1 2000-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * cppinit.c (cl_directive_handler): More K&R fixing.
5 Sat Mar 11 23:54:26 2000 Jim Wilson <wilson@cygnus.com>
7 * config/ia64/ia64.c (ia64_compute_frame_size): Align size to
9 * config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.
11 2000-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13 * cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
14 Change from char[] to macros.
16 2000-03-12 Neil Booth <NeilB@earthling.net>
18 * cppinit.c (cpp_start_read): Update indirect function
21 Sat Mar 11 16:18:12 2000 Jim Wilson <wilson@cygnus.com>
23 * config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
26 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
27 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.
29 2000-03-11 Neil Booth <NeilB@earthling.net>
31 * cppinit.c (struct pending option): Replace undef with a
32 pointer to a directive handling routine.
33 (struct cpp_pending): Replace separate assert_ and define_
34 lists with one directive_ list.
35 (new_pending_define): Rename new_pending_directive. Extra
36 argument is the directive's handling routine.
37 (handle_option): Update to use new_pending_directive.
39 2000-03-11 Neil Booth <NeilB@earthling.net>
41 * cppfiles.c (file_cleanup, _cpp_find_include_file,
42 remap_filename, _cpp_read_include_file, actual_directory,
43 hack_vms_include_specification): Replace bcopy(), index() etc
44 calls. Add casts to some allocations. Make some variables
45 pointers to const [unsigned] char.
46 * cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
47 collect_formal_parameters): Similarly.
48 * cppinit.c (struct pending_option, append_include_chain,
49 cpp_options_init, cpp_reader_init, initialize_standard_includes,
50 cpp_start_read, new_pending_define, handle_option): Similarly.
51 * cpplib.c (cpp_define, copy_comment, do_define, do_include,
52 do_undef, do_error, do_warning, do_pragma, do_pragma_once,
53 do_pragma_implementation, detect_if_not_defined,
54 do_ifdef, skip_if_group, cpp_get_token, parse_string,
55 do_assert, do_unassert): Similarly.
56 * cpplib.h (cpp_buffer, cpp_options): Update types. Update
58 * mkdeps.c (deps_add_target, deps_add_dep): cast allocations.
60 2000-03-10 Richard Henderson <rth@cygnus.com>
62 * builtins.c (expand_builtin_strlen): Revert last change.
63 Use emit_insn_before if we're at the beginning of a sequence.
65 2000-03-10 Jason Merrill <jason@casey.cygnus.com>
67 * builtins.c (expand_builtin_strlen): Make sure that we have something
68 at the beginning of the sequence.
70 * toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
73 * invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.
75 2000-03-10 Richard Henderson <rth@cygnus.com>
77 * except.c (can_throw): Use INTVAL on a CONST_INT.
78 (reachable_handlers): Likewise.
79 * flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.
81 2000-03-10 Andreas Jaeger <aj@suse.de>
83 * config/mips/linux.h: Undefine MD_EXEC_PREFIX and
84 MD_STARTFILE_PREFIX since those are not needed on linux.
85 (ASM_FILE_START): New, from mips/gnu.h.
87 2000-03-09 Richard Henderson <rth@cygnus.com>
88 Alex Samuel <samuel@codesourcery.com> and others
90 * Makefile.in (ssa.o): New rule.
92 (STAGESTUFF): Add *.ssa and *.ussa.
93 (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
94 * rtl.def (PHI): New RTL expression.
95 * rtl.h (clear_log_links): New declaration.
96 (convert_to_ssa): Likewise.
97 (convert_from_ssa): Likewise.
98 * flow.c (split_edge): If the entry node falls through to the
99 split edge's source block, split the entry edge.
100 (clear_log_links): New function.
101 * toplev.c (ssa_dump): New variable.
102 (flag_ssa): Likewise.
103 (f_options): Add "ssa".
104 (compile_file): Create SSA dump files.
105 (rest_of_compilation): Go to and from SSA if enabled.
106 (decide_d_option): Handle -de for SSA dump files.
109 Thu Mar 9 20:01:38 2000 Jim Wilson <wilson@cygnus.com>
111 * expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
114 2000-03-09 Benjamin Kosnik <bkoz@cygnus.com>
116 * config/alpha/linux.h (WCHAR_TYPE): Make consistent.
118 Thu Mar 9 18:10:02 2000 Jeffrey A Law (law@cygnus.com)
120 * config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
121 (MD_STARTFILE_PREFIX_1): New macro.
123 2000-03-09 Robert Lipe <robertl@sco.com>
125 * config/ia64/ia64.c: Include system.h.
127 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
129 * except.c (nothrow_function_p): If -fno-exceptions, just return.
130 (init_eh_nesting_info): Likewise.
132 * tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
133 (TREE_NOTHROW): Rename from TREE_RAISES.
134 * toplev.c (rest_of_compilation): Set it.
135 * print-tree.c (print_node): Adjust.
136 * tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
137 (stabilize_reference_1, get_unwidened, get_narrower): Likewise.
138 * calls.c (emit_call_1): Add 'nothrow' parm. Add
139 REG_EH_REGION note as appropriate.
140 (libfunc_nothrow): New fn.
141 (emit_library_call, emit_library_call_value): Use it.
142 (expand_call): Check TREE_NOTHROW.
144 * varasm.c (make_decl_rtl): Skip initial '*' when setting
147 2000-03-09 Andreas Jaeger <aj@suse.de>
149 * mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
150 (TARGET_MEM_FUNCTIONS): Define.
152 2000-03-09 Jason Merrill <jason@casey.cygnus.com>
154 * i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.
156 * except.c (can_throw): See through a SEQUENCE.
157 (nothrow_function_p): New fn.
158 * except.h: Declare it.
159 * function.c (current_function_nothrow): New var.
160 (prepare_function_start): Initialize it.
161 * output.h: Declare it.
162 * toplev.c (rest_of_compilation): Set it.
163 * dwarf2out.c (dwarf2out_begin_prologue): Use it.
165 2000-03-09 Zack Weinberg <zack@wolery.cumb.org>
167 * cpphash.c (collect_formal_parameters): strncmp returns 0 for
168 match. (cpp_compare_defs): Count the nul separator when
169 advancing over argument names.
171 2000-03-09 Bernd Schmidt <bernds@cygnus.co.uk>
173 * recog.c (preprocess_constraints): Matching constraints affect
174 same alternative/different operand, not same operand/different
177 * reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
178 register and a constant specially.
180 2000-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
182 * libgcc2.h: New file.
183 * libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
185 Wed Mar 8 16:19:42 2000 Jim Wilson <wilson@cygnus.com>
187 * configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
188 * configure: Regenerate.
191 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
193 * Makefile.in (LIBCPP_DEPS): New macro.
194 (cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
196 * cpperror.c: Include cpphash.h.
197 * cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS
199 (lex): Don't use CPP_WARN_UNDEF.
200 (_cpp_parse_expr): Return an int, the truth value.
201 * cppfiles.c: Include cpphash.h.
202 (_cpp_merge_include_chains): Move to cppinit.c and make static.
203 * cppinit.c (include_defaults_array): Disentangle.
204 (cpp_cleanup): Don't free the if stack here.
205 (cpp_finish): Pop off all buffers, not just one.
206 * cpplib.c (eval_if_expr): Return int.
207 (do_xifdef): Rename do_ifdef.
208 (handle_directive): Don't use CPP_PREPROCESSED.
209 (cpp_get_token): Don't use CPP_C89.
210 * fix-header.c: Don't use CPP_OPTIONS.
212 * cpplib.h: Move U_CHAR, enum node_type, struct
213 file_name_list, struct ihash, is_idchar, is_idstart,
214 is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
215 CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
216 CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
217 CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
218 CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
219 of _cpp_simplify_pathname, _cpp_find_include_file,
220 _cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
221 Move struct if_stack to cpplib.c. Move struct cpp_pending to
223 Change all uses of U_CHAR to be unsigned char instead.
224 Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.
226 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
228 * dwarf2out.c (dw_fde_struct): Add 'nothrow'.
229 (dwarf2out_begin_prologue): Set it.
230 (output_call_frame_info): Don't emit EH unwind info for leaves.
232 * flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
233 can occur outside of an EH region.
234 * except.c: Correct comments about rethrow behavior.
235 (rethrow_symbol_map): Do nothing if !flag_new_exceptions.
237 2000-03-08 Andrew MacLeod <amacleod@cygnus.com>
239 * flow.c (make_edges): Always call make_eh_edge for calls.
241 2000-03-08 Zack Weinberg <zack@wolery.cumb.org>
243 * cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
244 (struct cpp_buffer): Remove fname and underflow fields.
245 (struct cpp_reader): Remove get_token field.
246 (struct include_hash): Rename to struct ihash. Add typedef to
248 (struct if_stack): Remove fname field.
249 (IF_STACK_FRAME): Rename to IF_STACK.
251 * cpperror.c (print_containing_files): Trust that there are no
252 macro buffers below the top file buffer.
253 * cppfiles.c: Replace all references to 'struct include_hash'
254 with 'IHASH'. Rename initialize_input_buffer to
255 init_input_buffer. Don't set or reference cpp_buffer->fname,
256 use buffer->ihash->name instead.
257 * cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL
259 * cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
260 IF_STACK_FRAME, IHASH not struct include_hash.
261 * cpplib.c: Rename eval_if_expression to eval_if_expr. Remove
262 null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not
263 struct include_hash, NULL not CPP_NULL_BUFFER. Remove all
264 references to cpp_buffer->fname (delete entirely, or use
265 ->ihash->name instead) and IF_STACK->fname.
266 (cpp_push_buffer): Don't set new->underflow.
267 (do_include): Use cpp_file_buffer.
269 * cpphash.c (collect_formal_parameters): Remove duplicate
270 increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is
271 used as a macro argument name. Don't append "..." to namebuf
272 for varargs macros. After we're done scanning, go through
273 namebuf and make it NUL separated, not comma separated.
274 (_cpp_compare_defs): Remove register tag from variables.
275 Expect defn->argnames to be NUL separated.
276 (_cpp_dump_definition): Expect defn->argnames to be NUL
277 separated and in forward order.
278 * cpphash.h: Update documentation of argnames field.
280 2000-03-08 Richard Henderson <rth@cygnus.com>
282 * builtins.c (expand_builtin_strlen): Be prepared for strlensi
283 to fail. Don't pre-expand the source operand.
285 * i386.md (strlensi): Initialize eoschar and align before use.
287 2000-03-08 Jason Merrill <jason@casey.cygnus.com>
289 * expr.c (expand_expr, case ARRAY_REF): Still check for missing
292 2000-03-08 Gavin Romig-Koch <gavin@cetus.cygnus.com>
294 * mips.c (mips_expand_prologue): If the last
295 named argument is the vararg marker "va_list", treat it as
298 2000-03-08 Clinton Popetz <cpopetz@cygnus.com>
300 * dbxout.c (dbxout_parms): When correcting for promoted
301 big-endian parameters, use the mode of the DECL_RTL rather
304 2000-03-08 Nathan Sidwell <nathan@codesourcery.com>
306 * c-common.h (make_fname_decl): Declare.
307 * c-common.c (make_fname_decl): Define.
308 (declare_hidden_char_array): Remove.
309 (declare_function_name): Use make_fname_decl.
310 * c-decl.c (c_make_fname_decl): New function.
311 (init_decl_processing): Set make_fname_decl.
313 Tue Mar 7 23:50:31 2000 Jeffrey A Law (law@cygnus.com)
315 * cccp.c (handle_directive): Initialize backslash_newlines_p.
317 2000-03-07 Philipp Thomas <pthomas@suse.de>
319 * po/POTFILES.in: Remove cppalloc.c from file list.
321 2000-03-07 Steve Chamberlain <sac@pobox.com>
323 * pj.c (pj_expand_prologue): current_function->args_info is
324 now current_function_args_info.
326 * pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
327 LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
328 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.
330 2000-03-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
332 * config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
333 output as hexadecimal rather than the default octal.
335 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
337 * cpphash.c (special_symbol): Fix thinko in previous commit.
339 2000-03-07 Neil Booth <NeilB@earthling.net>
341 * cppexp.c (struct operation, left_shift, right_shift,
342 cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
343 "int"s to "unsigned int"s.
344 * cpplib.c (detect_if_not_defined, do_assert, do_unassert):
346 * cpplib.h: Update for above.
347 * mkdeps.c (deps_init, deps_calc_target): Cast pointers
348 returned from allocations.
350 * cppinit.c (opt_comp, parse_options): New functions.
351 (handle_option): Use parse_option to parse a single command
352 line option, that possibly takes an argument.
353 (cpp_handle_options): Sort the array of command line options on
354 first invocation (non-ASCII hosts only).
355 (print_help): Update.
357 2000-03-07 Zack Weinberg <zack@wolery.cumb.org>
359 * mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
360 backslash counting loops. Problem noted by Matt Kraai <kraai@ghs.com>.
362 * cppfiles.c (_cpp_find_include_file): Make sure ih->name is
364 * cppinit.c (cpp_cleanup): Free imp->nshort also.
366 * cpperror.c (cpp_print_containing_files,
367 cpp_print_file_and_line, v_cpp_message): Rename to
368 print_containing_files, print_file_and_line, and v_message.
369 * cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
370 to _cpp_parse_expr, parse_escape, and lex.
371 (parse_charconst): Remove broken multibyte support.
372 * cppfiles.c (include_hash): Make static.
373 (cpp_included): New function.
374 (merge_include_chains, find_include_file, finclude,
375 simplify_pathname): Rename to _cpp_merge_include_chains,
376 _cpp_find_include_file, _cpp_read_include_file, and
377 _cpp_simplify_pathname.
378 * cpphash.c (cpp_lookup, free_definition, delete_macro,
379 cpp_install, create_definition, macroexpand, compare_defs,
380 dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
381 _cpp_delete_macro, _cpp_install, _cpp_create_definition,
382 _cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
383 * cppinit.c (cpp_handle_option): Rename to handle_option, make
385 * cpplib.c: Remove extern prototype of cpp_parse_expr.
387 * cpphash.h: Update prototypes.
388 * cpplib.h: Likewise. Prototype _cpp_parse_expr here.
390 2000-03-07 Andrew Haley <aph@cygnus.com>
392 * config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
393 PTRDIFF_TYPE should be based solely on Pmode.
396 2000-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
398 * rtl.h (rtunion_def): Constify member `rtstr'.
399 (emit_line_note_after, emit_line_note, emit_line_note_force,
400 emit_note, decode_asm_operands): Constify.
402 * cse.c (canon_hash): Likewise.
404 * dbxout.c (dbxout_block): Likewise.
406 * diagnostic.c (file_and_line_for_asm, v_error_for_asm,
407 v_warning_for_asm): Likewise.
409 * dwarfout.c (function_start_label): Likewise.
411 * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
412 emit_line_note_force): Likewise.
414 * final.c (last_filename, asm_insn_count, final_scan_insn,
415 output_source_line): Likewise.
417 * function.h (struct emit_status): Likewise.
419 * gcse.c (hash_expr_1): Likewise.
421 * genattr.c (gen_attr, main): Likewise.
423 * genattrtab.c (struct function_unit, current_alternative_string,
424 write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
425 attr_numeral, check_attr_test, check_attr_value,
426 convert_set_attr_alternative, convert_set_attr,
427 compute_alternative_mask, simplify_by_exploding, gen_attr,
430 * genflags.c (gen_insn): Likewise.
432 * gengenrtl.c (type_from_format): Likewise.
434 * genopinit.c (gen_insn): Likewise.
436 * genoutput.c (n_occurrences, process_template, process_template):
439 * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
442 * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
445 * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
446 ggc_set_mark, ggc_get_size): Likewise.
448 * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.
450 * optabs.c (init_one_libfunc): Likewise.
452 * output.h (assemble_start_function): Likewise.
454 * recog.c (decode_asm_operands): Likewise.
456 * toplev.c (rest_of_compilation): Likewise.
458 * tree.h (emit_line_note_after, emit_line_note,
459 emit_line_note_force): Likewise.
461 * varasm.c (asm_output_bss, asm_output_aligned_bss,
462 asm_emit_uninitialised, assemble_start_function,
463 assemble_variable, const_hash, compare_constant_1,
464 find_pool_constant, mark_constant_pool, assemble_alias): Likewise.
466 * xcoffout.h (DBX_FINISH_SYMBOL): Likewise.
468 * alpha/alpha.md (call_vms, call_value_vms): Likewise.
470 * arm/aof.h (ASM_OUTPUT_ASCII): Likewise.
472 * arm/aout.h (ASM_OUTPUT_ASCII): Likewise.
474 * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
475 arm_dllimport_name_p): Likewise.
477 * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
480 * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.
482 * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
484 * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
485 arm_mark_dllexport, arm_mark_dllimport,
486 arm_pe_encode_section_info): Likewise.
488 * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
489 ASM_FINISH_DECLARE_OBJECT): Likewise.
491 * arm/thumb.c (thumb_function_prologue): Likewise.
493 * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.
495 * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
497 * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.
499 * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.
501 * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.
503 * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
505 * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
506 ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.
508 * i386/i386-protos.h (asm_output_function_prefix): Likewise.
510 * i386/i386.c (asm_output_function_prefix): Likewise.
512 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
514 * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
516 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
518 * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
519 ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
520 ASM_OUTPUT_SECTION_NAME): Likewise.
522 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
524 * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.
526 * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
528 * m32r/m32r.c (m32r_encode_section_info): Likewise.
530 * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
532 * mcore/mcore.c (mcore_encode_section_info): Likewise.
534 * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
536 * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
538 * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
540 * mips/mips.h (ASM_OUTPUT_IDENT): Likewise.
542 * mips/mips.md (movdi, movsi): Likewise.
544 * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
546 * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
548 * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
550 * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
551 ASM_OUTPUT_ASCII): Likewise.
553 * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
554 output_mi_thunk, output_toc): Likewise.
556 * rs6000/rs6000.md (movsi): Likewise.
558 * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
560 * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.
562 * v850/v850.c (print_operand, print_operand_address,
563 v850_encode_data_area): Likewise.
565 2000-03-07 Clinton Popetz <cpopetz@cygnus.com>
567 * config/mips/mips.md (zero_extendsidi2): Always force operand
568 one to memory for mips16.
570 Mon Mar 6 15:22:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
572 * tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
573 (struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
574 (attribute_hash_list, type_hash_canon): hashcode is now unsigned.
575 (type_hash_lookup, type_hash_add, type_hash_list): Likewise.
576 (min_precision): Result is unsigned.
577 (add_double, neg_double, mul_double): Low word is unsigned.
578 (lshift_double, rshift_double, lrotate_double): Likewise.
579 (rrotate_double, div_and_round_double): Likewise.
580 (tree_floor_log2, compare_tree_int): New functions.
581 (preserve_rtl_expr_temps): New declaration.
582 * c-common.c (declare_hidden_char_array): Use compare_tree_int.
583 (decl_attributes): Use tree_log2 to find alignment.
584 Check for TREE_INT_CST_HIGH for format args.
585 (min_precision): Now unsigned.
587 (truthvalue_conversion): Delete long-disabled code.
588 * c-decl.c (finish_struct): Clean up tests on field width.
589 (finish_function): Use compare_tree_int.
590 * c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
591 * c-typeck.c (comptypes): Use tree_int_cst_equal.
592 (default_conversion, digest_init): Use compare_tree_int.
593 (build_binary_op): Use integer_all_onesp and compare_tree_int.
594 Fix type errors in forming masks.
595 * calls.c (initialize_argument_information): Use compare_tree_int.
596 * dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
597 * except.c (expand_eh_region_start_tree): Use compare_tree_int.
598 * expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
599 (store_field): Use compare_tree_int.
600 (expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
601 (expand_expr, case ARRAY_REF): Use compare_tree_int.
602 (do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
603 (do_store_flag): Use compare_tree_int.
604 * fold-const.c (encode, decode): Low part is always unsigned.
605 (force_fit_type, add_double, neg_double, mul_double): Likewise.
606 (lshift_double, rshift_double, lrotate_double): Likewise.
607 (rrotate_double, div_and_round_double, int_const_binop): Likewise.
608 (fold_convert): Use compare_tree_int.
609 (operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
610 (invert_truthvalue, case INTEGER_CST): Likewise.
611 (fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
612 * mkdeps.c (deps_dummy_targets): Make I unsigned.
613 * rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
614 (lshift_double, rshift_double, lrotate_double, rrotate_double):
616 * stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
617 (expand_end_case): Use compare_tree_int.
618 (estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
619 * stor-layout.c (mode_for_size_tree): Use compare_tree_int.
620 (layout_decl): Likewise.
621 (layout_record, layout_union): Make sizes unsigned.
622 (layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
623 (layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
624 * tree.c (struct type_hash): hashcode is unsigned.
625 (build_type_attribute_variant, type_hash_list): Likewise.
626 (type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
627 (attribute_hash_list, build_array_type, build_method_type): Likewise.
628 (build_complex_type): Likewise.
629 (real_value_from_int_cst): Remove unneeded casts.
630 (integer_all_onesp): Add casts.
631 (tree_floor_log2, compare_tree_int): New functions.
632 (build_index_type): Use tree_int_cst_sgn.
633 * varasm.c (assemble_variable): Use compare_tree_int.
635 2000-03-06 Jason Merrill <jason@casey.cygnus.com>
637 * cpphash.c (collect_expansion): Also catch ## at start of macro.
639 * varasm.c (make_decl_rtl): Don't add a number to members of
641 (make_function_rtl): Likewise.
643 2000-03-06 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
645 * gcse.c (compute_can_copy): Adjust if/else blocks from rth's
646 patch from 2000-01-28.
648 2000-03-06 Clinton Popetz <cpopetz@cygnus.com>
650 * config/sh/sh.c: (barrier_align): Handle a delay slot that is
651 filled with an insn from the jump target.
653 2000-03-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
655 * config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
656 (c4x_external_ref): Likewise.
657 * config/c4x/c4x.c (struct name_list): Likewise.
659 1999-12-16 Ben Collins <bcollins@debian.org>
661 * Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
662 argument to genmultilib.
663 * genmultilib: accept new MULTILIB_EXCLUSIONS option and output
664 the contents into the multilib.h header.
665 * gcc.c: Declare multilib_exclusions for the specs file.
666 (set_multilib_dir): Use it.
667 (print_multilib_info): Likewise.
668 * t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
669 to pass to genmultilib.
671 2000-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
673 * builtins.c (built_in_class_names, built_in_names): Constify a
676 * gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
678 (_mcleanup): Ensure value matches format specifier in sprintf.
680 * cpphash.c (special_symbol): Don't needlessly cast away
683 * cppinit.c (base_name): Delete unused prototype.
685 * mkdeps.c (deps_init): Make definition K&R safe.
687 * tree.h (built_in_class_names, built_in_names): Constify a
690 2000-03-06 Jakub Jelinek <jakub@redhat.com>
692 * config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
693 floating point instructions for epilogue delay.
695 * config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
696 to gas if it supports .register pseudo.
698 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
699 LONG_DOUBLE_TYPE_SIZE if not defined.
700 Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
701 LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
703 * gengenrtl.c: Likewise.
704 * print-rtl.c: Likewise.
706 * config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
707 MASK_LONG_DOUBLE_128.
708 * config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
709 * config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
710 * config/sparc/linux64 (TARGET_DEFAULT): Likewise.
711 (SUBTARGET_SWITCHES): Define.
712 (CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
713 with -mlong-double-128.
714 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
715 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
716 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
717 (CC1_SPEC): Include -mlong-double-{64,128} as needed.
718 * config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
719 (CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
720 with -mlong-double-128.
721 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
722 (MAX_LONG_DOUBLE_TYPE_SIZE): Define.
723 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
724 * config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
725 TARGET_LONG_DOUBLE_128): Define.
726 * config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
727 * config/sparc/sparc.c (sparc_override_options): Disallow 64bit
728 long double on TARGET_ARCH64.
730 2000-03-06 Mark Mitchell <mark@codesourcery.com>
732 * function.c (free_temps_for_rtl_expr): Don't free slots
733 that have been pushed into a higher level.
736 2000-03-05 Mark Mitchell <mark@codesourcery.com>
738 2000-03-05 Mark Mitchell <mark@codesourcery.com>
740 * basic-block.h (ALLOCA_REG_SET): Remove.
741 (INITIALIZE_REG_SET): New macro.
742 * flow.c (update_life_info): Use it.
743 (calculate_global_regs_live): Likewise.
744 (propagate_block): Likewise.
745 * global.c (build_insn_chain): Likewise.
746 * haifa-sched.c (schedule_region): Likewise.
748 2000-03-05 Stephane Carrez <stcarrez@worldnet.fr>
750 * dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
751 (ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
752 (DWARF_ARANGES_PAD_SIZE): New define.
753 (output_aranges): Use it to pad the address range header.
754 (DWARF_ROUND): Fix for non power of 2 rounding.
756 2000-03-05 Jason Merrill <jason@casey.cygnus.com>
758 * mkdeps.c (deps_calc_target): Remove incorrect 'const'.
760 2000-03-05 Mark Mitchell <mark@codesourcery.com>
762 * tree.def (RTL_EXPR): Update documentation.
763 * tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
764 * expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
765 * function.c (preserve_rtl_expr_temp): New function.
766 (preserve_rtl_expr_temps): Likewise.
767 (preserve_rtl_expr_result): Use it.
770 2000-03-04 Mark Mitchell <mark@codesourcery.com>
772 2000-03-04 Thomas Schuster <Thomas.Schuster@gmx.net>
774 * regmove.c (copy_src_to_dest) Do not create src->dest move
775 for unchanging destination.
777 2000-03-04 Mark Mitchell <mark@codesourcery.com>
779 * function.h (struct sequence_stack): Remove rtl_expr.
780 (struct emit_staus): Likewise.
781 (seq_rtl_expr): Remove.
782 * tree.h (free_temps_for_rtl_expr): Don't declare.
783 (start_sequence_for_rtl_expr): Likewise.
784 * rtl.h (preserve_rtl_expr_result): Likewise.
785 * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
786 (start_sequence_for_rtl_expr): Remove.
787 (push_topmost_sequence): Don't save sequence_rtl_expr.
788 (pop_topmost_sequence): Remove comment about not restoring it.
789 (end_sequence): Don't set seq_rtl_expr.
790 (init_emit): Don't initialize it.
791 (mark_sequence_stack): Don't mark it.
792 (mark_emit_status): Likewise.
793 * except.c (protect_with_terminate): Use
794 start_sequence_for_rtl_expr, not start_sequence.
795 * expr.c (expand_expr, case RTL_EXPR): Don't call
796 preserve_rtl_expr_result or free_temps_for_rtl_expr.
797 * function.c (assign_stack_temp_for_type): Don't set rtl_expr.
798 (preserve_rtl_expr_result): Remove.
799 (free_temps_for_rtl_expr): Likewise.
800 (pop_temp_slots): Likewise.
801 (mark_temp_slot): Don't mark the rtl_expr.
802 * stmt.c (expand_start_stmt_expr): Use start_sequence, not
803 start_sequence_for_rtl_expr.
805 2000-03-04 Zack Weinberg <zack@wolery.cumb.org>
807 * mkdeps.c, mkdeps.h: New files.
808 * po/POTFILES.in: Add them.
809 * Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
810 (cpplib.o, cppinit.o): Depend on mkdeps.h.
811 (mkdeps.o): New target.
813 * cppfiles.c: Delete deps_output.
814 * cppinit.c: Include mkdeps.h. Delete known_suffixes,
815 OBJECT_SUFFIX, and base_name.
816 (cpp_cleanup): Use deps_free. Free ihash->name when clearing
818 (initialize_dependency_output): Use deps_init,
819 deps_add_target, deps_calc_target, and deps_add_dep. Remove
820 all the unnecessary string bashing.
821 (cpp_finish): Use deps_write. Remove an unnecessary nesting
823 * cpplib.c (do_include): Use deps_add_dep.
824 * cpplib.h (struct cpp_reader): Replace deps_buffer,
825 deps_allocated_size, deps_size, deps_column members with
826 single pointer to a struct deps. Delete prototype of
829 * cppinit.c: Fix thinko in previous patch.
831 Sat Mar 4 11:32:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
833 * machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
834 * stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
835 (mode_for_size_tree): New function.
836 (layout_decl, layout_type): Call it and clean up BLKmode checks.
837 * tree.h (mode_for_size_tree): New declaration.
839 * toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.
841 2000-03-04 Jason Merrill <jason@casey.cygnus.com>
843 * stmt.c (is_body_block): Move...
844 * dwarfout.c, dwarf2out.c: ...from here.
845 * tree.h: Declare it.
846 * emit-rtl.c (remove_unncessary_notes): Don't remove the body block.
847 * final.c (final_start_function): Do call remove_unnecessary_notes
850 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
852 * config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.
854 * cpplib.h (_dollar_ok): New macro.
855 (is_idchar, is_idstart): Use it.
856 (IStable): Rename to _cpp_IStable. Declare it const if
857 gcc >=2.7 or C99. Delete all references to FAKE_CONST.
858 (is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
859 is_space): Update for renamed IStable.
861 * cppinit.c: Delete all references to FAKE_CONST and CAT
862 macros. Define init_IStable as empty macro if gcc >=2.7 or
863 C99. Change TABLE() to ISTABLE and hardcode name of table.
864 (cpp_start_read): Don't change the IStable based on
867 * cpphash.c (unsafe_chars): Add pfile argument. All callers
868 changed. Handle '$' for char1 correctly.
869 * cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.
871 * cppexp.c (tokentab2): Make const.
872 (cpp_lex): Make toktab const.
873 * cppinit.c (include_defaults_array): Make const.
874 (initialize_standard_includes): Make default_include const.
876 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
878 * dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
879 (dwarf2out_decl): Functions can now have DECL_IGNORED_P.
880 (gen_decl_die): Likewise.
881 * dwarfout.c (dwarfout_file_scope_decl): Likewise.
882 (output_decl): Likewise.
884 * varasm.c (make_function_rtl): If we change the name used in the
885 rtl, update DECL_ASSEMBLER_NAME accordingly.
886 (make_decl_rtl): Likewise.
888 * toplev.c (rest_of_compilation): Tweak formatting.
890 * toplev.c (rest_of_compilation): find_loop_tree_blocks before
891 remove_unnecessary_notes.
892 (debug_ignore_block): New fn.
893 * toplev.h: Declare it.
894 * emit-rtl.c (remove_unncessary_notes): Call it.
895 * dwarf2out.c (dwarf2out_ignore_block): New fn.
896 * dwarf2out.h: Declare it.
897 * final.c (final_start_function): Don't call remove_unnecessary_notes
898 if we did insn scheduling.
900 2000-03-03 Zack Weinberg <zack@wolery.cumb.org>
902 * cppinit.c (cpp_handle_option): Set opts->pedantic directly.
903 * cpplib.h: Delete SET_CPP_PEDANTIC.
905 Fri Mar 3 14:56:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
907 * expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
908 result is a RECORD_TYPE.
910 2000-03-03 Jonathan Larmour <jlarmour@cygnus.co.uk>
912 * mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.
914 2000-03-03 Richard Henderson <rth@cygnus.com>
916 * alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
917 addition over compliments over shifts.
919 Fri Mar 3 12:49:28 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
921 * reload1.c (reload_combine_note_use): Handle return register USEs.
922 REG case: Handle multi-hard-register hard regs.
924 Fri Mar 3 07:38:34 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
926 * md.texi: Document use of '*' in insn pattern name.
928 2000-03-03 Jason Merrill <jason@casey.cygnus.com>
930 * calls.c (special_function_p): operator new may not be malloc-like.
932 * gcse.c (dump_hash_table): Really fix error in last change.
934 2000-03-02 Denis Chertykov <denisc@overta.ru>
936 * avr.c (print_operand): Use print_operand_address instead of
938 * avr/libgcc.S: Cleanup code.
940 2000-03-02 Richard Henderson <rth@cygnus.com>
942 * alpha.c (alpha_emit_set_const_1): Also try c + small constant.
944 2000-03-02 Mark Mitchell <mark@codesourcery.com>
946 * tree.h (TYPE_ALIGN_UNIT): New macro.
948 2000-03-02 Clinton Popetz <cpopetz@cygnus.com>
950 * i386.c: (constant_call_address_operand): Reject CONST_INT.
952 2000-03-02 Jason Merrill <jason@casey.cygnus.com>
954 * cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
956 (SET_CPP_PEDANTIC): New macro.
957 * cpplib.c (do_include): Don't bother checking system_header_p.
958 (do_warning, do_ident, do_assert, do_unassert): Likewise.
959 * cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.
961 * function.h (struct expr_status): Add x_arg_space_so_far.
962 (arg_space_so_far): New macro.
963 * expr.c (init_expr): Initialize it.
964 * calls.c (emit_call_1): Reset it.
965 (compute_argument_block_size, expand_call): Use it.
966 (expand_call, store_one_arg): Increment it.
968 Thu Mar 2 17:27:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
970 * varasm.c (output_constant): Strip off a CONVERT_EXPR to
973 2000-03-02 Zack Weinberg <zack@wolery.cumb.org>
975 * cppfiles.c (cpp_read_file): New function.
977 * cpphash.c (collect_expansion): Make sure to reset last_token
978 to NORM when we hit a string. Handle trailing whitespace
979 properly when the expansion is empty.
980 (create_definition): Disable line commands while parsing the
982 (dump_definition): If pfile->lineno == 0, output a line
983 command ahead of the dump, and add a trailing newline.
985 * cppinit.c (append_include_chain): Add fifth argument, which
986 indicates whether or not system headers are C++ aware.
987 (initialize_standard_includes): New function,
988 broken out of read_and_prescan. Pass 'cxx_aware' value from
989 the include_defaults_array on to append_include_chain.
990 (dump_special_to_buffer): Const-ify char array.
991 (builtin_array): Don't dump __BASE_FILE__.
992 (cpp_start_read): Use cpp_read_file. Reorder code for
993 clarity. Don't output line commands here for -D/-A/-U
994 switches. Don't call deps_output for files included with
995 -include or -imacros.
997 * cpplib.c (do_define): Don't pay any attention to the second
999 (cpp_expand_to_buffer): Disable line commands while scanning.
1000 (output_line_command): Work in the file buffer.
1001 * cpplib.h: Remove no_record_file flag from struct cpp_reader.
1002 Fix formatting of comments. Prototype cpp_read_file.
1004 Thu Mar 2 13:29:46 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1006 * c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
1007 reference the language-equivalent of sizetype.
1008 * c-typeck.c (comptypes): Treat sizetype like its language equivalent.
1009 * fold-const.c (size_binop, size_diffop): Put back checks.
1010 * gcse.c (dump_hash_table): Fix minor error in last change.
1011 * stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
1012 Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
1015 Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <jh@suse.cz>
1017 * calls.c (expand_call) Do not attempt to combine stack adjustments
1018 with inhibit_defer_pop set.
1020 2000-03-01 Mark Mitchell <mark@codesourcery.com>
1022 * stor-layout.c (layout_decl): Allow front-ends to explicitly set
1023 the DECL_SIZE for a FIELD_DECL.
1025 2000-03-01 Bruce Korb <bkorb@gnu.org>
1027 * fixinc/inclhack.tpl: remove unused symlinks
1028 * fixinc/README: GCC Maintainer info
1029 * fixinc/inclhack.sh: regen
1030 * fixinc/fixincl.sh: regen
1032 2000-03-01 Zack Weinberg <zack@wolery.cumb.org>
1034 * cpphash.c (collect_expansion): Trim trailing white space
1035 from macro definitions, but don't go past the last insertion
1038 Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <jh@suse.cz>
1040 * i386.md (mulqi3): New pattern.
1042 2000-02-29 Zack Weinberg <zack@wolery.cumb.org>
1044 * cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
1046 (struct cpp_reader): Add parsing_if_directive and
1047 parsing_define_directive flags.
1048 (struct cpp_options): Remove output_conditionals flag.
1049 (check_macro_name): Delete prototype.
1051 * cpphash.h (struct macrodef): Delete.
1052 (struct reflist): Separate from struct definition.
1053 (struct definition): Remove unused fields. Add column number.
1054 (create_definition): Returns a DEFINITION *. Takes a
1055 cpp_reader * and an int.
1057 * cpphash.c (SKIP_WHITE_SPACE): Delete.
1058 (PEEKC): Copy defn from cpplib.c.
1059 (rest_extension, REST_EXTENSION_LENGTH): Delete.
1061 (struct arglist): Simplify.
1062 (collect_expansion): Rewrite. Get tokens by calling
1063 cpp_get_token. Add more error checking.
1064 (collect_formal_parameters): New function, broken out of
1065 create_definition and reworked to use get_directive_token.
1066 (create_definition): All real work is now in collect_expansion
1067 and collect_formal_parameters. do_define handles finding the
1068 macro name. Return a DEFINITION, not a MACRODEF.
1069 (macroexpand): Replace bcopy with memcpy throughout. Replace
1070 character-at-a-time copy loop with memcpy and pointer increments.
1071 (compare-defs): d1->argnames / d2->argnames might be null.
1073 * cpplib.c (copy_rest_of_line): Delete function.
1074 (skip_rest_of_line): Do all the work ourselves.
1075 (skip_string): New function.
1076 (parse_string): Use skip_string.
1077 (get_macro_name): New function.
1078 (check_macro_name): Delete.
1079 (copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
1080 (cpp_skip_hspace): Use CPP_BUMP_LINE.
1081 (handle_directive): ICE if we're called on a macro buffer.
1082 (do_define): Determine macro name and type (funlike/objlike)
1083 here. Expunge all uses of MACRODEF.
1084 (cpp_push_buffer): Set line_base to NULL.
1085 (do_undef, read_line_number): Don't worry about getting a POP token.
1086 (eval_if_expression): Set/reset parsing_if_directive around
1087 cpp_parse_expr. Don't clear only_seen_white.
1088 (skip_if_group): Remove output_conditionals logic. Use
1090 (cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
1091 tokens under appropriate conditions.
1092 (cpp_unassert): Call do_unassert not do_assert. Oops.
1094 * cppexp.c (parse_defined): New function, break out of
1096 (cpp_lex): We now get CPP_ASSERTION tokens and can check them
1097 ourselves, with cpp_defined.
1098 * cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.
1100 * gcc.dg/20000209-2.c: Turn off -pedantic-errors.
1101 * gcc.dg/strpaste-2.c: New.
1103 2000-02-29 Mark Mitchell <mark@codesourcery.com>
1105 * fold-const.c (size_binop): Don't asert inputs are the same and
1106 have TYPE_IS_SIZETYPE set.
1107 (size_diffop): Likewise.
1109 2000-02-29 Jason Merrill <jason@casey.cygnus.com>
1111 * dwarfout.c (output_block): Output abstract blocks even if they
1112 don't have TREE_ASM_WRITTEN set.
1114 * calls.c (emit_library_call): Check for null REG.
1116 2000-03-01 Martin von Loewis <loewis@informatik.hu-berlin.de>
1118 * c-decl.c (current_function_decl): Move to toplev.c.
1119 (init_decl_processing): Don't add current_function_decl as a ggc
1121 * dbxout.c (dbxout_symbol): Change return type to int.
1122 (dbxout_symbol_location, dbxout_syms): Likewise.
1123 (dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
1124 any locals. Use current_function_func_begin_label if set.
1125 * dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
1126 * dwarf2out.c (dwarf2out_begin_prologue): Set
1127 current_function_func_begin_label.
1128 * final.c (final_start_function): Reset it.
1129 * toplev.c (current_function_decl): Define it here.
1130 (current_function_func_begin_label): New variable.
1131 (main): Add both as ggc roots.
1132 * tree.h (current_function_func_begin_label): Declare.
1134 Tue Feb 29 14:07:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1136 * gcse.c: Cleanups throughout: mostly white-space, but also
1137 some minor rearrangement of code.
1139 Tue Feb 29 10:45:59 2000 Jeffrey A Law (law@cygnus.com)
1141 * calls.c (emit_library_call): Do not abort if FUNCTION_ARG
1142 returns a PARALLEL. Use emit_group_load and use_group_regs
1144 (emit_library_call_value): Similarly.
1146 * pa/t-pa: Use quadlib.c instead of quadlib.asm.
1147 * pa/quadlib.asm: Remove.
1148 * pa/quadlib.c: New file.
1150 * configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
1151 * configure: Rebuilt.
1153 2000-02-29 Philip Blundell <pb@futuretv.com>
1155 * config/arm/conix-elf.h: New file.
1156 * configure.in (arm*-*-conix*): New configuration.
1157 * configure: Regenerate.
1159 2000-02-28 Jason Merrill <jason@casey.cygnus.com>
1161 * dwarf2out.c (gen_block_die): Output abstract blocks even if they
1162 don't have TREE_ASM_WRITTEN set.
1164 Mon Feb 28 21:07:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1166 * Eliminate DECL_FIELD_SIZE.
1167 * builtins.c (built_in_class_names, built_in_names): New variables.
1168 * c-decl.c (finish_struct): Set specified size in DECL_SIZE.
1169 * expr.c (expand_expr, case COMPONENT_REF): Get field size from
1170 DECL_SIZE, not DECL_FIELD_SIZE.
1171 * print-tree.c (print_node): Remove code that prints extra blank
1172 lines in some cases.
1173 Properly handle inline and builtin function cases.
1174 * stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
1175 * tree.h (built_in_class_named, built_in_names): New declarations.
1176 (union tree_decl): Rename internal unions to u1 and u2 and change
1177 some of their components.
1178 Add new field built_in_class.
1179 (DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
1180 Reflect above changes.
1181 (DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
1182 (DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
1183 * objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
1184 (encode_field_decl): Likewise; also remove obsolete test for bitfield.
1186 2000-02-28 Dmitri Makarov <dim@windriver.com>
1188 * extend.texi: Document ARM's support for long/short calls.
1190 * invoke.texi: Document ARM's -mlong-calls command line switch.
1192 * config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
1193 (arm_encode_call_attribute): Add prototype.
1194 (arm_set_default_type_attribute): Add prototype.
1195 (arm_strip_name_encoding): Add prototype.
1197 * config/arm/arm.c (arm_init_cumulative_args): replace
1198 initialisation og 'long_calls' field with initialisation of
1199 'call_cookie' field.
1200 (enum arm_pragma_enum): New enum.
1201 (arm_pragma_long_calls): New static variable.
1202 (arm_process_pragma): Also process "#pragma long_calls_off".
1203 (arm_valid_type_attribute_p): Accept short_call attribute.
1204 (arm_comp_type_attributes): Check long/short call attributes.
1205 (arm_encode_call_attribute): New function: Encode long_call
1206 or short_call attribute in function name.
1207 (arm_set_default_type_attributes): New function: Assign
1208 default attributes to newly defined type.
1209 (current_file_function_operand): New function: Return true if
1210 the symbol is a function which has already been compiled.
1211 (arm_is_longcall_p): New function: Return true if the
1212 indicated function should be called via a long call.
1213 (arm_get_strip_length): New function. Returns number of
1214 prefix characters to be stripped from a function's name.
1215 (arm_strip_name_encoding): New function. Strip prefix characters
1216 from a function's name.
1218 * config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
1220 (SHORT_CALL_FAG_CHAR): Define.
1221 (LONG_CALL_FAG_CHAR): Define.
1222 (ENCODED_SHORT_CALL_ATTR_P): Define.
1223 (ENCODED_LONG_CALL_ATTR_P): Define.
1224 (ARM_NAME_ENCODING_LENGTHS): Define.
1225 (STRIP_NAME_ENCODING): Define.
1226 (ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
1227 (ARM_ENCODE_CALL_TYPE): Define.
1228 (ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
1229 (ARM_DECLARE_FUNCTION_SIZE): Define.
1230 (SET_DEFAULT_TYPE_ATTRIBUTES): Define.
1232 * config/arm/arm.md (call): Call arm_is_longcall_p to decide
1233 if a long call is needed.
1234 (call_value): Ditto.
1235 (call_symbol): Ditto.
1237 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
1238 ARM_DECLARE_FUNCTION_SIZE.
1240 * config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
1241 (SUBTARGET_NAME_ENCODING_LENGTHS): Define.
1242 (ARM_STRIP_NAME_ENCODING): Undefine.
1243 (STRIP_NAME_ENCODING): Undefine.
1244 (ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
1245 (ASM_DECLARE_FUNCTION_NAME): Ditto.
1246 (ASM_OUTPUT_COMMON): Ditto.
1247 (ASM_DECLARE_OBJECT_NAME): Ditto.
1249 * config/arm/pe.c (arm_dllexport_name_p): Check for
1251 (arm_dllimport_name_p): Ditto.
1252 (arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
1253 (arm_mark_dllimport): Ditto.
1255 Mon Feb 28 22:11:12 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1257 * sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.
1259 2000-02-28 Mark Mitchell <mark@codesourcery.com>
1261 * xcoffout.c (xcoffout_begin_function): Fix typo in previous change.
1263 2000-02-28 Zack Weinberg <zack@wolery.cumb.org>
1265 * tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
1266 * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
1267 NO_BUILTIN_WCHAR_TYPE is not defined.
1268 (CPP_WCHAR_TYPE): Delete.
1269 * cccp.c (main): Don't change wchar_type if cplusplus.
1270 (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.
1272 2000-02-28 Nick Clifton <nickc@cygnus.com>
1274 * config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".
1276 Mon Feb 28 14:21:15 2000 Catherine Moore <clm@cygnus.com>
1278 * config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
1279 (ASM_WEAKEN_LABEL): Define.
1281 Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <jh@suse.cz>
1283 * expr.c (store_constructor): Do not emit USE.
1284 * rtl.h (stupid_life_analysis): Remove.
1286 Mon Feb 28 07:03:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1288 * function.c (number_blocks): Reset next_block_index based on
1289 what debugging format is used, not what is defined.
1291 * lcm.c: Minor reformatting throughout.
1292 (reg_dies, reg_becomes_live): Properly handle multiple hard regs.
1294 * toplev.c (rest_of_compilation): Account for time in
1295 optimize_mode_switching.
1297 * jump.c (jump_optimize_1): Don't call delete_barrier_successors
1298 if only marking labels.
1300 Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <jh@suse.cz>
1302 * calls.c (expand_call): Attempt to combine stack adjustments with
1303 pending stack adjustments.
1305 Mon Feb 28 11:34:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1307 * loop.c (reg_in_basic_block_p): Don't abort when falling through
1308 to the end of the function.
1310 2000-02-27 Mark Mitchell <mark@codesourcery.com>
1312 * emit-rtl.c (remove_unncessary_notes): Remove notes for empty
1314 * final.c (next_block_index): Remove.
1315 (max_block_depth): Likewise.
1316 (pending_blocks): Likewise.
1317 (init_final): Don't initialize them.
1318 (final_start_function): Don't set next_block_index. Set up
1320 (final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
1321 * function.h (number_blocks): New function.
1322 * function.c (get_block_vector): New function.
1323 (identify_blocks): Use it.
1324 (reorder_blocks): Set NOTE_BLOCK.
1325 (number_blocks): New function.
1326 * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
1327 * tree.h (BLOCK_NUMBER): New macro.
1328 (tree_block): Add block_num field.
1329 * dbxout.c (next_block_number): Remove.
1330 (dbxout_init): Don't set it.
1331 (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
1332 set. Use BLOCK_NUMBER, rather than next_block_num, to determine
1334 * toplev.c (rest_of_compilation): Always call
1335 find_loop_tree_blocks. Fix indentation.
1336 * dwarf2out.c (next_block_number): Remove.
1337 (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1338 to determine block numbers.
1339 (gen_inlined_subroutine_die): Likewise.
1340 (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
1341 (decls_for_scope): Don't increment next_block_number.
1342 * dwarfout.c (next_block_number): Remove.
1343 (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
1344 to determine block numbers.
1345 (output_inlined_subroutine_die): Likewise.
1346 (output_block): Only output blocks that have TREE_ASM_WRITTEN set.
