 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
6118 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
6119 flow_depth_first_order_compute, flow_loop_pre_header_find,
6120 flow_loop_tree_node_add, flow_loops_tree_build,
6121 flow_loop_level_compute, flow_loops_level_compute,
6122 flow_loop_outside_edge_p): Add prototypes.
6123 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
6125 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
6126 Mark with ATTRIBUTE_NORETURN.
6128 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
6130 * local-alloc.c (no_conflict_p): Likewise.
6132 * loop.c (insert_bct): Hide definitions of variables with hidden
6134 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
6136 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
6137 with ATTRIBUTE_UNUSED.
6138 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
6139 (reg_scan): Likewise.
6141 * reload.c (find_reloads): Remove unused variables `changed'.
6143 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
6145 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
6146 Remove unused variable `insn'.
6148 * toplev.c: Include loop.h.
6149 (report_file_and_line): Remove unnecessary prototype.
6151 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
6153 * unroll.c (biv_total_increment): Likewise.
6155 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6157 * reload1.c (emit_input_reload_insns): Restore old behaviour
6158 wrt. 'special' reloads.
6160 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
6162 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
6163 hash.h. (cse.c): Don't depend on hashtab.h.
6165 * cse.c: Don't include hashtab.h.
6166 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
6168 * ggc-simple.c: Don't include hash.h.
6170 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
6172 * dwarf2out.c (add_abstract_origin_attribute): Call
6173 gen_abstract_function on our function context.
6175 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
6177 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
6179 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6181 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
6184 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6186 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
6187 constraints to "a!r".
6189 1999-12-21 Mark Mitchell <mark@codesourcery.com>
6191 * Makefile.in (calls.o): Depend on function.h.
6192 (alias.o): Likewise.
6194 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
6196 * reload1.c (emit_reload_insns): Break out code and variables into...
6197 (input_reload_insns, other_input_address_reload_insns,
6198 other_input_reload_insns, input_address_reload_insns,
6199 inpaddr_address_reload_insns, output_reload_insns,
6200 output_address_reload_insns, outaddr_address_reload_insns,
6201 operand_reload_insns, other_operand_reload_insns,
6202 other_output_reload_insns): ... new static variables, and...
6203 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
6204 do_output_reload): ... new functions.
6206 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6208 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
6210 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6212 * md.texi: Add c4x constraints documentation.
6214 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6216 * config/i386/dgux.c (struct option): Rename to
6217 lang_independent_option.
6218 (struct m_options): Add description field.
6219 (output_options): Rename option type, add sep declaration, output
6220 ix86_cpu_string and ix86_arch_string only if set.
6221 (output_file_start): Rename option type.
6223 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
6225 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
6227 (libgcc2.a): Similarly.
6229 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
6231 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
6232 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
6233 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
6235 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
6237 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
6238 Remove redundant initialization of "frexpon" and "expon".
6240 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6242 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
6244 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
6245 (store_constructor_field, expand_expr): Pass new arg.
6247 1999-12-20 Mark Mitchell <mark@codesourcery.com>
6249 * Makefile.in (explow.o): Depend on function.h.
6251 * stor-layout.c (set_sizetype): Fix typo.
6253 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
6255 * function.c (cfun): Renamed from current_function. All users
6257 * function.h (cfun): Rename declaration as well.
6259 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
6260 to be of type regset_head, not regset. All users changed by adding
6262 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
6264 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6266 * config/c4x/rtems.h: New file.
6268 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
6270 * reload1.c (spill_failure): Take class of failed reload as argument
6271 and print it. Caller changed.
6273 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6275 * rs6000.h (SUBTARGET_DEFAULT): New macro.
6276 (TARGET_SWITCHES): Allow subtargets to default switches.
6277 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
6279 1999-12-18 Mark Mitchell <mark@codesourcery.com>
6281 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
6284 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
6286 * cccp.c (main): Define __STDC_VERSION__ as necessary.
6287 * cppinit.c (cpp_handle_option): Likewise.
6289 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
6290 determine when to define.
6292 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
6294 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
6295 cmove with mismatched test and data modes.
6297 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
6299 * c-typeck.c (c_expand_start_case): Don't warn for long switch
6302 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6304 * alias.c: Minor reformatting.
6307 * stor-layout.c: Likewise.
6308 * fold-const.c: Likewise.
6309 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
6310 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
6312 (size_int_wide): Cache nodes even if garbage collecting.
6313 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
6314 of SAVE_EXPR has no side effects.
6315 * cse.c: Move a comment.
6316 * tree.c: Minor reformatting.
6317 (int_size_in_bytes): Return -1 if constant overflows.
6319 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6321 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
6323 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
6325 * objc/objc-parse.c: Regenerate. This file must be rebuilt
6326 after any change to c-parse.in, even if objc-parse.y didn't
6329 1999-12-18 David S. Miller <davem@redhat.com>
6331 * toplev.c (rest_of_compilation): Restore BLOCK tree
6332 reconstruction and branch shortening changes lost in
6333 December 18th change.
6335 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
6337 * config/arm/linux-elf.h: Change all instances of
6338 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
6339 * config/arm/uclinux-elf.h: Likewise.
6341 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
6343 * toplev.c (notice, vmessage, v_message_with_file_and_line,
6344 v_message_with_decl, file_and_line_for_asm,
6345 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
6346 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
6347 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
6348 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
6349 pfatal_with_name, fatal_io_error, need_error_newline,
6350 last_error_function, last_error_tick, announce_function,
6351 default_print_error_function, print_error_function,
6352 report_error_function, fnotice, error_with_file_and_line,
6353 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
6354 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
6355 warning_with_decl, warning_for_asm, warning, pedwarn,
6356 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
6358 (compile_file): Use fnotice instead of notice. Adjust call.
6360 * diagnostic.c: New file.
6362 * Makefile.in (OBJS): Include diagnostic.o
6363 (diagnostic.o): Define dependence.
6365 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6367 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
6370 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6372 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
6374 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
6376 * fixtests.c (is_cxx_header): New fn, split out of
6378 (else_endif_label): Allow "#endif // comment" in C++ headers,
6379 as determined by is_cxx_header.
6380 * fixfixes.c (else_endif_label_fix): Update comment.
6381 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
6383 * genfixes: Correct double thinko in commandline parsing.
6384 * hackshell.tpl: Generate correct sh syntax for bypass
6387 * inclhack.def (all): Whenever an inserted preprocessor
6388 conditional is split over multiple lines, use double
6389 backslashes in this file so the fixed header will be readable.
6391 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
6392 and add bypass entry for correct version of this header.
6393 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
6394 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
6396 (hpux8_bogus_inlines): New fix, split from...
6397 (ultrix_atof_param) ... here.
6398 (math_expression): Add bypass entry keyed to glibc comment
6399 indicating the problem has been dealt with; disable
6400 unnecessary sed operations; update commentary.
6401 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
6402 add select and bypass entries, simplify shell operation.
6403 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
6405 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
6406 ultrix_atof_param): Add select entry.
6407 (stdio_va_list, sunos_mather_decl): Add bypass entry.
6408 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
6409 comments with the fixes they describe.
6411 * c-parse.in (string action): Do not warn about ANSI string
6412 concatenation in system headers. Affects C parser only.
6413 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
6415 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6417 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
6418 compiling libgcc2 the macro depends always on arch cpp defines.
6420 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
6422 * loop.c (insert_loop_mem): Don't record MEMs from inside
6425 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
6427 * regclass.c (regclass): Do not use flowgraph when not optimizing.
6429 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
6430 notes too, create one when replacement failed, attempt to simplify
6432 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
6435 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6437 * crtstuff.c (__dso_handle): Declare.
6438 (__cxa_finalize): Likewise.
6439 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
6442 * invoke.texi: Document -fuse-cxa-atexit.
6444 * tree.h (ptr_type_node): Document.
6445 (const_ptr_type_node): Likewise.
6447 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6449 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
6450 (optimize_reg_copy_2): Likewise.
6451 (optimize_reg_copy_3): Likewise.
6452 (fixup_match_2): Likewise.
6453 (regmove_optimize): Likewise.
6454 (fixup_match_1): Liekwise.
6456 * i386.md (HI to SImode promoting splitters): Rewrite.
6457 (pushsf mem peep2): New.
6458 (testhi to andhi peep2): Remove.
6459 * i386.h (x86_promote_QImode): New.
6460 (TARGET_PROMOTE_QImode): New.
6461 (PREDICATE_CODES): Add promotable_binary_operator.
6462 * i386.c (x86_promote_QImode0: New.
6463 (promotable_binary_operator): New.
6464 * i386-protos.h (promotable_binary_operator): New.
6466 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
6468 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
6470 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6472 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
6473 * function.c (insert_block_after_note): Remove.
6474 (retrofit_block): Likewise.
6475 (identify_blocks): Fix indentation.
6476 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
6477 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
6478 * function.h (insert_block_after_note): Remove prototype.
6479 (retrofit_block): Likewise.
6480 * integrate.c (expand_inline_function): Don't call
6481 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
6482 just expand_start_bindings. Use the block_map to remap old
6483 NOTE_BLOCKs to new ones.
6484 (integrate_decl_tree): Keep track of remapped blocks.
6485 * integrate.h (struct inline_remap): Add block_map.
6486 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
6487 NOTE_BLOCK on the notes.
6488 (expand_start_bindings): Rename to ...
6489 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
6490 (expand_end_bindings): Set NOTE_BLOCK.
6491 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
6492 reconstruct the BLOCK tree.
6493 * tree.h (expand_start_bindings): Macroize. Call ...
6494 (expand_start_bindings_and_block): New function.
6496 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6498 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
6499 to match the format.
6501 1999-12-16 David S. Miller <davem@redhat.com>
6503 * expr.c (emit_move_insn_1): Only emit clobbers if one of
6504 the outputs is a SUBREG.
6505 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
6508 * config/sparc/sparc.c (epilogue_renumber): Add default case
6511 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6513 * toplev.c (rest_of_compilation): Run branch shortening after
6516 * regclass.c (loop_depth): Remove
6517 (scan_one_insn): Do not handle LOOP_NOTE insns.
6518 (regclass): Go through basic blocks and set loop_cost
6520 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
6522 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
6524 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6526 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
6527 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
6528 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
6530 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
6532 * loop.c (insert_loop_mem): Ignore memory clobbers.
6534 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
6537 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
6539 * profile.c: Remove redundant #include "output.h".
6541 * h8300.md (HImode preinc peephole): Fix typo.
6543 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6545 * function.c (retrofit_block): Abort if we don't find a suitable insn.
6546 (insert_block_after_note): Abort if we don't have a previous block.
6547 Remove FN parameter.
6548 * function.h: Adjust.
6550 1999-12-15 Mark Mitchell <mark@codesourcery.com>
6552 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
6553 argument more than once.
6555 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6557 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
6559 1999-12-15 Jakub Jelinek <jakub@redhat.com>
6561 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
6563 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6565 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
6566 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
6567 update stack_alignment_needed.
6568 (prepare_function_start): Initialize stack_alignment_needed
6569 * function.h (struct function): Add field stack_alignment_needed.
6571 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6573 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
6574 Handle live_throughout / dead_or_set instead of live_before /
6576 (save_call_clobbered_regs): Get register livenessinformation from
6577 chain->live_throughout.
6578 (add_stored_regs): New function.
6579 (insert_restore, insert_save): Add restored / saved registers to
6581 * global.c (reg_dies): New parameter chain.
6582 (reg_becomes_live): Third parameter is regs_set now.
6583 Changed all callers.
6584 (reg_dies): New parameter chain. Changed all callers.
6585 (build_insn_chain): Set live_throughout instead of
6586 live_before / live_after.
6587 * reload.h (struct insn_chain): Replace members live_before /
6588 live_after with live_throughout / dead_or_set.
6589 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
6590 instead of live_before / live_after.
6591 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
6592 (order_regs_for_reload, find_reg, finish_spills): Likewise.
6593 (choose_reload_regs_init): Likewise.
6594 * stupid.c (current_chain, find_clobbered_regs): Delete.
6595 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
6596 instead of chain->live_before / chain->live_after.
6597 (mark_hard_ref): New function.
6598 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
6600 1999-12-15 David S. Miller <davem@redhat.com>
6602 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
6604 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6606 * flow.c (calculate_loop_depth): Make global, remove prototype,
6607 rewrite to use new loop infrastructure.
6608 (find_basic_block): Remove calculate_loop_depth call.
6609 * toplev.c (rest_of_compilation): Call find_basic_block.
6610 * output.h (calculate_loop_depth): Declare.
6612 * flow.c (dump_flow_info): Dump loop_depth.
6613 (flow_loops_nodes_find): Increase loop_depth for basic block in the
6615 (flow_loops_find): Initialize the loop_depth for each basic block.
6617 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6619 * tree.c (decl_function_context): Handle virtual functions.
6621 * tlink.c (scan_linker_output): Don't look in demangled name when
6622 looking for linker output keywords.
6624 * dwarfout.c (output_type): We can defer namespace-scope classes.
6626 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
6628 * regclass.c (record_reg_classes): Update comment for merging
6629 register class preferences in reg->reg copies. Tighten conditions
6630 for merging register class preferences in reg->reg copies.
6632 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
6634 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
6636 1999-12-14 Geoff Keating <geoffk@cygnus.com>
6638 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
6639 (INIT_SECTION_ASM_OP): Delete.
6640 (FINI_SECTION_ASM_OP): Delete.
6641 (STARTFILE_SPEC): Define to hold just crtbegin.o.
6643 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
6645 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
6646 the abstract origin wasn't emitted.
6648 * dwarf2out.c (class_scope_p): New fn.
6649 (gen_subprogram_die): Use it.
6650 (gen_variable_die): Use it. Tweak logic.
6651 (gen_struct_or_union_type_die): Check context_die to determine
6652 if we're function-local.
6653 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
6655 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6657 * loop.c (check_dbra_loop): Can't reverse a biv that has
6660 1999-12-14 Nick Clifton <nickc@cygnus.com>
6662 * config/arm/arm.c: Add support for -mcpu=arm720 command line
6665 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6667 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
6668 for givs made from biv increments.
6670 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
6672 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
6673 * alpha.c (override_options): Recognize -mcpu=ev67.
6674 * alpha.h (CPP_CPU_EV67_SPEC): New.
6675 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
6676 (EXTRA_SPECS): Update.
6678 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
6680 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
6681 appropriate for -lang-c89 and -std=*.
6682 * cppinit.c (cpp_handle_option): Likewise.
6683 (new_pending_define): New, split out from cpp_handle_option.
6684 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
6685 or enable trigraphs for -ansi/-std=*.
6687 * ginclude/stdarg.h (__va_copy): New.
6688 (va_copy): Don't define for C89.
6690 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
6692 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
6693 for long long multiply-accumulate.
6695 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6697 * regclass.c (scan_one_insn): Set loop_cost to 1 when
6698 optimizing for size.
6700 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6702 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
6703 if something changed. Back out that part of yesterday's changes.
6705 * loop.c (loop_max_reg): New static variable.
6706 (loop_optimize): Initialize it. Eliminate one unnecessary call to
6708 (scan_loop): Call reg_scan_update whenever we may have added new
6709 registers, and update loop_max_reg.
6711 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6713 * regclass.c (record_reg_classes): Do not do the copying preferrencing
6714 when source does not die.
6716 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
6718 1999-12-14 Jakub Jelinek <jakub@redhat.com>
6720 * config/sparc/linux64.h (TARGET_LIVE_G0,
6721 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
6723 * config/sparc/linux.h (TARGET_LIVE_G0,
6724 TARGET_BROKEN_SAVERESTORE): Likewise.
6725 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
6726 TARGET_BROKEN_SAVERESTORE): Likewise.
6728 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
6729 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
6731 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
6732 as sparc64 block profiling register.
6733 * config/sparc/sparc.c (sparc_override_options): Allow block
6734 profiling with -m32.
6735 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
6737 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
6738 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
6739 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
6741 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
6743 * config/sparc/sparc.h: Likewise.
6744 * config/sparc/xm-sysv4-64.h: Likewise.
6745 * config/float-sparc.h: Likewise.
6746 * glimits.h: Likewise.
6747 * longlong.h: Likewise.
6749 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
6750 (ASM_IDENTIFY_GCC): Remove.
6752 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6754 * combine.c (combine_simplify_rtx): Don't make shared rtl.
6755 (simplify_logical): Likewise.
6757 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
6759 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
6760 * cppfiles.c (INO_T_EQ): Likewise.
6762 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
6764 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
6765 * i386/mingw32.h (LIB_SPEC): Likewise.
6766 (STARTFILE_SPEC): Likewise.
6767 * i386/uwin.h (LIB_SPEC): Likewise.
6768 (STARTFILE_SPEC): Likewise.
6770 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
6771 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
6773 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
6775 * combine.c (combine_simplify_rtx): Fix order of checks for
6776 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
6778 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
6780 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
6781 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
6783 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
6785 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
6787 * regclass.c (inv_reg_alloc_order): New array.
6788 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
6790 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
6791 counted_for_groups, counted_for_nongroups. Add fields rld and
6793 * reload.c (push_secondary_reload): Don't set nongroup field of
6795 (push_reload): Likewise.
6796 (find_reloads): Delete code to compute nongroup fields.
6797 * reload1.c (reload_insn_firstobj): New static variable.
6798 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
6800 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
6801 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
6802 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
6804 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
6806 (struct hard_reg_n_uses): Deleted.
6807 (potential_reload_regs): Deleted.
6808 (init_reload): Initialize spilled_pseudos and pseudos_counted.
6809 (reload): Don't try to allocate reload registers if we already know
6810 we have to make another pass. Call select_reload_regs. Free memory
6811 starting with reload_firstobj when starting another pass.
6812 Don't allocate spilled_pseudos.
6813 (calculate_needs_all_insns): Call copy_reloads for an insn that
6814 needs reloads; don't call calculate_needs.
6815 (spill_cost): New static array.
6816 (used_spill_regs_local): New static variable.
6817 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
6818 to compute potential_reload_regs.
6819 (find_reload_regs): Completely rewritten to use find_reg.
6820 (allocate_reload_reg): Don't test counted_for_groups or
6821 counted_for_nongroups. Lose NOERROR arg and code to give an error;
6823 (choose_reload_regs): Add fallback code that uses the existing
6824 register allocation from find_reload_regs.
6826 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
6828 * flow.c (create_edge_list): Cast xmalloc return value.
6830 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
6832 * doprnt.c: Remove incorrect comment closure.
6834 * cse.c: Fix a few minor whitespace goofs.
6836 1999-12-13 Don Bowman <don@pixstream.com>
6838 * mips/vxworks.h: Fix problem with comment termination.
6839 (EXTRA_SECTIONS): Add in_sbss.
6840 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
6842 1999-12-12 David S. Miller <davem@redhat.com>
6844 * cse.c (struct cse_reg_info): Add hash_next member,
6845 reorder rest of struct for better packing on 64-bit
6847 (cse_reg_info_tree): Kill.
6848 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
6849 REGHASH_FN): New custom pow2 hash mechanism.
6851 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
6852 use a pow2 hash table.
6853 (get_cse_reg_info): Rework to use new REGHASH.
6854 (new_basic_block): Likewise, use HASH_SIZE, and inline
6856 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
6857 and inline free_element call.
6858 (lookup_as_function, insert, flush_hash_table, invalidate,
6859 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
6860 invalidate_for_call, use_related_value, find_comparison_args,
6861 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
6862 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
6865 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
6867 * cse.c (cse_basic_block): Free qty_table consistently.
6869 1999-12-12 David S. Miller <davem@redhat.com>
6870 Jakub Jelinek <jakub@redhat.com>
6872 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
6873 SUBREGs by hand, gen the appropriate hard reg directly.
6874 (movtf reg/mem split): Likewise and alter_subreg on destination
6876 (movtf mem/reg split): Similarly.
6877 (movdf_cc_sp64): Rename from hidden pattern.
6878 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
6879 (movtf_cc_sp64, following split): New pattern and splitter.
6880 (movdf_cc_reg_sp64): Rename from hidden pattern.
6881 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
6883 (movtf_cc_reg_sp64, following split): New pattern and splitter.
6885 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
6887 * loop.c (load_mems): Don't hoist written floating point mem
6890 1999-12-12 Mark Mitchell <mark@codesourcery.com>
6892 * except.h (struct eh_queue): Add `next' pointer.
6893 (struct eh_status): Make x_ehqueue a pointer.
6894 (push_ehqueue): Declare.
6895 (pop_ehqueue): Likewise.
6896 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
6898 (expand_fixup_region_end): Likewise.
6899 (expand_leftover_cleanups): Likewise.
6900 (push_ehqueue): Define.
6901 (pop_ehqueue): Likewise.
6902 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
6903 than doing it inline.
6904 (expand_start_all_catch): Adjust now that ehqueue is a
6906 (mark_eh_queue): Mark all level of the queue.
6907 (mark_eh_status): Adjust now that ehqueue is a
6909 (init_eh_for_function): Allocate ehqueue.
6910 (free_eh_status): Free it.
6911 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
6912 expansion for a fixup.
6914 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * gthr-single.h (__gthread_active_p): Add prototype arguments.
6918 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
6919 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
6920 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
6921 function_ptr, getpagesize, __enable_execute_stack,
6922 __enable_execute_stack, __clear_insn_cache,
6923 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
6924 _cleanup, _exit, __default_terminate, __terminate_func,
6925 __terminate, __empty, __throw, new_eh_context,
6926 eh_context_initialize, eh_context_static, eh_context_specific,
6927 get_eh_context, __get_eh_context, __get_eh_info,
6928 init_reg_size_table, eh_threads_initialize,
6929 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
6930 __unwinding_cleanup, throw_helper, __throw, __rethrow,
6931 __pure_virtual): Add prototype arguments.
6932 (__bb_exit_func): Cast a sizeof to long when comparing against one.
6933 Cast a signed value to unsigned long when comparing against one.
6934 (new_eh_context): Wrap in _GTHREADS macro.
6935 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
6937 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
6938 (throw_helper): Initialize variables `handler_p' and `pc_p'.
6940 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6942 * combine.c (record_promoted_value): Remove unused variable
6945 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
6947 * global.c (record_conflicts): Likewise for `j'.
6949 * genoutput.c (output_insn_data): Don't unnecessarily cast away
6952 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6954 * i386-protos.h (output_387_binary_op, output_fix_trunc,
6955 output_fp_compare): Constify a char*.
6957 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
6959 (override_options, ix86_comp_type_attributes, print_operand,
6960 output_387_binary_op, output_fix_trunc, output_fp_compare):
6962 (ix86_sched_reorder): Mark parameter `clock_var' with
6965 * i386.h (DEBUG_PRINT_REG): Constify a char*.
6967 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
6969 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
6970 operand, for use in the Java front-end.
6972 1999-12-10 Ben Collins <bcollins@debian.org>
6974 * configure.in: Fix typo for "-64" in 64bit as check.
6975 * configure: Rebuilt.
6977 1999-12-10 Jakub Jelinek <jakub@redhat.com>
6979 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
6982 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6984 * c-parse.in (string): With -Wtraditional, warn if ANSI string
6985 concatenation is utilized.
6987 * invoke.texi (-Wtraditional): Document it.
6989 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6991 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
6992 Cast a ptrdiff_t to long and pass it to printf with %ld.
6994 1999-12-10 Geoff Keating <geoffk@cygnus.com>
6996 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
6997 68881, we have no 68881 registers at all.
6998 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
6999 value in a 68881 register if it is available.
7001 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
7003 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
7004 for long long multiply-accumulate.
7006 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
7008 * loop.c (insert_loop_mem): Undo last change.
7010 1999-12-10 David S. Miller <davem@redhat.com>
7012 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
7014 * config/sparc/sparc-protos.h: Add them.
7015 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
7016 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
7017 constraints which use those helpers.
7018 (EXTRA_CONSTRAINT): Use this new macro.
7019 * md.texi: Update sparc target constraints documentation.
7020 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
7021 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
7022 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
7023 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
7024 (movsf high/lo_sum split): Rework for new patterns.
7025 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
7027 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
7029 * c-common.c (c_common_nodes_and_builtins):
7030 Create __builtin_ptrdiff_t and __builtin_size_t.
7032 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
7034 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
7036 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7038 * regclass.c (globalize_reg): Re-instate test that allows
7039 fixed registers to be declared as a variable even after functions
7042 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7044 * i386.md (cpu attribute): Add "athlon".
7045 (athlon_decode): New attribute.
7046 (Athlon scheduling units definitions): New.
7047 (fcmp and shld patterns): Set athlon_decode to "vector".
7048 * i386.c (athlon_cost): New.
7050 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
7051 x86_use_sahf): Set for Athlon.
7052 (x86_use_fiop): Unset for Athlon.
7053 (override_options): Define Athlon alignments and "athlon" name.
7054 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
7055 * i386.h (TARGET_ATHLON): New.
7056 (enum processor_type): Add PROCESSOR_ATHLON.
7057 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
7059 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
7061 1999-12-09 Andreas Jaeger <aj@suse.de>
7063 * loop.c (record_biv): Declare parameter as int.
7065 * config/i386/i386-protos.h: Declare long_memory_operand.
7067 1999-12-09 Mark Mitchell <mark@codesourcery.com>
7069 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
7070 EXPR_WITH_FILE_LOCATION.
7072 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7074 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
7077 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
7079 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
7082 1999-12-09 Jakub Jelinek <jakub@redhat.com>
7084 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
7085 default on linux64 again.
7086 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
7087 models for multilibing.
7088 * genmultilib: Accept | as alternative separator within a set in
7091 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
7093 * calls.c (precompute_arguments): Make sure initial_value contains
7094 value pseudo which CSE expects.
7095 * cse.c (struct set): New entry orig_src.
7096 (cse_insn): Set it early on entry, use it for libcall EQUIV note
7099 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
7101 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
7103 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
7105 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
7107 1999-12-08 Jakub Jelinek <jakub@redhat.com>
7109 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
7110 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
7112 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
7115 * longlong.h: Merge in changes from glibc.
7116 Also don't clobber %g2 register in 32bit SPARC assembly, so that
7117 -mno-app-regs libgcc can be compiled.
7118 * libgcc2.c: Add defines so that the updated longlong.h
7119 can be used in libgcc2.a. Also, make sure on most architectures
7120 (at least on all which have optimized code in longlong.h defined
7121 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
7123 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7125 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
7126 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
7127 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
7129 * configure: Rebuilt.
7131 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
7133 * alpha.c (secondary_reload_class): For !BWX, sub-simode
7134 outputs require a register.
7136 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
7138 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
7139 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
7140 functions like dptoul will be resolved.
7141 (libgcc2.a): Make sure that the object files from DPBIT are named
7142 differently (prefix `_dp') from those that would be coming from
7145 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
7147 * configure.in: When target is sparc* and tm_file contains 64,
7148 test for 64bit support in assembler. If not supported, remove
7149 sparc/t-sol2-64 from target-dependent Makefile fragments.
7150 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
7151 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
7152 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
7153 * acconfig.h (AS_SPARC64_FLAG): Added.
7154 * configure, config.in: Rebuilt.
7155 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
7156 support. Use AS_SPARC64_FLAG.
7158 1999-12-07 Jakub Jelinek <jakub@redhat.com>
7160 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
7161 suitable for holding OFmode values so that gcc works with complex
7163 (hard_64bit_mode_classes): Likewise.
7165 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
7166 so that it is actually matched.
7167 (sethi_di_medlow): Likewise.
7169 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
7170 as legitimate constant if -mvis.
7171 * config/sparc/sparc.md (movtf): Likewise.
7172 (clear_sf): Use const_double_operand.
7173 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
7175 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
7176 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
7177 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
7178 routines, _Qp_* cannot be handled like that now.
7179 (INIT_TARGET_OPTABS): Likewise.
7180 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
7181 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
7182 sparc_emit_float_lib_cmp if ARCH64 and soft float.
7183 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
7184 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
7185 divtf3, sqrttf3): New expanders.
7186 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
7187 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
7188 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
7191 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
7192 * configure: Rebuilt.
7193 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
7194 -mcpu is given and we're doing 64bit compiles.
7196 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
7198 * loop.h (struct induction): Add multi_insn_incr.
7199 * loop.c (basic_induction_var): New multi_insn_incr argument.
7200 Set it if we search back through previous insns for the biv.
7201 (record_biv): New multi_insn_incr argument; fill in struct induction.
7202 (strength_reduce): Discard an iv with multiple bivs, any of
7203 which require multiple insns to increment.
7205 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7207 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
7210 1999-12-06 David S. Miller <davem@redhat.com>
7212 * combine.c (check_promoted_subreg): Do not conditionalize this upon
7213 PROMOTE_FUNCTION_RETURN.
7215 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
7217 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
7218 and handle REG_UNUSED note on insn.
7220 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
7221 inner_mask instead of mask.
7223 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
7225 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
7226 zero if there was an error.
7228 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7230 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
7233 * longlong.h: Fix clobbers in SPARC asm statements.
7235 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
7236 valid sethi operations when TARGET_ARCH64.
7238 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
7239 always use move_by_pieces to avoid infinite recursion.
7240 (restore_fixed_argument_area): Likewise.
7242 * combine.c (check_promoted_subreg, record_promoted_value): New
7244 (combine_instructions): Use them to retain nonzero and sign bit
7245 information after SUBREGs are eliminated by optimizations in
7246 this pass if PROMOTE_FUNCTION_RETURN.
7248 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
7249 .register declaration. Don't use variables with __ prefixes.
7251 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7253 * fold-const.c (optimize_bit_field_compare): Only use one mode
7254 for both RHS and LHS in non-constant case.
7256 1999-12-06 Nathan Sidwell <nathan@acm.org>
7258 * frame.c (start_fde_sort): Only allocate erratic array, if
7259 linear one was allocated. Return allocated flag.
7260 (fde_insert): Only insert, if there's a valid array.
7261 (fde_end_sort): Split, sort and merge if linear and erratic
7262 arrays exist, else just sort linear one.
7263 (search_fdes): New function. Linear search through original fde
7265 (frame_init): Permit multiple initializations. Cope with
7267 (find_fde): Fallback on linear search, if failed to sort array.
7268 (__deregister_frame_info): Only free sorted array, if we
7271 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7273 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
7275 1999-12-05 Jakub Jelinek <jakub@redhat.com>
7277 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
7279 1999-12-05 Mark Mitchell <mark@codesourcery.com>
7281 * tree.h (special_function_p): Declare.
7282 * calls.c (special_function_p): Make it global. Don't take `name'
7283 as a parameter. Fix typo in 1999-11-28 change.
7284 (expand_cal): Adjust.
7286 1999-12-04 Mark Mitchell <mark@codesourcery.com>
7288 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
7289 * tree.h (EXPR_WFL_FILENAME): Define in terms of
7290 EXPR_WFL_FILENAME_NODE.
7291 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
7293 * print-tree.c (print_note): Print TREE_PRIVATE and
7296 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
7297 the original die cannot be found.
7299 * varray.h (varray_head_tag): Add elements_used.
7300 (VARRAY_PUSH): New macro.
7301 (VARRAY_POP): Likewise.
7302 (VARRAY_TOP): Likewise.
7303 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
7305 * varray.c (varray_init): Initialize elements_used.
7306 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
7307 (INTEGRATE_H): New variable.
7308 (integrate.o): Depend on INTEGRATE_H.
7309 (unroll.o): Likewise.
7311 * function.h (insert_block_after_note): Declare.
7312 * function.c (insert_block_after_note): Split out from ...
7313 (retrofit_block): ... here.
7315 * stmt.c (expand_fixup): Fix typo in comment.
7317 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7319 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
7320 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
7321 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
7322 (regmove_optimize, fixup_match_1): Likewise.
7324 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7326 * flow.c (flow_loops_dump): Add missing argument when calling
7329 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
7330 Greg McGary <gkm@gnu.org>
7332 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
7333 (init_attributes): Add A_NO_LIMIT_STACK.
7334 (decl_attributes): Handle A_NO_LIMIT_STACK.
7335 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
7336 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
7337 Handle stack bounds checking.
7338 * flags.h (flag_stack_check): Use the word 'probe' rather than
7339 'check', because the flag doesn't actually cause any checking to
7341 * function.c (expand_function_start): Set
7342 current_function_limit_stack.
7343 * function.h (struct function): Add limit_stack.
7344 (current_function_limit_stack): Define.
7345 * invoke.texi (Code Gen Options): Document new options.
7346 * rtl.h: Declare stack_limit_rtx.
7347 * toplev.c (stack_limit_rtx): New variable.
7348 (decode_f_option): Handle new options -fstack-limit-register=REG,
7349 -fstack-limit-symbol=IDENT, -fno-stack-limit.
7350 (main): Add stack_limit_rtx as GC root.
7351 * tree.h (DECL_NO_LIMIT_STACK): New macro.
7352 (struct tree_decl): New member no_limit_stack.
7354 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
7356 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
7357 (conditional_trap+1): Get new mnemonic correct.
7358 (conditional_trap+2): New pattern for DImode traps.
7360 * config/m68k/m68k.c (output_function_prologue): Handle
7362 * config/m68k/m68k.md (trap): New insn.
7363 (conditional_trap): New insn.
7364 * md.texi (Standard Names): Document `trap' and
7366 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
7367 so a cc0 setter doesn't get emitted at some random place in the
7370 * config/i960/i960.md (trap): New insn.
7371 (conditional_trap): New expander.
7372 (conditional_trap+1, conditional_trap+2): New insns for signed
7374 * config/i960/i960.c (i960_function_prologue): Use
7375 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
7377 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
7378 Geoffrey Keating <geoffk@cygnus.com>
7380 * flags.h (warn_padded, warn_packed): Add global var decls.
7381 * toplev.c (warn_padded, warn_packed): Add global var defns.
7382 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
7383 * stor-layout.c (layout_record): Add local variable `type'
7384 to hold often-used TREE_TYPE (field). Add local variable
7385 `unpacked_align' to hold alignment that would be in force
7386 if no `packed' attribute were present. Warn if `packed' attribute
7387 is unnecessary, or even harmful. Warn when gcc inserts padding
7388 to satisfy alignment requirements of members. Use NULL_TREE
7389 when checking whether var_size is set.
7390 * invoke.texi: Document new flags.
7392 1999-12-03 Nathan Sidwell <nathan@acm.org>
7394 * frame.c (fde_split): Reimplement to avoid variable sized array.
7396 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7398 * combine.c (try_combine): Before fixing up LOG_LINKS for the
7399 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
7401 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
7403 * invoke.texi: Document the mips option -mno-crt0
7405 1999-12-02 Mike Karr <mkarr@mathworks.com>
7407 * cccp.c (argdata): Added free_ptr member.
7408 (macroexpand): Initialize free_ptr of each argument. When an
7409 argument's buffers are freed, if the argument's free_ptr corresponds
7410 to a buffer on the input stack, then return the free_ptr to that stack
7411 frame, otherwise, free it.
7412 (macarg): If an argument begins and ends on the same input stack level,
7413 then transfer the free_ptr of that buffer to the argument in case
7414 the stack is popped during the processing of a subsequent argument.
7416 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
7418 * loop.c (note_reg_stored): New function.
7419 (struct note_reg_stored_arg): New structure.
7420 (try_copy_prop): Change to be more conservative; only replace within
7421 one extended basic block and stop replacing if a store to the
7422 replacement reg is seen.
7424 1999-12-02 Nick Clifton <nickc@cygnus.com>
7426 * config/fp-bit.c: Initialise all fields of the NAN
7429 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
7432 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
7434 * i386.md (extend?f?f2): Force the input into a register, not
7437 1999-12-01 Jakub Jelinek <jakub@redhat.com>
7439 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
7441 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
7442 alternative because setting up 64bit constant is usually costly,
7443 especially when reload is in progress or completed.
7444 (movdf_const_intreg_sp64): Likewise.
7445 (movdf_const_intreg split): Fix building up constants when
7446 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
7448 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
7450 * combine.c (if_then_else_cond): Use const_true_rtx instead of
7451 const1_rtx for return values in EQ/NE comparison against (const_int 0)
7454 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
7455 (asm_file_start): Emit .am33 into assembly file when compiling for
7457 (print_operand_address): Handle POST_INC addresses.
7458 (can_use_return_insn, initial_offset): Check AM33 registers too.
7459 (expand_prologue): Check & save AM33 registers too.
7460 (expand_epilogue): Similarly.
7461 (secondary_reload_class): Handle AM33 specific secondary reloads.
7462 (output_tst): Emit efficient code for the AM33 too.
7463 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
7464 (TARGET_SWITCHES): Add -mam33 switch.
7465 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
7466 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
7467 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
7468 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
7469 (enum reg_class, REG_CLASS_NAMES): Likewise.
7470 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
7471 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
7472 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
7473 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
7474 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
7475 (HAVE_POST_INCREMENT): Define.
7476 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
7477 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
7478 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
7479 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
7480 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
7481 (zero_extend to SI from QI/HI): Likewise.
7482 (sign_extend to SI from QI/HI): Likewise.
7483 (mulsidi3, umulsidi3): New patterns for the AM33.
7484 (tstsi with zero extension from QI/HI): Add AM33 variants.
7485 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
7486 (return_internal_regs, store_movm): Handle new AM33 registers.
7487 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
7488 (LIBGCC, INSTALL_LIBGCC): Likewise.
7489 * invoke.texi: Document new flags.
7491 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
7493 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
7494 (addsi3_carry): Likewise.
7495 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
7496 (sbbsi3_carry): Likewise.
7497 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
7499 (test?i_1): Ensure that only one operand is memory.
7500 (conditional move patterns): likewise.
7501 (shift and rotate patterns): Rewrite to expander, add
7502 "binary_operator_ok" to the condition.
7504 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
7505 * i386.h (procesor_costs): Add movzbl_load field.
7506 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
7507 non-Q registers, accept DImode registers anywhere.
7509 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
7510 * i386.c (*_cost): Set value for movxbl_load field.
7512 * (addsi): New add to lea splitter.
7514 (lea to add/shift peep2): New.
7516 1999-12-01 Mark Salter <msalter@cygnus.com>
7518 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
7519 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
7520 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
7522 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7524 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
7525 * i386.md (movsi_xor): New.
7527 (movsi_1, movhi_1, movqi_1): Remove.
7528 (movsi_2): Rename to movsi_1.
7529 (movhi_2): Rename to movhi_1.
7530 (movqi_2): Rename to movqi_1.
7531 (movdi_1): Remove; remove splitter.
7532 (movdi_2): Rename to movdi_1.
7533 (divmodsi4 splitter): Do not emit clobbers for move patterns.
7534 (long move peep2): Do not create QI or HI mode mov0s
7535 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
7537 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
7540 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
7541 (abs?f2_if): Likewise.
7543 1999-11-30 Alex Samuel <samuel@codesourcery.com>
7545 * ggc.h (ggc_test_and_set_mark): New macro.
7546 (ggc_mark_rtx): Use ggc_test_and_set_mark.
7547 (ggc_mark_tree): Likewise.
7548 (ggc_mark_rtvec): Likewise.
7549 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
7551 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
7553 * dwarf2out.c (scope_die_for): Only handle types. Only search for
7555 (decl_scope_table): Just an array of trees now.
7556 (push_decl_scope): Simplify.
7557 (dwarf2out_init): Adjust.
7558 (local_scope_p): New fn.
7559 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
7560 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
7561 (gen_typedef_die): Likewise.
7562 (gen_lexical_block_die): Don't call push/pop_decl_scope.
7563 (gen_inlined_subroutine_die): Likewise.
7564 (gen_abstract_function): Set current_function_decl temporarily.
7565 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
7566 Handle block extern declarations. Don't call push/pop_decl_scope.
7567 (gen_decl_die): Fix logic for block externs.
7569 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7571 * calls.c (special_function_p): Remove `realloc' and add `strdup'
7572 to the list of functions which have attribute malloc by default.
7574 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7576 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
7577 integer constant does not match the traditional type, limit the
7578 warnings to cases where the base of the type is ten.
7580 * invoke.texi (-Wtraditional): Document it.
7582 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7584 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
7585 * rs6000.md: Only access a CONST_INT with INTVAL
7587 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
7589 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
7590 (compute_nearerout): Likewise.
7591 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
7592 size_t to unsigned long for formatting.
7594 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7596 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
7597 Allow the user to override call-used/fixed state of %g2-5
7598 registers from the command line (with the exception of %g4 for
7600 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
7601 there is a higher chance of having a leaf function.
7602 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
7603 for ARCH64 which has %ccr register.
7604 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
7606 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
7607 insn accept into delay slot any insn which does not use %[ol]
7608 registers. Accept some LO_SUM and shift left by 1 for the normal
7610 (output_function_epilogue): Likewise.
7611 (epilogue_renumber): Added argument which inhibits any renumbering
7612 and just tests if the rtx does not use any %[ol] registers.
7613 (output_return): Reflect above change.
7615 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7617 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
7618 aggregate passing for sizes <= 16 bytes.
7620 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
7622 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
7623 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
7624 * reload.c (find_dummy_reload): Likewise.
7625 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
7626 * reload1.c (reload_as_needed): Likewise.
7627 * stupid.c (stupid_find_reg): Likewise.
7628 * tm.texi (Obsolete Register Macros): Delete section.
7629 * gmicro.h: Remove all traces of the two macros.
7634 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
7636 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
7637 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
7638 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
7639 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
7640 units for the sparclite86x chip.
7641 (flush): Revert October 14th change; add SImode specifically.
7642 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
7643 * invoke.texi: Document it.
7645 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
7647 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
7648 psimode_truncation_operand.
7650 * config/mn10200/mn10200.c (psimode_truncation_operand): New
7651 function. Return true if the operand is either a MEM valid
7652 for a PSImode address or not a MEM at all.
7654 * config/mn10200/mn10200.md (truncsipsi2): Use
7655 psimode_truncation_operand.
7657 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7659 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
7660 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
7661 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
7662 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
7663 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
7664 (flow_loop_level_compute, low_loops_level_compute): Likewise.
7665 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
7666 * basic-block.h: Protect from multiple inclusion.
7667 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
7668 (struct loops, struct loop): Define structures.
7669 * sbitmap.c (sbitmap_a_subset_b_p): New function.
7670 * sbitmap.h: Protect from multiple inclusion.
7671 (sbitmap_a_subset_b_p): Add prototype.
7672 * Makefile.in (LOOP_H): New macro.
7673 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
7675 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
7677 * cppinit.c (CAT): The argument list of this macro may not contain
7680 1999-11-29 David S. Miller <davem@redhat.com>
7682 Move quantity tables and register equivalence chains into
7683 per-qty and per-register structure arrays respectively.
7684 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
7685 qty_const_insn, qty_comparison_code, qty_comparison_const,
7686 qty_comparison_qty): Delete, replace with...
7687 (qty_table): this structure table.
7688 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
7689 (reg_eqv_table): this structure table.
7690 (make_new_qty): Add argument MODE. Caller updated.
7691 Update to use qty_table and reg_eqv_table.
7692 (make_regs_eqv, delete_reg_equiv, insert_regs,
7693 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
7694 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
7695 cse_process_notes, cse_main, cse_basic_block): Likewise.
7697 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7699 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
7700 operation if C is negative.
7701 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
7702 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
7703 law for some divisions if constant is negative and change other
7704 divisions to the opposite rounding.
7706 * expr.c (store_constructor_field): If bit position is not multiple
7707 of alignment of TARGET's mode, use BLKmode.
7709 * expr.c (expand_expr_unaligned): Add more code from full case
7710 that is needed when OP0 is in a register.
7712 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7714 * dwarfout.c (field_byte_offset): Size can be zero if there was
7717 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
7719 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
7720 (associate_trees): Delete unused var TEM.
7721 (extract_muldiv): Delete unused var CANCEL_P.
7723 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
7724 (target_isinf, target_isnan, target_negative): Add return types to
7725 function definitions.
7727 1999-11-29 Bruce Korb <autogen@linuxbox.com>
7729 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
7730 * fixinc/hackshell.tpl: ditto
7731 * fixinc/fixtests.c(double_slash_test): more C++ header testing
7732 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
7734 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
7736 * reload.c (push_reload): When looking for a register to put into
7737 reg_rtx, make sure all hard regs in a multi-reg register are in the
7738 right class and nonfixed.
7740 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
7741 pending_read_insns, pending_write_insns, pending_read_mems,
7742 pending_write_mems, pending_list_length, last_pending_memory_flush,
7743 last_function_call, sched_before_next_call): Move static variables
7745 (bb_ prefixed versions): Replace with single array bb_deps.
7746 (struct deps): New structure.
7747 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
7748 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
7749 argument of type "struct deps *"; use that instead of global
7750 variables. All callers changed.
7751 (init_rgn_data_dependencies): Delete function.
7752 (init_rtx_vector): Delete function.
7753 (init_deps): New function.
7755 (free_pending_lists): Simplify, we always use the bb_deps array even
7756 if only one basic block.
7757 (compute_block_backward_dependences): Likewise.
7758 (schedule_region): Likewise.
7760 (propagate_deps): New function, broken out of
7761 compute_block_backward_dependences.
7762 (compute_block_backward_dependences): Use it.
7764 * alpha.md: Delete useless patterns that tried to work around
7765 register elimination problems.
7767 * unroll.c (loop_iterations): Don't abort if iteration variable
7770 From Joern Rennecke:
7771 * reload1.c (reloads_conflict): Reverse test comparing operand
7772 numbers when testing for conflict between output/outaddr reloads.
7774 1999-11-29 David S. Miller <davem@redhat.com>
7776 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
7778 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
7780 1999-11-28 Robert Lipe <robertl@cygnus.com>
7782 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
7783 table from .fini into .dtor.
7785 1999-11-28 Anthony Green <green@cygnus.com>
7787 * tree.h (struct tree_decl): Add malloc_flag.
7788 (DECL_IS_MALLOC): Define.
7789 * c-common.c (attrs): Add A_MALLOC attribute.
7790 (init_attributes): Add this attribute to the table.
7791 (decl_attributes): Handle malloc attribute.
7792 * calls.c (special_function_p): Check for the malloc attribute.
7793 * extend.texi (Function Attributes): Document malloc attribute.
7795 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
7797 * pa.md (reload shift-add patterns): Remove.
7799 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7801 * reorg.c (dbr_schedule) Print more statistics. Corrected
7802 problem when printing info when 3 delay slots are filled.
7804 1999-11-28 Jakub Jelinek <jakub@redhat.com>
7806 * combine.c (setup_incoming_promotions): Pass an outgoing
7807 regno to FUNCTION_ARG_REGNO_P which it expects.
7809 1999-11-28 Andreas Jaeger <aj@suse.de>
7811 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
7813 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
7815 * cccp.c (do_include): Avoid initialization of automatic variable.
7817 * integrate.c (mark_stores): Function definition made void, to match
7818 previous declaration.
7819 * regclass.c (dump_regclass): Ditto.
7820 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
7822 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7824 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
7825 known to be multiple of divisor.
7827 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
7829 * combine.c (try_combine): Add code to try to merge a set of a
7830 two-word pseudo to a constant with a setting of one of those words
7833 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
7834 (split_tree): Completely rework to make more general.
7835 (make_range, fold): Call negate_expr.
7836 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
7837 (fold, associate): Call new split_tree and associate_trees.
7838 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
7840 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
7842 * loop.c (try_copy_prop): Avoid GNU C extension.
7844 1999-11-25 Mark Mitchell <mark@codesourcery.com>
7846 * except.c (init_eh_for_function): Still zero eh_return_context,
7847 eh_return_stack_adjust, and eh_return_handler.
7849 * except.h (eh_status): Adjust documentation for x_protect_list.
7850 (begin_protect_partials): New function.
7851 * except.c (enqueue_eh_entry): Fix formatting.
7852 (get_first_handler): Add consistency check.
7853 (add_partial_entry): Adjust usage of protect_list.
7854 (emit_cleanup_handler): Save and restore ehqueue.
7855 (expand_start_all_catch): Add comment.
7856 (begin_protect_partials): New function.
7857 (end_protect_partials): Adjust usage of protect_list.
7858 (init_eh_for_function): Use xcalloc.
7860 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7862 * c-common.c (check_format_info): Don't call a variadic function
7863 with a non-literal format string.
7865 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
7867 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
7868 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
7871 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
7874 * collect2.c (collect_wait): Likewise.
7876 * dbxout.c (dbxout_type): Likewise.
7878 * gcc.c (do_spec_1): Likewise.
7880 * genemit.c (gen_insn, gen_expand): Likewise.
7882 * genrecog.c (write_switch, write_subroutine): Likewise.
7884 * mips-tfile.c (catch_signal, botch): Likewise.
7886 * print-rtl.c (print_rtx): Likewise.
7888 * toplev.c (default_print_error_function, report_error_function,
7889 _fatal_insn): Likewise.
7891 1999-11-25 Mark Mitchell <mark@codesourcery.com>
7893 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
7895 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7897 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
7898 operations when needed.
7899 * i386.md (fop_?f_comm): New.
7900 (fop_?f_1): Do not accept commutative operands.
7902 1999-11-25 Andreas Jaeger <aj@suse.de>
7904 * config/mips/mips.md (casesi_internal): Add missing brace.
7906 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
7908 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
7909 (splice_child_die): Handle moving a child DIE from the declaration
7910 DIE of a class to its specification.
7911 (gen_struct_or_union_type_die): Use 'complete' consistently.
7912 (gen_decl_die): Generate the virtual context DIE first.
7913 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
7915 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
7917 * config/mips/mips.md (call_value_multiple_interanal1): New.
7919 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
7921 * dwarf2out.c (free_AT, free_die): New fns.
7922 (remove_children): Call them.
7923 (output_line_info): Disable removal of duplicate notes.
7925 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
7926 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
7927 means pretend the type isn't defined.
7928 Don't defer emitting types.
7929 (gen_type_die_for_member): New fn.
7930 (gen_decl_die): Call it.
7931 (splice_child_die): New fn.
7932 (gen_member_die): Call it rather than generate duplicate dies.
7934 Defer emitting information for the abstract instance of an inline
7935 until we either inline it or emit an out-of-line copy.
7936 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
7937 from output_inline_function if DECL_ABSTRACT is also set.
7938 (block_ultimate_origin): Likewise.
7939 (gen_abstract_function): New fn.
7940 (gen_decl_die, gen_inlined_subroutine_die): Call it.