1347 (output_decls_for_scope): Don't increment next_block_number.
1348 * sdbout.c (next_block_number): Remove.
1349 (sdbout_block): Use BLOCK_NUMBER.
1350 (sdbout_begin_block): Simplify.
1351 * xcoffout.c (next_block_number): Remove.
1352 (xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
1353 (xcoffout_begin_block): Don't set next_block_number.
1354 (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
1357 Sun Feb 27 16:40:33 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1359 * builtins.c (c_strlen): Use size_diffop and return ssizetype value.
1360 (expand_builtin_strcpy): Pass correct type to size_binop.
1361 (expand_builtin_strcmp): Likewise.
1362 Clean up conditional structure.
1363 * c-decl.c (init_decl_processing): Don't call set_sizetype twice.
1364 (complete_array_type): Don't use size_binop for MAXINDEX.
1365 * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
1366 (c_sizeof_nowarn, c_size_in_bytes): Likewise.
1367 (c_alignof): Use size_one_node.
1368 (build_unary_op): Pass arg of proper type to size_binop.
1369 (really_start_incremental_init, push_init_level): Use sizetype for
1370 constructor{,_bit,_unfilled}_index.
1371 (pop_init_label, output_init_element): Likewise.
1372 (output_pending_init_elements, process_init_element): Likewise.
1373 * calls.c (compute_argument_block_size): Field VAR is ssizetype.
1374 * expr.c (store_expr): Use size_int.
1375 (store_constructor): Use proper types for size_binop args.
1376 (get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
1377 (expand_expr_unaligned): Likewise.
1378 (string_contant): Return object of sizetype.
1379 * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
1380 (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
1381 (ARGS_SIZE_TREE): Pass proper types to size_binop.
1382 * fold-const.c (int_const_binop): Refine when size_int is called.
1383 (fold_convert): Likewise.
1384 (size_int_wide): Rework to take KIND as arg, only take low order
1385 bits, handle new sizetype_tab datatype, and chain entries in
1387 (size_int_type_wide): New function.
1388 (size_binop): Validate types of arguments.
1389 (ssize_binop): Deleted.
1390 (size_diffop): New function.
1391 (extract_muldiv): Only fold division into multiplication for sizetypes.
1392 * function.c (assign_parms): Use size_diffop and make sure
1393 VAR field is of ssizetype; also pass proper type to size_binop.
1394 (locate_and_pad_parm, pad_to_arg_alignment): Likewise.
1395 (round_down): Deleted from here.
1396 * store-layout.c (sizetype_tab): Now an array.
1397 (sizetype_set, early_root_list): New variables.
1398 (variable_size): Use size_one_node.
1399 (round_up): Pass proper type to size_binop.
1400 (round_down): Moved to here and corrected as above.
1401 (layout_record): Pass proper arg types to size_binop.
1402 (layout_type): Likewise.
1403 If sizetype_set is zero, record the type just laid out.
1404 (make_unsigned_type): Don't call set_sizetype;
1405 (make_signed_type): Likewise; also, call fixup_signed_type.
1406 (initialize_sizetypes): New function.
1407 (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
1408 set name of bitsizetype to "bit_size_type".
1409 Fix up type of sizes of all types made before call.
1410 * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
1411 * tree.c (fix_sizetype): Deleted.
1412 (build_common_tree_nodes): Call initialize_sizetypes.
1413 (build_common_tree_nodes_2): Don't call fix_sizetype.
1414 * tree.h (TYPE_IS_SIZETYPE): New macro.
1415 (initialize_sizetype): New declaration.
1416 (enum size_type_kind): New type.
1417 (struct sizetype_tab): Deleted.
1418 (sizetype_tab): Now array; adjust sizetype macros.
1419 (size_diffop, size_int_type_wide): New functions.
1420 (size_int_wide): Change number of args and type; access macros changed.
1421 (ssize_int, sbitsize_int): New macros.
1422 * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
1423 (ROUND_TYPE_SIZE_UNIT): New macro.
1425 2000-02-27 Zack Weinberg <zack@wolery.cumb.org>
1427 * c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.
1429 Sun Feb 27 07:44:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1431 * gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
1432 Mark as possibly unused.
1434 * cse.c (cse_insn): Delete dead code involving tablejump.
1435 Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.
1437 * Makefile.in (libcpp.a): Start by deleting it.
1439 2000-02-27 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1441 * cpplib.h (enum file_change_code): Added rename_file.
1442 * cpplib.c (do_line): If a filename is given, set file_change to
1444 (output_line_command): If file_change is rename_file, always
1445 output a # directive with the file name.
1447 * cpplib.c (do_pragma): Accept #pragma without consecutive token.
1449 2000-02-26 Mark Mitchell <mark@codesourcery.com>
1451 * integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
1452 when copying a PARM_DECL or RESULT_DECL.
1454 2000-02-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1456 * fix-header.c (recognized_function): Also fix prototypes for
1457 functions taking "void".
1459 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1461 * reload1.c (do_output_reload): Check reg_reloaded_valid before
1462 looking at reg_reloaded_contents.
1464 2000-02-26 Zack Weinberg <zack@wolery.cumb.org>
1466 * Makefile.in (STMP_FIXINC): New toggle.
1467 (LIBGCC2_DEPS): Delete all references.
1468 (stmp-headers): Delete target. All references either deleted
1469 or changed to stmp-int-headers.
1470 (all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
1471 (LIBCPP_OBJS): Take out cppalloc.o.
1472 (cppalloc.o): Delete target.
1473 (stmp-int-hdrs): Depend on $(STMP_FIXINC).
1474 (gen-protos, fix-header): Link with libiberty.a.
1475 * build-make: Don't change FIXINCLUDES. Override STMP_FIXINC
1478 * configure.in: Remove refs to strerror.
1479 * acconfig.h: Take out NEED_DECLARATION_STRERROR.
1480 * system.h: Take out strerror stanza.
1482 * cpperror.c (my_strerror): Delete function.
1483 (cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
1484 * cppmain.c (main): Call xmalloc_set_program_name first thing.
1485 * cppalloc.c: Delete file.
1486 * gen-protos.c: Don't provide xrealloc.
1488 * fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
1489 xstrerror throughout.
1491 2000-02-26 Bruce Korb <bkorb@gnu.org>
1493 * fixinc/inclhack.def (undefine_null): the bypass pattern needs to
1494 match for DOS headers, too.
1495 * fixinc/inclhack.sh,fixincl.x: Regenerate.
1497 2000-02-26 Geoff Keating <geoffk@cygnus.com>
1499 * config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default
1500 is right for most ELF targets.
1501 * config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
1502 Let the default file use %U properly.
1503 * config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the
1506 * config/fp-bit.c (pack_d): Properly handle rounding of denormal
1509 Sat Feb 26 09:39:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1511 * toplev.c (documented_lang_options): Correct spelling error.
1512 (decode_d_option, decode_f_option, main): Likewise.
1514 * toplev.c (print_time): Avoid SIGFPE when all_time is zero.
1516 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
1517 to tell assembler it is permitted to expand large constants.
1519 2000-02-25 Mumit Khan <khan@xraylith.wisc.edu>
1521 * protoize.c: (AUX_INFO_SUFFIX): New macro.
1522 (aux_info_suffix): Use.
1523 (SAVE_SUFFIX): New macro.
1525 (munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
1526 (gen_aux_info_file): Use aux_info_suffix instead of ".X".
1527 (edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.
1529 * invoke.texi (Running Protoize): Update documentation.
1531 2000-02-25 Mark Elbrecht <snowball3@bigfoot.com>
1533 * i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.
1535 2000-02-25 John Wehle (john@feith.com)
1537 * rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.
1539 2000-02-25 Anthony Green <green@cygnus.com>
1541 * toplev.c (rest_of_compilation): Rebuild jump labels if
1542 combine_instructions has created a new direct jump.
1543 * combine.c (try_combine): Add new_direct_jump_p argument. Set it
1545 (combine_instructions): Call try_combine with new argument.
1546 Return non-null value when new direct jump instruction is created.
1547 * rtl.h: combine_instructions returns an int.
1549 Fri Feb 25 19:49:08 2000 Jeffrey A Law (law@cygnus.com)
1551 * cse.c (cse_insn): Replace the PATTERN of the insn with an new
1552 jump when changing a computed jump into a jump to a known
1555 Fri Feb 25 19:22:44 2000 Graham Stott <grahams@rcp.co.uk>
1557 * resource.c (mark_referenced_resources): Changed use SET_DEST (...)
1558 to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.
1560 * i386.md (define_expand "clrstrsi"): Fix typo.
1562 Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <rich@microunity.com>
1564 * rtl.texi: Fix typo.
1566 Fri Feb 25 20:02:35 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1568 * sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
1569 UNITS_PER_WORD. Change caller initial_elimination_offset.
1570 (rounded_frame_size): Take into account that argument pushed has
1571 changed. Fix TARGET_ALIGN_DOUBLE problem.
1573 2000-02-25 Geoff Keating <geoffk@cygnus.com>
1575 * haifa-sched.c (schedule_block): Explain the real reason
1576 we delete REG_SAVE_NOTEs on the first insn of a block.
1577 Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.
1579 2000-02-24 Mark Mitchell <mark@codesourcery.com>
1581 * input.h (push_srcloc): New function.
1582 (pop_srcloc): Likewise.
1583 * toplev.c (push_srcloc): Define it.
1584 (pop_srcloc): Likewise.
1586 2000-02-24 Richard Henderson <rth@cygnus.com>
1588 * flow.c (life_analysis): When collecting reg info, clear
1591 Thu Feb 24 22:06:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1593 Fix bug exposed by reload.c no longer rounding the frame
1594 size to BIGGEST_ALIGNMENT:
1595 * sh.c (rounded_frame_size): New function.
1596 (sh_expand_prologue, sh_expand_epilogue): Use it.
1597 (initial_elimination_offset): Likewise.
1599 Thu Feb 24 20:04:11 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1601 Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
1602 * sh-protos.h (sh_need_epilogue): Declare.
1603 * sh.c (sh_need_epilogue_known): New static variable.
1604 (sh_need_epilogue): New function.
1605 (function_epilogue): Clear need_epilogue_known.
1606 * sh.md (return): Split into expander / insn pattern.
1607 Make the expander conditional on ! sh_need_epilogue ().
1609 2000-02-24 Nathan Sidwell <nathan@codesourcery.com>
1611 * machmode.h (get_mode_alignment): Declare.
1612 (GET_MODE_ALIGNMENT): Call it.
1613 * stor-layout.c (get_mode_alignment): New function. Make
1614 sure alignment is always power of 2.
1616 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
1618 * i386.h: Remove useless definition of "I386" and misleading
1621 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
1623 * tree.h (TREE_SET_PERMANENT): New macro. Document conditions
1624 under which TREE_PERMANENT will be set.
1625 * tree.c (make_node, copy_node, make_tree_vec, tree_cons,
1626 build1): Use TREE_SET_PERMANENT.
1627 * print-tree.c (print_node): Don't report value of
1628 TREE_PERMANENT if ggc_p is true.
1630 * c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
1631 decide whether to give a type a new alias set.
1632 * objc/objc-act.c (build_objc_string_object): Never copy the string.
1633 * tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
1634 of value of 'obstack'.
1637 2000-02-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1639 * config/c4x/c4x.c (c4x_process_after_reload): Split all insns.
1641 2000-02-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
1643 * cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
1644 * cpplib.c (cpp_get_token): Produce them.
1645 * cppexp.c (cpp_lex): Handle them.
1647 2000-02-23 Nick Clifton <nickc@cygnus.com>
1649 * config/arm/arm.c (arm_comp_type_attributes): Simply and
1650 comment tests on type attributes.
1652 Wed Feb 23 16:42:21 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
1654 * final.c (shorten_branches): Make value passed to LOOP_ALIGN
1655 conform to documentation.
1656 * sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
1657 to check for special cases.
1658 * sh-protos.h (sh_loop_align): Declare.
1659 * sh.c (sh_loop_align): Define.
1661 2000-02-22 Andrew Haley <aph@cygnus.com>
1663 * config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
1664 (SIZE_TYPE): Is 32 bits when using -mgp32.
1665 (PTRDIFF_TYPE): Ditto.
1667 Wed Feb 23 07:26:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1669 * diagnostic.c (init_output_buffer): Handle case of null PREFIX.
1671 2000-02-23 Zack Weinberg <zack@wolery.cumb.org>
1673 * config/i386/i386.h: If IN_TARGET_LIBS is defined, make
1674 BIGGEST_FIELD_ALIGNMENT a constant.
1676 2000-02-21 Jason Merrill <jason@casey.cygnus.com>
1678 * dwarf2out.c (output_line_info): Put the marker for the end of
1679 the line number info at the actual end.
1680 (gen_struct_or_union_type_die): Use decl_function_context
1681 to check for local classes.
1682 * dwarfout.c (output_type): Likewise.
1684 Tue Feb 22 01:38:57 2000 Jeffrey A Law (law@cygnus.com)
1686 * pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
1687 for arguments with a mode, but no type.
1688 (FUNCTION_ARG_CALLEE_COPIES): Similarly.
1689 * t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
1690 * pa/long_double.h: New file.
1691 * configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
1692 both have 128bit wide long doubles.
1693 * configure: Rebuilt.
1695 2000-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1697 * defaults.h (ASM_OUTPUT_ASCII): Constify a char*.
1699 * flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
1700 fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
1701 (life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.
1703 * haifa-sched.c (rank_for_schedule): Don't cast away const-ness.
1705 * integrate.c (compare_blocks, find_block): Likewise.
1707 * rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.
1709 * rtl.h (set_file_and_line_for_stmt): Constify a char*.
1711 * stmt.c (stmt_status, set_file_and_line_for_stmt,
1712 expand_asm_operands): Likewise.
1714 Mon Feb 21 17:06:27 2000 Jason Eckhardt <jle@cygnus.com>
1716 * predict.c (estimate_probability): Added the pointer heuristic to
1717 the collection of static branch predictors.
1719 2000-02-21 Catherine Moore <clm@cygnus.com>
1721 * config/mips/mips.h (ASM_SPEC): Add -mfix700.
1722 * invoke.texi (-mfix7000): Document.
1724 2000-02-21 Gabriel Dos Reis <gdr@codesourcery.com>
1726 * diagnostic.c (init_output_buffer): Make it possible to output at
1727 least 32 characters if we're given a too long prefix.
1729 2000-02-20 Mark Mitchell <mark@codesourcery.com>
1731 * varasm.c (initializer_constant_valid_p): Call
1732 lang_expand_constant to simplify the constant.
1734 2000-02-20 Bruce Korb <bkorb@gnu.org>
1736 * fixinc/inclhack.def(stdio_va_list):
1737 typedef needs to be disabled.
1738 * fixinc/inclhack.sh: regen
1739 * fixinc/fixincl.x: regen
1741 2000-02-20 Geoff Keating <geoffk@cygnus.com>
1743 * print-rtl.c (print_rtx): Don't print addresses when
1744 flag_dump_unnumbered.
1746 2000-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1748 * sparc.c (sparc_output_scratch_registers): Mark parameter with
1750 (sparc_va_arg, sparc_flat_output_function_prologue,
1751 sparc_flat_output_function_epilogue): Cast value to unsigned in
1753 (sparc_emit_float_lib_cmp): Remove unused variable `cmp'.
1755 * sparc.md: Add default case in switch.
1757 2000-02-19 Richard Henderson <rth@cygnus.com>
1759 * c-typeck.c (add_pending_init): Don't abort for multiple
1760 fields at the same offset.
1761 (pending_init_member): Test the correct member.
1763 2000-02-19 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1765 * except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
1767 (start_catch_handler) : Same.
1769 2000-02-19 Brad Lucier (lucier@math.purdue.edu)
1771 * Makefile.in: Have flow.o depend on $(EXPR_H)
1773 Sat Feb 19 18:43:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1775 * c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
1776 * c-decl.c (duplicate_decls, finish_enum): Likewise.
1777 (finish_decl): Remove -Wlarger-than code from here.
1778 * flags.h (id_clash_len): Now int.
1779 (larger_than_size): Now HOST_WIDE_INT.
1780 * fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
1781 Clean up checking to see if in table.
1782 (make_bit_field_ref): Remove extra parm to bitsize_int.
1783 * ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
1784 * print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
1785 * stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
1786 and for computing size of decl.
1787 * stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
1788 Move -Wlarger-than code to here.
1789 (layout_record): Remove extra arg to bitsize_int.
1790 Set TYPE_BINFO_SIZE_UNIT.
1791 (layout_union): Remove extra arg to bitsize_int.
1792 Use proper type for size of QUAL_UNION.
1793 (layout_type): Remove extra arg to bitsize_int.
1794 * toplev.c (id_clash_len): Now int.
1795 (larger_than_size): Now HOST_WIDE_INT.
1796 (decode_W_option): Clean up id-clash and larger-than- cases.
1797 * tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
1798 (expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
1799 * tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
1800 (struct tree_decl): New field size_unit.
1801 (size_int_wide): No HIGH operand; NUMBER is now signed.
1802 (size_int_2): Deleted.
1803 (size_int, bitsize_int): Don't use it and rework args.
1804 * varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.
1806 Fri Feb 18 20:01:58 2000 Jeffrey A Law (law@cygnus.com)
1808 * pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.
1810 2000-02-18 Geoff Keating <geoffk@cygnus.com>
1812 * invoke.texi (Warning Options): Add an explanation of why
1813 you might want the -Wfloat-equal flag.
1815 Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1817 * bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
1818 * cppinit.c (new_pending_define): Add cast to avoid warning.
1819 * expmed.c (extract_bit_field): Likewise.
1820 * flow.c (enum reorder_skip_type): New type.
1821 (skip_insns_between_blcok): New it.
1822 Rework to avoid warning about possibly undefined variable.
1823 * function.c (assign_parms): Make thisparm_boundary unsigned.
1824 * genrecog.c (write_switch): Cast XWINT result to int.
1825 * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
1826 * mips-tfile.c (init_file): Make two versions of FDR intializer:
1827 one for MIPS and one for Alpha.
1828 (get_tag, copy_object): Add casts to avoid warnings.
1829 * optabs.c (init_one_libfunc): Cast NAME to (char *).
1830 * reload.c (find_reloads): Make TYPE enum reload_type.
1831 * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
1832 * unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
1833 * varasm.c (compare_constant_1): Add cast to avoid warning.
1834 * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
1836 (alpha_expand_unaligned_load, alpha_expand_unaligned_store):
1837 Cast switch operand of size to int.
1838 (alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
1839 * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
1842 2000-02-18 Nick Clifton <nickc@cygnus.com>
1844 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
1845 anything for an alignment of zero.
1847 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
1848 anything for an alignment of zero.
1850 2000-02-18 Martin von Loewis <loewis@informatik.hu-berlin.de>
1852 * gcc.texi (Bug Reporting): Refer to bugs.html.
1853 (Bug Lists): Likewise.
1854 * system.h (GCCBUGURL): New preprocessor define.
1855 * rtl.c (fancy_abort): Use it.
1856 * gcc.c (main): Likewise.
1858 2000-02-18 Richard Henderson <rth@cygnus.com>
1860 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
1861 (life_analysis_1): Subsume into ...
1862 (life_analysis): ... here. Force PROP_REG_INFO off after reload.
1863 Use update_life_info for the relaxation.
1864 (update_life_info): Update REG_BASIC_BLOCK for registers live on
1865 entry and regs_live_at_setjmp.
1866 (set_noop_p): Simplify.
1867 (notice_stack_pointer_modification_1): Renamed from s/_1//.
1868 (record_volatile_insns): Split into ...
1869 (delete_noop_moves): ... here,
1870 (notice_stack_pointer_modification): ... here,
1871 (insn_dead_p): ... and here.
1872 (propagate_block): Don't query INSN_VOLATILE.
1873 (mark_used_regs): Mind !PROP_REG_INFO.
1874 * toplev.c (rest_of_compilation): Call mark_constant_function here,
1875 not in life_analysis.
1877 Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com)
1879 * loop.c (canonicalize_condition): New function,
1880 broken out of get_condition.
1881 (get_condition): Use it.
1882 * expr.h (canonicalize_condition): Prototype it.
1884 * tree.h (tree_int_cst_msb): Declare.
1885 * tree.c (tree_int_cst_msb): New function.
1887 2000-02-17 Mark Mitchell <mark@codesourcery.com>
1889 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
1892 * invoke.texi (-fmessage-length=n): Document.
1894 2000-02-17 Jason Merrill <jason@casey.cygnus.com>
1896 * bitmap.c (bitmap_operation): Don't leak bitmap elements.
1898 2000-02-17 Mark Mitchell <mark@codesourcery.com>
1900 * function.c (thread_prologue_and_epilogue_insns): Put a line note
1903 2000-02-17 Nick Clifton <nickc@cygnus.com>
1905 * config/arm/thumb.c: Replace includes of system headers with
1906 #include "system.h".
1908 2000-02-16 Richard Henderson <rth@cygnus.com>
1910 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
1911 Add crtbeginS.o and crtendS.o.
1912 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
1913 (ENDFILE_SPEC): Use crtendS.o.
1914 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
1916 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
1917 (__do_global_dtors_aux): ... here. Call __cxa_finalize if
1919 (__dso_handle): New variable.
1920 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
1921 bias to __CTOR_END__.
1923 2000-02-16 Richard Henderson <rth@cygnus.com>
1925 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
1927 Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com>
1929 * longlong.h (__clz_tab): Declare as static to match definition.
1931 2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>
1932 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
1933 (XREF_FILE_NAME): Define.
1935 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
1936 (EH_FRAME_SECTION_ASM_OP): Define.
1937 (IDENT_ASM_OP): Define.
1938 (TEXT_SECTION_ASM_OP): Define.
1940 (CTORS_SECTION_ASM_OP): Define.
1941 (CTOR_SECTION_FUNCTION): Use it.
1942 (DTORS_SECTION_ASM_OP): Define.
1943 (DTOR_SECTION_FUNCTION): Use it.
1945 2000-02-16 Zack Weinberg <zack@wolery.cumb.org>
1947 * reg-stack.c (emit_swap_insn): Do not put a new insn before a
1950 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
1951 debug_bb_n): New functions.
1952 (dump_flow_info, print_rtl_with_bb): Use dump_regset.
1953 * basic-block.h: Prototype new functions.
1955 Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru>
1957 * configure.in: Add support for avr target.
1958 * configure: Rebuilt.
1960 * invoke.texi: Add AVR invocation docs.
1961 * install.texi: Add information about AVR.
1962 * md.texi: Add AVR constraint letters description.
1963 * extend.texi: Add description for AVR specific attributes.
1965 2000-02-16 Jason Merrill <jason@casey.cygnus.com>
1967 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
1969 2000-02-16 Nick Clifton <nickc@cygnus.com>
1971 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
1972 (make_insn_raw): Move RTL check here.
1974 2000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1976 * version.c: Include gansidecl.h and version.h.
1978 * version.h: Wrap entire file in macro __GCC_VERSION_H__.
1980 * configure.in (gcc_version): When setting, narrow search to
1981 lines containing `version_string'.
1983 * Makefile.in (mainversion): Likewise.
1984 (GCC_H): New variable.
1985 (gcc.h): Delete target.
1986 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
1987 (version.o): Depend on version.h.
1988 (dbxout.o): Don't depend on gcc.h.
1990 Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com>
1991 Michael Meissner <meissner@cygnus.com>
1993 * md.texi (Simple Constraints): Add item about whitespace.
1994 * genoutput.c (strip_whitespace): New.
1995 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
1996 strip_whitespace for constraints.
1997 Test pointer using NULL, not 0.
1999 2000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2001 * cpplib.c (do_line): Pedwarn for #line > 32767.
2003 * c-lex.c (readescape): Warn about '\x', but do not reject it.
2005 2000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk>
2007 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
2008 to default cpp spec.
2009 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
2010 * cpp.texi: Document __GNUC_PATCHLEVEL__.
2013 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
2016 2000-02-15 Denis Chertykov <denisc@overta.ru>
2018 * configure.in: Add support for avr target.
2020 Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2022 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
2023 (sh_addr_diff_vec_mode): Don't declare.
2024 * sh.c (sh_addr_diff_vec_mode): Delete.
2026 Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2028 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
2030 Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2032 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
2033 (smulsi3_highpart_i): Name.
2034 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
2035 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
2036 (smulsi3_highpart, umulsi3_highpart): Likewise.
2038 (mulsidi3_i, umulsidi3_i): Make rtl describe operation
2039 correctly independent of endianness.
2040 (mulsidi3, umulsidi3): Now define_insn. Hide details that
2041 confuse the optimizers.
2042 (mulsidi3+1, umulsidi3+1): New define_split.
2044 Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com>
2046 * config/sh/sh.md: Guard insn splits against illegal registers.
2047 * config/sh/sh.h: Correct comment about macros.
2049 Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
2050 Andrew MacLeod <amacleod@cygnus.com>
2052 * Makefile.in (lcm.o): Depend on insn-attr.h.
2053 * basic-block.h (optimize_mode_switching): Declare.
2054 * lcm.c (tm_p.h, insn-attr.h): #include.
2055 (seginfo, bb_info): New structs.
2056 (antic, transp, comp, delete, insert) : New file-scope static variables.
2057 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
2058 (reg_becomes_live, optimize_mode_switching): Likewise.
2059 * tm.texi: Add description of mode switching macros.
2060 * toplev.c (rest_of_compilation): Call optimize_mode_switching.
2062 * sh-protos.h (remove_dead_before_cse): Remove prototype.
2063 (fldi_ok, fpscr_set_from_mem): New prototypes.
2064 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
2065 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
2066 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2067 (sh_flag_remove_dead_before_cse): Remove declaration.
2068 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
2069 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
2070 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
2071 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
2072 (barrier_align): Allow for JUMP_INSNS containing a parallel.
2073 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
2074 (fldi_ok): New function.
2075 (get_fpscr_rtx): Add fpscr_rtx as GC root.
2076 (emit_sf_insn): Only generate fpu switches when optimize < 1.
2077 (emit_df_insn): Likewise.
2078 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
2079 (sh_flag_remove_dead_before_cse): Delete.
2080 (get_free_reg, fpscr_set_from_mem): New functions.
2081 * sh.md (movdf, movsf): Remove no_new_pseudos code.
2082 (return): Remove emit_fpscr_use / remove_dead_before_cse calls.
2084 2000-02-15 Loren Rittle <ljrittle@acm.org>
2086 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
2088 2000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
2091 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
2093 * cccp.c: Include version.h and/or don't declare `version_string'.
2094 * collect2.c: Likewise.
2095 * alpha.c: Likewise.
2096 * arm/aof.h: Likewise.
2097 * arm/coff.h: Likewise.
2098 * arm/elf.h: Likewise.
2099 * arm/pe.h: Likewise.
2100 * arm/tcoff.h: Likewise.
2101 * arm/telf.h: Likewise.
2102 * arm/tpe.h: Likewise.
2103 * arm/vxarm.h: Likewise.
2104 * convex/convex.c: Likewise.
2105 * i386/dgux.c: Likewise.
2106 * i386/sun386.h: Likewise.
2107 * m88k/m88k.c: Likewise.
2108 * mcore/mcore-pe.h: Likewise.
2109 * mips/mips.h: Likewise.
2110 * romp/romp.h: Likewise.
2111 * sh/sh.c: Likewise.
2112 * cpphash.c: Likewise.
2113 * cppinit.c: Likewise.
2114 * dwarf2out.c: Likewise.
2115 * dwarfout.c: Likewise.
2118 * mips-tfile.c: Likewise.
2119 * protoize.c: Likewise.
2120 * toplev.c: Likewise.
2123 * version.c (version_string): Constify a char*.
2125 * version.h: New file.
2127 2000-02-14 Nick Clifton <nickc@cygnus.com>
2129 * configure.in: Add mcore-elf and mcore-pe targets.
2130 * configure: Regenerate.
2132 * NEWS: Add note that MCore port has been contributed.
2134 * invoke.texi: Document command line switches for MCore port.
2135 * install.texi: Add MCore to list of supported targets.
2137 2000-02-14 Geoff Keating <geoffk@cygnus.com>
2139 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
2140 then we will need to import the frame handling functions.
2141 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
2142 to import the frames themselves.
2144 Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com>
2145 Jason Eckhardt <jle@cygnus.com>
2147 * basic_block.h: Added prototype for reorder_basic_blocks.
2148 * toplev.c: Changes to add -freorder-blocks and graph dump after
2149 block reordering is done.
2150 * flow.c (reorder_block_def): New structure for use during block
2152 (REORDER_BLOCK_*): New macros to access members of above structure.
2153 (skip_insns_between_block, get_common_dest, chain_reorder_blocks,
2154 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
2155 functions for block reordering.
2157 Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com>
2159 * gcc.texi (Passes): Fix typo.
2160 * md.texi (Standard Names): Ditto.
2161 * tm.texi (Storage Layout): Ditto.
2163 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2165 * cpplib.c (do_define): Only free the old definition if it
2168 2000-02-13 Neil Booth <NeilB@earthling.net>
2170 * cppfiles.c (read_and_prescan): When emitting deferred
2171 newlines, test speccase[] again instead of checking each
2172 possible whitespace character in turn. When we encounter \r,
2173 look behind for \n first, then ahead.
2175 2000-02-13 Zack Weinberg <zack@wolery.cumb.org>
2177 * cse.c (cse_altered): New internal flag.
2178 (cse_insn): Set it if we changed an insn.
2179 (cse_main): Clear cse_altered before each basic block.
2180 Only garbage collect if cse_altered is true afterward.
2182 Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2184 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
2186 Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com)
2188 * combine.c (simplify_comparison): Fix typo.
2190 Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net>
2192 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc
2195 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2197 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing
2198 previously inserted node instead of root node. Caller changed.
2200 2000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2202 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
2204 2000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2206 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
2207 __dereg_frame_dtor): Add prototype argument.
2209 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
2211 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
2213 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
2215 * gthr-vxworks.h (__gthread_once): Likewise.
2217 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
2219 Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz>
2221 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
2222 (ix86_expand_epilogue): ... here. Use mov instead of add to restore
2223 stack pointer in functions w/o saved registers, output LEAVE more often
2224 on TARGET_USE_LEAVE machines.
2226 2000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>
2228 * config/arm/arm.c (arm_init_cumulative_args); New function:
2229 Initlaise the CUMULATIE_ARGS strcuture for a function
2231 (arm_function_arg): New function: Determine where to place a
2232 function's argument. Also handles deciding the function's
2234 (current_file_function_operand): New function: Return true if
2235 the symbol is a function which has already been compiled.
2236 (arm_is_long_call_p): New function: Return true if the
2237 indicated function should be called via a long call.
2238 (arm_valid_type_attribute_p): New function: Return true if the
2239 attribute is a valid, arm specific, attribute.
2240 (arm_comp_type_attribute): New function: Return true if the
2241 two types have compatable, arm specific, attributes.
2243 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
2245 (FUNCTION_ARG): Redefine to call arm_function_arg.
2246 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
2248 (INIT_CUMULATIVE_ARGS): Redefine to call
2249 arm_init_cumulative_args.
2250 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure
2252 (SETUP_INCOMING_VARARGS): Redefine to use correct structure
2254 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
2256 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
2257 (VALID_MACHINE_TYPE_ATTRIBUTE): Define.
2258 (COMP_TYPE_ATTRIBUTES): Define.
2260 * config/arm/arm.md (call): Call arm_is_long_call_p to decide
2261 if a long call is needed.
2262 (call_value): Call arm_is_long_call_p to decide if a long call
2264 (call_symbol): Call arm_is_long_call_p to decide if a long call
2267 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
2269 2000-02-11 Denis Chertykov <denisc@overta.ru>
2271 * README.AVR: New file with information about the avr ports.
2272 * config/avr: New directory with avr port files.
2274 2000-02-11 Andreas Jaeger <aj@suse.de>
2276 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
2278 2000-02-11 Zack Weinberg <zack@wolery.cumb.org>
2280 * cpphash.c: Fix formatting, update commentary.
2281 (dump_definition): Take three separate arguments instead of a
2282 MACRODEF structure argument.
2283 * cpphash.h: Update prototype of dump_definition.
2284 * cppinit.c (cpp_finish): Update call of dump_definition.
2286 * cpplib.c (do_define): Always create new hash entry with
2287 T_MACRO type. Remove redundant check for redefinition of
2288 poisoned identifier. Update call of dump_definition.
2289 (do_undef): Don't call check_macro_name. Rename sym_length to
2291 (do_error, do_warning): Don't use copy_rest_of_line or
2293 (do_warning): Don't use pedwarn for the actual warning,
2294 only the notice about its not being in the standard. (Fixes
2295 bug with #warning in system headers.)
2296 (do_ident): Stricter argument checking - accept only a single
2297 string after #ident. Also, macro-expand the line.
2298 (do_xifdef): Use cpp_defined. De-obfuscate.
2300 (do_pragma): Split out specific pragma handling to separate
2301 functions. Use get_directive_token. Update commentary. Do
2302 not pass on #pragma once or #pragma poison to the front end.
2303 (do_pragma_once, do_pragma_implementation, do_pragma_poison,
2304 do_pragma_default): New.
2306 Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com)
2308 * jump.c (jump_optimize_1): The first operand in a relational
2310 * optabs.c (emit_conditional_move): Handle relationals which
2311 have a known true/false result.
2313 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2315 * function.c (thread_prologue_and_epilogue_insns): Don't insert
2316 a RETURN insn into a block which already ends with a jump.
2318 2000-02-11 Geoff Keating <geoffk@cygnus.com>
2320 * haifa-sched.c (BUF_LEN): Increase a lot.
2322 2000-02-11 Nick Clifton <nickc@cygnus.com>
2324 * configure.in: Add tm_p_file specification for thumb targets.
2325 * configure: Regenerate.
2327 * config/arm/thumb-protos.h: New file: Prototypes for exported
2328 functions defined in thumb.c.
2330 2000-02-11 Robert Lipe <robertl@sco.com>
2332 * Makefile.in (bootstrap-lean): Remove additional files.
2333 (bootstrap2-lean): Likewise.
2334 (VOL_FILES): List of files for above.
2336 2000-02-11 Nathan Sidwell <nathan@acm.org>
2338 * cpphash.c (special_symbol): Remove spurious argument to
2341 2000-02-11 Joel Sherrill (joel@OARcorp.com>
2343 * configure.in: (i*86-*-rtems*): Swapped elf and coff
2345 * configure: Rebuilt.
2347 2000-02-11 Rodney Brown <RodneyBrown@pmsc.com>
2349 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
2351 Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com)
2353 * pa.c, pa.h: Remove trigraph sequences within comments.
2355 Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com>
2357 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
2359 Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu)
2361 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
2363 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2365 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
2367 2000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2369 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
2370 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
2371 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
2372 (ASM_FILE_END): Use c4x_file_end.
2373 * config/c4x/c4x.c (c4x_global_label): New function.
2374 (c4x_external_ref, c4x_file_end): Likewise.
2376 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
2377 (c4x_external_ref, c4x_end_file): Likewise.
2379 2000-02-10 Zack Weinberg <zack@wolery.cumb.org>
2381 * cppexp.c: Don't include cpphash.h.
2382 (parse_charconst, cpp_lex): Use cpp_defined.
2383 (cpp_lex): Use get_directive_token throughout. Remove
2384 unnecessary cases from switch. Move assertion-handling code
2386 (cpp_parse_expr): If we see '+' or '-', check the context to
2387 determine if they are unary or binary operators. Streamline
2388 the jumps a bit. Do not call skip_rest_of_line.
2390 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
2391 static. Export get_directive_token. Update commentary.
2392 (cpp_defined): New function.
2393 (do_define): Remove reference to T_PCSTRING. Call
2394 free_definition to release memory for old definition, when
2396 (eval_if_expression): Set only_seen_white to 0 before calling
2397 cpp_parse_expr. Call skip_rest_of_line after it returns.
2398 (cpp_read_check_assertion): Don't preserve a pointer into the
2399 token buffer across a call to cpp_get_token.
2401 * Makefile.in (cppexp.o): Don't depend on cpphash.h.
2402 * cppfiles.c (redundant_include_p): Use cpp_defined.
2403 * cpphash.c (free_definition): New function.
2404 (delete_macro): Use it. Update commentary.
2405 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
2407 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
2408 from enum node_type. Prototype cpp_defined and get_directive_token.
2409 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
2411 * fix-header.c (check_macro_names): Use cpp_defined.
2412 (read_scan_file): Set inhibit_warnings and inhibit_errors in
2413 the options structure.
2415 2000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2417 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
2419 2000-02-10 Jason Merrill <jason@casey.cygnus.com>
2421 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
2422 rather than die->die_tag.
2424 Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2426 * combine.c (make_extraction, force_to_mode): Avoid warning on
2427 mixed-signedness conditionals.
2428 (make_field_assignment, nonzero_bits): Likewise.
2429 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
2430 (store_split_bit_field, extract_split_bit_field): Likewise.
2431 (extract_fixed_bit_field, store_bit_field,
2432 * expr.c: Change alignment to be unsigned everywhere.
2433 (move_by_pieces, store_constructor_field, store_constructor):
2434 Alignment parm is unsigned.
2435 (emit_block_move, emit_group_load, emit_group_store): Likewise.
2436 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2437 (do_compare_rtx_and_jump): Likewise.
2438 (move_by_pieces_ninsns, clear_by_pieces): Likewise.
2439 Compare align with GET_MODE_ALIGNMENT.
2440 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
2441 (get_inner_reference): Likewise.
2442 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
2443 (expand_assignment): Local vars for alignment now unsigned.
2444 (store_constructor, store_field, expand_expr, do_jump): Likewise.
2445 (do_compare_and_jump): Likewise.
2446 (store_field): Call new function expr_align.
2447 * expr.h (emit_block_move, emit_group_load, emit_group_store):
2448 Alignment arg now unsigned.
2449 (clear_storage, emit_push_insn, compare_from_rtx): Likewise.
2450 (do_compare_rtx_and_jump, store_bit_field): Likewise.
2451 (extract_bit_field): Likewise.
2452 * fold-const.c (add_double): Add cast to eliminate signedness warning.
2453 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
2454 (get_best_mode): Alignment arg is unsigned.
2455 * rtl.h (move_by_pieces): Likewise.
2456 * store-layout.c (maximum_field_alignment, set_alignment):
2458 (layout_decl): Alignment arg is now unsigned.
2459 Remove unneeded casts.
2460 (layout_record, layout_union, layout_type): Remove unneeded casts.
2461 Local alignment variables now unsigned.
2462 (get_best_mode): Alignment arg now unsigned.
2463 * tree.c (expr_align): New function.
2464 * tree.h (expr_align): Likewise.
2465 (maximum_field_alignment, set_alignment): Now unsigned.
2466 (get_inner_reference): Alignment argument is now pointer to unsigned.
2467 * varasm.c (assemble_variable): Add cast to eliminate warning.
2469 Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com>
2471 * expmed.c (store_bit_field): If op0 and fieldmode are the same size,
2472 then store directly into op0.
2474 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
2475 the CALL_INSN, and emit the note immediately after it.
2477 2000-02-10 Nick Clifton <nickc@cygnus.com>
2479 * config/arm/thumb.md (epilogue): Include a (return) in the
2480 generated insn, and emit it using emit_jump_insn not
2483 Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz>
2485 * function.c (assign_temp): Change zero-sized arrays to size 1.
2486 * integrate.c (expand_inline_function): Do not update
2487 stack_alignment_needed
2488 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
2489 add some sanity checking, remove optimization for function with
2492 2000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2494 * flow.c (mark_regs_live_at_end): Delete unused variables.
2496 * ggc-page.c (ggc_page_print_statistics): bzero -> memset.
2498 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
2499 in macro FRAME_GROWS_DOWNWARD.
2501 * stmt.c (expand_end_bindings): Delete unused variable.
2503 * unroll.c (iteration_info): Mark parameter `loop' with
2506 2000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2508 * fixinc/server.c (load_data): Return NULL if the marker line is
2510 (run_shell): If load_data returns NULL, retry the command once, in
2513 * configure: Rebuilt.
2515 2000-02-09 Bruce Korb <bkorb@gnu.org>
2517 * gcc/fixincludes: ** DELETED **
2518 * gcc/fixcpp: ** DELETED **
2519 * gcc/fixinc-nt.sed: ** DELETED **
2520 * gcc/just-fixinc: ** DELETED **
2521 * gcc/Makefile.in: Removed out-dated commentary
2522 * gcc/configure.in: Removed fast-fixincludes disablement.
2523 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
2525 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
2526 * function.c (thread_prologue_and_epilogue_insns): Uncomment
2529 2000-02-09 Richard Henderson <rth@cygnus.com>
2531 * jump.c (delete_insn): Don't delete user labels at -O0.
2533 2000-02-09 Robert Lipe <robertl@sco.com>
2535 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
2536 Don't link with HOST_LIBS.
2538 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2540 * configure.in: Correct --help text for --with-dwarf2.
2541 Put tm-dwarf2.h after other tm files, if it's requested.
2542 * configure: Regenerate.
2543 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
2546 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2548 * cpplib.h: Provide HASHNODE typedef and forward decl of
2549 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
2550 DEFINITION, struct hashnode, struct macrodef, struct
2551 definition, scan_decls prototype, default defn of
2552 INCLUDE_LEN_FUDGE moved elsewhere.
2554 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
2555 definition, and struct hashnode moved here. Remove the unused
2556 'predefined' field from struct definition. Replace the 'args'
2557 union with its sole member. All users updated (cpphash.c).
2558 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
2559 multiple include guard.
2561 * cpphash.c (hashf): Make static; use better algorithm; drop
2562 HASHSIZE parameter; return an unsigned int.
2563 (cpp_lookup): Drop HASH parameter. PFILE parameter is
2564 used. Calculate HASHSIZE modulus here.
2565 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
2567 (create_definition): Drop PREDEFINITION parameter.
2568 * cpplib.c (do_define): Don't calculate a hash value here.
2569 Don't pass (keyword == NULL) to create_definition.
2571 * scan.h: Prototype scan_decls here.
2572 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
2573 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
2574 callers of cpp_lookup and cpp_install updated.
2576 * cpphash.c (macarg): Hoist all the flag diddling out of the
2578 (macroexpand): ... and out of the loop that calls macarg.
2579 Skip over the initial paren before macro arguments with
2580 cpp_get_non_space_token; point may be some distance before
2581 that paren. Abort if it's not there.
2583 * cpplib.c (parse_clear_mark): Delete function.
2584 (parse_set_mark, parse_goto_mark): Make static.
2585 (ACTIVE_MARK_P): New macro.
2586 (skip_block_comment, skip_line_comment): Do not bump the line
2587 if ACTIVE_MARK_P is true.
2588 (cpp_pop_buffer): The buffer to be popped may not have an
2590 (cpp_get_token): When looking for the initial paren before
2591 macro arguments, only set a mark in a file buffer, Always
2592 return to that mark before proceeding to call macroexpand or
2593 return a NAME token.
2595 * cpplib.h: Remove prototypes of parse_set_mark,
2596 parse_clear_mark, parse_goto_mark.
2597 (struct cpp_options): Rename 'put_out_comments' to
2598 'discard_comments' and invert its sense.
2599 * cppinit.c, cpphash.c, cpplib.c: All users of
2600 put_out_comments changed to use discard_comments, with
2603 2000-02-09 Clinton Popetz <cpopetz@cygnus.com>
2605 * function.c (thread_prologue_and_epilogue_insns): Don't delete
2606 the edge from a block that both jumps and falls through to the
2609 2000-02-09 Scott Bambrough <scottb@netwinder.org>
2611 * config/arm/arm.md (movsi): In PIC mode, make sure that a
2612 constant source address is legitimate.
2614 2000-02-09 Philip Blundell <pb@futuretv.com>
2616 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
2619 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
2621 (LEGITIMATE_PIC_OPERAND): Disallow references to labels.
2623 2000-02-09 Zack Weinberg <zack@wolery.cumb.org>
2625 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
2626 ends with a newline and a NUL. Don't be so clever manipulating
2629 Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz>
2631 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
2632 not to BIGGEST_ALIGNMENT.
2634 2000-02-08 Geoff Keating <geoffk@cygnus.com>
2636 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
2637 * dwarf2out.c (dwarf_cfi_name): Print name of new constant.
2638 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
2639 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
2640 * frame.c (execute_cfa_insn): Handle
2641 DW_CFA_GNU_negative_offset_extended.
2643 2000-02-08 Richard Henderson <rth@cygnus.com>
2645 * flow.c (tidy_fallthru_edges): Split out from ...
2646 (delete_unreachable_blocks): ... here.
2647 (find_basic_blocks): Use it.
2649 Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2651 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
2653 2000-02-08 Zack Weinberg <zack@wolery.cumb.org>
2655 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
2656 (gen_protos.o): Don't depend on cpplib.h or cpphash.h.
2657 (fix-header.o): Don't depend on cpphash.h.
2659 * scan.c (hashstr): New function.
2660 * scan.h: Prototype it.
2661 * fix-header.c: Don't include cpphash.h. Use hashstr.
2662 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use
2663 hashstr. Report hash table statistics. Add private
2664 definition of xrealloc.
2666 2000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2668 * i386.h (TARGET_SWITCHES): Fix typo in option name.
2670 2000-02-08 Clinton Popetz <cpopetz@cygnus.com>
2672 * function.c (thread_prologue_and_epilogue_insns): Don't replace
2673 jumps with returns unless they are jumps to the fallthru block.
2675 Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz>
2677 * i386.md (addqi3_cc): Fix contraints.
2679 Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
2681 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
2683 2000-02-07 Mark Mitchell <mark@codesourcery.com>
2685 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
2686 carriage return after a macro name.
2688 2000-02-07 Fred Fish <fnf@be.com>
2690 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
2691 so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
2693 2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
2695 * cppfiles.c (deps_output): Count spacers in deps_column.
2697 2000-02-07 Neil Booth <NeilB@earthling.net>
2699 * cppinit.c (initialize_dependency_output): If there is no
2700 suffix, don't try to look for known suffixes. Use strrchr.
2701 (cpp_start_read): Remove duplicate initialization.
2703 Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz>
2705 * calls.c (compute_argument_block_size): New argument
2706 preferred_stack_boundary.
2707 (expand_call): update cfun->preferred_stack_boundary, update call of
2708 compute_argument_block_size
2709 (emit_library_call): Increate cfun->preferred_stack_boundary
2710 to PREFERRED_STACK_BOUNDARY
2711 (emit_library_call_value): Likewise.
2712 * explow.c (allocate_dynamic_stack_spave): Likewise.
2713 * function.c (prepare_function_start): Set
2714 cfun->preferred_stack_boundary
2715 * function.h (struct function): Add preferred_stack_boundary field.
2716 * integrate.c (expand_inline_function): Update
2717 cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
2718 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
2719 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
2721 2000-02-06 Zack Weinberg <zack@wolery.cumb.org>
2723 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
2724 cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
2725 cpp_pedwarn, cpp_pedwarn_with_line,
2726 cpp_pedwarn_with_file_and_line): Move to cpperror.c.
2727 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
2728 v_cpp_error_with_line, v_cpp_warning_with_line,
2729 cpp_message_from_errno, cpp_perror_with_name): Delete.
2731 * cpperror.c (cpp_print_containing_files): Take starting
2733 (cpp_file_line_for_message): Rename to cpp_print_file_and_line.
2734 (v_cpp_message): Now called directly by all entry points.
2736 (cpp_pfatal_with_name, cpp_message): Delete.
2737 (cpp_notice_from_errno, cpp_ice): New functions.
2738 (cpp_notice): Is now for reporting error conditions, just
2739 without an associated file.
2740 (cpp_error, cpp_error_with_line): Don't do anything if
2741 opts->inhibit_errors is on.
2742 (cpp_pedwarn_with_file_and_line): Take column argument also.
2744 * cpplib.h: Update prototypes of exported functions.
2745 (struct cpp_options): Add inhibit_errors.
2747 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
2748 non-error messages. Include intl.h.
2750 * cppinit.c, cppmain.c: Likewise. Also, use
2751 cpp_notice_from_errno instead of cpp_perror_with_name or
2752 cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
2754 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
2755 report internal errors.
2757 * cpplib.c (do_define): Switch bcopy to memcpy.
2758 Give cpp_pedwarn_with_file_and_line a dummy column argument.
2760 * cpplib.c (copy_rest_of_line): Revert previous change: don't
2761 bail out early if we hit a line comment.
2763 2000-02-06 Richard Henderson <rth@cygnus.com>
2765 * flow.c (flow_delete_insn, make_edge, remove_edge): Export.
2766 * basic-block.h: Declare them.
2767 * emit-rtl.h (active_insn_p): New.
2768 (next_active_insn, prev_active_insn): Use it.
2769 * rtl.h: Declare it.
2770 * function.c (emit_return_into_block): New.
2771 (thread_prologue_and_epilogue_insns): Insert return insns instead
2772 of epilogues when possible.
2773 * jump.c (jump_optimize_1): Remove code to insert a return insn
2774 on the fallthru to the exit block.
2776 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args
2777 and for non-empty stack frames.
2778 * i386.md (return): Expand to return-pop as needed.
2780 2000-02-06 Richard Henderson <rth@cygnus.com>
2782 * simplify-rtx.c (simplify_relational_operation): Canonicalize
2783 constant to op1 for testing.
2785 2000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2787 * config/c4x/c4x.md (*ldi_on_overflow): New pattern.
2788 (fixuns_truncqfqi2): Use it.
2790 2000-02-06 Richard Henderson <rth@cygnus.com>
2792 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
2795 * i386.md (widening and peepholes): Mask the constant instead of
2798 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
2800 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
2801 input pointer before possibly branching off to the backslash
2803 * cpphash.c (macroexpand): Correctly delete \r escapes when
2804 stringifying parameters.
2805 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
2806 if we can; bail out early if we hit a line comment.
2807 (handle_directive): Treat '# 123' in an .S file just like
2808 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
2809 Return 1 for '# not_a_directive'.
2810 (get_directive_token): Pop macro buffers here, so that
2811 cpp_get_token can't sneakily move past a newline.
2813 (cpp_get_token): goto randomchar if handle_directive returns 0.
2815 * cppalloc.c: Update copyright.
2816 * cpplib.c: Merge all the static function prototypes into one
2818 * cpplib.h: Remove #if 0 block.
2820 * cpperror.c: Remove #ifdef EMACS block.
2821 * cppmain.c: Likewise.
2822 * cpphash.c: Remove #if 0 blocks.
2823 * cppinit.c: Remove #if 0 blocks, and the -lint option.
2824 * cpplib.c: Remove #if 0 blocks and code referencing
2825 pcp_inside_if or for_lint. Remove duplicate error message.
2826 Fix error messages for #else after #else or #elif. Reformat.
2827 Remove archaic TODO list.
2828 * cpplib.h: Remove pcp_inside_if and for_lint flags.
2830 2000-02-05 Zack Weinberg <zack@wolery.cumb.org>
2832 * i386/osf1elf.h: Add missing backslash to multiline string.
2834 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2836 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
2838 2000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2840 * Makefile.in (c-common.o): Depend on $(EXPR_H).
2842 * c-common.c: Include expr.h.
2844 * c-pragma.c (mark_align_stack): Add prototype.
2846 * caller-save.c (add_stored_regs): Likewise.
2848 * combine.c (record_promoted_value): Likewise.
2850 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
2853 * cppinit.c (new_pending_define): Likewise.
2855 * cpplib.c (skip_block_comment, skip_line_comment): Likewise.
2857 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
2858 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
2859 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
2860 class_scope_p): Likewise.
2862 * dwarf2out.h (dwarf2out_set_demangle_name_func,
2863 dwarf2out_add_library_unit_info): Likewise.
2865 * ggc.h (ggc_page_print_statistics): Likewise.
2867 * haifa-sched.c (propagate_deps): Likewise.
2869 * reg-stack.c (next_flags_user, record_label_references): Likewise.
2871 * rtl.h (set_stack_check_libfunc): Likewise.
2873 * toplev.h (set_fatal_function): Likewise.
2875 * toplev.c (set_fatal_function): Delete prototype.
2877 * diagnostic.c: Deconstify functions returning malloc'ed ptrs.
2879 2000-02-05 Geoff Keating <geoffk@cygnus.com>
2881 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
2882 (FUNC_END): Likewise.
2884 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2886 * caller-save.c: Include tm_p.h.
2888 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2890 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
2892 2000-02-04 Neil Booth <NeilB@earthling.net>
2894 * cccp.c (main): Check 'dir' for a NULL pointer before passing
2897 2000-02-04 Zack Weinberg <zack@wolery.cumb.org>
2899 * recog.h: Remove NO_MD_PROTOTYPES ifdefs.
2900 * genflags.c: Use the max_operand_1 logic from genemit.c to
2901 calculate how many arguments gen_insn prototypes have. Remove
2902 NO_MD_PROTOTYPES ifdefs from the generated file.
2903 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
2904 file. Cast gen_insn initializers to insn_gen_fn.
2905 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
2906 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
2908 2000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2910 * fixinc/Makefile.in (HDR): Add machname.h.
2913 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2915 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
2916 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
2917 (c4x_cpu_version): Ditto.
2918 * config/c4x/c4x-protos.h: ... here.
2920 2000-02-04 Jason Merrill <jason@casey.cygnus.com>
2922 * dwarf2out.c (add_abstract_origin_attribute): Don't call
2923 gen_abstract_function on our context if we're a nested function.
2925 2000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2927 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
2928 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
2930 2000-02-04 Bruce Korb <bkorb@gnu.org>
2932 * fixinc/genfixes(machname.h):
2933 Move the functionality from gen-machine.h into this file.
2934 UNdef MN_NAME_PAT if there are no names to change.
2935 Also, be a little kinder when AutoGen is not present.
2937 * fixinc/Makefile.in(machname.h):
2938 Change the generation rule to use genfixes.
2940 * fixinc/fixfixes.c(machine_name):
2941 machine_name_fix's functionality now dependent upon whether
2942 MN_NAME_PAT is defined.
2944 * fixinc/fixtests.c(machine_name):
2947 * fixinc/fixlib.c(mn_get_regexps): conditional on definition
2950 * fixinc/fixlib.h(mn_get_regexps):
2953 * fixinc/gen-machine.h: DELETED
2955 2000-02-04 Jan Hubicka <jh@suse.cz>
2956 Richard Henderson <rth@cygnus.com>
2958 * i386.c (SAVE_REGS_FIRST): Remove.
2959 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
2960 (ix86_compute_frame_size): Likewise.
2961 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
2962 (ix86_emit_restore_regs): Remove.
2963 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
2964 when a frame pointer is in use.
2965 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
2966 instead of pop to restore a register when profitable; emit leave
2968 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack
2970 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
2971 * i386.md (prologue_allocate_stack): Remove.
2972 (epilogue_deallocate_stack): Remove.
2973 (pro_epilogue_adjust_stack): New.
2975 2000-02-04 Richard Henderson <rth@cygnus.com>
2977 * function.c (diddle_return_value): Rework to use a callback function.
2978 Use current_function_return_rtx if it's been set up.
2979 (do_clobber_return_reg, clobber_return_register): New.
2980 (do_use_return_reg, use_return_register): New.
2981 (expand_function_end): Use them.
2982 * stmt.c (expand_null_return): Likewise.
2983 * function.h: Declare them.
2984 * flow.c (mark_regs_live_at_end): Use diddle_return_value.
2985 (mark_reg): Change arguments as appropriate for callback.
2986 * integrate.c (expand_inline_function): Revert 19 Jan change.
2988 Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com>
2990 * tm.texi (Values in Registers): Fix typo: "fo" "for".
2991 (Misc): Say the scheduler, not the Haifa scheduler.
2993 2000-02-04 Clinton Popetz <cpopetz@cygnus.com>
2995 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
2996 when in_mem is set. Update all callers.
2998 2000-02-04 Richard Henderson <rth@cygnus.com>
3000 * i386/openbsd.h (INT_ASM_OP): Define.
3002 Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com>
3004 * tm.texi: Fix various typos.
3006 Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com>
3008 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
3009 (MD_STARTFILE_PREFIX_1): New macro.
3011 Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz>
3013 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align
3014 destination when needed.
3015 (strmovsi, strsetsi): New expander.
3016 (strmovsi_1, strsetsi_1): New pattern.
3017 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
3018 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
3019 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
3020 * invoke.texi (align-stringops, inline-all-stringops): Document.
3022 Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se>
3024 * i386/netbsd.h (INT_ASM_OP): Define.
3026 2000-02-02 Zack Weinberg <zack@wolery.cumb.org>
3028 * cpplib.h (cpp_reader): Add new flag, no_directives.
3029 * cpphash.c (macarg): Set it.
3030 * cpplib.c (handle_directive): If no_directives is on and we
3031 find a directive, issue an error and discard the line.
3033 Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com>
3035 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
3036 FP constants. Add ! TARGET_FPU check for FP constants.
3038 2000-02-02 Clinton Popetz <cpopetz@cygnus.com>
3040 * flow.c (find_basic_blocks): Don't kill label_value_list
3042 (cleanup_cfg): Kill it here.
3044 Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3046 * expr.c (store_field): Ensure ALIGN is no stricter than the
3049 2000-02-02 Richard Henderson <rth@cygnus.com>
3051 * jump.c (delete_insn): Partially revert 19 Jan change;
3052 don't convert unused code labels to notes at -O0.
3054 2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3056 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after
3057 split_all_insns to recreate REG_LABEL notes for flow2 pass.
3059 2000-02-01 Richard Henderson <rth@cygnus.com>
3061 * i386.c (general_no_elim_operand): New.
3062 (nonmemory_no_elim_operand): New.
3063 (ix86_expand_move): Copy eliminable operands before a push.
3064 * i386-protos.h: Declare new functions.
3065 * i386.h (CAN_ELIMINATE): Simplify.
3066 (PREDICATE_CODES): Update.
3067 * i386.md (push insns): Don't allow eliminable register operands.
3069 2000-02-01 Richard Henderson <rth@cygnus.com>
3071 * flow.c (mark_regs_live_at_end): Follow expand_function_end and
3072 replace BLKmode with DECL_RTL's mode.
3074 2000-02-01 Zack Weinberg <zack@wolery.cumb.org>
3076 * frame.c (find_fde): Convert for loop to do-while so compiler
3077 sees it's always executed at least once.
3078 * libgcc2.c (BBINBUFSIZE): Kill.
3079 (__bb_init_prg): Use fgets.
3080 (__bb_exit_trace_func): Don't paste strings.
3081 * unroll.c (unroll_loop): Initialize unroll_type, not
3082 unroll_number, and tweak logic to match.
3084 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
3086 (ix86_flags_dependant): Likewise. Disentangle control flow.
3087 (ix86_sched_reorder): Break guts out to
3088 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
3089 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before
3092 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
3093 use string concatenation. Don't save and restore esi.
3095 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
3096 (machname.h): Remove script to separate file. Use two-step
3097 sequence so target is not created if script fails.
3098 * fixinc/gen-machname.h: New file. Handle case where no non-reserved
3099 identifiers are defined.
3100 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
3101 an empty string, machine_name doesn't need to do anything at
3103 (is_cxx_header): Add more cases to regexp.
3104 * fixinc/fixlib.h: Update prototype.
3105 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
3107 * fixinc/fixincl.c: Define NO_BOGOSITY.
3109 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
3110 (hp_sysfile): Add missing comma.
3111 (math_exception): Put the wrapper ifdefs at the beginning and
3112 the end of the file.
3113 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
3115 2000-02-01 Richard Henderson <rth@cygnus.com>
3117 * sparc.c (fp_zero_operand): Turn into a normal predicate.
3118 Use CONST0_RTX. Update all callers.
3119 * sparc.h, sparc-protos.h: Update accordingly.
3120 * sparc.md (fp mov insns): Use fp_zero_operand directly
3123 Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com>
3125 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
3128 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3130 * Makefile.in (specs.ready): New target.
3131 (fixinc.sh): Depend on `specs.ready' instead of `specs'.
3133 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3135 * fixinc.irix: Use unique filenames for writing into /tmp,
3136 * fixinc.ptx: Likewise.
3137 * fixinc.sco: Likewise.
3138 * fixinc.svr4: Likewise.
3139 * fixinc.winnt: Likewise.
3141 2000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3143 * tsystem.h: New file.
3145 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
3146 s-crtS): Depend on tsystem.h.
3148 * crtstuff.c: Include tsystem.h.
3149 * frame.c: Likewise.
3150 * libgcc2.c: Likewise.
3152 Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz>
3154 * builtins.c (expand_builtin_memset): Expand for variable sized
3157 2000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au>
3159 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
3162 Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
3164 * dwarfout.c (SHORT_TYPE_SIZE): Correct default.
3166 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
3168 2000-01-31 Chandra Chavva <cchavva@cygnus.com>
3170 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
3171 case 3->2 combining (combining with splitting) in which 2 is CC0
3172 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
3173 checked at the begining of the function with the aid of calling
3174 function 'can_combine_p'.
3176 2000-01-31 Dave Brolley <brolley@redhat.com>
3178 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
3180 2000-01-31 Jason Merrill <jason@casey.cygnus.com>
3182 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
3185 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3187 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
3189 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
3192 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3194 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
3195 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
3196 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
3197 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
3198 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
3199 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
3200 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
3201 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
3202 i386/vxi386.h, i386/win-nt.h, i386/win32.h:
3203 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
3205 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
3206 Add %(cpp_cpu) to CPP_SPEC.
3208 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
3209 Add %(cc1_cpu) to CC1_SPEC.
3211 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3213 * c-decl.c (c_decode_option): Accept optional numeric argument to
3214 -Wformat and set warn_format.
3215 * c-common.c: Don't emit warning about non-constant printf format
3216 string unless warn_format > 1.
3218 2000-01-30 Richard Henderson <rth@cygnus.com>
3220 * alpha.md (return_internal): Allow after reload only.
3222 2000-01-30 Richard Henderson <rth@cygnus.com>
3224 * i386.c (ix86_compute_frame_size): Omit padding1 if the
3225 local frame size is zero.
3227 2000-01-30 Richard Henderson <rth@cygnus.com>
3229 * alpha.c (alpha_expand_epilogue): Don't emit the return insn.
3230 * alpha.h (EPILOGUE_USES): New. Mark $26 live.
3231 * alpha.md (return): Turn into an expander.
3232 (return_internal): Don't use $26.
3233 (epilogue): Emit the return insn.
3235 2000-01-30 Richard Henderson <rth@cygnus.com>
3237 * alpha.md (negtf2, abstf2): Fix word order thinko.
3239 (trunctfsf2): Avoid intermediate rounding errors.
3241 2000-01-30 Zack Weinberg <zack@wolery.cumb.org>
3243 * cppfiles.c (find_position): Drop 'colp' argument, return the
3245 (read_and_prescan): Adjust to match. Don't ever manipulate
3246 line or line_base except via find_position.
3248 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3250 * c-parse.in: Apply Ulrich's changes from c-parse.y.
3251 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
3254 2000-01-29 Zack Weinberg <zack@wolery.cumb.org>
3256 * cpperror.c (cpp_file_line_for_message): If 'line' is zero,
3257 just print "<command line>". If 'filename' is null or an
3258 empty string, print "<stdin>" for the filename.
3259 * cpplib.c (do_define): Don't print the 'location of the
3260 previous definition' message if we're still parsing the
3262 (cpp_pedwarn_with_file_and_line): Always call
3263 cpp_file_line_for_message.
3265 2000-01-29 Mark Mitchell <mark@codesourcery.com>
3267 * flow.c (mark_regs_live_at_end): Fix typo.
3269 2000-01-28 Ulrich Drepper <drepper@redhat.com>
3271 * c-common.c: Adjust variable names, comments, help strings to c99.
3272 * c-lex.c: Likewise.
3273 * c-parse.y: Likewise.
3274 * c-tree.h: Likewise.
3276 * cpplib.h: Likewise.
3277 * c-decl.c: Likewise. Recognize options with names "*99" as well.
3278 * cppinit.c: Likewise.
3280 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3282 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
3283 * c4x.c: Define the optab rtx values.
3284 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
3285 (c4x_emit_libcall): Use new optab rtx values.
3286 (c4x_emit_libcall3): Likewise.
3287 (c4x_emit_libcall_mulhi): Likewise.
3288 * c4x-protos.h: Add prototypes for optab rtx values and change
3289 prototypes for above c4x_emit_libcall functions.
3291 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3293 * c4x.c (c4x_output_ascii): Restrict line length of output when TI
3295 (c4x_function_prologue): Use regnames intead of float_reg_names when
3297 (c4x_function_epilogue): Likewise.
3298 (c4x_print_operand): Likewise.
3299 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
3300 * c4x.md (set_high): Disable for TARGET_TI.
3302 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3304 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
3305 of framepointer + constant to ADDR_REGS class.
3306 * c4x.md (addqi3, addqi3_noclobber_reload): Update.
3307 * c4x.c (std_or_reg_operand): New function.
3308 * c4x-protos.h (std_or_reg_operand): Prototype it.
3310 2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3312 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
3313 object names as libgcc2.c.
3314 * libgcc.S: Use newly defined names.
3316 Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz>
3317 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
3319 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
3320 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
3321 (FLOW_LOOP_LAST_BLOCK): Likewise.
3323 2000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3325 * basic-block.h (struct loop): New fields 'first' and 'last'.
3326 * flow.c (flow_loops_find): Compute loop->first and loop->last.
3327 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
3328 and loop->last to check for NOTE_INSN_LOOP_END.
3330 Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com>
3332 * predict.c (estimate_probability): Use the new FIRST and LAST fields
3333 of the loop descriptor rather than HEADER and LATCH. Also added
3334 missing break statements as well making some coding style modifications
3335 as suggested by Michael Hayes.
3337 2000-01-28 Richard Henderson <rth@cygnus.com>
3339 * flow.c (find_basic_blocks): Remove do_cleanup argument.
3340 Break out that code ...
3341 (cleanup_cfg): ... here.
3342 (commit_one_edge_insertion): Detect a return instruction being
3343 emitted to an edge. Emit a barrier following; clear fallthru.
3344 (commit_edge_insertions): Verify CFG consistency.
3345 * function.c (expand_function_start): Kill unused variable.
3346 (expand_function_end): Likewise.
3347 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
3348 to insert the epilogue.
3350 * gcse.c (gcse_main): Adjust for find_basic_blocks change.
3351 (delete_null_pointer_checks): Likewise.
3352 * output.h: Likewise.
3353 * reg-stack.c (reg_to_stack): Likewise.
3354 * toplev.c (rest_of_compilation): Likewise. Run
3355 thread_prologue_and_epilogue_insns after rebuilding the CFG.
3357 2000-01-28 Richard Henderson <rth@cygnus.com>
3359 * Makefile.in (flow.o): Revert 24 Jan change.
3360 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
3361 FUNCTION_VALUE result to DECL_RESULT's mode.
3363 * haifa-sched.c (schedule_insns): Don't recompute reg info
3366 2000-01-28 Zack Weinberg <zack@wolery.cumb.org>
3368 * configure.in: Make --enable-cpplib the default.
3369 * configure: Regenerate.
3370 * gcc.dg/990119-1.c: No longer expected to fail.
3372 2000-01-28 Bernd Schmidt <bernds@cygnus.co.uk>
3374 * jump.c (jump_optimize_1): Delete an optimization that is also done
3375 by merge_blocks in flow.
3377 2000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3379 * diagnostic.c (build_message_string, output_printf,
3380 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
3381 (build_location_prefix): Fix non-literal format string.
3383 2000-01-27 Richard Henderson <rth@cygnus.com>
3385 * alpha.md (trunctfsf2): New.
3387 2000-01-27 Andrew Hobson <ahobson@eng.mindspring.net>
3389 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
3391 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3393 * cppinit.c (cpp_handle_option): Recognize C++ comments under
3395 * cpplib.c (skip_block_comment, skip_line_comment): Split code
3397 (skip_comment) ... here. Permit C++ comments in system
3398 headers always. Warn about C++ comments in user code under
3399 -std=gnu89 -pedantic.
3400 (copy_comment): Use skip_comment.
3401 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer
3403 (consider_directive_while_skipping, do_else, do_endif): Call
3404 validate_else unconditionally.
3405 (validate_else): Check CPP_PEDANTIC here. Accept non-comment
3406 text after the conditional in a system header.
3407 * cpplib.h (struct cpp_buffer): Add flag
3408 warned_cplusplus_comments.
3410 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3412 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
3413 Use unshare_all_rtl_1.
3414 (unshare_all_rtl_again): New function.
3415 (unshare_all_rtl_1): New function split out of unshare_all_rtl.
3417 * function.c (purge_addressof_1): Use unshare_all_rtl_again
3418 rather than resetting the 'used' flags ourself.
3420 * toplev.c (rest_of_compilation): Add current_function_decl
3421 to the unshare_all_rtl call.
3422 * tree.h: Prototype unshare_all_rtl.
3423 * rtl.h: Prototype unshare_all_rtl_again here.
3425 2000-01-27 Geoffrey Keating <geoffk@cygnus.com>
3427 * genoutput.c (output_prologue): Include ggc.h in generated
3429 * Makefile.in (insn-output.o): Depends on ggc.h.
3431 2000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au>
3432 Hans-Peter Nilsson <hp@bitrange.com>
3434 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
3435 Remove redundant include of xm-ns32k.h.
3436 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
3437 Remove redundant include of xm-ns32k.h.
3438 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
3439 Remove redundant include of xm-ns32k.h.
3440 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
3442 * ns32k/ns32k.h: Update comment on multiply-add instructions.
3443 (TARGET_SWITCHES): Add documentation strings.
3444 (DWARF_FRAME_REGNUM): Override default definition.
3445 (REG_CLASS_CONTENTS): Add comments.
3446 (SUBSET_P): Format to reduce line length.
3447 (SMALL_REGISTER_CLASSES): Make a run time option.
3448 (GO_IF_NONINDEXED_ADDRESS): Reformat.
3449 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
3450 dereferencing it. Braces to avoid "ambiguous else" were misplaced.
3451 (regclass_map): fix typo in comment.
3452 * ns32k/ns32k.c: Add spaces before parentheses for consistant style.
3453 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
3454 (trace, reg_or_mem_operand): Delete, unused function.
3455 (calc_address_cost): Small offsets are cheaper than large ones.
3456 (expand_block_move): Generate more efficient code when bytes is a
3457 known at compile time.
3458 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
3459 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
3460 instead of reg_or_mem_operand.
3462 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
3463 not general_operand. Similarly use "=rm" or stricter, not "=g".
3464 For input operands, use stricter constraints than "g" if not
3465 general_operand. Similarly use stricter predicate than
3466 "general_operand" when stricter constraints than "g" are present,
3467 except for matching constraints.
3468 (movstrsi): Use "memory_operand" for operands 0 and 1.
3469 (truncsiqi2, truncsihi2, trunchiqi2): Remove.
3470 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
3471 not reg_or_mem_operand.
3472 (udivmoddisi4): Ditto.
3473 Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
3474 Use nonimmediate_operand for operand 3, not register_operand.
3475 (udivmoddiqi4_internal): Use register_operand for operand 1, not
3478 2000-01-27 Fred Fish <fnf@be.com>
3480 * gthr-posix.h: Fix typo; compatibily -> compatibility.
3481 * gthr-single.h: Likewise.
3482 * gthr-solaris.h: Likewise.
3483 * gthr-vxworks.h: Likewise.
3484 * gthr-win32.h: Likewise.
3487 2000-01-27 Zack Weinberg <zack@wolery.cumb.org>
3489 * cppinit.c: Add " (cpplib)" to end of string printed by
3492 2000-01-27 Richard Henderson <rth@cygnus.com>
3494 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when
3495 testing for a signed comparison.
3496 (alpha_emit_floatuns): New.
3497 * alpha-protos.h: Declare it.
3498 * alpha.md (floatunsdisf2, floatunsdidf2): New.
3499 (extendsfdf2): Tidy.
3501 2000-01-27 Jakub Jelinek <jakub@redhat.com>
3503 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
3504 no -g option specifying debugging format, default to -gstabs+.
3506 Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3508 * calls.c (special_function_p): New argument fork_or_exec.
3509 (expand_call): When profile_arc_flag is set and the function
3510 is in the fork_or_exec group, call __bb_fork_func first.
3511 * libgcc2.c, _bb module (__bb_fork_func): New function.
3512 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
3514 * config/svr4.h (TARGET_HAS_F_SETLKW): Define.
3515 * tree.h (special_function_p): Update prototype.
3517 2000-01-26 Richard Henderson <rth@cygnus.com>
3519 * alpha.c (alpha_split_tfmode_pair): New.
3520 * alpha-protos.h: Declare it.
3521 * alpha.md (abstf2, negtf2): New.
3522 (movtf insn): Add input G constraint.
3523 (movtf splitter): Use alpha_split_tfmode_pair.
3525 2000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3527 * i386/cygwin.h: PROTO -> PARAMS.
3529 2000-01-26 Jakub Jelinek <jakub@redhat.com>
3531 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
3532 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
3533 using _Qp_cmp/_Q_cmp and testing the return value.
3534 (print_operand): Call reverse_condition_maybe_unordered if
3535 we are handling CCFPmode or CCFPEmode.
3536 Handle ORDERED, UN* and LTGT comparisons.
3537 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
3538 if not TARGET_HARD_QUAD.
3539 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
3540 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
3541 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
3542 Adjust gen_b* calls so that they reflect return comparison of
3543 sparc_emit_float_lib_cmp.
3545 2000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3547 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
3548 incoming operands array is large enough for one more operand.
3549 (alpha_emit_xfloating_arith): Likewise.
3551 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3553 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
3554 file with one line and no trailing newline.
3555 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
3556 * fixinc/fixtests.c (machine_name_test): Fix fencepost error
3557 checking if the match is on the line.
3558 * fixinc/gnu-regex.c: Provide regerror not __regerror.
3560 2000-01-25 Richard Henderson <rth@cygnus.com>
3562 * sparc.c (output_cbranch): Fix accidental squashing of the
3563 fp branch pre-delay nop.
3565 2000-01-25 Richard Henderson <rth@cygnus.com>
3567 * tree.def (UNNE_EXPR): Remove.
3568 * c-typeck.c (build_binary_op): Don't handle it.
3569 * expr.c (expand_expr, do_jump, do_store_flag): Likewise.
3571 * rtl.def (UNNE): Remove.
3573 * jump.c (reverse_condition): Update accordingly.
3574 (swap_condition): Likewise.
3575 (comparison_dominates_p): Handle unordered comparisons.
3576 (reverse_condition_maybe_unordered): New.
3577 * rtl.h (reverse_condition_maybe_unordered): Declare.
3579 * sparc.c (select_cc_mode): Update for UNNE/LTGT.
3580 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
3581 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
3582 * sparc.md (bltgt): New.
3584 2000-01-25 Nick Clifton <nickc@redhat.com>
3586 * emit-rtl.c (emit_insn): Only check machine class insns for
3587 improper emission of a RETURN.
3589 2000-01-25 Richard Henderson <rth@cygnus.com>
3591 * Makefile.in (flow.o): Depend on $(EXPR_H).
3592 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
3593 duplicate the structure of diddle_return_value for keeping regs live.
3595 2000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3597 * loop.c (current_loop_info): Delete.
3598 (consec_sets_invariant_p): Add loop argument, update callers.
3599 (get_condition_for_loop): Likewise.
3600 (count_nonfixed_reads, update_giv_derive): Likewise.
3601 (simplify_giv_expr, general_induction_var): Likewise.
3602 (consec_sets_giv, recombine_givs): Likewise.
3603 (move_movables): Delete loop_start and loop_end arguments,
3604 add loop argument, and update callers.
3605 (find_mem_givs, check_final_value): Likewise.
3606 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
3607 (loop_invariant_p): Rename from invariant_p, add loop argument, and
3609 (basic_induction_var): Add loop argument, delete loop_level argument,
3611 * unroll.c (iteration_info): Delete loop_start and loop_end arguments,
3612 add loop argument, and update callers.
3613 (find_splittable_regs, find_splittable_givs): Likewise.
3614 (reg_dead_after_loop, loop_find_equiv_value): Likewise.
3615 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
3616 (biv_total_increment): Delete loop_start and loop_end arguments;
3618 (precondition_loop_p): Delete loop_start and loop_info arguments;
3620 * loop.h (get_condition_for_loop): Add loop argument.
3621 (biv_total_increment): Delete loop_start and loop_end arguments.
3622 (precondition_loop_p): Delete loop_start and loop_info arguments;
3624 (final_biv_value): Delete loop_start and loop_end arguments;
3626 (final_giv_value, back_branch_in_range_p): Likewise.
3628 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
3630 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
3632 2000-01-25 Gavin Romig-Koch <gavin@cygnus.com>
3634 * Makefile.in (c-gperf.h) : Change the "See" pointer to
3635 point to the new "generated_files" doc.
3637 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
3639 * config/fp-bit.c (_unord_f2): Fix typo.
3641 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3643 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
3644 c-typeck.c, objc/objc-act.c: Remove all references to obstack
3645 functions obsoleted by GC, such as push_obstacks_nochange,
3646 end_temporary_allocation, savealloc, saveable_tree_cons, etc.
3647 and code which existed only to decide whether or not to call
3648 them. Remove now-unused NESTED argument from start_function;
3649 all callers changed. Do not change behavior based on ggc_p.
3650 The use of the ixp_obstack in c-iterate.c and the util_obstack
3651 in objc/objc-act.c remain; these are not obsoleted by garbage
3653 * c-tree.h: Update prototype for start_function.
3655 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
3657 2000-01-25 Clinton Popetz <cpopetz@cygnus.com>
3659 * config/mips/mips.md (zero_extendsidi2_internal): Disable for
3662 2000-01-25 Richard Henderson <rth@cygnus.com>
3664 * sparc-protos.h (select_cc_mode): Declare.
3665 * sparc.c (select_cc_mode): New. Handle unordered compares.
3666 (output_cbranch): Always reverse via code change. Handle
3667 unordered compares. Factor tests and string updates.
3668 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
3669 (REVERSIBLE_CC_MODE): Also exclude CCFPmode.
3670 * sparc.md (bunordered, bordered): New.
3671 (bungt, bunlt, buneq, bunge, bunle): New.
3673 2000-01-25 Richard Henderson <rth@cygnus.com>
3675 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
3676 * ggc-common.c (ggc_add_rtx_varray_root): New.
3677 (ggc_mark_rtx_varray): New.
3678 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
3679 functions down below ggc_mark_foo.
3680 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
3682 2000-01-25 Richard Henderson <rth@cygnus.com>
3684 * alpha.c (secondary_reload_class): Don't allocate a secondary
3685 for integral mode memories into FLOAT_REGS. Rearrange the more
3686 complicated memory expression inward.
3688 2000-01-25 Zack Weinberg <zack@wolery.cumb.org>
3690 * inclhack.def: Fixes to play nicer with FreeBSD, and
3691 corrections to comments.
3692 (cxx_unready): Add select expression.
3693 (irix_sockaddr): Add bypass expression.
3694 (machine_ansi_h_va_list): New fix.
3695 (stdio_va_list): No need to edit _BSD_VA_LIST_.
3696 Split out addition of "#include <stdarg.h>" to...
3697 (stdio_stdarg_h): ... here.
3698 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
3699 to stdlib.h also. Do not munge _BSD_SIZE_T_.
3700 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected
3702 (ultrix_ifdef): Tighten up select expression.
3704 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
3705 re_ct and max_mach to avoid use of shell. Make printed names
3706 match names in inclhack.def. Use static copyright date.
3707 Don't count c_test and test expressions as requiring regex_t
3708 slots. Add some commentary.
3709 * inclhack.tpl: Do not include the 'This script contains N
3710 fixup scripts' line if PROGRAM is defined. Use static
3713 2000-01-24 Jason Merrill <jason@casey.cygnus.com>
3715 * dwarf2out.c: include "varray.h", not dyn-string.h.
3716 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
3717 (addr_const_to_string, addr_to_string): Lose.
3718 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
3719 (struct dw_val_struct): val_addr is now an rtx.
3720 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
3721 (used_rtx_varray): New varray.
3722 (dwarf2out_init): Initialize it.
3724 (mem_loc_descriptor, add_const_value_attribute): Call it instead of
3726 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
3727 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
3728 * Makefile.in (dwarf2out.o): Update dependencies.
3730 2000-01-24 Richard Henderson <rth@cygnus.com>
3732 * i386.c (i386_dwarf_output_addr_const): New.
3733 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
3735 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
3737 * dwarfout.c (output_mem_loc_descriptor): Likewise.
3738 * i386.c (i386_simplify_dwarf_addr): New.
3739 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
3741 Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com>
3743 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if
3744 TYPE_STUB_DECL is NULL.
3746 2000-01-24 Richard Henderson <rth@cygnus.com>
3748 * builtins.c (expand_tree_builtin): Move ...
3749 * c-common.c (expand_tree_builtin): ... here.
3751 2000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3753 * loop.h (LOOP_INFO): New accessor macro.
3754 * basic-block.h (struct loop): Rename field `info' to `aux'.
3755 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
3756 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
3757 * unroll.c (loop_iterations, unroll_loop): Likewise.
3759 2000-01-24 Christopher Faylor <cgf@cygnus.com>
3761 * config/i386/t-cygwin: Accomodate new winsup directory layout
3762 when searching for include files.
3764 2000-01-24 Richard Henderson <rth@cygnus.com>
3766 * rtl.def: Add unordered fp comparisions.
3767 * tree.def: Likewise.
3768 * tree.h: Add ISO C 9x unordered fp comparision builtins.
3770 * builtins.c (expand_tree_builtin): New function.
3771 * c-typeck.c (build_function_call): Use it.
3772 (build_binary_op): Support unordered compares.
3773 * c-common.c (c_common_nodes_and_builtins): Add unordered compares.
3775 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
3776 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
3777 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
3778 (record_jump_equiv): Handle reverse_condition returning UNKNOWN.
3779 * jump.c (reverse_condition): Don't abort for UNLE etc, but
3781 (swap_condition): Handle unordered compares.
3782 (thread_jumps): Check can_reverse before reversing.
3783 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
3786 * optabs.c (can_compare_p): New argument CODE. Verify branch or
3787 setcc is present before acking for cmp_optab. Update all callers.
3788 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
3789 * expmed.c (do_cmp_and_jump): Update for can_compare_p.
3790 * expr.c (expand_expr): Likewise. Support unordered compares.
3791 (do_jump, do_store_flag): Likewise.
3792 * expr.h (enum libfunc_index): Add unordered compares.
3794 * Makefile.in (FPBIT_FUNCS): Add _unord_sf.
3795 (DPBIT_FUNCS): Add _unord_df.
3796 * config/fp-bit.c (_unord_f2): New.
3797 * fp-test.c (main): Try unordered compare builtins.
3799 * alpha-protos.h (alpha_fp_comparison_operator): Declare.
3800 * alpha.c (alpha_comparison_operator): Check mode properly.
3801 (alpha_swapped_comparison_operator): Likewise.
3802 (signed_comparison_operator): Likewise.
3803 (alpha_fp_comparison_operator): New.
3804 (alpha_emit_conditional_branch): Handle unordered compares.
3805 * alpha.h (PREDICATE_CODES): Update.
3806 * alpha.md (fp compares): Use alpha_fp_comparison_operator.
3807 (bunordered, bordered): New.
3809 2000-01-24 Richard Henderson <rth@cygnus.com>
3811 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
3812 * alpha.md (movtf): New expander, insn, and splitter.
3814 Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz>
3816 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
3819 Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz>
3821 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
3822 (FIXED_REGISTERS, CALL_USED_REGISTERS,
3823 REG_ALLOC_ORDER): Add frame pointer
3824 (FRAME_POINTER_REGNUM): Set to 20
3825 (HARD_FRAME_POINTER_REGNUM): New macro.
3826 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
3827 to HARD_FRAME_POINTER.
3828 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
3829 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
3830 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
3831 (HI_REGISTER_NAMES): Add "frame".
3832 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
3833 (debug_reg): Handle FRAME_POINTER_REGNUM.
3834 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
3835 GENERAL_REGS and INDEX_REGS.
3836 * i386.c (SAVED_REGS_FIRST): new macro.
3837 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
3838 (ix86_decompose_address, memory_address_length): Likewise.
3839 (regclass_map): Add frame pointer.
3840 (call_insn_operand): Handle frame_pointer_rtx.
3841 (reg_no_sp_operand): Likewise.
3842 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
3843 (print_operand, legitimize_pic_address): Fix formating.
3844 (ix86_compute_frame_size): Make static, update prototype, new
3845 parameters padding1, padding2, use ix86_nsaved_regs, use
3846 stack_alignment_needed.
3847 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
3848 to HARD_FRAME_POINTER_REGNUM conversions.
3849 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
3850 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
3851 (print_reg): Abort on FRAME_POINTER_REGNUM
3853 Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz>
3855 * i386.h (PREDICATE_CODES): Add aligned_operand.
3856 * i386.c (aligned_operand): New function.
3857 (ix86_aligned_p): Kill.
3858 * i386.md (movhi_1): Emit mov for aligned operands.
3859 (promoting peep2s): Use aligned_operand.
3861 2000-01-23 Zack Weinberg <zack@wolery.cumb.org>
3863 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
3864 expression to allow underscores in macro names.
3865 (fix_char_macro_defines): Increment scanning pointer.
3867 2000-01-23 Richard Henderson <rth@cygnus.com>
3869 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
3870 * alpha/osf5.h: New file.
3871 * configure.in (alpha-*-osf5): Add it to tm_file.
3873 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
3875 * alpha-protos.h (alpha_emit_xfloating_arith): Declare.
3876 (alpha_emit_xfloating_cvt, function_arg): Declare.
3877 * alpha.c (alpha_emit_conditional_branch): Call
3878 alpha_emit_xfloating_compare for TFmode compares.
3879 (alpha_lookup_xfloating_lib_func): New.
3880 (alpha_compute_xfloating_mode_arg): New.
3881 (alpha_emit_xfloating_libcall): New.
3882 (alpha_emit_xfloating_arith): New.
3883 (alpha_emit_xfloating_compare): New.
3884 (alpha_emit_xfloating_cvt): New.
3885 (print_operand): Add default abort case.
3886 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
3887 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
3888 (BIGGEST_ALIGNMENT): Increase to 128 bits.
3889 (RETURN_IN_MEMORY): True for TF/TCmode.
3890 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
3891 (FUNCTION_ARG): Move to function_arg.
3892 (FUNCTION_ARG_PASS_BY_REFERENCE): New.
3893 (ASM_OUTPUT_LONG_DOUBLE): New.
3894 (ASM_OUTPUT_DOUBLE): Always output bits.
3895 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
3896 (fix_trunctfdi2, floatditf2, floatunsditf2): New.
3897 (extenddftf2, trunctfdf2): New.
3899 2000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3901 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
3902 * config/sparc/sol2.h: ... here.
3904 2000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3906 * basic-block.h (struct loops): New field `levels'.
3907 * flow.c (flow_loops_level_compute): Traverse all outer loops.
3908 (flow_loop_level_compute): Initialise level to 1.
3909 (flow_loops_find): Set loops->levels.
3910 (flow_loops_dump): Print loops->levels.
3912 2000-01-23 Richard Henderson <rth@cygnus.com>
3914 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
3915 (throw_helper): Iterate over DWARF_FRAME_REGISTERS.
3917 2000-01-23 Richard Henderson <rth@cygnus.com>
3919 * i386.c (dbx_register_map, svr4_dbx_register_map): New.
3920 * i386.h (DBX_REGISTER_NUMBER): Use them.
3921 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
3922 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
3923 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
3924 * i386/sequent.h: Kill incorrect comment.
3926 2000-01-23 Mark Mitchell <mark@codesourcery.com>
3928 * ggc-page.c (struct page_entry): Make `context_depth' an
3930 (struct globals): Likewise.
3932 2000-01-23 Clinton Popetz <cpopetz@cygnus.com>
3934 * loop.c (check_dbra_loop): When checking a loop for
3935 reversability, check the source of any stores to ensure
3936 they don't depend on an initial value.
3938 2000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3940 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
3942 2000-01-22 Zack Weinberg <zack@wolery.cumb.org>
3944 * fixinc/fixincl.c: Move declarations of 'pz_fname' and
3945 'pz_scan' into scope of entire function. Only affects
3946 compiles with -DDEBUG.
3948 2000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>
3950 * config/elfos.h (UNIQUE_SECTION): Restore uninitialised data
3951 section naming to that prior to 2000-01-07 patch.
3952 * config/mips/elf.h (UNIQUE_SECTION): Ditto.
3953 * config/mips/elf64.h (UNIQUE_SECTION): Ditto.
3954 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
3955 * config/i386/interix.c (UNIQUE_SECTION): Ditto.
3956 * config/i386/winnt.c (UNIQUE_SECTION): Ditto.
3958 2000-01-22 Bernd Schmidt <bernds@cygnus.co.uk>
3960 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
3963 2000-01-21 Jim Wilson <wilson@cygnus.com>
3965 * fixinc/inclhack.tpl: Test for directory before trying to cd into it.
3966 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
3968 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
3970 * cpphash.c (change_newlines): Delete function.
3971 (struct argdata): Delete 'newlines' and 'use_count' fields.
3972 (macroexpand): Remove code referencing those fields.
3974 2000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
3976 * loop.c (loops_info): New variable.
3977 (loop_optimize): Allocate loops->array and free it on exit.
3978 Allocate memory for loops_info and assign to each loop,
3980 (find_and_verify_loops): Do not allocate loops->array.
3982 2000-01-21 Zack Weinberg <zack@wolery.cumb.org>
3984 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
3986 2000-01-21 Jakub Jelinek <jakub@redhat.com>
3988 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
3989 pseudos if expanded after first flow.
3990 (movdi_pic_label_ref): Likewise.
3992 2000-01-20 Richard Henderson <rth@cygnus.com>
3994 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
3996 2000-01-20 Zack Weinberg <zack@wolery.cumb.org>
3998 * Makefile.in (fixinc.sh): Depend on specs.
3999 * fixinc/Makefile.in: Add rule to create machname.h.
4000 (fixlib.o): Depend on machname.h.
4001 * fixinc/fixtests.c (machine_name): New test.
4002 * fixinc/fixfixes.c (machine_name): New fix.
4003 * fixinc/fixlib.c (mn_get_regexps): New helper function for
4004 the machine_name test and fix.
4005 * fixinc/fixlib.h: Prototype it.
4006 * fixinc/inclhack.def (machine_name): Use the C test and fix.
4007 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
4009 * gcc.c (do_spec_1) [case P]: Take care not to create
4010 identifiers with three leading or trailing underscores.
4012 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
4013 (fixincl): Don't specify libraries twice on link line.
4014 (gnu-regex.o): Remove special rule.
4015 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
4016 defined by config.h. Do not define _REGEX_RE_COMP.
4017 (regcomp): Allocate and initialize a fastmap.
4018 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
4020 2000-01-20 Brad Lucier <lucier@math.purdue.edu>
4022 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
4024 2000-01-19 Richard Henderson <rth@cygnus.com>
4026 * flow.c (propagate_block): Replace FIRST, LAST and BNUM
4027 arguments with BB. Update all callers. Tidy line wrapping.
4029 2000-01-19 Clinton Popetz <cpopetz@cygnus.com>
4031 * emit-rtl.c (try_split): Return last_insn if we split the
4034 Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz>
4036 * i386-protos.h (ix86_compute_frame_size): Remove prototype.
4037 (ix86_initial_elimination_offset): Declare.
4038 * i386.c (ix86_nsaved_regs): Break out from ...
4039 (ix86_can_use_return_insn_p): ... here.
4040 (ix86_emit_save_regs): Break out from ...
4041 (ix86_expand_prologue): ... here.
4042 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
4044 (ix86_expand_epilogue): ... here.
4045 (ix86_compute_frame_size): Make static, add prototype.
4046 (ix86_initial_elimination_offset): Break out from ...
4047 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
4049 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4051 * recog.h (OUT_FCN): Delete.
4053 * vax.md: Call `get_insn_template' instead of OUT_FCN.
4055 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4057 * cppalloc.c: PROTO -> PARAMS.
4058 * cpperror.c: Likewise.
4059 * cppfiles.c: Likewise.
4060 * cpplib.c: Likewise.
4061 * cpplib.h: Likewise.
4063 * config/arm/arm-protos.h: PROTO -> PARAMS.
4064 * config/arm/arm.c: Likewise.
4065 * config/c4x/c4x.c: Likewise.
4066 * config/fr30/fr30-protos.h: Likewise.
4067 * config/nextstep.c: Likewise.
4068 * config/pa/pa.c: Likewise.
4069 * config/pj/pj.c: Likewise.
4070 * config/rs6000/rs6000.c: Likewise.
4071 * config/v850/v850-protos.h: Likewise.
4072 * config/v850/v850.c: Likewise.
4074 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4076 * i370-protos.h: New file.
4078 * i370.c: Include tm_p.h. Fix compile time warnings.
4080 * i370.h: Move prototypes to i370-protos.h. Fix compile time
4083 * i370.md: Likewise.
4085 2000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4087 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
4088 (target_isinf, target_isnan, eisnan): Mark parameter with
4090 (eiisinf): Wrap in INFINITY.
4091 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
4092 (ibmtoe): Remove unused variable `rndsav'.
4094 Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4096 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
4097 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
4099 2000-01-19 Zack Weinberg <zack@wolery.cumb.org>
4101 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
4102 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
4103 (fix_char_macro_defines, fix_char_macro_uses): New functions.
4105 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
4106 Recognize Emacs mode markers also.
4107 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
4108 C++ comments in C++ headers. Call is_cxx_header only if
4111 * fixinc/inclhack.def (avoid_bool): Add select for the problem and
4113 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
4114 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
4115 ... these, which use the new C fixes.
4116 (math_exception): Escape literal '+' in bypass expression.
4118 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
4121 2000-01-19 Geoff Keating <geoffk@cygnus.com>
4123 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
4126 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4128 * loop.c (loop_optimize): Allocate loop_info structure for each loop
4129 prior to calling scan_loop.
4131 Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4133 * sh.c (find_barrier, gen_block_redirect): Fix indentation.
4134 (split_branches, calc_live_regs): Likewise.
4136 Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4138 * sh.md (fpu_single, fp_mode): New attributes.
4140 2000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4142 * loop.c (current_loop_info): Renamed from loop_info_data
4143 and changed to a pointer.
4144 (loop_optimize): Allocate loop_info structure for each loop
4145 and initialise to zero.
4146 (scan_loop): Set current_loop_info.
4148 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
4151 2000-01-19 Richard Henderson <rth@cygnus.com>
4153 * stupid.c: Die die die.
4154 * Makefile.in (OBJS): Remove stupid.o.
4155 (stupid.o): Likewise.
4157 * except.c (emit_eh_context): Don't emit USEs for stupid.
4158 * explow.c (probe_stack_range): Likewise.
4159 * flags.h (obey_regdecls): Remove.
4160 * flow.c (find_basic_blocks): Don't run try_merge_blocks
4161 when not optimizing.
4162 (life_analysis): Limit data collection when not optimizing.
4163 (mark_regs_live_at_end): Always mark the return value registers.
4164 (mark_used_regs): Remove dummy RETURN case.
4165 (print_rtl_with_bb): Don't consult obey_regdecls.
4166 * function.c (use_variable, use_variable_after): Remove.
4167 (assign_parms): Consult optimize not obey_regdecls.
4168 (expand_function_start): Don't emit USEs for stupid.
4169 (expand_function_end): Likewise.
4170 * global.c (build_insn_chain): Export.