7941 (gen_subprogram_die): An abstract instance is not a declaration
7942 just because it doesn't match current_function_decl. Don't abort
7943 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
7944 has an abstract origin.
7945 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
7946 abstract instance here.
7948 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
7950 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
7951 where we need to reload fpul from a system register.
7953 1999-11-24 Andreas Jaeger <aj@suse.de>
7955 * config/mips/linux.h (CPP_PREDEFINES): Added.
7956 (LINK_SPEC): Remove -Y since this is only needed on sparc.
7958 1999-11-24 Andreas Jaeger <aj@suse.de>
7960 * config/mips/linux.h (TARGET_VERSION): Added.
7961 (HANDLE_SYSV_PRAGMA): Added.
7962 (DEFAULT_VTABLE_THUNKS): Added.
7964 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7966 * local-alloc.c (qty): New structure and static variable.
7967 (qty_phys_reg): Remove, all references changed to qty.
7968 (qty_n_refs): Likewise.
7969 (qty_min_class): Likewise.
7970 (qty_birth): Likewise.
7971 (qty_death): Likewise.
7972 (qty_size): Likewise.
7973 (qty_mode): Likewise.
7974 (qty_n_calls_crossed): Likewise.
7975 (qty_alternate_class): Likewise.
7976 (qty_changes_size): Likewise.
7977 (qty_first_reg): Likewise.
7978 (alloc_qty): Rename variable QTY to QTYNO.
7979 (finf_free_reg): Likewise.
7980 (local_alloc): Allocate qty, do not allocate the removed variables.
7982 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
7984 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
7985 when -membedded-pic is passed.
7987 * config/mips/mips.md (casesi): Handle 64-bit case too.
7988 (casesi_internal_di): New insn.
7990 * config/mips/mips.c (embedded_pic_offset): Always make the
7991 embedded-pic subtractions relative to the name of the current
7992 function by use of the magic string "..CURRENT_FUNCTION".
7993 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
7995 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
7997 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
7998 of (const_int 0), when what we really care about is
7999 whether it's a zero constant anyway.
8000 (div_trap_mips16): Likewise.
8002 1999-11-23 Mark Mitchell <mark@codesourcery.com>
8004 * loop.c (loop_optimize): Always find_loop_tree_blocks and
8005 unroll_block_trees when generating debuggable code.
8007 * tree.h (unsave_expr_1): New function.
8008 (lang_unsave): New variable.
8009 (get_callee_fndecl): New function.
8010 * tree.c (unsave_expr_now_r): New function.
8011 (lang_unsave): Define.
8012 (unsave_expr_1): Likewise.
8013 (unsave_expr_now_r): Split out from unsave_expr_now.
8014 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
8015 call unsave_expr_now_r.
8016 (get_callee_fndecl): Define.
8018 * Makefile.in (gencheck): Don't depend on lang_tree_files.
8019 (gencheck.o): Do depend on lang_tree_files.
8021 * integrate.h (copy_decl_for_inlining): New declaration.
8022 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
8023 (copy_decl_for_inlining): New function.
8024 (integrate_parm_decls): Use it.
8025 (integrate_decl_tree): Likewise.
8027 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
8029 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
8030 the second two from the first.
8031 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
8032 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
8033 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8035 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
8036 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
8039 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
8041 * pa.md (call_internal_symref, call_value_internal_symref): No mode
8042 needed on the address operand.
8043 * pa.c (call_operand_address): Check for the correct mode.
8045 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
8047 * loop.c: Include "basic-block.h".
8048 (try_copy_prop, replace_loop_reg): New functions.
8049 (load_mems): Detect registers that just hold copies of the hoisted
8050 mem, and call try_copy_prop to eliminate them.
8051 * Makefile.in (loop.o): Update dependencies.
8053 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
8055 * Makefile.in (gencheck.o): Depend on gencheck.h.
8056 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
8057 (insn-peep.o): Depend on except.h and function.h.
8058 (insn-attrtab.o): Depend on RECOG_H.
8059 (insn-output.o): Depend on toplev.h and flags.h.
8060 (gengenrtl.o): Depend on real.h.
8061 (gen-protos.o): Depend on cpplib.h and cpphash.h.
8062 Unify all dependencies to be on RECOG_H rather than recog.h.
8064 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8066 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
8067 * configure.in: Try building a bi-arch 32/64-bit compiler on
8068 sparc-*-solaris2.7 and higher.
8069 * configure: Rebuild.
8071 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
8073 * config/freebsd.h: New, FreeBSD architecture independent file.
8074 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
8076 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
8077 directly by i386/freebsd.h.
8078 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
8079 independent configuration file.
8080 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
8081 directly by i386/freebsd.h.
8082 * configure: Rebuilt.
8084 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
8085 which is in the user's namespace.
8086 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
8087 `i386' which is not in our namespace.
8089 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
8091 * invoke.texi (ARM Options): Add in -mno-alignment-traps
8093 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8095 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
8096 (add_dwarf_attr, add_child_die): Just push onto the front.
8097 (reverse_die_lists): New fn.
8098 (add_sibling_attributes): Use it.
8099 (push_decl_scope): Reorganize.
8100 (add_name_and_src_coords_attributes): Don't set file and line for
8102 (gen_subprogram_die): An artificial function doesn't need to match
8104 (gen_compile_unit_die): Return the generated die. Only add
8105 AT_comp_dir if the filename is relative.
8106 (remove_AT): Simplify loop. Also free string values.
8107 (output_die): A DIE ref can't be null.
8108 (output_value_format, value_format): Take a dw_attr_ref.
8109 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
8110 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
8111 AT_addr, AT_lbl): New fns.
8112 (various): Use them.
8113 (various): Constify.
8115 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8117 * combine.c (combine_simplify_rtx): When handling a SUBREG,
8118 take SUBREG_WORD into account.
8119 (if_then_else_cond): Likewise.
8121 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
8123 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
8124 clause from BSD license, pursuant with
8126 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
8128 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
8130 * loop.c (load_mems): Reformat slightly.
8131 * basic-block.h (regset_head): New typedef.
8132 (INIT_REG_SET): New macro.
8134 1999-11-22 Bruce Korb <autogen@linuxbox.com
8136 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
8137 (mips-dec-bsd*): non-functional code
8138 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
8140 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
8141 added three replacement fixes
8142 (no_double_slash): removed comments that are not (any longer) pertinent
8143 (bad_lval): this fix currently runs against many files.
8144 The comment seems to indicate that we should select for files
8145 containing 'pragma extern_prefix'.
8147 * fixinc/fixinc.x86-linux-gnu: deleted
8148 * fixinc/inclhack.sh: regen
8149 * fixinc/fixincl.x: regen
8150 * fixinc/fixincl.sh: regen
8152 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
8154 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
8155 its code is INSN and it has no notes.
8157 1999-11-22 Andrew Haley <aph@cygnus.com>
8159 * varasm.c (function_defined): Remove.
8160 (make_function_rtl): Don't set function_defined.
8161 (make_decl_rtl): Remove global register warning.
8162 * regclass.c (no_global_reg_vars): New variable.
8163 (globalize_reg): Warn if function has already been defined.
8164 (regclass_init): Set no_global_reg_vars.
8166 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8168 * regclass.c (reg_pref): New structure and static variable
8169 (prefclass): Delete.
8171 (all uses of prefclass and altclass): Use reg_pref instead.
8173 1999-11-21 Nick Clifton <nickc@cygnus.com>
8175 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
8177 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
8178 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8179 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8181 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
8183 * varasm.c (output_constructor): Solve problem with long long
8184 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
8186 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8188 * global.c (allocno): New structure and static variable.
8189 (allocno_reg): Remove, all references replaced by allocno.
8190 (allocno_size): Likewise.
8191 (hard_reg_conflicts): Likewise.
8192 (hard_reg_preferences): Likewise.
8193 (hard_reg_copy_preferences): Likewise.
8194 (hard_reg_full_preferences): Likewise.
8195 (regs_someone_prefers): Likewise.
8196 (allocno_calls_crossed): Likewise.
8197 (allocno_n_refs): Likewise.
8198 (allocno_live_length): Likewise.
8199 (find_reg): Rename ALLOCNO to NUM.
8201 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
8203 (may_move_out_cost): New variable.
8204 (init_reg_sets_1): Initialize may_move_out_cost.
8205 (record_reg_classes): Use may_move_out_cost.
8207 * regclass.c (dump_regclass): New function.
8208 (regclass): New parameter DUMP, call DUMP_REGCLASS.
8209 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
8210 pass rtl_dump_file to regclass.
8211 * rtl.h (regclass): Update prototype.
8213 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8215 * i386.md (neg, not and abs patterns): Revmap to use
8216 ix86_expand_unary_operator and ix86_unary_operator_ok.
8217 (add?f and sub?f expanders): Force operand 1 to register.
8218 * i386.c (ix86_expand_unary_operator): Rewrite.
8219 (ix86_unary_operator_ok): Ensure that memory operands
8221 (ix86_binary_operator_ok): Do not allow operand 1 to
8222 come into memory and operand 0 not.
8223 (ix86_expand_binary_operator): Ensure that
8224 src1 is not non-matching memory.
8226 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
8227 to support integer registers and memory.
8228 (abss?2_integer): Likewise.
8230 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
8231 (REG_CLASS_NAMES): Likewise.
8232 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
8234 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
8235 (movsf): Likewise; unify 4th and 5th alternative.
8237 (movdf_1): Likewise; rename to movdf_integer.
8238 (pushxf): Likewise; rename to pushxf_integer; fix output template;
8239 remove redundant splitter.
8240 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
8241 (movdf_nointeger): New.
8242 (movxf_nointeger): New.
8243 (pushxf_nointeger): New.
8245 * i386.md (extend?f?f): Split to expander and pattern, refuse two
8246 memory operands in patterns.
8247 (fop*): Refuse two memory operands.
8249 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
8250 on !TARGET_USE_CLTD CPUs.
8252 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
8254 * extend.texi: Document C++ restricted pointers and references.
8256 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
8258 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
8259 (invalidate_skipped_set): Call it unconditionally.
8260 (cse_set_around_loop): Likewise.
8262 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8264 * rtl.texi (mem): Add documentation for alias-set argument
8267 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8269 * i386.h (struct_processor_costs): New fields int_load, int_store,
8270 fp_move, fp_load and fp_store
8271 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
8273 (MEMORY_MOVE_COST): New macro.
8274 * i386.c (386_cost): Define new fields.
8275 (i486_cost): Likewise.
8276 (pentium_cost): Likewise.
8277 (pentiumpro_cost): Likewise.
8278 (k6_cost): Likewise.
8280 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
8281 Geoffrey Keating <geoffk@cygnus.com>
8283 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
8285 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
8288 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
8289 (TARGET_STRICT_ALIGNMENT): New macro.
8290 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
8291 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
8292 * invoke.texi (M680x0 Options): Document -mstrict-align.
8294 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
8295 Richard Henderson <rth@cygnus.com>
8297 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
8298 (ix86_split_long_move): Declare.
8299 * i386.c (split_xf, ix86_split_movdi): Remove.
8300 (ix86_split_to_parts, ix86_split_long_move): New.
8301 * i386.md (dimode move splitters): Use ix86_split_long_move.
8302 (dfmode move splitters): Likewise.
8303 (xfmode move splitters): Likewise.
8304 (movsf_1): Allow F->r.
8305 (movdf_1, movxf_1): Allow F->ro.
8307 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8309 * except.h (struct eh_entry): Add goto_entry_p.
8310 (eh_region_from_symbol): Remove prototype.
8311 * except.c (find_func_region_from_symbol): New function.
8312 (emit_cleanup_handler): Likewise.
8313 (eh_region_from_symbol): Make it static.
8314 (add_new_handler): Verify the argument.
8315 (find_func_region): Update comment.
8316 (expand_eh_region_end): Expand handlers here, rater than waiting
8317 until expand_leftover_cleanups or start_all_catch.
8318 (expand_leftover_cleanups): Don't expand here.
8319 (expand_start_all_catch): Or here.
8320 (expand_rethrow): Check the return value from find_func_region.
8321 * function.c (expand_function_end): Emit the catch_clauses.
8323 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
8325 * integrate.c (expand_inline_function): Add necessary check for NULL.
8327 1999-11-18 Nick Clifton <nickc@cygnus.com>
8329 * toplev.c (main): Correctly detect an unrecognised option.
8331 * cppinit.c (cpp_handle_option): Do not claim to have consumed
8332 a -f option if it has not been recognised.
8334 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
8336 * basic-block.h (update_life_extent): Remove trailing comma on
8337 enumeration type list.
8339 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8341 * varasm.c (output_constructor) Solved problem with long long
8342 bitfields. Corrected calculating this_time and shift. Also
8343 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
8345 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
8347 * flow.c (split_edge): Take looping structure into account when
8348 determining where to put the new block note.
8350 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
8352 * Makefile.in (ggc-none.o): Provide host specific version if
8355 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
8357 * cse.c (delete_trivially_dead_insns): Identify no-op insns
8358 containing subregs too.
8360 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8362 * invoke.texi: Add documentation for -muninit-const-in-rodata.
8363 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
8364 (TARGET_UNINIT_CONST_IN_RODATA): Define.
8365 (text_section): Add switches -munint-const-in-rodata and
8366 -mno-uninit-const-in-rodata.
8367 (ASM_OUTPUT_COMMON): Remove.
8368 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
8369 const objects should be placed in read-only data. Otherwise declare
8372 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
8374 * jump.c (jump_optimize_1): Revert last change.
8376 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
8378 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
8379 test if optimizing for size.
8381 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8383 * Makefile.in (toplev.o): Depend on except.h.
8384 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
8386 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8388 * i386.md (divmodsi4): Rewrite to expander.
8389 (*divmodsi4_nocltd): New.
8390 (*divmodsi4_cltd): New.
8391 (divmodsi4 splitter): Handle the case when input comes in edx.
8392 (udivmodhi4): Do not use constraints in exander.
8393 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
8395 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
8397 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
8398 for the common case.
8400 1999-11-16 Jakub Jelinek <jakub@redhat.com>
8402 * explow.c (hard_function_value): Add outgoing argument.
8403 * expr.h (hard_function_value): Declare it.
8404 * calls.c (expand_call, emit_library_call_value): Update callers.
8405 * function.c (aggregate_value_p): Ditto.
8406 (diddle_return_value): Must look at the outgoing registers
8407 on archs with register windows.
8409 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
8411 * alpha.c (alpha_build_va_list): Use make_lang_type and
8412 initialize TYPE_NAME for the va_list record.
8414 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
8416 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
8418 * ggc.h (struct ggc_statistics): Rearrange elements for better
8419 packing on 64-bit hosts.
8420 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
8421 (compute_nearerout): Likewise.
8423 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
8425 * config/rs6000/rs6000.c (first_reg_to_save): Save
8426 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
8428 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
8430 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
8431 notion of nesting to find the DIE for a type or function.
8432 DIEs can go in limbo even if we got a context_die.
8433 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
8434 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
8436 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
8437 (gen_type_die): Writing out the context doesn't cause member class
8438 template instantiations to be written out as well.
8440 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
8442 * rs6000.h (ASM_OUTPUT_DEF): New.
8443 Based on proposed addition from David Edelsohn.
8445 1999-11-15 Robert Lipe <RobertLipe@usa.net>
8446 Bruce Korb <autogen@linuxbox.com>
8448 * fixinc/inclhack.def
8449 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
8450 (unixware7_byteorder_fix): added. Removes conflicts for new defs
8452 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
8453 (svr4_endian): enabled with SVR5
8454 (svr4_mkdev): simplified syntax and enabled with SVR5
8456 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
8458 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
8459 * configure: Rebuilt.
8460 * config/t-freebsd-thread: New file.
8462 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
8464 * i386.c (ix86_decompose_address): Verify the base is a REG
8465 before trying to examine its register number.
8467 * basic-block.h: Remove all #defines and prototypes related to
8469 (free_bb_mem, compute_preds_succs): Remove prototype.
8470 * rtl.h (free_bb_mem): Remove prototype.
8471 * flow.c (alloc_int_list_node); Remove function.
8472 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
8473 (compute_preds_succs, free_bb_mem): Likewise.
8474 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
8475 * toplev.c (rest_of_compilation): Likewise.
8476 * haifa-sched.c (build_control_flow): Use flow generated edge
8477 list to build the haifa specific edge list.
8478 (find_rgns): Use new CFG data structures instead of pred/succ lists.
8479 (schedule_insns): Do not build pred/succ lists anymore. Instead
8480 build the edge table.
8482 * basic-block.h (dump_bb_data): Remove declaration.
8483 * flow.c (dump_bb_data): Remove function.
8484 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
8485 (sbitmap_union_of_predsucc): Likewise.
8487 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
8488 argument. All callers changed.
8489 (delete_null_pointer_checks_1): No longer need to compute the
8492 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
8493 All callers changed.
8494 (pre_expr_reaches_here_p_work): Likewise.
8495 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
8496 * lcm.c (compute_laterin): Fix initialization of LATER.
8497 (compute_nearerout): Similarly for NEARER.
8499 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8501 * cse.c (set_nonvarying_address_components): Delete unused function.
8502 (refers_to_p): Likewise.
8504 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
8506 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
8509 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8511 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
8512 definition in do while (0).
8514 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
8516 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
8518 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
8520 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
8522 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8524 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
8525 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
8526 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
8527 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
8529 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
8530 saved on the stack. Output more accurate stack frame statistics
8531 into assembler file.
8533 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
8535 * genextract.c (record_insn_name): New function.
8536 (get_insn_name): No longer a stub.
8537 (main): Call record_insn_name for each insn. After each label
8538 written, print the insn name in a comment.
8540 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8542 * output.h (const_section, init_section, fini_section): Add
8545 * alpha/elf.h (const_section): Delete declaration.
8547 * svr4.h (const_section): Likewise.
8549 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
8551 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
8552 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
8553 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
8555 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
8556 variable-sized array bounds.
8558 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
8560 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
8563 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8565 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
8566 addresses the same way GO_IF_LEGITIMATE_INDEX does.
8568 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8570 * cse.c (hash_arg_in_struct): Delete.
8571 (struct table_elt): Delete elt in_struct.
8572 (struct set): Delete elt src_in_struct.
8573 (merge_equiv_classes): Don't set either hash_arg_in_struct or
8574 the corresponding in_struct elts.
8575 (canon_hash): Likewise.
8576 (safe_hash): Likewise.
8577 (find_best_addr): Likewise.
8578 (record_jump_cond): Likewise.
8579 (cse_insn): Likewise.
8581 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
8583 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
8585 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
8588 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
8590 * function.c (diddle_return_value): Put back check that the DECL_RTL
8591 for the function is a register.
8593 * function.c (diddle_return_value): Use hard_function_value to
8594 get an rtx suitable for use in the USE/CLOBBER insn.
8596 * global.c (global_conflicts): Update comments.
8597 (record_conflicts): No need to record conflicts between pseudos here.
8599 1999-11-11 Bruce Korb <autogen@linuxbox.com>
8601 * fixinc/fixincl.c: Added verbose levels for status messages
8603 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8605 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
8606 operand as argument to expand_and or expand_binop.
8608 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
8610 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
8611 gcc_add_string_root.
8613 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
8615 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
8617 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
8619 * flow.c (compute_flow_dominators): Initially put all blocks on
8621 * lcm.c (compute_antinout_edge, compute_available): Similarly.
8622 * gcse.c (compute_cprop_avinout): Remove.
8623 (compute_cprop_data): Use compute_available.
8624 (delete_null_pointer_checks_1): Use compute_available.
8626 * basic-block.h (compute_available): Returns a void now.
8627 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
8628 to return a value anymore.
8629 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
8630 worklists. Fix boundary cases. Compute maximal solutions.
8631 (compute_laterin, compute_nearerout): Similarly.
8633 * dwarf2out.c (add_AT_location_description): Allow
8634 (mem (plus (pseudo) (...)) too.
8636 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
8638 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
8640 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
8641 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8643 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
8645 * gansidecl.h: Likewise.
8651 * toplev.h: Likewise.
8657 * varray.c: Likewise.
8659 * varray.h: Likewise.
8661 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
8663 * gcov.c (struct arcdata): Add hits and total, remove prob.
8664 (output_branch_counts): New.
8665 (process_args): Set output_branch_counts if -c.
8666 (calculate_branch_probs): Store hits and total instead of
8668 (output_data): Emit counts if output_branch_counts is true.
8669 * gcov.texi (Invoking Gcov): Document -c switch..
8671 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
8673 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
8674 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
8676 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
8678 * invoke.texi (C Dialect Options): Add missing builtins from
8680 * extend.texi (Other Builtins): Copy to this list.
8682 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8684 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
8685 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
8688 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
8690 * flow.c (compute_flow_dominators): No longer treat basic block 0
8691 or (n_basic_blocks - 1) specially. Clear the AUX field before
8692 starting computation of doms/pdoms. Fix initial state for pdoms.
8694 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8696 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
8697 match rtl.o's: added ggc.h and toplev.h
8698 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
8699 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
8700 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
8702 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
8704 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
8705 from HAVE_DOS_BASED_FILESYSTEM.
8706 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
8707 HAVE_DOS_BASED_FILESYSTEM.
8709 (split_directories): Only special-case DOS file names if
8710 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
8711 instead of explicit tests. Conditionalize on !VMS.
8712 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
8713 tests. Conditionalize on !VMS.
8714 (process_command): Only use make_relative_prefix if !VMS.
8715 (free_split_directories): Conditionalize on !VMS.
8716 (DIR_UP): Conditionalize on !VMS.
8718 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
8720 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
8722 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
8724 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
8727 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
8729 * invoke.texi (Environment Variables): Document relative path
8731 * gcc.c (DIR_UP): If not defined, define as "..".
8732 (standard_bindir_prefix): New static, holds target location to
8734 (split_directories): New function to split a filename into
8735 component directories.
8736 (free_split_directories): New function, release memory allocated
8737 by split_directories.
8738 (make_relative_prefix): New function, make a relative pathname if
8739 the compiler is not in the expected location.
8740 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
8741 can figure out an appropriate prefix from argv[0].
8742 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
8743 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
8744 STANDARD_BINDIR_PREFIX.
8746 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8748 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
8750 * config/c4x/c4x.h: Moved prototypes to c4x.h.
8751 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
8752 c4x_secondary_memory_needed) Delete.
8753 (fp_zero_operand): Add mode argument.
8755 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
8757 * reload1.c (reload_reg_free_for_value_p): Don't use a register
8758 that is in reload_reg_used.
8760 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
8762 * config/arm/arm-protos.h: New file: Prototypes for functions
8763 defined in arm.c and pe.c.
8764 * config/arm/arm.h: Fix compile time warnings.
8765 * config/arm/arm.c: Fix compile time warnings.
8766 * config/arm/pe.h: Fix compile time warnings.
8767 * config/arm/aout.h: Fix compile time warnings.
8769 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
8771 * config/m32r/m32r-protos.h: New file: Prototypes for functions
8774 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
8775 Add support for subtargets.
8776 Add prototypes for new predicates.
8777 Add scheduling macros.
8779 * config/m32r/m32r.c: Fix compile time warnings.
8780 (int8_operand): New predicate function.
8781 (reg_or_cmp_int16_operand): New predicate function.
8782 (extend_operand): New predicate function.
8783 (m32r_adjust_code): New scheduling function.
8784 (m32r_adjust_priorty): New scheduling function.
8785 (m32r_sched_init): New scheduling function.
8786 (m32r_sched_reorder): New scheduling function.
8787 (m32r_sched_variable_issue): New scheduling function.
8788 (direct_return): New codegen function.
8789 (m32r_not_same_reg): New rtl testsing function.
8791 * config/m32r/m32r.md: Fix compile time warnings.
8792 Add support for pre decrement and post increment memory
8797 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8799 * global.c (EXECUTE_IF_CONFLICT): Don't define.
8800 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
8801 (find_reg): Likewise.
8803 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
8805 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
8806 to avoid assembler errors.
8808 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
8810 * config/v850/v850-protos.h: New file: Prototypes for functions
8812 * config/v850/v850.h: Move prototypes to v850-protos.h
8813 * config/v850/v850.c: Move prototypes to v850-protos.h
8814 * config/v850/v850.md: Fix compile time warnings.
8816 * config/fr30/fr30-protos.h: New file: Prototypes for functions
8818 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
8819 * config/fr30/fr30.c: Fix compile time warnings.
8820 * config/fr30/fr30.md: Fix compile time warnings.
8822 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
8824 * tree.h (get_containing_scope): Declare it.
8825 * tree.c (get_containing_scope): New fucntion.
8826 (decl_function_context): Use it.
8827 * toplev.c (rest_of_compilation): Use get_containing_scope.
8829 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8831 * Makefile.in (rtl.o): Depend on toplev.h.
8833 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
8835 * cse.c (delete_trivially_dead_insns): Replace alloca with
8837 * except.c (update_rethrow_references): Likewise.
8838 (init_eh_nesting_info): Likewise.
8839 * function.c (identify_blocks): Likewise.
8840 * gcse.c (dump_hash_table): Likewise.
8841 * graph.c (print_rtl_graph_with_bb): Likewise.
8842 * loop.c (combine_movables): Likewise.
8843 (move_movables): Likewise.
8844 (count_loop_regs_set): Likewise.
8845 (strength_reduce): Likewise.
8846 * profile.c (compute_branch_probabilities): New function, split
8848 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
8849 * regclass.c (regclass): Likewise.
8850 * regmove.c (regmove_optimize): Likewise.
8851 * toplev.c (compile_file): Likewise.
8852 (main): Don't mess with the stack rlimit.
8854 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
8856 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
8857 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
8859 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
8861 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
8863 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
8865 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
8866 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
8869 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
8871 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
8873 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
8875 * gcse.c (post_dominators): Kill.
8876 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
8877 (compute_code_hoist_data): Use compute_flow_dominators. Do not
8878 pass in a pdom array since we do not need pdoms.
8879 * haifa-sched.c (schedule_insns): Similarly.
8880 * flow.c (compute_dominators): Remove dead function.
8881 (compute_flow_dominators): Do not compute doms or pdoms if the
8882 caller does not request them. Split up loop to build doms and
8883 pdoms. Use a worklist to compute doms and pdoms.
8884 * basic-block.h (compute_dominators): Remove prototype.
8886 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
8888 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
8889 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
8890 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
8891 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
8892 (cant_move, fed_by_spec_load, is_load_insn): Remove.
8893 (schedule_region): Remove unused variable.
8894 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
8896 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
8898 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
8899 (update_equiv_regs): Likewise.
8900 (block_alloc): Likewise.
8901 * reg-stack.c (reg_to_stack): Likewise.
8902 (convert_regs_2): Likewise.
8903 * reload1.c (reload_as_needed): Likewise.
8905 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
8907 * Makefile.in (dbxout.o): Depend on ggc.h.
8908 (dwarf2out.o): Likewise.
8909 (xcoffout.o): Likewise.
8910 * dbxout.c: Include ggc.h.
8911 (dbxout_init): Register lastfile as a root.
8912 * dwarf2out.c: Include ggc.h.
8913 (dwarf2out_line): Register lastfile as a root.
8914 * xcoffout.c: Include ggc.h.
8915 (xcoffout_source_line): Register xcoff_lastfile as a root.
8917 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
8919 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
8921 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
8923 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
8925 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8927 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8929 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
8930 (EXECUTE_IF_CONFLICT): Likewise.
8931 (ALLOCNO_LIVE_P): Avoid signed division.
8932 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
8933 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
8934 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
8936 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
8938 * haifa-sched.c (schedule_block): Don't crash if there's no
8939 next insn for an interblock movement.
8940 (add_branch_dependences): Don't allow clobber insns to move either.
8942 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
8944 * i386.c (split_xf): New.
8945 * i386-protos.h: Declare it.
8946 * i386.md (movxf_1): Add general regs alternatives.
8947 (movxf_1+1): New splitter for same.
8949 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
8951 * function.c (purge_addressof_1): Add missing return values.
8953 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
8955 * function.c (is_addressof): New function. Returns true if
8956 the given piece of RTL is an ADDRESSOF.
8957 (purge_addressof_1): Make boolean. Return false if the
8958 ADDRESSOFs could not be purged.
8959 (purge_addressof): If ADDRESSOFs could not be purged from the
8960 notes attached to an insn, remove the offending note(s),
8961 unless they are attached to a libcall.
8963 1999-11-05 Andreas Jaeger <aj@suse.de>
8965 * genoutput.c (null_operand =): Initialize all fields.
8967 * errors.h: Add extern to prototypes.
8969 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
8971 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
8972 * configure: Rebuilt.
8974 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8976 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
8977 (mirror_conflicts): New function.
8978 (global_alloc): Call it.
8979 (expand_preferences): Remove redundant CONFLICTP test.
8980 (find_reg, dump_conflicts): Likewise.
8981 (prune_preferences): Process conflicts one word at a time.
8983 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
8985 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
8986 instead of an explicit loop.
8988 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
8990 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
8991 if REG_RETVAL check succeeds, then put classp in src_elt.
8993 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
8995 * function.c (pad_to_arg_alignment): Only update argument_pad
8996 if the argument's alignment is greater than STACK_BOUNDARY.
8998 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
9000 * bitmap.h (BITMAP_XFREE): New.
9001 * flow.c (life_analysis): Use it.
9002 (life_analysis_1): Free blocks.
9004 * combine.c (undo_commit): New.
9005 (try_combine): Use it. Don't zap undobuf.undos.
9006 (combine_instructions): Don't zap undobuf.undos; free the
9009 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
9011 * stmt.c (cost_table_): New.
9012 (estimate_case_costs): Use it instead of xmalloc.
9014 * toplev.c (compile_file): Reuse dumpname memory instead
9017 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
9019 * reg-stack.c (convert_regs_1): Initialize target_stack->top
9020 after verifying an EH edge.
9022 * haifa-sched.c (init_rgn_data_dependences): Correctly
9023 size bb_pending_lists_length when zeroing.
9025 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
9027 * function.c (diddle_return_value): New.
9028 (expand_function_end): Use it.
9029 * stmt.c (expand_null_return): Likewise.
9030 (expand_value_return): Likewise.
9032 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
9034 * reload1.c (reload): Don't remove return value clobbers.
9036 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
9038 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
9040 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
9042 * cse.c (cse_main): Use xmalloc, not alloca.
9043 (cse_basic_block): Likewise.
9044 * local-alloc.c (local_alloc): Likewise.
9046 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
9047 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9049 * rtl.c: Include toplev.h.
9050 (fatal): Remove declaration.
9052 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
9054 * haifa-sched.c (schedule_block): Fix thinko.
9056 1999-11-03 James McKelvey <mckelvey@fafnir.com>
9058 * fixinc/fixincl.c(create_file): Allow for systems that do not have
9059 S_IR* defined values
9061 1999-11-03 Philippe De Muyter <phdm@macqel.be>
9063 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
9064 call `malloc' instead.
9066 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
9068 * flags.h (flag_renumber_insns): Declare.
9069 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
9071 * rtl.h (renumber_insns): Change prototype.
9072 * toplev.c (flag_renumber_insns): Define.
9073 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
9075 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
9077 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
9078 and fpsqrtd. Use them and create fdiv function unit to more
9079 accurately represent fpu sqrt pipeline semantics on UltraSparc.
9080 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
9082 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
9084 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
9086 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
9087 insn into ready list, do not use just a raw swap.
9089 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
9091 * rtl.h (renumber_insns): New function.
9092 (remove_unnecessary_notes): Likewise.
9093 * emit-rtl.c (renumber_insns): Define.
9094 (remove_unncessary_notes): Likewise.
9095 * toplev.c (rest_of_compilation): Remove dead code.
9096 Use renumber_insns and remove_unncessary_notes.
9098 * gcse.c (struct null_pointer_info): New type.
9099 (get_bitmap_width): New function.
9100 (current_block): Remove.
9101 (nonnull_local): Likewise.
9102 (nonnull_killed): Likewise.
9103 (invalidate_nonnull_info): Take a null_pointer_info as input.
9104 (delete_null_pointer_checks_1): New function.
9105 (delete_null_pointer_checks): Use it.
9107 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
9108 (split_edges): Likewise.
9109 (schedule_block): Likewise.
9110 (compute_block_backward_dependencies): Likewise.
9111 (schedule_region): Likewise.
9112 (schedule_insns): Likewise.
9114 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
9116 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
9117 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
9118 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
9119 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
9120 * jump.c (delete_unreferenced_labels): Don't delete if
9121 LABEL_ALTERNATE_NAME is set.
9122 * print-rtl.c (print_rtx): Dump alternate name.
9123 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
9124 * rtl.h (LABEL_ALTERNATE_NAME): Define.
9125 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
9126 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
9128 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9130 * fix-header.c (recognized_extern, recognized_function): Constify
9133 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
9134 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9135 (compute_available): Remove unused variable `last'.
9136 (compute_nearerout): Remove unused variable `temp_bitmap'.
9137 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9138 Remove unused variable `x'.
9140 * scan.h (recognized_function, recognized_extern): Constify a
9143 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
9145 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9147 * varasm.c (decode_rtx_const): Use XSTR to access the string
9150 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
9152 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
9154 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9156 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
9158 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
9160 * pa.c (ireg_operand): New function.
9161 * pa.h (PREDICATE_CODES): Handle ireg_operand.
9162 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
9163 Fix out of date comment.
9165 * pa.md (negdi2): Turn into expander + anonymous pattern.
9167 * reload.c (find_reloads): Fix typos in recent change.
9169 * dwarf2out.c: Do not include ctype.h.
9171 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9173 * regclass.c (record_reg_classes): Always use may_move_cost when
9174 seeing how operand fits with various register classes.
9176 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
9178 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
9179 * toplev.c: Revert Nov 1 13:22 change.
9181 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
9183 * config/pa/pa.md (height reduction patterns): Add checks for
9184 overlapping operands to avoid semantic-destroying splits for
9185 height reduction patterns.
9187 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9189 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
9190 have been an hyphen, fixed.
9191 * configure: Rebuilt.
9193 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
9195 * config/arm/tpe.h: Add prototypes for exported functions.
9196 * config/arm/pe.c: Fix compile time warnings.
9197 * config/arm/semi.h: Fix compile time warnings.
9198 * config/arm/arm.c: Fix compile time warnings.
9199 * config/arm/arm.h: Fix compile time warnings.
9200 * config/arm/arm.md: Fix compile time warnings.
9201 * config/arm/thumb.c: Fix compile time warnings.
9202 * config/arm/thumb.h: Fix compile time warnings.
9203 * config/arm/thumb.md: Fix compile time warnings.
9205 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
9207 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
9210 * unroll.c (unroll_loop): Remove LOOP notes when loop is
9211 completely unrolled.
9213 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9215 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
9217 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
9219 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
9220 * rtl.h (rtx_equal_p): Move prototype.
9221 * rtl.c (rtx_equal_function_value_matters): Move from
9223 (rtx_equal_p): Likewise.
9224 * rtlanal.c (rtx_equal_function_value_matters): Delete.
9225 (rtx_equal_p): Likewise.
9227 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
9229 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
9232 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
9234 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
9236 * pa.h (ADDR_VEC_ALIGN): Define.
9238 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
9239 notes when presented with "if (foo) break; end_of_loop" and
9240 the break sequence gets moved out of the loop.
9242 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
9243 Remove explicit zero initializations of entries within MAP.
9245 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
9247 * reg-stack.c (convert_regs_1): Handle EH edges specially.
9249 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
9251 * bitmap.h (BITMAP_XMALLOC): New macro.
9252 * flow.c (CLEAN_ALLOCA): Remove.
9253 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
9254 (life_analysis): Likewise.
9255 (update_life_info): Don't use CLEAN_ALLOCA.
9256 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
9257 (calculate_global_regs_live): Likewise.
9258 (print_rtl_with_bb): Likewise.
9259 (verify_flow_info): Likewise.
9260 * global.c (global_alloc): Likewise.
9261 (global_conflicts): Likewise.
9262 * integrate.c (save_for_inline_nocopy): Likewise.
9263 (expand_inline_function): Likewise.
9264 * jump.c (jump_optimize_1): Likewise.
9265 (duplicate_loop_exit_test): Likewise.
9266 (thread_jumps): Likewise.
9267 * loop.c (loop_optimize): Likewise.
9268 (combine_givs): Likewise.
9269 (recombine_givs): Likewise.
9270 * reorg.c (dbr_schedule): Likewise.
9271 * unroll.c (unroll_loop): Likewise.
9273 * combine.c (combine_instructions): Use xmalloc instead of alloca.
9275 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
9277 * toplev.c (rest_of_compilation): Don't optimize the CFG
9278 when rebuilding, just before dbr.
9280 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9282 * output.h (assemble_end_function, assemble_destructor,
9283 assemble_constructor, assemble_gc_entry, assemble_global,
9284 assemble_label, output_constant_pool) Constify a char*.
9286 * varasm.c (assemble_destructor, assemble_constructor,
9287 assemble_gc_entry, assemble_end_function, assemble_global,
9288 assemble_label, output_constant_pool): Likewise.
9290 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
9292 * config/arm/thumb.c (thumb_expand_prologue): Add comments
9293 explaining what is goin on in this function.
9295 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9297 * regclass.c (record_reg_classes): In matching case, recompute
9298 costs since the direction of movement is different.
9300 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
9302 * resource.c (mark_target_live_regs): For unconditional branches,
9303 the resources found at the branch target should be added to the
9304 resources found so far, not intersected.
9306 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
9308 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
9310 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
9311 (sys/mman.h): Include this file only if #HAVE_MMAP.
9312 (run_compiles): Initialize `esac_fmt' with one old KR string, not
9313 with automatically concatenated ANSI strings.
9315 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
9317 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
9318 (DIV_ROUND_UP): Robustify.
9319 (ggc_recalculate_in_use_p): New function.
9320 (release_pages): Don't inline it.
9321 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
9323 (ggc_pop_context): Use ggc_recalculate_in_use_p.
9324 (clear_marks): Always save in_use_p.
9325 (sweep_pages): Use ggc_recalculate_in_use_p.
9326 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
9327 Release pages before counting statistics.
9329 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
9331 * toplev.c (rest_of_compilation): Fix thinko in this change:
9333 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9335 (rest_of_compilation): If inside an inlined external function,
9336 pretend we are just being declared.
9338 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
9340 * flow.c (calculate_global_regs_live): Fix thinko.
9342 * integrate.c (expand_inline_function): Fix bugs in previous
9343 change from Oct 28, 1999.
9345 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
9347 * stmt.c (expand_value_return): Fix typo in this change:
9349 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9350 (expand_value_return): Correctly convert VAL when promoting function
9351 return; support RETURN_REG being a PARALLEL.
9353 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
9355 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
9357 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9359 * hard-reg-set.h (reg_names): Constify a char*.
9361 * regclass.c (reg_names): Likewise.
9363 * regs.h (reg_names): Likewise
9365 * a29k/a29k.c (reg_names): Delete declaration.
9367 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
9369 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
9370 arc_output_function_epilogue): Likewise.
9372 * elxsi/elxsi.c (reg_names): Likewise.
9374 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
9376 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
9379 * m88k/m88k.c (output_function_profiler): Likewise.
9381 * sparc/sparc.c (sparc_flat_output_function_prologue,
9382 sparc_flat_output_function_epilogue): Likewise.
9384 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
9386 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
9387 warning from -Wuninitialized and put it under -W.
9388 * function.c (uninitialized_vars_warning): Warn only when the
9389 corresponding flag is set.
9391 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
9393 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
9394 is nonzero and the single set does not have an elt, then assign
9397 * simplify-rtx.c: New file.
9398 * Makefile.in (OBJS): Add simplify-rtx.o
9399 (simplify-rtx.o): Add dependencies.
9400 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
9401 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
9402 (cse_gen_binary, simplify_unary_operation): Delete.
9403 (simplify_binary_operation, simplify_plus_minus): Likewise.
9404 (check_fold_consts, simplify_relation_operation): Likewise.
9405 (simplify_ternary_operation): Likewise.
9406 (delete_trivially_dead_insns): Simplify the contents of the
9407 REG_EQUAL note before trying to substitute it into the source
9408 of the reg-reg copy at the end of a libcall sequence.
9410 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
9411 references/callers changed.
9413 * mn10200.c (mn10200_va_arg): Force the return value into a
9416 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
9418 * cccp.c (macroexpand): Avoid out of range accesses for omitted
9421 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
9423 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
9425 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
9427 * fold-const.c (fold): Fix thinko when optimizing comparisons
9430 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
9432 * gcc.texi (Passes): Update front-end files to their current
9435 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
9437 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
9438 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9439 (PREDICATE_CODES): Add addition_operation.
9440 * alpha-protos.h (addition_operation): Declare.
9441 (secondary_reload_class): Likewise.
9442 * alpha.c (addition_operation): New.
9443 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
9444 * alpha.md (adddi3): Turn into expander.
9445 (*lda, *adddi_2): New.
9446 (movsf, movdf patterns): Don't preference integer regs.
9447 (movsi, movdi patterns): Don't preference fp regs.
9449 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
9451 * genrecog.c (write_switch): Check for duplicate CODE cases.
9453 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
9455 * ggc-common.c: Update pre-function commentary.
9456 * ggc-page.c: Likewise.
9458 (poison_pages): Use memset directly.
9459 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
9460 (ggc_collect): Poison before sweeping.
9461 * ggc-simple.c: Update pre-function commentary.
9462 (ggc_alloc_obj): Poison non-zeroed memory.
9464 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
9466 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
9467 match format string, even on 64-bit hosts.
9468 * gcc-page.c (ggc_page_print_statistics): Likewise.
9470 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
9472 * config/i386/i386.c (ix86_cpu): Revert last patch.
9473 * config/i386/i386.h (ix86_cpu): Ditto.
9475 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
9477 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
9478 TYPE_SIZE, convert type of result to sizetype.
9480 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
9482 * flow.c (count_or_remove_death_notes): Equate NULL with the
9485 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
9486 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
9489 * i386.c (pic_label_no): Delete.
9490 (ix86_attr_length_default): Don't use single_set to peek
9493 * recog.c (peephole2_optimize): Allow recog_next_insn to index
9494 the first insn after bb->end.
9495 * i386.md (push mem peeps): Scratch is live after evaluation
9497 (cmp mem peep): Similarly.
9499 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
9501 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
9502 * function.c (pad_to_arg_alignment): Add missing braces.
9504 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9506 * alpha/alpha-protos.h (literal_section): Add prototype.
9507 (alpha_need_linkage, alpha_start_function,alpha_end_function):
9510 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
9512 (alpha_start_function, alpha_end_function, float_strings,
9513 alpha_need_linkage): Constify a char*
9515 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
9517 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
9519 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
9521 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
9523 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9525 * flow.c (debug_flow_info): Add prototype.
9527 * gcc.c (main): Likewise.
9529 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
9532 * reload1.c (failed_reload, set_reload_reg): Likewise.
9534 * mips-tfile.c (main): Likewise.
9535 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
9536 with ATTRIBUTE_NORETURN.
9538 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
9540 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
9541 DECL is not a memory ref.
9543 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
9545 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
9546 * config/i386/i386.c (ix86_cpu): Add extern attribute.
9548 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
9550 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
9551 * config/mips/elf64.h: ditto.
9553 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
9555 * expr.c (emit_push_insn): New argument alignment_pad.
9556 Update all callers. Adjust stack pointer based on alignment pad.
9557 * function.c (pad_to_arg_alignment): New argument alignment_pad.
9558 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
9559 (locate_and_pad_parm): New argument alignment_pad. Update all
9561 * expr.h (emit_push_insn): Update prototype.
9562 (locate_and_pad_parm): Update prototype.
9563 * calls.c (arg_data): Add new field alignment_pad.
9564 (initialize_argument_information): Initialize alignment_pad.
9566 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
9568 * except.c (free_eh_nesting_info): Free the info itself.
9569 * function.c (free_after_compilation): Don't free NULL.
9570 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
9571 (pre_edge_insert): Free inserted.
9572 * stmt.c (free_stmt_status): Don't free NULL.
9574 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9576 * gcov.c (DIR_SEPARATOR): Provide default.
9577 (output_data): Add test for MS-DOS format absolute filename.
9578 (fancy_abort): Correct program name.
9579 (open_files): Open all files in binary mode.
9580 * libgcc2.c (__bb_exit_func): Likewise.
9582 * profile.c (init_branch_prob): Specify binary when opening files.
9584 * flags.h (flag_unwind_tables): New decl.
9585 * toplev.c (flag_unwind_table): New definition.
9586 (f_options): Add -funwind-tables.
9587 (decode_g_option): Clarify warning when unknown -g option is given.
9588 (rest_of_compilation): If inside an inlined external function,
9589 pretend we are just being declared.
9591 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
9592 (dwarf2out_frame_finish): Likewise.
9594 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
9596 * fold-const.c (merge_ranges): If not in0, but in1, handle
9597 upper bounds equal like subset case.
9599 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
9601 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
9602 passed in a register but moved to the stack.
9604 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
9606 * gcc.c (pass_exit_codes, greatest_status): New variables.
9607 (struct option_map): Add entry for "--pass-exit-codes".
9608 (execute): Update greatest_status if error.
9609 (display_help): Add documentation for -pass-exit-codes.
9610 (process_command): Handle -pass-exit-codes.
9611 (main): Look at pass_exit_codes and greatest_status on call to exit.
9613 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9615 * reload.c (find_reloads): Refine test for no input reload
9616 case to not includes reloads emitted after insn.
9618 * function.c (find_temp_slots_from_address): Handle sum involving
9619 a register that points to a temp slot.
9620 (update_temp_slot_address): Make recursive call if both old and
9621 new are PLUS with a common operand.
9622 * calls.c (expand_call): Mark temp slot for result as having
9625 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
9627 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
9628 component as well as "BINUTILS".
9630 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
9631 * integrate.c (copy_rtx_and_substitute): Likewise.
9632 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
9633 All callers changed.
9634 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
9636 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
9637 gdb extensions, write size of type; also be more consistent
9638 in using references when this is a subtype.
9640 * pa.md (extv, extzv, insv): Use define_expand to reject constant
9641 that is out of range.
9643 * loop.c (unknown_constant_address_altered): New variable.
9644 (prescan_loop): Initialize it.
9645 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
9646 (invariant_p, case MEM): Remove handling for volatile and readonly;
9647 check new variable if readonly.
9648 (check_dbra_loop): Chdeck unknown_constant_address_altered.
9650 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
9651 (addr_affects_sp_p): Removed from note_mem_written and only
9652 define #ifdef AUTO_INC_DEC.
9654 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
9656 * regclass.c (record_reg_classes): Properly handle register move
9659 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
9660 Don't think valid if both operands are invalid.
9661 (struct constant_descriptor): New field RTL.
9662 (mark_const_hash_entry): Mark it.
9663 (record_constant{,_rtx}): Initialize it.
9664 (output_constant_def): Allocate RTL in permanent obstack and
9666 ({record,compare}_constant_1): Modes must match for
9667 CONSTRUCTOR of ARRAY_TYPE.
9669 * c-common.h (initializer_constant_valid_p): Delete decl from here.
9670 * output.h (initializer_constant_valid_p): Move decl to here.
9671 * c-common.c (initializer_constant_valid_p): Delete function from here.
9672 * varasm.c (initializer_constant_valid_p): Move function to here.
9674 * tree.h (STRIP_SIGN_NOPS): New macro.
9675 * fold-const.c (optimize_minmax_comparison): New function.
9676 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
9677 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
9678 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
9679 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
9680 widening conversions.
9681 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
9682 to look at size of mode, not precision of type; also add missing cases.
9683 (optimize_bit_field_compare, decode_field_reference): Don't try to
9684 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
9686 * dwarf2out.c (ctype.h): Include.
9687 (dwarf2out_set_demangle_name_func): New function.
9688 (size_of_line_info): Deleted.
9689 (output_line_info): Compute size of line info table from difference
9691 (base_type_die, add_name_attribute): Call demangle function, if any.
9692 (field_byte_offset): Use bits per word for variable length fields.
9693 (gen_array_type_die): Add array name.
9694 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
9695 (dwarf2out_add_library_unit_info): New function.
9697 * explow.c (set_stack_check_libfunc): New function.
9698 (stack_check_libfunc): New static variable.
9699 (probe_stack_range): Allow front-end to set up a libfunc to call.
9701 * combine.c (simplify_comparison): When making comparison in wider
9702 mode, check for having commuted an AND and a SUBREG.
9703 (contains_muldiv): New function.
9704 (try_combine): Call it when dividing a PARALLEL.
9705 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
9706 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
9708 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
9709 use one of the CLOBBERs instead.
9710 (if_then_else_cond): If comparing against zero, just return thing
9713 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
9714 Don't generate shifts and subtract if have conditional arithmetic.
9716 * rtl.h (delete_barrier): New declaration.
9717 * jump.c (jump_optimize): Set up to handle conditional call.
9718 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
9719 (delete_barrier): New function.
9721 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
9723 * recog.c (nonmemory_operand): Accept ADDRESSOF.
9725 * tree.c (build_type_attribute_variant): Push to obstack of
9726 ttype around type_hash_canon call.
9728 * expr.c (placeholder_list): Move decl to file scope.
9729 (expand_expr): Don't force access to volatile just because its
9731 If ignoring reference operations, just expand the operands.
9732 (expand_expr, case COMPONENT_REF): Propagate
9733 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
9734 Refine test for using bitfield operations vs pointer punning.
9735 (expand_expr, case CONVERT_EXPR): If converting to
9736 BLKmode UNION_TYPE from BLKmode, just return inner object.
9737 Use proper mode in store_field call.
9738 Properly set sizes of object to store and total size in store_field
9739 call for convert to union.
9740 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
9741 memory (like for ADDR_EXPR). Also, don't put constant in register if
9742 we'll want it in memory.
9743 (readonly_fields_p): New function.
9744 (expand_expr, case INDIRECT_REF): Call it if LHS.
9745 (expand_assignment): Handle a RESULT_DECL where
9746 DECL_RTL is a PARALLEL.
9747 (do_jump, case WITH_RECORD_EXPR): New case.
9748 (get_inner_reference): Always go inside a CONVERT_EXPR
9749 and NOP_EXPR if both modes are the same.
9750 (store_field): Use bitfield operations if size of bitsize is not same
9751 as size of RHS's type.
9752 Check for bitpos not a multiple of alignment in BLKmode case.
9753 Do block move in largest possible alignment.
9754 (store_constructor): Set BITSIZE to -1 for variable size and properly
9755 in case of array of BLKmode.