4171 * integrate.c (expand_inline_function): Kill return-value USE
4173 * jump.c (jump_optimize_1): Do simple jump optimizations and
4174 dead code elimination.
4175 (calculate_can_reach_end): Remove check_deleted argument.
4176 (delete_insn): Patch out insns even when not optimizing.
4177 * local-alloc.c (block_alloc): Don't do tying when not optimizing.
4178 * rtl.h (use_variable, use_variable_after): Remove declarations.
4179 (build_insn_chain): Declare.
4180 * stmt.c (expand_value_return): Don't emit USEs for stupid.
4181 (expand_end_bindings): Likewise.
4182 (expand_decl): Likewise. Consult optimize not obey_regdecls.
4183 * toplev.c (obey_regdecls): Remove.
4184 (rest_of_compilation): Don't set it. Kill stupid in favour of
4185 flow1, local-alloc, and reload.
4186 (main): Don't set obey_regdecls.
4188 * config/nextstep.c (handle_pragma): Likewise.
4190 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
4192 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
4194 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 * alpha-protos.h: PROTO -> PARAMS.
4197 * alpha.c: Likewise.
4199 * h8300.c: Likewise.
4200 * i386-protos.h: Likewise.
4202 * m32r-protos.h: Likewise.
4205 * mips.md: Likewise.
4206 * gmon-sol2.c: Likewise.
4207 * sparc.c: Likewise.
4209 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4211 * ns32k-protos.h: New file.
4213 * ns32k.c: Fix compile time warnings.
4215 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
4218 * ns32k.md: Likewise.
4220 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4222 * vax-protos.h: New file.
4224 * vax.c: Fix compile time warnings.
4226 * vax.h: Move prototypes to vax-protos.h. Fix compile time
4231 * vaxv.md: Likewise.
4233 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4235 * romp-protos.h: New file.
4237 * romp.c: Fix compile time warnings.
4239 * romp.h: Move prototypes to romp-protos.h. Fix compile time
4242 * romp.md: Likewise.
4244 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4246 * we32k-protos.h: New file.
4248 * we32k.c: Fix compile time warnings.
4250 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time
4253 2000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4255 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
4257 * except.c (eh_regs): Likewise.
4259 * final.c (output_operand): Likewise.
4261 * fold-const.c (target_isinf, target_isnan): Likewise.
4263 Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
4265 * i386.h (BIGGEST_ALIGNMENT): Set to 128.
4266 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
4268 * i386.md (memstr): Do not use rep stosb for counts divisible by 4
4270 (clrstrsi): Rewrite.
4271 (strsethi, strsetqi): New expanders.
4272 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
4273 (cmpstrsi): Emit compare insn before cmpstrsi_1
4274 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
4275 (strlensi_1): Likewise.
4276 (cmpstrsi_1): Likewise; do not output compare.
4277 (strlen expander): Do not unroll when optimizing for size.
4278 (*subsi3_carry): Rename to subsi3_carry
4279 (addqi3_cc): New pattern.
4280 * i386.h (processor_costs): Add move_ratio field.
4281 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
4282 * i386.c (*_cost): Set move_ratio.
4283 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
4284 (x86_expand_strlensi_1): Rewrite the main loop.
4286 2000-01-17 Richard Henderson <rth@cygnus.com>
4288 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
4289 * cse.c (find_comparison_args, fold_rtx): Likewise.
4290 * integrate.c (subst_constants): Likewise.
4291 * loop.c (get_condition): Likewise.
4293 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
4295 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
4297 2000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4299 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
4300 (RESTORE_WARN_FLAGS): Unpack it.
4301 Change semantic type of extension to ttype.
4302 * c-common.c (split_specs_attrs): Expect an INTEGER_CST.
4303 * c-parse.y, c-parse.c, objc/objc-parse.y,
4304 objc/objc-parse.c: Regenerate.
4306 2000-01-17 Zack Weinberg <zack@wolery.cumb.org>
4308 * fixinc/fixlib.c: Add copyright notice.
4309 (compile_re): New function.
4310 * fixinc/fixlib.h: Prototype compile_re.
4312 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
4313 Use compile_re to compile regular expressions.
4315 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec
4316 where the pattern matched.
4318 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
4320 (ultrix_ansi_compat): Likewise.
4321 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
4323 (interactv_add2, interactv_add3): Delete.
4324 (x11_sprintf): Don't use filename glob.
4325 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
4328 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4330 * print-rtl.c: PROTO -> PARAMS.
4332 * reg-stack.c: Likewise.
4333 * resource.c: Likewise.
4334 * sdbout.h: Likewise.
4335 * simplify-rtx.c: Likewise.
4336 * stor-layout.c: Likewise.
4337 * stupid.c: Likewise.
4338 * xcoffout.c: Likewise.
4339 * xcoffout.h: Likewise.
4341 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4343 * toplev.c: PROTO -> PARAMS.
4344 * toplev.h: Likewise.
4347 * unroll.c: Likewise.
4348 * varasm.c: Likewise.
4349 * varray.c: Likewise.
4350 * varray.h: Likewise.
4352 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4354 * reload.c: PROTO -> PARAMS.
4355 * reload.h: Likewise.
4356 * reload1.c: Likewise.
4357 * reorg.c: Likewise.
4358 * resource.h: Likewise.
4361 * rtlanal.c: Likewise.
4362 * sbitmap.h: Likewise.
4363 * sdbout.c: Likewise.
4364 * stack.h: Likewise.
4366 * system.h: Likewise.
4368 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4370 * machmode.h: PROTO -> PARAMS.
4371 * mbchar.h: Likewise.
4372 * mips-tdump.c: Likewise.
4373 * mips-tfile.c: Likewise.
4374 * optabs.c: Likewise.
4375 * output.h: Likewise.
4376 * prefix.c: Likewise.
4377 * profile.c: Likewise.
4378 * protoize.c: Likewise.
4380 * recog.c: Likewise.
4381 * recog.h: Likewise.
4382 * regclass.c: Likewise.
4383 * regmove.c: Likewise.
4386 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4388 * ggc-common.c: PROTO -> PARAMS.
4389 * ggc-page.c: Likewise.
4390 * ggc-simple.c: Likewise.
4392 * global.c: Likewise.
4393 * graph.c: Likewise.
4394 * gthr-win32.h: Likewise.
4395 * haifa-sched.c: Likewise.
4396 * halfpic.h: Likewise.
4397 * integrate.c: Likewise.
4398 * integrate.h: Likewise.
4401 * local-alloc.c: Likewise.
4405 2000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4407 * genattr.c: PROTO -> PARAMS.
4408 * genattrtab.c: Likewise.
4409 * gencheck.c: Likewise.
4410 * gencodes.c: Likewise.
4411 * genconfig.c: Likewise.
4412 * genemit.c: Likewise.
4413 * genextract.c: Likewise.
4414 * genflags.c: Likewise.
4415 * gengenrtl.c: Likewise.
4416 * genopinit.c: Likewise.
4417 * genoutput.c: Likewise.
4418 * genpeep.c: Likewise.
4419 * genrecog.c: Likewise.
4421 2000-01-16 Mark Mitchell <mark@codesourcery.com>
4423 * tree.h (BINFO_VPTR_FIELD): Augment documentation.
4425 2000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4427 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
4428 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
4429 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
4430 * configure, config.in: Rebuilt.
4432 2000-01-16 Zack Weinberg <zack@wolery.cumb.org>
4434 * config/i386/i386.md: Add peephole to merge successive stack
4437 Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com)
4439 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before
4440 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
4441 when walking backwards to find all the parameter loads when
4442 the basic block ends in a call.
4444 2000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4446 * loop.c (this_loop_info): Delete.
4447 (uid_loop): Add in place of uid_loop_num. All uses updated.
4448 (loop_number_exit_count): Delete and replace with entry in loop
4449 structure. All uses updated.
4450 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4451 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4452 (loop_outer_loop): Likewise.
4453 (loop_invalid, loop_number_exit_labels): Likewise.
4454 (loop_used_count_register): Delete and replace with entry in
4455 loop_info structure.
4456 (find_and_verify_loops): Add loops argument.
4457 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
4458 loop_end, etc. arguments with loop structure pointer. All callers
4460 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
4461 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
4462 (load_mems_and_recount_loop_regs_set, load_mems): Likewise.
4463 (insert_bct): Likewise.
4464 (basic_induction_var): New argument level.
4465 * loop.h (struct loop_info): Delete fields num, loops_enclosed,
4466 vtop, and cont. Add used_count_register.
4467 (uid_loop): Delete declaration.
4468 (loop_number_exit_count): Likewise.
4469 (loop_number_loop_starts, loop_number_loop_ends): Likewise.
4470 (loop_number_loop_cont, loop_number_cont_dominator): Likewise.
4471 (loop_outer_loop, loop_used_count_register): Likewise.
4472 (loop_invalid, loop_number_exit_labels): Likewise.
4473 (unroll_loop): Replace loop_start and loop_end arguments
4474 with loop structure pointer.
4475 (loop_precondition_p, loop_iterations): Likewise.
4476 Include basic-block.h.
4477 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
4478 with loop structure pointer.
4479 (loop_precondition_p, loop_iterations): Likewise.
4480 * basic-block.h (struct loop): New entries vtop, cont,
4481 cont_dominator, start, end, top, scan_start, exit_labels,
4483 * Makefile.in (LOOP_H): Add basic-block.h to dependencies.
4485 2000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4487 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
4489 2000-01-14 Nathan Sidwell <sidwell@codesourcery.com>
4491 * config.in: Rebuilt for 2000-01-13 change to acconfig.h.
4493 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4495 * pdp11-protos.h: New file.
4497 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
4500 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
4503 * pdp11.md: Likewise.
4507 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4509 * mn10300-protos.h: New file.
4511 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
4514 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
4517 * mn10300.md: Likewise.
4519 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4521 * mn10200-protos.h: New file.
4523 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
4526 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
4529 * mn10200.md: Likewise.
4531 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4533 * h8300-protos.h: New file.
4535 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile
4538 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time
4541 * h8300.md: Likewise.
4543 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4545 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
4546 (asm_emit_uninitialised): Likewise.
4548 2000-01-13 Gavin Romig-Koch <gavin@cygnus.com>
4550 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
4551 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
4553 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4555 * config/mips/mips.c (override_options): Don't turn on extra
4556 alignment for mips16.
4558 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4560 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
4561 eabi, and make sure queued POSTINCREMENT rtl is emitted at
4564 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4566 * builtins.c (PAD_VARARGS_DOWN): Define.
4567 (std_expand_builtin_va_arg): Use the above macro.
4568 * config/mips/mips.h (PAD_VARARGS_DOWN): Define.
4569 * tm.texi (Register Arguments): Document the above macro.
4571 2000-01-14 Nick Clifton <nickc@cygnus.com>
4573 * emit-rtl.c (emit_insn): If checking is enabled, make sure
4574 that this function has not been used to emit a jump
4577 * jump.c (return_jump_1): Cope with being passed a null rtx.
4579 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4581 * eh-common.h: PROTO -> PARAMS.
4582 * emit-rtl.c: Likewise.
4583 * errors.c: Likewise.
4584 * errors.h: Likewise.
4585 * except.c: Likewise.
4586 * except.h: Likewise.
4587 * explow.c: Likewise.
4588 * expmed.c: Likewise.
4591 * final.c: Likewise.
4592 * fix-header.c: Likewise.
4594 * fold-const.c: Likewise.
4595 * function.c: Likewise.
4596 * function.h: Likewise.
4598 * gcov-io.h: Likewise.
4602 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4604 * sh-protos.h: New file.
4606 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
4607 Add static prototypes. Fix compile time warnings.
4609 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
4613 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4615 * arc-protos.h: New file.
4617 * arc.c: Include tm_p.h. Add static prototypes. Fix compile
4620 * arc.h: Move prototypes to arc-protos.h. Fix compile time
4625 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4627 * dsp16xx-protos.h: New file.
4629 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
4632 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
4635 * dsp16xx.md: Likewise.
4637 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4639 * convex-protos.h: New file.
4641 * convex.c: Include tm_p.h. Add static prototypes. Fix compile
4644 * convex.h: Move prototypes to convex-protos.h. Fix compile time
4647 2000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4649 * elxsi-protos.h: New file.
4651 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
4654 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
4657 * elxsi.md: Likewise.
4659 2000-01-14 Clinton Popetz <cpopetz@cygnus.com>
4661 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
4662 case for moving from HI/LO/HI_LO_REG. This makes the behavior
4663 match the comment for MIPS16.
4665 Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com)
4667 * flow.c (split_edge): Do not call set_block_for_insn if we
4668 do not have a basic_block_for_insn structure.
4670 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
4671 and destination functions are 32bit aligned within the trampoline.
4672 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
4673 (TRAMPOLINE_ALIGNMENT): Define.
4675 * cse.c (cse_insn): When changing (set (pc) (reg)) to
4676 (set (pc) (label_ref)), verify the change creates a valid insn.
4678 * fr30.c (call_operand): Tighten and rework to match rules for
4679 call RTL expressions.
4680 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
4681 * fr30.md (call patterns): Improve constraints.
4683 Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com>
4685 * fr30.c (fr30_expand_epilogue): Revert last change.
4686 Use emit_jump_insn for the return insn.
4688 Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com>
4689 Stan Cox <scox@cygnus.com>
4691 * predict.c: New file. Preliminary infrastructure work for static
4692 branch prediction and basic block reordering.
4693 * basic-block.h: Add prototype for estimate_probability.
4694 * Makefile.in: Add rules for predict.o.
4696 2000-01-13 Jason Merrill <jason@yorick.cygnus.com>
4698 * fixincludes (va_list): Use __not_va_list__ for the dummy.
4699 * fixinc/*: Likewise.
4701 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4703 * cccp.c: PROTO -> PARAMS.
4705 * collect2.c: Likewise.
4706 * combine.c: Likewise.
4707 * convert.h: Likewise.
4709 * dbxout.c: Likewise.
4710 * dbxout.h: Likewise.
4711 * diagnostic.c: Likewise.
4712 * doprint.c: Likewise.
4713 * dwarf2out.c: Likewise.
4714 * dwarf2out.h: Likewise.
4715 * dwarfout.c: Likewise.
4716 * dwarfout.h: Likewise.
4717 * dyn-string.h: Likewise.
4719 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4721 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
4722 macro conditionals guarding use.
4724 * dwarf2out.c: Include "tm_p.h".
4726 * function.c (locate_and_pad_parm): Mark parameter with
4728 (expand_function_end): Likewise for variable `context'.
4730 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
4732 2000-01-13 Nick Clifton <nickc@cygnus.com>
4734 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
4735 register to prevent compile time warnings.
4737 2000-01-13 Zack Weinberg <zack@wolery.cumb.org>
4739 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
4740 to avoid -Wtraditional warning.
4742 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4744 * 1750a-protos.h: New file.
4746 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
4749 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
4752 * 1750a.md: Likewise.
4754 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4756 * a29k-protos.h: New file.
4758 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile
4761 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time
4764 2000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4766 * clipper-protos.h: New file.
4768 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile
4771 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time
4774 Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
4776 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
4778 2000-01-13 Nathan Sidwell <sidwell@codesourcery.com>
4780 * configure.in (--enable-new-gxx-abi): New option.
4781 * acconfig.h (ENABLE_NEW_GXX_ABI): New define.
4782 * Makefile.in (GXX_ABI_FLAG): New variable.
4783 * configure: Regenerate.
4785 2000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4787 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
4788 * tm.texi (FORCE_STRUCT_BLK): Document.
4789 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
4791 Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com>
4793 * config/ns32k/ns32k.md: Revert Jan 9 change.
4795 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test
4796 to a mode-test, if the predicate is address_operand.
4798 Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com)
4800 * combine.c (if_then_else_cond): Be careful about what kinds
4801 of RTL expressions are passed to operand_subword.
4803 * flow.c (split_edge): If we have to insert a new jump, make
4804 sure to associate it with a basic block.
4806 * flow.c (commit_one_edge_insertion): A block with one successor
4807 can end in a JUMP_INSN that is not a simplejump.
4809 2000-01-12 Robert Lipe <robertl@sco.com>
4811 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
4812 (BUILD_VA_LIST_TYPE): Define.
4813 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
4816 2000-01-12 Jason Merrill <jason@casey.cygnus.com>
4818 * cccp.c (do_pragma): Add cast to (char *).
4820 2000-01-12 Richard Henderson <rth@cygnus.com>
4821 Fred Fish <fnf@be.com>
4822 Jason Merrill <jason@cygnus.com>
4824 * configure.in (i?86-*-beos{pe,elf,}*): Recognize.
4825 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
4826 * i386/beos-elf.h, i386/beos-pe.h: New files.
4828 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
4829 * cross-make (SYSTEM_HEADER_DIR): Define using
4830 CROSS_SYSTEM_HEADER_DIR.
4832 * gcc.c (LIBRARY_PATH_ENV): Provide default.
4833 (process_command): Use it.
4834 (main): Likewise. Kill trailing = from env vars.
4835 (build_search_list): Put it back.
4836 * collect2.c (main): Use LIBRARY_PATH_ENV.
4838 * configure.in (GCC_NEED_DECLARATIONS): Add environ.
4839 * toplev.c: Use NEED_DECLARATION_ENVIRON.
4841 * tm.texi (Frame Layout): Document SMALL_STACK.
4842 * c-common.c (c_common_nodes_and_builtins): Check it.
4844 * system.h: Undef alloca after including glibc's <stdlib.h>,
4845 if USE_C_ALLOCA is defined.
4847 * gcc.c (set_input): New fn.
4848 (main): After all input files are compiled, reset the input file
4851 * aclocal.m4 (rindex, index): If already defined, don't attempt
4854 * ginclude/varargs.h: (__va_list__): Define ifndef.
4855 * ginclude/stdarg.h: Likewise.
4857 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
4858 instead of unsigned char.
4860 * hash.h (true, false, boolean): Undef before enum.
4862 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
4863 proper type of "HOST_WIDE_INT *", rather than their natural type of
4864 "unsigned HOST_WIDE_INT *".
4866 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4868 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
4870 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
4872 * regclass.c (choose_hard_reg_mode): Likewise.
4874 * reload.c (find_valid_class, strict_memory_address_p): Likewise.
4876 * reorg.c (optimize_skip): Wrap prototype in macro conditionals.
4878 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4880 * c-common.c: PROTO -> PARAMS.
4881 * c-common.h: Likewise.
4882 * c-decl.c: Likewise.
4883 * c-iterate.c: Likewise.
4884 * c-lang.c: Likewise.
4885 * c-lex.c: Likewise.
4886 * c-lex.h: Likewise.
4887 * c-parse.in: Likewise.
4888 * c-pragma.c: Likewise.
4889 * c-pragma.h: Likewise.
4890 * c-tree.h: Likewise.
4891 * c-typeck.c: Likewise.
4892 * objc/objc-act.c: Likewise.
4893 * objc/objc-act.h: Likewise.
4895 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4897 * m88k-protos.h: New file.
4899 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile
4902 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
4904 * m88k.md: Likewise.
4906 * tekXD88.h: Likewise.
4908 2000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4910 * m68k-protos.h: New file.
4912 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile
4915 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
4917 * mot3300.h: Likewise.
4919 2000-01-12 Richard Earnshaw <rearnsha@arm.com>
4921 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to
4923 (extract_bitlist): Declare bitlen.
4925 2000-01-12 Zack Weinberg <zack@wolery.cumb.org
4927 * cccp.c: Accept and ignore -lang-fortran.
4929 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
4930 qualifiers don't match at any level of pointerness.
4932 2000-01-12 Robert Lipe <robertl@sco.com>
4934 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
4936 2000-01-12 Bernd Schmidt <bernds@cygnus.co.uk>
4938 * reload1.c (reload_reg_unavailable): New static variable.
4939 (reload_reg_free_p): Test it.
4940 (reload_reg_free_for_value_p): Test it instead of
4942 (choose_reload_regs_init): Compute it.
4944 Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com)
4946 * reorg.c (fill_slots_from_thread): Check modified_in_p
4949 Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com>
4951 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
4952 these nodes even if INTERNALS is not set.
4954 Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com>
4956 * gcse.c (delete_null_pointer_checks_1): Cope when
4957 get_condition cannot determine the condition.
4959 2000-01-12 Gabriel Dos Reis <gdr@codesourcery.com>
4961 * toplev.h (set_message_length): Declare.
4963 * diagnostic.c (obstack_chunk_alloc): Define macro.
4964 (obstack_chunk_free): Likewise.
4965 (struct output_buffer): New data structure.
4967 (output_maximum_width): New variable.
4968 (doing_line_wrapping, set_message_length, init_output_buffer,
4969 get_output_prefix, output_space_left, emit_output_prefix,
4970 output_newline, output_append, output_puts, dump_output,
4971 vbuild_message_string, build_message_string, build_location_prefix,
4972 voutput_notice, output_printf, line_wrapper_printf,
4973 vline_wrapper_message_with_location): New functions. Implement
4974 automatic line wrapping.
4975 (v_message_with_decl): Make it handle automatic line wrapping.
4976 (v_error_with_file_and_line): Likewise.
4977 (v_warning_with_file_and_line): Likewise.
4978 (announce_function): Likewise.
4979 (default_print_error_function): Likewise.
4981 2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
4983 * cpplib.h (struct cpp_options): Change lang_asm to char.
4985 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
4986 done in cpp_handle_option now.
4987 (initialize_builtins): Take out special case code used only by
4989 (cpp_handle_option): Turn off trigraphs and trigraph warnings
4990 if -traditional. Recognize -lang-fortran and set
4991 lang_fortran, also turn off cplusplus_comments.
4992 (print_help): Document -lang-fortran.
4993 * cpplib.c (handle_directive): Ignore `# 123 "file"' if
4994 lang_asm. Ignore all directives other than `# 123 "file"' if
4996 (cpp_get_token): If -traditional, don't recognize directives
4997 unless the # is in column 1.
4998 (parse_string): If lang_fortran or lang_asm, silently
4999 terminate strings ('' or "") at end of line.
5000 Remove unnecessary braces.
5002 2000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5003 Richard Henderson <rth@cygnus.com>
5005 * resource.c (mark_referenced_resources): Mark a set strict_low_part
5007 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
5008 strict_low_part when possible.
5010 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5012 * alias.c: PROTO -> PARAMS.
5013 * basic-block.h: Likewise.
5014 * bitmap.c: Likewise.
5015 * bitmap.h: Likewise.
5016 * builtins.c: Likewise.
5017 * c-aux-info.c: Likewise.
5018 * caller-save.c: Likewise.
5019 * calls.c: Likewise.
5021 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5023 * Makefile.in (toplev.o): Depend on regs.h.
5025 * output.h (tdesc_section): Prototype.
5027 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
5029 * sdbout.c: Include "tm_p.h".
5031 * toplev.c: Include "regs.h".
5033 Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com>
5035 * unroll.c (unroll_loop): Add EH support.
5037 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5039 * pa-protos.h: New file.
5041 * pa.c: Include recog.h and tm_p.h.
5042 (compute_zdepwi_operands, compute_movstrsi_length,
5043 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
5044 find_addr_reg, import_milli): Add static prototypes.
5045 (pa_cpu_string, pa_arch_string): Constify a char*.
5046 (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
5047 (read_only_operand): Add argument `mode'.
5048 (singlemove_string, output_move_double, output_fp_move_double,
5049 output_block_move, output_and, output_ior, output_ascii,
5050 remove_useless_addtr_insns, milli_names, output_mul_insn,
5051 output_div_insn, output_mod_insn, output_arg_descriptor,
5052 output_cbranch, output_bb, output_bvb, output_dbra, ,
5053 output_millicode_call, output_call, hppa_encode_label,
5054 output_parallel_movb, output_parallel_addb): Constify a char*.
5055 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
5056 (output_parallel_addb): Remove extra arg to `constrain_operands'
5058 * pa.h: Move all prototypes to pa-protos.h.
5059 (pa_cpu_string, pa_arch_string): Constify a char*.
5060 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
5062 * pa.md: Call `function_label_operand' with mode argument.
5063 Likewise for `read_only_operand'.
5064 Fix nesting of parens in call to `symbolic_operand'.
5066 2000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5068 * i860-protos.h: New file.
5070 * i860.c: Include tm_p.h. Add static prototypes. Fix compile
5073 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
5075 * i860.md: Likewise.
5077 Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz>
5079 * i386.md (movstrsi expander): Rewrite.
5080 (movstrsi_1 insn): Deleted.
5081 (strmovhi, strmovqi expander): New expanders.
5082 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
5083 * i386.c (x86_single_stringop): New global variable.
5084 * i386.h (x86_single_stringop): Declare.
5085 (TARGET_SINGLE_STRINGOP): New macro.
5087 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5089 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
5090 integer vararg POSTINCREMENT before the destination of the jump
5091 for the hard fp case.
5092 (function_arg_pass_by_reference): Pass a copy of CUM to
5095 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
5096 for CONSTANT_ADDRESS_P above while loop for subreg.
5098 2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
5100 * flow.c (propagate_block): When a prologue/epilogue insn
5101 is marked dead, unconditionally clear libcall_is_dead and
5102 insn_is_dead, and only dump rtl if warnings aren't being
5105 Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
5107 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
5108 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
5109 (FIXED_REGISTERS): Set dirflag as fixed.
5110 (CALL_USED_REGISTERS): Set dirflag as used.
5111 (REG_ALLOC_ORDER): Set dirflag as last one.
5112 (DIRFLAG_REG): New macro.
5113 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
5114 (HI_REGISTER_NAMES): Add dirflag.
5115 (DEBUF_PRINT_REG): Handle dirflag.
5116 * i386.md (type attribute): New cld and str types.
5117 (length_opcode attribute): Set cld and str to 1.
5118 (memory attribute): Set str to unknown - it is not clear from the
5120 (pent_np function unit): Prefixed string operations takes 12 cycles
5121 minimally; cld takes 2 cycles.
5122 (ppro_uops attribute): Str is "many" and cld is "few".
5123 (ppro_p0 unit): Handle cld here.
5124 (k6_alux unit): Handle cld and str types.
5125 (k6_load unit): It is ocupied by str opcodes.
5126 (k6_store unit): It is ocupied by str opcodes.
5127 (athlon_decode): Str is vector decoded.
5128 (athlon_ieu): Handle str and cld.
5130 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
5131 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
5132 cmpstrsi_nz_1 insn): Do not output cld instruction
5134 Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org>
5136 * gcc.texi (G++ and GCC): Add Java and Chill.
5137 (Bug Critera): Don't list languages.
5139 * gcc.texi (Incompatibilities): No longer claim most C compilers
5142 * gcc.texi (G++ and GCC): Update other front-ends list.
5144 Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com)
5146 * i386.c (ix86_expand_setcc): Fix typo.
5147 (ix86_expand_movcc): Similarly.
5149 * Band-aid until haifa's bitset implementation is nuked.
5150 * haifa-sched.c (extract_bitlst): New parameter for size of the
5151 bitset in bits. All callers changed. Avoid looking at undefined
5153 (edgeset_bitsize): New variable.
5154 (schedule_region): Initialize edgeset_bitsize.
5156 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5158 * Makefile.in (optabs.o): Depend on real.h
5159 (resource.o): Depend on insn-attr.h
5161 * builtins.c (result_vector): Wrap prototype in macro conditions
5162 governing definition and use.
5164 * c-common.c: Include tm_p.h.
5166 * c-lex.c: Likewise.
5168 * elfos.h: Constify a char*.
5170 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
5171 (get_attr_length, shorten_branches, profile_after_prologue): Mark
5172 parameter with ATTRIBUTE_UNUSED.
5174 * fold-const.c (exact_real_inverse): Wrap variable `i' in
5177 * haifa-sched.c (schedule_insns): Mark parameter with
5180 * optabs.c: Include real.h.
5182 * real.h (ereal_atof): Add prototype arguments.
5184 * resource.c: Include insn-attr.h.
5186 * sdbout.c (sdbout_queue_anonymous_type,
5187 sdbout_dequeue_anonymous_types): Wrap in macro
5188 SDB_ALLOW_FORWARD_REFERENCES.
5189 (sdbout_init, sdbout_start_new_source_file): Mark parameter with
5192 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
5194 * stupid.c: Include tm_p.h.
5196 * tree.c (real_value_from_int_cst): Mark parameter with
5199 2000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5201 * i960-protos.h: New file.
5203 * i960.c: Include tm_p.h. Add static prototypes. Fix compile
5206 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
5208 2000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5210 * combine.c (expand_field_assignment): Do not discard SUBREGs
5211 while computing nonzero_bits.
5213 2000-01-09 Nick Clifton <nickc@cygnus.com>
5215 * config/arm/arm.c: Fix compile time warnings about signed vs
5217 * config/arm/arm.h: Fix compile time warnings about signed vs
5220 2000-01-09 Philip Blundell <philb@gnu.org>
5222 * config/arm/arm.c (output_return_instruction): Use `ldr' rather
5223 than `ldm' with only one register.
5224 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with
5227 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
5230 Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com>
5232 * config/ns32k/ns32k.md (load or push effective address): Operand 1
5235 2000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5237 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5238 assignment used as truth value.
5240 * function.c (assign_temp): Mark parameter `dont_promote' with
5241 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
5242 PROMOTE_FOR_CALL_ONLY.
5244 * genrecog.c (write_subroutine): Mark variable `operands' with
5247 * optabs.c (prepare_cmp_insn): Mark parameter `align' with
5250 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
5251 (sdbout_begin_block, sdbout_end_block): Likewise for `file'.
5253 * toplev.c (note_deferral_of_defined_inline_function): Likewise
5256 2000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5258 * config/c4x.h: Tidy up comments.
5259 * config/c4x.c: Likewise.
5261 Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com)
5263 * fold-const.c (lshift_double, rshift_double): Handle
5264 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
5266 2000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5268 * toplev.c (rest_of_compilation): Initialize cse_not_expected as
5269 in prepare_function_start().
5271 Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com>
5273 * config/v850/v850.c (expand_epilogue): Interrupt functions no
5274 longer allocate extra stack for function calls.
5276 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5278 * config/c4x/c4x.md (*subqf3_set): Fix typo.
5280 2000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5282 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
5284 2000-01-07 David Edelsohn <edelsohn@gnu.org>
5286 * rs6000.c (processor_target_table): Add power3 as alias for 630.
5287 * aix43.h: Revert Aug 2 change.
5288 (HAS_INIT_SECTION): Define, not visible yet.
5289 (LD_INIT_SWITCH): Define, not visible yet.
5290 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
5292 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
5294 * collect2.c (main): Expand ld2 size further.
5295 (export_object_lst): Cast assignment to avoid warning.
5296 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
5297 (scan_prog_file, COFF): Do not collect initialization or
5298 finalization functions generated for entire shared object if
5299 init/fini support present.
5301 2000-01-07 Nick Clifton <nickc@cygnus.com>
5303 * config/elfos.h: Tidy up formatting of marcos. Make sure
5304 that .section directives are always prefixed by a tab.
5306 * config/svr4.h: Add #include "elfos.h" and remove duplicate
5309 2000-01-07 Matt Austern <austern@sgi.com>
5311 * fold-const.c (real_hex_to_f): Remove duplicate declaration of
5314 Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com)
5316 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
5318 (crtbegin.o, s-crtS): Likewise.
5320 2000-01-06 Richard Henderson <rth@cygnus.com>
5322 * alpha.md (adddi_2+1): Limit offset such that it will be
5323 loadable with a single ldah+lda pair.
5324 (adddi_2+2): Explicitly fail split if we can't make it work.
5326 2000-01-06 Mumit Khan <khan@xraylith.wisc.edu>
5328 * protoize.c: Conditionally include unistd.h.
5329 (IS_SAME_PATH_CHAR): New macro.
5330 (IS_SAME_PATH): New macro.
5331 (CPLUS_FILE_SUFFIX): New macro.
5332 (cplus_suffix): New static variable.
5333 (is_abspath): New static function.
5334 (in_system_include_dir): Handle DOS style pathnames.
5335 (file_could_be_converted): Likewise.
5336 (file_normally_convertible): Likewise.
5337 (directory_specified_p): Likewise.
5338 (file_excluded_p): Likewise.
5339 (abspath): Likewise.
5340 (shortpath): Likewise.
5341 (referenced_file_is_newer): Likewise.
5342 (save_def_or_dec): Likewise.
5343 (do_processing): Likewise.
5345 (edit_file): Likewise. Use rename instead of link.
5346 (rename_c_file): Likewise. Don't rename syscalls file.
5347 (munge_compile_params): Define null device for DOS based systems.
5348 (process_aux_info_file): Use binary mode if appliable.
5349 (edit_file): Likewise.
5350 * invoke.texi (Running Protoize): Document C++ suffixes used.
5352 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
5353 IS_DIR_SEPARATOR macros.
5354 * collect2.c: Likewise.
5355 * cppinit.c: Likewise.
5356 * dwarf2out.c: Likewise.
5359 * prefix.c: Likewise.
5361 * toplev.c: Likewise.
5362 * system.h: And move to here.
5364 * prefix.c (update_path): Fix typo in variable name.
5366 2000-01-06 Richard Henderson <rth@cygnus.com>
5368 * flow.c (mark_set_1): Use loop_depth+1 as reference weight.
5369 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
5370 (count_reg_sets_1, count_reg_references): Likewise.
5371 (flow_loops_level_compute): Start counting actual loop depth at 1.
5372 (flow_loops_find): Likewise.
5373 * local-alloc.c (update_equiv_regs): Likewise.
5374 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
5376 2000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
5378 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
5379 FIRST_PSEUDO_REGISTER
5380 * dwarf2out.c: Don't include frame.h
5381 * dwarfout.c: Likewise
5382 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
5385 Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz>
5387 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
5390 * i386.c (movsf splitter): Fix typo in my last checkin.
5392 2000-01-05 Nick Clifton <nickc@cygnus.com>
5394 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their
5395 own definition of this macro.
5396 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
5397 flag_data_sections or UNIQUE_SECTION_P are true.
5399 * tm.texi (UNIQUE_SECTION): Document that it can be called for
5400 unitialised data decls.
5402 * config/i386/winnt.c (i386_pe_unique_section): Cope with
5403 being called for uninitialised data.
5405 * config/i386/interix.c (i386_pe_unique_section): Cope with
5406 being called for uninitialised data.
5408 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called
5409 for uninitialised data.
5411 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
5412 for uninitialised data.
5414 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
5415 for uninitialised data.
5417 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
5418 (UNIQUE_SECTION_P): Always generate a unique section if
5419 flag_data_sections is true.
5420 (UNIQUE_SECTION): Also generate unique sections for
5422 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
5423 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
5426 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5428 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
5431 2000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5433 * config/c4x/c4x.md (udivqi3, divqi3): Delete.
5434 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
5435 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
5436 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
5437 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
5439 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
5441 2000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu>
5443 * c-decl.c (finish_enum): Simplify code to determine minimum and
5444 maximum values of the enum, and calculate the type. Remove check
5445 for FUNCTION_DECLs in the values list, which cannot happen. Replace
5446 the DECL_INITIAL of each enumeration constant with a copy converted
5447 to the enumeration type. When updating variant types, don't bother
5448 updating the type itself.
5450 * c-typeck.c (build_binary_op): Simplify conditional expressions
5451 when weeding out spurious signed-unsigned warnings. Add new
5452 spurious warning category: if the unsigned quantity is an enum
5453 and its maximum value fits in signed_type(result_type). Update
5455 (build_conditional_expr): Warn here if one alternative is signed
5456 and the other is unsigned.
5458 2000-01-05 Nick Clifton <nickc@cygnus.com>
5460 * config/fr30/fr30.h: Remove extraneous comments.
5462 2000-01-05 Bernd Schmidt <bernds@cygnus.co.uk>
5464 * reload1.c (choose_reload_regs): When disabling a reload, also
5465 set reload_spill_index to -1.
5467 2000-01-04 Joel Sherrill (joel@OARcorp.com>
5469 * configure.in (m68*-*-rtemscoff*): New target, formal name for
5471 (m68*-*-rtemself*): New target.
5472 (mips64orion-*-rtems*): Remove duplicate definition of tm_file.
5473 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
5474 (sparc*-*-rtemself*): New target.
5475 (sparc*-*-rtems*): Now elf not a.out.
5476 * config/i386/rtems.h: Include config/rtems.h.
5477 * config/i386/rtemself.h: Include config/rtems.h.
5478 * config/i960/rtems.h: Include config/rtems.h.
5479 * config/m68k/rtems.h: Include config/rtems.h.
5480 * config/m68k/rtemself.h: Include config/rtems.h.
5481 * config/mips/rtems64.h: Include config/rtems.h.
5482 * config/pa/rtems.h: Include config/rtems.h.
5483 * config/rs6000/rtems.h: Include config/rtems.h.
5484 * config/sh/rtems.h: Include config/rtems.h.
5485 * config/sh/rtemself.h: Include config/rtems.h.
5486 * config/sparc/rtems.h: Include config/rtems.h.
5487 * config/sparc/rtemself.h: Include config/rtems.h
5489 Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru>
5491 * final.c (shorten_branches): Correctly compute length of
5492 asms without operands.
5494 Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com>
5496 * configure.in: Add pj target.
5497 * configure: Regenerate.
5498 * config/pj: New directory.
5499 * config/pj/lib1funcs.S: New file.
5500 * config/pj/linux.h: New file.
5501 * config/pj/pj.c: New file.
5502 * config/pj/pj.md: New file.
5503 * config/pj/pjl.h: New file.
5504 * config/pj/t-pj: New file.
5505 * config/pj/xm-pj.h: New file
5507 Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com)
5509 * toplev.c (rest_of_compilation): Run shorten-branches before
5512 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5514 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behaviour of
5515 macros so that they're consistent with their names.
5516 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5517 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
5519 2000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5521 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
5522 modified inadvertently.
5524 2000-01-04 Joel Sherrill <joel@OARcorp.com>
5526 * configure.in (v850*-*-rtems*): New target.
5527 * configure: Regenerate.
5528 * config/v850/rtems.h: New file.
5530 2000-01-04 Mumit Khan <khan@xraylith.wisc.edu>
5532 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
5533 (__gthread_key_create): Likewise.
5534 (__gthread_key_dtor): Likewise.
5535 (__gthread_once): Fix logic.
5536 (__gthread_key_delete): Cast away constness.
5538 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
5539 * invoke.texi: Document.
5540 * i386/mingw32.h (CPP_SPEC): Use.
5541 (LIBGCC_SPEC): Likewise.
5542 * i386/crtdll.h (LIBGCC_SPEC): Likewise.
5544 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5546 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
5547 (HANDLE_PRAGMA_PACK): Undefine.
5548 (SLOW_UNALIGNED_ACCESS): Define.
5550 2000-01-04 David Edelsohn <edelsohn@gnu.org>
5552 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5553 to default definition.
5554 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
5555 (store_fixed_bit_field): Call macro with word_mode and alignment.
5556 (extract_bit_field): Call macro with relevant mode and alignment.
5557 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
5558 to default definition.
5559 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
5561 (move_by_pieces_ninsns): Likewise.
5562 (clear_by_pieces): Likewise.
5563 (emit_push_insn): Likewise.
5564 (store_field): Call macro with relevant mode and alignment.
5565 (expand_expr): Likewise.
5566 (expand_expr_unaligned): Likewise.
5568 * rs6000.h (HANDLE_PRAGMA_PACK): Define.
5569 (SLOW_UNALIGNED_ACCESS): Define.
5570 (CASE_VECTOR_MODE): Always use 32-bit offsets.
5571 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
5572 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
5573 (toc_section): Likewise and .toc pseudo-op.
5574 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
5576 (TEXT_SECTION_ASM_OP): Likewise.
5577 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
5580 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
5581 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
5582 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
5583 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
5584 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
5586 Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com)
5588 * regclass.c: Revert my Jan 4 change to loop cost computation.
5590 Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5592 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
5595 2000-01-04 Stan Cox <scox@cygnus.com>
5597 * haifa-sched.c (build_control_flow): Change unreachable simple
5598 loop test to check if current block has only one predecessor.
5599 (find_rgns): Initialize degree. Use dest as degree index, not src.
5601 2000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5603 * builtins.c (expand_builtin_strlen): Initialize variable `icode'.
5605 * calls.c (expand_call): Likewise for
5606 `old_stack_arg_under_construction'.
5608 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
5610 * function.c (pad_to_arg_alignment): Likewise for `save_var' and
5613 * gcc.c (execute): Likewise for `ut' and `st'.
5615 * genattrtab.c (attr_rtx): Likewise for `rt_val'.
5617 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
5619 * jump.c (jump_optimize_1): Likewise for `temp2'.
5621 * local-alloc.c (block_alloc): Likewise for `r1'.
5623 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
5625 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
5626 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
5628 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
5631 * reload.c (find_reloads): Likewise for `goal_alternative_number'
5632 and `goal_earlyclobber'.
5634 * scan-decls.c (scan_decls): Likewise for `prev_id_end'.
5636 * sdbout.c (sdbout_one_type): Likewise for `member_scl'.
5638 * stupid.c (stupid_life_analysis): Likewise for `chain'.
5640 * unroll.c (copy_loop_body): Likewise for `copy'.
5642 * varasm.c (output_constructor): Likewise for `byte'.
5644 Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5646 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
5647 all FP constants for constant->reg moves.
5648 (ix86_split_to_parts): Try to convert memory address into immediate
5649 when available in the constant pool.
5650 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
5652 (LEGITIMATE_CONSTANT_P): Return 1.
5653 * i386.md (pushsf): New splitter to convert constant pool memory
5654 reference to immediate.
5655 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
5658 2000-01-04 Bernd Schmidt <bernds@cygnus.co.uk>
5660 * i386.md (ashlsi3_cmpno): Don't accept variables shifts.
5661 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
5662 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
5663 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
5664 rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
5666 2000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de>
5668 * ginclude/stdbool.h: Support compilation as C++.
5670 Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk>
5672 * fold-const.c (make_range): Don't try to reverse an unbounded range.
5674 Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com)
5676 * regclass.c (regclass): Properly compute loop_cost. Adjust
5679 * regclass.c: Fix minor whitespace problems.
5681 2000-01-03 Anthony Green <green@cygnus.com>
5683 * config/i386/i386.md (builtin_setjmp_receiver): New pattern.
5684 Restore the pic register if required.
5686 2000-01-03 Ulrich Drepper <drepper@cygnus.com>
5688 * c-common.c (format_char_info): Update comment.
5689 (check_format_info): Recognize 'z' modifier in the same way 'Z'
5690 was recognized. Emit warning for formats new in ISO C99 only
5691 if flag_isoc9x is not set.
5693 Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com>
5695 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
5697 Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz>
5699 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
5700 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
5701 (make_compound_operation): Choose cheaper alternative between
5702 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
5704 * regclass.c (op_costs): Remove global variable.
5705 (record_reg_classes): New parameter "op_costs" and "reg_pref".
5706 (record_operand_costs): Break out from ...
5707 (scan_one_insn): ... here.
5708 (dump_regclass): Make dumps nicer.
5709 (regclass): Dump preferrences choosed and changes done during passes.
5711 2000-01-03 Jakub Jelinek <jakub@redhat.com>
5713 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
5715 2000-01-03 Jakub Jelinek <jakub@redhat.com>
5717 * config/sparc/sparc.c (gen_df_reg): New function.
5718 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
5719 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
5720 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
5721 movtf_cc_reg_sp64+1): Use it.
5723 2000-01-02 Mark Mitchell <mark@codesourcery.com>
5725 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
5728 Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com>
5730 * config/i386/i386.c (ix86_expand_unary_operator): Function
5731 definition made void.
5732 (ix86_expand_binary_operator): Update outdated preceding comment.
5733 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update
5736 * config/i386/i386.c (override_options): Fix option-name typo.
5738 2000-01-02 Mark Mitchell <mark@codesourcery.com>
5740 * system.h (CEIL): Define.
5741 * builtins.c (CEIL): Remove.
5742 * expmed.c (CEIL): Likewise.
5743 * expr.c (CEIL): Likewise.
5744 * stor-layout.c (CEIL): Likewise.
5746 2000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5748 * expr.c (store_constructor_field): Fix typo introduced with last
5751 2000-01-01 Mark Mitchell <mark@codesourcery.com>
5753 * tree.h (BINFO_N_BASETYPES): New macro.
5755 2000-01-01 Bernd Schmidt <bernds@cygnus.co.uk>
5757 * expmed.c (emit_store_flag): Prevent losing a pending stack
5758 adjust the same way we prevent losing queued increments.
5760 Fri Dec 31 19:10:31 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5762 * function.c (update_temp_slot_address): Handle case where sum of
5763 temporary address plus offset in register is a valid address.
5765 1999-12-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5767 * genrecog.c (change_state) Corrected typo.
5769 1999-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5771 * system.h (bcopy, bcmp, bzero, index, rindex, atof, atol, free,
5772 getcwd, getenv, getwd, sbrk, strstr, malloc, calloc, realloc,
5773 strerror, getrlimit, setrlimit, abort): Add prototype arguments.
5775 1999-12-30 Bernd Schmidt <bernds@cygnus.co.uk>
5777 * i386.c (ix86_expand_fp_compare): In non-sahf non-TARGET_IEEE
5778 case, expand GT comparisons correctly. Fix a comment before this
5781 1999-12-30 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr>
5783 * dwarfout.c: Include "frame.h"
5784 * dwarf2out.c: Likewise.
5785 * Makefile.in (dwarfout.o): Depend on frame.h
5786 (dwarf2out.o): Likewise.
5788 1999-12-29 "Martin v. Loewis" <martin@loewis.home.cs.tu-berlin.de>
5790 Restore i386 binary compatibility in Dwarf EH info.
5791 * config/i386/i386.h (DWARF_FRAME_REGISTERS): Define as 17, the old
5792 value of FIRST_PSEUDO_REGISTER.
5793 * frame.h (DWARF_FRAME_REGISTERS): Default to FIRST_PSEUDO_REGISTER.
5794 (struct frame_state): Use DWARF_FRAME_REGISTERS.
5795 * dwarfout.c (output_reg_number): Ditto.
5796 * dwarf2out.c (reg_number, expand_builtin_init_dwarf_reg_sizes): Ditto.
5797 (DWARF_FRAME_RETURN_COLUMN): Default to DWARF_FRAME_REGISTERS.
5799 1999-12-29 Bruce Korb <autogen@linuxbox.com>
5801 * fixinc/fixincl.c(wait_for_pid): sometimes a WSTOPSIG of zero is OK
5802 * fixinc/fixincl.tpl(<hack>TEST_CT): Just do the existence test once
5803 (<hack>_RE_CT): not needed
5804 * fixinc/fixlib.c(is_cxx_header): moved from fixtests.c
5805 rewritten to scan the file text once only
5806 "template<..." test added
5807 * fixinc/fixlib.h(apply_fix_p_t): moved from fixtests.c
5808 (is_cxx_header): declaration added
5809 * fixinc/fixtests.c(is_cxx_header): removed
5810 (apply_fix_p_t): removed
5811 (double_slash_test): is_cxx_header is only called once now
5812 * fixinc/hackshell.tpl: indexing the fixes is now done under DEBUG
5813 * fixinc/inclhack.def(FIXINC_DEBUG): added for testing DEBUG state
5814 within the templates.
5815 The borken spelling of "broken" was fixed.
5816 * fixinc/inclhack.tpl: The $VERBOSE level is used on various messages
5817 The default level depends on FIXINC_DEBUG.
5819 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5821 * crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
5822 Otherwise provide a declaration for atexit.
5823 (init_dummy): Make sure dummy call to atexit is nevertheless
5824 called with correct number of args.
5826 * frame.c: Update comments referring to other files.
5828 * libgcc2.c: Likewise.
5830 1999-12-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5832 * cse.c (free_element, get_element): Remove unused prototypes.