9756 (expand_expr_unaligned): New function.
9757 (do_compare_and_jump): Call it.
9759 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
9760 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
9761 does not include 'o'.
9763 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
9764 both SET_DEST and SET_SRC reference a virtual register.
9765 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
9767 * integrate.c (expand_inline_function): Handle case of setting
9768 virtual stack vars register (from built in setjmp); when parameter
9769 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
9770 (subst_constant): Add new parm, MEMONLY.
9771 (expand_inline_function, integrate_parm_decls): Pass new parm.
9772 (integrate_decl_tree): Likewise.
9773 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
9774 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
9775 (copy_rtx_and_substitute, case SET): Add explicit calls to
9776 copy_rtx_and_substitute for both sides.
9778 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
9780 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
9781 within INDEX_TYPE, instead of before.
9782 (fixup_gotos): Use f->target_rtl, not the next insn,
9783 since latter may be from a later fixup.
9784 (expand_value_return): Correctly convert VAL when promoting function
9785 return; support RETURN_REG being a PARALLEL.
9786 (expand_return): When checking for result in regs and having
9787 cleanup, consider PARALLEL in DECL_RTL as being in regs.
9789 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
9791 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
9792 last_nominal_fname): Mark const.
9793 (struct include_hash: name, nshort, control_macro): Mark
9795 (struct macrodef: symnam): Mark const.
9796 (struct if_stack: fname): Mark const.
9797 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
9798 (IStable): New character-syntax array which encompasses all
9799 the old is_foo arrays.
9800 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
9801 is_space): New macros for interrogating IStable.
9802 (check_macro_name): Kill last argument. All callers changed.
9804 * cppinit.c (initialize_char_syntax): Delete.
9805 (is_idchar, is_idstart, is_hor_space, is_space,
9806 trigraph_table): Delete.
9807 (IStable): New. Initialize with clever macros to avoid
9808 information duplication.
9809 (builtin_array): Table of builtins to get rid of explicit list
9810 in initialize_builtins.
9811 (initialize_builtins): Use builtins_array.
9812 (cpp_start_read): Call init_IStable, and set IStable['$'] if
9813 opts->dollars_in_ident.
9815 * cppexp.c: Change all refs to is_xyz[] arrays to use new
9817 (cpp_parse_expr): Avoid 'format string is not constant'
9818 warning. Use ISGRAPH to identify printable chars.
9819 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
9821 (read_and_prescan): Map trigraphs to chars with open-coded
9822 if-else-if-... sequence, not a lookup table.
9823 * cpphash.c: Change all refs to is_xyz[] arrays to use new
9825 * cpplib.c: Change all refs to is_xyz[] arrays to use new
9826 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
9827 (check_macro_name): Remove ability to report an invalid
9828 assertion name, which is never used.
9829 (do_line): Constify a couple of char *'s.
9830 * cppmain.c (main): Call cpp_cleanup before returning.
9832 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
9834 * ggc.h (struct ggc_statistics): New type.
9835 (ggc_get_size): New function.
9836 (ggc_print_statistics): Likewise.
9837 * ggc-common.c (ggc_stats): New variable.
9838 (ggc_mark_rtx_children): Keep statistics.
9839 (ggc_mark_tree_children): Likewise.
9840 (ggc_print_statistics): New function.
9841 * ggc-page.c (struct globals): Add bytes_mapped field.
9842 (alloc_anon): Update it.
9843 (release_pages): Likewise.
9844 (ggc_get_size): New function.
9845 (ggc_page_print_statistics): New function.
9846 * ggc-simple.c (ggc_get_size): New function.
9848 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
9850 * flow.c (propagate_block): When the last reference to a label
9851 before an ADDR_VEC is deleted because the reference is a dead
9852 store, delete the ADDR_VEC.
9854 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
9856 * resource.c (find_free_register): Don't use the frame pointer
9857 if frame_pointer_needed.
9859 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
9861 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
9862 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
9864 * config/i960/i960.c (i960_va_start): New locals base, num.
9865 Use INDIRECT_REF instead of ARRAY_REF on valist.
9866 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
9868 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
9870 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
9872 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
9874 * tree.def (PLACEHOLDER_EXPR): Update comments.
9876 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9878 * c-common.c (check_format_info): Avoid non-literal format string
9879 warnings when `first_arg_num' is zero.
9881 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9883 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
9885 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
9887 * arm.md (casesi_insn): Add a clobber of the condition code
9890 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
9892 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
9893 used by both cc1 and cc1plus.
9895 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
9897 * config/arm/arm.c: Initialise arm_structure_size_boundary to
9898 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
9899 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
9900 to the value 32 if it has not already been defined.
9901 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
9902 Override definition in arm.h with a value of 8.
9904 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
9906 * c-pragma.c (push_alignment): Don't check the return value
9909 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
9911 * sparc.h (ADJUST_COST): Fix thinko.
9913 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
9915 * cccp.c (rescan): Fixed obp pointer handling around call to
9916 check_expand subroutine.
9918 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
9920 * gcse.c (delete_null_pointer_checks): Only record non-null info
9921 for pseudos when examining stores.
9923 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
9924 splitters for these patterns. Use "#" for output templates.
9925 (addsi3_carryin_shift): New pattern.
9927 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
9929 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
9930 of the function return register into a plain REG until
9931 after function inlining is done.
9933 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
9935 * jump.c (jump_optimize_1): If we did cross-jumping, and
9936 the data will matter, rebuild the CFG.
9937 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
9938 not optimizing. Don't run shorten_branches.
9939 * toplev.c (rest_of_compilation): Run shorten_branches after
9942 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
9944 * rtl.h (note_stores): Add additional paramter.
9945 * rtlanal.c (reg_set_p_1): Take additional paramter.
9946 (reg_set_last_1): Likewise.
9947 (reg_set_p): Adjust call to note_stores.
9948 (reg_set_last): Likewise.
9949 (note_stores): Pass data parameter to worker function.
9950 * alias.c (record_set): Take additional parameter.
9951 (init_alias_analysis): Pass it.
9952 * caller-save.c (mark_set_regs): Take additional parameter.
9953 (save_call_clobbered_regs): Pass NULL to note_stores.
9954 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
9956 (record_dead_and_set_regs_1): Likewise.
9957 (reg_dead_at_p_1): Likewise.
9958 (combine_instructions): Adjust calls to note_stores.
9959 (try_combine): Likewise.
9960 (record_dead_insn): Remove.
9961 (record_dead_and_set_regs): Adjust calls to note_stores.
9962 (reg_dead_at_p): Likewise.
9963 * cse.c (invalidate_skipped_set): Take additional parameter.
9964 (cse_check_loop_start): Likewise.
9965 (cse_check_loop_start_value): Remove.
9966 (cse_set_around_loop): Adjust calls to note_stores.
9967 * flow.c (notice_stack_pointer_modification): Take additional
9968 parameter. Remove duplicate declaration.
9969 (record_volatile_insns): Adjust calls to note_stores.
9970 * gcse.c (record_set_info): Take additional parameter.
9971 (record_last_set_info): Likewise.
9972 (invalidate_nonnull_info): Likewise.
9973 (record_set_insn): Remove.
9974 (compute_sets): Adjust calls to note_stores.
9975 (last_set_insn): Remove.
9976 (compute_hash_table): Adjust calls to note_stores.
9977 (insert_insn_end_bb): Likewise.
9978 (delete_null_pointer_checks): Likewise.
9979 * global.c (mark_reg_store): Take additional parameter.
9980 (mark_reg_clobber): Likewise.
9981 (reg_becomes_live): Likewise.
9982 (global_conflicts): Adjust calls to note_stores.
9983 (build_insn_chain): Likewise.
9984 * integrate.c (note_modified_parmregs): Take additional parameter.
9985 (mark_stores): Likewise. Make it static.
9986 (save_for_inline_nocopy): Adjust calls to note_stores.
9987 (try_constants): Likewise.
9988 * integrate.h (mark_stores): Remove declaration.
9989 * jump.c (mark_modified_reg): Take additional parameter.
9990 (thread_jumps): Adjust calls to note_stores.
9991 * local-alloc.c (validate_equiv_mem_from_store): Take additional
9993 (no_equiv): Likewise.
9994 (reg_is_set): Likewise.
9995 (validate_equiv_mem): Adjust calls to note_stores.
9996 (update_equiv_regs): Likewise.
9997 (block_alloc): Likewise.
9998 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
9999 (note_addr_stored): Take additional parameter.
10000 (note_set_pseudo_multiple_uses): Likewise.
10001 (record_initial): Likewise.
10002 (prescan_loop): Adjust calls to note_stores.
10003 (strength_reduce): Likewise.
10004 (check_dbra_loop): Likewise.
10005 * regmove.c (flags_set_1): Take additional paramter.
10006 (mark_flags_life_zones): Adjust calls to note_stores.
10007 * reload1.c (mark_not_eliminable): Take additional parameter.
10008 (forget_old_reloads_1): Likewise.
10009 (reload_cse_invalidate_rtx): Likewise.
10010 (reload_cse_check_clobber): Likewise.
10011 (reload_combine_note_store): Likewise.
10012 (move2add_note_store): Likewise.
10013 (reload): Adjust calls to note_stores.
10014 (reload_as_needed): Likewise.
10015 (emit_reload_insns): Likewise.
10016 (reload_cse_regs_1): Likewise.
10017 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
10018 (reload_combine): Adjust calls to note_stores.
10019 * resource.c (update_live_status): Take additional paramter.
10020 (mark_target_live_regs): Adjust calls to note_stores.
10021 * stupid.c (find_clobbered_regs): Take additional parameter.
10022 (stupid_life_analysis): Adjust calls to note_stores.
10024 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
10026 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
10029 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
10032 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
10033 of the variable arm_structure_size_boundary.
10035 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10037 * alias.c (init_alias_analysis): Allocate reg_known_value and
10038 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
10040 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
10041 * cse.c (cse_main): Call end_alias_analysis.
10042 * haifa-sched.c (schedule_insns): Likewise.
10043 * local-alloc. (update_equiv_regs): Likewise.
10044 * reload1.c (reload_cse_regs): Likewise.
10046 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10048 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
10049 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
10050 mapping from MASK_FPU.
10052 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
10054 * sparc.md (call): Don't bound structure return size to 0xfff.
10056 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
10058 * resource.c (mark_target_live_regs): Check that the target
10059 insn wasn't created after compute_bb_for_insn.
10061 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
10063 * ggc-page.c (poison_pages): Don't be overzealous.
10065 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
10067 * alias.c: Update comments for ADDRESS.
10068 (nonlocal_reference_p): Look inside the ADDRESS to determine if
10069 it is a local memory reference.
10071 * c-typeck.c (build_function_call): Check that the built-in
10072 function is of class BUILT_IN_NORMAL before trying to recongize
10073 it as BUILT_IN_ABS.
10074 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
10075 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
10077 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
10079 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
10081 (pre_gcse): Likewise.
10082 (hoist_expr_reaches_here_p): Likewise.
10083 (hoist_code): Likewise.
10084 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
10086 (pre_expr_reaches_here_p_work): ... here.
10087 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
10089 (expr_reaches_here_p_work): ... here.
10091 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
10093 * resource.c (find_basic_block): Delete.
10094 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
10095 (init_resource_info): Call compute_bb_for_insn.
10097 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
10099 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
10100 with already adjacent blocks, but no fallthru.
10101 (merge_blocks_move_successor_nojumps): Simplify.
10102 (debug_flow_info): New.
10104 * toplev.c (rest_of_compilation): Open jump1 dump file before
10105 jump and close after, as opposed to just using dump_rtl.
10107 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10109 * reload.h (earlyclobber_operand_p): Declare.
10110 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
10111 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
10112 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
10113 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
10115 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
10116 Richard Henderson <rth@cygnus.com>
10118 * emit-rtl.c (emit_block_insn_before): New.
10119 (emit_block_insn_after): New.
10120 * basic-block.h: Declare them.
10122 * bitmap.h: Protect from multiple inclusion.
10124 * recog.c (scratch_operand): Handle VOIDmode correctly.
10126 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
10128 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
10129 * function.c (assign_parms): Likewise.
10130 * global.c (global_conflicts): Clarify STACK_REGS commentary.
10132 * reg-stack.c (max_uid): Remove.
10133 (blocks, block_begin, block_end, block_drops_in): Remove.
10134 (block_stack_in, block_out_reg_set, block_number): Remove.
10135 (struct block_info_def, BLOCK_INFO): New.
10136 (enum emit_where): New.
10137 (current_block): New.
10138 (BLOCK_NUM): Remove.
10139 (mark_regs_pat, record_label_references): Remove.
10140 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
10142 (goto_block_pat, print_blocks, dump_stack_info): Remove.
10143 (reg_to_stack): Simplified test for existance of fp code. Use
10144 flow.c code. Call shorten_branches after cross-jump opt.
10145 (check_asm_stack_operands): Renamed from record_asm_reg_life.
10146 Return false if the asm doesn't use stack regs. Don't do life
10147 analysis on the asm.
10148 (emit_pop_insn): Replace function pointer arg `when' with
10149 enum `where'. Update all callers.
10150 (change_stack): Likewise. Update basic block end.
10151 (emit_swap_insn): Use current_block->head to limit reverse search
10152 for start of block. Use emit_block_insn_after.
10153 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
10154 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
10155 structure assignment instead of bcopy.
10156 (print_stack): New.
10157 (convert_regs_entry, convert_regs_exit): New.
10158 (convert_regs_1, convert_regs_2): Split out from convert_regs.
10159 Work on basic blocks and the CFG.
10160 (convert_regs): Use them.
10162 * i386.c (output_fix_trunc): Remove code for DImode input operand
10163 not at top-of-stack.
10164 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
10166 (fix_truncdi_1): Allow any mode scratch.
10168 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
10170 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
10171 * linux.h, netbsd.h, vms.h: Not here.
10173 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
10175 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
10176 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
10177 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
10178 CONDITIONAL_REGISTER_USEAGE): Use them.
10179 * config/mips/mips.c (mips_move_1word,mips_move_2words,
10180 gen_conditional_branch,override_options) : Use them.
10181 * config/mips/mips.md : Use them.
10183 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
10185 * i386.md (zero_extendqihi2): Use SImode register name with andl.
10187 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
10189 * integrate.c (function_cannot_inline_p): Don't allow inlining
10192 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10194 * c-parse.in (cast_expr): Constify.
10196 * cccp.c (special_symbol): Likewise.
10198 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
10200 * dwarf2out.c (base_type_die): Likewise.
10202 * global.c (allocno_compare): Likewise.
10204 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
10206 * regclass.c (fix_register): Likewise.
10208 * rtl.h (fix_register): Likewise.
10210 * stupid.c (stupid_reg_compare): Likewise.
10212 * toplev.c (decode_f_option): Likewise.
10214 * tree.c (build_complex_type): Likewise.
10216 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
10218 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
10220 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10222 * reload.c (find_reloads): Compute mode and nregs fields of all
10224 * reload1.c (calculate_needs_all_insns): Simplify a bit.
10225 (calculate_needs): Use precomputed mode/nregs values.
10226 (allocate_reload_reg): Likewise.
10228 (failed_reload, set_reload_reg): ... new functions.
10229 (choose_reload_regs_init): New function, mostly broken out from...
10230 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
10231 Also lose one #if 0 block.
10233 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
10235 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
10238 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
10240 * tree.h (BLOCK_TYPE_TAGS): Remove.
10241 (BLOCK_END_NOTE): Likewise.
10242 (BLOCK_LIVE_RANGE_FLAG): Likewise.
10243 (BLOCK_LIVE_RANGE_START): Likewise.
10244 (BLOCK_LIVE_RANGE_END): Likewise.
10245 (tree_block): Remove live_range_flag, live_range_var_flag, and
10246 type_tags. Remove end_note, live_range_start, and live_range_end.
10247 (remember_end_note): Remove prototype.
10248 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
10249 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
10251 * ggc-common.c (ggc_mark_tree_children): Don't mark
10252 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
10253 * integrate.c (adjust_copied_decl_tree): Remove.
10254 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
10255 * stmt.c (last_block_end_note): Remove.
10256 (init_stmt): Don't add a GC root for it.
10257 (expand_fixup): Don't set it.
10258 (remember_end_note): Remove.
10259 (expand_end_bindings): Don't set last_block_end_note.
10261 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10263 * reload1.c (reload_reg_free_for_value_p): Show
10264 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
10267 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
10269 * expmed.c (extract_bit_field): Allow for the case of non-integer
10270 objects that are smaller than a word (like SFmode on a 64-bit
10273 * loop.c (basic_induction_var): A non-integer variable which is
10274 being set by a paradoxical subreg is probably not a biv.
10276 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10278 * prefix.c (translate_name) Check for empty prefix string.
10280 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
10282 * Makefile.in (CPP_CROSS_NAME): New variable.
10283 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
10285 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
10286 names of the files to be uninstalled.
10288 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
10290 * collect2.c (IS_DIR_SEPARATOR): Define.
10291 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
10293 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
10296 * haifa-sched.c (add_dependence): Update the true dependency
10297 cache the first time we add a true dependence to the LOG_LINKS chain.
10299 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
10301 * fold-const.c (fold): Fix comment.
10303 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10305 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
10306 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
10307 dbxout_start_new_source_file, dbxout_source_file,
10308 dbxout_source_line, dbxout_finish, dbxout_type_fields,
10309 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
10311 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
10312 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
10313 (dbxout_block): Initialize variable `blocknum'.
10315 * dbxout.h (dbxout_init, dbxout_finish,
10316 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
10317 dbxout_args, dbxout_source_line): Constify a char*.
10319 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
10320 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
10321 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
10322 low_pc_attribute, high_pc_attribute, body_begin_attribute,
10323 body_end_attribute, comp_dir_attribute, sf_names_attribute,
10324 src_info_attribute, mac_info_attribute, producer_attribute,
10325 lookup_filename, generate_macinfo_entry, fundamental_type_code,
10326 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
10327 dwarfout_undef): Constify a char*.
10328 (add_incomplete_type, retry_incomplete_types): Add prototypes.
10330 * dwarfout.h (dwarfout_define, dwarfout_undef,
10331 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
10333 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
10335 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
10336 (MULTILIB_ISA_DEFAULT): New.
10337 (MULTILIB_DEFAULTS): Use it.
10338 * config/mips/mips.c (): Remove the now unnecessary definition
10339 of MIPS_ISA_DEFAULT.
10340 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
10341 unnecessary definition.
10343 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
10345 * arm.md (pic_load_addr): Add constraints to operand 1.
10347 1999-10-25 Bruce Korb <autogen@linuxbox.com>
10349 * fixinc/genfixes: Provide a means for specifying -D options to
10352 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
10354 * arm.c (arm_override_options): Correct initialization of
10355 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
10356 arm_is_strong, and arm_is_6_or_7.
10358 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
10359 (note_set_pseudo_multiple_uses): New function.
10360 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
10361 if a pseudo set in the loop exit is used elsewhere.
10363 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
10365 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
10367 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
10369 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
10370 a single load-address pattern.
10372 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
10374 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
10375 depending on whether or not line-number notes are present.
10377 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10379 * cccp.c (progname, file_buf, default_include, include_file,
10380 macrodef, definition, hashval, wchar_type, user_label_prefix,
10381 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
10382 expand_to_temp_buffer, is_system_include, base_name,
10383 absolute_filename, read_name_map, open_include_file,
10384 record_control_macro, check_precompiled, check_preconditions,
10385 pcfinclude, pass_thru_directive, create_definition,
10386 check_macro_name, comp_def_part, collect_expansion,
10387 check_assertion, read_token_list, assertion_install,
10388 assertion_lookup, eval_if_expression, conditional_skip,
10389 validate_else, skip_quoted_string, quote_string, macarg1,
10390 error_from_errno, install, lookup, hashf, dump_defn_1,
10391 perror_with_name, pfatal_with_name, main, trigraph_pcp,
10392 check_white_space, rescan, handle_directive, monthnames,
10393 special_symbol, do_include, remap_include_file, write_output,
10394 arglist, do_assert, do_unassert, do_line, do_error, do_once,
10395 do_ident, do_sccs, do_xifdef, skip_if_group,
10396 output_line_directive, macroexpand, macarg, change_newlines,
10397 initialize_builtins, make_definition): Constify a char*.
10399 * pcp.h (stringdef): Likewise.
10401 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
10403 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
10406 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
10407 Richard Henderson <rth@cygnus.com>
10409 * alias.c: Include ggc.h.
10410 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
10411 (record_set): Verify enough room in reg_base_value.
10412 (init_alias_analysis): Allocate reg_base_value with xcalloc.
10413 Register it as a GC root.
10414 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
10415 * Makefile.in (alias.o): Depend on ggc.h.
10417 * unroll.c (unroll_loop): Verify the insn before a barrier
10418 is a JUMP_INSN before checking JUMP_LABEL.
10420 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10422 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
10423 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
10424 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
10425 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
10426 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
10427 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
10429 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10431 * output.h (ctors_section, dtors_section, bss_section): Prototype.
10433 * alpha/alpha-interix.h (text_section): Delete prototype.
10434 * alpha/elf.h (text_section): Likewise.
10435 * arm/linux-elf.h (text_section): Likewise.
10436 * arm/linux-telf.h (text_section): Likewise.
10437 * c4x/c4x.h (text_section): Likewise.
10438 * dsp16xx/dsp16xx.h (bss_section): Likewise.
10439 * elfos.h (text_section): Likewise.
10440 * i386/aix386ng.h (text_section): Likewise.
10441 * i386/i386-interix.h (text_section): Likewise.
10442 * i386/sco5.h (text_section): Likewise.
10443 * i386/svr3gas.h (text_section): Likewise.
10444 * nextstep.h (text_section): Likewise.
10445 * psos.h (text_section): Likewise.
10446 * ptx4.h (text_section): Likewise.
10447 * svr3.h (text_section): Likewise.
10448 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
10450 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10452 * final.c (peephole): Delete prototype.
10454 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
10455 (pre_insert_copies): Remove unused variable `bb'.
10457 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
10460 * output.h (peephole): Add prototype.
10462 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
10464 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
10467 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
10469 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
10470 for inlined declarations.
10472 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
10474 * arm.c (logical_binary_operator): New fucntion.
10475 * arm.h (logical_binary_operator): Declare it.
10476 (PREDICATE_CODES): Handle logical_binary_operator.
10477 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
10478 output constraints. Add appropriate splitters.
10479 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
10480 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
10481 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
10483 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10485 * genoutput.c (struct operand_data): New elt eliminable.
10486 (output_operand_data): Write it.
10487 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
10488 (compare_operands): Take it into account.
10489 * recog.h (struct insn_operand_data): New elt eliminable.
10490 * reload1.c (check_eliminable_occurrences, elimination_effects): New
10492 (old_asm_operands_vec, new_asm_operands_vec): Delete.
10493 (eliminate_regs): Move code that detects changes to elimination
10494 target regs into new function elimination_effects.
10495 Delete one #if 0 block.
10496 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
10497 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
10498 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
10499 Only call eliminate_regs for real operands of the insn, not for parts
10500 of its structure or parts matched by things like match_operator.
10501 Use elimination_effects and check_eliminable_occurrences. Use
10502 copy_insn to duplicate the pattern when not in the final pass.
10504 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
10506 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
10509 1999-10-22 Bruce Korb <autogen@linuxbox.com>
10511 * fixinc/README: document the "mach" machine matching test
10512 * fixinc/fixfixes.c: Implement the #else/#endif label fix
10513 * fixinc/fixtests.c: Implement the #else/#endif label test
10514 * fixinc/inclhack.def: utilize these tests and fixes
10515 * fixinc/inclhack.sh: regen
10516 * fixinc/fixincl.x: regen
10517 * fixinc/fixincl.sh: regen
10519 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
10521 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
10524 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
10526 * gcc.1: Document exit codes.
10528 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10530 * calls.c: Include tm_p.h later, so everything we need is defined.
10531 * expr.c: Likewise.
10532 * function.c: Likewise.
10534 * except.c: Include tm_p.h.
10536 * sparc.c: Likewise.
10537 (dwarf2out_cfi_label): Don't prototype.
10538 (check_return_regs, epilogue_renumber,
10539 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
10540 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
10541 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
10542 ultra_schedule_insn): Add static prototype.
10543 (data_segment_operand, text_segment_operand): Call itself with the
10544 proper number of arguments.
10545 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
10547 * sparc.h: Move all declarations to sparc-protos.h.
10548 (SELECT_RTX_SECTION): Pass a missing MODE argument to
10551 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
10553 * config/svr4.h (text_section, ctors_section, dtors_section): Add
10555 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
10556 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
10557 ASM_OUTPUT_ASCII): Constify a char*.
10559 * sparc-protos.h: New file for sparc prototypes.
10561 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10563 * function.c (record_insns, contains): Always declare and define.
10564 (record_insns): Mark with ATTRIBUTE_UNUSED.
10566 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
10568 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
10569 to .section when outputting a .bss section to deal with multiple
10570 .bss input sections (as happens with -fdata-sections)
10571 Also output %progbits, not @progbits so the assembler doesn't treat as
10573 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
10575 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
10576 thumb parts even when building with non-thumb CPUs, by forcing
10579 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
10581 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
10582 (movdf_const_intreg_sp64): Similarly.
10584 * local-alloc.c (update_equiv_regs): Check the correct insn
10585 for pre-existing REG_EQUIV notes.
10587 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
10589 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
10590 block reached by a branch if we're not going to actually process
10593 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
10595 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
10596 a local extern function declaration.
10598 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
10600 * i386.c (ix86_expand_prologue): Properly wrap USE around
10601 reg for CALL_INSN_FUNCTION_USAGE.
10603 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
10605 * config/mips/mips.md (movdf_internal1a): Allow floating-point
10606 move between GP_REGs.
10608 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
10610 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
10611 the mode size when finding out if an offset is legal.
10613 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
10615 * basic-block.h (PROP_*): Move constants from ...
10616 * flow.c: ... here.
10617 (compute_bb_for_insn): Free the array before reallocating.
10618 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
10619 (allocate_reg_life_data): Reset all reg variables collected by
10621 (get_block_head_tail): Don't convert from bb to block.
10622 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
10623 (find_insn_reg_weight): Take block not bb.
10624 (schedule_block): Don't set block num for moved insns.
10625 (schedule_region): Don't update_life_info or find_insn_reg_weight.
10626 (schedule_insns): Do it here instead.
10627 * combine.c (combine_instructions): Invoke compute_bb_for_insn
10628 before update_life_info.
10629 * recog.c (split_all_insns, peephole2_optimize): Update for
10630 new arg to update_life_info.
10631 * rtlanal.c (remove_note): Cope with NULL note.
10632 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
10635 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
10637 * jump.c (jump_optimize_1): More accurately detect casesi insns.
10639 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
10640 block records so that merge_blocks_nomove will clean up correctly.
10641 (split_edge): Handle casesi insns.
10643 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
10645 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
10647 * pa.md (call, call_value): Do not emit a blockage after restoring
10650 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
10652 * c-typeck.c (c_expand_asm_operands): Fix typo.
10654 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10656 * arm.c (fpu_rhs_operand): Verify modes.
10657 (fpu_add_operand): Likewise.
10658 (di_operand): Likewise.
10659 (soft_df_operand): Likewise.
10661 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
10663 * arm.c (arm_return_in_memory): APCS rules state that the elements
10664 of a structure returned in a register must be 'integer-like'.
10666 1999-10-19 Bruce Korb <autogen@linuxbox.com>
10668 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
10669 in the source tree when the generated targets are out of date
10670 * fixinc/genfixes: Alter it to run individual fixes for make.
10671 * fixinc/README: rewrite
10672 * fixinc/inclhack.def: moved initial comments to README
10674 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
10676 * toplev.c (main): Do not generate an error message if an
10677 unrecognised command line switch is recognisable by another
10678 language. If extra_warnings are enabled, then generate a
10679 warning message instead.
10681 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
10683 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
10684 (insert_pack_attributes): Delete prototype.
10686 * c-pragma.c (default_alignment): New static variable.
10687 (push_alignment): Initialize to current effective alignment.
10688 (pop_alignment): Use to set new alignment.
10689 (insert_pack_attributes): Delete function.
10690 (handle_pragma_token): Set default_alignment as well each time
10691 a #pragma pack(<n>) is encountered.
10693 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
10695 * reg-stack.c (stack_result): Aggregates are not returned in
10698 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10700 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
10702 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
10704 * basic-block.h (set_block_num): Declare.
10705 * flow.c (update_life_info): Don't call compute_bb_for_insn
10706 or free_basic_block_vars.
10707 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
10708 (insn_orig_block): Remove.
10709 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
10710 (schedule_block): Keep BLOCK_NUM up-to-date.
10711 (schedule_insns): Use compute_bb_for_insn.
10712 * recog.c (split_all_insns): Likewise.
10713 (peephole2_optimize): Likewise.
10715 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
10717 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
10718 if the pic register is used.
10720 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10722 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
10723 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
10724 if that tests TREE_PERMANENT.
10726 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
10728 * cse.c (invalidate_for_call): Do not remove memory references from
10729 the table here. It's handled elsewhere.
10731 * haifa-sched.c (add_dependence): Protect references to the
10732 true dependency cache with #ifdef INSN_SCHEDULING.
10733 (remove_dependence): Similarly.
10735 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
10736 to the cfg code that this is a return instruction.
10737 * mn10300.md (return_internal): Similarly.
10739 * combine.c (get_last_value): If the last set of a register
10740 is after subst_low_cuid, then we can not use it to determine
10741 the register's last value.
10743 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
10745 * Makefile.in: Back out previous change.
10747 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
10749 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
10751 * haifa-sched.c (add_dependence): Only check/update the cache
10753 (remove_dependence): Likewise.
10754 (schedule_insns): Only create the true_dependency_cache if the
10755 average number of instructions in a basic block is very large.
10757 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
10759 * Makefile.in (ggc-common.o): Depend on genrtl.h.
10760 (ggc-simple.o): Likewise.
10761 (ggc-page.o): Likewise.
10763 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
10765 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
10766 Prototype for exported functions.
10767 (pre_lcm, pre_rev_lcm): Remove prototypes.
10768 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
10769 (compute_available): Move to lcm.c, and change parameter order.
10770 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
10771 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
10772 (gcse_main): No longer call compute_preds_succs. Rebuild the
10773 set table after reach pre pass.
10774 (pre_insert_map, pre_delete_map, edge_list): New.
10775 (alloc_pre_mem): Allocate edge vectors.
10776 (free_pre_mem): Delete edge vectors.
10777 (compute_pre_data): Call new edge based lcm routines.
10778 (process_insert_insn): New function.
10779 (insert_insn_end_bb): Use it.
10780 (pre_edge_insert): New function.
10781 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
10783 (pre_insert_copies): Revamp using new edge based lcm outputs.
10784 (pre_delete): Likewise.
10785 (one_pre_gcse_pass): Insert & remove fake edges to the exit
10787 (compute_code_hoist_vbeinout): New new edge based routines.
10788 * lcm.c: Remove all the old LCM functions. Replace with new ones
10789 that work with the new cfg datastructures and work with edges
10792 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10794 * reload.h (struct reload): Add new fields "mode" and "nregs".
10795 * reload1.c: Change all occurrences of reload_mode and reload_nregs
10796 to reference the "mode" and "nregs" field within struct reload.
10798 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
10800 * haifa-sched.c (true_dependency_cache): New.
10801 (add_dependence): Use the true dependency cache to avoid expensive
10802 walks down the LOG_LINKS dependency list. Add entries to the
10803 cache as necessary.
10804 (remove_dependence): Remove entries from the true dependency cache
10806 (schedule_insns): Allocate and initialize and free the true
10809 * haifa-sched.c (schedule_insns): Do not remove inter-block
10810 dependencies anymore.
10812 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
10814 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
10815 * i386/t-winnt: Likewise.
10817 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
10819 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
10821 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
10823 * Makefile.in (LANGUAGES): Omit "proto".
10824 (clean): Remove stale comment about removing unprotoize.c.
10826 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10828 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
10829 using arithmetic on void pointers.
10831 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
10833 * haifa-sched.c (compute_block_forward_dependencies): Only check
10834 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
10836 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
10838 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
10839 (expr_equiv_p): Reject memories with different alias sets.
10841 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
10843 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
10844 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
10845 (f_options): Add "bounded-pointers" and "bounds-check" entries.
10846 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
10847 (lang_init): Set default for flag_bounds_check if still "unspecified".
10849 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10851 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
10853 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10855 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
10858 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10860 * config/c4x/c4x.md (*db_noclobber,
10861 *decrement_and_branch_until_zero_noclobber): New patterns and
10862 associated splitters.
10864 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10866 * config/c4x/c4x.md (parallel instruction patterns): Rework
10867 constraints to keep reload happy.
10869 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10871 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
10872 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
10873 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
10874 Add new patterns and associated post-reload splitters.
10876 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10878 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
10880 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10882 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
10884 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
10886 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10888 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
10891 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
10893 * pa.c (move_operand): Rely on memory_address_p to determine the
10894 validity of non-indexed memory addresses.
10895 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
10896 operand in DFmode and SFmode when generating PA2.0 code.
10898 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
10900 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
10902 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
10904 * mips.c (function_prologue): Fix argument types.
10905 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
10906 (casesi_internal): Write to the scratch register.
10908 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
10910 * cppexp.c (cpp_parse_escape): Make static. Change second arg
10912 (parse_charconst): Delete unnecessary cast when calling
10914 (cpplib.h): Kill prototype of cpp_parse_escape.
10916 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
10918 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
10919 * unroll.c (unroll_loop): Cast return value of alloca.
10920 * i370/i370.c: Include function.h and toplev.h.
10921 (i370_label_scan): Remove c++ commented abort.
10922 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
10923 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
10924 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
10925 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
10927 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
10929 * config/t-freebsd: Do not override USER_H.
10930 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
10932 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
10933 Mumit Khan <khan@xraylith.wisc.edu>
10935 * c-parse.in (component_decl): Support anonymous struct/union.
10937 * c-parse.y: Regenerate.
10938 * c-parse.c: Likewise.
10939 * objc/objc-parse.y: Likewise.
10940 * objc/objc-parse.c: Likewise.
10941 * c-decl.c (finish_struct): Don't sort the fields.
10942 (field_decl_cmp): Delete unused function.
10944 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
10946 * sparc.md (movsf_const_intreg): Revert last constraint change.
10947 (movdf_const_intreg_sp32): Likewise.
10949 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
10951 * cse.c: Include hashtab.h instead of splay-tree.h
10952 (struct cse_reg_info): No longer use variant union. Add new
10953 field "regno". All references changed to avoid union.
10954 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
10955 (free_cse_reg_info): Remove.
10956 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
10957 (get_cse_reg_info): Revamp to use expandable hash tables instead
10958 of splay trees. Initialize new fields in cse_reg_info structure.
10959 (new_basic_block): Similarly.
10961 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
10963 * genrecog.c (message_with_line): Prototype.
10964 (validate_pattern): Pass along the set for the dest, not a flag.
10965 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
10966 Check for PC/CC0 as sources.
10967 (nodes_identical): Check for children position match before
10968 allowing the combination.
10970 * rtl.c (read_rtx): Track line number across \\\n.
10972 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
10974 * mips.h (SPECIAL_MODE_PREDICATES): New.
10975 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
10976 (movdi+1, movsi+1): Add output reload constraint.
10977 (casesi_internal): Likewise. Fix commentary.
10978 (return_internal): Use pmode_register_operand.
10980 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
10982 * 1750a.md (movstrqi): Add missing output reload constraint.
10983 (call_value): Likewise.
10984 * a29k.md (cpxxx patterns): Add missing match_operator mode.
10985 (jmpfdec): Add missing inout reload constraint.
10986 * elxsi.md (addsi patterns): Add missing output reload constraint.
10987 (move from sp): Use @ alternates.
10988 (call_value): No constraint on output.
10989 * fr30.md (movsi_pop): Add missing output reload constraint.
10990 (movsf_constant_store): Likewise.
10991 (splits): Remove constraints.
10992 (subsi3): Add missing mode.
10993 * i370.md (cmpstrsi+1): Add missing output reload constraint.
10994 (call_value): Likewise.
10995 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
10996 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
10997 * m32r.md (movsicc_internal): Add output reload constraint.
10998 (movstrsi_internal): Add inout reload constraints.
10999 * m88k.h (reg_names): Don't declare.
11000 (SPECIAL_MODE_PREDICATES): New.
11001 * m88k.md (*): Use register_operand not reg_or_0_operand
11003 * mn10200.h (PREDICATE_CODES): New.
11004 * ns32k.md (ffs pattern): Add output reload constraint.
11005 * pdp11.md (sob pattern): Add inout reload constraint.
11006 * sh.md (splits): Remove constraints.
11007 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
11008 * v850.md (pattern_is_ok_for_epilogue): Likewise.
11009 * vax.md (jgequ pattern): Add inout reload constraint.
11011 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
11013 * configure.in (djgpp): Revert previous patch.
11014 * configure: Rebuit.
11015 * config/i386/djgpp.h: Revert previous patch.
11017 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
11019 * fixinc/inclhack.def: Restore patch lost during last merge of
11020 "no_bogosity" branch.
11021 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11023 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
11025 * fixincludes: Add a HPUX 11 fix for inttypes.h.
11026 * fixinc/inclhack.def: Same.
11027 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
11029 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
11031 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
11032 as the base of a PLUS.
11034 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11036 * config/c4x/c4x.md: Define mode for remaining unspec operators.
11037 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
11039 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
11041 * pa.md (post_stw+1): Use pmode_register_operand.
11042 (dcacheflush, icacheflush): Likewise.
11044 * i386.md (movstricthi_1): Allow r/r.
11046 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
11048 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
11049 to (not (and (arg0) (arg1))). Similary for and.
11051 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
11052 fallthrough to associate code.
11053 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
11056 * combine.c (simplify_logical): Convert XOR to IOR if operands have
11057 no bits in common; remove XOR to ROTATE conversion.
11059 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11061 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
11063 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11065 * config/c4x/c4x.c (dst_operand): New.
11066 (PREDICATE_CODES): Update.
11067 * config/c4x/c4x.h (dst_operand): Declare it.
11068 * config/c4x/c4x.md: Define mode for each unspec usage.
11069 (move patterns): Use dst_operand predicate instead of src_operand.
11070 (movqi_update, movqf_update): Delete.
11072 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
11074 * recog.c (pmode_register_operand): New.
11075 * recog.h: Declare it.
11076 * genrecog.c (pred_codes): Likewise.
11077 (special_mode_pred_table): Likewise.
11078 (validate_pattern): Don't warn no mode for address_operand.
11080 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
11081 if the operand is not insn-like.
11083 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
11084 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
11086 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
11088 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
11090 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
11091 instead of general_operand in a SET_DEST. Use const_double_operand
11092 instead of an explicit test against CONST_DOUBLE.
11093 (movsf_const_lo): Add missing register mode.
11094 (goto_handler_and_restore): Add auxiliary test for Pmode.
11095 (flush): Adjust to use address_operand.
11096 (return_sf_no_fpu): Add missing output constraint.
11098 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
11100 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
11101 for call return value.
11102 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
11104 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
11106 * toplev.c (main): Only warn about options for other languages.
11107 * collect2.c (main): Pass -w to sub-gcc.
11109 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
11111 * flow.c (propagate_block): Add call-clobbered registers to
11114 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
11115 zapping mem_set_list.
11116 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
11117 (mark_set_1, mark_used_regs): Likewise.
11119 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
11121 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
11123 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11125 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
11126 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
11127 options. Also add a new item "C-only Warning Options" to the
11130 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
11132 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
11133 from multiple calls.
11135 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
11137 * i386.md (call value patterns): Move to the end of the file.
11138 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
11140 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
11142 * configure.in (djgpp configuration): Define extra_objects..
11143 * configure: Rebuilt.
11144 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
11145 (DTORS_SECTION_ASM_OP): Define.
11146 (INIT_SECTION_ASM_OP): Define.
11147 (FINI_SECTION_ASM_OP): Define.
11148 (DATA_SECTION_ASM_OP): Define.
11149 (TEXT_SECTION_ASM_OP): Define.
11150 (EH_FRAME_SECTION_ASM_OP): Define.
11151 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
11152 (STARTFILE_SPEC): Add crtbegin.o.
11153 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
11154 to here from LINK_COMMAND_SPEC.
11155 (DO_GLOBAL_CTORS_BODY): Define.
11156 (CRTSTUFF_USE_FINI_SECTION): Define
11157 (HAS_INIT_SECTION): Delete.
11159 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
11161 * Makefile.in (all.cross): Depend on xcpp$(exeext).
11163 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
11165 * pa.h (PREDICATE_CODES): New.
11167 * genrecog.c (validate_pattern): Condense the destination
11168 non-lvalue message.
11170 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
11172 * alpha.md (call-1): Supply missing mode for operator.
11173 (*): Add missing output reload constraints. Remove constraints
11174 from define_splits.
11176 * i386.h (SPECIAL_MODE_PREDICATES): New.
11177 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
11178 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
11179 (addsi_lea_3): Add missing mode for op 3.
11180 (prologue_set_got, prologue_get_pc): Add missing modes.
11181 (*) Add missing output reload constraints.
11183 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
11185 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
11186 check for member bit-size overflow and use var_size if it occurs.
11187 (layout_record): Use bitsize_int() to define the type size in bits.
11188 Likewise for computation and assignment to DECL_FIELD_BITPOS.
11189 (layout_decl): Likewise when assigning to DECL_SIZE.
11191 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
11193 * genrecog.c (validate_pattern): Typo last change. Verify
11194 that output operands have output reloads.
11196 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
11198 * genrecog.c (special_mode_pred_table): New.
11199 (NUM_SPECIAL_MODE_PREDS): New.
11200 (find_operand): New.
11201 (validate_pattern): New argument `insn'. Warn for assignment to
11202 any predicate accepting non-lvalues. Conditionaly warn for
11203 match_operand without a mode. Try much harder to match source
11204 and destination modes on a set.
11205 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
11207 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
11209 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
11211 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
11213 * combine.c (simplify_logical): Recognize xor pattern that encodes
11216 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11218 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
11221 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
11223 * ggc-page.c (MAP_FAILED): Provide default.
11225 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
11227 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
11228 * sparc.h (PREDICATE_CODES): Update.
11230 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
11232 * alpha.c (some_ni_operand): New.
11233 * alpha-protos.h: Declare it.
11234 * alpha.h (PREDICATE_CODES): Update.
11235 * alpha.md (sXaddq reload insns): Use some_ni_operand
11236 for SET_DEST instead of some_operand.
11238 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
11239 Jim Wilson <wilson@cygnus.com>
11241 * genrecog.c (maybe_both_true_2): Don't compare modes of
11243 (process_tree): Elide peephole2_insns. Invoke simplify_tests
11244 after find_afterward.
11245 (debug_decision_1): Dump next and afterward codes.
11247 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
11249 * rtl.c (dump_and_abort): Remove.
11250 (fatal_with_file_and_line): New.
11251 (fatal_expected_char): New.
11252 (read_rtx_lineno, read_rtx_filename): New.
11253 (read_skip_spaces): Track line number.
11254 (read_name): Use fatal_with_file_and_line.
11255 (read_rtx): Use fatal_expected_char. Track line number.
11256 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
11258 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
11259 if it isn't a CODE_LABEL.
11261 * genattr.c (main): Set read_rtx_filename.
11262 * genattrtab.c (main): Likewise.
11263 * gencodes.c (main): Likewise.
11264 * genconfig.c (main): Likewise.
11265 * genemit.c (main): Likewise.
11266 * genextract.c (main): Likewise.
11267 * genflags.c (main): Likewise.
11268 * genopinit.c (main): Likewise.
11269 * genoutput.c (main): Likewise.
11270 * genpeep.c (main): Likewise.
11272 * genrecog.c (decision_test.u.insn): Add `lineno'.
11273 (pattern_lineno, error_count): New variables.
11274 (message_with_line): New.
11275 (add_to_sequence): Break out checking code to ...
11276 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
11277 (merge_insn): Use message_with_line.
11278 (make_insn_sequence): Use validate_pattern. Record insn lineno.
11279 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
11281 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11283 * expr.c (store_constructor): Clear union if constructor is empty.
11285 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
11287 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
11288 Add !endian checks. Change %{...} to %(...).
11290 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
11292 * i386.md (*addsi3_cc): Renamed from addcsi3.
11293 (*addsi3_carry): Renamed from addxsi3.
11294 (*subsi3_cc): Renamed from subcsi3.
11295 (*subsi3_carry): Renamed from subxsi3.
11296 (*xorqi_cc_1): Renamed from xorcqi_1.
11297 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
11298 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
11300 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
11302 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
11303 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
11305 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
11307 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
11308 climb up the chain of insns.
11310 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
11312 * genrecog.c (write_subroutine): Careful for null trees.
11313 (process_tree): Don't elide empty functions.
11315 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
11317 * Makefile.in (genrtl.o): Depend on ggc.h.
11318 * configure.in (valloc): Probe for it.
11319 (with-gc): Use ggc-page if valloc present.
11320 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
11321 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
11322 (ggc_alloc_string): Moved from ggc-page.c.
11323 * ggc-none.c (ggc_alloc_obj): New.
11324 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
11325 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
11326 (struct globals): Likewise for dev_zero_fd.
11327 (init_ggc): Likewise for it's initialization.
11328 (ggc_allocated_p): Move careful dereference from ...
11329 (ggc_lookup_page_table): ... here. Delete.
11330 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
11331 (alloc_anon): Use valloc if no mmap.
11332 (release_pages): Use free if using valloc.
11333 (ggc_alloc_obj): Renamed from alloc_obj.
11334 (ggc_set_mark): Renamed from mark_obj.
11335 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
11336 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
11337 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
11338 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
11339 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
11340 (ggc_collect): Use fp printing instead of our own rounding.
11341 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
11342 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
11343 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
11344 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
11345 (struct ggc_string, struct ggc_any): Delete.
11346 (offsetof): Provide default definition.
11347 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
11349 (struct ggc_mem): New, from corpse of ggc_any.
11350 (struct ggc_status): Delete.
11351 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
11352 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
11353 (n_strings_collected, n_anys_collected): Delete.
11354 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
11355 (ggc_alloc_string, ggc_alloc): Delete.
11356 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
11357 (ggc_free_string, ggc_free_any): Delete.
11358 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
11359 (ggc_compare_addresses, ggc_mark_string): Delete.
11360 (ggc_mark_string_if_gcable, ggc_mark): Delete.
11361 (search_data): Delete.
11362 (struct globals): New.
11363 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
11364 (tree_insert, tree_lookup): New.
11365 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
11366 (clear_marks, sweep_objs): New.
11367 (ggc_collect): Gut. Use clear_marks, sweep_objs.
11368 (init_ggc): Set allocated_last_gc.
11369 (ggc_push_context): Gut. Use G.context.
11370 (ggc_pop_context): Likewise.
11371 (ggc_pop_context_1): New.
11372 (debug_ggc_tree): New.
11373 (debug_ggc_balance, tally_leaves): New.
11374 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
11375 (ggc_mark_string_if_gcable): Remove decl.
11376 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
11377 (ggc_mark_rtvec_children): New.
11378 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
11379 (ggc_mark_if_gcable): New decl.
11380 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
11381 (ggc_alloc_tree, ggc_alloc): Likewise.
11382 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
11383 (ggc_alloc_obj): New decl.
11384 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
11385 (ggc_alloc_tree, ggc_alloc): Likewise.
11386 (ggc_set_mark): New decl.
11387 * rtl.h (struct rtx_def): Remove gc_mark.
11388 (struct rtvec_def): Likewise.
11389 * tree.h (struct tree_common): Likewise.
11391 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
11393 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
11394 float_format and thread_file definitions.
11395 * configure: Rebuilt.
11397 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
11399 * extend.texi (Function Names): Document types of function names.
11401 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11403 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
11404 an earlyclobbered output conflict with RELOAD_INPUT reloads.
11406 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11408 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
11410 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11412 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
11414 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
11416 * collect2.c (main): Do prelimnary link on AIX if rflag.
11418 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11420 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
11421 __CTOR_LIST__ in opposite order, which is the correct order for sorted
11423 (__do_global_dtors): similarly for __DTOR_LIST__.
11425 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11426 Diego Novillo <dnovillo@cygnus.com>
11428 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
11431 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
11433 * fixincl/*: Merged "no_bogosity" branch
11434 * fixincl/fixlib.h: protect against doubly defining t_bool
11435 * fixincl/server.h: protect against doubly defining t_bool
11437 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
11439 * genoutput.c: Include toplev.h.
11441 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
11443 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
11445 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
11446 * configure: Regenerate.
11448 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
11450 * gcse.c (delete_null_pointer_checks): Returns void.
11452 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11454 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
11455 * emit-rtl.c (copy_insn_1): Likewise.
11457 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
11459 * config/mips/mips.c (mips_build_va_list): Correct
11460 TREE_CHAIN setting when hard-float.
11461 (mips_va_start): Use corrected setting.
11462 (mips_va_arg): Likewise. Also pass a tree to build of
11463 POSTINCREMENT_EXPR rather than a naked 'int'.
11465 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
11467 * ggc.h (ggc_push_context): Fix comment.
11468 (ggc_pop_context): Likewise.
11469 (mark_string_if_gcable): Likewise.
11470 * ggc-common.c (ggc_mark_rtx_children): Use
11471 ggc_mark_string_if_gcable.
11472 * ggc-page.c (ggc_lookup_page_table): New function.
11473 (ggc_allocated_p): Likewise.
11474 (mark_obj): Fix formatting.
11475 (ggc_mark_string_if_gcable): New function.
11476 * ggc-simple.c (ggc_allocated_strings): New variable.
11477 (ggc_strings_used): Likewise.
11478 (ggc_compare_addresses): New function.
11479 (ggc_pop_context): Pop the `any' memory too.
11480 (ggc_mark_string_if_gcable): New function.
11481 (ggc_collect): Initialize and tear down ggc_allocated_strings.
11483 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
11485 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
11486 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
11487 * rs6000.c (expand_block_move): Match movstrsi_?reg register
11490 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
11492 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
11493 (sched_reg_live_length, sched_reg_basic_block): Delete.
11494 (current_block_num, bb_live_regs, old_live_regs): Delete.
11495 (dead_notes, struct sometimes): Delete.
11496 (sched_note_set, birthing_insn_p): Delete.
11497 (adjust_priority): Gut useless reg lifetime code.
11498 (create_reg_dead_note, attach_deaths): Delete.
11499 (attach_deaths_insn, new_sometimes_live): Delete.
11500 (finish_sometimes_live): Delete.
11501 (find_pre_sched_live, find_post_sched_live): Delete.
11502 (update_reg_usage): Delete.
11503 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
11504 (schedule_insns): Delete reg lifetime code.
11505 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
11506 (unlink_other_notes): Adjust REG_NOTE commentary.
11507 (reemit_notes): Use REG_SAVE_NOTE.
11508 (schedule_block): Likewise.
11509 (schedule_region): Allocate bitmap of blocks in region. Use
11510 count_or_remove_death_notes. Use update_life_info.
11512 * rtl.h (REG_SAVE_NOTE): New.
11513 * rtl.c (reg_note_name): Update.
11515 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
11517 * combine.c (refresh_blocks, need_refresh): New.
11518 (combine_instructions): Allocate refresh_blocks. Invoke
11519 update_life_info if needed.
11520 (distribute_notes): Mark refresh_blocks instead of installing
11522 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
11523 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
11525 * Makefile.in (recog.o): Depend on basic-block.h.
11527 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
11529 * genrecog.c (add_to_sequence): Thinko last change: delete
11530 shadowing allow_const_int variable.
11532 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11534 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
11535 __GNUC__ and __GNUC_MINOR__.
11537 * gansidecl.h: Likewise.
11543 * toplev.h: Likewise.
11545 * tree.c: Likewise.
11547 * tree.h: Likewise.
11549 * varray.c: Likewise.
11551 * varray.h: Likewise.
11553 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11555 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
11556 use one before a jump table.
11558 * rtl.def (ADDRESS): Change documentation to match reality.
11559 * md.texi: Don't document it.
11560 * gmicro.md (load address pattern): Use 'p' constraint, delete use
11563 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
11565 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
11567 * genrecog.c (add_to_sequence): Move allow_const_int test outside
11568 known predicate block; default allow_const_int true.
11569 (debug_decision_list): New.
11571 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
11573 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
11575 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
11577 * gcse.c (gcse_main): Avoid global optimizations if we have a
11578 large number of basic blocks and the ratio of edges to blocks
11580 (delete_null_pointer_checks): Likewise.
11582 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
11584 * c-common.c (check_format_info): Warn if format string isn't a
11587 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11589 * configure.in (arm*-*-*): Don't let autoconf remove brackets
11590 * configure: regenerate
11592 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
11594 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
11595 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
11596 (peepholes): Re-enable.
11598 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
11600 * Makefile.in (flow.o): Depend on TREE_H.
11601 * basic-block.h (REG_SET_EQUAL_P): New.
11602 (XOR_REG_SET): New.
11603 (n_edges): Declare.
11604 (free_regset_vector): Remove declaration.
11605 (flow_delete_insn_chain): Declare.
11606 (enum update_life_extent): New.
11607 (update_life_info, count_or_remove_death_notes): Declare.
11608 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
11609 Verify register live at bb->global_live_at_start before adding USE.
11610 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
11611 (CLEAN_ALLOCA): New.
11613 (PROP_*): New flags.
11614 (find_basic_blocks_1): Use alloc_EXPR_LIST.
11615 (clear_edges): Zero n_edges.
11616 (make_edge): Increment n_edges.
11617 (split_edge): Don't allocate bb->local_set. Increment n_edges.
11618 (flow_delete_insn_chain): Export.
11619 (delete_block): Decrement n_edges.
11620 (merge_blocks_nomove): Likewise.
11621 (life_analysis): Give life_analysis_1 PROP flags.
11622 (verify_wide_reg_1, verify_wide_reg): New.
11623 (verify_local_live_at_start): New.
11624 (update_life_info): Rewrite to call into propogate_block.
11626 (mark_regs_live_at_end): After reload, if epilogue as rtl,
11627 always mark stack pointer. Conditionally mark PIC register.
11628 After reload, mark call-saved registers, return regsiters.
11629 (life_analysis_1): Accept PROP flags not remove_dead_code.
11630 Call mark_regs_live_at_end before zeroing regs_ever_live.
11631 Use calculate_global_regs_live. Copy global_live_at_end before
11632 calling final propagate_block. Zero reg_next_use on exit.
11633 (calculate_global_regs_live): New.
11634 (allocate_bb_life_data): Don't allocate bb->local_set.
11635 (init_regset_vector, free_regset_vector): Remove.
11636 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
11637 Test flags before every operation. Warn if prologue/epilogue insn
11638 would have been deleted.
11639 (mark_set_regs, mark_set_1): Accept and use FLAGS.
11640 Use alloc_EXPR_LIST.
11641 (mark_used_regs): Accept and use FLAGS, not FINAL.
11642 Remove special handling for RETURN.
11643 (try_pre_increment): Use alloc_EXPR_LIST.
11644 (dump_flow_info): Dump n_edges.
11645 (unlink_insn_chain, split_hard_reg_notes): Remove.
11646 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
11647 (find_insn_with_note, new_insn_dead_notes): Remove.
11648 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
11649 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
11650 (replace_insns): Remove.
11651 (count_or_remove_death_notes): New.
11652 (verify_flow_info): Abort on error after all checks.
11653 (remove_edge): Decrement n_edges.
11654 (remove_fake_edges): Tweek format.
11655 * haifa-sched.c (schedule_insns): Use split_all_insns.
11656 * output.h (update_life_info): Remove declaration.
11657 * recog.c (split_all_insns): From the corpse of split_block_insns,
11658 do the whole function block by block. Use update_life_info.
11659 (recog_last_allowed_insn): New.
11660 (recog_next_insn): Mind it.
11661 (peephole2_optimize): Set it. Walk backwards through blocks.
11662 Use update_life_info.
11663 * rtl.h (update_flow_info, replace_insns): Remove declarations.
11664 (split_all_insns): Declare.
11665 * toplev.c (rest_of_compilation): Thread prologue before flow2.
11666 Use split_all_insns.
11668 * i386.md (or -1 peep2s): Disable.
11670 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
11672 * config/mips/mips.md (movstrsi+[123]) : Combine these into
11673 a single pattern. Scrap the 'd' versions as unnecessary.
11675 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
11676 tablejump_mips162,tablejump_internal4): The operands to a
11677 label_ref must be VOIDmode.
11679 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11681 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
11683 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11685 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
11687 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11689 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
11690 cache every function if ggc_p.
11692 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11694 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
11695 instead of copy_rtx. Accept sequences that contain asm statements.
11696 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
11697 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
11698 orig_asm_operands_vector, copy_asm_operands_vector,
11699 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
11701 * rtl.h (copy_insn, copy_insn_1): Declare.
11703 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11705 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
11707 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
11708 arguments to `current_file_function_operand'.
11710 * genrecog.c: Include hard-reg-set.h and resource.h in the
11711 generated output file.
11713 * real.c: Include tm_p.h.
11715 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11717 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
11720 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
11722 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
11723 before the fctiwz insn.
11725 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11726 Mark Mitchell <mark@codesourcery.com>
11728 * tree.c (make_lang_type_fn): New funtion pointer.
11729 (make_lang_type): Call it.
11730 * tree.h (make_lang_type): Declare.
11731 (make_lang_type_fn): Likewise.
11732 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
11734 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
11736 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
11737 make sure that HIGH instructions are copied into BASE_REGS.
11739 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
11741 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
11743 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
11745 * c-decl.c (finish_struct): Use simpler method of
11746 removing elements of a singly-linked list.
11748 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
11750 * alpha.md (peephole2's): Comment out peephole2's that generate
11753 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
11755 * genrecog.c (add_to_sequence): Disable mode check for
11758 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11760 * ggc-simple.c (init_ggc): Set empty_string.
11762 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
11764 * configure.in: Detect mmap. Add --with-gc=foo to select
11765 garbage collector; default to page if mmap available.
11766 * Makefile.in (GGC): Substitute.
11768 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
11770 * c-decl.c (ggc_p): Enable.
11772 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11774 * flow.c (verify_flow_info): Make it extern & unconditionally define.
11776 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
11778 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
11779 string for little-endian-data.
11781 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
11783 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
11784 case somebody tries to compile --enable-checking code with gcc
11787 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
11789 * genrecog.c (add_to_sequence): Verify operand to label_ref is
11792 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
11794 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
11795 * jump.c (jump_optimize_1): Document why.
11797 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11799 * collect2.c (scan_prog_file, scan_libraries): Prototype function
11800 pointers and casts for `int_handler' and `quit_handler'.
11802 * flow.c (verify_flow_info, split_hard_reg_notes,
11803 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
11804 remove_edge, remove_fake_successors): Add static prototypes.
11805 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
11806 (mark_set_1): Initialize variable `regno'.
11807 (unlink_insn_chain): Likewise for variable `curr'.
11808 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
11810 * loop.c (strength_reduce): Initialize variable
11811 `unrolled_insn_copies'.
11812 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
11813 prototypes. Change these functions to take const PTR parameters
11814 to avoid prototype conflict when used as the comparson argument
11816 (check_dbra_loop): Initialize variable `comparison_val'.
11818 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
11819 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
11820 (find_valid_class): Initialize variable `best_class'.
11821 (find_reloads): Call memcpy, not bcopy.
11823 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
11824 (hard_reg_use_compare): Don't needlessly cast away const.
11825 (reload_reg_class_lower): Likewise.
11826 (choose_reload_regs): Initialize variable `regno'.
11828 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
11830 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
11832 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
11834 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
11835 ({,d}discard): Add forward declarations. Declare parameter as
11837 (main_without_main): Explicitly declare return type to be int.
11838 (memcpy): Properly declare.
11840 * libgcc2.c (toplevel): If inhibit_libc is defined and not
11841 building the trampoline support, declare malloc, free, and
11843 (__clear_cache): Mark arguments as potentially unused.
11845 * frame.c (toplevel): If inhibit_libc is defined, declare
11848 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
11850 * flow.c (make_edge): Accept an optional 2D bitmap in which
11851 to cache edge existence. Update all callers.
11852 (make_label_edge, make_eh_edge): Pass through the edge cache.
11853 (make_edges): Provide the cache.
11855 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11857 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
11859 (local_mbtowc): Change the type of variable `i' from int to size_t.
11861 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
11862 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
11864 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
11866 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
11867 after other includes that define the appropriate types. Include
11868 tm_p.h for getting user prototypes.
11869 * ggc-callbacks.c (toplevel): Ditto.
11870 * ggc-none.c (toplevel): Ditto.
11871 * gcc-page.c (toplevel): Ditto.
11872 * ggc-simple.c (toplevel): Ditto.
11874 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
11875 Jonathan Larmour <jlarmour@cygnus.co.uk>
11877 * config/mips/mips.c (mips_move_2words): Split doubles if
11878 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
11880 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
11882 * genrecog.c (struct decision_test): New.
11883 (struct decision): Remove test-related members, sort the rest by size.
11884 (IS_SPLIT): Simplify.
11885 (new_decision, new_decision_test): New.
11886 (add_to_sequence): Use them. No special handling for args of
11888 (maybe_both_true): Renamed from not_both_true; return sense changed.
11889 (maybe_both_true_1, maybe_both_true_2): New. Broken out
11890 of maybe_both_true and adjusted for decision_test.
11891 (position_merit): Remove.
11892 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
11893 (merge_accept_insn): New, broken out of merge_trees.
11894 (merge_trees): Use them. No special case for c_test; no node
11895 splitting; use test type instead of position_merit.
11896 (factor_tests): New.
11897 (simplify_tests): New.
11898 (break_out_subroutines): Don't write code now.
11899 (find_afterward): New.
11900 (write_afterward, write_switch, write_cond): New.
11901 (write_action, is_unconditional): New.
11902 (write_node): New. Use them.
11903 (write_tree_1): Rewrite. Use the new functions above.
11904 (write_tree): Remove afterward processing.
11905 (write_subroutine): Simplify function variant emission.
11906 (write_subroutines): New.
11907 (same_codes, clear_codes): Remove.
11908 (same_modes, clear_modes): Remove.
11909 (write_header): New, broken out of main.
11910 (make_insn_sequence): Use new_decision and new_decision_test.
11911 (process_tree): New, broken out of main.
11912 (main): Adjust for merge_trees interface change.
11913 Don't #define operands in the output file.
11914 (record_insn_name): New, broken out of make_insn_sequence.
11915 (debug_decision_2, debug_decision_1, debug_decision_0): New.
11916 (debug_decision): New.
11918 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
11920 * resource.c (find_free_register): Mark class_str argument const.
11921 * resource.h: Update prototype to match.
11923 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
11924 * i386.md: Give all anonymous insns names.
11926 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
11928 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
11931 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
11933 * toplev.c (dbr_sched_time): Unconditional.
11934 (peephole2_time): New.
11935 (compile_file): Add pass numbers to all of the dump file suffixes.
11936 Dump peephole2_time. Don't dump times for non-applicable passes.
11937 (rest_of_compilation): Add pass numbers to dump file suffixes.
11938 Conditionalize calls to the scheduler.
11939 * invoke.texi: Update.
11941 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
11943 * flow.c (make_edges): Fix insn iteration.
11944 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
11945 (find_basic_blocks_1): Fix spelling mistake.
11947 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
11949 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
11950 always have side-effects. Use memset not bzero.
11951 (make_node): Likewise.
11953 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
11955 * stmt.c (expand_anon_union_decl): When any of the elements of the
11956 union is addressable, so is the entire union.
11958 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
11960 * sbitmap.c (sbitmap_ones): Don't set too many bits.
11962 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
11963 * bitmap.c (bitmap_operation): Return true iff TO changed.
11964 (bitmap_equal_p): New.
11965 (bitmap_bit_p): Tidy arithmetic.
11966 (debug_bitmap_file): Likewise.
11968 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
11970 * toplev.c (rest_of_compilation): Turn on cse_not_expected
11971 before cse2 instead of after.
11973 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
11975 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
11978 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
11980 * cppinit.c (is_idchar initializer): Loosen tests to accept
11983 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
11985 * mips.md: Define conditional move patterns for floating point
11986 operands and DI mode conditions.
11988 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
11990 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
11991 always have side-effects.
11993 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
11995 * mn10200.c (asm_file_start): Fix typo.
11997 * cppinit.c (is_idchar initializer): Tighten tests for when
11998 to put the table into initialized memory.
12000 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
12001 not an array of rtunion.
12002 * gcc-page.c (ggc_alloc_rtvec): Similarly.
12003 * gcc-simple (ggc_free_rtvec): Similarly.
12005 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
12008 * mbchar.h: Add missing #endif.
12010 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
12011 (FPBIT, DPBIT): Define.
12013 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12015 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
12017 * profile.c (instrument_arcs, output_gcov_string,
12018 tablejump_entry_p): Add static prototypes.
12019 (output_gcov_string): Constify a char*.
12021 * regmove.c (replacement_quality, fixup_match_2): Add static
12024 * resource.h (reg_dead_p): Add extern prototype.
12026 * rtl.c (trim_filename): Add static prototype.
12028 * scan-decls.c (skip_to_closing_brace): Likewise.
12030 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
12031 (expand_end_case): Initialize variable `range'.
12032 (emit_case_nodes): Remove unused prototype `rtx_fn'.
12034 * varasm.c (asm_emit_uninitialised): Add static prototype.
12035 (asm_emit_uninitialised, assemble_variable): Mark parameter with
12038 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12040 * cpplib.c (if_directive_nameo): Add static prototype.
12042 * cse.c (cse_insn): Remove unused variable `p'.
12044 * except.c (create_rethrow_ref, push_entry,
12045 receive_exception_label, new_eh_region_entry, find_func_region,
12046 clear_function_eh_region, process_nestinfo): Add static prototypes.
12047 (get_reg_for_handler): Hide definition.
12048 (process_nestinfo): Initialize variable `extra_handlers'.
12050 * expr.h (expand_builtin_longjmp): Add extern prototype.
12052 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
12054 * function.c (prepare_function_start): Likewise.
12055 (pop_function_context_from): Mark parameter `context' with
12057 (push_temp_slots_for_block, flush_addressof): Hide definition.
12059 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
12060 solve_program_flow_graph, calculate_branch_probs,
12061 function_summary, main, fancy_abort): Add prototypes.
12063 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
12064 (add_hash): Constify a char*.
12066 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
12067 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
12068 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
12070 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
12072 * lists.c (free_list, zap_lists): Likewise.
12074 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12076 * alias.c (nonlocal_reference_p): Add static prototype.
12078 * bitmap.c (bitmap_element_allocate): Prototype args in function
12081 * builtins.c (stabilize_va_list): Add static prototype.
12082 (expand_builtin_va_arg): Constify a char*.
12084 * c-lex.c (getch, put_back, extend_token_buffer_to,
12085 read_line_number, token_getch, token_put_back): Add static
12088 * c-parse.gperf (hash, is_reserved_word): Likewise.
12090 * cccp.c (is_dir_separator): Likewise.
12092 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12094 * graph.h: New file to prototype functions exported by graph.c.
12096 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
12098 * graph.c: Include graph.h.
12100 * toplev.c: Likewise. Remove redundant prototypes.
12102 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
12104 * invoke.texi: Removed duplicated description for -Q.
12106 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
12108 * extend.texi: Grammar fix in __extension__ text.
12110 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
12112 * md.texi (define_peephole2): New section.
12114 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
12116 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
12117 (mov $-1 to or peepholer): Enable for pentium when optimizing for
12120 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
12122 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
12124 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
12126 * i386.md (ffs expander): Emit Pentium friendly code for
12129 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
12131 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
12133 (build1): Likewise.
12135 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12137 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
12139 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
12141 * config/m68k/m68k.c (use_return_insn): Return false if the pic
12142 register is in use.
12144 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12146 * md.texi (No Constraints): Delete section.
12147 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
12148 * final.c (final_scan_insn): We always have register constraints.
12149 * genattrtab.c: Don't include "insn-config.h".
12150 (write_attr_case): We always have register constraints.
12151 * genconfig.c (register_constraint_flag): Delete.
12152 (walk_insn_part): Don't check whether we have register constraints.
12153 (main): Don't write out "#define REGISTER_CONSTRAINTS".
12154 * genoutput.c (have_constraints): Delete.
12155 (main): Don't set it.
12156 (output_operand_data): We always have constraints.
12157 (scan_operands): Likewise.
12158 (compare_operands): Likewise.
12159 * local-alloc.c (block_alloc): We always have constraints.
12160 (requires_inout): Always compile this function.
12161 * recog.c (extract_insn): We always have constraints.
12162 (constrain_operands, reg_fits_class_p): Always compile these
12164 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
12166 (struct insn_operand_data): Likewise.
12167 * regclass.c (regclass): We always have constraints.
12168 (record_reg_classes, copy_cost, record_address_regs,
12169 auto_inc_dec_reg_p): Always compile these functions.
12170 * regmove.c (regmove_optimize): We always have constraints.
12171 * reload.c (find_reloads): Likewise.
12172 * reload1.c (reload): Likewise.
12173 (reload_cse_simplify_operands): Likewise.
12174 * i860.c (output_delay_insn): Likewise.
12176 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
12178 * iris6.h (BUILD_VA_LIST_TYPE): Define.
12180 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12182 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
12183 for the va_list record.
12185 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
12187 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
12190 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
12192 * alias.c: Include insn-flags.h.
12193 * Makefile.in (alias.o): Update.
12195 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
12197 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
12198 to LTU and GEU. Handle more cases using sbb.
12200 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
12202 * i386.md (truncatexfdf splitters): Do not use subreg.
12203 (fop XFmode patterns): Fix mode in operand testing.
12205 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
12207 * jump.c (jump_optimize_1): Amend last change to test only the
12208 form of the operand, not the insn.
12210 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
12211 not register_operand to determine when B may need preloading.
12213 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
12215 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
12216 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
12217 (call-value patterns): Move to end of file.
12218 (*): Remove mode from label_ref in (pc) context.
12219 (movstrqi): Use memory not general_operand for BLKmode operands.
12220 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
12221 to register_operand operands.
12222 (peep2 patterns): Convert from commented-out peephole patterns.
12224 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12226 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
12227 to BUILT_IN_INIT_DWARF_REG_SIZES.
12228 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
12229 Renamed from BUILT_IN_DWARF_REG_SIZE; call
12230 expand_builtin_init_dwarf_reg_sizes.
12231 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
12232 with __builtin_init_dwarf_reg_size_table.
12233 * dwarf2out.c (struct reg_size_range): Delete.
12234 (expand_builtin_init_dwarf_reg_sizes): New function.
12235 (expand_builtin_dwarf_reg_size): Delete.
12236 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
12237 (expand_builtin_dwarf_reg_size): Don't declare.
12238 * libgcc2.c (dwarf_reg_size_table_initialized): New.
12239 (dwarf_reg_size_table): New.
12240 (init_reg_size_table): New function.
12241 (copy_reg): Use dwarf_reg_size_table.
12242 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
12245 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
12247 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
12248 Correctly build argument list to constructor and destructor functions.
12250 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
12252 * c-tree.h (warn_float_equal): Declare.
12253 * c-decl.c (warn_float_equal): Define.
12254 (c_decode_option): Recognize -W[no-]float-equal.
12255 * c-typeck.c (build_binary_op): Conditionally warn
12256 about equality tests of floating point types.
12257 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
12258 * invoke.texi: Add docs for -Wfloat-equal warning.
12260 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
12262 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
12263 generating RTL directly.
12264 * mips.h (INIT_TARGET_OPTABS): Likewise.
12265 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
12267 * expr.h (init_mov_optab): Delete declaration
12269 * h8300.c (WORD_REG_USED): Update to avoid useless register
12270 saves in interrupt functions and functions which never return.
12272 * cse.c (struct set): Delete inner_dest_loc field.
12273 (cse_insn): Remove assignments to inner_dest_loc field.
12275 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
12277 * ggc-page.c: Don't include <unistd.h> etc taken care of
12278 by "system.h". Include <sys/mman.h> afterward.
12280 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
12282 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
12285 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
12287 * xcoffout.c (xcoffout_declare_function): Add documentation.
12288 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
12289 TARGET_64BIT. Compare constant to -1, not bit pattern.
12290 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
12291 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
12294 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
12296 * dwarf2out.c (add_abstract_origin_attribute): Abort if
12297 origin_die is NULL.
12298 (gen_inlined_enumeration_type_die): Do not abort if the type has
12299 not been writeen out.
12300 (gen_inlined_structure_type_die): Do not abort if the type has
12301 not been writeen out.
12302 (gen_inlined_union_type_die): Do not abort if the type has
12303 not been writeen out.
12304 (gen_tagged_type_instantiation_die): Do not abort if the type
12305 has not been written out.
12307 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12309 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
12311 * reg-stack.c (straighten_stack): Copy hard reg set with
12314 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
12316 * builtins.c (stabilize_va_list): Stabilize array type va_list
12317 to a pointer type, not the base record type.
12318 (expand_builtin_va_copy): Dereference the pointers explicitly;
12319 use the correct size for the copy.
12321 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
12322 (rs6000_va_arg): Likewise.
12324 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
12326 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
12328 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
12330 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
12332 (DECL_BUILT_IN_CLASS): Adjust accordingly.
12334 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
12336 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
12337 (init_ggc): Use it instead of a constant.
12338 (ggc_collect): Bound allocated_last_gc by it.
12340 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
12342 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
12345 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
12347 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
12348 (mips*-*-openbsd*): Let big endian configuration be a fragment.
12349 * configure: Regen.
12350 * config/mips/openbsd.h: New, OpenBSD little endian target.
12351 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
12352 * config/mips/xm-openbsd.h: New, OpenBSD host.
12354 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
12356 * config/m68k/m68k.c (output_function_prologue,
12357 output_function_epilogue): Use
12358 current_function_uses_pic_offset_table instead of regs_ever_live
12359 to decide whether to save/restore pic register.
12360 (legitimize_pic_address): Don't modify regs_ever_live any more.
12362 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
12364 * function.h (struct function): Add x_dont_save_pending_sizes_p.
12365 * stor-layout.c (variable_size): Don't add sizes to the pending
12366 sizes list if x_dont_save_pending_sizes_p is set.
12368 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
12370 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
12371 for symbolic_operand().
12372 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
12374 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12376 * combine.c (gen_rtx_combine): Add missing call to va_end().
12378 * final.c (asm_fprintf): Likewise.
12380 * genattrtab.c (attr_rtx): Likewise.
12382 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
12384 * cse.c: Update comments.
12385 (cse_insn): When converting a conditional/computed jump into
12386 an unconditional jump, always make sure a BARRIER immediately
12387 follows the converted jump. Do not delete unreachable code.
12388 (cse_basic_block): Do not delete unreachable code.
12389 * toplev.c (rest_of_compilation): Move call to
12390 delete_trivially_dead_insns after the conditional call to
12393 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12395 * collect2.c (make_temp_file): Don't prototype.
12397 * gcc.c (make_temp_file): Likewise.
12399 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
12401 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
12403 * varasm.c (asm_emit_uninitialised): New function: Generate
12404 the assembler statements necessary to declare an uninitialised
12406 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
12408 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
12409 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
12411 (assemble_variable): Use asm_emit_uninitialised to emit an
12412 uninitialised variable.
12414 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
12416 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
12417 constant on a 64 bit host. Patch supplied by Geoffrey Keating
12418 <geoffk@cygnus.com>.
12420 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12422 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
12423 * c-common.h (builtin_function): Don't declare.
12425 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
12427 (pushdecl): Likewise.
12428 (finish_decl): Likewise.
12429 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
12430 int. All callers changed.
12431 Set the builtin's DECL_BUILT_IN_CLASS.
12432 * tree.h (enum built_in_class): New.
12433 (enum built_in_function): Delete NOT_BUILT_IN.
12434 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
12436 (DECL_SET_FUNCTION_CODE): Likewise.
12437 (DECL_BUILT_IN_CLASS): New macro.
12438 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
12439 (struct tree_decl): Split builtin function code field into a
12441 (builtin_function): Declare.
12443 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
12445 * optabs.c (init_traps): Fix typo in last change.
12447 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
12449 * toplev.c (rest_of_decl_compilation): Update comment.
12451 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
12453 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
12454 in .sbss if appropriate.
12455 (EXTRA_SECTION_FUNCTIONS): Add sbss.
12456 (SBSS_SECTION_ASM_OP): New macro.
12457 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
12458 (EXTRA_SECTIONS): Add in_sbss.
12459 * config/mips/mips.h: Prototype sbss_section.
12461 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
12463 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
12466 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
12468 * optabs.c (init_traps): Register trap_rtx as a GC root.
12470 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12472 * config/mips/mips.c (function_arg_pass_by_reference): Define
12473 unconditionally, since it's called unconditionally.
12475 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
12477 * toplev.c (documented_lang_options): Add -fshort-wchar.
12478 * c-decl.c (c_decode_option): Likewise.
12479 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
12481 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
12482 * gcc.c (default_compilers): If -fshort-wchar,
12483 override __WCHAR_TYPE__.
12484 * tm.texi (C Dialect Options): Add -fshort-wchar.
12486 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
12487 symbol for a variable.
12489 * cpplib.h (CPP_PREPROCESSED): New macro.
12490 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
12491 we're seeing this input for a second time.
12493 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
12495 * emit-rtl.c (init_emit_once): Initialize modes first.
12497 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
12499 * config/i386/i386.c (pic_label_name): Change to char pointer.
12500 (global_offset_table): New variable.
12501 (load_pic_register): Fill global_offset_table if it hasn't
12502 already been done. Allocate pic_label_name dynamically.
12503 * ggc.h (empty_string): New variable.
12504 * ggc-simple.c (empty_string): Likewise.
12505 (init_ggc): Allocate empty_string and add as root.
12506 * stmt.c (digit_strings): New variable.
12507 (init_stmt): Add last_block_end_note as root. Allocate and
12508 initialize digit_strings.
12509 (expand_asm_operands): Use empty_string instead of string
12510 constant. Use digit_strings instead of string constants.
12511 * profile.c (init_arc_profiler): Allocate string with
12512 ggc_alloc_string instead of xmalloc.
12513 (output_func_start_profiler): Likewise.
12514 * c-typeck.c (digest_init): Check if init is error_mark_node.
12516 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
12517 Richard Henderson <rth@cygnus.com>
12519 * ggc-page.c: New file.
12520 * Makefile.in (ggc-page.o): New.
12522 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
12524 * invoke.texi: Document -fdelete-null-pointer-checks
12525 * toplev.c (flag_delete_null_pointer_checks): New.
12526 (f_options): Add entry for -fdelete-null-pointer-checks.
12527 (rest_of_compilation): Conditionalize null pointer check
12528 elimination on flag_delete_null_pointer_checks.
12529 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
12531 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
12533 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
12534 copyright notice and special exception to GPL.
12536 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12538 * abi64.h (mips_function_value): Add prototype arguments.
12540 * mips-protos.h: New file with mips prototypes.
12542 * mips.c: Include "tm_p.h".
12543 (mktemp, lookup_name): Add prototype arguments.
12544 (extern_list, string_constant, mips_fill_delay_slot,
12545 mips_output_external, mips_output_external_libcall,
12546 mips_output_filename, mips_declare_object, function_prologue,
12547 mips_expand_prologue, function_epilogue, mips16_constant,
12548 build_mips16_function_stub, mips_output_conditional_branch):
12550 (mips_va_start): Remove unused variable `u'.
12551 (mips_va_arg): Cast value to unsigned when comparing against one.
12553 (save_restore_insns, mips_expand_prologue): Add missing arg in
12554 call to `large_int'.
12556 * mips.h: Move prototypes to mips-protos.h.
12557 (data_section, memory_address_p, rdata_section,
12558 readonly_data_section, simple_epilogue_p, text_section): Delete
12559 prototypes delcared elsewhere.
12560 (mips_epilogue_delay_slots, print_options): Delete unused decls.
12562 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
12564 * mips.md: Delete extra args in call to `mips_move_2words'.
12566 * xm-iris6.h (alloca): Add prototype argument.
12568 * genpeep.c: Include "tm_p.h" in generated output file.
12570 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12572 * basic-block.h (find_edge_index): Change parameters.
12573 * flow.c (verify_edge_list): Pass basic_block parameters to
12574 find_edge_index instead of integers.
12576 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
12578 * combine.c (simplify_comparison): Use an unsigned shift to adjust
12581 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
12583 * gcc.1: Fix a formatting error.
12585 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
12587 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
12588 i786, mn10200, mn10300, pdp11, v850.
12590 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
12592 * libgcc2.c (num_digits): Add prototype with
12593 __attribute__((const)).
12594 (__terminate): Add prototype.
12596 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
12598 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
12600 * alpha/alpha.c (print_operand): Fix type of `code'.
12601 (alpha_output_filename): Constify.
12602 * alpha/alpha.h: Move all function declarations ...
12603 * alpha/alpha-protos.h: ... here. New file.
12604 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
12605 (SECTION_FUNCTION_TEMPLATE): Likewise.
12607 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12609 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
12610 * expr.c (expand_expr): Likewise.
12611 (do_jump): Likewise.
12612 (do_store_flag): Pass ccp_store_flag to can_compare_p.
12613 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
12615 (enum can_compare_purpose): New.
12616 (can_compare_p): Adjust prototype.
12617 (prepare_cmp_insn, prepare_operand): Declare.
12618 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
12619 * optabs.c (cmp_available_p): Deleted.
12620 (expand_abs): Pass ccp_jump to can_compare_p.
12621 (can_compare_p): New arg PURPOSE. Check for combined optabs.
12622 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
12623 Call can_compare_p rather than cmp_available_p.
12624 (prepare_operand): No longer static.
12625 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
12626 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
12627 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
12628 sequence to use emit_cmp_and_jump_insns.
12629 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
12631 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
12633 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
12634 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
12635 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
12636 (plus (reg) (const_int 0))
12637 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
12639 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
12641 * rs6000.c (expand_block_move): DImode loads and stores require
12642 word-aligned displacements. Increment address registers with
12643 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
12645 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
12647 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
12648 is no name for the base type, rather than segfault. If we are
12649 writing out a complex integer type, use DW_ATE_lo_user.
12651 * expr.c (emit_move_insn_1): If we are copying a complex that fits
12652 in one word or less (complex char, complex short, or on 64 bit
12653 systems complex float) to/from a hard register, copy it through
12654 memory instead of dying in gen_{real,imag}part. If we have a
12655 short complex type, prevent inlining since it allocates stack
12658 * tree.c (build_complex_type): If we are writing dwarf2 output,
12659 generate a name for complex integer types.
12661 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12663 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
12664 * flow.c (remove_edge): Remove extra whitespace.
12665 (remove_fake_edges): Fix comment.
12666 (add_noreturn_fake_exit_edges): Use the correct name.
12668 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
12670 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
12671 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
12672 (clean): Depend on INTL_CLEAN.
12673 (maintainer-clean): Adjust.
12675 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12677 * configure.in (AC_PREREQ): Bump to 2.13.
12678 (AC_C_STRINGIZE): Call this instead of using a custom macro.
12680 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
12682 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
12684 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
12686 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
12687 (HAVE_STRINGIZE): Define.
12689 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
12691 * c-parse.in: save and restore warn_pointer_arith on __extension__
12692 along with pedantic.
12693 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
12694 Set the type of extension to itype rather than $<itype>1 kludge.
12695 * extend.texi (Alternate Keywords): Adjust documentation.
12696 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
12698 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
12700 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
12701 most assembler templates.
12703 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
12704 FP loads and stores.
12705 (following_call): Always return zero for the PA8000.
12706 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
12707 FP loads and stores.
12708 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
12710 * pa.h (BRANCH_COST): Define.
12712 * pa.md (return, return_internal): Use bve for PA2.0.
12714 * pa.md (fused multiply): Add variants which reduce height for the
12715 fused multiply, but which still generate 2 insns.
12716 (fnegabs): Similarly.
12718 * pa.md (subsi3): Turn into an expander. Create two anonymous
12719 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
12720 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
12722 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
12724 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
12726 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
12727 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
12729 * regclass.c (init_regs): Add "top_of_stack" as a garbage
12732 * flow.c (record_active_eh_regions): Terminate loop after finding
12733 the last insn in the last basic block.
12735 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12737 * config/c4x/c4x.md: Delete parallel instruction peepholes.
12739 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12741 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
12743 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12745 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
12746 splitting to not use output template.
12748 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12750 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
12751 * config/c4x/c4x.c (c4x_va_start): New function.
12753 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
12755 * genrecog.c (not_both_true): Handle correctly cases when called for
12756 tests with different positions in the insn.
12758 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12760 * machmode.h (HOST_PTR_PRINTF): Move from here ...
12762 * system.h (HOST_PTR_PRINTF): ... to here.
12764 * mips-tfile.c: Don't include machmode.h.
12766 * Makefile.in (MACHMODE_H): New variable. Update to use it.
12767 (mips-tfile.o): Don't depend on machmode.h.
12769 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12771 * haifa-sched.c (sched_analyze): Rename local variable `region' to
12772 avoid conflicts with typedef struct `region' at the top level scope.
12774 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
12776 * basic-block.h (basic_block): Add eh_beg, eh_end.
12777 * flow.c (entry_exit_blocks): Update.
12778 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
12779 Call new functions.
12780 (find_basic_blocks_1): Don't record eh_list at each bb. Use
12781 lists.c functions to allocate insn lists.
12782 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
12784 (make_eh_edge): ... here. New.
12785 (move_stray_eh_region_notes): New.
12786 (record_active_eh_regions): New.
12787 (delete_unreachable_blocks): Split out block merging ...
12788 (try_merge_blocks): ... here. New.
12789 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
12790 Dump debugging data.
12791 (merge_blocks_move_successor_nojumps): Likewise.
12792 (merge_blocks): Use eh_beg+eh_end to validate block movement.
12794 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
12796 * extend.texi (Bound member functions): Document unbound pmf
12799 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12801 * flow.c (split_edge): Handle insertion on a fallthrough edge which
12802 has the EXIT_BLOCK as a dest.
12804 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12806 * flow.c (remove_edge): New function to remove an edge from the
12808 (remove_fake_successors): New function to remove fake successor edges.
12809 (remove_fake_edges): New function to remove all fake edges from the
12811 (add_fake_exit_edges): New function to add fake edges from all blocks
12812 with no successors to the exit block.
12813 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
12814 prototypes for new functions.
12816 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12818 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
12819 Use Pmode to determine whether to output .dword or .word.
12821 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
12823 * tree.c (built_in_filename): New variable.
12824 (BUILT_IN_FILENAME): New macro.
12825 (init_tree_codes): Allocate built_in_filename.
12826 (make_node): Use built_in_filename instead of string constant.
12828 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
12830 * configure.in: Add fr30 target.
12831 * configure: Regenerate.
12832 * config/fr30: New directory.
12833 * config/fr30/crti.asm: New file.
12834 * config/fr30/fr30.c: New file.
12835 * config/fr30/crtn.asm: New file.
12836 * config/fr30/fr30.h: New file.
12837 * config/fr30/fr30.md: New file.
12838 * config/fr30/lib1funcs.asm: New file.
12839 * config/fr30/t-fr30: New file.
12840 * config/fr30/xm-fr30.h: New file.
12842 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
12844 * flow.c (merge_blocks_move_successor_nojumps): Delete the
12845 BARRIER at the end of the successor, not the BARRIER before
12848 * pa.c (pa_add_gc_roots): Fix thinko in last change.
12850 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
12852 * stmt.c (any_pending_cleanups): Don't crash when
12853 current_function->stmt is unset.
12855 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12857 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
12858 other initializations that may use it for relative offsets.
12860 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12862 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
12863 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
12864 * config/i386/sol2dbg.h: Removed.
12865 * config/i386/sol2gas.h: New file, to enable gas work-around.
12866 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
12867 Don't use sol2dbg.h.
12868 * configure: Rebuilt.
12870 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
12872 * invoke.texi (-fthis-is-variable): Remove documentation.
12874 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
12876 * basic-block.h (compute_bb_for_insn): Declare.
12877 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
12878 to use; set size of basic_block_for_insn directly.
12879 (find_basic_blocks): Update.
12881 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12883 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
12885 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12887 * crtstuff.c (ON_EXIT): Delete empty macro definition.
12888 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
12890 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
12892 * c-decl.c (c_decode_option): Extend comment.
12894 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
12896 * toplev.c (progname): Make 'const char *'
12897 (flag_print_mem): Move out of main.
12898 (version_flag): Move out of main.
12899 (filename): Move out of main.
12900 (debug_args): Remove g prefix from options.
12901 (documented_lang_options): Remove cpplib specific options.
12902 (display_help): Add g prefix to debug options.
12903 (check_lang_option): Delete this function.
12904 (decode_d_option): New function: Decode -d... option.
12905 (decode_f_option): New function: Decode -f... option.
12906 (decode_W_option): New function: Decode -W... option.
12907 (decode_g_option): New function: Decode -g... option.
12908 (independent_decode_option): New function: Decode a language
12909 independent command line option.
12910 (main): Invoke lang_decode_option and then
12911 independent_decode_option on each command line option in
12914 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
12916 Revert this change. Gavin's patch to operand_equal_p is a better fix.
12917 * fold-const.c (fold_range_test): Do not try to fold the range
12918 test if the rhs or lhs has side effects.
12920 * basic-block.h (compute_flow_dominators): Declare.
12922 * gcse.c (alloc_code_hoist_mem): New function.
12923 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
12924 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
12925 (hoist_code, one_code_hoisting_pass): Likewise.
12926 (gcse_main): If optimizing for size, then hoist expressions
12927 computed in multiple dominated basic blocks.
12929 * gcse.c (invalid_nonnull_info): New function.
12930 (delete_null_pointer_checks): Likewise.
12931 * rtl.h (delete_null_pointer_checks): Declare.
12932 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
12934 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
12935 (merge-blocks_move_successor_nojumps): Likewise.
12936 (merge_blocks): Allow merging of some blocks, even if it requires
12937 physical movement of the blocks, but not if it requires new jumps.
12939 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
12940 Callers and prototype changed.
12941 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
12943 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12945 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
12946 -YP when both -p and -pg are present. From i386/sol2.h.
12948 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12950 * Makefile.in (distclean): Delete tm_p.h.
12951 * configure.in: Create a new file, "tm_p.h", from a list in
12952 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
12953 "i386/i386-protos.h".
12955 * alias.c: Include "tm_p.h".
12956 * c-typeck.c: Likewise.
12957 * calls.c: Likewise.
12959 * emit-rtl.c: Likewise.
12960 * explow.c: Likewise.
12961 * expmed.c: Likewise.
12962 * expr.c: Likewise.
12963 * final.c: Likewise.
12964 * flow.c: Likewise.
12965 * fold-const.c: Likewise.
12966 * function.c: Likewise.
12967 * gcse.c: Likewise.
12968 * global.c: Likewise.
12969 * haifa-sched.c: Likewise.
12970 * integrate.c: Likewise.
12971 * jump.c: Likewise.
12972 * local-alloc.c: Likewise.
12973 * loop.c: Likewise.
12974 * optabs.c: Likewise.
12975 * recog.c: Likewise.
12976 * reg-stack.c: Likewise.
12977 * regclass.c: Likewise.
12978 * regmove.c: Likewise.
12979 * reload.c: Likewise.
12980 * reload1.c: Likewise.
12981 * reorg.c: Likewise.
12982 * resource.c: Likewise.
12983 * stmt.c: Likewise.
12984 * stor-layout.c: Likewise.
12985 * toplev.c: Likewise.
12986 * tree.c: Likewise.
12987 * unroll.c: Likewise.
12988 * genattrtab.c (main): Make generated file include "tm_p.h".
12989 * genemit.c (main): Likewise.
12990 * genoutput.c (main): Likewise.
12991 * genrecog.c (main): Likewise.
12993 * i386.h: Delete all prototypes.
12994 * i386.c: Include "tm_p.h".
12995 (ix86_attr_length_default): Call constant_call_address_operand
12996 with correct number of arguments.
12997 * i386-protos.h: New file.
12998 * i386.md (unnamed patterns): Call constant_call_address_operand
12999 with correct number of arguments.
13000 (exception_receiver): Call load_pic_register with correct number
13003 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
13005 * c-pragma.c (mark_align_stack): Dereference the void* properly.
13007 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
13009 * rtl.h (insns_safe_to_move_p): New function.
13010 * loop.c (find_and_verify_loops): Use it.
13011 * rtlanal.c (insns_safe_to_move_p): Define it.
13013 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
13015 * c-pragma.c: Include ggc.h.
13016 * Makefile.in (c-pragma.o): Update.
13018 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13020 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
13021 (LIB_SPEC): Likewise.
13022 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
13023 Reindent -YP/-p/-pg.
13024 Copied from config/sparc/sol2.h.
13026 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
13028 * c-pragma.c (mark_align_stack): New.
13029 (init_pragma): New.
13030 * c-pragma.h (init_pragma): Declare it.
13031 * c-lex.c (init_parse): Call it.
13033 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13035 * configure.in: Pick up thread library on Solaris/x86 just
13036 like on Solaris/sparc.
13037 * configure: Rebuilt.
13039 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
13041 * rtl.h (global_rtx_index): New enum.
13042 (global_rtl): Change to array of rtx.
13043 (pc_rtx, cc0_rtx): Redefine accordingly.
13044 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
13045 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
13046 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
13047 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
13048 (const_int_rtx): Change to array of rtx.
13049 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
13051 * emit-rtl.c (global_rtl): Change to array of rtx.
13052 (const_int_rtx): Change to aray of rtx.
13053 (gen_rtx_CONST_INT): Redefine accordingly.
13054 (init_emit_once): Allocate and initialize global_rtl. Likewise
13055 for const_int_rtx. Add both as GC roots.
13056 * genattrtab.c (global_rtl): Update declaration.
13058 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
13060 * Makefile (USER_H): Add iso646.h back.
13062 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
13064 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
13065 zapping the LOG_LINKS of sched_before_next_call.
13067 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
13068 * pa.c (insn_refs_are_delayed): Renamed from
13069 insn_sets_and_refs_are_delayed.
13071 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
13073 * functiion.h (struct function): Add x_whole_function_mode_p.
13074 (retrofit_block): Declare.
13075 * function.c (retrofit_block): New function.
13076 (identify_blocks): Add assertions. Allow an incomplete set of
13077 block notes if we're still generating code for the function.
13078 * integrate.c: Include loop.h.
13079 (expand_inline_function): Call find_loop_tree_blocks to map block
13080 notes to blocks when in whole-function mode. Use retrofit_block
13081 to insert new BLOCKs for the inlined function, rather than
13083 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
13084 * Makefile.in (integrate.o): Depend on loop.h.
13086 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
13088 * tree.h (warn_about_unused_variables): Declare.
13089 * stmt.c (warn_about_unused_variables): New function, split out
13091 (expand_end_bindings): Here.
13093 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
13095 * stmt.c (preserve_subexpressions_p): Don't crash when
13096 current_function->stmt is unset.
13098 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
13100 * stmt.c (expand_start_bindings): Allow callers to pass a flag
13101 indicating that no NOTE_INSN_BLOCK_BEG note is required.
13102 (expand_start_target_temps): Use it.
13103 * except.c (expand_eh_region_start_for_decl): Likewise.
13104 * expr.c (expand_expr): Likewise.
13106 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
13108 * fold-const.c (operand_equal_p): Pay attention to side effects.
13110 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
13112 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
13113 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
13115 * tlink.c (scan_linker_output): Look for keywords before accepting
13116 a mangled name in quotes.
13118 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
13120 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
13121 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
13123 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
13125 * alpha.md: Revert Thu Nov 26 change that came in through the
13126 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
13127 Avoid earlyclobber when possible.
13129 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13131 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
13133 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
13134 Define HAVE_ON_EXIT.
13136 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13138 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
13139 CTYPE_CONV in all ctype macros.
13141 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
13144 * cexp.y (initialize_random_junk): Likewise.
13146 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
13148 * i370.c (handle_pragma): Likewise.
13150 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
13152 * v850.c (override_options): Likewise.
13154 * doprint.c (_doprnt): Likewise.
13156 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
13159 * fixinc/server.c (load_data): Likewise.
13161 * fold-const.c (real_hex_to_f): Likewise.
13163 * genattr.c (write_upcase, gen_attr): Likewise.
13165 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
13166 write_upcase): Likewise.
13168 * genemit.c (print_code): Likewise.
13170 * genopinit.c (gen_insn): Likewise.
13172 * genpeep.c (print_code): Likewise.
13174 * genrecog.c (print_code): Likewise.
13176 * optabs.c (init_libfuncs): Likewise.
13178 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
13180 * haifa-sched.c (sched_analyze): Keep the list of notes organized
13182 (reemit_notes): Likewise.
13184 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
13186 * ggc.h (ggc_root): Move to ggc-common.c.
13188 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
13189 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
13190 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
13191 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
13192 * ggc-common.c (ggc_root): Move from ggc.h.
13193 (roots): Declare, static.
13194 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
13195 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
13196 null or check/set mark bit.
13197 (ggc_mark_roots): New.
13198 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
13200 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
13202 * m32r.c: Include toplev.h.
13203 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
13204 (gen_compare): Rename swap_p to must_swap to match uses.
13205 Add default abort case.
13206 (m32r_output_function_epilogue): Remove unused variables.
13207 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
13208 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
13209 define to empty parameter list. Update all uses.
13210 (predicate decls): Use enum machine_mode not int.
13211 * m32r.md (movsi): Call abort, not fatal_insn.
13212 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
13214 1999-09-14 Andrew Haley <aph@cygnus.com>
13216 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
13217 use $0 instead of 0.
13219 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13221 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
13222 computation out of loop over hard regs.
13224 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
13226 * function.c (identify_blocks): Don't shadow a variable in an
13228 * integrate.c (integrate_decl_tree): Don't use pushlevel,
13229 pushdecl, or poplevel to build up the new BLOCK tree.
13230 (expand_inline_function): Likewise.
13231 (integrate_parm_decls): Likewise.
13233 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
13235 * c-typeck.c (qualify_type): Merge qualifiers from both types.
13237 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
13239 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
13240 * invoke.texi: Document this change.
13242 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
13244 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
13246 (mark_emit_status): Renamed from mark_emit_state.
13247 * except.c (mark_eh_status): Renamed from mark_eh_state.
13248 Check not null before marking.
13249 (free_eh_status): New.
13250 * expr.c (mark_expr_status, free_expr_status): New.
13251 * function.c (free_machine_status): New.
13252 (free_after_parsing): New.
13253 (free_after_compilation): Move bits to free_after_parsing; call
13254 free_eh_status, free_expr_status; zero the marked members of the
13256 (prepare_function_start): No can_garbage_collect.
13257 Call init_eh_for_function.
13258 (expand_dummy_function_end): Free up current_function state.
13259 (mark_function_status): Renamed from mark_function_state.
13260 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
13261 * function.h (struct function): No can_garbage_collect.
13262 (free_machine_status, free_after_parsing): Declare.
13263 (free_eh_status, free_expr_status): Declare.
13264 * ggc.h (mark_expr_status): Declare.
13265 * stmt.c (free_stmt_status): Free the struct.
13266 (mark_stmt_status): Renamed from mark_stmt_state.
13267 (init_stmt): Don't call init_eh.
13268 (init_stmt_for_function): Don't call init_eh_for_function.
13269 * toplev.c (compile_file): Call init_eh.
13270 (rest_of_compilation): Free basic block info before ggc_collect.
13271 Call free_after_parsing; conditionally call free_after_compilation.
13272 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
13273 Check not null before marking.
13274 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
13276 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
13278 * c-lex.c (yylex): Initialize warn.
13280 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
13282 * pa.c (emit_move_sequence): Properly set the mode of the scratch
13283 register when performing secondary reloads for the SAR register.
13285 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
13287 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
13288 (NOTE_BLOCK): New macro.
13289 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
13290 * function.h (identify_blocks): Change prototype.
13291 * function.c (identify_blocks): Simplify.
13292 (reorder_blocks): Likewise.
13293 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
13294 NOTE_INSN_BLOCK_{BEG,END}.
13295 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
13296 the list of saved notes if the note isn't a
13297 NOTE_INSN_BLOCK_{BEG,END}.
13298 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
13300 (reemit_notes): Adjust recreation of notes to reflect new saved
13302 * print-rtl.c (print_rtx): Print the address of the BLOCK when
13303 printing a block note.