5834 * fold-const.c (extract_muldiv): Initialize variables `op0' and
5837 * jump.c (invert_exp): Add explicit braces to avoid ambiguous
5840 Wed Dec 29 12:44:54 1999 Donald Lindsay <dlindsay@cygnus.com>
5842 * configure.in,configure: case arm for mn10200-*-* now sets
5843 float_format=i32 so that float.h will correctly claim "double"
5844 to be 32 bits. Ran autoconf to generate configure from .in file.
5846 Wed Dec 29 10:53:21 1999 Jeffrey A Law (law@cygnus.com)
5848 * pa.md (conditional zero): If op1 is a register, force it into
5849 the same register as op0.
5851 1999-12-28 Mark Mitchell <mark@codesourcery.com>
5853 * tree.h (BINFO_BASETYPES): Improve documentation.
5855 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5857 * configure.in (--enable-checking): Use a more portable `for'
5860 1999-12-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5862 * configure.in (AC_DECL_SYS_SIGLIST, xm-siglist.h,
5863 arm/xm-netbsd.h, NO_SYS_SIGLIST): Don't use.
5865 * xm-siglist.h, arm/xm-netbsd.h, mips/xm-news.h, mips/xm-sysv4.h:
5868 * gcc.texi (NO_SYS_SIGLIST, sys_siglist, SYS_SIGLIST_DECLARED):
5869 Delete descriptions.
5871 * i386/osf1elf.h, i386/xm-cygwin.h, i386/xm-mingw32.h, m68k/3b1.h,
5872 m68k/a-ux.h, m68k/dpx2.h, m68k/plexus.h, m68k/xm-hp320.h,
5873 m88k/xm-m88k.h, mips/x-sni-svr4, pa/xm-pa.h, pa/xm-pahpux.h,
5874 pa/xm-papro.h, we32k/xm-we32k.h, winnt/xm-winnt.h, xm-interix.h,
5875 xm-svr4.h: Remove all instances of sys_siglist handling.
5877 1999-12-27 Jakub Jelinek <jakub@redhat.com>
5879 * config/sparc/sparc.md (cmp_zero_qi,
5880 cmp_zero_extendqisi2_andcc_set, cmp_zero_qi_sp64,
5881 cmp_zero_extendqidi2_andcc_set): New patterns.
5883 1999-12-28 Manfred Hollstein <mhollstein@cygnus.com>
5885 * m68k/t-mot3300-gald (CROSS_LIBGCC1): Define to libgcc1-asm.a.
5886 (LIB1ASMSRC, LIB1ASMFUNCS, LIB2FUNCS_EXTRA): Define.
5887 (fpgnulib.c, xfgnulib.c): Add rules.
5888 * m68k/t-mot3300-gas: Likewise.
5890 1999-12-27 Ian Lance Taylor <ian@zembu.com>
5892 * configure.in: Avoid [[ by using test and changequote. Add
5893 changequote required by 1999-12-14 change.
5894 * configure: Rebuild.
5896 1999-12-27 Clinton Popetz <cpopetz@cygnus.com>
5898 * config/mips/mips.h: Fix typo from 12/17/99 libgcc2 fix.
5900 1999-12-27 Christophe Jaillet <jaillet.christophe@caramail.com>
5902 * alias.c (nonlocal_reference_p): Add else for disjoint ifs.
5903 * flow.c (find_use_as_address): Likewise.
5904 * function.c (fixup_var_refs_1): Likewise.
5905 (walk_fixup_memory_subreg, fixup_stack_1): Likewise.
5906 * jump.c (invert_exp, redirect_exp): Likewise.
5907 * loop.c (replace_call_address): Likewise.
5908 (count_nonfixed_reads): Likewise.
5909 * rtlanal.c (modified_between_p): Likewise.
5910 (modified_in_p, volatile_insn_p, volatile_refs_p): Likewise.
5911 (side_effects_p, replace_regs, jmp_uses_reg_or_mem): Likewise.
5912 * unroll.c (remap_split_bivs): Likewise.
5914 1999-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5916 * diagnostic.c (v_message_with_decl): Use .* format specifier
5917 instead of building the format specifier width manually.
5919 * system.h (strsignal): Don't check HAVE_STRSIGNAL when
5920 determining whether to provide a prototype. Remove the
5921 sys_siglist clause in the conditional.
5923 1999-12-23 Martin v. Löwis <loewis@informatik.hu-berlin.de>
5925 * fold-const.c (operand_equal_p): Use memcmp to compare string
5927 Suggested by D. J. Bernstein
5929 1999-12-17 Jakub Jelinek <jakub@redhat.com>
5931 * config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
5932 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
5934 * config/mips/mips.h (TARGET_64BIT): Likewise.
5935 * config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
5936 * libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
5937 of {SI,DI}type and DIunion. Define these types to QI/HI modes on
5938 dsps. Give routines proper names if SI/DI modes are not used.
5939 * longlong.h: Use DWunion instead of DIunion.
5941 1999-12-26 Zack Weinberg <zack@wolery.cumb.org>
5943 * acconfig.h: New ENABLE flags: TREE_CHECKING, RTL_CHECKING,
5944 GC_CHECKING, GC_ALWAYS_COLLECT.
5945 * configure.in: Allow --enable-checking with an argument
5946 listing check modes to enable.
5947 * config.in, configure: Rebuilt.
5948 * ggc-page.c, ggc-simple.c: Define GGC_POISON (and
5949 GGC_ALWAYS_VERIFY for ggc-simple.c) only if
5950 ENABLE_GC_CHECKING. Define GGC_ALWAYS_COLLECT only if
5951 ENABLE_GC_ALWAYS_COLLECT.
5952 * rtl.h, rtl.c: Change ENABLE_CHECKING to ENABLE_RTL_CHECKING
5954 * tree.h, tree.c: Change ENABLE_CHECKING to
5955 ENABLE_TREE_CHECKING throughout.
5957 Sun Dec 26 07:48:20 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5959 * fold-const.c (fold_truthop): Properly check for FP RHS.
5961 1999-12-24 Mark Mitchell <mark@codesourcery.com>
5963 * toplev.h (note_deferall_of_defined_inline_function): Declare.
5964 * toplev.c (note_deferral_of_defined_inline_function): New
5965 function, split out from ...
5966 (rest_of_compilation): ... here. Use it.
5968 Fri Dec 24 12:34:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5970 * expr.c (store_constructor): Don't call clear_storage if size is
5973 1999-12-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5975 * Makefile.in (toplev.o): Depend on loop.h.
5977 * dwarfout.c: Include tm_p.h.
5979 * emit-rtl.c (restore_emit_status): Mark parameter with
5982 * final.c (final_scan_insn): Likewise.
5984 * flow.c (flow_nodes_print, flow_exits_print, flow_loops_cfg_dump,
5985 flow_loop_nested_p, flow_loop_exits_find, flow_loop_nodes_find,
5986 flow_depth_first_order_compute, flow_loop_pre_header_find,
5987 flow_loop_tree_node_add, flow_loops_tree_build,
5988 flow_loop_level_compute, flow_loops_level_compute,
5989 flow_loop_outside_edge_p): Add prototypes.
5990 (recompute_reg_usage): Mark parameters with ATTRIBUTE_UNUSED.
5992 * ggc-callbacks.c (lang_mark_tree, lang_mark_false_label_stack):
5993 Mark with ATTRIBUTE_NORETURN.
5995 * hash.c (hash_newfunc): Mark parameter with ATTRIBUTE_UNUSED.
5997 * local-alloc.c (no_conflict_p): Likewise.
5999 * loop.c (insert_bct): Hide definitions of variables with hidden
6001 (note_reg_stored): Mark parameter with ATTRIBUTE_UNUSED.
6003 * regclass.c (memory_move_secondary_cost): Mark variable `mem'
6004 with ATTRIBUTE_UNUSED.
6005 (record_reg_classes): Mark parameter with ATTRIBUTE_UNUSED.
6006 (reg_scan): Likewise.
6008 * reload.c (find_reloads): Remove unused variables `changed'.
6010 * reload1.c (reload_reg_class_lower): Don't unnecessarily cast
6012 (allocate_reload_reg): Mark parameter with ATTRIBUTE_UNUSED.
6013 Remove unused variable `insn'.
6015 * toplev.c: Include loop.h.
6016 (report_file_and_line): Remove unnecessary prototype.
6018 * tree.c (build_block): Mark parameter with ATTRIBUTE_UNUSED.
6020 * unroll.c (biv_total_increment): Likewise.
6022 Thu Dec 23 23:15:22 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6024 * reload1.c (emit_input_reload_insns): Restore old behaviour
6025 wrt. 'special' reloads.
6027 1999-12-23 Zack Weinberg <zack@wolery.cumb.org>
6029 * Makefile.in (ggc-simple.c, ggc-page.c): Don't depend on
6030 hash.h. (cse.c): Don't depend on hashtab.h.
6032 * cse.c: Don't include hashtab.h.
6033 (hash_cse_reg_info, cse_reg_info_equal_p): Delete prototypes
6035 * ggc-simple.c: Don't include hash.h.
6037 1999-12-22 Jason Merrill <jason@casey.cygnus.com>
6039 * dwarf2out.c (add_abstract_origin_attribute): Call
6040 gen_abstract_function on our function context.
6042 Thu Dec 23 03:57:10 1999 Hans-Peter Nilsson <hp@bitrange.com>
6044 * Makefile.in (INTEGRATE_H): Fix typo: INTEGRATE_H, not INTREGRATE_H.
6046 1999-12-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6048 * config/c4x/c4x.c (c4x_address_cost): Add statement to default
6051 1999-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6053 * config/c4x/c4x.md (*addqi3_noclobber_reload): Change operand 0
6054 constraints to "a!r".
6056 1999-12-21 Mark Mitchell <mark@codesourcery.com>
6058 * Makefile.in (calls.o): Depend on function.h.
6059 (alias.o): Likewise.
6061 1999-12-21 Bernd Schmidt <bernds@cygnus.co.uk>
6063 * reload1.c (emit_reload_insns): Break out code and variables into...
6064 (input_reload_insns, other_input_address_reload_insns,
6065 other_input_reload_insns, input_address_reload_insns,
6066 inpaddr_address_reload_insns, output_reload_insns,
6067 output_address_reload_insns, outaddr_address_reload_insns,
6068 operand_reload_insns, other_operand_reload_insns,
6069 other_output_reload_insns): ... new static variables, and...
6070 (emit_input_reload_insns, emit_output_reload_insns, do_input_reload,
6071 do_output_reload): ... new functions.
6073 Tue Dec 21 07:06:36 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6075 * pa.h (FUNCTION_ARG_BOUNDARY): Never return 0.
6077 1999-12-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6079 * md.texi: Add c4x constraints documentation.
6081 1999-12-21 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6083 * config/i386/dgux.c (struct option): Rename to
6084 lang_independent_option.
6085 (struct m_options): Add description field.
6086 (output_options): Rename option type, add sep declaration, output
6087 ix86_cpu_string and ix86_arch_string only if set.
6088 (output_file_start): Rename option type.
6090 Mon Dec 20 23:15:36 1999 Mike Stump <mrs@wrs.com>
6092 * Makefile.in (crtbegin.o, crtend.o, s-crtS): Depend on
6094 (libgcc2.a): Similarly.
6096 Mon Dec 20 23:06:47 1999 David Edelsohn <edelsohn@gnu.org>
6098 * longlong.h (_ARCH_PPC): Only protect add_ssaaaa and sub_ddmmss
6099 with W_TYPE_SIZE == 32. Do not fall through to POWER architecture
6100 for umul_ppmm and smul_ppmm if !_ARCH_PPC and !_ARCH_POWER.
6102 Mon Dec 20 23:02:03 1999 Jeffrey A Law (law@cygnus.com)
6104 * fold-const.c (real_hex_to_f): Remove unused "isldouble" variable.
6105 Remove redundant initialization of "frexpon" and "expon".
6107 Mon Dec 20 15:00:04 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6109 * tree.c (real_value_from_int_cst): Clear REAL_VALUE_TYPE object first.
6111 * expr.c (store_constructor): New argument SIZE; pass to clear_storage.
6112 (store_constructor_field, expand_expr): Pass new arg.
6114 1999-12-20 Mark Mitchell <mark@codesourcery.com>
6116 * Makefile.in (explow.o): Depend on function.h.
6118 * stor-layout.c (set_sizetype): Fix typo.
6120 1999-12-20 Bernd Schmidt <bernds@cygnus.co.uk>
6122 * function.c (cfun): Renamed from current_function. All users
6124 * function.h (cfun): Rename declaration as well.
6126 * reload.h (struct insn_chain): Change live_throughout and dead_or_set
6127 to be of type regset_head, not regset. All users changed by adding
6129 * reload1.c (new_insn_chain): Don't allocate regsets, just clear them.
6131 1999-12-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6133 * config/c4x/rtems.h: New file.
6135 1999-12-19 Bernd Schmidt <bernds@cygnus.co.uk>
6137 * reload1.c (spill_failure): Take class of failed reload as argument
6138 and print it. Caller changed.
6140 Sun Dec 19 07:50:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6142 * rs6000.h (SUBTARGET_DEFAULT): New macro.
6143 (TARGET_SWITCHES): Allow subtargets to default switches.
6144 * rs6000/vxppc.h (SUBTARGET_DEFAULT): New macro.
6146 1999-12-18 Mark Mitchell <mark@codesourcery.com>
6148 * crtstuff.c (__do_global_ctors_aux): Do not call __cxa_finalize
6151 Sat Dec 18 20:42:43 1999 Richard Henderson <rth@cygnus.com>
6153 * cccp.c (main): Define __STDC_VERSION__ as necessary.
6154 * cppinit.c (cpp_handle_option): Likewise.
6156 * ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
6157 determine when to define.
6159 Sat Dec 18 20:34:00 1999 Richard Henderson <rth@cygnus.com>
6161 * alpha.c (alpha_emit_conditional_move): If TARGET_FIX, handle
6162 cmove with mismatched test and data modes.
6164 Sat Dec 18 20:30:15 1999 Richard Henderson <rth@cygnus.com>
6166 * c-typeck.c (c_expand_start_case): Don't warn for long switch
6169 Sat Dec 18 16:28:43 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6171 * alias.c: Minor reformatting.
6174 * stor-layout.c: Likewise.
6175 * fold-const.c: Likewise.
6176 (OVERFLOW_SUM_SIGN): Renamed from overflow_sum_sign.
6177 (struct cb_args, const_binop_1, const_binop): Pass type of arg,
6179 (size_int_wide): Cache nodes even if garbage collecting.
6180 (twoval_comparison_p): Reenable SAVE_EXPR case if operand
6181 of SAVE_EXPR has no side effects.
6182 * cse.c: Move a comment.
6183 * tree.c: Minor reformatting.
6184 (int_size_in_bytes): Return -1 if constant overflows.
6186 Sat Dec 18 18:30:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6188 * unroll.c (copy_loop_body): Don't treat a REG like a PLUS.
6190 1999-12-18 10:42 -0800 Zack Weinberg <zack@wolery.cumb.org>
6192 * objc/objc-parse.c: Regenerate. This file must be rebuilt
6193 after any change to c-parse.in, even if objc-parse.y didn't
6196 1999-12-18 David S. Miller <davem@redhat.com>
6198 * toplev.c (rest_of_compilation): Restore BLOCK tree
6199 reconstruction and branch shortening changes lost in
6200 December 18th change.
6202 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
6204 * config/arm/linux-elf.h: Change all instances of
6205 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
6206 * config/arm/uclinux-elf.h: Likewise.
6208 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
6210 * toplev.c (notice, vmessage, v_message_with_file_and_line,
6211 v_message_with_decl, file_and_line_for_asm,
6212 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
6213 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
6214 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
6215 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
6216 pfatal_with_name, fatal_io_error, need_error_newline,
6217 last_error_function, last_error_tick, announce_function,
6218 default_print_error_function, print_error_function,
6219 report_error_function, fnotice, error_with_file_and_line,
6220 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
6221 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
6222 warning_with_decl, warning_for_asm, warning, pedwarn,
6223 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
6225 (compile_file): Use fnotice instead of notice. Adjust call.
6227 * diagnostic.c: New file.
6229 * Makefile.in (OBJS): Include diagnostic.o
6230 (diagnostic.o): Define dependence.
6232 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6234 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
6237 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6239 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
6241 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
6243 * fixtests.c (is_cxx_header): New fn, split out of
6245 (else_endif_label): Allow "#endif // comment" in C++ headers,
6246 as determined by is_cxx_header.
6247 * fixfixes.c (else_endif_label_fix): Update comment.
6248 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
6250 * genfixes: Correct double thinko in commandline parsing.
6251 * hackshell.tpl: Generate correct sh syntax for bypass
6254 * inclhack.def (all): Whenever an inserted preprocessor
6255 conditional is split over multiple lines, use double
6256 backslashes in this file so the fixed header will be readable.
6258 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
6259 and add bypass entry for correct version of this header.
6260 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
6261 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
6263 (hpux8_bogus_inlines): New fix, split from...
6264 (ultrix_atof_param) ... here.
6265 (math_expression): Add bypass entry keyed to glibc comment
6266 indicating the problem has been dealt with; disable
6267 unnecessary sed operations; update commentary.
6268 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
6269 add select and bypass entries, simplify shell operation.
6270 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
6272 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
6273 ultrix_atof_param): Add select entry.
6274 (stdio_va_list, sunos_mather_decl): Add bypass entry.
6275 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
6276 comments with the fixes they describe.
6278 * c-parse.in (string action): Do not warn about ANSI string
6279 concatenation in system headers. Affects C parser only.
6280 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
6282 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6284 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
6285 compiling libgcc2 the macro depends always on arch cpp defines.
6287 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
6289 * loop.c (insert_loop_mem): Don't record MEMs from inside
6292 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
6294 * regclass.c (regclass): Do not use flowgraph when not optimizing.
6296 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
6297 notes too, create one when replacement failed, attempt to simplify
6299 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
6302 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6304 * crtstuff.c (__dso_handle): Declare.
6305 (__cxa_finalize): Likewise.
6306 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
6309 * invoke.texi: Document -fuse-cxa-atexit.
6311 * tree.h (ptr_type_node): Document.
6312 (const_ptr_type_node): Likewise.
6314 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6316 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
6317 (optimize_reg_copy_2): Likewise.
6318 (optimize_reg_copy_3): Likewise.
6319 (fixup_match_2): Likewise.
6320 (regmove_optimize): Likewise.
6321 (fixup_match_1): Liekwise.
6323 * i386.md (HI to SImode promoting splitters): Rewrite.
6324 (pushsf mem peep2): New.
6325 (testhi to andhi peep2): Remove.
6326 * i386.h (x86_promote_QImode): New.
6327 (TARGET_PROMOTE_QImode): New.
6328 (PREDICATE_CODES): Add promotable_binary_operator.
6329 * i386.c (x86_promote_QImode0: New.
6330 (promotable_binary_operator): New.
6331 * i386-protos.h (promotable_binary_operator): New.
6333 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
6335 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
6337 1999-12-16 Mark Mitchell <mark@codesourcery.com>
6339 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
6340 * function.c (insert_block_after_note): Remove.
6341 (retrofit_block): Likewise.
6342 (identify_blocks): Fix indentation.
6343 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
6344 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
6345 * function.h (insert_block_after_note): Remove prototype.
6346 (retrofit_block): Likewise.
6347 * integrate.c (expand_inline_function): Don't call
6348 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
6349 just expand_start_bindings. Use the block_map to remap old
6350 NOTE_BLOCKs to new ones.
6351 (integrate_decl_tree): Keep track of remapped blocks.
6352 * integrate.h (struct inline_remap): Add block_map.
6353 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
6354 NOTE_BLOCK on the notes.
6355 (expand_start_bindings): Rename to ...
6356 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
6357 (expand_end_bindings): Set NOTE_BLOCK.
6358 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
6359 reconstruct the BLOCK tree.
6360 * tree.h (expand_start_bindings): Macroize. Call ...
6361 (expand_start_bindings_and_block): New function.
6363 1999-12-16 Jakub Jelinek <jakub@redhat.com>
6365 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
6366 to match the format.
6368 1999-12-16 David S. Miller <davem@redhat.com>
6370 * expr.c (emit_move_insn_1): Only emit clobbers if one of
6371 the outputs is a SUBREG.
6372 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
6375 * config/sparc/sparc.c (epilogue_renumber): Add default case
6378 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6380 * toplev.c (rest_of_compilation): Run branch shortening after
6383 * regclass.c (loop_depth): Remove
6384 (scan_one_insn): Do not handle LOOP_NOTE insns.
6385 (regclass): Go through basic blocks and set loop_cost
6387 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
6389 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
6391 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6393 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
6394 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
6395 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
6397 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
6399 * loop.c (insert_loop_mem): Ignore memory clobbers.
6401 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
6404 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
6406 * profile.c: Remove redundant #include "output.h".
6408 * h8300.md (HImode preinc peephole): Fix typo.
6410 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6412 * function.c (retrofit_block): Abort if we don't find a suitable insn.
6413 (insert_block_after_note): Abort if we don't have a previous block.
6414 Remove FN parameter.
6415 * function.h: Adjust.
6417 1999-12-15 Mark Mitchell <mark@codesourcery.com>
6419 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
6420 argument more than once.
6422 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6424 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
6426 1999-12-15 Jakub Jelinek <jakub@redhat.com>
6428 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
6430 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6432 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
6433 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
6434 update stack_alignment_needed.
6435 (prepare_function_start): Initialize stack_alignment_needed
6436 * function.h (struct function): Add field stack_alignment_needed.
6438 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6440 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
6441 Handle live_throughout / dead_or_set instead of live_before /
6443 (save_call_clobbered_regs): Get register livenessinformation from
6444 chain->live_throughout.
6445 (add_stored_regs): New function.
6446 (insert_restore, insert_save): Add restored / saved registers to
6448 * global.c (reg_dies): New parameter chain.
6449 (reg_becomes_live): Third parameter is regs_set now.
6450 Changed all callers.
6451 (reg_dies): New parameter chain. Changed all callers.
6452 (build_insn_chain): Set live_throughout instead of
6453 live_before / live_after.
6454 * reload.h (struct insn_chain): Replace members live_before /
6455 live_after with live_throughout / dead_or_set.
6456 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
6457 instead of live_before / live_after.
6458 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
6459 (order_regs_for_reload, find_reg, finish_spills): Likewise.
6460 (choose_reload_regs_init): Likewise.
6461 * stupid.c (current_chain, find_clobbered_regs): Delete.
6462 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
6463 instead of chain->live_before / chain->live_after.
6464 (mark_hard_ref): New function.
6465 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
6467 1999-12-15 David S. Miller <davem@redhat.com>
6469 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
6471 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6473 * flow.c (calculate_loop_depth): Make global, remove prototype,
6474 rewrite to use new loop infrastructure.
6475 (find_basic_block): Remove calculate_loop_depth call.
6476 * toplev.c (rest_of_compilation): Call find_basic_block.
6477 * output.h (calculate_loop_depth): Declare.
6479 * flow.c (dump_flow_info): Dump loop_depth.
6480 (flow_loops_nodes_find): Increase loop_depth for basic block in the
6482 (flow_loops_find): Initialize the loop_depth for each basic block.
6484 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
6486 * tree.c (decl_function_context): Handle virtual functions.
6488 * tlink.c (scan_linker_output): Don't look in demangled name when
6489 looking for linker output keywords.
6491 * dwarfout.c (output_type): We can defer namespace-scope classes.
6493 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
6495 * regclass.c (record_reg_classes): Update comment for merging
6496 register class preferences in reg->reg copies. Tighten conditions
6497 for merging register class preferences in reg->reg copies.
6499 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
6501 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
6503 1999-12-14 Geoff Keating <geoffk@cygnus.com>
6505 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
6506 (INIT_SECTION_ASM_OP): Delete.
6507 (FINI_SECTION_ASM_OP): Delete.
6508 (STARTFILE_SPEC): Define to hold just crtbegin.o.
6510 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
6512 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
6513 the abstract origin wasn't emitted.
6515 * dwarf2out.c (class_scope_p): New fn.
6516 (gen_subprogram_die): Use it.
6517 (gen_variable_die): Use it. Tweak logic.
6518 (gen_struct_or_union_type_die): Check context_die to determine
6519 if we're function-local.
6520 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
6522 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6524 * loop.c (check_dbra_loop): Can't reverse a biv that has
6527 1999-12-14 Nick Clifton <nickc@cygnus.com>
6529 * config/arm/arm.c: Add support for -mcpu=arm720 command line
6532 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6534 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
6535 for givs made from biv increments.
6537 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
6539 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
6540 * alpha.c (override_options): Recognize -mcpu=ev67.
6541 * alpha.h (CPP_CPU_EV67_SPEC): New.
6542 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
6543 (EXTRA_SPECS): Update.
6545 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
6547 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
6548 appropriate for -lang-c89 and -std=*.
6549 * cppinit.c (cpp_handle_option): Likewise.
6550 (new_pending_define): New, split out from cpp_handle_option.
6551 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
6552 or enable trigraphs for -ansi/-std=*.
6554 * ginclude/stdarg.h (__va_copy): New.
6555 (va_copy): Don't define for C89.
6557 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
6559 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
6560 for long long multiply-accumulate.
6562 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6564 * regclass.c (scan_one_insn): Set loop_cost to 1 when
6565 optimizing for size.
6567 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6569 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
6570 if something changed. Back out that part of yesterday's changes.
6572 * loop.c (loop_max_reg): New static variable.
6573 (loop_optimize): Initialize it. Eliminate one unnecessary call to
6575 (scan_loop): Call reg_scan_update whenever we may have added new
6576 registers, and update loop_max_reg.
6578 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6580 * regclass.c (record_reg_classes): Do not do the copying preferrencing
6581 when source does not die.
6583 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
6585 1999-12-14 Jakub Jelinek <jakub@redhat.com>
6587 * config/sparc/linux64.h (TARGET_LIVE_G0,
6588 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
6590 * config/sparc/linux.h (TARGET_LIVE_G0,
6591 TARGET_BROKEN_SAVERESTORE): Likewise.
6592 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
6593 TARGET_BROKEN_SAVERESTORE): Likewise.
6595 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
6596 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
6598 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
6599 as sparc64 block profiling register.
6600 * config/sparc/sparc.c (sparc_override_options): Allow block
6601 profiling with -m32.
6602 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
6604 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
6605 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
6606 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
6608 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
6610 * config/sparc/sparc.h: Likewise.
6611 * config/sparc/xm-sysv4-64.h: Likewise.
6612 * config/float-sparc.h: Likewise.
6613 * glimits.h: Likewise.
6614 * longlong.h: Likewise.
6616 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
6617 (ASM_IDENTIFY_GCC): Remove.
6619 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
6621 * combine.c (combine_simplify_rtx): Don't make shared rtl.
6622 (simplify_logical): Likewise.
6624 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
6626 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
6627 * cppfiles.c (INO_T_EQ): Likewise.
6629 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
6631 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
6632 * i386/mingw32.h (LIB_SPEC): Likewise.
6633 (STARTFILE_SPEC): Likewise.
6634 * i386/uwin.h (LIB_SPEC): Likewise.
6635 (STARTFILE_SPEC): Likewise.
6637 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
6638 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
6640 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
6642 * combine.c (combine_simplify_rtx): Fix order of checks for
6643 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
6645 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
6647 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
6648 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
6650 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
6652 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
6654 * regclass.c (inv_reg_alloc_order): New array.
6655 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
6657 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
6658 counted_for_groups, counted_for_nongroups. Add fields rld and
6660 * reload.c (push_secondary_reload): Don't set nongroup field of
6662 (push_reload): Likewise.
6663 (find_reloads): Delete code to compute nongroup fields.
6664 * reload1.c (reload_insn_firstobj): New static variable.
6665 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
6667 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
6668 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
6669 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
6671 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
6673 (struct hard_reg_n_uses): Deleted.
6674 (potential_reload_regs): Deleted.
6675 (init_reload): Initialize spilled_pseudos and pseudos_counted.
6676 (reload): Don't try to allocate reload registers if we already know
6677 we have to make another pass. Call select_reload_regs. Free memory
6678 starting with reload_firstobj when starting another pass.
6679 Don't allocate spilled_pseudos.
6680 (calculate_needs_all_insns): Call copy_reloads for an insn that
6681 needs reloads; don't call calculate_needs.
6682 (spill_cost): New static array.
6683 (used_spill_regs_local): New static variable.
6684 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
6685 to compute potential_reload_regs.
6686 (find_reload_regs): Completely rewritten to use find_reg.
6687 (allocate_reload_reg): Don't test counted_for_groups or
6688 counted_for_nongroups. Lose NOERROR arg and code to give an error;
6690 (choose_reload_regs): Add fallback code that uses the existing
6691 register allocation from find_reload_regs.
6693 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
6695 * flow.c (create_edge_list): Cast xmalloc return value.
6697 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
6699 * doprnt.c: Remove incorrect comment closure.
6701 * cse.c: Fix a few minor whitespace goofs.
6703 1999-12-13 Don Bowman <don@pixstream.com>
6705 * mips/vxworks.h: Fix problem with comment termination.
6706 (EXTRA_SECTIONS): Add in_sbss.
6707 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
6709 1999-12-12 David S. Miller <davem@redhat.com>
6711 * cse.c (struct cse_reg_info): Add hash_next member,
6712 reorder rest of struct for better packing on 64-bit
6714 (cse_reg_info_tree): Kill.
6715 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
6716 REGHASH_FN): New custom pow2 hash mechanism.
6718 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
6719 use a pow2 hash table.
6720 (get_cse_reg_info): Rework to use new REGHASH.
6721 (new_basic_block): Likewise, use HASH_SIZE, and inline
6723 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
6724 and inline free_element call.
6725 (lookup_as_function, insert, flush_hash_table, invalidate,
6726 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
6727 invalidate_for_call, use_related_value, find_comparison_args,
6728 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
6729 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
6732 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
6734 * cse.c (cse_basic_block): Free qty_table consistently.
6736 1999-12-12 David S. Miller <davem@redhat.com>
6737 Jakub Jelinek <jakub@redhat.com>
6739 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
6740 SUBREGs by hand, gen the appropriate hard reg directly.
6741 (movtf reg/mem split): Likewise and alter_subreg on destination
6743 (movtf mem/reg split): Similarly.
6744 (movdf_cc_sp64): Rename from hidden pattern.
6745 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
6746 (movtf_cc_sp64, following split): New pattern and splitter.
6747 (movdf_cc_reg_sp64): Rename from hidden pattern.
6748 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
6750 (movtf_cc_reg_sp64, following split): New pattern and splitter.
6752 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
6754 * loop.c (load_mems): Don't hoist written floating point mem
6757 1999-12-12 Mark Mitchell <mark@codesourcery.com>
6759 * except.h (struct eh_queue): Add `next' pointer.
6760 (struct eh_status): Make x_ehqueue a pointer.
6761 (push_ehqueue): Declare.
6762 (pop_ehqueue): Likewise.
6763 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
6765 (expand_fixup_region_end): Likewise.
6766 (expand_leftover_cleanups): Likewise.
6767 (push_ehqueue): Define.
6768 (pop_ehqueue): Likewise.
6769 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
6770 than doing it inline.
6771 (expand_start_all_catch): Adjust now that ehqueue is a
6773 (mark_eh_queue): Mark all level of the queue.
6774 (mark_eh_status): Adjust now that ehqueue is a
6776 (init_eh_for_function): Allocate ehqueue.
6777 (free_eh_status): Free it.
6778 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
6779 expansion for a fixup.
6781 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6783 * gthr-single.h (__gthread_active_p): Add prototype arguments.
6785 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
6786 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
6787 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
6788 function_ptr, getpagesize, __enable_execute_stack,
6789 __enable_execute_stack, __clear_insn_cache,
6790 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
6791 _cleanup, _exit, __default_terminate, __terminate_func,
6792 __terminate, __empty, __throw, new_eh_context,
6793 eh_context_initialize, eh_context_static, eh_context_specific,
6794 get_eh_context, __get_eh_context, __get_eh_info,
6795 init_reg_size_table, eh_threads_initialize,
6796 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
6797 __unwinding_cleanup, throw_helper, __throw, __rethrow,
6798 __pure_virtual): Add prototype arguments.
6799 (__bb_exit_func): Cast a sizeof to long when comparing against one.
6800 Cast a signed value to unsigned long when comparing against one.
6801 (new_eh_context): Wrap in _GTHREADS macro.
6802 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
6804 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
6805 (throw_helper): Initialize variables `handler_p' and `pc_p'.
6807 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6809 * combine.c (record_promoted_value): Remove unused variable
6812 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
6814 * global.c (record_conflicts): Likewise for `j'.
6816 * genoutput.c (output_insn_data): Don't unnecessarily cast away
6819 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6821 * i386-protos.h (output_387_binary_op, output_fix_trunc,
6822 output_fp_compare): Constify a char*.
6824 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
6826 (override_options, ix86_comp_type_attributes, print_operand,
6827 output_387_binary_op, output_fix_trunc, output_fp_compare):
6829 (ix86_sched_reorder): Mark parameter `clock_var' with
6832 * i386.h (DEBUG_PRINT_REG): Constify a char*.
6834 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
6836 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
6837 operand, for use in the Java front-end.
6839 1999-12-10 Ben Collins <bcollins@debian.org>
6841 * configure.in: Fix typo for "-64" in 64bit as check.
6842 * configure: Rebuilt.
6844 1999-12-10 Jakub Jelinek <jakub@redhat.com>
6846 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
6849 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6851 * c-parse.in (string): With -Wtraditional, warn if ANSI string
6852 concatenation is utilized.
6854 * invoke.texi (-Wtraditional): Document it.
6856 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
6859 Cast a ptrdiff_t to long and pass it to printf with %ld.
6861 1999-12-10 Geoff Keating <geoffk@cygnus.com>
6863 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
6864 68881, we have no 68881 registers at all.
6865 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
6866 value in a 68881 register if it is available.
6868 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
6870 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
6871 for long long multiply-accumulate.
6873 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
6875 * loop.c (insert_loop_mem): Undo last change.
6877 1999-12-10 David S. Miller <davem@redhat.com>
6879 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
6881 * config/sparc/sparc-protos.h: Add them.
6882 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
6883 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
6884 constraints which use those helpers.
6885 (EXTRA_CONSTRAINT): Use this new macro.
6886 * md.texi: Update sparc target constraints documentation.
6887 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
6888 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
6889 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
6890 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
6891 (movsf high/lo_sum split): Rework for new patterns.
6892 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
6894 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
6896 * c-common.c (c_common_nodes_and_builtins):
6897 Create __builtin_ptrdiff_t and __builtin_size_t.
6899 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
6901 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
6903 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6905 * regclass.c (globalize_reg): Re-instate test that allows
6906 fixed registers to be declared as a variable even after functions
6909 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6911 * i386.md (cpu attribute): Add "athlon".
6912 (athlon_decode): New attribute.
6913 (Athlon scheduling units definitions): New.
6914 (fcmp and shld patterns): Set athlon_decode to "vector".
6915 * i386.c (athlon_cost): New.
6917 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
6918 x86_use_sahf): Set for Athlon.
6919 (x86_use_fiop): Unset for Athlon.
6920 (override_options): Define Athlon alignments and "athlon" name.
6921 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
6922 * i386.h (TARGET_ATHLON): New.
6923 (enum processor_type): Add PROCESSOR_ATHLON.
6924 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
6926 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
6928 1999-12-09 Andreas Jaeger <aj@suse.de>
6930 * loop.c (record_biv): Declare parameter as int.
6932 * config/i386/i386-protos.h: Declare long_memory_operand.
6934 1999-12-09 Mark Mitchell <mark@codesourcery.com>
6936 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
6937 EXPR_WITH_FILE_LOCATION.
6939 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
6941 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
6944 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
6946 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
6949 1999-12-09 Jakub Jelinek <jakub@redhat.com>
6951 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
6952 default on linux64 again.
6953 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
6954 models for multilibing.
6955 * genmultilib: Accept | as alternative separator within a set in
6958 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
6960 * calls.c (precompute_arguments): Make sure initial_value contains
6961 value pseudo which CSE expects.
6962 * cse.c (struct set): New entry orig_src.
6963 (cse_insn): Set it early on entry, use it for libcall EQUIV note
6966 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
6968 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
6970 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
6972 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
6974 1999-12-08 Jakub Jelinek <jakub@redhat.com>
6976 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
6977 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
6979 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
6982 * longlong.h: Merge in changes from glibc.
6983 Also don't clobber %g2 register in 32bit SPARC assembly, so that
6984 -mno-app-regs libgcc can be compiled.
6985 * libgcc2.c: Add defines so that the updated longlong.h
6986 can be used in libgcc2.a. Also, make sure on most architectures
6987 (at least on all which have optimized code in longlong.h defined
6988 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
6990 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6992 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
6993 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
6994 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
6996 * configure: Rebuilt.
6998 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
7000 * alpha.c (secondary_reload_class): For !BWX, sub-simode
7001 outputs require a register.
7003 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
7005 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
7006 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
7007 functions like dptoul will be resolved.
7008 (libgcc2.a): Make sure that the object files from DPBIT are named
7009 differently (prefix `_dp') from those that would be coming from
7012 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
7014 * configure.in: When target is sparc* and tm_file contains 64,
7015 test for 64bit support in assembler. If not supported, remove
7016 sparc/t-sol2-64 from target-dependent Makefile fragments.
7017 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
7018 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
7019 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
7020 * acconfig.h (AS_SPARC64_FLAG): Added.
7021 * configure, config.in: Rebuilt.
7022 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
7023 support. Use AS_SPARC64_FLAG.
7025 1999-12-07 Jakub Jelinek <jakub@redhat.com>
7027 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
7028 suitable for holding OFmode values so that gcc works with complex
7030 (hard_64bit_mode_classes): Likewise.
7032 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
7033 so that it is actually matched.
7034 (sethi_di_medlow): Likewise.
7036 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
7037 as legitimate constant if -mvis.
7038 * config/sparc/sparc.md (movtf): Likewise.
7039 (clear_sf): Use const_double_operand.
7040 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
7042 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
7043 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
7044 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
7045 routines, _Qp_* cannot be handled like that now.
7046 (INIT_TARGET_OPTABS): Likewise.
7047 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
7048 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
7049 sparc_emit_float_lib_cmp if ARCH64 and soft float.
7050 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
7051 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
7052 divtf3, sqrttf3): New expanders.
7053 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
7054 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
7055 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
7058 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
7059 * configure: Rebuilt.
7060 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
7061 -mcpu is given and we're doing 64bit compiles.
7063 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
7065 * loop.h (struct induction): Add multi_insn_incr.
7066 * loop.c (basic_induction_var): New multi_insn_incr argument.
7067 Set it if we search back through previous insns for the biv.
7068 (record_biv): New multi_insn_incr argument; fill in struct induction.
7069 (strength_reduce): Discard an iv with multiple bivs, any of
7070 which require multiple insns to increment.
7072 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
7074 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
7077 1999-12-06 David S. Miller <davem@redhat.com>
7079 * combine.c (check_promoted_subreg): Do not conditionalize this upon
7080 PROMOTE_FUNCTION_RETURN.
7082 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
7084 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
7085 and handle REG_UNUSED note on insn.
7087 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
7088 inner_mask instead of mask.
7090 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
7092 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
7093 zero if there was an error.
7095 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7097 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
7100 * longlong.h: Fix clobbers in SPARC asm statements.
7102 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
7103 valid sethi operations when TARGET_ARCH64.
7105 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
7106 always use move_by_pieces to avoid infinite recursion.
7107 (restore_fixed_argument_area): Likewise.
7109 * combine.c (check_promoted_subreg, record_promoted_value): New
7111 (combine_instructions): Use them to retain nonzero and sign bit
7112 information after SUBREGs are eliminated by optimizations in
7113 this pass if PROMOTE_FUNCTION_RETURN.
7115 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
7116 .register declaration. Don't use variables with __ prefixes.
7118 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7120 * fold-const.c (optimize_bit_field_compare): Only use one mode
7121 for both RHS and LHS in non-constant case.
7123 1999-12-06 Nathan Sidwell <nathan@acm.org>
7125 * frame.c (start_fde_sort): Only allocate erratic array, if
7126 linear one was allocated. Return allocated flag.
7127 (fde_insert): Only insert, if there's a valid array.
7128 (fde_end_sort): Split, sort and merge if linear and erratic
7129 arrays exist, else just sort linear one.
7130 (search_fdes): New function. Linear search through original fde
7132 (frame_init): Permit multiple initializations. Cope with
7134 (find_fde): Fallback on linear search, if failed to sort array.
7135 (__deregister_frame_info): Only free sorted array, if we
7138 1999-12-06 Jakub Jelinek <jakub@redhat.com>
7140 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
7142 1999-12-05 Jakub Jelinek <jakub@redhat.com>
7144 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
7146 1999-12-05 Mark Mitchell <mark@codesourcery.com>
7148 * tree.h (special_function_p): Declare.
7149 * calls.c (special_function_p): Make it global. Don't take `name'
7150 as a parameter. Fix typo in 1999-11-28 change.
7151 (expand_cal): Adjust.
7153 1999-12-04 Mark Mitchell <mark@codesourcery.com>
7155 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
7156 * tree.h (EXPR_WFL_FILENAME): Define in terms of
7157 EXPR_WFL_FILENAME_NODE.
7158 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
7160 * print-tree.c (print_note): Print TREE_PRIVATE and
7163 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
7164 the original die cannot be found.
7166 * varray.h (varray_head_tag): Add elements_used.
7167 (VARRAY_PUSH): New macro.
7168 (VARRAY_POP): Likewise.
7169 (VARRAY_TOP): Likewise.
7170 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
7172 * varray.c (varray_init): Initialize elements_used.
7173 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
7174 (INTEGRATE_H): New variable.
7175 (integrate.o): Depend on INTEGRATE_H.
7176 (unroll.o): Likewise.
7178 * function.h (insert_block_after_note): Declare.
7179 * function.c (insert_block_after_note): Split out from ...
7180 (retrofit_block): ... here.
7182 * stmt.c (expand_fixup): Fix typo in comment.
7184 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7186 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
7187 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
7188 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
7189 (regmove_optimize, fixup_match_1): Likewise.
7191 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7193 * flow.c (flow_loops_dump): Add missing argument when calling
7196 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
7197 Greg McGary <gkm@gnu.org>
7199 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
7200 (init_attributes): Add A_NO_LIMIT_STACK.
7201 (decl_attributes): Handle A_NO_LIMIT_STACK.
7202 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
7203 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
7204 Handle stack bounds checking.
7205 * flags.h (flag_stack_check): Use the word 'probe' rather than
7206 'check', because the flag doesn't actually cause any checking to
7208 * function.c (expand_function_start): Set
7209 current_function_limit_stack.
7210 * function.h (struct function): Add limit_stack.
7211 (current_function_limit_stack): Define.
7212 * invoke.texi (Code Gen Options): Document new options.
7213 * rtl.h: Declare stack_limit_rtx.
7214 * toplev.c (stack_limit_rtx): New variable.
7215 (decode_f_option): Handle new options -fstack-limit-register=REG,
7216 -fstack-limit-symbol=IDENT, -fno-stack-limit.
7217 (main): Add stack_limit_rtx as GC root.
7218 * tree.h (DECL_NO_LIMIT_STACK): New macro.
7219 (struct tree_decl): New member no_limit_stack.
7221 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
7223 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
7224 (conditional_trap+1): Get new mnemonic correct.
7225 (conditional_trap+2): New pattern for DImode traps.
7227 * config/m68k/m68k.c (output_function_prologue): Handle
7229 * config/m68k/m68k.md (trap): New insn.
7230 (conditional_trap): New insn.
7231 * md.texi (Standard Names): Document `trap' and
7233 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
7234 so a cc0 setter doesn't get emitted at some random place in the
7237 * config/i960/i960.md (trap): New insn.
7238 (conditional_trap): New expander.
7239 (conditional_trap+1, conditional_trap+2): New insns for signed
7241 * config/i960/i960.c (i960_function_prologue): Use
7242 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
7244 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
7245 Geoffrey Keating <geoffk@cygnus.com>
7247 * flags.h (warn_padded, warn_packed): Add global var decls.
7248 * toplev.c (warn_padded, warn_packed): Add global var defns.
7249 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
7250 * stor-layout.c (layout_record): Add local variable `type'
7251 to hold often-used TREE_TYPE (field). Add local variable
7252 `unpacked_align' to hold alignment that would be in force
7253 if no `packed' attribute were present. Warn if `packed' attribute
7254 is unnecessary, or even harmful. Warn when gcc inserts padding
7255 to satisfy alignment requirements of members. Use NULL_TREE
7256 when checking whether var_size is set.
7257 * invoke.texi: Document new flags.
7259 1999-12-03 Nathan Sidwell <nathan@acm.org>
7261 * frame.c (fde_split): Reimplement to avoid variable sized array.
7263 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7265 * combine.c (try_combine): Before fixing up LOG_LINKS for the
7266 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
7268 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
7270 * invoke.texi: Document the mips option -mno-crt0
7272 1999-12-02 Mike Karr <mkarr@mathworks.com>
7274 * cccp.c (argdata): Added free_ptr member.
7275 (macroexpand): Initialize free_ptr of each argument. When an
7276 argument's buffers are freed, if the argument's free_ptr corresponds
7277 to a buffer on the input stack, then return the free_ptr to that stack
7278 frame, otherwise, free it.
7279 (macarg): If an argument begins and ends on the same input stack level,
7280 then transfer the free_ptr of that buffer to the argument in case
7281 the stack is popped during the processing of a subsequent argument.
7283 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
7285 * loop.c (note_reg_stored): New function.
7286 (struct note_reg_stored_arg): New structure.
7287 (try_copy_prop): Change to be more conservative; only replace within
7288 one extended basic block and stop replacing if a store to the
7289 replacement reg is seen.
7291 1999-12-02 Nick Clifton <nickc@cygnus.com>
7293 * config/fp-bit.c: Initialise all fields of the NAN
7296 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
7299 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
7301 * i386.md (extend?f?f2): Force the input into a register, not
7304 1999-12-01 Jakub Jelinek <jakub@redhat.com>
7306 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
7308 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
7309 alternative because setting up 64bit constant is usually costly,
7310 especially when reload is in progress or completed.
7311 (movdf_const_intreg_sp64): Likewise.
7312 (movdf_const_intreg split): Fix building up constants when
7313 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
7315 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
7317 * combine.c (if_then_else_cond): Use const_true_rtx instead of
7318 const1_rtx for return values in EQ/NE comparison against (const_int 0)
7321 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
7322 (asm_file_start): Emit .am33 into assembly file when compiling for
7324 (print_operand_address): Handle POST_INC addresses.
7325 (can_use_return_insn, initial_offset): Check AM33 registers too.
7326 (expand_prologue): Check & save AM33 registers too.
7327 (expand_epilogue): Similarly.
7328 (secondary_reload_class): Handle AM33 specific secondary reloads.
7329 (output_tst): Emit efficient code for the AM33 too.
7330 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
7331 (TARGET_SWITCHES): Add -mam33 switch.
7332 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
7333 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
7334 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
7335 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
7336 (enum reg_class, REG_CLASS_NAMES): Likewise.
7337 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
7338 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
7339 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
7340 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
7341 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
7342 (HAVE_POST_INCREMENT): Define.
7343 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
7344 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
7345 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
7346 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
7347 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
7348 (zero_extend to SI from QI/HI): Likewise.
7349 (sign_extend to SI from QI/HI): Likewise.
7350 (mulsidi3, umulsidi3): New patterns for the AM33.
7351 (tstsi with zero extension from QI/HI): Add AM33 variants.
7352 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
7353 (return_internal_regs, store_movm): Handle new AM33 registers.
7354 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
7355 (LIBGCC, INSTALL_LIBGCC): Likewise.
7356 * invoke.texi: Document new flags.
7358 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
7360 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
7361 (addsi3_carry): Likewise.
7362 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
7363 (sbbsi3_carry): Likewise.
7364 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
7366 (test?i_1): Ensure that only one operand is memory.