13304 * stmt.c (block_vector): Remove.
13305 (find_loop_tree_blocks): Simplify.
13306 (unroll_block_trees): Likewise.
13307 * tree.h (reorder_block): Change prototype.
13309 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
13311 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
13312 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
13313 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
13314 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
13315 (atexit, exit): Simplify.
13316 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
13317 * config/lots: Remove defns of HAVE_ATEXIT.
13319 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
13321 * calls.c (precompute_arguments): Fix typo in comment.
13322 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
13325 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
13327 * dsp16xx.c (override_options): Fix typos in GC root registration.
13329 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
13331 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
13332 from config/svr4.h.
13333 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
13334 (FUNCTION_PROFILER): Redefine appropriately for Linux.
13335 (CC1_SPEC): Likewise.
13337 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13339 * genattr.c (main): Add extern prototype. Call return, not exit.
13340 * genattrtab.c (main): Likewise.
13341 * gencheck.c (main): Likewise.
13342 * gencodes.c (main): Likewise.
13343 * genconfig.c (main): Likewise.
13344 * genemit.c (main): Likewise.
13345 * genextract.c (main): Likewise.
13346 * genflags.c (main): Likewise.
13347 * gengenrtl.c (main): Likewise.
13348 * genopinit.c (main): Likewise.
13349 * genoutput.c (main): Likewise.
13350 * genpeep.c (main): Likewise.
13351 * genrecog.c (main): Likewise.
13353 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
13354 * genattrtab.c (get_insn_name): Likewise.
13355 * gencodes.c (get_insn_name): Likewise.
13356 * genconfig.c (get_insn_name): Likewise.
13357 * genemit.c (get_insn_name): Likewise.
13358 * genextract.c (get_insn_name): Likewise.
13359 * genflags.c (get_insn_name): Likewise.
13360 * genopinit.c (get_insn_name): Likewise.
13361 * genpeep.c (get_insn_name): Likewise.
13363 * gencheck.c (usage): Add static prototype.
13364 * genextract.c (print_path): Constify a char*.
13365 * genopinit.c (optabs): Likewise.
13366 * genoutput.c (operand_data, data, output_predicate_decls,
13367 compare_operands): Likewise.
13368 * genrecog.c (write_tree): Add default case in switch.
13370 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13372 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
13374 * print-rtl.c (get_insn_name): Remove prototype.
13376 * toplev.h (progname): Declare const.
13378 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
13379 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
13380 dump_sched_info, dump_local_alloc, regset_release_memory,
13381 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
13382 error_with_file_and_line, error_with_decl, error_for_asm, error,
13383 fatal, warning_with_file_and_line, warning_with_decl, warning,
13384 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
13385 Remove redundant prototypes.
13387 (notice, check_lang_option, report_file_and_line, vnotice,
13388 mark_file_stack): Add static prototype.
13389 (set_fatal_function): Add prototype.
13390 (vnotice, report_file_and_line, set_fatal_function,
13391 check_lang_option): Constify a char*.
13392 (main): Prototype. Call return, not exit.
13394 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13396 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
13398 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
13400 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
13402 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
13404 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13406 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
13407 behave as if it's zero in all cases.
13408 (expand_function_start): Adjust call to assign_parms.
13409 * tree.h (assign_parms): Adjust prototype.
13410 * objc/objc-act.c (hack_method_prototype): Adjust call to
13413 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
13415 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
13416 arg_pointer_rtx fixed if the argument pointer register is
13418 (NONZERO_BASE_PLUS_P): Likewise.
13420 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
13422 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
13423 match_insn2 to match_insn.
13424 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
13426 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
13428 * Makefile.in (USER_H): Remove va-foo.h.
13430 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
13431 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
13432 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
13433 va-spur.h,va-v850.h}: Remove.
13435 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
13437 * sparc/sparc.md (eligible_for_return_delay): New attribute.
13438 (in_return_delay): Use it instead of match_insn.
13440 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13442 * config/alpha/va_list.h (va-alpha.h): Do not include.
13443 (__gnuc_va_list): Typedef as in varargs.h.
13445 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
13447 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
13448 DECL_LIVE_RANGE_RTL.
13450 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
13452 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
13453 not NOTE_BLOCK_NUMBER.
13454 (expand_eh_region_end): Likewise.
13455 (find_exception_handler_labels): Likewise.
13456 (scan_region): Likewise.
13457 (exception_optimize): Likewise.
13458 (update_rethrow_references): Likewise.
13459 (set_insn_eh_region): Likewise.
13460 * final.c (final_scan_insn): Likewise.
13461 * flow.c (make_edges): Likewise.
13462 * integrate.c (expand_inline_function): Likewise.
13463 * print-rtl.c (print_rtx): Likewise.
13465 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
13467 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
13468 terms of builtin functions and types.
13470 * mips.c (mips_build_va_list): New.
13471 (mips_va_start, mips_va_arg): New.
13472 * mips.h (BUILD_VA_LIST_TYPE): New.
13473 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13475 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
13476 (sh_build_va_list, sh_va_start, sh_va_arg): New.
13477 * sh.h (BUILD_VA_LIST_TYPE): New.
13478 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13480 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
13482 * recog.h (struct recog_data): Make dup_num, operand_address_p,
13483 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
13484 (struct insn_data): Likewise with n_operands, n_dups,
13485 n_alternatives, output_format.
13486 * regclass.c (scan_one_insn): Cast n_operands to int before
13487 arithmetic inside comparison.
13489 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
13491 * toplev.c (compile_function): Unconditionally emit nop.
13493 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13495 * haifa-sched.c (actual_hazard): Move declaration of variable
13496 `this_cost' into the scope where it is used.
13498 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13500 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
13501 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
13502 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
13504 * genrecog.c (make_insn_sequence): Call memset, not bzero.
13506 * jump.c (find_insert_position): Don't declare or define unless
13507 !HAVE_conditional_arithmetic.
13508 (returnjump_p_1, delete_prior_computation): Add static prototypes.
13510 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
13512 * recog.c (offsettable_address_p): Prototype function pointer.
13513 (preprocess_constraints): Call memset, not bzero.
13515 * tree.c (tree_node_kind_names): Constify a char*. Make static.
13516 (gcc_obstack_init): Don't declare.
13517 (fix_sizetype): Add static prototype.
13518 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
13519 (tree_cons): Call memset, not bzero.
13521 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
13522 definition in macro ASM_WEAKEN_LABEL.
13523 (mark_const_hash_entry): Add static prototype.
13525 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13527 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
13529 * unroll.c (find_common_reg_term, subtract_reg_term,
13530 loop_find_equiv_value): Add static prototypes.
13531 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
13532 (copy_loop_body): Remove unreachable break statement.
13534 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
13536 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
13538 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13540 Undo some changes from the gcc2 merge:
13541 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
13542 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
13546 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
13547 * emit-rtl.c (gen_lowpart_common): Disable optimization of
13548 initialized float-int union if the value is a NaN.
13550 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
13552 * gthr-win32.h: New file.
13554 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
13555 shared as a valid attribute.
13556 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
13557 * extend.texi: Document `shared' variable attribute.
13559 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
13561 * configure.in: Handle --enable-threads on FreeBSD.
13562 * configure: Rebuit.
13564 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13566 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
13568 * configure: Rebuilt.
13570 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
13571 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
13572 Rosimildo DaSilva <rdasilva@connecttel.com>
13574 * configure.in (m68k-*-rtemscoff*): Added.
13575 * configure.in (mips64orion-*-rtems*): Converted to ELF.
13576 * configure.in (sparc-*-rtemsaout*): Added as alias for old
13577 sparc-rtems configuration.
13578 * configure.in (sparc-*-rtemself*): Added.
13579 * configure.in (sparc-*-rtems*): Now ELF not a.out.
13580 * config/i386/rtems.h: Added comment.
13581 * config/sparc/rtemself.h: New file.
13583 * configure.in (m68k-rtemself): Added.
13584 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
13585 and DWARF_DEBUGGING_INFO.
13586 * config/m68k/crti.s: New file.
13587 * config/m68k/crtn.s: New file.
13588 * config/m68k/t-crtstuff: New file.
13589 * config/m68k/rtemself.h: New file.
13591 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
13592 global ctor/dtor and C++ exception handling.
13593 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
13594 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
13596 * config/i386/t-rtems-i386: New File.
13598 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
13600 * stmt.c (expand_end_case): Return right away if the case stack is
13603 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
13605 * Makefile.in (version.c): Remove rule incorrectly brought in from
13608 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
13610 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
13611 * msdos/top.sed: Take into account a prepended $(SHELL) to
13613 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
13615 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
13617 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13619 * regmove.c (fixup_match_1): Don't change an unchanging register.
13620 (stable_but_for_p): Renamed to:
13621 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
13622 Changed all callers.
13624 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
13626 * loop.c (strength_reduce): Don't call reg_used_between_p if the
13627 insn from BL2 is after the insn from BL.
13629 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
13631 * recog.h (INSN_OUTPUT_FORMAT_*): New.
13632 (struct insn_data): Merge `template' and `outfun' into `output'.
13633 Add `output_format'.
13634 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
13635 (struct data): Remove `outfun'; add `output_format'.
13636 (name_for_index): Remove declaration.
13637 (output_insn_data): Handle output formats.
13638 (process_template): Emit the bare array for @.
13639 (gen_expand, gen_split): Set output_format to NONE.
13640 * output.h (get_insn_template): Declare.
13641 * final.c (get_insn_template): New.
13642 (final_scan_insn): Use it.
13643 * toplev.c (compile_file): Likewise.
13645 * c4x/c4x.c (c4x_process_after_reload): Likewise.
13646 * i860/i860.c (output_delayed_branch): Likewise.
13647 (output_delay_insn): Likewise.
13649 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13651 * rtl.c (obstack_alloc_rtx): Removed.
13653 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
13655 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
13657 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
13659 * i386.c (call_insn_operand): Reject const_int.
13660 (expander_call_insn_operand): Use call_insn_operand.
13662 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13664 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
13666 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
13668 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
13669 Use DImode operation.
13671 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
13673 * gcc.c: Include sys/resource.h.
13674 (report_times): New flag.
13675 (execute): If report_times is set, calculate and report the
13676 CPU time consumed by each subprocess.
13678 (rus, prus): New globals.
13679 (option_map): Add --time.
13680 (display_help): Document -time.
13681 (process_command): Set report_times if -time is given.
13682 Turn off -pipe if -time is given.
13684 * invoke.texi: Document new option -time.
13686 * configure.in: Check for getrusage. Check if we have to
13687 prototype getrusage.
13688 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
13689 * configure: Regenerate.
13690 * config.in: Regenerate.
13692 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
13694 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
13697 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
13699 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
13700 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
13701 (nan): Return _thenan_sf or _thenan_df as appropriate.
13702 (L_thenan_sf): Define _thenan_sf.
13703 (L_thenan_df): Define _thenan_df.
13705 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
13706 (DPBIT_FUNCS): Add _thenan_df.
13708 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
13710 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
13713 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13715 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
13718 (lang_specific_driver): Don't take a function pointer parameter.
13719 All callers changed.
13721 * gcc.c: Include gcc.h.
13722 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
13723 lang_specific_extra_outfiles, fatal): Don't declare.
13724 (multilib_defaults_raw): Constify.
13725 (read_specs): Call memset, rather than bzero.
13726 (main): Call return, not exit.
13727 (lookup_compiler): Call memcpy, not bcopy.
13728 (fatal): Make extern.
13730 * cppspec.c: Include gcc.h.
13731 (lang_specific_driver): Initialize variable `quote'. Constify a
13732 char*. All calls to the function pointer parameter now
13733 explicitly call `fatal'.
13735 * gccspec.c (lang_specific_driver): Include gcc.h.
13737 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
13739 * arm.c (note_invalid_constants): Use recog_data.operand_type
13742 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13744 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
13747 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
13748 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
13749 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
13750 reload_secondary_in_reload, reload_secondary_out_reload,
13751 reload_secondary_in_icode, reload_secondary_out_icode,
13752 reload_reg_rtx, reload_when_needed): Delete declarations.
13753 (struct reload): New structure.
13754 (rld): Declare new array.
13755 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
13756 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
13757 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
13758 reload_secondary_in_reload, reload_secondary_out_reload,
13759 reload_secondary_in_icode, reload_secondary_out_icode,
13760 reload_reg_rtx, reload_when_needed): Delete definitions.
13762 (whole file): Replace uses of the deleted arrays with uses of rld.
13763 * reload1.c (whole file): Replace uses of the deleted arrays with
13765 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
13766 explicit loops, not with bcopy.
13768 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
13770 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
13771 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
13772 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
13773 insn_name): Delete and consolidate into new structures.
13774 (insn_operand_predicate_fn): New.
13775 (insn_output_fn): New.
13776 (insn_gen_fn): New.
13777 (struct insn_operand_data): New.
13778 (struct insn_data): New.
13780 (OUT_FCN): Update for insn_data change.
13781 * builtins.c (expand_builtin_strlen): Likewise.
13782 (expand_builtin_memcmp): Likewise.
13783 * combine.c (make_extraction, simplify_comparison): Likewise.
13784 * cse.c (canon_reg, cse_insn): Likewise.
13785 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
13786 * expmed.c (store_bit_field, extract_bit_field): Likewise.
13787 (emit_store_flag): Likewise.
13788 * expr.c (convert_move, emit_block_move): Likewise.
13789 (clear_storage, emit_push_insn, expand_increment): Likewise.
13790 (do_store_flag): Likewise.
13791 * expr.h (GEN_FCN): Likewise.
13792 (insn_gen_function): Die.
13793 * final.c (final_scan_insn): Update for insn_data change.
13794 (output_asm_name): Likewise.
13795 * function.c (fixup_var_refs_1): Likewise.
13796 * loop.c (check_dbra_loop): Likewise.
13797 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
13798 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
13799 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
13800 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
13801 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
13802 * regmove.c (gen_add3_insn): Likewise.
13803 * reload.c (push_secondary_reload, combine_reloads): Likewise.
13804 (find_reloads, find_reloads_address_1): Likewise.
13805 (debug_reload_to_stream): Likewise.
13806 * reload1.c (emit_reload_insns, gen_reload): Likewise.
13807 * stmt.c (expand_end_case): Likewise.
13808 * toplev.c (compile_file): Likewise.
13810 * c4x/c4x.c (c4x_process_after_reload): Likewise.
13811 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
13813 * print-rtl.c (insn_name_ptr): Remove declaration.
13814 (get_insn_name): Declare.
13815 (print_rtx): Use it.
13816 * genoutput.c (insn_name_ptr): Remove.
13817 (next_operand_number): New.
13818 (struct operand_data): New.
13819 (null_operand, odata, odata_end): New.
13820 (struct data): Use struct operand_data.
13821 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
13822 (get_insn_name): Renamed from name_for_index.
13823 (output_prologue): Define NO_MD_PROTOTYPES.
13824 (output_predicate_decls): Break out from output_epilogue.
13825 Iterate over the operands list.
13826 (output_operand_data): Break out from output_epilogue. Emit
13827 just the operands list.
13828 (output_insn_data): Break out from output_epilogue. Emit just
13830 (output_epilogue): Remove.
13831 (output_get_insn_name): New.
13832 (constraints, op_n_alternatives, predicates, address_p): Die.
13833 (modes, strict_low, seen): Die.
13834 (scan_operands): Take new param `d' instead of writing to
13835 seven global variables.
13836 (compare_operands): New.
13837 (place_operands): New.
13838 (validate_insn_alternatives): Update for struct data change.
13839 (gen_insn): Don't zero or copy 7 global arrays. Update for
13840 scan_operands; call place_operands.
13841 (gen_peephole, gen_expand, gen_split): Likewise.
13842 (main): Update for new output routines.
13844 * genattr.c (insn_name_ptr): Remove.
13845 (get_insn_name): New function.
13846 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
13847 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
13848 * genrecog.c: Likewise.
13850 * alpha.md (adddi3): Make `pattern' array static.
13852 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13854 * config/c4x/c4x.h (c4x_rpts_cycles_string,
13855 c4x_cpu_version_string): Constify char *.
13856 * config/c4x/c4x.c (c4x_rpts_cycles_string,
13857 c4x_cpu_version_string): Likewise.
13859 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
13861 * tree.c (save_tree_status): Revert 10 Sep change.
13862 (restore_tree_status): Likewise. Call obstack_free with NULL
13863 before freeing the obstack proper.
13865 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
13867 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
13869 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
13870 surrounding context.
13872 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
13874 * tree.c (type_hash_canon): Put all types in the hash-table, when
13877 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
13879 * recog.h (struct recog_data, recog_data): New.
13880 (recog_foo variables): Kill.
13881 * recog.c (recog_operand, recog_operand_loc): Kill.
13882 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
13883 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
13884 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
13885 (recog_data): Define.
13886 (extract_insn): Update all recog_foo references to use recog_data.
13887 (preprocess_constraints, constrain_operands): Likewise.
13888 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
13889 * genattrtab.c (main): Likewise.
13890 * genextract.c (main): Likewise.
13891 * genoutput.c: Likewise.
13892 * genrecog.c (write_subroutine, main): Likewise.
13893 * local-alloc.c (block_alloc): Likewise.
13894 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
13895 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
13896 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
13897 * reload.c (find_reloads, find_reloads_toplev): Likewise.
13898 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
13899 (reload_cse_simplify_operands): Likewise.
13901 * arc/arc.c (arc_final_prescan_insn): Likewise.
13902 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
13903 * h8300/h8300.c (notice_update_cc): Likewise.
13904 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
13905 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
13906 * mn10200/mn10200.c (notice_update_cc): Likewise.
13907 * mn10300/mn10300.c (notice_update_cc): Likewise.
13908 * romp/romp.c (update_cc): Likewise.
13909 * sparc/sparc.c (check_pic): Likewise.
13910 * v850/v850.c (notice_update_cc): Likewise.
13912 * genemit.c (main): Don't declare recog_operand.
13914 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
13916 * ggc.h (rtvec_def): Forward declare.
13917 (tree_node): Likewise.
13918 (ggc_root): Define.
13920 (ggc_set_mark_rtx): Add prototype.
13921 (ggc_set_mark_rtvec): Likewise.
13922 (ggc_set_mark_tree): Likewise.
13923 * ggc-simple.c (ggc_root): Don't define.
13924 (roots): Don't declare.
13925 (ggc_mark_rtx): Remove.
13926 (ggc_mark_rtvec): Likewise.
13927 (ggc_mark_tree): Likewise.
13928 (ggc_mark_varray): Likewise.
13929 (ggc_mark_tree_hash_table_entry): Likewise.
13930 (ggc_mark_tree_hash_table): Likewise.
13931 (ggc_set_mart_rtx): New function.
13932 (ggc_set_mark_rtvec): Likewise.
13933 (ggc_set_mark_tree): Likewise.
13934 (ggc_add_root): Remove.
13935 (ggc_add_rtx_root): Likewise.
13936 (ggc_remove_tree_root): Likewise.
13937 (ggc_add_string_root): Likewise.
13938 (ggc_add_tree_varray_root): Likewise.
13939 (ggc_add_tree_hash_table_root): Likewise.
13940 (ggc_del_root): Likewise.
13941 (ggc_mark_rtx_ptr): Likewise.
13942 (ggc_mark_tree_ptr): Likewise.
13943 (ggc_mark_string_ptr): Likewise.
13944 (ggc_mark_tree_varray_ptr): Likewise.
13945 (ggc_mark_tree_hash_table_ptr): Likewise.
13946 * ggc-common.c: New file.
13947 * Makefile.in (OBJS): Add ggc-common.o.
13948 (ggc-common.o): List dependencies.
13950 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
13952 * cppalloc.c (xstrdup): Use memcpy.
13953 * cpperror.c (cpp_print_containing_files): Don't use
13955 * cpplib.c (conditional_skip): Set temp->lineno.
13956 (do_endif): Make error message less obscure.
13957 (if_directive_name): New function.
13958 (cpp_get_token [case EOF]): Unwind the if stack and generate
13959 error messages for each unterminated conditional in this file.
13960 (parse_string): Do not behave differently if -traditional.
13962 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
13964 * builtins.c (expand_builtin_va_arg): Cope with an array-type
13965 va_list decomposing to pointer-type.
13966 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
13967 (rs6000_va_arg): Likewise.
13969 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
13971 * except.c (start_dynamic_handler): Compute size using
13972 STACK_SAVEAREA_MODE.
13974 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13976 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
13977 include directory headers. Don't define strrchr. Don't provide
13978 my_* replacement functions. Prefer PTR over `pointer_type'.
13979 Don't prototype system functions. Don't redefine getopt.
13981 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
13982 safe_read, safe_write, save_pointers, restore_pointers,
13983 is_id_char, in_system_include_dir, directory_specified_p,
13984 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
13985 find_corresponding_lparen, referenced_file_is_newer,
13986 save_def_or_dec, munge_compile_params, gen_aux_info_file,
13987 process_aux_info_file, identify_lineno, check_source,
13988 seek_to_line, forward_to_next_token_char, output_bytes,
13989 output_string, output_up_to, other_variable_style_function,
13990 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
13991 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
13992 find_static_definition, connect_defs_and_decs, add_local_decl,
13993 add_global_decls, needs_to_be_converted, visit_each_hash_node,
13994 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
13995 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
13996 scan_for_missed_items, edit_file, string_list_cons): Add static
13998 (standard_exec_prefix, target_machine, target_version,
13999 default_syscalls_dir, string_list, string_list_cons, find_file,
14000 do_cleaning): Constify a char*.
14001 (safe_read, safe_write): Use PTR, not a char*.
14002 (is_id_char): Take an int, not a char.
14003 (main): Add prototype. Call return, not exit.
14005 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
14007 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
14008 when comparing types.
14010 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
14012 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
14013 (strength_reduce): Release the varrays from the no-bivs early exit.
14015 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
14016 the loop over the registers.
14018 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
14020 (restore_tree_status): Check that instead when freeing the obstack.
14022 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
14024 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
14027 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14029 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
14030 operand size modifiers.
14032 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14034 * c-common.c (c_common_nodes_and_builtins): Don't build
14036 * c-common.h (enum c_tree_index and related accesor macros): Remove
14037 everything now declared in tree.h.
14038 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14039 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
14040 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
14041 (error_mark_node, void_type_node, char_type_node, integer_type_node,
14042 unsigned_type_node, ptr_type_node, va_list_type_node,
14043 integer_zero_node, null_pointer_node, integer_one_node): Delete.
14044 (init_decl_processing): Call build_common_tree_nodes and
14045 build_common_tree_nodes_2 instead of building their nodes here.
14046 Don't add roots for these nodes.
14047 * stor-layout.c (size_zero_node, size_one_node): Delete.
14048 (set_sizetype): Make a new node for bitsizetype each time.
14049 * tree.c (global_trees): New variable.
14050 (init_obstacks): Add a gc root for it.
14051 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
14052 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
14053 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
14054 (build_common_tree_nodes): New function.
14055 (fix_sizetype): New function.
14056 (build_common_tree_nodes_2): New function.
14057 * tree.h (enum tree_index): New.
14058 (global_trees): Declare.
14059 Add accessor macros for all nodes now moved to global_trees.
14060 Delete their declarations.
14062 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
14064 * c-decl.c (finish_function): When processing a nested function,
14065 push and pop GC context around rest_of_compilation.
14067 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
14069 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
14070 Default ix86_arch to PROCESSOR_I386.
14071 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
14072 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
14073 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
14074 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
14075 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
14076 (EXTRA_SPECS): Remove deleted specs.
14078 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
14080 * function.c (assign_stack_local_1): Allocate from
14081 function->x_frame_offset, not frame_offset.
14083 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
14085 * ggc.h (lang_cleanup_tree): Remove.
14086 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
14087 * ggc-callbacks.c (lang_cleanup_tree): Remove.
14089 * c-decl.c (finish_struct): Use ggc_alloc to allocate
14090 TYPE_LANG_SPECIFIC when garbage collecting.
14091 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
14092 (lang_cleanup_tree): Remove.
14094 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
14096 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
14097 * crtstuff.c: Not here.
14098 * dwarf2out.c: Or here.
14099 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
14102 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
14104 * function.h (free_after_compilation): Remove decl parameter.
14105 (free_varasm_status0: Likewise.
14106 (free_emit_status): Likewise.
14107 (free_stmt_status): Likewise.
14108 (free_after_compilation): Likewise.
14109 (init_lang_status): New variable.
14110 (free_lang_status): Likewise.
14111 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
14112 * function.c (init_lang_status): New variable.
14113 (free_lang_status): Likewise.
14114 (push_function_context_to): Don't set function::decl here.
14115 (free_after_copmilation): Make decl parameter implicit. Call
14116 free_lang_status if defined.
14117 (prepare_function_start): Call init_lang_status if defined.
14118 (init_function_start): Set function::decl here.
14119 * profile.c (output_func_start_profiler): Don't call pushdecl
14120 until we've actually started the function.
14121 * stmt.c (free_stmt_status): Make decl parameter implicit.
14122 * toplev.c (rest_of_compilation): Don't pass decl to
14123 free_after_compilation.
14124 * varasm.c (free_varasm_status): Likewise.
14126 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14128 * except.c (call_get_eh_context): Add root when allocating static
14131 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
14133 * arm.c: Include "ggc.h".
14134 (arm_add_gc_roots): New function.
14135 (arm_override_options): Call it.
14136 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
14138 * arm.md (define_asm_attributes): Add a pool_range attribute.
14140 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
14142 * extend.texi (Volatiles): New node.
14144 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
14146 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
14147 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
14148 (struct ggc_any): Replace `mark' with `magic_mark'.
14149 (ggc_alloc_string): Use memcpy, not bcopy.
14150 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
14151 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
14152 (ggc_free_any): New.
14153 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
14154 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
14155 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
14156 Use IS_MARKED. Use ggc_free_any.
14158 1999-09-09 Scott Bambrough <scottb@netwinder.org>
14160 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
14162 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
14164 * toplev.c (main): Always init_ggc.
14166 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
14168 * except.c (find_all_handler_type_matches): Free the list if
14169 we found no matches.
14171 * combine.c (SUBST): Break out to a real function do_SUBST.
14172 (SUBST_INT): Likewise.
14173 * gcse.c (free_pre_mem): Free `temp_bitmap'.
14174 (pre_insert): Free `inserted'.
14175 * loop.c (basic_induction_var): Always set `location'.
14177 * function.c (expand_function_end): Add initial_trampoline as a root.
14178 * rtl.h (init_varasm_once): Declare.
14179 * toplev.c (compile_file): Call it.
14180 * ggc-simple.c (ggc_mark_string_ptr): New.
14181 (ggc_add_string_root): New.
14182 (ggc_collect): Disable collection avoidance temporarily.
14183 * ggc.h (ggc_add_string_root): Declare.
14184 * except.c (create_rethrow_ref): Use ggc_alloc_string.
14185 * optabs.c (init_libfuncs): Likewise.
14186 * varasm.c (named_section): Use ggc_alloc_string.
14187 (make_function_rtl): Likewise.
14188 (make_decl_rtl): Likewise.
14189 (assemble_static_space): Likewise.
14190 (assemble_trampoline_template): Likewise.
14191 (output_constant_def): Likewise.
14192 (force_const_mem): Likewise.
14193 (mark_const_hash_entry): New.
14194 (mark_pool_sym_hash_table): New.
14195 (mark_varasm_state): Use it.
14196 (init_varasm_once): New.
14198 * expr.h (init_one_libfunc): Declare.
14199 * optabs.c (init_one_libfunc): New.
14200 (init_optabs): Use it.
14201 * config/gofast.h: Likewise.
14202 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
14203 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
14205 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
14207 * Makefile.in (cppexp.o): Depend on cpphash.h.
14208 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
14210 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
14211 * cpplib.c (do_define): Generalise to handle poisoned definitions,
14212 redefining poisoned identifiers, etc.
14213 (do_undef): Don't allow poisoned identifiers to be undefined.
14214 (do_pragma): Add #pragma poison.
14215 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14217 * cccp.c: Add T_POISON node type.
14218 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
14220 (do_define): Generalise to handle poisoned definitions,
14221 redefining poisoned identifiers, etc.
14222 (do_undef): Don't allow poisoned identifiers to be undefined.
14223 (do_pragma): Add #pragma poison.
14224 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14226 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
14227 * c-pragma.h: Add ps_poison state. We now always have generic
14230 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
14232 * ggc.h (ggc_alloc): New function.
14233 (ggc_mark): Likewise.
14234 * ggc-simple.c (ggc_any): New structure.
14235 (ggc_status): Add anys.
14236 (n_anys_collected): New variable.
14237 (ggc_alloc): Define.
14238 (ggc_mark): Likewise.
14239 (ggc_collect): Collect the anys.
14241 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14243 * c-decl.c (mark_binding_level): Make static to match prototype.
14245 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
14247 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
14249 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
14251 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
14252 will use into account. Expand the max width to 5.
14255 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
14257 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
14258 for the rtx length.
14260 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
14262 * alpha.md (call value patterns): Remove the result predicates.
14264 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
14266 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
14269 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14271 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
14272 changed from extern char *, to extern PTR. Also fix typo in
14273 NEED_DECLARATION_REALLOC test.
14275 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
14277 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14279 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
14280 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
14281 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
14282 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
14284 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
14286 * cccp.c (pcfinclude): Likewise.
14288 * global.c (allocno_compare): Likewise.
14290 * haifa-sched.c (rank_for_schedule): Likewise.
14292 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
14294 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
14296 * stupid.c (stupid_reg_compare): Likewise.
14298 * tree.c (_obstack_allocated_p): Likewise.
14300 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
14302 1999-09-08 Bruce Korb autogen@linuxbox.com
14304 * Makefile.in: Give the hapless gperf user a hint about
14305 why "gperf -F" fails.
14307 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
14309 * lists.c: Include ggc.h.
14311 (init_EXPR_INSN_LIST_cache): Install it.
14313 * ggc-simple.c (init_ggc): Absorb the old init.
14314 (ggc_push_context): Use xcalloc.
14315 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
14316 (ggc_collect): Add [rvts] tags to the collection stats.
14318 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
14320 * cccp.c (main): Fix handling of -include and -imacros options.
14322 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
14324 * cpplib.c (cpp_push_buffer): Fix order of arguments.
14326 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14328 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
14331 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
14333 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
14334 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
14335 and SET_DEST. Update comment.
14337 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14339 * config/c4x/c4x.c: Include ggc.h.
14340 (c4x_add_gc_roots): New function.
14341 (c4x_override_options): Call c4x_add_gc_roots.
14343 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
14345 * defaults.h (TARGET_ESC): Move ...
14346 * system.h: ... here, where Linas had it in the first place. Silly me.
14348 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
14350 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
14351 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
14352 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
14353 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
14354 * defaults.h (TARGET_ESC): Add default.
14356 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
14358 * configure.in: add i370-*-openedition, i370-*-mvs and
14359 i370-*-linux targets
14361 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
14363 * dsp16xxx.c: Include ggc.h
14364 (override_options): Mark GC roots.
14365 * mn10200.c: Include ggc.h.
14366 (asm_file_start): Mark GC roots.
14367 * tahoe.c: Include ggc.h.
14368 (extensible_operand): Mark GC roots.
14370 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
14372 * README: Add section discussing status of ELF ABI.
14373 * i370.c: Fix misc spelling mistakes.
14374 (i370_label_scan): Updated notes, exception handling.
14375 (i370_function_prolog): Simplify ELF stack handling.
14376 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
14377 (STACK_GROWS_DOWNWARD): ELF stack grows down.
14378 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
14379 * i370.md: (movdi): Add notes.
14380 (floatsidf2): Use stack not rtca for scratch float area.
14381 (iorsi3): Correct operand constraints.
14382 * x-oe: Restore TAROUTOPTS which are used by pax.
14384 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
14386 * rs6000.c: Include ggc.h.
14387 (rs6000_add_gc_roots): New function.
14388 (override_options): Call it.
14390 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
14392 * alpha.h (alpha_compare): New.
14393 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
14394 * alpha.c: Likewise for the definitions.
14395 (alpha_emit_conditional_branch): Update for alpha_compare.
14396 (alpha_emit_conditional_move): Likewise.
14397 * alpha.md (cmpdf, cmpdi): Likewise.
14398 (setcc patterns): Likewise. Zero alpha_compare after use.
14399 (sne): Optimize (x != 0) into (0U < x).
14401 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
14403 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
14404 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
14405 (INIT_EXPANDERS): Remove.
14406 * alpha.c: Include ggc.h.
14407 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
14408 (alpha_init_machine_status, alpha_mark_machine_status): New.
14409 (override_options): Install them.
14410 (struct machine_function): Moved to alpha.h.
14411 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
14412 (alpha_init_expanders): Remove.
14413 (alpha_return_addr): Adjust to use current_function->machine.
14414 (alpha_ra_ever_killed): Likewise.
14415 (alpha_expand_epilogue): Likewise.
14416 * alpha.md (eh_epilogue): Likewise.
14418 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
14419 Melissa O'Neill <oneill@cs.sfu.ca>
14420 Geoffrey Keating <geoffk@cygnus.com>
14422 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
14423 call-used registers (call-saved registers must still be contiguous
14424 and end with r31, of course).
14426 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
14428 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
14429 (self_promoting_type_p): Delete.
14430 (self_promoting_args_p): Move ...
14431 * c-common.c: ... here.
14432 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
14433 (simple_type_promotes_to): New.
14434 * builtins.c (lang_type_promotes_to): New.
14435 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
14436 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
14437 * c-common.h: ... here.
14438 (self_promoting_args_p, simple_type_promotes_to): Declare.
14439 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
14440 (grokdeclarator): Likewise.
14441 * tree.h (lang_type_promotes_to): Declare.
14443 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
14445 Add some machine-dependent GC roots.
14446 * sparc.c: Include ggc.h.
14447 (sparc_add_gc_roots): New function.
14448 (mark_ultrasparc_pipeline_state): Likewise.
14449 (override_options): Call sparc_add_gc_roots.
14450 * pa.c: Include ggc.h.
14451 (pa_add_gc_roots): New function.
14452 (mark_deferred_plabels): Likewise.
14453 (override_options): Call pa_add_gc_roots.
14454 * mips.c: Include ggc.h.
14455 (mips_add_gc_roots): New function.
14456 (override_options): Use it.
14458 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14460 * cpperror.c (cpp_file_line_for_message): Constify a char*.
14462 * cppexp.c (parse_number, parse_charconst, cpp_lex,
14463 cpp_parse_expr): Add static prototypes.
14464 (parse_charconst): Don't cast away const-ness.
14465 (token): Constify a char*.
14467 * cppfiles.c (file_name_list, include_hash, find_include_file,
14468 finclude, initialize_input_buffer): Constify a char*.
14469 (file_cleanup, find_position): Add static prototypes.
14471 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
14472 collect_expansion): Add static prototypes.
14473 (cpp_install, create_definition, monthnames): Constify a char*.
14475 * cpphash.h (cpp_install): Likewise.
14477 * cppinit.c (known_suffixes, default_include,
14478 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
14479 (base_name, dump_special_to_buffer, initialize_dependency_output):
14480 Add static prototypes.
14482 * cpplib.c (my_strerror): Constify a char*.
14483 (null_underflow, null_cleanup, skip_comment, copy_comment,
14484 copy_rest_of_line, handle_directive, pass_thru_directive,
14485 get_directive_token, read_line_number, cpp_print_file_and_line,
14486 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
14487 v_cpp_warning_with_line, detect_if_not_defined,
14488 consider_directive_while_skipping): Add static prototypes.
14489 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
14490 cpp_pedwarn_with_file_and_line): Constify a char*.
14492 * cpplib.h (cpp_options, include_hash, progname, definition,
14493 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
14494 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
14495 find_include_file, deps_output, include_hash): Constify a char*.
14497 * cppmain.c (progname): Constify.
14498 (main): Add prototype. Use return, not exit.
14500 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
14501 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
14502 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
14503 check_protection): Add static prototype.
14505 (progname, recognized_macrom, recognized_extern): Constify a char*.
14506 (main): Add prototype.
14508 * gen-protos.c (progname): Constify a char*.
14510 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
14512 * emit-rtl.c (free_emit_status): Take decl as a parameter.
14513 (init_emit_once): Add more GC roots.
14514 * except.c (mark_func_eh_entry): New function.
14515 (mark_eh_node): Mark false_label and rethrow_label.
14516 (init_eh): Add more GC roots.
14517 * function.c (free_after_compilation): Take decl as a paramter.
14518 Call free_stmt_status.
14519 (mark_function_state): Don't assume x_parm_reg_stack_loc is
14521 * function.h (free_after_compilation): Change prototype.
14522 (free_varasm_status): Likewise.
14523 (free_emit_status): Likewise.
14524 (free_stmt_status): New function.
14525 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
14526 Remove, replacing with ...
14527 (ggc_status): New structure.
14528 (ggc_chain): New variable.
14529 (init_gcc): Define.
14530 (ggc_push_context): New function.
14531 (ggc_pop_context): Likewise.
14532 (ggc_alloc_rtx): Adjust for use of ggc_chain.
14533 (ggc_alloc_rtvec): Likewise.
14534 (ggc_alloc_tree): Likewise.
14535 (ggc_alloc_string): Likewise.
14536 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
14537 (ggc_mark_tree): Give language-dependent code a chance to mark
14539 (ggc_mark_tree_varray): Handle empty arrays.
14540 (ggc_collect): Adjust for use of ggc_chain. Clear
14541 bytes_alloced_since_last_gc.
14542 * ggc.h (ggc_pop_context): New function.
14543 (ggc_push_context): Likewise.
14544 * print-tree.c (print_node): Don't print obstacks when GC'ing.
14545 * stmt.c (free_stmt_status): New function.
14546 (init_stmt_for_function): Clear last_expr_value.
14547 * toplev.c (rest_of_compilation): Always call free_after_compilation.
14548 Conditionalize call to ggc_collect.
14549 (main): Call init_ggc.
14550 * tree.c (push_obstacks): Do the push, even when GC'ing.
14551 (push_obstacks_nochange): Likewise.
14552 (pop_obstacks): Liekwise.
14553 * varasm.c (free_varasm_status): Take decl as a parameter.
14555 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
14557 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
14558 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
14559 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
14560 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
14562 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
14564 * pa/x-pa-mpeix: New file for the MPE port.
14566 * pa/quadlib.asm: New file for long double support.
14568 * configure.in: Add hppa1.0-*-mpeix for MPE port.
14569 * configure: Rebuilt.
14571 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
14573 * final.c (shorten_branches): Fix last change.
14575 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
14577 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
14579 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
14581 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
14584 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14586 * c-aux-info.c (concat): Don't define.
14588 * cccp.c (my_strerror): Likewise. All callers changed to use
14590 (do_include): Call xstrdup, not xmalloc/strcpy.
14591 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
14592 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
14594 * collect2.c (my_strsignal): Likewise. All callers changed to use
14596 (locatelib): Call xstrdup, not xmalloc/strcpy.
14598 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
14600 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
14602 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
14604 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
14606 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
14608 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
14610 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
14612 (find_all_handler_type_matches): Likewise. Don't check return
14614 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
14615 xmalloc, not malloc.
14616 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
14618 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
14619 (init_spec): Call xcalloc, not xmalloc/bzero.
14620 (set_spec): Call xstrdup, not save_string.
14621 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
14622 (find_a_file): Call xstrdup, not xmalloc/strcpy.
14623 (process_command): Call xstrdup, not save_string.
14624 (main): Call xcalloc, not xmalloc/bzero.
14626 * gcov.c (xmalloc): Don't define.
14627 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
14628 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
14629 (output_data): Call xcalloc, not xmalloc/bzero.
14631 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
14633 * mips-tdump.c (xmalloc): Don't define.
14634 (print_symbol): Call xmalloc, not malloc.
14635 (read_tfile): Call xcalloc, not calloc.
14637 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
14638 Don't define. All callers of xfree/my_strsignal changed to use
14639 free/strsignal instead.
14640 (allocate_cluster): Call xcalloc, not calloc.
14642 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
14643 Fix memory leak, free allocated memory.
14645 * prefix.c (translate_name): Call xstrdup, not save_string.
14646 (update_path): Likewise.
14648 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
14650 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
14651 Don't define. Callers of xfree/savestring2 changed to use
14652 free/concat instead.
14654 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
14655 (init_elim_table): Likewise.
14657 * resource.c (init_resource_info): Likewise.
14659 * stupid.c (stupid_life_analysis): Likewise.
14661 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
14662 (open_dump_file): Call concat, not xmalloc/strcpy/...
14663 (clean_dump_file): Likewise.
14664 (compile_file): Call xstrdup, not xmalloc/strcpy.
14666 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
14668 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
14669 * v850.c (v850_va_arg): New.
14671 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14673 * haifa-sched.c: Tidy comments.
14675 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14677 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
14678 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
14679 $(out_object_file)): Depend on ggc.h.
14680 * c-common.c: Include "ggc.h".
14681 (combine_strings): If doing GC, use ggc_alloc_string.
14682 * c-decl.c: Include "ggc.h".
14683 (ggc_p): Define with value 0.
14684 (mark_binding_level): New function.
14685 (init_decl_processing): Add GC roots.
14686 (mark_c_function_context): New function.
14687 (lang_mark_false_label_stack): New function.
14688 (lang_mark_tree): New function.
14689 (lang_cleanup_tree): New function.
14690 * c-lang.c: Include "ggc.h".
14691 (lang_init): Call c_parse_init.
14692 * c-lex.c: Include "ggc.h".
14693 (check_linenum): If doing GC, don't copy filenames to permanent
14695 * c-parse.in: Include "ggc.h".
14696 (c_parse_init): New function.
14697 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
14698 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
14700 * except.c (mark_eh_state): Mark more state.
14701 * function.c (mark_function_state): Likewise.
14702 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
14703 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
14704 * toplev.c (mark_file_stack): New function.
14705 (compile_file): If doing GC, use ggc_alloc_string on input filename.
14706 (main): Add root for input_file_stack.
14708 * i386.c: Include "ggc.h".
14709 (ix86_mark_machine_status): New function.
14710 (override_options): Set mark_machine_status.
14712 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14714 * tree.c (copy_node): Copy node contents also if doing GC.
14716 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14718 * collect2.c (scan_libraries): Fix double-thinko :-).
14720 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
14722 * collect2.c (scan_libraries): Fix thinko.
14724 * cse.c (delete_trivially_dead_insns): Do not skip the last
14725 insn if it is a real insn.
14727 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
14729 * Makefile.in (ggc-simple.o): Depend on hash.h.
14730 * ggc.h (ggc_add_tree_hash_table_root): Declare.
14731 (ggc_mark_tree_varray): Likewise.
14732 (ggc_mark_tree_hash_table): Likewise.
14733 * ggc-simple.c: Include hash.h.
14734 (ggc_mark_tree_hash_table_ptr): New function.
14735 (ggc_mark_tree_hash_table_entry): Likewise.
14736 (ggc_mark_tree_hash_table): Likewise.
14737 (ggc_add_tree_hash_table_root): Likewise.
14738 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
14739 rtx, when defining fields.
14741 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
14743 * profile.c (output_func_start_profiler): Remove apparently
14744 nonsensical call to start_sequence.
14746 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
14748 * clipper/clipper.c (clipper_va_start): Fix typos.
14750 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
14751 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
14752 (spur_va_arg): New stub.
14754 * configure.in: Comment out pyramid.
14756 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
14758 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
14759 don't conflict with the bits that win32, cygwin, and dgux
14762 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
14763 Bernd Schmidt <bernds@cygnus.co.uk>
14765 * integrate.c (function_cannot_inline_p): Do not inline
14766 functions with forced labels.
14768 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
14769 Bernd Schmidt <bernds@cygnus.co.uk>
14770 Mark Mitchell <mark@codesourcery.com>
14772 * Makefile.in (ggc-simple.o): Depend on varray.h.
14773 (rtl.o): Depend on ggc.h.
14774 (genattrtab.o): Depend on ggc.h.
14775 (print-tree.o): Likewise.
14776 (fold-const.o): Likewise.
14777 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
14778 (make_insn_raw): Don't cache insns when GC'ing.
14779 (emit_insn_before): Likewise.
14780 (emit_insn_after): Likewise.
14781 (emit_insn): Likewise.
14782 (start_sequence): Use xmalloc to allocate the sequence_stack.
14783 (end_sequence): Add free to free it.
14784 (gen_sequence): Don't cache insns when GC'ing.
14785 (clear_emit_caches): Don't use sequence_element_free_list.
14786 (init_emit): Use xcalloc, not xmalloc+bzero.
14787 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
14788 * function.c (pop_function_context_from): Use free to free the
14789 fixup_var_refs_queue.
14790 (put_reg_into_stack): Allocate it with xmalloc.
14791 * genattrtab.c: Include ggc.h.
14792 (operate_exp): Don't use obstack_free when GC'ing.
14793 (simplify_cond): Likewise.
14794 (simplify_text_exp): Likewise.
14795 (optimize_attrs): Likewise.
14796 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
14798 (gencode): Generate a #include for ggc.h.
14799 * ggc-callbacks.c (ggc_p): Define it to zero.
14800 * ggc-none.c (ggc_p): Likewise.
14801 * ggc-simple.c: Include varray.h.
14802 (ggc_mark_tree_varray): New function.
14803 (ggc_add_tree_varray_root): Likewise.
14804 (ggc_mark_tree_varray_ptr): Likewise.
14805 * ggc.h (ggc_p): Declare.
14806 (varray_head_tag): Likewise.
14807 (ggc_add_tree_varray_root): Declare.
14808 * print-tree.c (print_node): Don't check for TREE_PERMANENT
14809 inconsistencies when GC'ing.
14810 * rtl.c: Include ggc.h.
14811 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
14812 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
14813 (rtx_free): Don't call obstack_free when GC'ing.
14814 * toplev.c (rest_of_compilation): Call ggc_collect after every
14816 * tree.c (push_obstacks): Do nothing, if GC'ing.
14817 (pop_obstacks_nochange): Likewise.
14818 (pop_obstacks): Likewise.
14819 (make_node): Use ggc_alloc_tree when GC'ing.
14820 (copy_node): Likewise.
14821 (get_identifier): Use ggc_alloc_string when GC'ing.
14822 (build_string): Likewise.
14823 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
14824 (tree_cons): Likewise.
14825 (build1): Likewise.
14826 (type_hash_canon): Don't call obstack_free when GC'ing.
14828 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
14830 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
14831 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
14833 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
14834 Bernd Schmidt <bernds@cygnus.co.uk>
14835 Mark Mitchell <mark@codesourcery.com>
14837 * Makefile.in (stor-layout.o): Depend on ggc.h.
14838 (expr.o): Depend on ggc.h.
14839 (profile.o): Depend on ggc.h.
14840 (stor-layout.o): Depend on ggc.h.
14841 * emit-rtl.c (init_emit_once): Add gc roots.
14842 * expr.c: Include ggc.h.
14843 (emit_block_move): Add gc roots.
14844 (clear_storage): Likewise.
14845 * expr.h (init_stor_layout_once): New function.
14846 * profile.c: Include ggc.h.
14847 (init_arc_profiler): profiler_label is a root.
14848 * scan.c (make_sstring_space): Trust xrealloc to function
14849 correctly with first parameter NULL.
14850 * stor-layout.c: Include ggc.h.
14851 (set_sizetype): Add gc root.
14852 (init_stor_layout_once): New function.
14853 * toplev.c (compile_file): Call it.
14855 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
14856 Bernd Schmidt <bernds@cygnus.co.uk>
14857 Mark Mitchell <mark@codesourcery.com>
14859 * Makefile.in (tree.o): Depend on ggc.h.
14860 (varasm.o): Likewise.
14861 (function.o): Likewise.
14862 (stmt.o): Likewise.
14863 (except.o): Likewise.
14864 (optabs.o): Likewise.
14865 (emit-rtl.o): Likewise.
14866 * emit-rtl.c: Include ggc.h.
14867 (sequence_element_free_list): Remove, and all references.
14868 (mark_sequence): New functions.
14869 (mark_emit_state): New function.
14870 * except.c: Include ggc.h.
14871 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
14872 (mark_tree_label_node): New functions.
14873 (mark_eh_state): New function.
14874 * function.c: Include ggc.h.
14875 (mark_temp_slot, mark_function_chain): New functions.
14876 (mark_function_state): New function.
14877 (init_function_once): New function.
14878 * function.h (init_function_once): New function.
14879 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
14880 * ggc.h (label_node): Declare.
14881 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
14882 (lang_mark_false_label_stack): New function.
14883 (mark_temp_slot): Remove declaration.
14884 (mark_function_chain): Likewise.
14885 (mark_eh_state): Adjust prototype.
14886 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
14888 * optabs.c: Include ggc.h.
14889 (mark_optab): New function.
14890 (init_optabs): Add gc roots.
14891 * stmt.c: Include ggc.h.
14892 (mark_cond_nesting, mark_loop_nesting): New functions.
14893 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
14894 (mark_stmt_state): New function.
14895 * toplev.c (compile_file): Call init_function_once.
14896 * tree.c: Include ggc.h.
14897 (type_hash): Move declaration earlier in file.
14898 (TYPE_HASH_SIZE, type_hash_table): Likewise.
14899 (init_obstacks): Add gc roots.
14900 (mark_type_hash): New function.
14901 * varasm.c: Include ggc.h.
14902 (mark_pool_constant): New function.
14903 (mark_varasm_state): New function.
14905 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14907 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
14909 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14911 * c-decl.c (struct language_function): Renamed from struct c_function.
14913 (c_function_chain): Delete.
14914 (push_c_function_context): New arg F. Don't warn about nested
14915 functions here. Fill LANGUAGE elt of F. Delete code to update
14916 c_function_chain. Don't call push_function_context.
14917 (pop_c_function_context): New arg F. Restore from there instead of
14918 from c_function_chain. Don't call pop_function_context. Clear out
14919 LANGUAGE field of F when done.
14920 * c-lang.c: Include "function.h"
14921 (lang_init): Initialize save_lang_status and restore_lang_status.
14922 * c-parse.in (nested_function, nested_function_notype): Warn about
14923 nested functions. Call push_function_context/pop_function_context
14924 instead of the _c_ variants.
14925 * c-tree.h (push_c_function_context, pop_c_function_context): Update
14927 * Makefile.in (c-lang.o): Update dependencies.
14929 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
14930 regno_pointer_flag, regno_pointer_align.
14931 (gen_reg_rtx): Use xrealloc to enlarge them.
14932 (free_emit_status): New function.
14933 * function.c (mark_machine_status, mark_lang_status): New variables.
14934 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
14935 in some bits from assign_stack_local. All callers changed to use new
14937 (assign_stack_local): Just call assign_stack_local_1.
14938 (free_after_compilation): New function.
14939 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
14940 (trampoline_address): Likewise.
14941 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
14942 (prepare_function_start): Explicitly clear some more variables.
14943 * function.h (struct function): New elt can_garbage_collect.
14944 (mark_machine_status, mark_lang_status): Declare variables.
14945 (free_after_compilation, free_emit_status, free_varasm_status,
14946 init_varasm_status): Declare functions.
14947 * toplev.c (rest_of_compilation): Call free_after_compilation when
14948 done with the current function.
14949 * varasm.c (free_varasm_status): New function.
14951 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
14953 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
14954 (EXPAND_BUILTIN_VA_ARG): Define.
14955 * sparc.c (sparc_va_start): New.
14956 (sparc_va_arg): New.
14958 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14960 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
14962 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14964 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
14966 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
14968 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
14969 (OBJS): Add $(GGC).
14970 (ggc-callbacks.o): New target.
14971 * ggc-callbacks.c: New file.
14973 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14975 * expr.h: Collapse individual optab and libfunc vars to arrays.
14976 (optab_index, libfunc_index): New enumerations.
14977 (optab_table, libfunc_table): New arrays.
14978 Add accessor macros for both.
14980 * optabs.c (optab_table, libfunc_table): New.
14981 Delete declarations for individual optab and libfunc vars.
14983 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
14985 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
14987 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
14989 * Makefile.in (GGC, GGC_LIB): New.
14990 (HOST_RTL): Include ggc-none.o.
14991 (ggc-simple.o): New target.
14992 (ggc-none.o): Likewise.
14993 * tree.h (tree_common): Add gc_mark.
14994 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
14995 (struct rtvec_def): Add gc_mark.
14996 * emit-rtl.c (global_rtl): Update static initializers to contain
14997 enough initializers.
14998 * ggc.h, ggc-none.c, ggc-simple.c: New files.
14999 * toplev.c (gc_time): New variable.
15000 (all_time): New variable.
15001 (compile_file): Print gc time.
15002 (print_time): Calculate percentage of the whole.
15004 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15006 Change obstack memory management and varasm constant pool handling so
15007 that nested functions are treated like any other functions.
15008 * function.c (init_machine_status): New variable.
15009 (push_function_context_to): Set contains_functions for the outer
15010 function. Don't call save_varasm_status.
15011 (pop_function_context_from): Don't call restore_varasm_status. Don't
15012 set current_function_contains_functions.
15013 (prepare_function_start): Call init_varasm_status rather than
15014 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
15016 * function.h (struct function) Add field varasm. Delete fields
15017 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
15018 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
15019 (init_machine_status): Declare.
15020 (save_varasm_status, restore_varasm_status): Delete declarations.
15021 (save_tree_status, restore_tree_status): Delete last argument.
15022 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
15023 code. All callers changed.
15024 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
15025 save_constants_in_decl_trees, restore_constants, save_constants,
15026 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
15028 (inlining): New variable.
15029 (reg_map, label_map, insn_map, orig_asm_operands_vector,
15030 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
15032 (save_for_inline_nocopy): Don't save constants.
15033 Don't set inl_emit field in current_function.
15034 (expand_inline_function): Use emit field, not inl_emit, of the inlined
15035 function. Set new variable inlining before
15036 calling copy_rtx_and_substitute.
15037 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
15038 constant pool references if inlining is nonzero.
15039 Delete ADDRESS and (most of the) CONST cases.
15040 (output_inline_function): Save and restore current_function/
15041 current_function_decl. Delete restore_constants code. Don't call
15042 init_const_rtx_hash_table.
15043 * output.h (init_const_rtx_hash_table): Don't declare.
15044 * rtl.h (struct function): Declare.
15045 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
15046 * toplev.c (rest_of_compilation): Don't treat nested functions or
15047 functions containing them specially. Delete all code to deal with
15048 save_for_inline_copying.
15049 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
15050 inline_obstacks): Delete variables.
15051 (save_tree_status): Lose arg CONTEXT. All callers changed.
15052 Simply allocate a new function_maybepermanent_obstack for the new
15053 function, delete all the special cases.
15054 Don't save inline_obstacks.
15055 (restore_tree_status): Lose arg CONTEXT. All callers changed.
15056 Delete special handling for function_maybepermanent_obstack; simply
15058 Don't restore inline_obstacks.
15059 (permanent_allocation): Delete code that frees inline_obstacks.
15060 (print_inline_obstack_statistics): Delete function.
15061 (dump_tree_statistics): Don't call it.
15062 * varasm.c (struct varasm_status): New.
15063 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
15064 last_pool, pool_offset, const_double_chain): Delete global
15065 variables, replace with accessor macros.
15066 (immed_double_const): Don't walk const_double_chain outside a
15067 function, but don't treat nested functions specially anymore.
15068 (immed_real_const_1): Likewise.
15069 (clear_const_double_mem): Don't treat nested functions specially.
15070 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
15071 (save_varasm_status, restore_varasm_status): Delete functions.
15072 (init_varasm_status): New function.
15073 (force_const_mem): Don't treat nested functions specially.
15074 (find_pool_constant): Accept new arg F, search for constants in
15075 that function's pool rather than the current one. All callers
15077 (get_pool_constant_for_function, get_pool_mode_for_function): New
15080 * i386.c (init_386_machine_status): New function, mostly from
15081 clear_386_stack_locals.
15082 (struct machine_functions): Rename element names to avoid name
15084 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
15085 macros, replacing global variables.
15086 (clear_386_stack_locals, save_386_machine_status,
15087 restore_386_machine_status): Delete functions.
15088 (override_options): Initialize init_machine_status.
15089 * i386.h (INIT_EXPANDERS): Delete macro.
15090 (save_386_machine_status, restore_386_machine_status,
15091 clear_386_stack_locals): Delete declarations.
15093 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15095 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
15096 (doloop_begin): Simplify pattern and use emit_jump_insn.
15097 (doloop_end): Simplify pattern, switch operand order,
15098 and use emit_jump_insn.
15100 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
15102 * function.h (struct function): Add new element LANGUAGE.
15103 (save_lang_status): Declare new variable.
15104 (restore_lang_status): Likewise.
15105 * function.c (save_lang_status): Define.
15106 (restore_lang_status): Likewise.
15107 (push_function_context_to): Call language-specific save function.
15108 (pop_function_context_from): Call language-specific restore function.
15110 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
15112 * i386.md (movsf_1): Check REG_P before use of REGNO.
15113 (movdf_1): Likewise.
15114 (movxf_1): Likewise.
15115 (extendsfdf2): Likewise.
15116 (extendsfxf2): Likewise.
15117 (extenddfxf2): Likewise.
15119 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15121 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
15122 constants into memory.
15123 (c4x_shiftable_constant): New function.
15124 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
15125 (c4x_shiftable_constant): Declare.
15126 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
15127 ashlqi3_noclobber): Add new patterns and associated splitters.
15129 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
15131 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
15132 * dwarf2out.c (dwarf2out_frame_init): Likewise.
15133 * final.c (shorten_branches): Likewise.
15134 * global.c (global_alloc): Likewise.
15135 * haifa-sched.c (build_control_flow): Likewise.
15136 * stmt.c (check_for_full_enumeration_handling): Likewise.
15137 (estimate_case_costs): Likewise.
15139 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
15141 * rtl.h (RTL_CHECKC2): Fix typo in last change.
15143 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
15145 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
15146 (recompute_reg_usage): Likewise.
15147 * rtlanal.c (find_regno_fusage): Likewise.
15149 * rtl.c (rtl_check_failed_code1): New function.
15150 (rtl_check_failed_code2): New.
15151 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
15152 (RTL_CHECKC1, RTL_CHECKC2): New.
15153 (XC*): New accessor macros.
15154 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
15155 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
15156 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
15157 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
15158 (TRAP_*, RANGE_INFO_*): Likewise.
15160 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15162 * Makefile.in (tlink.o): Don't depend on toplev.h.
15164 * collect2.c (c_file, o_file, export_file, import_file, ldout,
15165 output_file, nm_file_name, ldd_file_name, strip_file_name,
15166 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
15167 add_prefix, prefix_from_env, prefix_from_string, do_wait,
15168 fork_execute, maybe_unlink, add_to_list,
15169 extract_init_priority, write_list, dump_list,
15170 dump_prefix_list, write_list_with_asm, write_c_file,
15171 write_c_file_stat, write_c_file_glob, scan_prog_file,
15172 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
15173 ignore_library, extract_string, notice, dump_file, target_machine,
15174 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
15175 read_file, print_load_command): Constify a char*.
15176 (fdopen, error, fatal, fatal_perror): Don't prototype.
15177 (my_strerror): Remove. All callers use xstrerror instead.
15178 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
15179 (main): Add prototype. Constify lots of char* ptrs. Change calls
15180 to xcalloc/strcpy/strcat/... to one call to concat.
15181 (main, scan_prog_file, scan_libraries): Use an intermediate
15182 `const char **' to build an argv array.
15183 (mapfile, libselect, libcompare, locatelib): Add prototypes.
15185 * collect2.h (collect_execute, collect_wait, dump_file,
15186 file_exists): Constify a char*.
15187 (ldout, c_file_name, temporary_obstack, permanent_obstack,
15188 temporary_firstobj, vflag, debug): Add extern declarations.
15189 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
15191 * tlink.c: Don't include toplev.h.
15192 (vflag, debug, ldout, c_file_name, temporary_obstack,
15193 permanent_obstack, temporary_firstobj): Don't declare.
15194 (tlink_execute, frob_extension, symbol_hash_lookup,
15195 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
15196 recompile_files, read_repo_files, demangle_new_symbols,
15197 scan_linker_output): Constify a char*.
15198 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
15199 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
15201 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
15203 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
15204 (relative) rather than jsr (absolute) subroutine call insns.
15205 * config/m68k/m68k-coff.h: Ditto.
15207 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
15209 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
15210 now rework these too.
15211 (arm_reorg): If an insn can't reach the end of the current pool,
15212 ensure that we emit that pool before the insn.
15214 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
15216 * tlink.c (scan_linker_output): Skip the initial underscore in
15217 a mangled name if appropriate.
15219 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15221 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
15222 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
15223 error_with_ivar, gen_declarator, create_builtin_decl,
15224 my_build_string, generate_descriptor_table, generate_ivars_list,
15225 generate_dispatch_table, check_protocols, TAG_GETCLASS,
15226 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
15227 dump_base_name, lang_decode_option, build_encode_expr,
15228 start_class, finish_class, encode_pointer, really_start_method,
15229 gen_declaration, dump_interface, handle_class_ref, handle_impent):
15231 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
15232 Add static prototypes.
15233 (build_objc_string_decl, build_selector_reference_decl,
15234 encode_bitfield, build_class_reference_decl): Remove unused
15235 parameter, all callers changed.
15236 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
15237 (objc_printable_name): Likewise. Change second parameter to type int.
15238 (init_objc): Use memcpy, not bcopy, to avoid casts.
15240 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
15242 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
15243 reg notes on a deleted insn.
15244 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
15246 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
15248 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
15250 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15252 * stmt.c (expand_asm_operands): Fix index into inout_mode when
15255 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
15257 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
15258 * tm.texi (MD_ASM_CLOBBERS): Document it.
15260 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
15262 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
15263 * except.c (expand_rethrow): Remove unused variable.
15264 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
15265 * flow.c (replace_insns): Likewise.
15266 (create_edge_list, verify_edge_list): Likewise.
15267 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
15269 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
15270 is special code to run.
15271 (main): Don't define operands to emit_operand.
15272 * genrecog.c (main): Don't emit an empty peephole2_insn function.
15274 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
15276 * alpha/alpha.h (normal_memory_operand): Declare.
15277 (reg_no_subreg_operand): Declare.
15278 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
15280 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
15282 * c-parse.in (compstmt_primary_start): New, broken out of first
15283 part of compstmt handling in primary.
15284 (primary): Use it. Add an error clause.
15285 (compstmt_nostart): Renamed from compstmt; remove all
15286 initial invocations of compstmt_start.
15289 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
15291 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
15294 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
15296 * combine.c (simplify_shift_const): Remove extra semicolon.
15297 * dwarf2out.c (remove_AT): Likewise.
15298 * expmed.c (expand_mult): Likewise.
15299 * gcov.c (create_program_flow_graph): Likewise.
15300 * reorg.c (mostly_true_jump): Likewise.
15302 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
15304 * fold-const.c (fold_range_test): Do not try to fold the range
15305 test if the rhs or lhs has side effects.
15307 * combine.c (simplify_rtx): Recognize another case of a synthesized
15310 * varasm.c (mark_constant_pool): When marking indirect references,
15311 only look at SYMBOL_REFs.
15313 * except.c (expand_fixup_region_end): Do not peek at
15314 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
15316 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
15318 * flags.h: New variables align_loops, align_loops_log,
15319 align_jumps, align_jumps_log, align_labels, align_labels_log,
15320 align_functions, align_functions_log.
15321 * toplev.c: Define them.
15322 (f_options): Handle -falign-* when they have no argument.
15323 (main): Add logic to set variables for -falign-functions,
15324 -falign-jumps, -falign-labels, -falign-loops.
15325 Make it -fsched-verbose=<n> and -finline-limit=<n>.
15326 (display_help): Change help to match options.
15327 * final.c (LABEL_ALIGN): Default to align_labels_log.
15328 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
15329 (LOOP_ALIGN): Default to align_loops_log.
15330 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
15331 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
15332 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
15333 * varasm.c (assemble_start_function): Handle align_functions.
15335 * config/sparc/sparc.h: Don't declare sparc_align_*.
15336 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
15337 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
15339 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
15341 * config/sparc/sparc.c: Delete sparc_align_loops,
15342 sparc_align_jumps, sparc_align_funcs and the corresponding string
15344 (sparc_override_options): Default align_functions on ultrasparc.
15345 Delete -malign-* handling.
15347 * config/mips/mips.c (override_options): On 64-bit targets,
15348 try to align code to 64-bit boundaries.
15349 (print_operand): New substitution, %~,
15350 which aligns labels to align_labels_log.
15351 * config/mips/mips.md (div_trap_normal): Use %~.
15352 (div_trap_mips16): Likewise.
15354 (absdi2): Likewise.
15355 (ffssi2): Likewise.
15356 (ffsdi2): Likewise.
15357 (ashldi3_internal): Likewise.
15358 (ashrdi3_internal): Likewise.
15359 (lshrdi3_internal): Likewise.
15360 (casesi_internal): Likewise.
15362 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
15364 Merge new ia32 backend from the branch!
15366 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
15367 See ChangeLog.P2 on new_ia32_branch for details.
15369 * rtl.h (stack_regs_mentioned_p): Delete prototype.
15370 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
15371 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
15372 * i386/gas.h (ASM_FILE_START): Define.
15373 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
15374 for name change of ix86_valid_decl_attribute_p.
15375 (i386_pe_valid_type_attribute_p): Similarly.
15377 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
15379 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
15380 to step through CC modes.
15382 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15384 * regmove.c (fixup_match_1): Don't move INSN in front of P if
15385 it would end up in the shadow of a live flags regsiter.
15387 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15389 * reload1.c: Fix many indentation problems.
15390 * reload.c: Likewise.
15392 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
15394 * alias.c (non_local_reference_p): Constify fmt.
15396 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
15398 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
15400 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
15402 * cse.c (delete_trivially_dead_insns): Do not delete stores to
15403 the internal_arg_pointer.
15405 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
15407 Merge peephole2 from new_ia32_branch:
15408 * Makefile.in (STAGESTUFF): Add *.peephole2.
15409 (mostlyclean): Likewise.
15410 (recog.o): Depend on resource.h.
15412 * final.c (peephole): Conditionalize decl on HAVE_peephole.
15413 (final_scan_insn): Likewise for the invocation of peephole.
15414 * genconfig.c (main): Look for peephole and peephole2 patterns.
15415 Emit HAVE_peephole* accordingly.
15416 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
15417 * flags.h (flag_peephole2): Declare.
15418 * toplev.c: New pass peephole2. New flag -fpeephole2.
15420 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
15421 * gencodes.c (main): Likewise.
15422 * genextract.c (main): Likewise.
15423 * genoutput.c (main): Likewise.
15424 * genemit.c (max_operand_1): Look for the max scratch operand.
15425 (gen_rtx_scratch): New.
15426 (gen_exp): Use it, and pass on new arg subroutine_type.
15427 (gen_expand): Take max scratch into account.
15428 (gen_split): Emit peephole2 functions.
15429 (output_peephole2_scratch): New.
15430 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
15431 * genrecog.c (routine_type): Add PEEPHOLE2.
15433 (make_insn_sequence): Match outer parallel for peep2. Discard
15434 top level scratches and dups.
15435 (add_to_sequence): New args insn_type and top. Update all callers.
15436 Handle toplevel peep2 matching insns.
15437 (write_subroutine): Handle peep2.
15438 (write_tree_1): Likewise.
15439 (write_tree): Likewise.
15441 (change_state): New arg afterward. Update all callers.
15442 Handle matching separate insns.
15443 * recog.c (recog_next_insn): New.
15444 (peephole2_optimize): New.
15445 * rtl.def (DEFINE_PEEPHOLE2): New.
15446 * resource.c (find_free_register): New argument last_insn. Use it
15447 to find a register available through the entire span.
15448 * resource.h (find_free_register): Update prototype.
15450 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
15452 * i386.c (output_strlen_unroll): Don't write xops[7]
15453 label if it wasn't set.
15455 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
15457 * cpplib.c (struct directive): Const-ify name pointer and
15458 function pointer prototype.
15459 (validate_else, do_define, do_line, do_include, do_undef,
15460 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
15461 do_elif, do_endif, do_sccs, do_assert, do_unassert,
15462 do_warning): Const-ify second arg.
15463 (directive_table): Mark const. Reorder entries by frequency
15464 of usage, record statistics.
15466 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
15468 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
15469 bounds- check RTL accesses if --enable-checking.
15470 (RTVEC_ELT): Bounds check if --enable-checking.
15471 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
15472 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
15473 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
15475 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
15476 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
15478 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
15479 (NOTE_SOURCE_FILE): Use X0STR.
15480 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
15481 MEM_ALIAS_SET): Use X0INT.
15482 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
15483 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
15485 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
15486 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
15487 (rtl_check_failed_bounds, rtl_check_failed_type1,
15488 rtl_check_failed_type2, rtvec_check_failed_bounds): New
15490 (fancy_abort): Fix comment.
15492 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
15493 (cse_insn): Decrement LABEL_NUSES for jump target before
15494 deleting jump insn.
15495 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
15496 * final.c (alter_subreg): Compute regno before changing x to
15497 REG; set REGNO(x) after changing it.
15498 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
15499 notes containing CONST_INTs.
15500 (delete_eh_regions): Use NOTE_EH_HANDLER.
15501 * function.c (put_reg_into_stack): Make reg a MEM before
15503 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
15505 (gen_mem_addressof): Make reg a MEM before initializing it.
15506 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
15508 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
15509 deleting an insn, not after.
15510 (block_alloc): Only look at PATTERN(insn) if we have to, and
15511 only if it's format class 'i'.
15512 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
15513 CONST_INT before using its INTVAL.
15514 * print-rtl.c (print_rtx): Use X0STR.
15515 * regmove.c (fixup_match_1): Don't look at PATTERN of
15516 non-class-'i' insn chain elements.
15517 * reload.c (loc_mentioned_in_p): Take address of
15518 in->fld[1].rtx directly.
15519 * reload1.c (reload): Change reg to a MEM before initializing
15521 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
15523 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
15525 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
15527 * config/mips/mips.c (machine_dependent_reorg): Force a
15528 barrier to output the local constant pool if a barrier hasn't
15529 been found at a natural point in the instruction stream.
15531 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15533 * c-parse.in (language_string): Constify.
15535 * dwarf2out.c (language_string): Remove declaration.
15537 * dwarfout.c (language_string): Likewise.
15539 * toplev.c (language_string, init_parse, finish_parse): Likewise.
15541 * tree.h (language_string, init_parse, finish_parse): Declare.
15543 * i386/sun386.h (language_string): Remove declaration.
15545 * mips.h (language_string): Likewise.
15547 * nextstep.h (language_string): Likewise.
15549 * nextstep21.h (language_string): Likewise.
15551 * rs6000.c (language_string): Likewise.
15553 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15555 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
15556 (getpwd.o): Remove target.
15558 * getpwd.c: Delete file. Its in libiberty now.
15560 * dbxout.c (getpwd): Don't prototype.
15561 * dwarf2out.c (getpwd): Likewise
15562 * dwarfout.c (getpwd): Likewise
15563 * final.c (getpwd): Likewise.
15564 * protoize.c (getpwd): Likewise.
15566 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15568 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
15570 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
15572 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
15573 mark_set_resources.
15575 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
15577 * fixinc/Makefile.in (subdir): New.
15578 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
15581 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
15583 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
15584 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
15587 * invoke.texi: Fix typo.
15589 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
15590 changed. Handle autoincrement addressing modes.
15592 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
15593 just like we would the virtual incoming args register when
15596 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
15598 * rs6000.h (ASM_FILE_START): Specify complete filename, including
15599 path, in .file directive.
15601 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
15603 * gcc.texi (External Bugs): Remove obsolete note about Perl on
15606 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
15608 * stdbool.h: Make the typedef name _Bool, with bool a #defined
15611 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15613 * tree.c (tree_code_name): Constify a char*.
15615 * tree.h (tree_code_name, decl_printable_name): Likewise.
15617 * function.h (struct function): Likewise.
15619 * toplev.c (decl_name, decl_printable_name): Likewise.
15621 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
15623 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
15624 (init_objc): Remove function pointer cast.
15626 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
15628 * pa.md (interspace_jump): New pattern.
15629 (builtin_longjmp): New expander.
15631 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
15633 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
15634 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
15635 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
15637 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
15639 * jump.c (delete_prior_computation): Also check calls
15640 to constant functions. Don't bother checking for a
15641 REG_UNUSED note before adding it.
15642 (delete_computation): Handle multi-word hard registers
15643 when synthesizing missing REG_DEAD notes for a register
15644 which is both set and used by an insn.
15646 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15648 * loop.c (this_loop_info): New variable.
15649 (loop_has_call, loop_has_volatile, loop_has_tablejump,
15650 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
15652 (prescan_loop, strength_reduce): New argument loop_info. All callers
15654 (scan_loop): New variable loop_info, initialise to address of
15656 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
15657 Delete variable loop_has_multiple_exit targets and replace with
15658 field in this_loop_info.
15659 (find_and_verify_loops): Rename this_loop to this_loop_num.
15660 (strength_reduce): Delete loop_iteration_info. Replace variable
15661 loop_info with function argument of same name.
15662 (insert_bct): Rework test for loop being completely unrolled.
15664 * loop.h (struct loop_info): New fields num, loops_enclosed,
15665 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
15666 has_indirect_jump, and cont. Redefine use of unroll_number.
15667 (loop_unroll_number): Delete.
15669 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
15670 field of loop_info.
15671 (loop_iterations): Delete variable vtop and instead use
15672 loop_info->vtop computed in prescan_loop.
15674 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
15676 * fix-header.c (main): Do not pass a null pointer to strcmp.
15678 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
15680 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
15682 * configure: Rebuilt.
15684 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
15686 * jump.c (jump_optimize_1): Do not delete assignments to
15687 internal_arg_pointer.
15688 * cse.c (delete_trivially_dead_insns): Always consider a set of
15689 the internal_arg_pointer live.
15691 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
15693 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
15694 (update_life_info) [REG_WAS_0]: Search the original insns rather
15695 than the new insns for the note. Fix typos finding note_dest.
15696 If no dest found, discard the note rather than abort.
15697 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
15698 (replace_insns): Remove the old insn list after update_life_info
15701 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
15703 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
15704 sched_analyze_insn.
15705 (sched_analyze_1): Let add_dependence care for not adding dups.
15706 (sched_analyze_2): Likewise.
15707 (add_branch_dependences): Likewise.
15709 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
15711 * i386/winnt.c (export_list): New type.
15712 (exports_head): Rename to
15713 (export_head): this.
15714 (i386_pe_record_exported_symbol): Add is_data flag.
15715 (i386_pe_asm_file_end): Emit directive for exported variables.
15716 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
15718 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
15719 (ASM_DECLARE_OBJECT_NAME): Likewise.
15720 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15721 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15723 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
15725 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
15727 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
15730 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
15732 * config/openbsd.h: Define SET_ASM_OP.
15733 * tm.texi: cross-reference SET_ASM_OP in the index.
15735 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
15737 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
15738 for a CONST_DOUBLE, at compile time. Initialize rtx_length
15739 and class_narrowest_mode at compile time. Kill init_rtl.
15740 Mark rtx_length, mode_class, mode_size, mode_unit_size,
15741 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
15742 rtx_format as const. Kill all references to EXTRA_CC_MODES or
15744 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
15746 * rtl.h: Declare rtx_length and rtx_format as const.
15747 * machmode.def: Define CC(). Use CC() to define CCmode. If
15748 EXTRA_CC_MODES is defined, expand it here.
15749 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
15750 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
15751 const. Kill all references to EXTRA_CC_MODES.
15753 * toplev.c: Don't prototype or call init_rtl.
15754 * optabs.c: Don't call init_mov_optab.
15755 * genemit.c: Don't generate init_mov_optab. Don't call
15757 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
15759 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
15760 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
15761 genrecog.c: Don't call init_rtl.
15763 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
15764 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
15765 definition of EXTRA_CC_MODES.
15767 * md.texi: Kill ref to EXTRA_CC_NAMES.
15768 * tm.texi: Document new way to define EXTRA_CC_MODES.
15770 * genrecog.c: Do not look up the name of a define_split.
15771 (Unrelated bugfix.)
15773 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
15775 * config/v850/v850.md: Fix typo introduced by previous delta.
15777 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15779 * gcc.c (fatal): Make definition static to match prototype.
15781 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15783 * combine.c (get_last_value): Don't look for earlier sets if the last
15784 known set is somewhere in between the insns being combined.
15786 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
15788 * configure.in: Don't use shell ! to negate exit codes
15789 * configure: Regenerate
15791 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
15793 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
15794 the fact that ALIGN is measured in bits, not bytes.
15796 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
15798 * errors.c: New file; defines functions error, warning, and
15799 fatal, variables have_error and progname.
15800 * errors.h: New file; prototypes and decls for stuff in errors.c.
15802 * Makefile: Add rules to build errors.o and
15803 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
15804 genopinit, genrecog, genextract, genpeep, genattr, and
15805 genoutput with errors.o. Add errors.h to deps of genconfig.o,
15806 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
15807 genpeep.o, genattr.o, and genoutput.o.
15809 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
15810 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
15811 define or prototype fatal. Set progname at beginning of main.
15812 * genoutput.c: Likewise, and don't define or prototype error
15815 * c-typeck.c (c_expand_start_case): Return immediately if exp
15817 * fold-const.c (operand_equal_p): Return immediately if arg1
15818 or arg0 are ERROR_MARKs.
15819 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
15820 fields of type ERROR_MARK when calculating if the record can
15823 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
15824 with much help from Jeffrey A Law and Richard Henderson
15826 * i386.md: In the 6 insns which call output_fix_trunc,
15827 earlyclobber operands[0].
15829 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
15831 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
15832 creating new registers.
15834 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
15836 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
15837 i386_reg_alloc_order, i386_regparm_string,
15838 i386_align_loops_string, i386_align_jumps_string,
15839 i386_align_funcs_string, i386_preferred_stack_boundary_string,
15840 and i386_branch_cost_string as type "const char *".
15841 * i386.c: Define all above strings as type "const char *".
15843 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
15845 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
15846 when emitting alignment padding. Emit padding byte of 0 instead of 4.
15848 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
15850 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
15851 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
15853 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
15855 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
15856 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
15857 (dwarf2out_line, dwarf2out_finish): Likewise.
15858 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
15860 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
15862 * tree.c (lang_unsave_expr_now) : Correct return type.
15863 * tree.h (lang_unsave_expr_now) : Same.
15865 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
15867 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
15868 instead of duplicating code.
15870 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15872 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
15874 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
15876 * tree.h: fancy_abort always takes three args.
15877 * resource.c: Move include of system.h before toplev.h.
15879 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
15881 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
15884 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
15886 * system.h: Don't redefine abort or trim_filename.
15887 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
15888 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
15889 whether or not __FUNCTION__ is available.
15890 * tree.h: Duplicate rtl.h's definition of abort, for files
15891 that don't include rtl.h. Delete all code to perform type
15892 checking with a compiler other than GCC.
15893 * varray.h: Delete all code to perform type checking with a
15894 compiler other than GCC. Make VARRAY_CHECK() always evaluate
15895 its arguments exactly once, using a statement expression.
15896 Adjust the VARRAY_<type> accessor macros to match.
15897 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
15898 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
15899 caller's location. Define fatal_insn and fatal_insn_not_found
15900 as macros that use _fatal_insn and _fatal_insn_not_found.
15901 (fancy_abort, trim_filename): Kill prototypes.
15903 * rtl.c (trim_filename): Move here from toplev.c.
15904 (fancy_abort): New function.
15905 (DIR_SEPARATOR): Provide default definition.
15906 * tree.c (tree_check_failed, tree_class_check_failed): Go
15907 through fancy_abort.
15908 (tree_check, tree_class_check, cst_or_constructor_check,
15909 expr_check): Delete.
15910 * varray.c (varray_check_failed): New function.
15911 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
15912 _fatal_insn and _fatal_insn_not_found. Go through
15914 (trim_filename, fancy_abort): Delete.
15916 * builtins.c (expand_builtin_args_info): Report ICE with abort.
15917 * except.c (start_catch_handler): Report ICE with error/abort
15919 * final.c (output_operand_lossage): Likewise.
15920 * flow.c (verify_flow_info): Likewise.
15922 * gcc.c: Prototype fatal.
15923 * gengenrtl.c: Undef abort after including rtl.h not system.h.
15924 * genattr.c, genattrtab.c, genemit.c, genextract.c,
15925 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
15926 Don't define fancy_abort.
15928 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
15930 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
15933 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
15935 * m88k.h (VERSION_INFO2): Kill.
15936 (VERSION_STRING): Kill.
15938 (VERSION_INFO1): Tidy.
15939 (TARGET_VERSION): Update.
15940 * m88k/dgux.h (VERSION_INFO2): Kill.
15941 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
15942 * m88k/luna.h (VERSION_INFO1): Tidy.
15943 * m88k/sysv4.h (VERSION_INFO1): Likewise.
15944 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
15945 (output_file_start): Adjust for death of VERSION_STRING.
15947 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
15949 * cpplib.c (detect_if_not_defined): New function.
15950 (do_if): Use it to detect potential once-only headers.
15952 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
15954 * c-common.c (combine_strings): Always set TREE_CONSTANT.
15956 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
15958 * combine.c (nonzero_bits) : Allow single-ly set registers to be
15959 anywere in the function only if they are pseudos and set before
15960 being used (not live at the start of the function).
15961 (num_sign_bit_copies) : Same.
15962 (get_last_value_validate) : Same.
15963 (get_last_value) : Same.
15965 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
15967 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
15968 where N and M are constant and N is an integer multiple of M.
15970 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
15972 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
15973 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
15974 sbitmap_union_of_preds): Add prototypes.
15975 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
15976 the intersection of successors with the new flow graph structures.
15977 (sbitmap_intersection_of_preds): New function to compute the
15978 intersection of predecessors with the new flow graph structures.
15979 (sbitmap_union_of_succs): New function to compute the union of
15980 successors with the new flow graph structures.
15981 (sbitmap_union_of_preds): New function to compute the union of
15982 predecessors with the new flow graph structures.
15983 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
15984 (expr_reaches_here_p): Use edge and basic_block structures instead
15985 of s_preds and s_succs.
15986 (compute_cprop_avinout): Use new sbitmap routines.
15987 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
15988 of s_preds and s_succs.
15989 * flow.c (compute_flow_dominators): Compute dominators using
15990 edges and basic blocks instead of s_preds and s_succs.
15992 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
15994 * lists.c (unused_insn_list, unused_expr_list): New file for
15995 maintaining various types of lists. New statics for maintaining a
15996 cache of available INSN_LIST and EXPR_LIST nodes.
15997 (free_list): Static function for freeing a list of INSN/EXPR nodes.
15998 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
15999 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
16000 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
16001 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
16002 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
16003 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
16004 (free_INSN_LIST_node): Free an individual INSN_LIST node.
16005 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
16006 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
16007 (remove_dependence, free_pending_lists): Use new global routines.
16008 (flush_pending_lists, sched_analyze_insn): Use new global routines.
16009 (sched_analyze, compute_block_backward_dependences): Use new routines.
16010 (sched_analyze_1, sched_analyze_2): Use new routines.
16011 (schedule_insns): Use new global routines.
16012 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
16014 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
16015 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
16017 * toplev.c (rest_of_compilation): Initialize node cache.
16018 * Makefile.in (OBJS): Add lists.o to list of object files.
16019 (lists.o): Add dependancies.
16021 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
16023 * config/v850/v850.md: Fix compile time warning messages.
16024 * config/v850/v850.c: Fix compile time warning messages.
16025 * config/v850/v850.h: Fix compile time warning messages.
16027 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16029 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
16030 Remove unused prototype for `init_lengths'.
16032 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16034 * calls.c (emit_call_1): Mark parameter `stack_size' with
16036 (expand_call): Initialize variable `insn'.
16037 (emit_library_call): Likewise for variable `high_to_save'.
16038 (emit_library_call_value): Likewise.
16039 (store_one_arg): Likewise for variables `lower_bound' and
16042 * combine.c (try_combine): Likewise for variables `i2_code_number'
16043 and `other_code_number'.
16044 (find_split_point): Likewise for variables `pos', `unsignedp' and
16046 (simplify_if_then_else): Likewise for variables `op' and `c1'.
16047 (simplify_and_const_int): Remove unused variable `width'.
16048 (merge_outer_ops): Likewise.
16050 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
16051 HOST_WIDE_INT' when comparing against one.
16052 (simplify_relational_operation): Likewise.
16053 (cse_insn): Initialize variables `src_eqv_volatile',
16054 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
16056 * final.c (init_final): Constify parameter `filename'.
16057 (final_start_function): Mark parameter `optimize' with
16059 (profile_function): Likewise for parameters `first' and `optimize'.
16060 (output_source_line): Likewise for parameter `file'.
16062 * integrate.c (subst_constants): Cast a value to `size_t' when
16063 comparing against one.
16064 (mark_stores): Initialize variable `mode'. Cast a value to
16065 `size_t' when comparing against one.
16067 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
16069 * loop.c (move_movables): Initialize variable `first'.
16070 (strength_reduce): Likewise for variable `increment'.
16071 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
16072 value to `size_t' when comparing against one.
16073 (load_mems): Initialize variable `end_label'.
16075 * output.h (init_final): Constify parameter.
16077 * reload.c (decompose): Initialize variable `base'.
16079 * reload1.c (reload): Likewise for variable `is_scalar'.
16080 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
16081 (choose_reload_regs): Initialize variable `mode'.
16082 (emit_reload_insns): Likewise for variable `store_insn'.
16083 (reload_cse_noop_set_p): Mark parameter `insn' with
16085 (reload_combine): Initialize variable `set'.
16087 * unroll.c (unroll_loop): Likewise for variable `local_label'.
16088 (copy_loop_body): Cast a value to `size_t' when comparing against
16091 * varasm.c (assemble_variable): Initialize variable `size_tree'.
16092 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
16093 (remove_from_pending_weak_list): Mark parameter `name' with
16096 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16098 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
16101 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
16103 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
16104 (ASM_DECLARE_FUNCTION_NAME): Define.
16105 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
16106 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
16107 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
16108 not already defined.
16110 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
16112 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
16113 of n_popped when call/call_value are not defined.
16115 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
16117 * tm.texi: GNU CC -> GCC conversion.
16118 (CC1_SPEC): Indicate it is used for all language front ends.
16120 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
16122 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
16123 NOTE_INSN_EH_REGION_END correctly.
16125 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
16126 Jeff Law <law@cygnus.com>
16128 * loop.c (strength_reduce): Automatically unroll loops if the
16129 unrolled loop size is smaller than the rolled loop size.
16131 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
16132 and delete comment that code should be rewritten.
16134 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
16136 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
16139 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
16141 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16143 * fixinc/mkfixinc.sh: Don't fix uwin headers.
16144 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
16145 (LINK_SPEC): Add -u _main when building executables.
16146 (ASM_DECLARE_FUNCTION): Update from Cygwin.
16147 (ASM_FILE_END): Use the default for ix86-pe.
16148 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
16150 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
16152 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
16153 and ASM_CLOSE_PAREN are empty strings.
16155 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
16156 Geoffrey Keating <geoffk@cygnus.com>
16158 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
16159 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
16160 (unprotoize.o): Ditto.
16161 (test-protoize-simple): Don't define STD_PROTO_DIR.
16162 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
16163 changes to make 'test-protoize-simple' pass.
16164 (STD_PROTO_DIR): Remove define.
16165 (STANDARD_EXEC_PREFIX): Supply default define.
16166 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
16167 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
16168 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
16169 (GET_ENV_PATH_LIST): New macro.
16170 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
16171 (do_processing): Initialize default_syscalls_dir using new
16172 macros. Use it to initialize syscalls_absolute_filename.
16174 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
16176 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
16177 B into a register before emit_conditional_move.
16179 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
16181 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
16182 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
16183 multiplicand out of (+ (* a b) (* c d)).
16185 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
16186 Richard Henderson <rth@cygnus.com>
16188 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
16189 (new_insn_dead_notes): Likewise.
16190 (update_n_sets): Likewise.
16191 (update_flow_info): Move to flow.c, renamed to update_life_info;
16192 extend to handle multiple source insns.
16193 * flow.c: Include resource.h
16194 (unlink_insn_chain): New.
16195 (split_hard_reg_notes): New.
16196 (maybe_add_dead_note): New.
16197 (maybe_add_dead_note_use): New.
16198 (find_insn_with_note): New.
16199 (new_insn_dead_notes): New.
16200 (update_n_sets): New.
16201 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
16202 (maybe_remove_dead_notes): New.
16203 (update_life_info): New.
16204 (prepend_reg_notes): New.
16205 (replace_insns): New.
16206 * output.h (update_life_info): Declare.
16207 * recog.c (split_block_insns): Use update_life_info.
16208 * resource.c (find_free_register): Use reg_alloc_order, don't use
16209 fixed regs, make sure the mode is supported, don't use new regs.
16211 * rtl.h (replace_insns): Declare.
16213 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
16215 * expr.c (expand_expr): Cope with COND_EXPRs with one
16216 non-returning branch.
16218 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
16220 * expr.c (store_expr): Always pass down the target, even when not
16223 1999-08-24 Nick Clifton <nickc@cygnus.com>
16225 * configure.in: Define target_cpu_default for v850 targets.
16226 * configure: Regenerate
16228 * config/v850/v850.h (TARGET_CPU_generic): Define.
16229 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
16230 addresses are 4 byte aligned.
16232 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
16235 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16237 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
16238 (main): Add prototypes.
16240 * genattrtab.c (substitute_address, write_const_num_delay_slots,
16241 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
16242 (write_attr_get): Emit prototypes along with function definition.
16243 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
16244 (write_complex_function): Emit static prototype along with
16245 function definition.
16247 * genemit.c (gen_split): Emit prototypes along with function
16250 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
16251 Likewise for predicates and `insn_operand_predicate'.
16252 (process_template): Emit static prototype along with function
16255 * genrecog.c (make_insn_sequence): Constify a char*. Add
16256 prototypes for get_split_*().
16257 (write_subroutine): Emit prototypes along with function
16260 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16262 * gcse.c (find_avail_set): Follow chains of register-register copies.
16263 Use oprs_not_set_p to guarantee that the returned value can be
16265 (cprop_insn): Don't verify the return value of find_avail_set with
16268 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
16269 (cprop_cc0_jump): New function.
16270 (cprop_insn): Break out new function cprop_jump and use it.
16271 Also use cprop_cc0_jump for machines with CC0.
16272 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
16274 * tree.h (current_function_calls_setjmp,
16275 current_function_calls_longjmp): Delete declarations.
16276 * dsp16xx.c: Include "function.h".
16277 * elxsi.c: Likewise.
16278 * gmicro.c: Likewise.
16279 * h8300.c: Likewise.
16280 * i370.c: Likewise.
16281 * m32r.c: Likewise.
16282 * mn10200.c: Likewise.
16283 * mn10300.c: Likewise.
16284 * ns32k.c: Likewise.
16285 * spur.c: Likewise.
16286 * v850.c: Likewise.
16288 * rtl.h (rtx_equal_function_value_matters): Declare.
16289 * toplev.c (rtx_equal_function_value_matters): Don't declare.
16291 * function.c: Likewise.
16292 * emit-rtl.c: Likewise.
16294 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
16296 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
16299 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16301 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
16304 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
16306 * cpp.texi: Add a node documenting macro varargs (copied
16309 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
16311 * cppspec.c: Put a null pointer at the end of the new argv.
16313 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
16315 * configure.in: Remove code to select/de-select the haifa
16316 scheduler. Every scheduled port gets haifa now.
16317 * configure: Rebuilt.
16318 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
16320 * Makefile.in: Corresponding changes.
16322 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16324 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
16325 All callers changed.
16326 (prepare_float_lib_cmp): Likewise.
16327 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
16328 * expr.h (emit_float_lib_cmp): Delete declaration.
16329 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
16330 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
16331 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
16333 (cmptf): Now conditional on TARGET_HARD_QUAD.
16335 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
16337 * resource.c (mark_target_live_regs): Use
16338 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
16340 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16342 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
16344 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
16346 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
16348 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16350 * rtl.h (rtx_format): Constify a char*.
16352 * rtl.c (rtx_format): Likewise.
16353 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
16354 (init_rtl): Use accessor macro, not `rtx_format'.
16356 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
16359 * caller-save.c (mark_referenced_regs): Likewise.
16361 * combine.c (subst, make_compound_operation, known_cond,
16362 gen_rtx_combine, update_table_tick, get_last_value_validate,
16363 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
16365 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
16366 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
16367 count_reg_usage): Likewise.
16369 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
16372 * final.c (leaf_renumber_regs_insn): Likewise.
16374 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
16375 dump_edge_info, count_reg_references): Likewise.
16377 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
16378 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
16381 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
16382 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
16383 add_label_notes): Likewise.
16385 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
16386 clear_struct_flag, count_sub_rtxs, count_alternatives,
16387 compares_alternatives_p, contained_in_p, walk_attr_value,
16388 write_expr_attr_cache): Likewise.
16390 * genconfig.c (walk_insn_part): Likewise.
16392 * genemit.c (max_operand_1, gen_exp): Likewise.
16394 * genextract.c (walk_rtx): Likewise.
16396 * genflags.c (num_operands): Likewise.
16398 * genoutput.c (scan_operands): Likewise.
16400 * genpeep.c (match_rtx): Likewise.
16402 * genrecog.c (add_to_sequence): Likewise.
16404 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
16407 * integrate.c (save_constants, copy_for_inline,
16408 copy_rtx_and_substitute, subst_constants, restore_constants):
16411 * jump.c (mark_jump_label, invert_exp, redirect_exp,
16412 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
16414 * local-alloc.c (contains_replace_regs, memref_referenced_p):
16417 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
16418 add_label_notes, replace_call_address, count_nonfixed_reads,
16419 invariant_p, find_single_use_in_loop, find_mem_givs,
16420 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
16423 * print-rtl.c (reg_names, print_rtx): Likewise.
16425 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
16427 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
16428 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
16429 print_blocks): Likewise.
16431 * regclass.c (fix_register, record_address_regs,
16432 reg_scan_mark_refs): Likewise.
16434 * regmove.c (stable_but_for_p): Likewise.
16436 * reload.c (loc_mentioned_in_p, operands_match_p,
16437 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
16438 copy_replacements, refers_to_regno_for_reload_p,
16439 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
16440 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
16443 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
16444 delete_address_reloads_1, count_occurrences,
16445 reload_cse_mem_conflict_p, reload_combine_note_use,
16446 add_auto_inc_notes): Likewise.
16448 * resource.c (mark_referenced_resources, mark_set_resources):
16451 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
16452 reg_mentioned_p, regs_set_between_p, modified_between_p,
16453 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
16454 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
16455 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
16456 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
16458 * sched.c (sched_analyze_2, attach_deaths): Likewise.
16460 * stupid.c (stupid_mark_refs): Likewise.
16462 * unroll.c (remap_split_bivs): Likewise.
16464 * varasm.c (mark_constants): Likewise.
16466 * a29k/a29k.c (uses_local_reg_p): Likewise.
16468 * alpha/alpha.c (summarize_insn): Likewise.
16470 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
16471 eliminate_lr2ip): Likewise.
16473 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
16475 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
16476 reg_mentioned_in_mem): Likewise.
16478 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
16479 symbolic_reference_mentioned_p): Likewise.
16481 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
16483 * sh/sh.c (regs_used, mark_use): Likewise.
16485 * vax/vax.c (vax_rtx_cost): Likewise.
16487 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16489 * machmode.h (mode_name): Constify a char*.
16491 * rtl.c (mode_name): Likewise.
16493 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
16495 * optabs.c (init_libfuncs): Constify a char*.
16497 * print-tree.c (mode_name): Remove redundant declaration.
16498 (print_node): Use accessor macro, not `mode_name'.
16500 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
16502 (new_spill_reg): Constify a char*.
16504 * tree.c (mode_name): Remove redundant declaration.
16506 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16508 * rtl.c (rtx_name): Constify a char*.
16510 * rtl.h (rtx_name, fix_sched_param): Likewise.
16512 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
16513 (mypr): Use accessor macro, not `rtx_name'.
16515 * genemit.c (print_code): Constify a char*.
16517 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
16519 * genpeep.c (print_code): Constify a char*.
16521 * genrecog.c (print_code): Likewise.
16523 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
16524 end_bb): Add static prototype.
16525 (draw_edge): Constify a char*.
16526 (end_bb): Remove unused parameter.
16528 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
16529 print_block_visualization): Constify a char*.
16531 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
16533 * c-common.c (c_get_alias_set): Update comment.
16535 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
16537 * linux.h (LIB_SPEC): Added.
16539 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16541 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
16543 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
16545 * tree.c (expr_check): Fix typo in last change.
16547 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
16549 * rtl.def (NOTE): Change format to "iuu0n".
16550 (ADDR_DIFF_VEC): Change format to "eEee0".
16551 (ADDRESSOF): Change format to "eit".
16553 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
16554 (RTVEC_ELT): Change to match.
16555 (XVECEXP): Use XVEC and RTVEC_ELT.
16556 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
16557 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
16558 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
16559 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
16560 TRAP_CONDITION, TRAP_CODE): Use XEXP.
16561 (INTVAL): Use XWINT.
16562 (ADDRESSOF_DECL): Use XTREE.
16563 (SET_ADDRESSOF_DECL): Delete.
16564 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
16565 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
16566 ifdefed out since 2.6 at least.
16567 (gen_rtvec_vv): Delete prototype.
16569 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
16571 (copy_most_rtx): Handle 't' format letter.
16572 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
16573 (gen_rtvec_vv): Delete function. All callers changed to use
16574 gen_rtvec_v instead.
16575 * print-rtl.c (print_rtx): Move special casing of NOTEs to
16576 the '0' format letter.
16578 * function.c (gen_mem_addressof): Don't use
16579 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
16581 * integrate.c (copy_rtx_and_substitute): Likewise.
16582 Copy 't' slots with XTREE.
16583 (subst_constants): Treat 't' slots like '[swi]' slots.
16584 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
16585 * jump.c (rtx_equal_for_thread_p): Likewise.
16586 * rtlanal.c (rtx_equal_p): Likewise.
16587 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
16588 only four arguments.
16589 * gengenrtl.c (type_from_format): Provide correct types for
16593 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
16594 If a recent gcc is in use (always in stage2 and beyond), use
16595 statement expressions, so we don't make a function call unless
16596 the check fails. Evaluate arguments exactly once.
16597 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
16598 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
16600 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
16601 they evaluate their arguments exactly once, irrespective of
16602 the compiler in use.
16604 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
16605 is used by the currently-enabled check macros. This is:
16606 (tree_check_failed, tree_class_check_failed): For gcc.
16607 (tree_check, tree_class_check, cst_or_constructor_check,
16608 expr_check): For other compilers.
16610 * gencheck.c: Do not define any *_CHECK1 macros.
16612 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
16613 Mark Mitchell <mark@codesourcery.com>
16615 * c-common.c (c_get_alias_set): Fix support for poitners and
16618 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
16620 * alias.c: Include tree.h.
16621 (nonlocal_reference_p, mark_constant_function): New functions.
16622 * flow.c (life_analysis): Call mark_constant_function.
16623 * rtl.h (mark_constant_function): Declare it.
16625 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
16627 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
16628 unrecognisable switches.
16630 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16632 * loop.c (recombine_givs): Set ix field after sorting.
16633 (recombine_givs): Remove bogus index / giv lockstep looping.
16635 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16637 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
16639 (emit_store_flag_force): Use do_compare_rtx_and_jump.
16640 (do_cmp_and_jump): Formatting fixes.
16641 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
16642 do_compare_rtx_and_jump instead of compare_from_rtx.
16643 (do_compare_rtx_and_jump): New function; mostly copied from
16645 (do_jump_for_compare): Delete.
16646 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
16648 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
16649 of compare/do_jump_for_compare pairs.
16650 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
16651 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
16652 compare_from_rtx/do_jump_for_compare pairs.
16653 (do_jump_by_parts_equality): Likewise.
16654 (do_jump_by_parts_equality_rtx): Likewise.
16655 * expr.h (do_compare_rtx_and_jump): Declare.
16656 * optabs.c (prepare_cmp_insn): New function, contains most of the code
16657 that used to be in emit_cmp_insn.
16658 (cmp_available_p): New function.