7367 (conditional move patterns): likewise.
7368 (shift and rotate patterns): Rewrite to expander, add
7369 "binary_operator_ok" to the condition.
7371 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
7372 * i386.h (procesor_costs): Add movzbl_load field.
7373 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
7374 non-Q registers, accept DImode registers anywhere.
7376 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
7377 * i386.c (*_cost): Set value for movxbl_load field.
7379 * (addsi): New add to lea splitter.
7381 (lea to add/shift peep2): New.
7383 1999-12-01 Mark Salter <msalter@cygnus.com>
7385 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
7386 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
7387 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
7389 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7391 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
7392 * i386.md (movsi_xor): New.
7394 (movsi_1, movhi_1, movqi_1): Remove.
7395 (movsi_2): Rename to movsi_1.
7396 (movhi_2): Rename to movhi_1.
7397 (movqi_2): Rename to movqi_1.
7398 (movdi_1): Remove; remove splitter.
7399 (movdi_2): Rename to movdi_1.
7400 (divmodsi4 splitter): Do not emit clobbers for move patterns.
7401 (long move peep2): Do not create QI or HI mode mov0s
7402 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
7404 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
7407 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
7408 (abs?f2_if): Likewise.
7410 1999-11-30 Alex Samuel <samuel@codesourcery.com>
7412 * ggc.h (ggc_test_and_set_mark): New macro.
7413 (ggc_mark_rtx): Use ggc_test_and_set_mark.
7414 (ggc_mark_tree): Likewise.
7415 (ggc_mark_rtvec): Likewise.
7416 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
7418 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
7420 * dwarf2out.c (scope_die_for): Only handle types. Only search for
7422 (decl_scope_table): Just an array of trees now.
7423 (push_decl_scope): Simplify.
7424 (dwarf2out_init): Adjust.
7425 (local_scope_p): New fn.
7426 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
7427 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
7428 (gen_typedef_die): Likewise.
7429 (gen_lexical_block_die): Don't call push/pop_decl_scope.
7430 (gen_inlined_subroutine_die): Likewise.
7431 (gen_abstract_function): Set current_function_decl temporarily.
7432 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
7433 Handle block extern declarations. Don't call push/pop_decl_scope.
7434 (gen_decl_die): Fix logic for block externs.
7436 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7438 * calls.c (special_function_p): Remove `realloc' and add `strdup'
7439 to the list of functions which have attribute malloc by default.
7441 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7443 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
7444 integer constant does not match the traditional type, limit the
7445 warnings to cases where the base of the type is ten.
7447 * invoke.texi (-Wtraditional): Document it.
7449 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7451 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
7452 * rs6000.md: Only access a CONST_INT with INTVAL
7454 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
7456 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
7457 (compute_nearerout): Likewise.
7458 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
7459 size_t to unsigned long for formatting.
7461 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7463 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
7464 Allow the user to override call-used/fixed state of %g2-5
7465 registers from the command line (with the exception of %g4 for
7467 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
7468 there is a higher chance of having a leaf function.
7469 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
7470 for ARCH64 which has %ccr register.
7471 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
7473 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
7474 insn accept into delay slot any insn which does not use %[ol]
7475 registers. Accept some LO_SUM and shift left by 1 for the normal
7477 (output_function_epilogue): Likewise.
7478 (epilogue_renumber): Added argument which inhibits any renumbering
7479 and just tests if the rtx does not use any %[ol] registers.
7480 (output_return): Reflect above change.
7482 1999-11-30 Jakub Jelinek <jakub@redhat.com>
7484 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
7485 aggregate passing for sizes <= 16 bytes.
7487 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
7489 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
7490 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
7491 * reload.c (find_dummy_reload): Likewise.
7492 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
7493 * reload1.c (reload_as_needed): Likewise.
7494 * stupid.c (stupid_find_reg): Likewise.
7495 * tm.texi (Obsolete Register Macros): Delete section.
7496 * gmicro.h: Remove all traces of the two macros.
7501 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
7503 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
7504 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
7505 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
7506 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
7507 units for the sparclite86x chip.
7508 (flush): Revert October 14th change; add SImode specifically.
7509 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
7510 * invoke.texi: Document it.
7512 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
7514 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
7515 psimode_truncation_operand.
7517 * config/mn10200/mn10200.c (psimode_truncation_operand): New
7518 function. Return true if the operand is either a MEM valid
7519 for a PSImode address or not a MEM at all.
7521 * config/mn10200/mn10200.md (truncsipsi2): Use
7522 psimode_truncation_operand.
7524 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7526 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
7527 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
7528 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
7529 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
7530 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
7531 (flow_loop_level_compute, low_loops_level_compute): Likewise.
7532 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
7533 * basic-block.h: Protect from multiple inclusion.
7534 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
7535 (struct loops, struct loop): Define structures.
7536 * sbitmap.c (sbitmap_a_subset_b_p): New function.
7537 * sbitmap.h: Protect from multiple inclusion.
7538 (sbitmap_a_subset_b_p): Add prototype.
7539 * Makefile.in (LOOP_H): New macro.
7540 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
7542 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
7544 * cppinit.c (CAT): The argument list of this macro may not contain
7547 1999-11-29 David S. Miller <davem@redhat.com>
7549 Move quantity tables and register equivalence chains into
7550 per-qty and per-register structure arrays respectively.
7551 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
7552 qty_const_insn, qty_comparison_code, qty_comparison_const,
7553 qty_comparison_qty): Delete, replace with...
7554 (qty_table): this structure table.
7555 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
7556 (reg_eqv_table): this structure table.
7557 (make_new_qty): Add argument MODE. Caller updated.
7558 Update to use qty_table and reg_eqv_table.
7559 (make_regs_eqv, delete_reg_equiv, insert_regs,
7560 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
7561 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
7562 cse_process_notes, cse_main, cse_basic_block): Likewise.
7564 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7566 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
7567 operation if C is negative.
7568 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
7569 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
7570 law for some divisions if constant is negative and change other
7571 divisions to the opposite rounding.
7573 * expr.c (store_constructor_field): If bit position is not multiple
7574 of alignment of TARGET's mode, use BLKmode.
7576 * expr.c (expand_expr_unaligned): Add more code from full case
7577 that is needed when OP0 is in a register.
7579 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7581 * dwarfout.c (field_byte_offset): Size can be zero if there was
7584 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
7586 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
7587 (associate_trees): Delete unused var TEM.
7588 (extract_muldiv): Delete unused var CANCEL_P.
7590 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
7591 (target_isinf, target_isnan, target_negative): Add return types to
7592 function definitions.
7594 1999-11-29 Bruce Korb <autogen@linuxbox.com>
7596 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
7597 * fixinc/hackshell.tpl: ditto
7598 * fixinc/fixtests.c(double_slash_test): more C++ header testing
7599 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
7601 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
7603 * reload.c (push_reload): When looking for a register to put into
7604 reg_rtx, make sure all hard regs in a multi-reg register are in the
7605 right class and nonfixed.
7607 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
7608 pending_read_insns, pending_write_insns, pending_read_mems,
7609 pending_write_mems, pending_list_length, last_pending_memory_flush,
7610 last_function_call, sched_before_next_call): Move static variables
7612 (bb_ prefixed versions): Replace with single array bb_deps.
7613 (struct deps): New structure.
7614 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
7615 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
7616 argument of type "struct deps *"; use that instead of global
7617 variables. All callers changed.
7618 (init_rgn_data_dependencies): Delete function.
7619 (init_rtx_vector): Delete function.
7620 (init_deps): New function.
7622 (free_pending_lists): Simplify, we always use the bb_deps array even
7623 if only one basic block.
7624 (compute_block_backward_dependences): Likewise.
7625 (schedule_region): Likewise.
7627 (propagate_deps): New function, broken out of
7628 compute_block_backward_dependences.
7629 (compute_block_backward_dependences): Use it.
7631 * alpha.md: Delete useless patterns that tried to work around
7632 register elimination problems.
7634 * unroll.c (loop_iterations): Don't abort if iteration variable
7637 From Joern Rennecke:
7638 * reload1.c (reloads_conflict): Reverse test comparing operand
7639 numbers when testing for conflict between output/outaddr reloads.
7641 1999-11-29 David S. Miller <davem@redhat.com>
7643 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
7645 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
7647 1999-11-28 Robert Lipe <robertl@cygnus.com>
7649 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
7650 table from .fini into .dtor.
7652 1999-11-28 Anthony Green <green@cygnus.com>
7654 * tree.h (struct tree_decl): Add malloc_flag.
7655 (DECL_IS_MALLOC): Define.
7656 * c-common.c (attrs): Add A_MALLOC attribute.
7657 (init_attributes): Add this attribute to the table.
7658 (decl_attributes): Handle malloc attribute.
7659 * calls.c (special_function_p): Check for the malloc attribute.
7660 * extend.texi (Function Attributes): Document malloc attribute.
7662 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
7664 * pa.md (reload shift-add patterns): Remove.
7666 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7668 * reorg.c (dbr_schedule) Print more statistics. Corrected
7669 problem when printing info when 3 delay slots are filled.
7671 1999-11-28 Jakub Jelinek <jakub@redhat.com>
7673 * combine.c (setup_incoming_promotions): Pass an outgoing
7674 regno to FUNCTION_ARG_REGNO_P which it expects.
7676 1999-11-28 Andreas Jaeger <aj@suse.de>
7678 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
7680 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
7682 * cccp.c (do_include): Avoid initialization of automatic variable.
7684 * integrate.c (mark_stores): Function definition made void, to match
7685 previous declaration.
7686 * regclass.c (dump_regclass): Ditto.
7687 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
7689 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7691 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
7692 known to be multiple of divisor.
7694 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
7696 * combine.c (try_combine): Add code to try to merge a set of a
7697 two-word pseudo to a constant with a setting of one of those words
7700 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
7701 (split_tree): Completely rework to make more general.
7702 (make_range, fold): Call negate_expr.
7703 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
7704 (fold, associate): Call new split_tree and associate_trees.
7705 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
7707 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
7709 * loop.c (try_copy_prop): Avoid GNU C extension.
7711 1999-11-25 Mark Mitchell <mark@codesourcery.com>
7713 * except.c (init_eh_for_function): Still zero eh_return_context,
7714 eh_return_stack_adjust, and eh_return_handler.
7716 * except.h (eh_status): Adjust documentation for x_protect_list.
7717 (begin_protect_partials): New function.
7718 * except.c (enqueue_eh_entry): Fix formatting.
7719 (get_first_handler): Add consistency check.
7720 (add_partial_entry): Adjust usage of protect_list.
7721 (emit_cleanup_handler): Save and restore ehqueue.
7722 (expand_start_all_catch): Add comment.
7723 (begin_protect_partials): New function.
7724 (end_protect_partials): Adjust usage of protect_list.
7725 (init_eh_for_function): Use xcalloc.
7727 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7729 * c-common.c (check_format_info): Don't call a variadic function
7730 with a non-literal format string.
7732 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
7734 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
7735 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
7738 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
7741 * collect2.c (collect_wait): Likewise.
7743 * dbxout.c (dbxout_type): Likewise.
7745 * gcc.c (do_spec_1): Likewise.
7747 * genemit.c (gen_insn, gen_expand): Likewise.
7749 * genrecog.c (write_switch, write_subroutine): Likewise.
7751 * mips-tfile.c (catch_signal, botch): Likewise.
7753 * print-rtl.c (print_rtx): Likewise.
7755 * toplev.c (default_print_error_function, report_error_function,
7756 _fatal_insn): Likewise.
7758 1999-11-25 Mark Mitchell <mark@codesourcery.com>
7760 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
7762 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7764 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
7765 operations when needed.
7766 * i386.md (fop_?f_comm): New.
7767 (fop_?f_1): Do not accept commutative operands.
7769 1999-11-25 Andreas Jaeger <aj@suse.de>
7771 * config/mips/mips.md (casesi_internal): Add missing brace.
7773 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
7775 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
7776 (splice_child_die): Handle moving a child DIE from the declaration
7777 DIE of a class to its specification.
7778 (gen_struct_or_union_type_die): Use 'complete' consistently.
7779 (gen_decl_die): Generate the virtual context DIE first.
7780 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
7782 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
7784 * config/mips/mips.md (call_value_multiple_interanal1): New.
7786 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
7788 * dwarf2out.c (free_AT, free_die): New fns.
7789 (remove_children): Call them.
7790 (output_line_info): Disable removal of duplicate notes.
7792 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
7793 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
7794 means pretend the type isn't defined.
7795 Don't defer emitting types.
7796 (gen_type_die_for_member): New fn.
7797 (gen_decl_die): Call it.
7798 (splice_child_die): New fn.
7799 (gen_member_die): Call it rather than generate duplicate dies.
7801 Defer emitting information for the abstract instance of an inline
7802 until we either inline it or emit an out-of-line copy.
7803 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
7804 from output_inline_function if DECL_ABSTRACT is also set.
7805 (block_ultimate_origin): Likewise.
7806 (gen_abstract_function): New fn.
7807 (gen_decl_die, gen_inlined_subroutine_die): Call it.
7808 (gen_subprogram_die): An abstract instance is not a declaration
7809 just because it doesn't match current_function_decl. Don't abort
7810 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
7811 has an abstract origin.
7812 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
7813 abstract instance here.
7815 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
7817 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
7818 where we need to reload fpul from a system register.
7820 1999-11-24 Andreas Jaeger <aj@suse.de>
7822 * config/mips/linux.h (CPP_PREDEFINES): Added.
7823 (LINK_SPEC): Remove -Y since this is only needed on sparc.
7825 1999-11-24 Andreas Jaeger <aj@suse.de>
7827 * config/mips/linux.h (TARGET_VERSION): Added.
7828 (HANDLE_SYSV_PRAGMA): Added.
7829 (DEFAULT_VTABLE_THUNKS): Added.
7831 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
7833 * local-alloc.c (qty): New structure and static variable.
7834 (qty_phys_reg): Remove, all references changed to qty.
7835 (qty_n_refs): Likewise.
7836 (qty_min_class): Likewise.
7837 (qty_birth): Likewise.
7838 (qty_death): Likewise.
7839 (qty_size): Likewise.
7840 (qty_mode): Likewise.
7841 (qty_n_calls_crossed): Likewise.
7842 (qty_alternate_class): Likewise.
7843 (qty_changes_size): Likewise.
7844 (qty_first_reg): Likewise.
7845 (alloc_qty): Rename variable QTY to QTYNO.
7846 (finf_free_reg): Likewise.
7847 (local_alloc): Allocate qty, do not allocate the removed variables.
7849 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
7851 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
7852 when -membedded-pic is passed.
7854 * config/mips/mips.md (casesi): Handle 64-bit case too.
7855 (casesi_internal_di): New insn.
7857 * config/mips/mips.c (embedded_pic_offset): Always make the
7858 embedded-pic subtractions relative to the name of the current
7859 function by use of the magic string "..CURRENT_FUNCTION".
7860 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
7862 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
7864 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
7865 of (const_int 0), when what we really care about is
7866 whether it's a zero constant anyway.
7867 (div_trap_mips16): Likewise.
7869 1999-11-23 Mark Mitchell <mark@codesourcery.com>
7871 * loop.c (loop_optimize): Always find_loop_tree_blocks and
7872 unroll_block_trees when generating debuggable code.
7874 * tree.h (unsave_expr_1): New function.
7875 (lang_unsave): New variable.
7876 (get_callee_fndecl): New function.
7877 * tree.c (unsave_expr_now_r): New function.
7878 (lang_unsave): Define.
7879 (unsave_expr_1): Likewise.
7880 (unsave_expr_now_r): Split out from unsave_expr_now.
7881 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
7882 call unsave_expr_now_r.
7883 (get_callee_fndecl): Define.
7885 * Makefile.in (gencheck): Don't depend on lang_tree_files.
7886 (gencheck.o): Do depend on lang_tree_files.
7888 * integrate.h (copy_decl_for_inlining): New declaration.
7889 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
7890 (copy_decl_for_inlining): New function.
7891 (integrate_parm_decls): Use it.
7892 (integrate_decl_tree): Likewise.
7894 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
7896 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
7897 the second two from the first.
7898 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
7899 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
7900 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
7902 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
7903 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
7906 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
7908 * pa.md (call_internal_symref, call_value_internal_symref): No mode
7909 needed on the address operand.
7910 * pa.c (call_operand_address): Check for the correct mode.
7912 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
7914 * loop.c: Include "basic-block.h".
7915 (try_copy_prop, replace_loop_reg): New functions.
7916 (load_mems): Detect registers that just hold copies of the hoisted
7917 mem, and call try_copy_prop to eliminate them.
7918 * Makefile.in (loop.o): Update dependencies.
7920 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
7922 * Makefile.in (gencheck.o): Depend on gencheck.h.
7923 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
7924 (insn-peep.o): Depend on except.h and function.h.
7925 (insn-attrtab.o): Depend on RECOG_H.
7926 (insn-output.o): Depend on toplev.h and flags.h.
7927 (gengenrtl.o): Depend on real.h.
7928 (gen-protos.o): Depend on cpplib.h and cpphash.h.
7929 Unify all dependencies to be on RECOG_H rather than recog.h.
7931 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7933 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
7934 * configure.in: Try building a bi-arch 32/64-bit compiler on
7935 sparc-*-solaris2.7 and higher.
7936 * configure: Rebuild.
7938 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
7940 * config/freebsd.h: New, FreeBSD architecture independent file.
7941 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
7943 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
7944 directly by i386/freebsd.h.
7945 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
7946 independent configuration file.
7947 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
7948 directly by i386/freebsd.h.
7949 * configure: Rebuilt.
7951 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
7952 which is in the user's namespace.
7953 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
7954 `i386' which is not in our namespace.
7956 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
7958 * invoke.texi (ARM Options): Add in -mno-alignment-traps
7960 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
7962 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
7963 (add_dwarf_attr, add_child_die): Just push onto the front.
7964 (reverse_die_lists): New fn.
7965 (add_sibling_attributes): Use it.
7966 (push_decl_scope): Reorganize.
7967 (add_name_and_src_coords_attributes): Don't set file and line for
7969 (gen_subprogram_die): An artificial function doesn't need to match
7971 (gen_compile_unit_die): Return the generated die. Only add
7972 AT_comp_dir if the filename is relative.
7973 (remove_AT): Simplify loop. Also free string values.
7974 (output_die): A DIE ref can't be null.
7975 (output_value_format, value_format): Take a dw_attr_ref.
7976 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
7977 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
7978 AT_addr, AT_lbl): New fns.
7979 (various): Use them.
7980 (various): Constify.
7982 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7984 * combine.c (combine_simplify_rtx): When handling a SUBREG,
7985 take SUBREG_WORD into account.
7986 (if_then_else_cond): Likewise.
7988 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
7990 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
7991 clause from BSD license, pursuant with
7993 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
7995 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
7997 * loop.c (load_mems): Reformat slightly.
7998 * basic-block.h (regset_head): New typedef.
7999 (INIT_REG_SET): New macro.
8001 1999-11-22 Bruce Korb <autogen@linuxbox.com
8003 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
8004 (mips-dec-bsd*): non-functional code
8005 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
8007 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
8008 added three replacement fixes
8009 (no_double_slash): removed comments that are not (any longer) pertinent
8010 (bad_lval): this fix currently runs against many files.
8011 The comment seems to indicate that we should select for files
8012 containing 'pragma extern_prefix'.
8014 * fixinc/fixinc.x86-linux-gnu: deleted
8015 * fixinc/inclhack.sh: regen
8016 * fixinc/fixincl.x: regen
8017 * fixinc/fixincl.sh: regen
8019 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
8021 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
8022 its code is INSN and it has no notes.
8024 1999-11-22 Andrew Haley <aph@cygnus.com>
8026 * varasm.c (function_defined): Remove.
8027 (make_function_rtl): Don't set function_defined.
8028 (make_decl_rtl): Remove global register warning.
8029 * regclass.c (no_global_reg_vars): New variable.
8030 (globalize_reg): Warn if function has already been defined.
8031 (regclass_init): Set no_global_reg_vars.
8033 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
8035 * regclass.c (reg_pref): New structure and static variable
8036 (prefclass): Delete.
8038 (all uses of prefclass and altclass): Use reg_pref instead.
8040 1999-11-21 Nick Clifton <nickc@cygnus.com>
8042 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
8044 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
8045 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8046 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
8048 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
8050 * varasm.c (output_constructor): Solve problem with long long
8051 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
8053 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8055 * global.c (allocno): New structure and static variable.
8056 (allocno_reg): Remove, all references replaced by allocno.
8057 (allocno_size): Likewise.
8058 (hard_reg_conflicts): Likewise.
8059 (hard_reg_preferences): Likewise.
8060 (hard_reg_copy_preferences): Likewise.
8061 (hard_reg_full_preferences): Likewise.
8062 (regs_someone_prefers): Likewise.
8063 (allocno_calls_crossed): Likewise.
8064 (allocno_n_refs): Likewise.
8065 (allocno_live_length): Likewise.
8066 (find_reg): Rename ALLOCNO to NUM.
8068 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
8070 (may_move_out_cost): New variable.
8071 (init_reg_sets_1): Initialize may_move_out_cost.
8072 (record_reg_classes): Use may_move_out_cost.
8074 * regclass.c (dump_regclass): New function.
8075 (regclass): New parameter DUMP, call DUMP_REGCLASS.
8076 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
8077 pass rtl_dump_file to regclass.
8078 * rtl.h (regclass): Update prototype.
8080 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8082 * i386.md (neg, not and abs patterns): Revmap to use
8083 ix86_expand_unary_operator and ix86_unary_operator_ok.
8084 (add?f and sub?f expanders): Force operand 1 to register.
8085 * i386.c (ix86_expand_unary_operator): Rewrite.
8086 (ix86_unary_operator_ok): Ensure that memory operands
8088 (ix86_binary_operator_ok): Do not allow operand 1 to
8089 come into memory and operand 0 not.
8090 (ix86_expand_binary_operator): Ensure that
8091 src1 is not non-matching memory.
8093 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
8094 to support integer registers and memory.
8095 (abss?2_integer): Likewise.
8097 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
8098 (REG_CLASS_NAMES): Likewise.
8099 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
8101 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
8102 (movsf): Likewise; unify 4th and 5th alternative.
8104 (movdf_1): Likewise; rename to movdf_integer.
8105 (pushxf): Likewise; rename to pushxf_integer; fix output template;
8106 remove redundant splitter.
8107 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
8108 (movdf_nointeger): New.
8109 (movxf_nointeger): New.
8110 (pushxf_nointeger): New.
8112 * i386.md (extend?f?f): Split to expander and pattern, refuse two
8113 memory operands in patterns.
8114 (fop*): Refuse two memory operands.
8116 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
8117 on !TARGET_USE_CLTD CPUs.
8119 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
8121 * extend.texi: Document C++ restricted pointers and references.
8123 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
8125 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
8126 (invalidate_skipped_set): Call it unconditionally.
8127 (cse_set_around_loop): Likewise.
8129 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8131 * rtl.texi (mem): Add documentation for alias-set argument
8134 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8136 * i386.h (struct_processor_costs): New fields int_load, int_store,
8137 fp_move, fp_load and fp_store
8138 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
8140 (MEMORY_MOVE_COST): New macro.
8141 * i386.c (386_cost): Define new fields.
8142 (i486_cost): Likewise.
8143 (pentium_cost): Likewise.
8144 (pentiumpro_cost): Likewise.
8145 (k6_cost): Likewise.
8147 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
8148 Geoffrey Keating <geoffk@cygnus.com>
8150 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
8152 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
8155 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
8156 (TARGET_STRICT_ALIGNMENT): New macro.
8157 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
8158 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
8159 * invoke.texi (M680x0 Options): Document -mstrict-align.
8161 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
8162 Richard Henderson <rth@cygnus.com>
8164 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
8165 (ix86_split_long_move): Declare.
8166 * i386.c (split_xf, ix86_split_movdi): Remove.
8167 (ix86_split_to_parts, ix86_split_long_move): New.
8168 * i386.md (dimode move splitters): Use ix86_split_long_move.
8169 (dfmode move splitters): Likewise.
8170 (xfmode move splitters): Likewise.
8171 (movsf_1): Allow F->r.
8172 (movdf_1, movxf_1): Allow F->ro.
8174 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8176 * except.h (struct eh_entry): Add goto_entry_p.
8177 (eh_region_from_symbol): Remove prototype.
8178 * except.c (find_func_region_from_symbol): New function.
8179 (emit_cleanup_handler): Likewise.
8180 (eh_region_from_symbol): Make it static.
8181 (add_new_handler): Verify the argument.
8182 (find_func_region): Update comment.
8183 (expand_eh_region_end): Expand handlers here, rater than waiting
8184 until expand_leftover_cleanups or start_all_catch.
8185 (expand_leftover_cleanups): Don't expand here.
8186 (expand_start_all_catch): Or here.
8187 (expand_rethrow): Check the return value from find_func_region.
8188 * function.c (expand_function_end): Emit the catch_clauses.
8190 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
8192 * integrate.c (expand_inline_function): Add necessary check for NULL.
8194 1999-11-18 Nick Clifton <nickc@cygnus.com>
8196 * toplev.c (main): Correctly detect an unrecognised option.
8198 * cppinit.c (cpp_handle_option): Do not claim to have consumed
8199 a -f option if it has not been recognised.
8201 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
8203 * basic-block.h (update_life_extent): Remove trailing comma on
8204 enumeration type list.
8206 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8208 * varasm.c (output_constructor) Solved problem with long long
8209 bitfields. Corrected calculating this_time and shift. Also
8210 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
8212 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
8214 * flow.c (split_edge): Take looping structure into account when
8215 determining where to put the new block note.
8217 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
8219 * Makefile.in (ggc-none.o): Provide host specific version if
8222 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
8224 * cse.c (delete_trivially_dead_insns): Identify no-op insns
8225 containing subregs too.
8227 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
8229 * invoke.texi: Add documentation for -muninit-const-in-rodata.
8230 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
8231 (TARGET_UNINIT_CONST_IN_RODATA): Define.
8232 (text_section): Add switches -munint-const-in-rodata and
8233 -mno-uninit-const-in-rodata.
8234 (ASM_OUTPUT_COMMON): Remove.
8235 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
8236 const objects should be placed in read-only data. Otherwise declare
8239 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
8241 * jump.c (jump_optimize_1): Revert last change.
8243 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
8245 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
8246 test if optimizing for size.
8248 1999-11-17 Mark Mitchell <mark@codesourcery.com>
8250 * Makefile.in (toplev.o): Depend on except.h.
8251 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
8253 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
8255 * i386.md (divmodsi4): Rewrite to expander.
8256 (*divmodsi4_nocltd): New.
8257 (*divmodsi4_cltd): New.
8258 (divmodsi4 splitter): Handle the case when input comes in edx.
8259 (udivmodhi4): Do not use constraints in exander.
8260 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
8262 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
8264 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
8265 for the common case.
8267 1999-11-16 Jakub Jelinek <jakub@redhat.com>
8269 * explow.c (hard_function_value): Add outgoing argument.
8270 * expr.h (hard_function_value): Declare it.
8271 * calls.c (expand_call, emit_library_call_value): Update callers.
8272 * function.c (aggregate_value_p): Ditto.
8273 (diddle_return_value): Must look at the outgoing registers
8274 on archs with register windows.
8276 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
8278 * alpha.c (alpha_build_va_list): Use make_lang_type and
8279 initialize TYPE_NAME for the va_list record.
8281 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
8283 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
8285 * ggc.h (struct ggc_statistics): Rearrange elements for better
8286 packing on 64-bit hosts.
8287 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
8288 (compute_nearerout): Likewise.
8290 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
8292 * config/rs6000/rs6000.c (first_reg_to_save): Save
8293 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
8295 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
8297 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
8298 notion of nesting to find the DIE for a type or function.
8299 DIEs can go in limbo even if we got a context_die.
8300 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
8301 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
8303 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
8304 (gen_type_die): Writing out the context doesn't cause member class
8305 template instantiations to be written out as well.
8307 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
8309 * rs6000.h (ASM_OUTPUT_DEF): New.
8310 Based on proposed addition from David Edelsohn.
8312 1999-11-15 Robert Lipe <RobertLipe@usa.net>
8313 Bruce Korb <autogen@linuxbox.com>
8315 * fixinc/inclhack.def
8316 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
8317 (unixware7_byteorder_fix): added. Removes conflicts for new defs
8319 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
8320 (svr4_endian): enabled with SVR5
8321 (svr4_mkdev): simplified syntax and enabled with SVR5
8323 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
8325 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
8326 * configure: Rebuilt.
8327 * config/t-freebsd-thread: New file.
8329 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
8331 * i386.c (ix86_decompose_address): Verify the base is a REG
8332 before trying to examine its register number.
8334 * basic-block.h: Remove all #defines and prototypes related to
8336 (free_bb_mem, compute_preds_succs): Remove prototype.
8337 * rtl.h (free_bb_mem): Remove prototype.
8338 * flow.c (alloc_int_list_node); Remove function.
8339 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
8340 (compute_preds_succs, free_bb_mem): Likewise.
8341 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
8342 * toplev.c (rest_of_compilation): Likewise.
8343 * haifa-sched.c (build_control_flow): Use flow generated edge
8344 list to build the haifa specific edge list.
8345 (find_rgns): Use new CFG data structures instead of pred/succ lists.
8346 (schedule_insns): Do not build pred/succ lists anymore. Instead
8347 build the edge table.
8349 * basic-block.h (dump_bb_data): Remove declaration.
8350 * flow.c (dump_bb_data): Remove function.
8351 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
8352 (sbitmap_union_of_predsucc): Likewise.
8354 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
8355 argument. All callers changed.
8356 (delete_null_pointer_checks_1): No longer need to compute the
8359 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
8360 All callers changed.
8361 (pre_expr_reaches_here_p_work): Likewise.
8362 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
8363 * lcm.c (compute_laterin): Fix initialization of LATER.
8364 (compute_nearerout): Similarly for NEARER.
8366 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8368 * cse.c (set_nonvarying_address_components): Delete unused function.
8369 (refers_to_p): Likewise.
8371 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
8373 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
8376 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8378 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
8379 definition in do while (0).
8381 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
8383 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
8385 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
8387 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
8389 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
8391 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
8392 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
8393 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
8394 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
8396 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
8397 saved on the stack. Output more accurate stack frame statistics
8398 into assembler file.
8400 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
8402 * genextract.c (record_insn_name): New function.
8403 (get_insn_name): No longer a stub.
8404 (main): Call record_insn_name for each insn. After each label
8405 written, print the insn name in a comment.
8407 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8409 * output.h (const_section, init_section, fini_section): Add
8412 * alpha/elf.h (const_section): Delete declaration.
8414 * svr4.h (const_section): Likewise.
8416 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
8418 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
8419 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
8420 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
8422 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
8423 variable-sized array bounds.
8425 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
8427 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
8430 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8432 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
8433 addresses the same way GO_IF_LEGITIMATE_INDEX does.
8435 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8437 * cse.c (hash_arg_in_struct): Delete.
8438 (struct table_elt): Delete elt in_struct.
8439 (struct set): Delete elt src_in_struct.
8440 (merge_equiv_classes): Don't set either hash_arg_in_struct or
8441 the corresponding in_struct elts.
8442 (canon_hash): Likewise.
8443 (safe_hash): Likewise.
8444 (find_best_addr): Likewise.
8445 (record_jump_cond): Likewise.
8446 (cse_insn): Likewise.
8448 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
8450 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
8452 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
8455 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
8457 * function.c (diddle_return_value): Put back check that the DECL_RTL
8458 for the function is a register.
8460 * function.c (diddle_return_value): Use hard_function_value to
8461 get an rtx suitable for use in the USE/CLOBBER insn.
8463 * global.c (global_conflicts): Update comments.
8464 (record_conflicts): No need to record conflicts between pseudos here.
8466 1999-11-11 Bruce Korb <autogen@linuxbox.com>
8468 * fixinc/fixincl.c: Added verbose levels for status messages
8470 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8472 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
8473 operand as argument to expand_and or expand_binop.
8475 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
8477 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
8478 gcc_add_string_root.
8480 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
8482 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
8484 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
8486 * flow.c (compute_flow_dominators): Initially put all blocks on
8488 * lcm.c (compute_antinout_edge, compute_available): Similarly.
8489 * gcse.c (compute_cprop_avinout): Remove.
8490 (compute_cprop_data): Use compute_available.
8491 (delete_null_pointer_checks_1): Use compute_available.
8493 * basic-block.h (compute_available): Returns a void now.
8494 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
8495 to return a value anymore.
8496 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
8497 worklists. Fix boundary cases. Compute maximal solutions.
8498 (compute_laterin, compute_nearerout): Similarly.
8500 * dwarf2out.c (add_AT_location_description): Allow
8501 (mem (plus (pseudo) (...)) too.
8503 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
8505 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
8507 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
8508 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8510 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
8512 * gansidecl.h: Likewise.
8518 * toplev.h: Likewise.
8524 * varray.c: Likewise.
8526 * varray.h: Likewise.
8528 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
8530 * gcov.c (struct arcdata): Add hits and total, remove prob.
8531 (output_branch_counts): New.
8532 (process_args): Set output_branch_counts if -c.
8533 (calculate_branch_probs): Store hits and total instead of
8535 (output_data): Emit counts if output_branch_counts is true.
8536 * gcov.texi (Invoking Gcov): Document -c switch..
8538 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
8540 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
8541 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
8543 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
8545 * invoke.texi (C Dialect Options): Add missing builtins from
8547 * extend.texi (Other Builtins): Copy to this list.
8549 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8551 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
8552 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
8555 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
8557 * flow.c (compute_flow_dominators): No longer treat basic block 0
8558 or (n_basic_blocks - 1) specially. Clear the AUX field before
8559 starting computation of doms/pdoms. Fix initial state for pdoms.
8561 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8563 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
8564 match rtl.o's: added ggc.h and toplev.h
8565 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
8566 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
8567 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
8569 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
8571 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
8572 from HAVE_DOS_BASED_FILESYSTEM.
8573 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
8574 HAVE_DOS_BASED_FILESYSTEM.
8576 (split_directories): Only special-case DOS file names if
8577 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
8578 instead of explicit tests. Conditionalize on !VMS.
8579 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
8580 tests. Conditionalize on !VMS.
8581 (process_command): Only use make_relative_prefix if !VMS.
8582 (free_split_directories): Conditionalize on !VMS.
8583 (DIR_UP): Conditionalize on !VMS.
8585 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
8587 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
8589 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
8591 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
8594 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
8596 * invoke.texi (Environment Variables): Document relative path
8598 * gcc.c (DIR_UP): If not defined, define as "..".
8599 (standard_bindir_prefix): New static, holds target location to
8601 (split_directories): New function to split a filename into
8602 component directories.
8603 (free_split_directories): New function, release memory allocated
8604 by split_directories.
8605 (make_relative_prefix): New function, make a relative pathname if
8606 the compiler is not in the expected location.
8607 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
8608 can figure out an appropriate prefix from argv[0].
8609 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
8610 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
8611 STANDARD_BINDIR_PREFIX.
8613 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8615 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
8617 * config/c4x/c4x.h: Moved prototypes to c4x.h.
8618 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
8619 c4x_secondary_memory_needed) Delete.
8620 (fp_zero_operand): Add mode argument.
8622 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
8624 * reload1.c (reload_reg_free_for_value_p): Don't use a register
8625 that is in reload_reg_used.
8627 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
8629 * config/arm/arm-protos.h: New file: Prototypes for functions
8630 defined in arm.c and pe.c.
8631 * config/arm/arm.h: Fix compile time warnings.
8632 * config/arm/arm.c: Fix compile time warnings.
8633 * config/arm/pe.h: Fix compile time warnings.
8634 * config/arm/aout.h: Fix compile time warnings.
8636 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
8638 * config/m32r/m32r-protos.h: New file: Prototypes for functions
8641 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
8642 Add support for subtargets.
8643 Add prototypes for new predicates.
8644 Add scheduling macros.
8646 * config/m32r/m32r.c: Fix compile time warnings.
8647 (int8_operand): New predicate function.
8648 (reg_or_cmp_int16_operand): New predicate function.
8649 (extend_operand): New predicate function.
8650 (m32r_adjust_code): New scheduling function.
8651 (m32r_adjust_priorty): New scheduling function.
8652 (m32r_sched_init): New scheduling function.
8653 (m32r_sched_reorder): New scheduling function.
8654 (m32r_sched_variable_issue): New scheduling function.
8655 (direct_return): New codegen function.
8656 (m32r_not_same_reg): New rtl testsing function.
8658 * config/m32r/m32r.md: Fix compile time warnings.
8659 Add support for pre decrement and post increment memory
8664 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8666 * global.c (EXECUTE_IF_CONFLICT): Don't define.
8667 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
8668 (find_reg): Likewise.
8670 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
8672 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
8673 to avoid assembler errors.
8675 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
8677 * config/v850/v850-protos.h: New file: Prototypes for functions
8679 * config/v850/v850.h: Move prototypes to v850-protos.h
8680 * config/v850/v850.c: Move prototypes to v850-protos.h
8681 * config/v850/v850.md: Fix compile time warnings.
8683 * config/fr30/fr30-protos.h: New file: Prototypes for functions
8685 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
8686 * config/fr30/fr30.c: Fix compile time warnings.
8687 * config/fr30/fr30.md: Fix compile time warnings.
8689 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
8691 * tree.h (get_containing_scope): Declare it.
8692 * tree.c (get_containing_scope): New fucntion.
8693 (decl_function_context): Use it.
8694 * toplev.c (rest_of_compilation): Use get_containing_scope.
8696 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8698 * Makefile.in (rtl.o): Depend on toplev.h.
8700 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
8702 * cse.c (delete_trivially_dead_insns): Replace alloca with
8704 * except.c (update_rethrow_references): Likewise.
8705 (init_eh_nesting_info): Likewise.
8706 * function.c (identify_blocks): Likewise.
8707 * gcse.c (dump_hash_table): Likewise.
8708 * graph.c (print_rtl_graph_with_bb): Likewise.
8709 * loop.c (combine_movables): Likewise.
8710 (move_movables): Likewise.
8711 (count_loop_regs_set): Likewise.
8712 (strength_reduce): Likewise.
8713 * profile.c (compute_branch_probabilities): New function, split
8715 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
8716 * regclass.c (regclass): Likewise.
8717 * regmove.c (regmove_optimize): Likewise.
8718 * toplev.c (compile_file): Likewise.
8719 (main): Don't mess with the stack rlimit.
8721 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
8723 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
8724 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
8726 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
8728 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
8730 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
8732 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
8733 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
8736 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
8738 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
8740 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
8742 * gcse.c (post_dominators): Kill.
8743 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
8744 (compute_code_hoist_data): Use compute_flow_dominators. Do not
8745 pass in a pdom array since we do not need pdoms.
8746 * haifa-sched.c (schedule_insns): Similarly.
8747 * flow.c (compute_dominators): Remove dead function.
8748 (compute_flow_dominators): Do not compute doms or pdoms if the
8749 caller does not request them. Split up loop to build doms and
8750 pdoms. Use a worklist to compute doms and pdoms.
8751 * basic-block.h (compute_dominators): Remove prototype.
8753 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
8755 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
8756 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
8757 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
8758 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
8759 (cant_move, fed_by_spec_load, is_load_insn): Remove.
8760 (schedule_region): Remove unused variable.
8761 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
8763 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
8765 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
8766 (update_equiv_regs): Likewise.
8767 (block_alloc): Likewise.
8768 * reg-stack.c (reg_to_stack): Likewise.
8769 (convert_regs_2): Likewise.
8770 * reload1.c (reload_as_needed): Likewise.
8772 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
8774 * Makefile.in (dbxout.o): Depend on ggc.h.
8775 (dwarf2out.o): Likewise.
8776 (xcoffout.o): Likewise.
8777 * dbxout.c: Include ggc.h.
8778 (dbxout_init): Register lastfile as a root.
8779 * dwarf2out.c: Include ggc.h.
8780 (dwarf2out_line): Register lastfile as a root.
8781 * xcoffout.c: Include ggc.h.
8782 (xcoffout_source_line): Register xcoff_lastfile as a root.
8784 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
8786 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
8788 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
8790 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
8792 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8794 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8796 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
8797 (EXECUTE_IF_CONFLICT): Likewise.
8798 (ALLOCNO_LIVE_P): Avoid signed division.
8799 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
8800 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
8801 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
8803 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
8805 * haifa-sched.c (schedule_block): Don't crash if there's no
8806 next insn for an interblock movement.
8807 (add_branch_dependences): Don't allow clobber insns to move either.
8809 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
8811 * i386.c (split_xf): New.
8812 * i386-protos.h: Declare it.
8813 * i386.md (movxf_1): Add general regs alternatives.
8814 (movxf_1+1): New splitter for same.
8816 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
8818 * function.c (purge_addressof_1): Add missing return values.
8820 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
8822 * function.c (is_addressof): New function. Returns true if
8823 the given piece of RTL is an ADDRESSOF.
8824 (purge_addressof_1): Make boolean. Return false if the
8825 ADDRESSOFs could not be purged.
8826 (purge_addressof): If ADDRESSOFs could not be purged from the
8827 notes attached to an insn, remove the offending note(s),
8828 unless they are attached to a libcall.
8830 1999-11-05 Andreas Jaeger <aj@suse.de>
8832 * genoutput.c (null_operand =): Initialize all fields.
8834 * errors.h: Add extern to prototypes.
8836 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
8838 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
8839 * configure: Rebuilt.
8841 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8843 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
8844 (mirror_conflicts): New function.
8845 (global_alloc): Call it.
8846 (expand_preferences): Remove redundant CONFLICTP test.
8847 (find_reg, dump_conflicts): Likewise.
8848 (prune_preferences): Process conflicts one word at a time.
8850 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
8852 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
8853 instead of an explicit loop.
8855 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
8857 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
8858 if REG_RETVAL check succeeds, then put classp in src_elt.
8860 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
8862 * function.c (pad_to_arg_alignment): Only update argument_pad
8863 if the argument's alignment is greater than STACK_BOUNDARY.
8865 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
8867 * bitmap.h (BITMAP_XFREE): New.
8868 * flow.c (life_analysis): Use it.
8869 (life_analysis_1): Free blocks.
8871 * combine.c (undo_commit): New.
8872 (try_combine): Use it. Don't zap undobuf.undos.
8873 (combine_instructions): Don't zap undobuf.undos; free the
8876 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
8878 * stmt.c (cost_table_): New.
8879 (estimate_case_costs): Use it instead of xmalloc.
8881 * toplev.c (compile_file): Reuse dumpname memory instead
8884 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
8886 * reg-stack.c (convert_regs_1): Initialize target_stack->top
8887 after verifying an EH edge.
8889 * haifa-sched.c (init_rgn_data_dependences): Correctly
8890 size bb_pending_lists_length when zeroing.
8892 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
8894 * function.c (diddle_return_value): New.
8895 (expand_function_end): Use it.
8896 * stmt.c (expand_null_return): Likewise.
8897 (expand_value_return): Likewise.
8899 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
8901 * reload1.c (reload): Don't remove return value clobbers.
8903 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
8905 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
8907 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
8909 * cse.c (cse_main): Use xmalloc, not alloca.
8910 (cse_basic_block): Likewise.
8911 * local-alloc.c (local_alloc): Likewise.
8913 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
8914 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
8916 * rtl.c: Include toplev.h.
8917 (fatal): Remove declaration.
8919 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
8921 * haifa-sched.c (schedule_block): Fix thinko.
8923 1999-11-03 James McKelvey <mckelvey@fafnir.com>
8925 * fixinc/fixincl.c(create_file): Allow for systems that do not have
8926 S_IR* defined values
8928 1999-11-03 Philippe De Muyter <phdm@macqel.be>
8930 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
8931 call `malloc' instead.
8933 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
8935 * flags.h (flag_renumber_insns): Declare.
8936 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
8938 * rtl.h (renumber_insns): Change prototype.
8939 * toplev.c (flag_renumber_insns): Define.
8940 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
8942 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
8944 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
8945 and fpsqrtd. Use them and create fdiv function unit to more
8946 accurately represent fpu sqrt pipeline semantics on UltraSparc.
8947 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
8949 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
8951 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
8953 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
8954 insn into ready list, do not use just a raw swap.
8956 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
8958 * rtl.h (renumber_insns): New function.
8959 (remove_unnecessary_notes): Likewise.
8960 * emit-rtl.c (renumber_insns): Define.
8961 (remove_unncessary_notes): Likewise.
8962 * toplev.c (rest_of_compilation): Remove dead code.
8963 Use renumber_insns and remove_unncessary_notes.
8965 * gcse.c (struct null_pointer_info): New type.
8966 (get_bitmap_width): New function.
8967 (current_block): Remove.
8968 (nonnull_local): Likewise.
8969 (nonnull_killed): Likewise.
8970 (invalidate_nonnull_info): Take a null_pointer_info as input.
8971 (delete_null_pointer_checks_1): New function.
8972 (delete_null_pointer_checks): Use it.
8974 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
8975 (split_edges): Likewise.
8976 (schedule_block): Likewise.
8977 (compute_block_backward_dependencies): Likewise.
8978 (schedule_region): Likewise.
8979 (schedule_insns): Likewise.
8981 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
8983 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
8984 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
8985 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
8986 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
8987 * jump.c (delete_unreferenced_labels): Don't delete if
8988 LABEL_ALTERNATE_NAME is set.
8989 * print-rtl.c (print_rtx): Dump alternate name.
8990 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
8991 * rtl.h (LABEL_ALTERNATE_NAME): Define.
8992 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
8993 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
8995 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8997 * fix-header.c (recognized_extern, recognized_function): Constify
9000 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
9001 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9002 (compute_available): Remove unused variable `last'.
9003 (compute_nearerout): Remove unused variable `temp_bitmap'.
9004 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
9005 Remove unused variable `x'.
9007 * scan.h (recognized_function, recognized_extern): Constify a
9010 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
9012 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9014 * varasm.c (decode_rtx_const): Use XSTR to access the string
9017 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
9019 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
9021 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9023 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
9025 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
9027 * pa.c (ireg_operand): New function.
9028 * pa.h (PREDICATE_CODES): Handle ireg_operand.
9029 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
9030 Fix out of date comment.
9032 * pa.md (negdi2): Turn into expander + anonymous pattern.
9034 * reload.c (find_reloads): Fix typos in recent change.
9036 * dwarf2out.c: Do not include ctype.h.
9038 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9040 * regclass.c (record_reg_classes): Always use may_move_cost when
9041 seeing how operand fits with various register classes.
9043 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
9045 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
9046 * toplev.c: Revert Nov 1 13:22 change.
9048 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
9050 * config/pa/pa.md (height reduction patterns): Add checks for
9051 overlapping operands to avoid semantic-destroying splits for
9052 height reduction patterns.
9054 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
9056 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
9057 have been an hyphen, fixed.
9058 * configure: Rebuilt.
9060 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
9062 * config/arm/tpe.h: Add prototypes for exported functions.
9063 * config/arm/pe.c: Fix compile time warnings.
9064 * config/arm/semi.h: Fix compile time warnings.
9065 * config/arm/arm.c: Fix compile time warnings.
9066 * config/arm/arm.h: Fix compile time warnings.
9067 * config/arm/arm.md: Fix compile time warnings.
9068 * config/arm/thumb.c: Fix compile time warnings.
9069 * config/arm/thumb.h: Fix compile time warnings.
9070 * config/arm/thumb.md: Fix compile time warnings.
9072 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
9074 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
9077 * unroll.c (unroll_loop): Remove LOOP notes when loop is
9078 completely unrolled.
9080 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9082 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
9084 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
9086 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
9087 * rtl.h (rtx_equal_p): Move prototype.
9088 * rtl.c (rtx_equal_function_value_matters): Move from
9090 (rtx_equal_p): Likewise.
9091 * rtlanal.c (rtx_equal_function_value_matters): Delete.
9092 (rtx_equal_p): Likewise.
9094 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
9096 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
9099 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
9101 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
9103 * pa.h (ADDR_VEC_ALIGN): Define.
9105 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
9106 notes when presented with "if (foo) break; end_of_loop" and
9107 the break sequence gets moved out of the loop.
9109 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
9110 Remove explicit zero initializations of entries within MAP.
9112 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
9114 * reg-stack.c (convert_regs_1): Handle EH edges specially.
9116 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
9118 * bitmap.h (BITMAP_XMALLOC): New macro.
9119 * flow.c (CLEAN_ALLOCA): Remove.
9120 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
9121 (life_analysis): Likewise.
9122 (update_life_info): Don't use CLEAN_ALLOCA.
9123 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
9124 (calculate_global_regs_live): Likewise.
9125 (print_rtl_with_bb): Likewise.
9126 (verify_flow_info): Likewise.
9127 * global.c (global_alloc): Likewise.
9128 (global_conflicts): Likewise.
9129 * integrate.c (save_for_inline_nocopy): Likewise.
9130 (expand_inline_function): Likewise.
9131 * jump.c (jump_optimize_1): Likewise.
9132 (duplicate_loop_exit_test): Likewise.
9133 (thread_jumps): Likewise.
9134 * loop.c (loop_optimize): Likewise.
9135 (combine_givs): Likewise.
9136 (recombine_givs): Likewise.
9137 * reorg.c (dbr_schedule): Likewise.
9138 * unroll.c (unroll_loop): Likewise.
9140 * combine.c (combine_instructions): Use xmalloc instead of alloca.
9142 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
9144 * toplev.c (rest_of_compilation): Don't optimize the CFG
9145 when rebuilding, just before dbr.
9147 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9149 * output.h (assemble_end_function, assemble_destructor,
9150 assemble_constructor, assemble_gc_entry, assemble_global,
9151 assemble_label, output_constant_pool) Constify a char*.
9153 * varasm.c (assemble_destructor, assemble_constructor,
9154 assemble_gc_entry, assemble_end_function, assemble_global,
9155 assemble_label, output_constant_pool): Likewise.
9157 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
9159 * config/arm/thumb.c (thumb_expand_prologue): Add comments
9160 explaining what is goin on in this function.
9162 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9164 * regclass.c (record_reg_classes): In matching case, recompute
9165 costs since the direction of movement is different.
9167 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
9169 * resource.c (mark_target_live_regs): For unconditional branches,
9170 the resources found at the branch target should be added to the
9171 resources found so far, not intersected.
9173 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
9175 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
9177 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
9178 (sys/mman.h): Include this file only if #HAVE_MMAP.
9179 (run_compiles): Initialize `esac_fmt' with one old KR string, not
9180 with automatically concatenated ANSI strings.
9182 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
9184 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
9185 (DIV_ROUND_UP): Robustify.
9186 (ggc_recalculate_in_use_p): New function.
9187 (release_pages): Don't inline it.
9188 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
9190 (ggc_pop_context): Use ggc_recalculate_in_use_p.
9191 (clear_marks): Always save in_use_p.
9192 (sweep_pages): Use ggc_recalculate_in_use_p.
9193 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
9194 Release pages before counting statistics.
9196 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
9198 * toplev.c (rest_of_compilation): Fix thinko in this change:
9200 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9202 (rest_of_compilation): If inside an inlined external function,
9203 pretend we are just being declared.
9205 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
9207 * flow.c (calculate_global_regs_live): Fix thinko.
9209 * integrate.c (expand_inline_function): Fix bugs in previous
9210 change from Oct 28, 1999.
9212 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
9214 * stmt.c (expand_value_return): Fix typo in this change:
9216 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9217 (expand_value_return): Correctly convert VAL when promoting function
9218 return; support RETURN_REG being a PARALLEL.
9220 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
9222 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
9224 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9226 * hard-reg-set.h (reg_names): Constify a char*.
9228 * regclass.c (reg_names): Likewise.
9230 * regs.h (reg_names): Likewise
9232 * a29k/a29k.c (reg_names): Delete declaration.
9234 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
9236 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
9237 arc_output_function_epilogue): Likewise.
9239 * elxsi/elxsi.c (reg_names): Likewise.
9241 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
9243 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
9246 * m88k/m88k.c (output_function_profiler): Likewise.
9248 * sparc/sparc.c (sparc_flat_output_function_prologue,
9249 sparc_flat_output_function_epilogue): Likewise.
9251 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
9253 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
9254 warning from -Wuninitialized and put it under -W.
9255 * function.c (uninitialized_vars_warning): Warn only when the
9256 corresponding flag is set.
9258 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
9260 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
9261 is nonzero and the single set does not have an elt, then assign
9264 * simplify-rtx.c: New file.
9265 * Makefile.in (OBJS): Add simplify-rtx.o
9266 (simplify-rtx.o): Add dependencies.
9267 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
9268 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
9269 (cse_gen_binary, simplify_unary_operation): Delete.
9270 (simplify_binary_operation, simplify_plus_minus): Likewise.
9271 (check_fold_consts, simplify_relation_operation): Likewise.
9272 (simplify_ternary_operation): Likewise.
9273 (delete_trivially_dead_insns): Simplify the contents of the
9274 REG_EQUAL note before trying to substitute it into the source
9275 of the reg-reg copy at the end of a libcall sequence.
9277 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
9278 references/callers changed.
9280 * mn10200.c (mn10200_va_arg): Force the return value into a
9283 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
9285 * cccp.c (macroexpand): Avoid out of range accesses for omitted
9288 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
9290 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
9292 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
9294 * fold-const.c (fold): Fix thinko when optimizing comparisons
9297 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
9299 * gcc.texi (Passes): Update front-end files to their current
9302 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
9304 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
9305 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9306 (PREDICATE_CODES): Add addition_operation.
9307 * alpha-protos.h (addition_operation): Declare.
9308 (secondary_reload_class): Likewise.
9309 * alpha.c (addition_operation): New.
9310 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
9311 * alpha.md (adddi3): Turn into expander.
9312 (*lda, *adddi_2): New.
9313 (movsf, movdf patterns): Don't preference integer regs.
9314 (movsi, movdi patterns): Don't preference fp regs.
9316 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
9318 * genrecog.c (write_switch): Check for duplicate CODE cases.
9320 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
9322 * ggc-common.c: Update pre-function commentary.
9323 * ggc-page.c: Likewise.
9325 (poison_pages): Use memset directly.
9326 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
9327 (ggc_collect): Poison before sweeping.
9328 * ggc-simple.c: Update pre-function commentary.
9329 (ggc_alloc_obj): Poison non-zeroed memory.
9331 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
9333 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
9334 match format string, even on 64-bit hosts.
9335 * gcc-page.c (ggc_page_print_statistics): Likewise.
9337 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
9339 * config/i386/i386.c (ix86_cpu): Revert last patch.
9340 * config/i386/i386.h (ix86_cpu): Ditto.
9342 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
9344 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
9345 TYPE_SIZE, convert type of result to sizetype.
9347 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
9349 * flow.c (count_or_remove_death_notes): Equate NULL with the
9352 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
9353 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
9356 * i386.c (pic_label_no): Delete.
9357 (ix86_attr_length_default): Don't use single_set to peek
9360 * recog.c (peephole2_optimize): Allow recog_next_insn to index
9361 the first insn after bb->end.
9362 * i386.md (push mem peeps): Scratch is live after evaluation
9364 (cmp mem peep): Similarly.
9366 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
9368 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
9369 * function.c (pad_to_arg_alignment): Add missing braces.
9371 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9373 * alpha/alpha-protos.h (literal_section): Add prototype.
9374 (alpha_need_linkage, alpha_start_function,alpha_end_function):
9377 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
9379 (alpha_start_function, alpha_end_function, float_strings,
9380 alpha_need_linkage): Constify a char*
9382 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
9384 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
9386 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
9388 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
9390 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9392 * flow.c (debug_flow_info): Add prototype.
9394 * gcc.c (main): Likewise.
9396 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
9399 * reload1.c (failed_reload, set_reload_reg): Likewise.
9401 * mips-tfile.c (main): Likewise.
9402 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
9403 with ATTRIBUTE_NORETURN.
9405 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
9407 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
9408 DECL is not a memory ref.
9410 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
9412 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
9413 * config/i386/i386.c (ix86_cpu): Add extern attribute.
9415 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
9417 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
9418 * config/mips/elf64.h: ditto.
9420 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
9422 * expr.c (emit_push_insn): New argument alignment_pad.
9423 Update all callers. Adjust stack pointer based on alignment pad.
9424 * function.c (pad_to_arg_alignment): New argument alignment_pad.
9425 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
9426 (locate_and_pad_parm): New argument alignment_pad. Update all
9428 * expr.h (emit_push_insn): Update prototype.
9429 (locate_and_pad_parm): Update prototype.
9430 * calls.c (arg_data): Add new field alignment_pad.
9431 (initialize_argument_information): Initialize alignment_pad.
9433 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
9435 * except.c (free_eh_nesting_info): Free the info itself.
9436 * function.c (free_after_compilation): Don't free NULL.
9437 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
9438 (pre_edge_insert): Free inserted.
9439 * stmt.c (free_stmt_status): Don't free NULL.
9441 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
9443 * gcov.c (DIR_SEPARATOR): Provide default.
9444 (output_data): Add test for MS-DOS format absolute filename.
9445 (fancy_abort): Correct program name.
9446 (open_files): Open all files in binary mode.
9447 * libgcc2.c (__bb_exit_func): Likewise.
9449 * profile.c (init_branch_prob): Specify binary when opening files.
9451 * flags.h (flag_unwind_tables): New decl.
9452 * toplev.c (flag_unwind_table): New definition.
9453 (f_options): Add -funwind-tables.
9454 (decode_g_option): Clarify warning when unknown -g option is given.
9455 (rest_of_compilation): If inside an inlined external function,
9456 pretend we are just being declared.
9458 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
9459 (dwarf2out_frame_finish): Likewise.
9461 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
9463 * fold-const.c (merge_ranges): If not in0, but in1, handle
9464 upper bounds equal like subset case.
9466 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
9468 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
9469 passed in a register but moved to the stack.
9471 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
9473 * gcc.c (pass_exit_codes, greatest_status): New variables.
9474 (struct option_map): Add entry for "--pass-exit-codes".
9475 (execute): Update greatest_status if error.
9476 (display_help): Add documentation for -pass-exit-codes.
9477 (process_command): Handle -pass-exit-codes.
9478 (main): Look at pass_exit_codes and greatest_status on call to exit.
9480 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9482 * reload.c (find_reloads): Refine test for no input reload
9483 case to not includes reloads emitted after insn.
9485 * function.c (find_temp_slots_from_address): Handle sum involving
9486 a register that points to a temp slot.
9487 (update_temp_slot_address): Make recursive call if both old and
9488 new are PLUS with a common operand.
9489 * calls.c (expand_call): Mark temp slot for result as having
9492 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
9494 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
9495 component as well as "BINUTILS".
9497 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
9498 * integrate.c (copy_rtx_and_substitute): Likewise.
9499 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
9500 All callers changed.
9501 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
9503 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
9504 gdb extensions, write size of type; also be more consistent
9505 in using references when this is a subtype.
9507 * pa.md (extv, extzv, insv): Use define_expand to reject constant
9508 that is out of range.
9510 * loop.c (unknown_constant_address_altered): New variable.
9511 (prescan_loop): Initialize it.
9512 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
9513 (invariant_p, case MEM): Remove handling for volatile and readonly;
9514 check new variable if readonly.
9515 (check_dbra_loop): Chdeck unknown_constant_address_altered.
9517 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
9518 (addr_affects_sp_p): Removed from note_mem_written and only
9519 define #ifdef AUTO_INC_DEC.
9521 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
9523 * regclass.c (record_reg_classes): Properly handle register move
9526 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
9527 Don't think valid if both operands are invalid.
9528 (struct constant_descriptor): New field RTL.
9529 (mark_const_hash_entry): Mark it.
9530 (record_constant{,_rtx}): Initialize it.
9531 (output_constant_def): Allocate RTL in permanent obstack and
9533 ({record,compare}_constant_1): Modes must match for
9534 CONSTRUCTOR of ARRAY_TYPE.
9536 * c-common.h (initializer_constant_valid_p): Delete decl from here.
9537 * output.h (initializer_constant_valid_p): Move decl to here.
9538 * c-common.c (initializer_constant_valid_p): Delete function from here.
9539 * varasm.c (initializer_constant_valid_p): Move function to here.
9541 * tree.h (STRIP_SIGN_NOPS): New macro.
9542 * fold-const.c (optimize_minmax_comparison): New function.
9543 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
9544 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
9545 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
9546 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
9547 widening conversions.
9548 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
9549 to look at size of mode, not precision of type; also add missing cases.
9550 (optimize_bit_field_compare, decode_field_reference): Don't try to
9551 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
9553 * dwarf2out.c (ctype.h): Include.
9554 (dwarf2out_set_demangle_name_func): New function.
9555 (size_of_line_info): Deleted.
9556 (output_line_info): Compute size of line info table from difference
9558 (base_type_die, add_name_attribute): Call demangle function, if any.
9559 (field_byte_offset): Use bits per word for variable length fields.
9560 (gen_array_type_die): Add array name.
9561 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
9562 (dwarf2out_add_library_unit_info): New function.
9564 * explow.c (set_stack_check_libfunc): New function.
9565 (stack_check_libfunc): New static variable.
9566 (probe_stack_range): Allow front-end to set up a libfunc to call.
9568 * combine.c (simplify_comparison): When making comparison in wider
9569 mode, check for having commuted an AND and a SUBREG.
9570 (contains_muldiv): New function.
9571 (try_combine): Call it when dividing a PARALLEL.
9572 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
9573 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
9575 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
9576 use one of the CLOBBERs instead.
9577 (if_then_else_cond): If comparing against zero, just return thing
9580 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
9581 Don't generate shifts and subtract if have conditional arithmetic.
9583 * rtl.h (delete_barrier): New declaration.
9584 * jump.c (jump_optimize): Set up to handle conditional call.
9585 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
9586 (delete_barrier): New function.
9588 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
9590 * recog.c (nonmemory_operand): Accept ADDRESSOF.
9592 * tree.c (build_type_attribute_variant): Push to obstack of
9593 ttype around type_hash_canon call.
9595 * expr.c (placeholder_list): Move decl to file scope.
9596 (expand_expr): Don't force access to volatile just because its
9598 If ignoring reference operations, just expand the operands.
9599 (expand_expr, case COMPONENT_REF): Propagate
9600 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
9601 Refine test for using bitfield operations vs pointer punning.
9602 (expand_expr, case CONVERT_EXPR): If converting to
9603 BLKmode UNION_TYPE from BLKmode, just return inner object.
9604 Use proper mode in store_field call.
9605 Properly set sizes of object to store and total size in store_field
9606 call for convert to union.
9607 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
9608 memory (like for ADDR_EXPR). Also, don't put constant in register if
9609 we'll want it in memory.
9610 (readonly_fields_p): New function.
9611 (expand_expr, case INDIRECT_REF): Call it if LHS.
9612 (expand_assignment): Handle a RESULT_DECL where
9613 DECL_RTL is a PARALLEL.
9614 (do_jump, case WITH_RECORD_EXPR): New case.
9615 (get_inner_reference): Always go inside a CONVERT_EXPR
9616 and NOP_EXPR if both modes are the same.
9617 (store_field): Use bitfield operations if size of bitsize is not same
9618 as size of RHS's type.
9619 Check for bitpos not a multiple of alignment in BLKmode case.
9620 Do block move in largest possible alignment.
9621 (store_constructor): Set BITSIZE to -1 for variable size and properly
9622 in case of array of BLKmode.
9623 (expand_expr_unaligned): New function.
9624 (do_compare_and_jump): Call it.
9626 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
9627 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
9628 does not include 'o'.
9630 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
9631 both SET_DEST and SET_SRC reference a virtual register.
9632 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
9634 * integrate.c (expand_inline_function): Handle case of setting
9635 virtual stack vars register (from built in setjmp); when parameter
9636 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
9637 (subst_constant): Add new parm, MEMONLY.
9638 (expand_inline_function, integrate_parm_decls): Pass new parm.
9639 (integrate_decl_tree): Likewise.
9640 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
9641 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
9642 (copy_rtx_and_substitute, case SET): Add explicit calls to
9643 copy_rtx_and_substitute for both sides.
9645 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
9647 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
9648 within INDEX_TYPE, instead of before.
9649 (fixup_gotos): Use f->target_rtl, not the next insn,
9650 since latter may be from a later fixup.
9651 (expand_value_return): Correctly convert VAL when promoting function
9652 return; support RETURN_REG being a PARALLEL.
9653 (expand_return): When checking for result in regs and having
9654 cleanup, consider PARALLEL in DECL_RTL as being in regs.
9656 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
9658 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
9659 last_nominal_fname): Mark const.
9660 (struct include_hash: name, nshort, control_macro): Mark
9662 (struct macrodef: symnam): Mark const.
9663 (struct if_stack: fname): Mark const.
9664 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
9665 (IStable): New character-syntax array which encompasses all
9666 the old is_foo arrays.
9667 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
9668 is_space): New macros for interrogating IStable.
9669 (check_macro_name): Kill last argument. All callers changed.
9671 * cppinit.c (initialize_char_syntax): Delete.
9672 (is_idchar, is_idstart, is_hor_space, is_space,
9673 trigraph_table): Delete.
9674 (IStable): New. Initialize with clever macros to avoid
9675 information duplication.
9676 (builtin_array): Table of builtins to get rid of explicit list
9677 in initialize_builtins.
9678 (initialize_builtins): Use builtins_array.
9679 (cpp_start_read): Call init_IStable, and set IStable['$'] if
9680 opts->dollars_in_ident.
9682 * cppexp.c: Change all refs to is_xyz[] arrays to use new
9684 (cpp_parse_expr): Avoid 'format string is not constant'
9685 warning. Use ISGRAPH to identify printable chars.
9686 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
9688 (read_and_prescan): Map trigraphs to chars with open-coded
9689 if-else-if-... sequence, not a lookup table.
9690 * cpphash.c: Change all refs to is_xyz[] arrays to use new
9692 * cpplib.c: Change all refs to is_xyz[] arrays to use new
9693 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
9694 (check_macro_name): Remove ability to report an invalid
9695 assertion name, which is never used.
9696 (do_line): Constify a couple of char *'s.
9697 * cppmain.c (main): Call cpp_cleanup before returning.
9699 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
9701 * ggc.h (struct ggc_statistics): New type.
9702 (ggc_get_size): New function.
9703 (ggc_print_statistics): Likewise.
9704 * ggc-common.c (ggc_stats): New variable.
9705 (ggc_mark_rtx_children): Keep statistics.
9706 (ggc_mark_tree_children): Likewise.
9707 (ggc_print_statistics): New function.
9708 * ggc-page.c (struct globals): Add bytes_mapped field.
9709 (alloc_anon): Update it.
9710 (release_pages): Likewise.
9711 (ggc_get_size): New function.
9712 (ggc_page_print_statistics): New function.
9713 * ggc-simple.c (ggc_get_size): New function.
9715 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
9717 * flow.c (propagate_block): When the last reference to a label
9718 before an ADDR_VEC is deleted because the reference is a dead
9719 store, delete the ADDR_VEC.
9721 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
9723 * resource.c (find_free_register): Don't use the frame pointer
9724 if frame_pointer_needed.
9726 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
9728 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
9729 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
9731 * config/i960/i960.c (i960_va_start): New locals base, num.
9732 Use INDIRECT_REF instead of ARRAY_REF on valist.
9733 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
9735 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
9737 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
9739 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
9741 * tree.def (PLACEHOLDER_EXPR): Update comments.
9743 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9745 * c-common.c (check_format_info): Avoid non-literal format string
9746 warnings when `first_arg_num' is zero.
9748 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9750 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
9752 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
9754 * arm.md (casesi_insn): Add a clobber of the condition code
9757 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
9759 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
9760 used by both cc1 and cc1plus.
9762 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
9764 * config/arm/arm.c: Initialise arm_structure_size_boundary to
9765 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
9766 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
9767 to the value 32 if it has not already been defined.
9768 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
9769 Override definition in arm.h with a value of 8.
9771 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
9773 * c-pragma.c (push_alignment): Don't check the return value
9776 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
9778 * sparc.h (ADJUST_COST): Fix thinko.
9780 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
9782 * cccp.c (rescan): Fixed obp pointer handling around call to
9783 check_expand subroutine.
9785 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
9787 * gcse.c (delete_null_pointer_checks): Only record non-null info
9788 for pseudos when examining stores.
9790 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
9791 splitters for these patterns. Use "#" for output templates.
9792 (addsi3_carryin_shift): New pattern.
9794 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
9796 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
9797 of the function return register into a plain REG until
9798 after function inlining is done.
9800 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
9802 * jump.c (jump_optimize_1): If we did cross-jumping, and
9803 the data will matter, rebuild the CFG.
9804 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
9805 not optimizing. Don't run shorten_branches.
9806 * toplev.c (rest_of_compilation): Run shorten_branches after
9809 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
9811 * rtl.h (note_stores): Add additional paramter.
9812 * rtlanal.c (reg_set_p_1): Take additional paramter.
9813 (reg_set_last_1): Likewise.
9814 (reg_set_p): Adjust call to note_stores.
9815 (reg_set_last): Likewise.
9816 (note_stores): Pass data parameter to worker function.
9817 * alias.c (record_set): Take additional parameter.
9818 (init_alias_analysis): Pass it.
9819 * caller-save.c (mark_set_regs): Take additional parameter.
9820 (save_call_clobbered_regs): Pass NULL to note_stores.
9821 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
9823 (record_dead_and_set_regs_1): Likewise.
9824 (reg_dead_at_p_1): Likewise.
9825 (combine_instructions): Adjust calls to note_stores.
9826 (try_combine): Likewise.
9827 (record_dead_insn): Remove.
9828 (record_dead_and_set_regs): Adjust calls to note_stores.
9829 (reg_dead_at_p): Likewise.
9830 * cse.c (invalidate_skipped_set): Take additional parameter.
9831 (cse_check_loop_start): Likewise.
9832 (cse_check_loop_start_value): Remove.
9833 (cse_set_around_loop): Adjust calls to note_stores.
9834 * flow.c (notice_stack_pointer_modification): Take additional
9835 parameter. Remove duplicate declaration.
9836 (record_volatile_insns): Adjust calls to note_stores.
9837 * gcse.c (record_set_info): Take additional parameter.
9838 (record_last_set_info): Likewise.
9839 (invalidate_nonnull_info): Likewise.
9840 (record_set_insn): Remove.
9841 (compute_sets): Adjust calls to note_stores.
9842 (last_set_insn): Remove.
9843 (compute_hash_table): Adjust calls to note_stores.
9844 (insert_insn_end_bb): Likewise.
9845 (delete_null_pointer_checks): Likewise.
9846 * global.c (mark_reg_store): Take additional parameter.
9847 (mark_reg_clobber): Likewise.
9848 (reg_becomes_live): Likewise.
9849 (global_conflicts): Adjust calls to note_stores.
9850 (build_insn_chain): Likewise.
9851 * integrate.c (note_modified_parmregs): Take additional parameter.
9852 (mark_stores): Likewise. Make it static.
9853 (save_for_inline_nocopy): Adjust calls to note_stores.
9854 (try_constants): Likewise.
9855 * integrate.h (mark_stores): Remove declaration.
9856 * jump.c (mark_modified_reg): Take additional parameter.
9857 (thread_jumps): Adjust calls to note_stores.
9858 * local-alloc.c (validate_equiv_mem_from_store): Take additional
9860 (no_equiv): Likewise.
9861 (reg_is_set): Likewise.
9862 (validate_equiv_mem): Adjust calls to note_stores.
9863 (update_equiv_regs): Likewise.
9864 (block_alloc): Likewise.
9865 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
9866 (note_addr_stored): Take additional parameter.
9867 (note_set_pseudo_multiple_uses): Likewise.
9868 (record_initial): Likewise.
9869 (prescan_loop): Adjust calls to note_stores.
9870 (strength_reduce): Likewise.
9871 (check_dbra_loop): Likewise.
9872 * regmove.c (flags_set_1): Take additional paramter.
9873 (mark_flags_life_zones): Adjust calls to note_stores.
9874 * reload1.c (mark_not_eliminable): Take additional parameter.
9875 (forget_old_reloads_1): Likewise.
9876 (reload_cse_invalidate_rtx): Likewise.
9877 (reload_cse_check_clobber): Likewise.
9878 (reload_combine_note_store): Likewise.
9879 (move2add_note_store): Likewise.
9880 (reload): Adjust calls to note_stores.
9881 (reload_as_needed): Likewise.
9882 (emit_reload_insns): Likewise.
9883 (reload_cse_regs_1): Likewise.
9884 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
9885 (reload_combine): Adjust calls to note_stores.
9886 * resource.c (update_live_status): Take additional paramter.
9887 (mark_target_live_regs): Adjust calls to note_stores.
9888 * stupid.c (find_clobbered_regs): Take additional parameter.
9889 (stupid_life_analysis): Adjust calls to note_stores.
9891 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
9893 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
9896 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
9899 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
9900 of the variable arm_structure_size_boundary.
9902 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
9904 * alias.c (init_alias_analysis): Allocate reg_known_value and
9905 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
9907 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
9908 * cse.c (cse_main): Call end_alias_analysis.
9909 * haifa-sched.c (schedule_insns): Likewise.
9910 * local-alloc. (update_equiv_regs): Likewise.
9911 * reload1.c (reload_cse_regs): Likewise.
9913 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9915 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
9916 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
9917 mapping from MASK_FPU.
9919 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
9921 * sparc.md (call): Don't bound structure return size to 0xfff.
9923 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
9925 * resource.c (mark_target_live_regs): Check that the target
9926 insn wasn't created after compute_bb_for_insn.
9928 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
9930 * ggc-page.c (poison_pages): Don't be overzealous.
9932 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
9934 * alias.c: Update comments for ADDRESS.
9935 (nonlocal_reference_p): Look inside the ADDRESS to determine if
9936 it is a local memory reference.
9938 * c-typeck.c (build_function_call): Check that the built-in
9939 function is of class BUILT_IN_NORMAL before trying to recongize
9941 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
9942 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
9944 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
9946 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
9948 (pre_gcse): Likewise.
9949 (hoist_expr_reaches_here_p): Likewise.
9950 (hoist_code): Likewise.
9951 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
9953 (pre_expr_reaches_here_p_work): ... here.
9954 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
9956 (expr_reaches_here_p_work): ... here.
9958 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
9960 * resource.c (find_basic_block): Delete.
9961 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
9962 (init_resource_info): Call compute_bb_for_insn.
9964 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
9966 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
9967 with already adjacent blocks, but no fallthru.
9968 (merge_blocks_move_successor_nojumps): Simplify.
9969 (debug_flow_info): New.
9971 * toplev.c (rest_of_compilation): Open jump1 dump file before
9972 jump and close after, as opposed to just using dump_rtl.
9974 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9976 * reload.h (earlyclobber_operand_p): Declare.
9977 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
9978 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
9979 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
9980 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
9982 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
9983 Richard Henderson <rth@cygnus.com>
9985 * emit-rtl.c (emit_block_insn_before): New.
9986 (emit_block_insn_after): New.
9987 * basic-block.h: Declare them.
9989 * bitmap.h: Protect from multiple inclusion.
9991 * recog.c (scratch_operand): Handle VOIDmode correctly.
9993 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
9995 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
9996 * function.c (assign_parms): Likewise.
9997 * global.c (global_conflicts): Clarify STACK_REGS commentary.
9999 * reg-stack.c (max_uid): Remove.
10000 (blocks, block_begin, block_end, block_drops_in): Remove.
10001 (block_stack_in, block_out_reg_set, block_number): Remove.
10002 (struct block_info_def, BLOCK_INFO): New.
10003 (enum emit_where): New.
10004 (current_block): New.
10005 (BLOCK_NUM): Remove.
10006 (mark_regs_pat, record_label_references): Remove.
10007 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
10009 (goto_block_pat, print_blocks, dump_stack_info): Remove.
10010 (reg_to_stack): Simplified test for existance of fp code. Use
10011 flow.c code. Call shorten_branches after cross-jump opt.
10012 (check_asm_stack_operands): Renamed from record_asm_reg_life.
10013 Return false if the asm doesn't use stack regs. Don't do life
10014 analysis on the asm.
10015 (emit_pop_insn): Replace function pointer arg `when' with
10016 enum `where'. Update all callers.
10017 (change_stack): Likewise. Update basic block end.
10018 (emit_swap_insn): Use current_block->head to limit reverse search
10019 for start of block. Use emit_block_insn_after.
10020 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
10021 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
10022 structure assignment instead of bcopy.
10023 (print_stack): New.
10024 (convert_regs_entry, convert_regs_exit): New.
10025 (convert_regs_1, convert_regs_2): Split out from convert_regs.
10026 Work on basic blocks and the CFG.
10027 (convert_regs): Use them.
10029 * i386.c (output_fix_trunc): Remove code for DImode input operand
10030 not at top-of-stack.
10031 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
10033 (fix_truncdi_1): Allow any mode scratch.
10035 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
10037 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
10038 * linux.h, netbsd.h, vms.h: Not here.
10040 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
10042 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
10043 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
10044 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
10045 CONDITIONAL_REGISTER_USEAGE): Use them.
10046 * config/mips/mips.c (mips_move_1word,mips_move_2words,
10047 gen_conditional_branch,override_options) : Use them.
10048 * config/mips/mips.md : Use them.
10050 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
10052 * i386.md (zero_extendqihi2): Use SImode register name with andl.
10054 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
10056 * integrate.c (function_cannot_inline_p): Don't allow inlining
10059 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10061 * c-parse.in (cast_expr): Constify.
10063 * cccp.c (special_symbol): Likewise.
10065 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
10067 * dwarf2out.c (base_type_die): Likewise.
10069 * global.c (allocno_compare): Likewise.
10071 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
10073 * regclass.c (fix_register): Likewise.
10075 * rtl.h (fix_register): Likewise.
10077 * stupid.c (stupid_reg_compare): Likewise.
10079 * toplev.c (decode_f_option): Likewise.
10081 * tree.c (build_complex_type): Likewise.
10083 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
10085 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
10087 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10089 * reload.c (find_reloads): Compute mode and nregs fields of all
10091 * reload1.c (calculate_needs_all_insns): Simplify a bit.
10092 (calculate_needs): Use precomputed mode/nregs values.
10093 (allocate_reload_reg): Likewise.
10095 (failed_reload, set_reload_reg): ... new functions.
10096 (choose_reload_regs_init): New function, mostly broken out from...
10097 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
10098 Also lose one #if 0 block.
10100 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
10102 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
10105 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
10107 * tree.h (BLOCK_TYPE_TAGS): Remove.
10108 (BLOCK_END_NOTE): Likewise.
10109 (BLOCK_LIVE_RANGE_FLAG): Likewise.
10110 (BLOCK_LIVE_RANGE_START): Likewise.
10111 (BLOCK_LIVE_RANGE_END): Likewise.
10112 (tree_block): Remove live_range_flag, live_range_var_flag, and
10113 type_tags. Remove end_note, live_range_start, and live_range_end.
10114 (remember_end_note): Remove prototype.
10115 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
10116 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
10118 * ggc-common.c (ggc_mark_tree_children): Don't mark
10119 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
10120 * integrate.c (adjust_copied_decl_tree): Remove.
10121 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
10122 * stmt.c (last_block_end_note): Remove.
10123 (init_stmt): Don't add a GC root for it.
10124 (expand_fixup): Don't set it.
10125 (remember_end_note): Remove.
10126 (expand_end_bindings): Don't set last_block_end_note.
10128 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10130 * reload1.c (reload_reg_free_for_value_p): Show
10131 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
10134 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
10136 * expmed.c (extract_bit_field): Allow for the case of non-integer
10137 objects that are smaller than a word (like SFmode on a 64-bit
10140 * loop.c (basic_induction_var): A non-integer variable which is
10141 being set by a paradoxical subreg is probably not a biv.
10143 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
10145 * prefix.c (translate_name) Check for empty prefix string.
10147 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
10149 * Makefile.in (CPP_CROSS_NAME): New variable.
10150 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
10152 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
10153 names of the files to be uninstalled.
10155 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
10157 * collect2.c (IS_DIR_SEPARATOR): Define.
10158 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
10160 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
10163 * haifa-sched.c (add_dependence): Update the true dependency
10164 cache the first time we add a true dependence to the LOG_LINKS chain.
10166 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
10168 * fold-const.c (fold): Fix comment.
10170 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10172 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
10173 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
10174 dbxout_start_new_source_file, dbxout_source_file,
10175 dbxout_source_line, dbxout_finish, dbxout_type_fields,
10176 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
10178 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
10179 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
10180 (dbxout_block): Initialize variable `blocknum'.
10182 * dbxout.h (dbxout_init, dbxout_finish,
10183 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
10184 dbxout_args, dbxout_source_line): Constify a char*.
10186 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
10187 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
10188 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
10189 low_pc_attribute, high_pc_attribute, body_begin_attribute,
10190 body_end_attribute, comp_dir_attribute, sf_names_attribute,
10191 src_info_attribute, mac_info_attribute, producer_attribute,
10192 lookup_filename, generate_macinfo_entry, fundamental_type_code,
10193 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
10194 dwarfout_undef): Constify a char*.
10195 (add_incomplete_type, retry_incomplete_types): Add prototypes.
10197 * dwarfout.h (dwarfout_define, dwarfout_undef,
10198 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
10200 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
10202 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
10203 (MULTILIB_ISA_DEFAULT): New.
10204 (MULTILIB_DEFAULTS): Use it.
10205 * config/mips/mips.c (): Remove the now unnecessary definition
10206 of MIPS_ISA_DEFAULT.
10207 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
10208 unnecessary definition.
10210 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
10212 * arm.md (pic_load_addr): Add constraints to operand 1.
10214 1999-10-25 Bruce Korb <autogen@linuxbox.com>
10216 * fixinc/genfixes: Provide a means for specifying -D options to
10219 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
10221 * arm.c (arm_override_options): Correct initialization of
10222 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
10223 arm_is_strong, and arm_is_6_or_7.
10225 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
10226 (note_set_pseudo_multiple_uses): New function.
10227 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
10228 if a pseudo set in the loop exit is used elsewhere.
10230 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
10232 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
10234 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
10236 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
10237 a single load-address pattern.
10239 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
10241 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
10242 depending on whether or not line-number notes are present.
10244 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10246 * cccp.c (progname, file_buf, default_include, include_file,
10247 macrodef, definition, hashval, wchar_type, user_label_prefix,
10248 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
10249 expand_to_temp_buffer, is_system_include, base_name,
10250 absolute_filename, read_name_map, open_include_file,
10251 record_control_macro, check_precompiled, check_preconditions,
10252 pcfinclude, pass_thru_directive, create_definition,
10253 check_macro_name, comp_def_part, collect_expansion,
10254 check_assertion, read_token_list, assertion_install,
10255 assertion_lookup, eval_if_expression, conditional_skip,
10256 validate_else, skip_quoted_string, quote_string, macarg1,
10257 error_from_errno, install, lookup, hashf, dump_defn_1,
10258 perror_with_name, pfatal_with_name, main, trigraph_pcp,
10259 check_white_space, rescan, handle_directive, monthnames,
10260 special_symbol, do_include, remap_include_file, write_output,
10261 arglist, do_assert, do_unassert, do_line, do_error, do_once,
10262 do_ident, do_sccs, do_xifdef, skip_if_group,
10263 output_line_directive, macroexpand, macarg, change_newlines,
10264 initialize_builtins, make_definition): Constify a char*.
10266 * pcp.h (stringdef): Likewise.
10268 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
10270 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
10273 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
10274 Richard Henderson <rth@cygnus.com>
10276 * alias.c: Include ggc.h.
10277 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
10278 (record_set): Verify enough room in reg_base_value.
10279 (init_alias_analysis): Allocate reg_base_value with xcalloc.
10280 Register it as a GC root.
10281 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
10282 * Makefile.in (alias.o): Depend on ggc.h.
10284 * unroll.c (unroll_loop): Verify the insn before a barrier
10285 is a JUMP_INSN before checking JUMP_LABEL.
10287 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10289 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
10290 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
10291 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
10292 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
10293 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
10294 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
10296 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10298 * output.h (ctors_section, dtors_section, bss_section): Prototype.
10300 * alpha/alpha-interix.h (text_section): Delete prototype.
10301 * alpha/elf.h (text_section): Likewise.
10302 * arm/linux-elf.h (text_section): Likewise.
10303 * arm/linux-telf.h (text_section): Likewise.
10304 * c4x/c4x.h (text_section): Likewise.
10305 * dsp16xx/dsp16xx.h (bss_section): Likewise.
10306 * elfos.h (text_section): Likewise.
10307 * i386/aix386ng.h (text_section): Likewise.
10308 * i386/i386-interix.h (text_section): Likewise.
10309 * i386/sco5.h (text_section): Likewise.
10310 * i386/svr3gas.h (text_section): Likewise.
10311 * nextstep.h (text_section): Likewise.
10312 * psos.h (text_section): Likewise.
10313 * ptx4.h (text_section): Likewise.
10314 * svr3.h (text_section): Likewise.
10315 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
10317 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10319 * final.c (peephole): Delete prototype.
10321 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
10322 (pre_insert_copies): Remove unused variable `bb'.
10324 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
10327 * output.h (peephole): Add prototype.
10329 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
10331 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
10334 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
10336 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
10337 for inlined declarations.
10339 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
10341 * arm.c (logical_binary_operator): New fucntion.
10342 * arm.h (logical_binary_operator): Declare it.
10343 (PREDICATE_CODES): Handle logical_binary_operator.
10344 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
10345 output constraints. Add appropriate splitters.
10346 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
10347 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
10348 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
10350 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10352 * genoutput.c (struct operand_data): New elt eliminable.
10353 (output_operand_data): Write it.
10354 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
10355 (compare_operands): Take it into account.
10356 * recog.h (struct insn_operand_data): New elt eliminable.
10357 * reload1.c (check_eliminable_occurrences, elimination_effects): New
10359 (old_asm_operands_vec, new_asm_operands_vec): Delete.
10360 (eliminate_regs): Move code that detects changes to elimination
10361 target regs into new function elimination_effects.
10362 Delete one #if 0 block.
10363 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
10364 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
10365 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
10366 Only call eliminate_regs for real operands of the insn, not for parts
10367 of its structure or parts matched by things like match_operator.
10368 Use elimination_effects and check_eliminable_occurrences. Use
10369 copy_insn to duplicate the pattern when not in the final pass.
10371 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
10373 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
10376 1999-10-22 Bruce Korb <autogen@linuxbox.com>
10378 * fixinc/README: document the "mach" machine matching test
10379 * fixinc/fixfixes.c: Implement the #else/#endif label fix
10380 * fixinc/fixtests.c: Implement the #else/#endif label test
10381 * fixinc/inclhack.def: utilize these tests and fixes
10382 * fixinc/inclhack.sh: regen
10383 * fixinc/fixincl.x: regen
10384 * fixinc/fixincl.sh: regen
10386 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
10388 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
10391 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
10393 * gcc.1: Document exit codes.
10395 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10397 * calls.c: Include tm_p.h later, so everything we need is defined.
10398 * expr.c: Likewise.
10399 * function.c: Likewise.
10401 * except.c: Include tm_p.h.
10403 * sparc.c: Likewise.
10404 (dwarf2out_cfi_label): Don't prototype.
10405 (check_return_regs, epilogue_renumber,
10406 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
10407 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
10408 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
10409 ultra_schedule_insn): Add static prototype.
10410 (data_segment_operand, text_segment_operand): Call itself with the
10411 proper number of arguments.
10412 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
10414 * sparc.h: Move all declarations to sparc-protos.h.
10415 (SELECT_RTX_SECTION): Pass a missing MODE argument to
10418 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
10420 * config/svr4.h (text_section, ctors_section, dtors_section): Add
10422 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
10423 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
10424 ASM_OUTPUT_ASCII): Constify a char*.
10426 * sparc-protos.h: New file for sparc prototypes.
10428 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10430 * function.c (record_insns, contains): Always declare and define.
10431 (record_insns): Mark with ATTRIBUTE_UNUSED.
10433 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
10435 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
10436 to .section when outputting a .bss section to deal with multiple
10437 .bss input sections (as happens with -fdata-sections)
10438 Also output %progbits, not @progbits so the assembler doesn't treat as
10440 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
10442 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
10443 thumb parts even when building with non-thumb CPUs, by forcing
10446 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
10448 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
10449 (movdf_const_intreg_sp64): Similarly.
10451 * local-alloc.c (update_equiv_regs): Check the correct insn
10452 for pre-existing REG_EQUIV notes.
10454 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
10456 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
10457 block reached by a branch if we're not going to actually process
10460 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
10462 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
10463 a local extern function declaration.
10465 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
10467 * i386.c (ix86_expand_prologue): Properly wrap USE around
10468 reg for CALL_INSN_FUNCTION_USAGE.
10470 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
10472 * config/mips/mips.md (movdf_internal1a): Allow floating-point
10473 move between GP_REGs.
10475 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
10477 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
10478 the mode size when finding out if an offset is legal.
10480 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
10482 * basic-block.h (PROP_*): Move constants from ...
10483 * flow.c: ... here.
10484 (compute_bb_for_insn): Free the array before reallocating.
10485 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
10486 (allocate_reg_life_data): Reset all reg variables collected by
10488 (get_block_head_tail): Don't convert from bb to block.
10489 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
10490 (find_insn_reg_weight): Take block not bb.
10491 (schedule_block): Don't set block num for moved insns.
10492 (schedule_region): Don't update_life_info or find_insn_reg_weight.
10493 (schedule_insns): Do it here instead.
10494 * combine.c (combine_instructions): Invoke compute_bb_for_insn
10495 before update_life_info.
10496 * recog.c (split_all_insns, peephole2_optimize): Update for
10497 new arg to update_life_info.
10498 * rtlanal.c (remove_note): Cope with NULL note.
10499 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
10502 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
10504 * jump.c (jump_optimize_1): More accurately detect casesi insns.
10506 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
10507 block records so that merge_blocks_nomove will clean up correctly.
10508 (split_edge): Handle casesi insns.
10510 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
10512 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
10514 * pa.md (call, call_value): Do not emit a blockage after restoring
10517 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
10519 * c-typeck.c (c_expand_asm_operands): Fix typo.
10521 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10523 * arm.c (fpu_rhs_operand): Verify modes.
10524 (fpu_add_operand): Likewise.
10525 (di_operand): Likewise.
10526 (soft_df_operand): Likewise.
10528 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
10530 * arm.c (arm_return_in_memory): APCS rules state that the elements
10531 of a structure returned in a register must be 'integer-like'.
10533 1999-10-19 Bruce Korb <autogen@linuxbox.com>
10535 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
10536 in the source tree when the generated targets are out of date
10537 * fixinc/genfixes: Alter it to run individual fixes for make.
10538 * fixinc/README: rewrite
10539 * fixinc/inclhack.def: moved initial comments to README
10541 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
10543 * toplev.c (main): Do not generate an error message if an
10544 unrecognised command line switch is recognisable by another
10545 language. If extra_warnings are enabled, then generate a
10546 warning message instead.
10548 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
10550 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
10551 (insert_pack_attributes): Delete prototype.
10553 * c-pragma.c (default_alignment): New static variable.
10554 (push_alignment): Initialize to current effective alignment.
10555 (pop_alignment): Use to set new alignment.
10556 (insert_pack_attributes): Delete function.
10557 (handle_pragma_token): Set default_alignment as well each time
10558 a #pragma pack(<n>) is encountered.
10560 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
10562 * reg-stack.c (stack_result): Aggregates are not returned in
10565 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
10567 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
10569 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
10571 * basic-block.h (set_block_num): Declare.
10572 * flow.c (update_life_info): Don't call compute_bb_for_insn
10573 or free_basic_block_vars.
10574 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
10575 (insn_orig_block): Remove.
10576 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
10577 (schedule_block): Keep BLOCK_NUM up-to-date.
10578 (schedule_insns): Use compute_bb_for_insn.
10579 * recog.c (split_all_insns): Likewise.
10580 (peephole2_optimize): Likewise.
10582 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
10584 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
10585 if the pic register is used.
10587 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10589 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
10590 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
10591 if that tests TREE_PERMANENT.
10593 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
10595 * cse.c (invalidate_for_call): Do not remove memory references from
10596 the table here. It's handled elsewhere.
10598 * haifa-sched.c (add_dependence): Protect references to the
10599 true dependency cache with #ifdef INSN_SCHEDULING.
10600 (remove_dependence): Similarly.
10602 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
10603 to the cfg code that this is a return instruction.
10604 * mn10300.md (return_internal): Similarly.
10606 * combine.c (get_last_value): If the last set of a register
10607 is after subst_low_cuid, then we can not use it to determine
10608 the register's last value.
10610 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
10612 * Makefile.in: Back out previous change.
10614 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
10616 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
10618 * haifa-sched.c (add_dependence): Only check/update the cache
10620 (remove_dependence): Likewise.
10621 (schedule_insns): Only create the true_dependency_cache if the
10622 average number of instructions in a basic block is very large.
10624 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
10626 * Makefile.in (ggc-common.o): Depend on genrtl.h.
10627 (ggc-simple.o): Likewise.
10628 (ggc-page.o): Likewise.
10630 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
10632 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
10633 Prototype for exported functions.
10634 (pre_lcm, pre_rev_lcm): Remove prototypes.
10635 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
10636 (compute_available): Move to lcm.c, and change parameter order.
10637 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
10638 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
10639 (gcse_main): No longer call compute_preds_succs. Rebuild the
10640 set table after reach pre pass.
10641 (pre_insert_map, pre_delete_map, edge_list): New.
10642 (alloc_pre_mem): Allocate edge vectors.
10643 (free_pre_mem): Delete edge vectors.
10644 (compute_pre_data): Call new edge based lcm routines.
10645 (process_insert_insn): New function.
10646 (insert_insn_end_bb): Use it.
10647 (pre_edge_insert): New function.
10648 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
10650 (pre_insert_copies): Revamp using new edge based lcm outputs.
10651 (pre_delete): Likewise.
10652 (one_pre_gcse_pass): Insert & remove fake edges to the exit
10654 (compute_code_hoist_vbeinout): New new edge based routines.
10655 * lcm.c: Remove all the old LCM functions. Replace with new ones
10656 that work with the new cfg datastructures and work with edges
10659 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10661 * reload.h (struct reload): Add new fields "mode" and "nregs".
10662 * reload1.c: Change all occurrences of reload_mode and reload_nregs
10663 to reference the "mode" and "nregs" field within struct reload.
10665 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
10667 * haifa-sched.c (true_dependency_cache): New.
10668 (add_dependence): Use the true dependency cache to avoid expensive
10669 walks down the LOG_LINKS dependency list. Add entries to the
10670 cache as necessary.
10671 (remove_dependence): Remove entries from the true dependency cache
10673 (schedule_insns): Allocate and initialize and free the true
10676 * haifa-sched.c (schedule_insns): Do not remove inter-block
10677 dependencies anymore.
10679 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
10681 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
10682 * i386/t-winnt: Likewise.
10684 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
10686 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
10688 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
10690 * Makefile.in (LANGUAGES): Omit "proto".
10691 (clean): Remove stale comment about removing unprotoize.c.
10693 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10695 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
10696 using arithmetic on void pointers.
10698 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
10700 * haifa-sched.c (compute_block_forward_dependencies): Only check
10701 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
10703 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
10705 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
10706 (expr_equiv_p): Reject memories with different alias sets.
10708 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
10710 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
10711 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
10712 (f_options): Add "bounded-pointers" and "bounds-check" entries.