16659 (prepare_operand): New function.
16660 (emit_cmp_and_jump_insn_1): New function, contains some code that used
16661 to be in emit_cmp_insn.
16662 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
16663 parameters to be pointers; don't emit final compare but modify some of
16664 the values pointed to by the args so the caller can perform the
16665 correct comparison.
16666 (expand_binop): Call emit_store_flag_force with signed forms of
16668 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
16669 emit_jump_insn pair.
16670 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
16671 emit_cmp_and_jump_insn_1. Call emit_queue.
16672 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
16674 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
16675 jump sets cc0 before deleting it.
16676 * integrate.c (expand_inline_function): Likewise.
16677 * unroll.c (unroll_loop): Similar changes in several places.
16678 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
16679 before deleting it.
16681 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16683 * Makefile.in (insn-recog.o): Update dependencies.
16684 * genrecog.c (main): Make generated file include "function.h".
16686 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
16688 * cse.c (cse_insn): Call never_reached_warning when a jump is
16689 changed to be unconditional.
16690 * flags.h: Declare warn_notreached.
16691 * flow.c (delete_block): Call never_reached_warning when
16692 a block is deleted.
16693 * jump.c (delete_barrier_successors): Call never_reached_warning
16694 when we delete everything after a BARRIER.
16695 (never_reached_warning): New function.
16696 * rtl.h: Declare never_reached_warning.
16697 * toplev.c (warn_notreached): New variable.
16698 (lang_independent_options): Set warn_notreached
16699 when -Wunreachable-code.
16700 (compile_file): We need line numbers for -Wunreachable-code.
16702 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
16704 * haifa-sched.c (insn_unit): Fix typo on out of range test.
16705 * sched.c (insn_unit): Likewise.
16707 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
16709 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
16711 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16713 * flow.c (create_edge_list): Use xmalloc, not malloc.
16715 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
16717 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
16718 C-style comments. Do not lose the character before double slash.
16720 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16722 * basic-block.h (struct edge_list): Stucture to maintain a vector
16724 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
16725 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
16726 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
16727 New function prototypes.
16728 * flow.c (create_edge_list): Function to create an edge list.
16729 (free_edge_list): Discards memory used by an edge list.
16730 (print_edge_list): Debug output showing an edge list.
16731 (verify_edge_list): Internal consistency check for an edge list.
16732 (find_edge_index): Function to find an edge index for a pred and succ.
16734 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
16736 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
16739 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
16741 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
16743 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16745 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
16747 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
16749 * toplev.c (rest_of_compilation): Allow machine dependent
16750 reorganisation pass to place information into the RTL dump
16751 file if it so wishes.
16753 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
16755 * explow.c (hard_function_value): Use VOIDmode instead of
16757 * stmt.c (expand_return): Likewise.
16758 * stor-layout.c (get_best_mode): Likewise.
16760 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
16761 emit call instead of emit_insn call.
16763 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16765 * configure.in: Handle --disable/enable-win32-registry.
16766 * install.texi: Document --disable/enable-win32-registry.
16767 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
16768 (WIN32_REGISTRY_KEY): New macro.
16769 * prefix.c: Use to enable/disable win32-specific code.
16770 (lookup_key): Use versioned key.
16771 * configure: Regenerate.
16772 * config.in: Likewise.
16774 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
16776 * cpplib.c (read_line_number): New fn, split out of...
16779 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
16781 tree.c (lang_unsave_expr_now) : New.
16782 (unsave_expr_now): Call lang_unsave_expr_now.
16783 tree.h (lang_unsave_expr_now) : New.
16785 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
16787 * toplev.c (flag_new_exceptions): On by default.
16789 1999-08-13 Michael Meissner <meissner@cygnus.com>
16791 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
16793 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
16795 * dwarfout.c (fundamental_type_code): Return FT_boolean for
16796 INTEGER_TYPE with precision==1, it's __java_boolean.
16798 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16800 * global.c (prune_preferences): Move some invariants out of the
16803 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
16805 * configure.in (alpha*-dec-osf*): Add osf5.
16807 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
16809 * configure.in: Rework handling of ARM GNU/Linux slightly.
16810 (arm*-*-linux-gnuoldld): New target.
16811 * configure: Regenerate.
16812 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
16813 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
16814 * config/arm/linux-oldld.h: New file.
16815 * config/arm/linux-elf26.h: Don't include linux-elf.h.
16816 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
16818 * config/arm/linux-elf.h (ASM_SPEC): Define.
16819 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
16820 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
16821 for 26-bit APCS and old linker.
16822 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
16824 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
16825 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
16826 don't define `arm' or `arm_elf'.
16827 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
16828 MULTILIB_DIRNAMES): Define. Fix typo in comment.
16830 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
16832 * rtl.texi: Fix typo.
16834 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
16836 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
16838 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
16840 * extend.texi (C++ Signatures): Remove node.
16841 * invoke.texi: Remove discussion of -fhandle-signatures,
16842 signature, sigof, __signature__, and __sigof__.
16844 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
16846 * Makefile.in (JAVAGC): Removed.
16848 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
16850 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
16852 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
16854 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
16856 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
16858 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
16859 a register that is already known to be a pointer.
16861 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
16863 * fixinc/inclhack.tpl: Only install assert.h conditionally.
16864 * fixinc/inclhack.sh: Regenerated.
16865 * fixinc/fixincl.sh: Regenerated.
16867 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
16869 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
16870 Fix documentation of -ansi flag to describe its C++ behavior.
16871 Remove bogus reference to GCC 2.9.
16873 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
16875 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
16876 note if it is non-NULL.
16878 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16880 * except.h (eh_nesting_info): Add new structure defintion.
16881 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
16882 (reachable_handlers, update_rethrow_references): Add function
16884 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
16885 a rethrow symbol instead of an integer exception region number.
16886 * flow.c (Make_edges): Use new exception nesting routines to determine
16887 which handlers are reachable from a CALL or asynchronous insn.
16888 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
16890 (delete_eh_regions): Update rethrow labels, and don't delete
16891 regions which are the target of a rethrow.
16892 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
16893 avoid overloading the SYMBOL_REF_USED flag.
16894 (rethrow_symbol_map): Use new rethrow_ref field.
16895 (rethrow_used): Use new rethrow_ref field.
16896 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
16897 of an integer. Fix formatting.
16898 (output_exception_table_entry): Use new rethrow_ref field.
16899 (can_throw): Check for EH_REGION_NOTE before deciding
16900 whether a CALL can throw or not.
16901 (scan_region): Call rethrow_used() instead of accessing data structure.
16902 (update_rethrow_references): New function to make sure only regions
16903 which are still targets of a rethrow are flagged as such.
16904 (process_nestinfo): New static function to initialize a handler
16905 list for a specific region.
16906 (init_eh_nesting_info): New function to allocate and initialize
16907 the list of all EH handlers reachable from all regions.
16908 (reachable_handlers): New function to retrieve the list of handlers
16909 reachable from a specific region and insn.
16910 (free_eh_nesting_info): New function to dispose of a list of
16911 reachable handlers.
16913 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16915 * flow.c (split_edge): Set JUMP_LABEL field.
16916 (commit_one_edge_insertion): Set head correctly for insert_before.
16917 When inserting insns, update insn block numbers if allocated.
16919 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16921 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
16922 retry_incomplete_types): Add static prototype.
16923 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
16924 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
16925 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
16926 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
16927 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
16930 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
16931 dwarf2out_start_source_file, dwarf2out_line): Likewise.
16933 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16935 * output.h (assemble_name): Constify a char*.
16937 * varasm.c (UNIQUE_SECTION, assemble_start_function,
16938 assemble_variable, assemble_name): Likewise.
16940 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
16942 * arm/pe.c (arm_pe_unique_section): Likewise.
16944 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
16946 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
16948 * i386/interix.c (i386_pe_unique_section): Likewise.
16950 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
16952 * i386/winnt.c (i386_pe_unique_section): Likewise.
16954 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
16956 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
16958 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
16960 * pa/pa.c (output_call): Likewise.
16962 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
16964 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
16966 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
16969 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
16972 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
16974 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
16975 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
16977 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
16979 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16981 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
16983 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16985 * tree.h (lang_identify): Constify a char*.
16986 (print_error_function): Add extern prototype. Constify a char*.
16988 * c-lang.c (lang_identify): Constify a char*.
16990 * objc/objc-act.c (lang_identify): Constify a char*.
16992 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16994 * genpeep.c (main): Make generated file include "function.h".
16995 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
16997 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16999 * Makefile.in: Update dependencies.
17000 * alias.c: Include "function.h"
17001 * c-decl.c: Likewise.
17002 * caller-save.c: Likewise.
17003 * calls.c: Likewise.
17004 * combine.c: Likewise.
17006 * explow.c: Likewise.
17007 * final.c: Likewise.
17008 * global.c: Likewise.
17009 * graph.c: Likewise.
17010 * local-alloc.c: Likewise.
17011 * loop.c: Likewise.
17012 * optabs.c: Likewise.
17013 * profile.c: Likewise.
17014 * recog.c: Likewise.
17015 * regclass.c: Likewise.
17016 * regmove.c: Likewise.
17017 * reload.c: Likewise.
17018 * reorg.c: Likewise.
17019 * resource.c: Likewise.
17020 * sched.c: Likewise.
17021 * stupid.c: Likewise.
17022 * config/1750a/1750a.c: Likewise.
17023 * config/a29k/a29k.c: Likewise.
17024 * config/arc/arc.c: Likewise.
17025 * config/arm/arm.c: Likewise.
17026 * config/arm/thumb.c: Likewise.
17027 * config/c4x/c4x.c: Likewise.
17028 * config/clipper/clipper.c: Likewise.
17029 * config/convex/convex.c: Likewise.
17030 * config/fx80/fx80.c: Likewise.
17031 * config/i860/i860.c: Likewise.
17032 * config/m68k/m68k.c: Likewise.
17033 * config/m88k/m88k.c: Likewise.
17034 * config/mips/mips.c: Likewise.
17035 * config/pdp11/pdp11.c: Likewise.
17036 * config/pyr/pyr.c: Likewise.
17037 * config/romp/romp.c: Likewise.
17038 * config/sh/sh.c: Likewise.
17039 * config/tahoe/tahoe.c: Likewise.
17040 * config/vax/vax.c: Likewise.
17041 * config/we32k/we32k.c: Likewise.
17042 * config/sparc/sparc.c: Include "function.h".
17043 (mem_min_alignment): Test current_function rather than
17044 regno_pointer_align.
17045 * config/pa/pa.c: Likewise.
17046 (compute_frame_size): Delete declaration of
17047 current_function_outgoing_args_size.
17048 * config/arc/arc.h (current_function_varargs): Delete declaration.
17049 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
17051 * config/i370/i370.h (current_function_outgoing_args_size): Delete
17053 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
17054 current_function_uses_pic_offset_table.
17055 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
17056 of current_function_returns_pointer.
17057 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17058 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17059 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17060 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17061 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17062 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
17063 * config/m88k/m88k.c: Include "function.h"
17064 (call_used_regs, current_function_pretend_args_size,
17065 current_function_outgoing_args_size, frame_pointer_needed): Delete
17067 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
17069 * config/mips/mips.h (current_function_calls_alloca): Delete
17071 * config/mn10200/mn10200.h (current_function_needs_context,
17072 rtx_equal_function_value_matters): Delete declarations.
17073 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
17074 flag_pic): Delete declarations.
17075 * config/pa/pa.h (current_function_pretend_args_size,
17076 current_function_decl): Delete declarations.
17077 * config/pa/som.h (current_function_varargs): Delete declaration.
17078 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
17080 * config/pyr/pyr.h (current_function_pretend_args_size,
17081 current_function_args_size, current_function_calls_alloca): Delete
17083 * config/sh/sh.h (current_function_varargs): Delete declaration.
17084 * config/sparc/sparc.h (current_function_outgoing_args_size,
17085 current_function_calls_alloca, current_function_decl): Delete
17087 * config/spur/spur.h (current_function_pretend_args_size,
17088 current_function_calls_alloca): Delete declarations.
17089 * config/v850/v850.c (current_function_outgoing_args_size): Delete
17091 * config/vax/vms.h (current_function_name): Delete declaration.
17092 * gcse.c: Include "function.h".
17093 (current_function_name, current_function_calls_setjmp): Delete
17095 * haifa-sched.c: Include "function.h".
17096 (forced_labels): Delete declaration.
17097 * jump.c: Likewise.
17098 * reg-stack.c: Likewise.
17099 * reload1.c: Likewise.
17100 * genemit.c (main): Make generated file include function.h.
17101 * genoutput.c (output_prologue): Likewise.
17103 * builtins.c (saveregs_value, apply_args_value): Delete variables.
17104 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
17105 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
17106 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
17107 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
17108 macros for some of them.
17109 (emit_filename, emit_lineno): Delete declarations.
17110 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
17111 regno_pointer_* variables through current_function.
17112 (gen_inline_header_rtx): Delete function.
17113 (save_emit_status): Delete function.
17114 (set_new_last_label_num): New function.
17115 (clear_emit_caches): New function.
17116 (restore_emit_status): Just clear last_labelnum and call
17118 (get_last_insn_anywhere): Variable sequence_stack is now accessed
17119 through macro seq_stack.
17120 (add_insn_after): Likewise.
17121 (add_insn_before): Likewise.
17122 (remove_insn): Likewise.
17123 (pop_topmost_sequence): Likewise.
17124 (in_sequence_p): Likewise.
17125 (start_sequence_for_rtl_expr): Likewise.
17126 (start_sequence): Likewise, and likewise for
17127 sequence_rtl_expr/seq_rtl_expr.
17128 (push_topmost_sequence): Likewise.
17129 (end_sequence): Likewise.
17130 (init_virtual_regs): Now takes a "struct emit_status *" argument.
17131 All callers changed. Store into that pointer instead of globals.
17132 (init_emit): Allocate emit elt of current_function.
17133 Changes for sequence_rtl_expr/sequence_stack renaming.
17134 Call clear_emit_caches instead of doing it in-line.
17135 Access regno_pointer_* variables through current_function.
17136 (init_emit_once) Don't clear sequence_stack.
17138 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
17140 (arg_pointer_save_area): Delete declaration.
17141 (finish_expr_for_function): Renamed from init_queue; no longer static.
17142 (init_expr): Don't call init_queue.
17143 (save_expr_status, restore_expr_status): Delete functions.
17144 (expand_expr): Changes to reflect new layout of struct function.
17145 Don't access current_function_check_memory_usage when current_function
17147 * expr.h (forced_labels, save_expr_regs, saveregs_value,
17148 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
17149 current_function_outgoing_args_size, current_function_arg_offset_rtx,
17150 current_function_uses_const_pool, function_call_count,
17151 current_function_uses_pic_offset_table, nonlocal_labels,
17152 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
17153 current_function_check_memory_usage, nonlocal_goto_handler_slots,
17154 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
17156 (finish_expr_for_function): Declare.
17157 * flags.h (current_function_has_nonlocal_label,
17158 current_function_has_nonlocal_goto, current_function_is_thunk,
17159 current_function_has_computed_jump): Delete declarations.
17160 * flow.c (forced_labels): Delete declaration.
17161 * function.c (current_function_pops_args,
17162 current_function_returns_struct, current_function_returns_pcc_struct,
17163 current_function_needs_context, current_function_calls_setjmp,
17164 current_function_calls_longjmp, current_function_has_nonlocal_label,
17165 current_function_has_nonlocal_goto, current_function_is_thunk,
17166 current_function_has_computed_jump, current_function_calls_alloca,
17167 current_function_contains_functions, current_function_returns_pointer,
17168 current_function_epilogue_delay_list, current_function_args_size,
17169 current_function_pretend_args_size, current_function_arg_offset_rtx,
17170 current_function_outgoing_args_size, current_function_varargs,
17171 current_function_stdarg, current_function_args_info, cleanup_label,
17172 current_function_name, current_function_uses_const_pool,
17173 current_function_instrument_entry_exit, current_function_return_rtx,
17174 current_function_uses_pic_offset_table, nonlocal_labels,
17175 current_function_internal_arg_pointer, current_function_cannot_inline,
17176 current_function_check_memory_usage, function_call_count,
17177 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
17178 nonlocal_goto_stack_level, return_label, save_expr_regs,
17179 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
17180 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
17181 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
17182 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
17183 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
17185 (push_function_context_to): Don't save them. Don't call
17186 save_storage_status, save_emit_status or save_expr_status.
17187 (pop_function_context_from): Don't restore them. Don't call
17188 restore_storage_status or restore_expr_status.
17189 (get_func_frame_size): New function.
17190 (get_frame_size): Use it.
17191 (assign_outer_stack_local): Reflect some member name changes in struct
17193 (put_reg_into_stack): Likewise.
17194 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
17196 (fixup_var_refs): Likewise.
17197 (fix_lexical_addr): Likewise.
17198 (trampoline_address): Likewise.
17199 (prepare_function_start): Clear field inlinable of current_function.
17200 (init_function_for_compilation): New function.
17201 (expand_dummy_function_end): New function.
17202 (expand_function_end): Call finish_expr_for_function.
17203 * function.h (struct emit_status): New; fields moved here from struct
17204 function and from global variables. Add accessor macros for some of
17206 (struct expr_status): Likewise.
17207 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
17208 (struct function): Add fields expr and emit, inlinable, inl_emit,
17209 original_arg_vector, original_decl_initial, inl_last_parm_insn,
17210 inl_max_label_num. Add many comments.
17211 Add accessor macros for all elts of struct function that no longer
17212 have a global variable.
17213 (cleanup_label, return_label, frame_offset, tail_recursion_label,
17214 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
17215 stack_slot_list): Delete declarations.
17216 (get_func_frame_size): Declare.
17217 (save_expr_status, restore_expr_status, save_emit_status,
17218 save_storage_status, restore_storage_status): Delete declarations.
17219 (init_virtual_regs): Declare.
17220 * output.h (current_function_pops_args,
17221 current_function_returns_struct, current_function_returns_pcc_struct,
17222 current_function_needs_context, current_function_calls_setjmp,
17223 current_function_calls_longjmp, current_function_calls_alloca,
17224 current_function_has_nonlocal_label, current_function_varargs,
17225 current_function_has_computed_jump, current_function_returns_pointer,
17226 current_function_contains_functions, current_function_args_size,
17227 current_function_pretend_args_size, current_function_stdarg,
17228 current_function_outgoing_args_size, current_function_args_info,
17229 current_function_name, current_function_return_rtx,
17230 current_function_epilogue_delay_list,
17231 current_function_uses_const_pool, current_function_cannot_inline):
17232 Delete declarations.
17233 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
17234 regno_reg_rtx): Delete declaration.
17235 (REGNO_POINTER_FLAG): Delete macro.
17236 * stmt.c (expand_goto): Changes to reflect that some fields in struct
17237 function were renamed.
17238 * stor-layout.c (save_storage_status, restore_storage_status): Delete
17240 * toplev.c: Include "function.h".
17241 (current_function_decl): Delete declaration.
17242 (compile_file): Call init_dummy_function_start and
17243 expand_dummy_function_end around some initializations that need to
17245 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
17246 Call init_function_for_compilation.
17247 * unroll.c: Include "function.h"
17248 (unroll_loop): Access regno_pointer_* variables through
17251 * tree.h (struct tree_decl): Add elt f to saved_insns member.
17252 (DECL_SAVED_INSNS): use it.
17253 (expand_dummy_function_end): Declare.
17254 (init_function_for_compilation): Declare.
17255 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
17256 that it's no longer an INLINE_HEADER.
17257 (expand_call): Likewise.
17258 * integrate.c (finish_inline): Delete function.
17259 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
17260 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
17261 args. Don't generate an INLINE_HEADER rtx, just return the arg
17262 vector. All callers changed.
17263 (save_for_inline_copying): Create a duplicate struct emit_status to
17264 hold the emit state for compiling the current function. Use this and
17265 the other new fields in struct function that are for integration
17266 instead of an INLINE_HEADER.
17267 Use memcpy instead of bcopy.
17268 Store the current struct function in DECL_SAVED_INSNS of fndecl.
17269 (save_for_inline_nocopy): Similar changes, except no new emit_status
17271 (expand_inline_function): Get information from function structure,
17272 not from an inline header rtx.
17273 (output_inline_function): Lose code to extract the necessary
17274 information from an inline header; simply put back the function
17275 structure into current_function. Clear its inlinable elt.
17276 * rtl.def (INLINE_HEADER): Delete.
17277 * rtl.h: Delete all accessors for an INLINE_HEADER.
17278 (gen_inline_header_rtx): Delete declaration.
17279 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
17280 Delete declarations.
17281 (REGNO_POINTER_ALIGN): Delete.
17282 (clear_emit_caches): Declare.
17283 (set_new_last_label_num): Declare.
17285 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
17287 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
17289 * except.c (expand_eh_region_start_for_decl): Always start a new block.
17290 * stmt.c (is_eh_region): Make sure current_function is present, too.
17292 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
17294 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
17295 for 64bit PA targets.
17297 * pa.h (SELECT_SECTION): Define.
17298 * som.h (SELECT_SECTION): Delete.
17300 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17302 * alias.c (init_alias_analysis): Wrap call to
17303 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
17305 1999-08-07 Bruce Korb <autogen@linuxbox.com>
17307 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
17308 <sys/asm.h> contains an asm comment with an apostrophe
17309 * fixinc/inclhack.sh: regen
17310 * fixinc/fixincl.x: regen
17312 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
17314 * function.c (init_function_start): Clear prologue & epilogue.
17315 (prologue_epilogue_contains): New function.
17316 * alias.c (init_alias_analysis): Use it.
17317 * rtl.h (prologue_epilogue_contains): Declare it.
17319 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
17321 * jump.c (onlyjump_p): New function.
17322 * rtl.h: Declare it.
17323 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
17324 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
17326 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
17328 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
17329 to invert loops. Simplify block scanning.
17331 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17333 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
17334 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
17336 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
17338 * config/sparc/liteelf.h: New file to support sparclite-elf target
17339 * config/sparc/t-sp86x: New file to support sparc86x targets
17340 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
17341 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
17342 * configure.in: Support above target triplets
17343 * configure: Regenerated
17345 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
17347 * fixinc/server.c (server_setup): Do not prefix function used as
17348 parameter with `&'.
17350 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
17352 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
17353 Remove fp reg alternatives.
17355 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
17357 * Makefile.in (TAROUTOPTS): Kill.
17358 (install-headers-tar): Use "xpf" for tar headerfile extraction
17359 * i370/x-oe (TAROUTOPTS): Delete.
17360 * m68k/x-apollo68 (TAROUTOPTS): Delete.
17361 * m68k/x-hp320 (TAROUTOPTS): Delete.
17362 * m68k/x-hp320g (TAROUTOPTS): Delete.
17363 * gcc.texi: Update bug reporting text.
17365 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17367 * reg-stack.c (change_stack) Fixed problem with negative array index.
17369 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
17371 * extend.texi, install.texi: Fix spelling mistakes.
17373 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
17374 (s-attrtab); No longer try to use pre-made insn-attrtab file.
17375 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
17376 PREMADE_ATTRTAB_MD.
17377 * mips/t-ecoff: Likewise.
17378 * mips/t-elf: Likewise.
17379 * mips/t-mips: Likewise.
17380 * mips/t-osfrose: Likewise.
17381 * mips/t-r3900: Likewise.
17382 * mips/t-svr3: Likewise.
17383 * mips/t-svr4: Likewise.
17384 * mips/t-ultrix: Likewise.
17386 * gcc.texi: Document recommend means to provide software floating
17387 point libraries in libgcc.a
17389 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
17391 * c-lex.c (yylex): We can have a number with no digits.
17393 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
17395 * jump.c (delete_prior_computation): New function, broken
17396 out of delete_computation. Check for side effects with
17397 side_effects_p instead of FIND_REG_INC_NOTE. Handle
17398 multi-word hard registers.
17399 (delete_computation): Use it. Check for side effects with
17400 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
17401 missing REG_DEAD note for a register which is both set and
17404 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
17406 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
17407 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
17408 (ASM_FILE_START): Import _mcount with the right type.
17409 (ASM_DECLARE_FUNCTION_NAME): Define.
17410 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
17411 * pa.c (output_function_prologue): Always emit the function's label
17413 * pa.h (TEXT_SPACE_P): Define.
17414 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17415 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
17416 * som.h (TEXT_SPACE_P): Delete.
17417 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17418 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
17420 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
17422 * expr.c (emit_group_load): Allow src to be a CONCAT.
17424 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17426 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
17427 (___mulsi3): Use '!' comment character.
17429 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17431 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
17433 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
17435 * gcc.c: Update URLs and mail addresses.
17436 * gcc.texi: Likewise.
17438 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
17440 * rs6000.c (current_file_function_operand): Return zero for
17442 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
17444 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
17447 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
17449 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
17450 allocate space in the stack frame for the PIC register.
17452 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
17454 * m68k.md (xordi3, anddi3): These patterns are not available on
17457 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
17459 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
17460 (PUT_REAL): Likewise.
17462 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17464 * final.c (shorten_branches): Don't add an alignment for loops
17465 that have no label inside.
17467 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17469 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
17470 prototypes in macro HAVE_cmpstrsi.
17472 * cpplib.c (cpp_get_token): Remove unused label `op3'.
17474 * emit-rtl.c (operand_subword): Remove unused variable
17477 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
17479 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
17481 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
17483 * cpphash.c (macroexpand): Delete leading whitespace when arg
17484 is concatenated before.
17485 (unsafe_chars): Correct test for whether + and - can extend a
17488 * cppinit.c (cpp_start_read): Do dependencies for
17489 -include/-imacros files also.
17491 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
17492 tokenizing non-directive lines.
17493 (cpp_expand_to_buffer): Temporarily disable no-output mode.
17494 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
17497 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17499 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
17501 * c-lex.c: Sync with C++ frontend.
17502 (linemode): New variable.
17503 (parse_float): imag, conversion_errno, and type are output only.
17504 (yylex): Adjust. Move initial '.' case into main switch.
17506 (handle_generic_pragma): Just deal with tokens.
17507 (readescape): Use ISXDIGIT and ISGRAPH.
17508 * c-parse.in: Add END_OF_LINE token.
17510 * c-lex.c (lang_init): Generalize.
17511 (nextchar): Remove. Replace uses with UNGETC.
17512 (skip_white_space): Handle linemode here. Optimize for cpplib.
17513 (skip_white_space_on_line): Remove.
17514 (extend_token_buffer_to): New fn.
17515 (extend_token_buffer): Use it.
17516 (read_line_number, check_newline): Just deal with tokens.
17517 (token_getch, token_put_back): New fns.
17518 (yylex): Use them. More cpplib optimizations. Simplify.
17520 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
17521 Jason Merrill <jason@yorick.cygnus.com>
17523 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
17524 (consume_string): Make this smart about USE_CPPLIB.
17525 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
17526 (yylex): Rewrite to be intelligent about USE_CPPLIB.
17527 Also, clean up cases where we redundantly set token_buffer[0].
17528 (read_line_number): New fn.
17529 (ignore_escape_flag): New variable.
17531 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
17533 * a29k/t-a29kbare: Fix some comments.
17534 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
17535 (FPBIT, DPBIT): Define.
17536 * a29k/t-vx29k: Likewise.
17537 * arc/t-arc: Likewise.
17538 * arm/t-arm-elf: Likewise.
17539 * arm/t-bare: Likewise.
17540 * arm/t-pe: Likewise.
17541 * arm/t-pe-thumb: Likewise.
17542 * arm/t-semi: Likewise.
17543 * arm/t-thumb: Likewise.
17544 * arm/t-thumb-elf: Likewise.
17545 * arm/t-thumb-linux: Likewise.
17546 * h8300/t-h8300: Likewise.
17547 * i960/t-i960: Likewise.
17548 * i960/t-vxworks960: Likewise.
17549 * m32r/t-m32r: Likewise.
17550 * mips/t-ecoff: Likewise.
17551 * mips/t-elf: Likewise.
17552 * mips/t-r3900: Likewise.
17553 * pa/t-pro: Likewise.
17554 * rs6000/t-aix43: Likewise.
17555 * rs6000/t-beos: Likewise.
17556 * rs6000/t-newas: Likewise.
17557 * rs6000/t-ppccomm: Likewise.
17558 * rs6000/t-rs6000: Likewise.
17559 * rs6000/t-winnt: Likewise.
17560 * rs6000/t-xnewas: Likewise.
17561 * rs6000/t-xrs6000: Likewise.
17562 * sh/t-sh: Likewise.
17563 * sparc/t-elf: Likewise.
17564 * sparc/t-sparcbare: Likewise.
17565 * sparc/t-sparclite: Likewise.
17566 * sparc/t-splet: Likewise.
17567 * v850/t-v850: Likewise.
17568 * mn10200/t-mn10200: Fix comments.
17569 * mn10300/t-mn10300: Likewise.
17571 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
17572 dummy operand. Allocate a new pseudo for the dummy operand.
17573 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
17575 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
17577 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
17579 * configure: Rebuilt.
17580 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
17582 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
17584 * recog.c (preproces_constraints): Zero recog_op_alt before
17585 processing the constraints.
17587 * arm.c (typedef minipool_node): Renamed from pool_node.
17588 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
17589 (add_minipool_constant): New function.
17590 (dump_minipool): New function.
17591 (find_barrier): Remove special case for getting the insn size of
17592 an insn that references the constant pool.
17593 (minipool_fixup): New structure.
17594 (push_minipool_barrier): New function.
17595 (push_minipool_fix): New function.
17596 (note_invalid_constants): New function.
17597 (add_pool_constant, dump_table, fixit, broken_move): Delete.
17598 (arm_reorg): Rewrite code to fix up the constant pool into a
17599 series of mini-pools embedded in the insn stream.
17600 (arm_output_epilogue): New function, made mainly from the body
17601 of output_func_epilogue.
17602 (output_func_epilogue): Move insn generation part of epilogue code
17603 to arm_output_epilogue.
17604 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
17605 * arm.md (pool_range): New attribute.
17606 (zero_extendqidi2): Add attribute pool_range.
17607 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
17608 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
17609 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
17610 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
17611 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
17612 (epilogue): New expand.
17613 (epilogue_insn): New insn. Call arm_output_epilogue.
17615 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
17616 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
17618 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17620 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17622 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
17624 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
17626 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
17628 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
17630 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
17632 * global.c: Fix comment.
17634 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
17636 * gcc.c (access_check): New static function.
17637 (find_a_file): Use it when searching a directory list.
17638 * collect2.c (find_a_file): Don't accept directories found when
17639 searching a directory list.
17641 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
17643 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
17644 function parameters with `&'.
17645 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
17647 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
17649 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
17650 or tidy_fallthru_edge if the last insn in the block is not
17651 an unconditional jump or a simple conditional jump.
17653 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17655 * Makefile.in (c-decl.o): Depends on defaults.h.
17657 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
17659 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
17661 (CLASS_MAX_NREGS): Likewise.
17663 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
17665 * cse.c (cse_insn): Fix dumb thinko in last change.
17667 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17669 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
17672 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
17674 * dwarf2out.c (add_location_or_const_value_attribute): Correct
17675 test for sizes of passed and declared parameter types.
17677 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17679 * fixincludes: Fix the return type of bsearch, char* -> void*.
17681 * fixinc/inclhack.def: Likewise.
17683 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
17685 * invoke.texi (-fdump-translation-unit): New option.
17687 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
17689 * expr.h (PROMOTE_PROTOTYPES): Move ...
17690 * defaults.h: ... to here.
17691 * c-decl.c: Include defaults.h instead of expr.h.
17692 * c-typeck.c: Include defaults.h.
17694 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
17696 * toplev.h (errorcount): Declare.
17697 (warningcount): Likewise.
17698 (sorrycount): Likewise.
17699 * c-lex.c (errorcount): Don't declare.
17700 * dwarf2out.c (errorcount): Don't declare.
17702 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
17704 * config/libgloss.h: Add a note discouraging use with ELF.
17705 * configure.in: Don't use libgloss.h for ELF targets.
17706 Always use_collect2 on a.out targets.
17708 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
17710 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
17711 (force_to_mode, case ASHIFTRT): Add shiftrt label.
17713 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17715 * loop.c (strength_reduce): When doing biv->giv conversion, update
17716 reg note of NEXT->insn.
17718 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17720 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
17722 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17724 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
17725 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
17726 Ensure expr.h is included.
17727 * c-typecheck.c (convert_arguments): Ditto.
17729 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
17731 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
17732 * config/convex/convex.h: Ditto.
17733 * config/dsp16xx/dsp16xx.h: Ditto.
17734 * config/fx80/fx80.h: Ditto.
17735 * config/gmicro/gmicro.h: Ditto.
17736 * config/i370/i370.h: Ditto.
17737 * config/i386/i386.h: Ditto.
17738 * config/m32r/m32r.h: Ditto.
17739 * config/m68k/m68k.h: Ditto.
17740 * config/m88k/m88k.h: Ditto.
17741 * config/mips/mips.h: Ditto.
17742 * config/pa/pa.h: Ditto.
17743 * config/pyr/pyr.h: Ditto.
17744 * config/tahoe/tahoe.h: Ditto.
17745 * config/we32k/we32k.h: Ditto.
17747 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
17748 based on arch size.
17750 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
17752 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
17755 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
17757 1999-08-02 Richard Henderson <rth@cygnus.com>
17759 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
17760 for the register spill block.
17761 (m32r_va_arg): New.
17762 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
17763 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
17765 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
17766 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
17767 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
17769 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17771 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
17772 MAX_WCHAR_TYPE defined in sparc.h.
17773 * config/sparc/linuxaout.h: Likewise.
17774 * config/sparc/linux64.h: Likewise.
17775 Also default to -mvis if CPU is UltraSPARC.
17777 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17779 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
17780 (RTX_OK_FOR_OLO10): Likewise.
17781 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
17782 %lo(), allow it in addresses...
17783 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
17784 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
17785 does not make sense.
17786 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
17787 (sparc_output_scratch_registers): New function.
17788 (output_function_prologue, sparc_flat_output_function_prologue): Use
17790 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
17792 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
17793 * configure.in: Add check for .register pseudo-op support in as and
17794 check for offsetable %lo().
17795 * acconfig.h: Add templates for the above checks.
17796 * configure: Regenerate.
17798 1999-08-02 Richard Henderson <rth@cygnus.com>
17800 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
17801 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
17802 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
17804 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17806 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
17809 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17811 * config/float-sparc.h: New file.
17812 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
17813 sparc-*-linux-gnu and sparc64-*-linux*.
17815 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17817 * rs6000.c (rs6000_va_list): Type is an array.
17818 (rs6000_va_start): Don't doubly adjust for varargs.
17819 (rs6000_va_arg): Evaluate long long GPR adjustment.
17821 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
17823 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
17824 -maix64 and -maix32.
17825 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
17826 LINK_SPEC): Change appropriately.
17827 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
17828 (u_short_cint_operand): Likewise.
17829 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
17831 * rs6000/t-aix43 (MULTILIB): Change to -m64.
17833 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
17835 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
17837 * rs6000/rs6000.c (num_insns_constant_wide): Correct
17838 for type promotion.
17839 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
17840 (non_add_cint_operand): Likewise.
17841 (logical_operand): Likewise.
17842 (non_logical_cint_operand): Likewise.
17843 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
17844 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
17845 (rs6000_select_rtx_section): Suppress warning.
17846 (small_data_operand): Suppress warning.
17847 (rs6000_got_register): Suppress warning.
17848 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
17849 type, so `J' is generally the wrong constraint for a SImode value;
17851 (andsi3_internal2): Likewise.
17852 (andsi3_internal3): Likewise.
17853 (iorsi3_internal1): Likewise.
17854 (xorsi3_internal1): Likewise.
17856 (movsf_softfloat): Likewise.
17857 (scc insns): Likewise.
17858 (movsi+2): Preserve sign bits of SImode constant.
17859 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
17860 (movdf+1): Sign-extend properly.
17861 (movdi_32+1): Sign-extend properly.
17862 (scc insns): Sign-extend properly.
17864 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
17867 1999-08-02 Richard Henderson <rth@cygnus.com>
17869 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
17870 -mcpu parsing code.
17871 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
17872 * alpha.md (all fp insns): Likewise.
17874 1999-08-02 Nick Clifton <nickc@cygnus.com>
17876 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
17879 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
17881 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
17882 pic_load_label generator directly.
17883 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
17884 No longer a named pattern.
17886 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
17888 * explow.c (force_reg): Call force_operand if X does not
17889 satisfy general_operand.
17891 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
17893 * fix-header.c (main): When testing for CONTINUED, use string
17894 equality, not pointer equality.
17896 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
17898 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
17900 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
17902 * cse.c (cse_insn): Fix loop which deletes insns after a jump
17903 that has become an unconditional jump.
17905 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
17906 (output_function_epilogue): Similarly.
17908 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17910 * tree.h (init_dummy_function_start): Declare.
17912 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17914 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
17915 last_expr_type, last_expr_value, block_start_count, block_stack,
17916 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
17917 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
17918 dynamically in stmt elt of struct function for each function.
17919 (struct nesting): Rename function_call_count elt to n_function_calls,
17920 target_temp_slot_level to block_target_temp_slot_level. All users
17922 (struct stmt_status): New structure definition.
17923 Add many accessor macros for stmt_status elements which previously
17924 were global variables.
17925 (init_stmt_for_function): Allocate stmt elt for current_function.
17926 Reflect that block_start_count was renamed to
17927 current_block_start_count.
17928 (save_stmt_status, restore_stmt_status): Delete functions.
17929 (preserve_subexpressions_p): Don't access loop_stack when outside
17931 (expand_start_bindings): Reflect that block_start_count was renamed to
17932 current_block_start_count.
17933 (expand_fixup): Likewise.
17934 (expand_decl): Don't access block_stack when outside a function.
17935 (expand_decl_cleanup): Likewise.
17936 (expand_dcc_cleanup): Likewise.
17937 (expand_dhc_cleanup): Likewise.
17938 (expand_anon_union_decl): Likewise.
17939 (set_file_and_line_for_stmt): New function.
17940 (in_control_zone_p): New function.
17942 * function.h (struct function): Add new elt stmt.
17943 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
17944 case_stack, nesting_stack, nesting_depth, block_start_count,
17945 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
17946 emit_lineno, goto_fixup_chain.
17947 (save_eh_status, restore_eh_status, save_stmt_status,
17948 restore_stmt_status): Delete declarations.
17949 * function.c (push_function_context_to): Don't call save_stmt_status.
17950 (pop_function_context_to): Don't call restore_stmt_status.
17951 * tree.h (in_control_zone_p): Declare.
17952 * rtl.h (set_file_and_line_for_stmt): Declare.
17954 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
17955 call set_file_and_line_for_stmt.
17957 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
17959 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
17960 Also update copyright.
17962 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17964 * c-pragma.c: Don't include "except.h".
17965 * emit-rtl.c: Likewise.
17966 * stor-layout.c: Likewise.
17967 * tree.c: Likewise.
17968 * varasm.c: Likewise.
17970 * flow.c: Include "function.h".
17971 * tree.h (init_dummy_function_start): Declare new function.
17973 * except.h (struct eh_status): New structure.
17974 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
17976 (eh_return_stub_label, ehstack, catchstack, ehqueue,
17977 catch_clauses, false_label_stack, caught_return_label_stack,
17978 protect_list, current_function_ehc): Add accessor macros for the
17979 corresponding fields in current_function->eh; delete declarations
17980 for all items that used to be declared here.
17981 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
17982 catch_clauses, false_label_stack, caught_return_label_stack,
17983 protect_list, current_function_ehc): Delete variables.
17984 (init_eh_for_function): Allocate current_function->eh.
17985 (save_eh_status, restore_eh_status): Delete functions.
17987 * function.h (struct function): Add fields next_global and eh.
17988 Delete all exception handling related fields.
17989 * function.c (current_function): New variable.
17990 (all_functions): New variable.
17991 (push_function_context_to): Don't allocate a struct function,
17992 use current_function instead. Call init_dummy_function_start when
17993 outside a function. Clear current_function before returning.
17994 (pop_function_context_from): Restore current_function.
17995 Don't free the restored struct function.
17996 (prepare_function_start): New function.
17997 (init_dummy_function_start): New function.
17998 (init_function_start): Break out some code into prepare_function_start
18001 * stmt.c (save_stmt_status): Don't call save_eh_status.
18002 (restore_stmt_status): Don't call restore_eh_status.
18004 * Makefile.in: Update dependencies.
18006 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
18008 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
18009 of depending on a magic constant value. Update comments.
18010 (hppa_expand_prologue): Similarly.
18012 * pa.md (reload_indi, reload_outdi): Allow any register for the
18013 original reload register.
18015 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
18017 * cccp.c (print_help): Change marcos to macros.
18019 1999-07-30 Richard Henderson <rth@cygnus.com>
18021 * c-typeck.c (initializer_constant_valid_p): Move ...
18022 * c-common.c (initializer_constant_valid_p): ... here. Use
18023 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
18024 of label addresses.
18025 * c-common.h (initializer_constant_valid_p): Declare.
18026 * c-tree.h (initializer_constant_valid_p): Remove.
18028 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
18030 * config/i386/sol2-c1.asm: Align the stack.
18031 * config/i386/sol2-gc1.asm: Likewise.
18033 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
18035 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
18036 -Asparclite for sparc86x.
18037 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
18039 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
18041 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
18043 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
18044 the user if using the non-default arch size in BI_ARCH configuration.
18045 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
18047 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
18048 Fix patterns so that they actually match.
18049 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
18050 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
18051 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
18053 (mulsidi3): Reflect this in the expand.
18054 (smulsi3_highpart): Only on TARGET_ARCH32.
18055 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
18056 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
18057 (umulsidi3): Reflect this in the expand.
18058 (umulsi3_highpart): Only on TARGET_ARCH32.
18059 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
18060 don't require g0 to be zero.
18061 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
18062 ({,u}divsi3): New expands.
18063 ({,u}divsi3_sp64): New patterns.
18064 (after lshrdi3_v8plus): Four new patterns to help combiner
18065 optimizing nested mixed mode shifts.
18067 * config/sparc/sparc.c (sparc_override_options): Use deprecated
18068 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
18069 speed things up. Don't use them by default on plain v9 in 64bit
18070 mode, according to what SPAMv9 sais.
18072 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
18073 top 32 bits of %[og][0-7] in signal handlers.
18074 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
18076 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
18078 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
18079 (ashlsi3): Corresponding changes.
18081 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
18083 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
18085 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
18087 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18089 * arm.h (Hint): Delete macro.
18090 Substitute HOST_WIDE_INT for Hint in some prototypes.
18091 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
18093 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
18095 * builtins.c (expand_builtin_setjmp): Use force_operand to
18096 make sure that the buffer address is in a suitable form to be
18097 passed to force_reg.
18099 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
18101 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
18104 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
18106 * pa.md (indirect_jump): Remove mode from match_operand. Verify
18107 proper mode in the condition string.
18108 (icacheflush, dcacheflush): Remove modes from match_operands.
18110 * pa.c (emit_move_sequence): Always convert scratch_reg to the
18111 proper mode before using it.
18113 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
18116 * pa.c (store_reg): Do not call add_high_const generator directly.
18117 (load_reg, set_reg_plus_d): Likewise.
18118 * pa.md (add_high_const): No longer a named pattern.
18120 * pa.c (legitimize_address): Consistently use Pmode rather than
18121 SImode. Do not call gen_pic2_highpart directly anymore.
18122 * pa.md (pic2_highpart): No longer a named pattern.
18123 (pic2_lo_sum): Similarly. Reformat to make more readable.
18125 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
18130 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18132 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
18134 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
18136 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
18137 and tag the spill mems.
18138 (hppa_va_start): New.
18139 (hppa_va_arg): New.
18140 * pa.h (EXPAND_BUILTIN_VA_START): New.
18141 (EXPAND_BUILTIN_VA_ARG): New.
18143 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
18145 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
18146 and tag the spill mems.
18147 (mn10300_va_start): New.
18148 (mn10300_va_arg): New.
18149 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
18150 (EXPAND_BUILTIN_VA_ARG): New.
18152 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
18154 * mn10200.c (mn10200_va_arg): New.
18155 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
18157 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
18159 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
18160 rather than play with TREE_INT_CST_LOW.
18162 1999-07-27 Philip Blundell <pb@nexus.co.uk>
18164 * config/arm/telf.h: Include dbxelf.h.
18165 (CPP_PREDEFINES): Only define if not already defined.
18166 (ASM_IDENTIFY_GCC): Likewise.
18167 (SUBTARGET_EXTRA_SECTIONS): Likewise.
18168 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
18169 * config/arm/thumb.h (LINK_SPEC): Only define if not already
18171 (DBX_DEBUGGING_INFO): Don't define.
18172 * config/arm/linux-telf.h: New file.
18173 * config/arm/linux-tgas.h: New file.
18174 * config/arm/t-thumb-linux: New file.
18175 * config/arm/uclinux-elf.h: New file.
18176 * config/arm/uclinux-telf.h: New file.
18177 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
18178 thumb-*-uclinux): New targets.
18179 * configure: Regenerate.
18181 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
18183 * pa.md (post_store, pre_load): New expanders.
18184 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
18185 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
18186 need to directly generate RTL for them.
18187 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
18190 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
18192 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
18193 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
18194 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
18195 (secndary_reload_class): Make TARGET_ELF conditional compile.
18196 (print_operand_address): Similar.
18197 (output_toc): Print all values as hex.
18198 (get_issue_rate): Rearrange and add RS64A and PPC630.
18199 * rs6000.h (processor_type): Add RS64A and PPC630.
18200 (PROCESSOR_POWERPC64): New.
18201 (PROMOTE_MODE): Use word_mode.
18202 (RTX_COSTS): Add RS64A and PPC630.
18203 * rs6000.md (scheduling information): Add lmul and ldiv
18204 representing 64-bit integer multiply and divide. Add rs64a and
18205 PPC630 information.
18206 (ashldi3): Add support for "rldic" instruction.
18207 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
18209 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
18211 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
18212 instead of V8 for sparclite86x in cpu_table.
18214 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18216 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
18217 output_file_directive.
18219 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
18221 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
18222 tree for op1, not the rtl.
18224 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
18226 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
18227 to m88k_va_start, leaving only the register spill.
18228 (m88k_build_va_list): New.
18229 (m88k_va_start): New.
18230 (m88k_va_arg): New.
18231 * m88k.h (BUILD_VA_LIST_TYPE): New.
18232 (EXPAND_BUILTIN_VA_START): New.
18233 (EXPAND_BUILTIN_VA_ARG): New.
18235 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
18237 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
18238 Rename from expand_builtin_saveregs.
18239 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
18241 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
18243 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
18244 for the register spill block.
18245 (i960_build_va_list): New.
18246 (i960_va_start): New.
18247 (i960_va_arg): New.
18248 * i960.h (BUILD_VA_LIST_TYPE): New.
18249 (EXPAND_BUILTIN_VA_START): New.
18250 (EXPAND_BUILTIN_VA_ARG): New.
18251 * i960.md (store_multiple): Use change_address on individul mems.
18253 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
18255 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
18257 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
18258 (expand_builtin_va_end): Evaluate arg for side effects.
18259 * c-common.c (c_common_nodes_and_builtins): Construct a
18260 va_list_arg_type_node to handle array decomposition to pointer.
18262 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
18264 * except.c (start_dynamic_cleanup): Use force_operand on the
18267 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
18269 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
18270 * c4x.c (c4x_va_arg): New.
18272 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
18274 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
18275 has manual_pop set.
18277 1999-07-26 Nathan Sidwell <nathan@acm.org>
18279 * eh-common.h (__eh_matcher): Prototype correctly.
18281 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
18283 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
18284 (TARGET_SINGLE_PIC_BASE): Likewise.
18285 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
18287 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
18288 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
18289 (TARGET_OPTIONS): Add -mpic-register=N.
18290 (OUTPUT_INT_ADDR_CONST): New macro.
18291 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
18292 LEGITIMATE_PIC_OPERAND_P): Likewise.
18293 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
18294 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
18295 output_addr_const directly.
18296 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
18298 (thumb_pic_register, thumb_pic_register_string): Declare.
18300 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
18302 (label_mentioned_p): New function: Imported from arm.c.
18303 (legitimize_pic_address): New function: Imported from arm.c.
18304 (is_pic):New function: Imported from arm.c.
18305 (thumb_finalize_pic):New function: Imported from arm.c.
18306 (add_constant): Cope with PIC constants.
18307 (fixit): Cope with PIC constants.
18308 (output_return): Do not treat the PIC register as live if
18309 TARGET_SINGLE_PIC_BASE is true.
18310 (thumb_function_prologue): Do not treat the PIC register as live if
18311 TARGET_SINGLE_PIC_BASE is true.
18312 (thumb_expand_prologue): Do not treat the PIC register as live if
18313 TARGET_SINGLE_PIC_BASE is true.
18314 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
18315 TARGET_SINGLE_PIC_BASE is true.
18316 (thumb_print_operand): Accept '|'.
18317 (thumb_override_options): Process PIC options.
18319 * config/arm/thumb.md (movsi): Support PIC.
18320 (call_insn): Change "i" constraint to "X".
18321 (call_value_insn): Likewise.
18322 (consttable_4, consttable_8, consttable_end): Set and clear
18323 "making_const_table" as appropriate.
18324 (pic_load_addr, pic_add_dot_plus_four): New insns.
18326 * invoke.texi (Thumb Options): Fix spelling. Document new
18327 options -msingle-pic-base and -mpic-register=.
18329 1999-07-26 Andrew Haley <aph@cygnus.com>
18331 * config/m32r/initfini.c (__init): Use a full word immediate for
18332 __fini: this allows it to be placed in any memory region.
18334 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
18335 -mmodel=medium. This is OK for all memory models.
18337 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
18339 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
18340 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
18342 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
18344 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
18347 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
18349 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
18351 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
18352 (BUILD_VA_LIST_TYPE): New.
18353 (EXPAND_BUILTIN_VA_START): New.
18354 (EXPAND_BUILTIN_VA_ARG): New.
18355 * i860.c (output_delayed_branch): Disable.
18356 (output_delay_insn): Likewise.
18357 (i860_saveregs): New.
18358 (i860_build_va_list): New.
18359 (i860_va_start): New.
18360 (i860_va_arg): New.
18361 * i860.md: Disable all peepholes using output_delayed_branch.
18362 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
18364 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
18366 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
18367 (BUILD_VA_LIST_TYPE): New.
18368 (EXPAND_BUILTIN_VA_START): New.
18369 (EXPAND_BUILTIN_VA_ARG): New.
18370 * clipper.c (clipper_builtin_saveregs): Only dump registers.
18371 Return the address of the save area.
18372 (clipper_build_va_list): New.
18373 (clipper_va_start): New.
18374 (clipper_va_arg): New.
18376 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
18378 * arc.h (EXPAND_BUILTIN_VA_START): New.
18379 (EXPAND_BUILTIN_VA_ARG): New.
18380 * arc.c (arc_setup_incoming_varargs): Set alias set of
18382 (arc_va_start): New.
18385 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
18387 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
18388 (BUILD_VA_LIST_TYPE): New.
18389 (EXPAND_BUILTIN_VA_START): New.
18390 (EXPAND_BUILTIN_VA_ARG): New.
18391 * alpha.c (alpha_builtin_saveregs): Delete.
18392 (alpha_build_va_list): New.
18393 (alpha_va_start): New.
18394 (alpha_va_arg): New.
18396 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
18398 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
18400 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
18401 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
18403 * gcc.texi: More changes related to list conversion.
18404 * invoke.texi: Likewise.
18406 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
18408 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
18409 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
18410 (expand_builtin_next_arg): Accept ARGLIST not EXP.
18411 (stabilize_va_list): New function.
18412 (std_expand_builtin_va_start): New function.
18413 (expand_builtin_va_start): New function.
18414 (get_varargs_alias_set): New function.
18415 (std_expand_builtin_va_arg): New function.
18416 (expand_builtin_va_arg): New function.
18417 (expand_builtin_va_end): New function.
18418 (expand_builtin_va_copy): New function.
18419 (expand_builtin): Call them.
18420 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
18421 __builtin_{varargs_start,stdarg_start,end,copy}.
18422 (build_va_arg): New function.
18423 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
18424 (build_va_arg): Declare.
18425 * c-decl.c (ptr_type_node, va_list_type_node): New.
18426 * c-parse.gperf (__builtin_va_arg): New.
18427 * c-parse.in (VA_ARG): New token.
18428 (unary_expr): Recognize it.
18429 * expr.c (expand_expr): Expand VA_ARG_EXPR.
18430 * expr.h (std_expand_builtin_va_start): Declare.
18431 (std_expand_builtin_va_arg): Declare.
18432 (expand_builtin_va_arg): Declare.
18433 (get_varargs_alias_set): Declare.
18434 * tree.def (VA_ARG_EXPR): New.
18435 * tree.h (BUILT_IN_VARARGS_START): New.
18436 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
18437 (ptr_type_node, va_list_type_node): Declare.
18438 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
18439 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
18440 * m88k.h, m88k.c: Likewise.
18441 * mn10300.h, mn10300.c: Likewise.
18442 * pa.h, pa.c: Likewise.
18443 * rs6000.h, rs6000.c: Likewise.
18444 * sh.h, sh.c: Likewise.
18445 * sparc.h, sparc.c: Likewise.
18447 * emit-rtl.c (operand_subword): Copy alias set.
18448 (change_address): Likewise.
18450 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
18452 * pa.c (compute_frame_size): Scan all the used callee saved registers,
18453 not just the first one.
18455 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
18457 * config/arm/arm.h (TARGET_SWITCHES): Add
18458 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
18459 (TARGET_OPTIONS): Add -mpic-register=.
18460 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
18461 (arm_pic_register_string): Declare.
18462 (NEED_PLT_GOT): Delete, replace with ...
18463 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
18464 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
18465 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
18466 * config/arm/arm.c (arm_override_options): Add new option
18468 (arm_pic_register_string): New variable.
18469 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
18470 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
18471 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
18472 (output_return_instruction): Likewise.
18473 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
18474 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
18475 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
18477 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
18478 mention of -msched-prolog. Document new options -msingle-pic-base
18479 and -mpic-register=.
18481 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
18483 * haifa-sched.c (reemit_notes): Tidy.
18484 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
18487 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
18489 * explow.c (trunc_int_for_mode): New function.
18490 (plus_constant_wide): Use it.
18491 * combine.c (simplify_and_const_int): Likewise.
18492 (merge_outer_ops): Likewise.
18493 (simplify_shift_const): Likewise.
18494 * cse.c (simplify_unary_operation): Likewise.
18495 (simplify_binary_operation): Likewise.
18496 * emit-rtl.c (operand_subword): Likewise.
18497 * rtl.h: Declare it.
18499 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18501 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
18502 (use NUM_REGS instead of NUM_INTS).
18504 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18506 * builtins.c: New file.
18507 * expr.c (saveregs_value, apply_args_value): Delete definition,
18508 moved into builtins.c.
18509 (string_constant): No longer static.
18510 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
18511 apply_args_size, apply_result_size, result_vector,
18512 expand_builtin_apply_args, expand_builtin_apply,
18513 expand_builtin_return): Delete functions, moved into builtins.c.
18514 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
18515 * expr.h (saveregs_value, apply_args_value): Declare variables.
18516 (expand_builtin, string_constant): Declare functions.
18517 * Makefile.in: Update to build builtin.o.
18519 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
18521 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
18522 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
18523 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
18524 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
18526 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
18529 1999-07-21 Michael Meissner <meissner@cygnus.com>
18531 * print-rtl.c (print_rtx): Print the names of the virtual
18534 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
18536 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
18537 introduced in previous delta.
18539 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18541 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
18542 to avoid name clash.
18544 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
18546 * c-lex.c (yylex) : Correct the test for overflow when lexing
18549 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
18551 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
18552 (adjust_priority): Always call ADJUST_PRIORITY.
18553 (schedule_insn): Only put insns into the ready at cost 0.
18554 (schedule_block): Remove redundant initial sort. Give clock_var
18555 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
18557 * tm.texi (MD_SCHED_REORDER): Update docs.
18559 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
18560 * sparc.c (ultra_reorder_called_this_block): Delete.
18561 (ultrasparc_sched_init): Don't set it.
18562 (ultrasparc_sched_reorder): Don't check it.
18564 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
18566 * rs6000.h (struct rs6000_args): Add sysv_gregno.
18567 * rs6000.c (init_cumulative_args): Init sysv_gregno.
18568 (function_arg_boundary): Align DFmode.
18569 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
18570 to get fp reg and stack overflow correct.
18571 (function_arg): Likewise.
18572 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
18573 (setup_incoming_varargs): Restructure for ABI_V4; use
18574 function_arg_advance to skip final named argument.
18575 (expand_builtin_saveregs): Properly unskip the last integer arg
18576 when doing varargs. Adjust overflow location calculation.
18578 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
18579 explicitly unsigned.
18580 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
18581 (__VA_GP_REGSAVE): Similarly.
18582 (__va_longlong_p): Delete.
18583 (__va_arg_type_violation): New declaration.
18584 (va_arg): Restructure. Flag promotion errors. Align double.
18585 TFmode passed by reference.
18587 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
18588 in the HOST_BITS_PER_WIDE_INT > 32 case.
18590 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
18592 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
18594 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
18596 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
18597 * toplev.c (documented_lang_options): Add -fpreprocessed.
18598 * cpplib.h (struct cpp_buffer): Add preprocessed.
18599 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
18600 (cpp_start_read): Don't expand macros or emit an initial #line
18601 directive if -fpreprocessed.
18603 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
18605 * cpplib.h (struct cpp_buffer): Added manual_pop for
18606 better C++ tokenization.
18607 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
18608 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
18609 * c-common.c (cpp_token): Make non-static.
18611 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18613 * c-common.h: New file.
18614 * c-common.c (permanent_obstack): Delete unused declaration.
18615 (c_global_trees): New array.
18616 (c_common_nodes_and_builtins): New function; split off common code
18617 from init_decl_processing in both c-decl.c and cp/decl.c.
18618 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
18619 c_global_trees and accessor macros defined in c-common.h.
18620 Include c-common.h.
18621 * c-decl.c: Delete definitions for tree nodes that were replaced by
18623 (init_decl_processing): Build void_list_node.
18624 Call c_common_nodes_and_builtins; delete code to generate the common
18626 * objc/objc-act.c (build_module_descriptor): Rename variable
18627 void_list_node to avoid clash with c-common.h.
18629 * Makefile.in: Update dependencies.
18630 * objc/Make-lang.in: Likewise.
18632 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
18634 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
18635 (UNIQUE_SECTION_P): Likewise.
18636 (UNIQUE_SECTION): Likewise.
18638 1999-07-19 Linas Vepstas <linas@linas.org>
18640 * config/i370/README: New file.
18641 * config/i370/linux.h: New file.
18642 * config/i370/mvs.h: New file.
18643 * config/i370/oe.h: New file.
18644 * config/i370/t-linux: New file.
18645 * config/i370/t-mvs: New file.
18646 * config/i370/t-oe: New file.
18647 * config/i370/x-oe: New file.
18648 * config/i370/xm-linux.h: New file.
18649 * config/i370/xm-mvs.h: New file.
18650 * config/i370/xm-oe.h: New file.
18652 * i370.c (label_node_t): Add first_ref_page, label_addr,
18653 label_first_ref, label_last_ref members.
18654 (mvs_need_base_reload): Renamed from mvs_label_emitted.
18655 (MAX_MVS_LABEL_SIZE): Define.
18656 (MAX_LONG_LABEL_SIZE): Define.
18657 (alias_node_t, alias_anchor, alias_number): New.
18658 (mvs_function_table): Reorder for EBCDIC.
18659 (ascebc, ebcasc): Unconditionally define.
18660 (i370_branch_dest, i370_branch_length): New functions.
18661 (i370_short_branch, i370_label_scan): New functions.
18662 (mvs_get_label): Renamed from mvs_add_label. Search for
18663 an existing label before creating a new one.
18664 (mvs_add_label): New function.
18665 (mvs_get_label_page): New function.
18666 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
18667 over the entire list.
18668 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
18669 (mvs_check_page) [TARGET_ELF_ABI]: New function.
18670 (mvs_add_alias, mvs_need_alias): New functions.
18671 (mvs_get_alias, mvs_check_alias): New functions.
18672 (handle_pragma): New function.
18673 (mvs_function_check): New function.
18674 (unsigned_jump_follows_p): Search harder.
18675 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
18676 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
18677 * i370.h (TARGET_VERSION): Delete.
18678 (CPP_SPEC, CPP_PREDEFINES): Delete.
18679 (mvs_label_emitted): Delete.
18680 (TARGET_EBCDIC): Delete.
18681 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
18682 (HANDLE_PRAGMA): Define.
18683 (HARD_REGNO_NREGS): Handle complex modes.
18684 (HARD_REGNO_MODE_OK): Likewise.
18685 (CLASS_MAX_NREGS): Likewise.
18686 (RET_REG): Likewise.
18687 (EXTRA_CONSTRAINT): Define.
18688 (RETURN_IN_MEMORY): True for DImode.
18689 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
18690 (FUNCTION_PROFILER): Delete.
18691 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
18692 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
18693 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
18694 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
18695 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
18696 (ASM_FILE_START): Add "RMODE ANY".
18697 (ASM_OUTPUT_EXTERNAL): Check for aliases.
18698 (ASM_GLOBALIZE_LABEL): Likewise.
18699 (ASM_OUTPUT_LABELREF): Likewise.
18700 (ASM_OUTPUT_COMMON): Likewise.
18701 (PRINT_OPERAND): Handle 'K', 'W', default.
18702 (PRINT_OPERAND_ADDRESS): New.
18703 (Lots of defines): Add support for TARGET_ELF_ABI.
18704 * i370.md (attr length): New. Define for all patterns.
18705 (*): Lots of tweeks to assembly output and constraints.
18707 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
18709 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
18710 Disable patterns performing SImode comparisons with SImode values
18711 if TARGET_POWERPC64 and instruction does not sign-extend or does
18712 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
18713 differ for signed quantities.
18714 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
18715 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
18716 (decrement_and_branch_on_count): Add 64-bit variant.
18718 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18720 * final.c (output_asm_insn): When searching for the matching string
18721 for a given dialect, don't run past the end of the list of
18722 alternatives if there are fewer alternatives in the template than
18725 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
18727 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
18728 Removed paragraph about compression of files and size limitation,
18729 duplicated in the FAQ. Use gcc-patches for posting patches.
18730 * gcc.c (main): Updated URL with bug reporting instructions to
18731 gcc.gnu.org. Removed e-mail address.
18732 * system.h (abort): Likewise.
18734 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18736 * Makefile.in (stmp-multilib-sub): Make the files extracted
18737 from $(LIBGCC1) writable.
18739 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
18741 * config/arm/aout.h: Reformat for improved readability.
18743 * config/arm/arm.h: Reformat for improved readability.
18744 Replace uses of fprintf with asm_fprintf where appropriate.
18745 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
18746 function declaration assembler actions.
18747 (NUM_INTS): New macro: Convert from bytes to words.
18748 (NUM_REGS): New macro: Compute number of registers required to
18749 hold a quanitity of tyep MODE.
18750 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
18752 (NUM_ARG_REGS): New macro: The number of argument registers
18754 (ARG_REGISTER): New macro: Compute the register number of the Nth
18756 (LAST_ARG_REGNUM): New macro: The number of the last argument
18758 (SP_REGNUM): New macro: Register number of the stack pointer.
18759 (FP_REGNUM): New macro: Register number of the frame pointer.
18760 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
18761 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
18762 CUMULATIVE_ARGS so that it counts registers not bytes.
18764 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
18766 Replace uses of fprintf with asm_fprintf where appropriate.
18767 (output_ascii_pseudo_op): Replace with version from thumb.c
18769 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
18771 * config/arm/elf.h (CPP_PREDEFINES): Replace with
18772 SUBTARGET_CPP_SPEC.
18773 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
18774 (ASM_FILE_START): Emit ASM_APP_OFF.
18776 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
18778 * pa.c (compute_frame_size): Round frame according to
18779 STACK_BOUNDARY rather than a hardwired value.
18781 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
18783 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
18785 * configure: Rebuilt.
18787 * configure.in (hppa*-*-linux*): New configuration.
18788 * configure: Rebuilt.
18789 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
18790 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
18791 * pa/pa-linux.h: New file.
18792 * pa/t-linux: New file.
18793 * pa/xm-linux.h: New file.
18795 * pa.c (hppa_legitimize_address): Change references from SImode to
18796 either Pmode or word_mode as appropriate.
18797 (emit_move_sequence, store_reg, load_reg): Likewise.
18798 (set_reg_plus_d, hppa_expand_prologue): Likewise.
18799 (output_mul_insn): Likewise.
18800 * pa.h (PROMOTE_MODE): Likewise.
18801 (INITIALZE_TRAMPOLINE): Likewise.
18802 (Pmode): Define to word_mode.
18804 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
18805 value of 4. Allocate 8 bytes for each FP register save.
18806 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
18808 (hppa_expand_prologue): Likewise.
18809 * pa.h (PROMOTE_MODE): Likewise.
18810 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
18811 (FUNCTION_ARG_BOUNDARY): Likewise.
18813 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
18815 * pa.c (out_of_line_prologue_epilogue): Delete.
18816 (override_options): Remove -mspace related code.
18817 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
18818 (compute_frame_size): Only allocate space for register that
18819 actually need to be saved.
18820 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
18821 (TARGET_SWITCHES): Remove -mspace, -mno-space
18822 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
18823 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
18824 * pa/ee.asm, pa/ee_fp.asm: Delete.
18826 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
18828 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
18829 directive in column zero.
18831 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
18833 * m68k.c (output_function_prologue): Fix computation of save mask
18834 when generating PIC code.
18836 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
18838 * tree.c (build_type_attribute_variant): Move current_obstack restore
18839 after build_qualified_type call.
18841 1999-07-15 Mark Mitchell <mark@codesourcery.com>
18843 * configure.in: Use t-iris6, even with GNU LD.
18844 * config/mips/iris6gld.h: Fix typo in linker spec.
18845 * config/mips/t-iris6gld: Remove.
18847 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
18849 * rs6000.md (insv, extzv): Remove SImode dependence in named
18850 patterns. Explicitly generate DImode RTL if PowerPC64 and
18852 (insvdi): Reverse start and size in instruction template.
18854 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
18856 * invoke.texi: Typo fixes.
18858 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
18860 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
18861 handle at this time instead of silently generating incorrect code.
18862 (gen_imagpart): Likewise.
18864 * reload.c (find_reloads): Emit a USE for a pseudo register without
18865 a hard register if we could not create an optional reload for the
18868 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18870 * c-typeck.c (output_init_element, process_init_element):
18871 When advancing constructor_unfilled_fields for a RECORD_TYPE,
18872 check for nameless bit fields.
18874 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
18876 * regclass.c (scan_one_insn): Notice subregs that change the
18877 size of their operand.
18878 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
18880 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
18882 * configure.in (alpha*-*-*): Include alpha/t-ieee.
18883 * configure: Rebuilt.
18884 * alpha/t-ieee: New file.
18886 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
18888 * rs6000.c (find_addr_reg): Do not select r0 as an address
18891 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
18893 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
18895 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
18897 * rs6000.md (movsf): Do not force easy FP constants into memory.
18899 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
18900 immed_double_const to ensure they are properly truncated then
18903 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
18905 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
18906 always unless NO_DEBUG is used. Compile this code
18908 (replace_symbols_in_block): Compile it unconditionally.
18910 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
18912 * configure.in (i?86-*-elf*): New target.
18913 * configure: Rebuilt.
18914 * i386/i386elf.h, i386/t-i386elf: New files.
18916 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
18918 * toplev.c (main): Don't complain about saying -gdwarf.
18919 (rest_of_compilation): Remove redundant code.
18921 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
18923 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
18925 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
18927 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
18928 "Li960R:", to avoid name clash.
18930 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18932 * loop.c (check_dbra_loop): When reversing a loop, delete all
18933 REG_EQUAL notes referencing the reversed biv except those which are
18934 for a giv based on it.
18936 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
18938 * version.c: Drop "gcc-" prefix from version #.
18940 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
18942 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
18943 the label if we're being verbose.
18945 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
18947 * m68k.c (output_function_prologue): Add pic register to mask
18948 if live and flag_pic.
18949 (output_function_epilogue): Likewise.
18951 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
18953 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
18954 directives in column zero.
18956 * pa/elf.h (ASM_FILE_START): Define.
18957 * pa/som.h (ASM_FILE_START): Include .level directives.
18958 * pa/hpux10.h (ASM_FILE_START): Delete.
18959 * pa/hpux11.h (ASM_FILE_START): Delete.
18961 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
18963 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18965 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
18966 when reload_out equals reload_in.
18968 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
18970 * invoke.texi (Spec Files): New node: Describe the contents of
18973 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
18975 * invoke.texi (DEC Alpha Options): Put @end table at
18976 beginning of line, to avoid confusing texi2html.
18978 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
18980 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
18981 introduced in previous delta.
18983 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18985 * reload1.c (gen_reload): When synthesizing a 3 operand add
18986 sequence, improve test for when to reload OP1 into the reload
18987 register instead of OP0.
18989 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
18991 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
18993 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
18995 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
18998 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
19000 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
19001 (va_dcl): Use __builtin_va_alist_t.
19003 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
19005 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
19006 on the permanent_obstack.
19007 * dwarfout.c (output_type): Likewise.
19009 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
19011 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19012 Merged from c-typeck.c and cp/typeck.c.
19013 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19014 Merged into c-common.
19016 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
19018 * c-lex.c (errorcount): Declare it.
19019 (finish_parse): Update errorcount when using CPPLIB.
19021 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
19023 * fixinc/inclhack.def(end_else_label): Double the backslash so
19024 sed gets a chance to see it.
19025 * fixinc/inclhack.sh: regen
19026 * fixinc/fixincl.x: regen
19028 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
19030 Add framework to support armv5 architecture when it becomes
19033 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
19034 (arm_arch5): New variable.
19035 (all_architectures): Add armv5 line.
19036 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
19037 -march=armv5 is specified on the command line.
19038 (arm_arch5): Export this variable.
19039 * invoke.texi: Document new string accepted by -march= switch for
19042 * config/arm/arm.h: Replace use of constant 12 as a register
19043 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19044 * config/arm/arm.c: Replace use of constant 12 as a register
19045 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
19047 * config/arm/elf.h: Tidy up.
19048 * config/arm/coff.h: Tidy up.
19050 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
19052 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
19053 * gcc/config/mips/t-iris6gld: New file.
19054 * gcc/config/mips/iris6gld.h: Likewise.
19056 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
19058 * c-decl.c (widest_integer_literal_type_node,
19059 widest_unsigned_literal_type) : New.
19060 (init_decl_processing): Handle/use the two new types.
19061 * c-common.c (type_for_size,type_for_mode) : Same.
19062 * c-lex.c (yylex) : Same.
19063 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
19065 * c-tree.h (widest_integer_literal_type_node,
19066 widest_unsigned_literal_type) : New.
19068 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
19070 * dwarfout.c (field_byte_offset): Correctly compute the object's
19071 byte offset for the first bit of a field which crosses an alignment
19072 boundary on a !BYTES_BIG_ENDIAN target.
19074 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
19076 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
19079 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
19080 Jeff Law <law@cygnus.com>
19082 * ginclude/varargs.h (va_dcl): Use word_mode for type of
19085 * except.c: Include intl.h.
19086 (expand_eh_return): Set current_function_cannot_inline.
19087 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
19088 * function.h (struct function): Add eh_return_stub_label.
19089 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
19090 * Makefile.in (except.o): Depend on intl.h.
19092 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
19094 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
19095 same as offsettable in cases 1 and 2.
19097 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
19099 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
19100 (extlh, extwh): Likewise.
19102 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
19104 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
19106 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
19108 * configure.in: Add arm-pe and thumb-pe targets.
19109 * configure: Regenerate.
19111 * thumb.c (arm_naked_function_p): New function: Determines if
19112 a function is naked (has no gcc generated prologue/epilogue).
19113 (is_called_in_ARM_mode): Return true if the func has the
19114 interfacearm attribute.
19115 (output_return): Do not generate a return for naked functions.
19116 (thumb_function_prologue): Do not generate a prologue for
19118 (thumb_expand_prologue): Do not generate a prologue for naked
19120 (thumb_expand_epilogue): Do not generate an epilogue for naked
19122 (arm_valid_machine_decl_attribute): New function, copied from
19123 arm.c: Permit naked and interfacearm attributes.
19125 * config/arm/pe.c: New file: Support code for arm-pe target.
19126 * config/arm/pe.h: New file: Header file for arm-pe target.
19127 * config/arm/tpe.h: New file: Header file for thumb-pe target.
19128 * config/arm/t-thumb-pe: New file: Makefile fragment for
19131 1999-07-01 Mark Kettenis <kettenis@gnu.org>
19133 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
19134 -fPIC or -fpic is specified.
19136 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
19138 * expr.c (emit_block_move): Use copy_to_mode_reg for
19139 !TARGET_MEM_FUNCTIONS case too.
19141 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
19143 * configure: Rebuilt.
19144 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
19145 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
19146 definitions made redundant by dbxelf.h inclusion. Delete
19147 lots of definitions related to assembly output that are
19148 specific to the SOM object format.
19149 * pa.c (output_function_prologue): Do not emit the function's
19151 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
19152 * pa-pro.h: Deleted.
19153 * som.h: New file with SOM specific definitions.
19154 * elf.h: New file with ELF specific definitions.
19156 * elfos.h (const_section): Output a tab before assembler directives.
19157 (ctors_section, dtors_section): Likewise.
19158 (ASM_OUTPUT_SECTION_NAME): Likewise.
19160 * pa/pa1.h: Delete unused file.
19162 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
19164 * configure.in (hppa*-hp-hpux11*): New configuration.
19165 * configure: Rebuilt.
19166 * pa/pa-hpux11.h: New file.
19167 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
19170 * mips.md (leasi, leadi): New patterns.
19172 * expr.c (emit_block_move): Properly handle case where one of the
19173 block move arguments has a queued increment or decrement.
19174 (clear_storage): Similarly. Fix formatting goof.
19176 1999-06-28 "David O'Brien" <obrien@NUXI.com>
19178 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
19179 semicolon from the BSD VA_LIST replacement expression.
19181 * fixinc/inclhack.sh: regen
19182 * fixinc/fixincl.x: regen
19184 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
19185 now use the fixincl program.
19187 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
19189 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
19190 case. Also make the PIC register call_used.
19192 * m68k.h (FINALIZE_PIC): Delete.
19193 * m68k.c (finalize_pic): Delete.
19195 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
19197 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
19200 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
19202 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
19204 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
19206 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
19208 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
19210 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
19212 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
19214 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
19216 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
19218 * rs6000.c (output_toc): Always use hex values for floating-point
19219 constants. Store single-precision values in upper-half of TOC
19220 entry in 64-bit mode.
19221 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
19222 to final constraints.
19223 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
19224 (fctiwz): Improve accuracy of RTL for pattern.
19226 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
19228 * expr.c (expand_expr): Allow RTL_EXPR's through the
19229 MAX_INTEGER_COMPUTATION_MODE checks.
19231 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
19233 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
19234 such that MASK_SUPPORT_ARCH is not negative.
19236 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
19238 * loop.c (verify_dominator): Properly handle ADDR_VEC and
19239 ADDR_DIFF_VEC insns that appear inside loops.
19241 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
19242 Jeff Law <law@cygnus.com>
19244 * rs6000.md (movdf_hardfloat32): Revert previous patch.
19245 Handle LO_SUM the same as offsettable in cases 1 and 2.
19246 * rs6000.c (find_addr_reg): Revert previous patch.
19248 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
19250 * system.h (strstr): New external function declaration.
19251 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
19252 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
19253 * config.in, configure: Rebuilt.
19255 1999-06-24 Tom Tromey <tromey@cygnus.com>
19257 * gcc.c (main): Read user-specified specs files after computing
19258 additional startfile_prefixes.
19260 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
19262 Revert these two patches:
19264 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19265 * loop.c (strength_reduce): When doing biv->giv conversion, update
19266 reg note of NEXT->insn.
19268 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19269 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19271 (recombine_givs): Set ix field after sorting.
19273 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19275 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
19276 for the parts of an UNSPEC / UNSPEC_VOLATILE.
19278 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
19280 *fixinc/inclhack.def: Add fix development commentary
19281 (read_ret_type): reactivate and add selection clause
19282 (zzz_*): tweak output file name to match what is used in hackshell.tpl
19283 *fixinc/{fixincl.x|inclhack.sh}: regen
19285 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
19287 * expr.c (expand_expr): STRIP_NOPS before checking against
19288 MAX_INTEGER_COMPUTATION_MODE
19289 (check_max_integer_computation_mode): Likewise.
19291 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
19293 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
19295 1999-06-22 Jim Wilson <wilson@cygnus.com>
19297 * expr.c (store_expr): When target is a promoted subreg, return a
19298 promoted subreg as a result.
19300 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
19302 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
19304 (dwarf2out_define): Mark unused parameters appropriately.
19305 (gen_unspecified_parameters_die): Ditto.
19306 (gen_subprogram_die): Fix signed/unsigned warnings.
19307 (gen_variable_die): Ditto.
19309 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
19311 * fixinc/inclhack.def(end_else_label): combined else_label
19312 and endif_label and fixed the sed expression.
19313 *fixinc/{fixincl.x|inclhack.sh}: regen
19315 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
19317 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
19318 'x' when handling non-offsettable addresses
19320 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
19322 * final.c (shorten_branches): Don't try to split an insn that has
19325 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
19327 * config/mips/mips.c (symbolic_expression_p): New function.
19328 (mips_select_rtx_section): Put symbolic expressions in the
19329 data section, not the read-only data section.
19331 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
19333 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
19335 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
19337 * collect2.c (main): Log frame table count.
19338 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
19339 (scan_prog_file) [COFF]: Handle frame tables.
19341 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
19342 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
19343 * alpha/elf.h: Undef them again.
19344 * alpha/vms.h: Remove their definitions.
19346 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19348 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
19349 remove the clobber of r0 and change the REG_UNUSED note to
19352 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
19354 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
19355 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
19356 fits in HOST_WIDE_INT and one uses union to access a long constant
19359 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
19361 * sparc.c (sparc_override_options): Don't allow profiling for
19362 code models other than medlow.
19363 (sparc_function_profiler): New function from old FUNCTION_PROFILER
19364 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
19365 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
19366 (sparc_block_profiler): Likewise.
19367 (sparc_function_block_profiler_exit): Likewise.
19368 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
19369 (FUNCTION_BLOCK_PROFILER): Likewise.
19370 (BLOCK_PROFILER): Likewise.
19371 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
19372 (MCOUNT_FUNCTION): New.
19373 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
19374 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
19375 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
19376 (MCOUNT_FUNCTION): New.
19377 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
19378 (BLOCK_PROFILER): Delete.
19379 (MCOUNT_FUNCTION): New.
19381 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
19383 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
19385 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19387 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19390 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19393 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19396 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19399 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
19401 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
19404 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
19406 * i386/djgpp.h (LIB_SPEC): New.
19407 (STARTFILE_SPEC): New.
19409 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
19411 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
19413 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
19416 * system.h (WSTOPSIG): New macro.
19418 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
19420 * c-pragma.c (push_alignment): Don't ignore alignments greater than
19422 (insert_pack_attributes): Take into account member natural
19425 * i386/winnt.c (exports_head): New static variable.
19426 (i386_pe_record_exported_symbol): New function.
19427 (i386_pe_asm_file_end): Use.
19428 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
19429 symbols to be emitted at end of assembly.
19430 (ASM_DECLARE_OBJECT_NAME): Likewise.
19431 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19433 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
19436 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
19438 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
19441 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
19443 * haifa-sched.c (sched_analyze_1): Use free_list instead of
19444 zapping reg_last_uses directly.
19445 (sched_analyze_2, sched_analyze_insn): Likewise.
19446 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
19448 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
19450 * rs6000.md (movdf_hardfloat32): Use worst case insn length
19451 attributes for cases 1 and 2.
19453 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
19455 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
19458 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
19460 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
19462 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
19464 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
19465 PIC_OFFSET_TABLE_REGNUM for general alloaction.
19466 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
19467 must be stacked if it is used for PIC accesses.
19468 * arm.c (use_return_insn): Handle PIC register specially.
19469 (output_return_instruction): Likewise.
19470 (output_func_{prologue,epilogue}): Likewise.
19471 (output_expand_prologue): Likewise.
19473 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
19474 (*strsi_predec): Renamed from *strqi_predec.
19475 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
19476 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
19478 * arm.c (arm_override_options): Remove warning about PIC code
19479 not being supported.
19481 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
19483 * rs6000.c (find_addr_reg): New function.
19484 * rs6000.h (find_addr_reg): Declare.
19485 (offsettable_addr_operand): Delete.
19486 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
19487 from and stores to GPRs.
19489 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
19491 * alpha.c (alpha_expand_block_move): Use get_insns rather than
19492 gen_sequence as argument to emit_no_conflict_block.
19494 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19496 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
19497 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
19498 *fixinc/fixincl.x: regen
19499 *fixinc/inclhack.sh: regen
19501 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
19503 * added support for -mpcrel (PC relative addressing for m68k)
19504 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
19505 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
19506 * m68k.c (print_operand_address): Handle 32-bit PIC case.
19507 (comments for general_src_operand): Add some explanation
19508 about EXTRA_CONSTRAINTS.
19509 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
19510 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
19511 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
19512 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
19513 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
19514 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
19515 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
19516 if not already set.
19517 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
19518 * m68k.h (TARGET_PCREL): New target flag.
19519 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
19520 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
19521 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
19522 contains a SYMBOL_REF. Relax this constraint during reload, since
19523 we want to use the predicates, not reload's built-in concept of a
19524 valid memory address, to control what insns need reloading.
19525 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
19526 operands (essentially 'g', 'm', and 's' under normal circumstances).
19527 * m68k.c (print_operand): Cause printing of pc-relative addresses
19528 to include pc register.
19529 (print_operand_address): Ditto.
19530 (general_src_operand): Accept operands that are not only
19531 general_operands, but are also valid when used as a pc-relative
19533 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
19534 (memory_src_operand): Similar, for memory_operands.
19535 (pcrel_address): New predicate to accept the special case of a
19536 pc-relative address.
19537 * m68k.md (many patterns): Rewrite common SImode, HImode, and
19538 QImode insns to accept *_src_operand instead of *_operand where
19539 pc-relative operands can fit. For example, a pc-relative operand
19540 can be used as a memory source operand for addsi3, but not as a
19541 memory destination.
19542 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
19544 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
19546 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
19547 .thumb_set pseudo op to mark aliases of thumb functions.
19549 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
19551 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
19552 preference to ASM_OUTPUT_DEF, if it is defined.
19554 * tm.texi: Document new, optional target macro
19555 ASM_OUTPUT_DEF_FROM_DECLS.
19557 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19559 * fixincludes: ISCNTL patch
19560 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
19561 (dgux_int_varargs): new for DG/UX
19562 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
19564 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
19566 * invoke.texi (ia32 options): Fix typo.
19568 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19570 * loop.c (strength_reduce): When doing biv->giv conversion, update
19571 reg note of NEXT->insn.
19573 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
19575 * loop.c (move_movables): Note issues with replacing REGs with
19577 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
19579 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
19581 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
19583 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
19584 the reference to `mcount' was not correct for the ELF on FreeBSD.
19586 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19588 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19591 (recombine_givs): Set ix field after sorting.
19593 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
19595 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
19596 to safe to extract a subword out of a REG.
19598 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19600 * sh.md (mulsi3): Don't add a no-op move at the end.
19602 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19604 * cse.c (cse_insn): Don't put hard register source into tables for
19605 the last insn of a libcall.
19607 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19609 * loop.c (strength_reduce): Insert sets of derived givs at every
19610 biv increment, even if it's the only one.
19612 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
19614 * dwarfout.c (add_incomplete_type): New fn.
19615 (output_type): Call it.
19616 (retry_incomplete_types): New fn.
19617 (dwarfout_finish): Call it.
19619 From Eric Raskin <ehr@listworks.com>:
19620 (output_type): Output types for bases.
19622 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
19624 * mips.c (mips_output_conditional_branch): Add `break'
19625 between `default' label and `close braces'.
19627 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
19629 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
19630 specifications and make it realistic.
19631 (LIB_SPEC): Likewise.
19633 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
19635 * config/mips/mips.c (mips_secondary_reload_class): Check for
19636 (PLUS (SP) (REG)) and return appropriate register class.
19637 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
19638 Handle (PLUS (SP) (REG)).
19639 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
19640 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
19641 of emit_insn for tablejump.
19643 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
19645 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
19646 asm_fprintf format string by itself.
19647 (output_function_profiler): Likewise.
19649 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
19651 * combine.c (simplify_logical, case AND): Only call
19652 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
19653 or the constant is positive.
19655 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
19657 * configure.in: Fix typo in rs6000-ibm-aix4 case.
19658 * configure: Regenerate.
19660 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
19662 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
19663 require a sub-version #.
19664 * configure: Rebuilt.
19666 1999-06-14 Robert Lipe (robertlipe@usa.net)
19668 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
19670 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
19672 * c-typeck.c (process_init_element): Detect excess elements in
19673 char array initializer.
19675 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
19677 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
19679 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
19681 * invoke.texi (Option Summary): Add -fpermissive flag.
19683 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
19685 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
19686 that require PIC code sequences.
19688 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
19690 * configure.in: Add new target: thumb-elf.
19691 * configure: Regenerate.
19692 * config/arm/t-thumb-elf: New file: Makefile fragment for
19694 * config/arm/telf.h: New file: Header file for thumb-elf
19697 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
19699 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
19700 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
19701 initializers is some circumstances.
19703 * fixinc/inclhack.def (endif_label): Add additional selector for
19704 more bogus stuff after #endif statements.
19705 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
19707 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
19709 * i386/cygwin.h (SET_ASM_OP): Define.
19711 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
19713 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
19715 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19717 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
19720 * sh.md (ic_invalidate_line_i): Remove second alternative.
19722 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19724 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
19725 test for the presence of valid prototypes. Delete bypass expr.
19726 (ioctl_fix_ctrl): Correct the selection expression.
19727 (no_double_slash): Correct quoting rules
19728 *fixinc/fixincl.x: regen
19729 *fixinc/inclhack.sh: regen
19731 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
19733 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
19735 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19737 * rs6000.md (movsi_got_internal_mem): Delete.
19738 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
19739 (GOT_TOC_REGNUM): Delete.
19740 (PIC_OFFSET_TABLE_REGNUM): Define.
19741 (FINALIZE_PIC): Disable.
19742 * rs6000.c (rs6000_got_register): New code for fixed pic register.
19743 (rs6000_replace_regno): Delete.
19744 (rs6000_finalize_pic): Likewise.
19745 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
19747 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19749 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
19750 is a note; use <= for the compare; advance P while it is
19753 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
19755 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
19756 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
19758 * varasm.c (remove_from_pending_weak_list): Verify t->name
19759 is non-NULL before passing it to strcmp.
19761 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19763 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
19764 the typed arguments are not part of a comment
19765 (ioctl_fix_ctrl): Added a purpose comment
19766 *fixinc/fixincl.x: regenerate
19767 *fixinc/inclhack.sh: regenerate
19769 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19771 * invoke.texi: Add C4x invocation docs.
19773 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19775 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
19777 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
19779 (c4x_legitimize_reload_address): New function.
19780 * config/c4x/c4x.md: Update docs.
19782 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
19784 * fixincludes: Avoid removing '.'.
19785 * fixinc/fixinc.svr4: Likewise.
19786 * fixinc/fixinc.winnt: Likewise.
19787 * fixinc/inclhack.tpl: Likewise.
19788 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
19790 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19792 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
19794 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
19796 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
19798 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
19801 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
19803 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
19804 * configure: Regenerate.
19806 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
19808 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
19811 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
19813 * fixinc/inclhack.def (avoid_bool): Also catch
19814 "typedef [unsigned] int bool".
19815 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
19817 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
19818 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
19819 * configure: Rebuilt.
19821 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
19823 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
19824 such that we can override its definitions if necessary.
19825 (CPP_SPEC): New define. Support processor specific predefines via
19827 (CC1_SPEC): New define. Support processor specific compiler
19828 options via %(cc1_cpu).
19829 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
19832 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19834 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
19835 between sed's -e flag, and the open-quote following it.
19836 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
19838 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
19839 Jeffrey A Law (law@cygnus.com)
19841 * varasm.c (assemble_start_function): Remove the function
19842 from the pending weak decls list when we define a function.
19843 (assemble_variable): Similarly for variables.
19844 (weak_finish): Ignore items on the list with a NULL name.
19845 (remove_from_ending_weak_list); New function to "remove" an item
19846 from the pending weak declarations list.
19848 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
19850 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
19852 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
19854 * c-lex.c (GETC): Redefine to call getch.
19855 (UNGETC): Redefine to call put_back.
19856 (putback_buffer): New structure type.
19857 (putback): New static structure.
19858 (getch): New function.
19859 (put_back): New function.
19860 (yylex): Replace unused bytes from bad multibyte character.
19862 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
19864 * cpplib.c (do_define): Cast `alloca' return value.
19865 (do_include, do_undef, do_pragma): Likewise.
19866 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
19868 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
19869 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
19871 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
19873 * sparc.md (abstf2): This should be an expand.
19874 (split after abstf2_notv9): Fix mode.
19875 (abstf2_hq_v9): New pattern.
19876 (abstf2_v9): Only use when no hard quad.
19877 (absdf2_v9): Fix if target is not the same as source.
19878 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
19879 Add correct output constraints.
19881 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
19883 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
19884 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
19886 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
19888 * mips.h (mips_output_conditional_branch): New function.
19889 (mips_adjust_insn_length): Likewise.
19890 (ASSEMBLER_SCRATCH_REGNUM): New macro.
19891 (ADJUST_INSN_LENGTH): Likewise.
19892 * mips.c (print_operand): Add `F' and `W' for floating-point
19893 comparison opcodes.
19894 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
19896 (mips_adjust_insn_length): New function.
19897 (mips_output_conditional_branch): New function.
19898 * mips.md (length): Adjust attribute definition to handle
19899 conditional branches. Change lengths to bytes, rather than
19900 instructions throughout. Remove length attribute from
19901 instructions whose length is four bytes, and rely on the default
19903 (dslot): Fix typo in comment.
19904 Reword conditional branch patterns to use
19905 mips_output_conditional_branch.
19907 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19909 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
19910 (LIB_SPEC): Likewise.
19911 Link with -lprof1_r for -g/-pg.
19913 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
19915 * loop.c (check_dbra_loop): Fix change of Jan 19.
19917 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
19919 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
19920 (STARTFILE_SPEC): Define, override the svr4.h version.
19921 (ENDFILE_SPEC): Likewise.
19923 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
19925 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
19926 * fixinc/fixincl.x: Regenerated.
19927 * fixinc/inclhack.sh: Regenerated.
19929 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19931 * sh.c (barrier_align): Don't return early for normal branch/barrier
19932 when optimizing for SH2.
19934 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
19936 * i386/udk.h (LINK_SPEC): Correct linker search path for
19939 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19941 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
19942 (braf_label_ref_operand): Delete.
19943 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
19944 * sh.md (casesi_jump_2): Operand1 is now the inside of a
19945 label_ref, and has no predicate.
19946 The patten has a predicate to guard against invalid substitutions.
19947 (dummy_jump): Delete.
19948 (casesi): Update use of casesi_jump_2.
19950 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19952 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
19953 *fixinc/fixincl.x: regenerate
19954 *fixinc/inclhack.sh: regenerate
19956 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
19958 * dwarf2out.c (add_incomplete_type): New fn.
19959 (gen_struct_or_union_type_die): Call it.
19960 (retry_incomplete_types): New fn.
19961 (dwarf2out_finish): Call it.
19963 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
19965 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
19966 current block starts with a CODE_LABEL and ends with a CALL and
19967 we can not find all the argument setup instructions for the CALL.
19969 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
19971 Revert this change:
19972 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
19973 something is a candidate for optimize_bit_field_compare.
19975 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19977 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
19979 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
19981 * alpha.c (override_options): Thinko in last patch.
19983 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
19984 (LIB_SPEC): Recognize -pthread.
19986 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
19988 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
19989 definition in config/arm/coff.h
19990 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
19992 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19994 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
19995 fixes that need "file=xxx\n" prepended before invocation
19996 (start_fixer - new): starting the fixer process is complex enough
19997 to warrent its own routine. It prepends the "file=xxx\n" stuff.
19998 (process): uses the new routine; omit usage of putenv()
19999 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
20000 * fixinc/fixincl.x: regenerate
20002 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
20004 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
20005 and version #s (1.1 -> 2.96) as needed.
20006 * README.g77: Kill way out of date file in the toplevel directory.
20008 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
20010 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
20011 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
20012 * configure: Rebuilt.
20013 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
20014 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
20015 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
20016 (SWITCH_TAKES_ARG): Likewise.
20017 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
20018 * config/t-freebsd: Moved from config/i386/ so it can used for all
20021 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
20023 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
20025 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
20027 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
20028 * configure: Rebuilt.
20030 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
20032 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
20033 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
20034 * rs6000/rs6000.c (rs6000_file_start): Use putc.
20035 (rs6000_output_load_toc_table): Same.
20036 (output_prolog, output_mi_thunk): Same.
20037 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
20038 (ASM_GLOBALIZE_LABEL): Use putc.
20040 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
20042 * alpha.md (reload_*_help): New patterns and splitters.
20043 (reload_*): Use them.
20044 (mov[qh]i): Likewise.
20046 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
20048 * cccp.c (handle_directive): Handle backslash-newlines in quoted
20051 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
20053 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
20055 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
20057 * flow.c (mark_regs_live_at_end, insn_dead_p,
20058 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
20059 and HARD_FRAME_POINTER_REGNUM special treatment if reload
20060 hasn't run or the frame pointer is needed.
20061 * haifa-sched.c (attach_deaths): Likewise.
20062 * sched.c (attach_deaths): Likewise.
20064 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
20066 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
20067 calculate_can_reach_end returns nonzero.
20069 * configure.in (native gas tests): Search for an assembler in the
20070 same manner that the installed compiler will.
20071 * configure: Rebuilt.
20072 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
20074 * alias.c (find_base_term): Improve handling of addresses
20075 constructed from binary operations.
20077 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
20079 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
20081 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
20083 * function.h (cleanup_label, frame_offset): Declare.
20084 (tail_recursion_label, tail_recursion_reentry): Likewise.
20085 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20086 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
20087 (tail_recursion_label, tail_recursion_reentry): Likewise.
20088 (arg_pointer_save_area, rtl_expr_chain): Likewise.
20090 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
20092 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
20094 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
20095 (MAX_OFILE_ALIGNMENT): Define.
20097 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
20099 * fixincl.c: Replace local include scheme with #includes of
20100 gansidecl.h and system.h.
20101 * procopen.c: Likewise.
20102 * server.c: Likewise.
20104 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
20106 * i386/t-dgux (EXTRA_PARTS): Add crti.o
20107 (crti.o): Add build rule and dependencies.
20108 * fixinc/fixinc.dgux: Use modified _int_varargs.h
20110 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20112 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
20113 (LIB_LINUX_SPEC): Likewise.
20114 (LIB_LINUX_SPEC): Add support for -pthread
20115 (CPP_OS_LINUX_SPEC): Likewise.
20116 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
20119 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
20121 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
20123 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
20124 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
20125 for IEEE math and CC_FCOMI.
20126 (put_jump_code): No IEEE if CC_FCOMI is set.
20128 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20130 * fold-const.c (fold_truthop): Make the field reference unsigned
20131 when converting a single bit compare.
20133 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20135 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
20137 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
20139 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
20140 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
20143 * reload.c (push_reload): Do not call remove_address_replacements
20144 when presented with identical optional reloads.
20146 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
20148 * alpha.h (MASK_FIX, TARGET_FIX): New.
20149 (MASK_*): Reorganize constants.
20150 (CPP_AM_FIX_SPEC): New.
20151 (TARGET_SWITCHES): Add FIX.
20152 (EXTRA_SPECS): Likewise.
20153 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
20154 (SECONDARY_MEMORY_NEEDED): Likewise.
20155 (REGISTER_MOVE_COST): Likewise.
20156 * alpha.c (override_options): Add FIX support. Always use
20157 ALPHA_TP_PROG for ev6.
20158 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
20159 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
20160 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
20162 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
20164 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20165 something is a candidate for optimize_bit_field_compare.
20167 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
20169 * gcc.texi (Passes): Document branch-shortening.
20170 * invoke.texi (Debugging Options): Document the fact that `-dp'
20171 outputs length information for instructions.
20173 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
20175 * flow.c: Revert previous delta.
20177 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
20179 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
20180 FRAME_POINTER_REGNUM.
20181 (mark_set_1): Ditto.
20182 (mark_used_regs): Ditto.
20184 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
20186 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
20187 (GOT_PCREL): New macro. Define to 1 if not already defined.
20188 * arm/elf.h (GOT_PCREL): Define to 0.
20189 * arm.c (arm_finalize_pic): Take into account the setting of
20192 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
20194 * output.h (STRIP_NAME_ENCODING): Provide default definition.
20195 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
20197 * flow.c (mark_set_1): Do not record BLKmode stores as dead
20198 store elimination candidates.
20200 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
20202 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
20205 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
20207 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
20208 Add use of x-aix41-gld.
20210 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
20212 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
20213 (ASM_OUTPUT_DESTRUCTOR): Define.
20215 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
20217 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
20218 last CODE_LABEL in a loop if we have previously passed a jump
20219 to the top of the loop.
20221 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
20223 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
20224 applying Philip's patch.
20226 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
20228 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
20231 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
20233 * loop.c (strength_reduce): Grow reg_single_usage as needed.
20235 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
20237 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
20238 Also remove a useless comment.
20240 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20242 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
20244 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
20246 * collect2.c (main): Only generate import or export file and add
20247 to link arguments if non-empty. Use xmalloc not alloca.
20248 (write_{export,import}_file): Delete.
20249 (write_aix_file): New function.
20250 (locatelib): Use xmalloc not malloc.
20251 (GCC_OK_SYMBOL): Do not check type if aix64.
20253 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
20255 Based on patch by Scott Bambrough and Pat Beirne:
20256 * config/arm/arm.c (making_const_table): New variable.
20257 * config/arm/arm.h (making_const_table): Declare.
20258 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
20260 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
20261 Keep track of when we are building the constant table.
20263 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
20265 * config/arm/arm.c (arm_override_options): Fix erroneous warning
20268 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
20270 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
20273 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
20275 * tm.texi (FUNCTION_ARG): Correct description of a stack element
20278 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
20280 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
20282 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20284 * rs6000.c (output_mi_thunk): Enable full support again.
20286 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20288 * sh.h (BRANCH_COST): Define.
20290 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
20292 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
20294 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
20296 * function.c (assign_stack_local): Align stack slot propertly.
20297 (assign_outer_stack_local): Likewise.
20299 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
20301 * expr.h (lang_expand_constant): Declare.
20302 * toplev.c (lang_expand_constant): Define it.
20303 * varasm.c (output_constant): Use it.
20305 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20307 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
20308 Change function definitions to K&R style.
20310 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20312 * fixinc/fixincl.c: We must not ignore SIGCLD now.
20314 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
20316 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
20317 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
20318 (several places): omit static initialization
20319 (process): use single fd, since only the read fd is used
20320 * fixinc/gnu-regex.c: define 'const' away, if not supported
20321 * fixinc/procopen.c(several places): omit static initialization
20322 * fixinc/server.c: define 'volitile' away, if not supported
20324 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20326 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
20327 asm_fprintf and %L to generate the label name.
20328 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
20329 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
20331 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
20333 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
20334 insn for a conditional jump can not be found.
20336 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
20338 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
20339 on variables in specific sections other than .sbss and .sdata.
20341 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
20343 * stmt.c (expand_return): Call start_cleanup_deferral and
20344 end_cleanup_deferral around conditional code.
20346 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20348 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
20349 filename lists. Utilizes new "krstr" AutoGen function.
20350 * fixinc/fixincl.x: Rebuilt.
20352 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
20354 * i386.c (output_float_compare): Avoid GNU-C extensions.
20356 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
20358 * version.c: Bump to distinguish mainline tree from the
20361 See ChangeLog.1 for earlier changes.