10713 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
10714 (lang_init): Set default for flag_bounds_check if still "unspecified".
10716 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10718 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
10720 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10722 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
10725 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10727 * config/c4x/c4x.md (*db_noclobber,
10728 *decrement_and_branch_until_zero_noclobber): New patterns and
10729 associated splitters.
10731 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10733 * config/c4x/c4x.md (parallel instruction patterns): Rework
10734 constraints to keep reload happy.
10736 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10738 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
10739 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
10740 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
10741 Add new patterns and associated post-reload splitters.
10743 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10745 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
10747 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10749 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
10751 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
10753 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10755 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
10758 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
10760 * pa.c (move_operand): Rely on memory_address_p to determine the
10761 validity of non-indexed memory addresses.
10762 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
10763 operand in DFmode and SFmode when generating PA2.0 code.
10765 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
10767 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
10769 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
10771 * mips.c (function_prologue): Fix argument types.
10772 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
10773 (casesi_internal): Write to the scratch register.
10775 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
10777 * cppexp.c (cpp_parse_escape): Make static. Change second arg
10779 (parse_charconst): Delete unnecessary cast when calling
10781 (cpplib.h): Kill prototype of cpp_parse_escape.
10783 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
10785 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
10786 * unroll.c (unroll_loop): Cast return value of alloca.
10787 * i370/i370.c: Include function.h and toplev.h.
10788 (i370_label_scan): Remove c++ commented abort.
10789 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
10790 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
10791 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
10792 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
10794 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
10796 * config/t-freebsd: Do not override USER_H.
10797 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
10799 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
10800 Mumit Khan <khan@xraylith.wisc.edu>
10802 * c-parse.in (component_decl): Support anonymous struct/union.
10804 * c-parse.y: Regenerate.
10805 * c-parse.c: Likewise.
10806 * objc/objc-parse.y: Likewise.
10807 * objc/objc-parse.c: Likewise.
10808 * c-decl.c (finish_struct): Don't sort the fields.
10809 (field_decl_cmp): Delete unused function.
10811 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
10813 * sparc.md (movsf_const_intreg): Revert last constraint change.
10814 (movdf_const_intreg_sp32): Likewise.
10816 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
10818 * cse.c: Include hashtab.h instead of splay-tree.h
10819 (struct cse_reg_info): No longer use variant union. Add new
10820 field "regno". All references changed to avoid union.
10821 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
10822 (free_cse_reg_info): Remove.
10823 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
10824 (get_cse_reg_info): Revamp to use expandable hash tables instead
10825 of splay trees. Initialize new fields in cse_reg_info structure.
10826 (new_basic_block): Similarly.
10828 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
10830 * genrecog.c (message_with_line): Prototype.
10831 (validate_pattern): Pass along the set for the dest, not a flag.
10832 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
10833 Check for PC/CC0 as sources.
10834 (nodes_identical): Check for children position match before
10835 allowing the combination.
10837 * rtl.c (read_rtx): Track line number across \\\n.
10839 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
10841 * mips.h (SPECIAL_MODE_PREDICATES): New.
10842 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
10843 (movdi+1, movsi+1): Add output reload constraint.
10844 (casesi_internal): Likewise. Fix commentary.
10845 (return_internal): Use pmode_register_operand.
10847 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
10849 * 1750a.md (movstrqi): Add missing output reload constraint.
10850 (call_value): Likewise.
10851 * a29k.md (cpxxx patterns): Add missing match_operator mode.
10852 (jmpfdec): Add missing inout reload constraint.
10853 * elxsi.md (addsi patterns): Add missing output reload constraint.
10854 (move from sp): Use @ alternates.
10855 (call_value): No constraint on output.
10856 * fr30.md (movsi_pop): Add missing output reload constraint.
10857 (movsf_constant_store): Likewise.
10858 (splits): Remove constraints.
10859 (subsi3): Add missing mode.
10860 * i370.md (cmpstrsi+1): Add missing output reload constraint.
10861 (call_value): Likewise.
10862 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
10863 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
10864 * m32r.md (movsicc_internal): Add output reload constraint.
10865 (movstrsi_internal): Add inout reload constraints.
10866 * m88k.h (reg_names): Don't declare.
10867 (SPECIAL_MODE_PREDICATES): New.
10868 * m88k.md (*): Use register_operand not reg_or_0_operand
10870 * mn10200.h (PREDICATE_CODES): New.
10871 * ns32k.md (ffs pattern): Add output reload constraint.
10872 * pdp11.md (sob pattern): Add inout reload constraint.
10873 * sh.md (splits): Remove constraints.
10874 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
10875 * v850.md (pattern_is_ok_for_epilogue): Likewise.
10876 * vax.md (jgequ pattern): Add inout reload constraint.
10878 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
10880 * configure.in (djgpp): Revert previous patch.
10881 * configure: Rebuit.
10882 * config/i386/djgpp.h: Revert previous patch.
10884 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
10886 * fixinc/inclhack.def: Restore patch lost during last merge of
10887 "no_bogosity" branch.
10888 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
10890 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
10892 * fixincludes: Add a HPUX 11 fix for inttypes.h.
10893 * fixinc/inclhack.def: Same.
10894 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
10896 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
10898 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
10899 as the base of a PLUS.
10901 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10903 * config/c4x/c4x.md: Define mode for remaining unspec operators.
10904 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
10906 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
10908 * pa.md (post_stw+1): Use pmode_register_operand.
10909 (dcacheflush, icacheflush): Likewise.
10911 * i386.md (movstricthi_1): Allow r/r.
10913 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
10915 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
10916 to (not (and (arg0) (arg1))). Similary for and.
10918 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
10919 fallthrough to associate code.
10920 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
10923 * combine.c (simplify_logical): Convert XOR to IOR if operands have
10924 no bits in common; remove XOR to ROTATE conversion.
10926 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10928 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
10930 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10932 * config/c4x/c4x.c (dst_operand): New.
10933 (PREDICATE_CODES): Update.
10934 * config/c4x/c4x.h (dst_operand): Declare it.
10935 * config/c4x/c4x.md: Define mode for each unspec usage.
10936 (move patterns): Use dst_operand predicate instead of src_operand.
10937 (movqi_update, movqf_update): Delete.
10939 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
10941 * recog.c (pmode_register_operand): New.
10942 * recog.h: Declare it.
10943 * genrecog.c (pred_codes): Likewise.
10944 (special_mode_pred_table): Likewise.
10945 (validate_pattern): Don't warn no mode for address_operand.
10947 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
10948 if the operand is not insn-like.
10950 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
10951 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
10953 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
10955 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
10957 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
10958 instead of general_operand in a SET_DEST. Use const_double_operand
10959 instead of an explicit test against CONST_DOUBLE.
10960 (movsf_const_lo): Add missing register mode.
10961 (goto_handler_and_restore): Add auxiliary test for Pmode.
10962 (flush): Adjust to use address_operand.
10963 (return_sf_no_fpu): Add missing output constraint.
10965 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
10967 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
10968 for call return value.
10969 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
10971 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
10973 * toplev.c (main): Only warn about options for other languages.
10974 * collect2.c (main): Pass -w to sub-gcc.
10976 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
10978 * flow.c (propagate_block): Add call-clobbered registers to
10981 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
10982 zapping mem_set_list.
10983 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
10984 (mark_set_1, mark_used_regs): Likewise.
10986 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
10988 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
10990 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10992 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
10993 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
10994 options. Also add a new item "C-only Warning Options" to the
10997 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
10999 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
11000 from multiple calls.
11002 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
11004 * i386.md (call value patterns): Move to the end of the file.
11005 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
11007 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
11009 * configure.in (djgpp configuration): Define extra_objects..
11010 * configure: Rebuilt.
11011 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
11012 (DTORS_SECTION_ASM_OP): Define.
11013 (INIT_SECTION_ASM_OP): Define.
11014 (FINI_SECTION_ASM_OP): Define.
11015 (DATA_SECTION_ASM_OP): Define.
11016 (TEXT_SECTION_ASM_OP): Define.
11017 (EH_FRAME_SECTION_ASM_OP): Define.
11018 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
11019 (STARTFILE_SPEC): Add crtbegin.o.
11020 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
11021 to here from LINK_COMMAND_SPEC.
11022 (DO_GLOBAL_CTORS_BODY): Define.
11023 (CRTSTUFF_USE_FINI_SECTION): Define
11024 (HAS_INIT_SECTION): Delete.
11026 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
11028 * Makefile.in (all.cross): Depend on xcpp$(exeext).
11030 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
11032 * pa.h (PREDICATE_CODES): New.
11034 * genrecog.c (validate_pattern): Condense the destination
11035 non-lvalue message.
11037 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
11039 * alpha.md (call-1): Supply missing mode for operator.
11040 (*): Add missing output reload constraints. Remove constraints
11041 from define_splits.
11043 * i386.h (SPECIAL_MODE_PREDICATES): New.
11044 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
11045 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
11046 (addsi_lea_3): Add missing mode for op 3.
11047 (prologue_set_got, prologue_get_pc): Add missing modes.
11048 (*) Add missing output reload constraints.
11050 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
11052 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
11053 check for member bit-size overflow and use var_size if it occurs.
11054 (layout_record): Use bitsize_int() to define the type size in bits.
11055 Likewise for computation and assignment to DECL_FIELD_BITPOS.
11056 (layout_decl): Likewise when assigning to DECL_SIZE.
11058 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
11060 * genrecog.c (validate_pattern): Typo last change. Verify
11061 that output operands have output reloads.
11063 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
11065 * genrecog.c (special_mode_pred_table): New.
11066 (NUM_SPECIAL_MODE_PREDS): New.
11067 (find_operand): New.
11068 (validate_pattern): New argument `insn'. Warn for assignment to
11069 any predicate accepting non-lvalues. Conditionaly warn for
11070 match_operand without a mode. Try much harder to match source
11071 and destination modes on a set.
11072 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
11074 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
11076 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
11078 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
11080 * combine.c (simplify_logical): Recognize xor pattern that encodes
11083 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11085 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
11088 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
11090 * ggc-page.c (MAP_FAILED): Provide default.
11092 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
11094 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
11095 * sparc.h (PREDICATE_CODES): Update.
11097 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
11099 * alpha.c (some_ni_operand): New.
11100 * alpha-protos.h: Declare it.
11101 * alpha.h (PREDICATE_CODES): Update.
11102 * alpha.md (sXaddq reload insns): Use some_ni_operand
11103 for SET_DEST instead of some_operand.
11105 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
11106 Jim Wilson <wilson@cygnus.com>
11108 * genrecog.c (maybe_both_true_2): Don't compare modes of
11110 (process_tree): Elide peephole2_insns. Invoke simplify_tests
11111 after find_afterward.
11112 (debug_decision_1): Dump next and afterward codes.
11114 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
11116 * rtl.c (dump_and_abort): Remove.
11117 (fatal_with_file_and_line): New.
11118 (fatal_expected_char): New.
11119 (read_rtx_lineno, read_rtx_filename): New.
11120 (read_skip_spaces): Track line number.
11121 (read_name): Use fatal_with_file_and_line.
11122 (read_rtx): Use fatal_expected_char. Track line number.
11123 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
11125 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
11126 if it isn't a CODE_LABEL.
11128 * genattr.c (main): Set read_rtx_filename.
11129 * genattrtab.c (main): Likewise.
11130 * gencodes.c (main): Likewise.
11131 * genconfig.c (main): Likewise.
11132 * genemit.c (main): Likewise.
11133 * genextract.c (main): Likewise.
11134 * genflags.c (main): Likewise.
11135 * genopinit.c (main): Likewise.
11136 * genoutput.c (main): Likewise.
11137 * genpeep.c (main): Likewise.
11139 * genrecog.c (decision_test.u.insn): Add `lineno'.
11140 (pattern_lineno, error_count): New variables.
11141 (message_with_line): New.
11142 (add_to_sequence): Break out checking code to ...
11143 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
11144 (merge_insn): Use message_with_line.
11145 (make_insn_sequence): Use validate_pattern. Record insn lineno.
11146 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
11148 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11150 * expr.c (store_constructor): Clear union if constructor is empty.
11152 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
11154 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
11155 Add !endian checks. Change %{...} to %(...).
11157 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
11159 * i386.md (*addsi3_cc): Renamed from addcsi3.
11160 (*addsi3_carry): Renamed from addxsi3.
11161 (*subsi3_cc): Renamed from subcsi3.
11162 (*subsi3_carry): Renamed from subxsi3.
11163 (*xorqi_cc_1): Renamed from xorcqi_1.
11164 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
11165 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
11167 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
11169 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
11170 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
11172 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
11174 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
11175 climb up the chain of insns.
11177 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
11179 * genrecog.c (write_subroutine): Careful for null trees.
11180 (process_tree): Don't elide empty functions.
11182 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
11184 * Makefile.in (genrtl.o): Depend on ggc.h.
11185 * configure.in (valloc): Probe for it.
11186 (with-gc): Use ggc-page if valloc present.
11187 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
11188 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
11189 (ggc_alloc_string): Moved from ggc-page.c.
11190 * ggc-none.c (ggc_alloc_obj): New.
11191 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
11192 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
11193 (struct globals): Likewise for dev_zero_fd.
11194 (init_ggc): Likewise for it's initialization.
11195 (ggc_allocated_p): Move careful dereference from ...
11196 (ggc_lookup_page_table): ... here. Delete.
11197 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
11198 (alloc_anon): Use valloc if no mmap.
11199 (release_pages): Use free if using valloc.
11200 (ggc_alloc_obj): Renamed from alloc_obj.
11201 (ggc_set_mark): Renamed from mark_obj.
11202 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
11203 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
11204 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
11205 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
11206 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
11207 (ggc_collect): Use fp printing instead of our own rounding.
11208 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
11209 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
11210 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
11211 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
11212 (struct ggc_string, struct ggc_any): Delete.
11213 (offsetof): Provide default definition.
11214 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
11216 (struct ggc_mem): New, from corpse of ggc_any.
11217 (struct ggc_status): Delete.
11218 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
11219 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
11220 (n_strings_collected, n_anys_collected): Delete.
11221 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
11222 (ggc_alloc_string, ggc_alloc): Delete.
11223 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
11224 (ggc_free_string, ggc_free_any): Delete.
11225 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
11226 (ggc_compare_addresses, ggc_mark_string): Delete.
11227 (ggc_mark_string_if_gcable, ggc_mark): Delete.
11228 (search_data): Delete.
11229 (struct globals): New.
11230 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
11231 (tree_insert, tree_lookup): New.
11232 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
11233 (clear_marks, sweep_objs): New.
11234 (ggc_collect): Gut. Use clear_marks, sweep_objs.
11235 (init_ggc): Set allocated_last_gc.
11236 (ggc_push_context): Gut. Use G.context.
11237 (ggc_pop_context): Likewise.
11238 (ggc_pop_context_1): New.
11239 (debug_ggc_tree): New.
11240 (debug_ggc_balance, tally_leaves): New.
11241 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
11242 (ggc_mark_string_if_gcable): Remove decl.
11243 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
11244 (ggc_mark_rtvec_children): New.
11245 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
11246 (ggc_mark_if_gcable): New decl.
11247 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
11248 (ggc_alloc_tree, ggc_alloc): Likewise.
11249 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
11250 (ggc_alloc_obj): New decl.
11251 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
11252 (ggc_alloc_tree, ggc_alloc): Likewise.
11253 (ggc_set_mark): New decl.
11254 * rtl.h (struct rtx_def): Remove gc_mark.
11255 (struct rtvec_def): Likewise.
11256 * tree.h (struct tree_common): Likewise.
11258 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
11260 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
11261 float_format and thread_file definitions.
11262 * configure: Rebuilt.
11264 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
11266 * extend.texi (Function Names): Document types of function names.
11268 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11270 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
11271 an earlyclobbered output conflict with RELOAD_INPUT reloads.
11273 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11275 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
11277 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11279 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
11281 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
11283 * collect2.c (main): Do prelimnary link on AIX if rflag.
11285 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11287 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
11288 __CTOR_LIST__ in opposite order, which is the correct order for sorted
11290 (__do_global_dtors): similarly for __DTOR_LIST__.
11292 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11293 Diego Novillo <dnovillo@cygnus.com>
11295 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
11298 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
11300 * fixincl/*: Merged "no_bogosity" branch
11301 * fixincl/fixlib.h: protect against doubly defining t_bool
11302 * fixincl/server.h: protect against doubly defining t_bool
11304 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
11306 * genoutput.c: Include toplev.h.
11308 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
11310 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
11312 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
11313 * configure: Regenerate.
11315 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
11317 * gcse.c (delete_null_pointer_checks): Returns void.
11319 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11321 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
11322 * emit-rtl.c (copy_insn_1): Likewise.
11324 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
11326 * config/mips/mips.c (mips_build_va_list): Correct
11327 TREE_CHAIN setting when hard-float.
11328 (mips_va_start): Use corrected setting.
11329 (mips_va_arg): Likewise. Also pass a tree to build of
11330 POSTINCREMENT_EXPR rather than a naked 'int'.
11332 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
11334 * ggc.h (ggc_push_context): Fix comment.
11335 (ggc_pop_context): Likewise.
11336 (mark_string_if_gcable): Likewise.
11337 * ggc-common.c (ggc_mark_rtx_children): Use
11338 ggc_mark_string_if_gcable.
11339 * ggc-page.c (ggc_lookup_page_table): New function.
11340 (ggc_allocated_p): Likewise.
11341 (mark_obj): Fix formatting.
11342 (ggc_mark_string_if_gcable): New function.
11343 * ggc-simple.c (ggc_allocated_strings): New variable.
11344 (ggc_strings_used): Likewise.
11345 (ggc_compare_addresses): New function.
11346 (ggc_pop_context): Pop the `any' memory too.
11347 (ggc_mark_string_if_gcable): New function.
11348 (ggc_collect): Initialize and tear down ggc_allocated_strings.
11350 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
11352 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
11353 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
11354 * rs6000.c (expand_block_move): Match movstrsi_?reg register
11357 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
11359 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
11360 (sched_reg_live_length, sched_reg_basic_block): Delete.
11361 (current_block_num, bb_live_regs, old_live_regs): Delete.
11362 (dead_notes, struct sometimes): Delete.
11363 (sched_note_set, birthing_insn_p): Delete.
11364 (adjust_priority): Gut useless reg lifetime code.
11365 (create_reg_dead_note, attach_deaths): Delete.
11366 (attach_deaths_insn, new_sometimes_live): Delete.
11367 (finish_sometimes_live): Delete.
11368 (find_pre_sched_live, find_post_sched_live): Delete.
11369 (update_reg_usage): Delete.
11370 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
11371 (schedule_insns): Delete reg lifetime code.
11372 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
11373 (unlink_other_notes): Adjust REG_NOTE commentary.
11374 (reemit_notes): Use REG_SAVE_NOTE.
11375 (schedule_block): Likewise.
11376 (schedule_region): Allocate bitmap of blocks in region. Use
11377 count_or_remove_death_notes. Use update_life_info.
11379 * rtl.h (REG_SAVE_NOTE): New.
11380 * rtl.c (reg_note_name): Update.
11382 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
11384 * combine.c (refresh_blocks, need_refresh): New.
11385 (combine_instructions): Allocate refresh_blocks. Invoke
11386 update_life_info if needed.
11387 (distribute_notes): Mark refresh_blocks instead of installing
11389 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
11390 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
11392 * Makefile.in (recog.o): Depend on basic-block.h.
11394 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
11396 * genrecog.c (add_to_sequence): Thinko last change: delete
11397 shadowing allow_const_int variable.
11399 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11401 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
11402 __GNUC__ and __GNUC_MINOR__.
11404 * gansidecl.h: Likewise.
11410 * toplev.h: Likewise.
11412 * tree.c: Likewise.
11414 * tree.h: Likewise.
11416 * varray.c: Likewise.
11418 * varray.h: Likewise.
11420 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11422 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
11423 use one before a jump table.
11425 * rtl.def (ADDRESS): Change documentation to match reality.
11426 * md.texi: Don't document it.
11427 * gmicro.md (load address pattern): Use 'p' constraint, delete use
11430 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
11432 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
11434 * genrecog.c (add_to_sequence): Move allow_const_int test outside
11435 known predicate block; default allow_const_int true.
11436 (debug_decision_list): New.
11438 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
11440 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
11442 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
11444 * gcse.c (gcse_main): Avoid global optimizations if we have a
11445 large number of basic blocks and the ratio of edges to blocks
11447 (delete_null_pointer_checks): Likewise.
11449 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
11451 * c-common.c (check_format_info): Warn if format string isn't a
11454 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
11456 * configure.in (arm*-*-*): Don't let autoconf remove brackets
11457 * configure: regenerate
11459 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
11461 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
11462 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
11463 (peepholes): Re-enable.
11465 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
11467 * Makefile.in (flow.o): Depend on TREE_H.
11468 * basic-block.h (REG_SET_EQUAL_P): New.
11469 (XOR_REG_SET): New.
11470 (n_edges): Declare.
11471 (free_regset_vector): Remove declaration.
11472 (flow_delete_insn_chain): Declare.
11473 (enum update_life_extent): New.
11474 (update_life_info, count_or_remove_death_notes): Declare.
11475 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
11476 Verify register live at bb->global_live_at_start before adding USE.
11477 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
11478 (CLEAN_ALLOCA): New.
11480 (PROP_*): New flags.
11481 (find_basic_blocks_1): Use alloc_EXPR_LIST.
11482 (clear_edges): Zero n_edges.
11483 (make_edge): Increment n_edges.
11484 (split_edge): Don't allocate bb->local_set. Increment n_edges.
11485 (flow_delete_insn_chain): Export.
11486 (delete_block): Decrement n_edges.
11487 (merge_blocks_nomove): Likewise.
11488 (life_analysis): Give life_analysis_1 PROP flags.
11489 (verify_wide_reg_1, verify_wide_reg): New.
11490 (verify_local_live_at_start): New.
11491 (update_life_info): Rewrite to call into propogate_block.
11493 (mark_regs_live_at_end): After reload, if epilogue as rtl,
11494 always mark stack pointer. Conditionally mark PIC register.
11495 After reload, mark call-saved registers, return regsiters.
11496 (life_analysis_1): Accept PROP flags not remove_dead_code.
11497 Call mark_regs_live_at_end before zeroing regs_ever_live.
11498 Use calculate_global_regs_live. Copy global_live_at_end before
11499 calling final propagate_block. Zero reg_next_use on exit.
11500 (calculate_global_regs_live): New.
11501 (allocate_bb_life_data): Don't allocate bb->local_set.
11502 (init_regset_vector, free_regset_vector): Remove.
11503 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
11504 Test flags before every operation. Warn if prologue/epilogue insn
11505 would have been deleted.
11506 (mark_set_regs, mark_set_1): Accept and use FLAGS.
11507 Use alloc_EXPR_LIST.
11508 (mark_used_regs): Accept and use FLAGS, not FINAL.
11509 Remove special handling for RETURN.
11510 (try_pre_increment): Use alloc_EXPR_LIST.
11511 (dump_flow_info): Dump n_edges.
11512 (unlink_insn_chain, split_hard_reg_notes): Remove.
11513 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
11514 (find_insn_with_note, new_insn_dead_notes): Remove.
11515 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
11516 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
11517 (replace_insns): Remove.
11518 (count_or_remove_death_notes): New.
11519 (verify_flow_info): Abort on error after all checks.
11520 (remove_edge): Decrement n_edges.
11521 (remove_fake_edges): Tweek format.
11522 * haifa-sched.c (schedule_insns): Use split_all_insns.
11523 * output.h (update_life_info): Remove declaration.
11524 * recog.c (split_all_insns): From the corpse of split_block_insns,
11525 do the whole function block by block. Use update_life_info.
11526 (recog_last_allowed_insn): New.
11527 (recog_next_insn): Mind it.
11528 (peephole2_optimize): Set it. Walk backwards through blocks.
11529 Use update_life_info.
11530 * rtl.h (update_flow_info, replace_insns): Remove declarations.
11531 (split_all_insns): Declare.
11532 * toplev.c (rest_of_compilation): Thread prologue before flow2.
11533 Use split_all_insns.
11535 * i386.md (or -1 peep2s): Disable.
11537 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
11539 * config/mips/mips.md (movstrsi+[123]) : Combine these into
11540 a single pattern. Scrap the 'd' versions as unnecessary.
11542 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
11543 tablejump_mips162,tablejump_internal4): The operands to a
11544 label_ref must be VOIDmode.
11546 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11548 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
11550 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11552 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
11554 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
11556 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
11557 cache every function if ggc_p.
11559 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11561 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
11562 instead of copy_rtx. Accept sequences that contain asm statements.
11563 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
11564 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
11565 orig_asm_operands_vector, copy_asm_operands_vector,
11566 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
11568 * rtl.h (copy_insn, copy_insn_1): Declare.
11570 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11572 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
11574 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
11575 arguments to `current_file_function_operand'.
11577 * genrecog.c: Include hard-reg-set.h and resource.h in the
11578 generated output file.
11580 * real.c: Include tm_p.h.
11582 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11584 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
11587 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
11589 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
11590 before the fctiwz insn.
11592 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11593 Mark Mitchell <mark@codesourcery.com>
11595 * tree.c (make_lang_type_fn): New funtion pointer.
11596 (make_lang_type): Call it.
11597 * tree.h (make_lang_type): Declare.
11598 (make_lang_type_fn): Likewise.
11599 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
11601 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
11603 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
11604 make sure that HIGH instructions are copied into BASE_REGS.
11606 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
11608 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
11610 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
11612 * c-decl.c (finish_struct): Use simpler method of
11613 removing elements of a singly-linked list.
11615 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
11617 * alpha.md (peephole2's): Comment out peephole2's that generate
11620 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
11622 * genrecog.c (add_to_sequence): Disable mode check for
11625 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11627 * ggc-simple.c (init_ggc): Set empty_string.
11629 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
11631 * configure.in: Detect mmap. Add --with-gc=foo to select
11632 garbage collector; default to page if mmap available.
11633 * Makefile.in (GGC): Substitute.
11635 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
11637 * c-decl.c (ggc_p): Enable.
11639 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11641 * flow.c (verify_flow_info): Make it extern & unconditionally define.
11643 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
11645 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
11646 string for little-endian-data.
11648 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
11650 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
11651 case somebody tries to compile --enable-checking code with gcc
11654 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
11656 * genrecog.c (add_to_sequence): Verify operand to label_ref is
11659 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
11661 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
11662 * jump.c (jump_optimize_1): Document why.
11664 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11666 * collect2.c (scan_prog_file, scan_libraries): Prototype function
11667 pointers and casts for `int_handler' and `quit_handler'.
11669 * flow.c (verify_flow_info, split_hard_reg_notes,
11670 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
11671 remove_edge, remove_fake_successors): Add static prototypes.
11672 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
11673 (mark_set_1): Initialize variable `regno'.
11674 (unlink_insn_chain): Likewise for variable `curr'.
11675 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
11677 * loop.c (strength_reduce): Initialize variable
11678 `unrolled_insn_copies'.
11679 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
11680 prototypes. Change these functions to take const PTR parameters
11681 to avoid prototype conflict when used as the comparson argument
11683 (check_dbra_loop): Initialize variable `comparison_val'.
11685 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
11686 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
11687 (find_valid_class): Initialize variable `best_class'.
11688 (find_reloads): Call memcpy, not bcopy.
11690 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
11691 (hard_reg_use_compare): Don't needlessly cast away const.
11692 (reload_reg_class_lower): Likewise.
11693 (choose_reload_regs): Initialize variable `regno'.
11695 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
11697 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
11699 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
11701 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
11702 ({,d}discard): Add forward declarations. Declare parameter as
11704 (main_without_main): Explicitly declare return type to be int.
11705 (memcpy): Properly declare.
11707 * libgcc2.c (toplevel): If inhibit_libc is defined and not
11708 building the trampoline support, declare malloc, free, and
11710 (__clear_cache): Mark arguments as potentially unused.
11712 * frame.c (toplevel): If inhibit_libc is defined, declare
11715 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
11717 * flow.c (make_edge): Accept an optional 2D bitmap in which
11718 to cache edge existence. Update all callers.
11719 (make_label_edge, make_eh_edge): Pass through the edge cache.
11720 (make_edges): Provide the cache.
11722 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11724 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
11726 (local_mbtowc): Change the type of variable `i' from int to size_t.
11728 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
11729 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
11731 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
11733 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
11734 after other includes that define the appropriate types. Include
11735 tm_p.h for getting user prototypes.
11736 * ggc-callbacks.c (toplevel): Ditto.
11737 * ggc-none.c (toplevel): Ditto.
11738 * gcc-page.c (toplevel): Ditto.
11739 * ggc-simple.c (toplevel): Ditto.
11741 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
11742 Jonathan Larmour <jlarmour@cygnus.co.uk>
11744 * config/mips/mips.c (mips_move_2words): Split doubles if
11745 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
11747 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
11749 * genrecog.c (struct decision_test): New.
11750 (struct decision): Remove test-related members, sort the rest by size.
11751 (IS_SPLIT): Simplify.
11752 (new_decision, new_decision_test): New.
11753 (add_to_sequence): Use them. No special handling for args of
11755 (maybe_both_true): Renamed from not_both_true; return sense changed.
11756 (maybe_both_true_1, maybe_both_true_2): New. Broken out
11757 of maybe_both_true and adjusted for decision_test.
11758 (position_merit): Remove.
11759 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
11760 (merge_accept_insn): New, broken out of merge_trees.
11761 (merge_trees): Use them. No special case for c_test; no node
11762 splitting; use test type instead of position_merit.
11763 (factor_tests): New.
11764 (simplify_tests): New.
11765 (break_out_subroutines): Don't write code now.
11766 (find_afterward): New.
11767 (write_afterward, write_switch, write_cond): New.
11768 (write_action, is_unconditional): New.
11769 (write_node): New. Use them.
11770 (write_tree_1): Rewrite. Use the new functions above.
11771 (write_tree): Remove afterward processing.
11772 (write_subroutine): Simplify function variant emission.
11773 (write_subroutines): New.
11774 (same_codes, clear_codes): Remove.
11775 (same_modes, clear_modes): Remove.
11776 (write_header): New, broken out of main.
11777 (make_insn_sequence): Use new_decision and new_decision_test.
11778 (process_tree): New, broken out of main.
11779 (main): Adjust for merge_trees interface change.
11780 Don't #define operands in the output file.
11781 (record_insn_name): New, broken out of make_insn_sequence.
11782 (debug_decision_2, debug_decision_1, debug_decision_0): New.
11783 (debug_decision): New.
11785 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
11787 * resource.c (find_free_register): Mark class_str argument const.
11788 * resource.h: Update prototype to match.
11790 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
11791 * i386.md: Give all anonymous insns names.
11793 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
11795 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
11798 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
11800 * toplev.c (dbr_sched_time): Unconditional.
11801 (peephole2_time): New.
11802 (compile_file): Add pass numbers to all of the dump file suffixes.
11803 Dump peephole2_time. Don't dump times for non-applicable passes.
11804 (rest_of_compilation): Add pass numbers to dump file suffixes.
11805 Conditionalize calls to the scheduler.
11806 * invoke.texi: Update.
11808 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
11810 * flow.c (make_edges): Fix insn iteration.
11811 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
11812 (find_basic_blocks_1): Fix spelling mistake.
11814 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
11816 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
11817 always have side-effects. Use memset not bzero.
11818 (make_node): Likewise.
11820 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
11822 * stmt.c (expand_anon_union_decl): When any of the elements of the
11823 union is addressable, so is the entire union.
11825 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
11827 * sbitmap.c (sbitmap_ones): Don't set too many bits.
11829 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
11830 * bitmap.c (bitmap_operation): Return true iff TO changed.
11831 (bitmap_equal_p): New.
11832 (bitmap_bit_p): Tidy arithmetic.
11833 (debug_bitmap_file): Likewise.
11835 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
11837 * toplev.c (rest_of_compilation): Turn on cse_not_expected
11838 before cse2 instead of after.
11840 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
11842 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
11845 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
11847 * cppinit.c (is_idchar initializer): Loosen tests to accept
11850 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
11852 * mips.md: Define conditional move patterns for floating point
11853 operands and DI mode conditions.
11855 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
11857 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
11858 always have side-effects.
11860 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
11862 * mn10200.c (asm_file_start): Fix typo.
11864 * cppinit.c (is_idchar initializer): Tighten tests for when
11865 to put the table into initialized memory.
11867 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
11868 not an array of rtunion.
11869 * gcc-page.c (ggc_alloc_rtvec): Similarly.
11870 * gcc-simple (ggc_free_rtvec): Similarly.
11872 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
11875 * mbchar.h: Add missing #endif.
11877 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
11878 (FPBIT, DPBIT): Define.
11880 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11882 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
11884 * profile.c (instrument_arcs, output_gcov_string,
11885 tablejump_entry_p): Add static prototypes.
11886 (output_gcov_string): Constify a char*.
11888 * regmove.c (replacement_quality, fixup_match_2): Add static
11891 * resource.h (reg_dead_p): Add extern prototype.
11893 * rtl.c (trim_filename): Add static prototype.
11895 * scan-decls.c (skip_to_closing_brace): Likewise.
11897 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
11898 (expand_end_case): Initialize variable `range'.
11899 (emit_case_nodes): Remove unused prototype `rtx_fn'.
11901 * varasm.c (asm_emit_uninitialised): Add static prototype.
11902 (asm_emit_uninitialised, assemble_variable): Mark parameter with
11905 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11907 * cpplib.c (if_directive_nameo): Add static prototype.
11909 * cse.c (cse_insn): Remove unused variable `p'.
11911 * except.c (create_rethrow_ref, push_entry,
11912 receive_exception_label, new_eh_region_entry, find_func_region,
11913 clear_function_eh_region, process_nestinfo): Add static prototypes.
11914 (get_reg_for_handler): Hide definition.
11915 (process_nestinfo): Initialize variable `extra_handlers'.
11917 * expr.h (expand_builtin_longjmp): Add extern prototype.
11919 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
11921 * function.c (prepare_function_start): Likewise.
11922 (pop_function_context_from): Mark parameter `context' with
11924 (push_temp_slots_for_block, flush_addressof): Hide definition.
11926 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
11927 solve_program_flow_graph, calculate_branch_probs,
11928 function_summary, main, fancy_abort): Add prototypes.
11930 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
11931 (add_hash): Constify a char*.
11933 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
11934 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
11935 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
11937 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
11939 * lists.c (free_list, zap_lists): Likewise.
11941 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11943 * alias.c (nonlocal_reference_p): Add static prototype.
11945 * bitmap.c (bitmap_element_allocate): Prototype args in function
11948 * builtins.c (stabilize_va_list): Add static prototype.
11949 (expand_builtin_va_arg): Constify a char*.
11951 * c-lex.c (getch, put_back, extend_token_buffer_to,
11952 read_line_number, token_getch, token_put_back): Add static
11955 * c-parse.gperf (hash, is_reserved_word): Likewise.
11957 * cccp.c (is_dir_separator): Likewise.
11959 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11961 * graph.h: New file to prototype functions exported by graph.c.
11963 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
11965 * graph.c: Include graph.h.
11967 * toplev.c: Likewise. Remove redundant prototypes.
11969 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
11971 * invoke.texi: Removed duplicated description for -Q.
11973 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
11975 * extend.texi: Grammar fix in __extension__ text.
11977 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
11979 * md.texi (define_peephole2): New section.
11981 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
11983 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
11984 (mov $-1 to or peepholer): Enable for pentium when optimizing for
11987 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
11989 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
11991 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
11993 * i386.md (ffs expander): Emit Pentium friendly code for
11996 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
11998 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
12000 (build1): Likewise.
12002 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12004 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
12006 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
12008 * config/m68k/m68k.c (use_return_insn): Return false if the pic
12009 register is in use.
12011 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12013 * md.texi (No Constraints): Delete section.
12014 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
12015 * final.c (final_scan_insn): We always have register constraints.
12016 * genattrtab.c: Don't include "insn-config.h".
12017 (write_attr_case): We always have register constraints.
12018 * genconfig.c (register_constraint_flag): Delete.
12019 (walk_insn_part): Don't check whether we have register constraints.
12020 (main): Don't write out "#define REGISTER_CONSTRAINTS".
12021 * genoutput.c (have_constraints): Delete.
12022 (main): Don't set it.
12023 (output_operand_data): We always have constraints.
12024 (scan_operands): Likewise.
12025 (compare_operands): Likewise.
12026 * local-alloc.c (block_alloc): We always have constraints.
12027 (requires_inout): Always compile this function.
12028 * recog.c (extract_insn): We always have constraints.
12029 (constrain_operands, reg_fits_class_p): Always compile these
12031 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
12033 (struct insn_operand_data): Likewise.
12034 * regclass.c (regclass): We always have constraints.
12035 (record_reg_classes, copy_cost, record_address_regs,
12036 auto_inc_dec_reg_p): Always compile these functions.
12037 * regmove.c (regmove_optimize): We always have constraints.
12038 * reload.c (find_reloads): Likewise.
12039 * reload1.c (reload): Likewise.
12040 (reload_cse_simplify_operands): Likewise.
12041 * i860.c (output_delay_insn): Likewise.
12043 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
12045 * iris6.h (BUILD_VA_LIST_TYPE): Define.
12047 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12049 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
12050 for the va_list record.
12052 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
12054 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
12057 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
12059 * alias.c: Include insn-flags.h.
12060 * Makefile.in (alias.o): Update.
12062 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
12064 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
12065 to LTU and GEU. Handle more cases using sbb.
12067 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
12069 * i386.md (truncatexfdf splitters): Do not use subreg.
12070 (fop XFmode patterns): Fix mode in operand testing.
12072 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
12074 * jump.c (jump_optimize_1): Amend last change to test only the
12075 form of the operand, not the insn.
12077 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
12078 not register_operand to determine when B may need preloading.
12080 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
12082 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
12083 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
12084 (call-value patterns): Move to end of file.
12085 (*): Remove mode from label_ref in (pc) context.
12086 (movstrqi): Use memory not general_operand for BLKmode operands.
12087 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
12088 to register_operand operands.
12089 (peep2 patterns): Convert from commented-out peephole patterns.
12091 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12093 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
12094 to BUILT_IN_INIT_DWARF_REG_SIZES.
12095 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
12096 Renamed from BUILT_IN_DWARF_REG_SIZE; call
12097 expand_builtin_init_dwarf_reg_sizes.
12098 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
12099 with __builtin_init_dwarf_reg_size_table.
12100 * dwarf2out.c (struct reg_size_range): Delete.
12101 (expand_builtin_init_dwarf_reg_sizes): New function.
12102 (expand_builtin_dwarf_reg_size): Delete.
12103 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
12104 (expand_builtin_dwarf_reg_size): Don't declare.
12105 * libgcc2.c (dwarf_reg_size_table_initialized): New.
12106 (dwarf_reg_size_table): New.
12107 (init_reg_size_table): New function.
12108 (copy_reg): Use dwarf_reg_size_table.
12109 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
12112 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
12114 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
12115 Correctly build argument list to constructor and destructor functions.
12117 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
12119 * c-tree.h (warn_float_equal): Declare.
12120 * c-decl.c (warn_float_equal): Define.
12121 (c_decode_option): Recognize -W[no-]float-equal.
12122 * c-typeck.c (build_binary_op): Conditionally warn
12123 about equality tests of floating point types.
12124 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
12125 * invoke.texi: Add docs for -Wfloat-equal warning.
12127 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
12129 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
12130 generating RTL directly.
12131 * mips.h (INIT_TARGET_OPTABS): Likewise.
12132 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
12134 * expr.h (init_mov_optab): Delete declaration
12136 * h8300.c (WORD_REG_USED): Update to avoid useless register
12137 saves in interrupt functions and functions which never return.
12139 * cse.c (struct set): Delete inner_dest_loc field.
12140 (cse_insn): Remove assignments to inner_dest_loc field.
12142 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
12144 * ggc-page.c: Don't include <unistd.h> etc taken care of
12145 by "system.h". Include <sys/mman.h> afterward.
12147 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
12149 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
12152 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
12154 * xcoffout.c (xcoffout_declare_function): Add documentation.
12155 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
12156 TARGET_64BIT. Compare constant to -1, not bit pattern.
12157 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
12158 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
12161 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
12163 * dwarf2out.c (add_abstract_origin_attribute): Abort if
12164 origin_die is NULL.
12165 (gen_inlined_enumeration_type_die): Do not abort if the type has
12166 not been writeen out.
12167 (gen_inlined_structure_type_die): Do not abort if the type has
12168 not been writeen out.
12169 (gen_inlined_union_type_die): Do not abort if the type has
12170 not been writeen out.
12171 (gen_tagged_type_instantiation_die): Do not abort if the type
12172 has not been written out.
12174 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12176 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
12178 * reg-stack.c (straighten_stack): Copy hard reg set with
12181 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
12183 * builtins.c (stabilize_va_list): Stabilize array type va_list
12184 to a pointer type, not the base record type.
12185 (expand_builtin_va_copy): Dereference the pointers explicitly;
12186 use the correct size for the copy.
12188 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
12189 (rs6000_va_arg): Likewise.
12191 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
12193 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
12195 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
12197 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
12199 (DECL_BUILT_IN_CLASS): Adjust accordingly.
12201 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
12203 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
12204 (init_ggc): Use it instead of a constant.
12205 (ggc_collect): Bound allocated_last_gc by it.
12207 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
12209 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
12212 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
12214 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
12215 (mips*-*-openbsd*): Let big endian configuration be a fragment.
12216 * configure: Regen.
12217 * config/mips/openbsd.h: New, OpenBSD little endian target.
12218 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
12219 * config/mips/xm-openbsd.h: New, OpenBSD host.
12221 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
12223 * config/m68k/m68k.c (output_function_prologue,
12224 output_function_epilogue): Use
12225 current_function_uses_pic_offset_table instead of regs_ever_live
12226 to decide whether to save/restore pic register.
12227 (legitimize_pic_address): Don't modify regs_ever_live any more.
12229 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
12231 * function.h (struct function): Add x_dont_save_pending_sizes_p.
12232 * stor-layout.c (variable_size): Don't add sizes to the pending
12233 sizes list if x_dont_save_pending_sizes_p is set.
12235 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
12237 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
12238 for symbolic_operand().
12239 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
12241 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12243 * combine.c (gen_rtx_combine): Add missing call to va_end().
12245 * final.c (asm_fprintf): Likewise.
12247 * genattrtab.c (attr_rtx): Likewise.
12249 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
12251 * cse.c: Update comments.
12252 (cse_insn): When converting a conditional/computed jump into
12253 an unconditional jump, always make sure a BARRIER immediately
12254 follows the converted jump. Do not delete unreachable code.
12255 (cse_basic_block): Do not delete unreachable code.
12256 * toplev.c (rest_of_compilation): Move call to
12257 delete_trivially_dead_insns after the conditional call to
12260 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12262 * collect2.c (make_temp_file): Don't prototype.
12264 * gcc.c (make_temp_file): Likewise.
12266 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
12268 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
12270 * varasm.c (asm_emit_uninitialised): New function: Generate
12271 the assembler statements necessary to declare an uninitialised
12273 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
12275 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
12276 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
12278 (assemble_variable): Use asm_emit_uninitialised to emit an
12279 uninitialised variable.
12281 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
12283 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
12284 constant on a 64 bit host. Patch supplied by Geoffrey Keating
12285 <geoffk@cygnus.com>.
12287 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12289 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
12290 * c-common.h (builtin_function): Don't declare.
12292 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
12294 (pushdecl): Likewise.
12295 (finish_decl): Likewise.
12296 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
12297 int. All callers changed.
12298 Set the builtin's DECL_BUILT_IN_CLASS.
12299 * tree.h (enum built_in_class): New.
12300 (enum built_in_function): Delete NOT_BUILT_IN.
12301 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
12303 (DECL_SET_FUNCTION_CODE): Likewise.
12304 (DECL_BUILT_IN_CLASS): New macro.
12305 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
12306 (struct tree_decl): Split builtin function code field into a
12308 (builtin_function): Declare.
12310 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
12312 * optabs.c (init_traps): Fix typo in last change.
12314 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
12316 * toplev.c (rest_of_decl_compilation): Update comment.
12318 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
12320 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
12321 in .sbss if appropriate.
12322 (EXTRA_SECTION_FUNCTIONS): Add sbss.
12323 (SBSS_SECTION_ASM_OP): New macro.
12324 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
12325 (EXTRA_SECTIONS): Add in_sbss.
12326 * config/mips/mips.h: Prototype sbss_section.
12328 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
12330 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
12333 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
12335 * optabs.c (init_traps): Register trap_rtx as a GC root.
12337 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12339 * config/mips/mips.c (function_arg_pass_by_reference): Define
12340 unconditionally, since it's called unconditionally.
12342 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
12344 * toplev.c (documented_lang_options): Add -fshort-wchar.
12345 * c-decl.c (c_decode_option): Likewise.
12346 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
12348 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
12349 * gcc.c (default_compilers): If -fshort-wchar,
12350 override __WCHAR_TYPE__.
12351 * tm.texi (C Dialect Options): Add -fshort-wchar.
12353 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
12354 symbol for a variable.
12356 * cpplib.h (CPP_PREPROCESSED): New macro.
12357 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
12358 we're seeing this input for a second time.
12360 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
12362 * emit-rtl.c (init_emit_once): Initialize modes first.
12364 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
12366 * config/i386/i386.c (pic_label_name): Change to char pointer.
12367 (global_offset_table): New variable.
12368 (load_pic_register): Fill global_offset_table if it hasn't
12369 already been done. Allocate pic_label_name dynamically.
12370 * ggc.h (empty_string): New variable.
12371 * ggc-simple.c (empty_string): Likewise.
12372 (init_ggc): Allocate empty_string and add as root.
12373 * stmt.c (digit_strings): New variable.
12374 (init_stmt): Add last_block_end_note as root. Allocate and
12375 initialize digit_strings.
12376 (expand_asm_operands): Use empty_string instead of string
12377 constant. Use digit_strings instead of string constants.
12378 * profile.c (init_arc_profiler): Allocate string with
12379 ggc_alloc_string instead of xmalloc.
12380 (output_func_start_profiler): Likewise.
12381 * c-typeck.c (digest_init): Check if init is error_mark_node.
12383 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
12384 Richard Henderson <rth@cygnus.com>
12386 * ggc-page.c: New file.
12387 * Makefile.in (ggc-page.o): New.
12389 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
12391 * invoke.texi: Document -fdelete-null-pointer-checks
12392 * toplev.c (flag_delete_null_pointer_checks): New.
12393 (f_options): Add entry for -fdelete-null-pointer-checks.
12394 (rest_of_compilation): Conditionalize null pointer check
12395 elimination on flag_delete_null_pointer_checks.
12396 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
12398 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
12400 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
12401 copyright notice and special exception to GPL.
12403 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12405 * abi64.h (mips_function_value): Add prototype arguments.
12407 * mips-protos.h: New file with mips prototypes.
12409 * mips.c: Include "tm_p.h".
12410 (mktemp, lookup_name): Add prototype arguments.
12411 (extern_list, string_constant, mips_fill_delay_slot,
12412 mips_output_external, mips_output_external_libcall,
12413 mips_output_filename, mips_declare_object, function_prologue,
12414 mips_expand_prologue, function_epilogue, mips16_constant,
12415 build_mips16_function_stub, mips_output_conditional_branch):
12417 (mips_va_start): Remove unused variable `u'.
12418 (mips_va_arg): Cast value to unsigned when comparing against one.
12420 (save_restore_insns, mips_expand_prologue): Add missing arg in
12421 call to `large_int'.
12423 * mips.h: Move prototypes to mips-protos.h.
12424 (data_section, memory_address_p, rdata_section,
12425 readonly_data_section, simple_epilogue_p, text_section): Delete
12426 prototypes delcared elsewhere.
12427 (mips_epilogue_delay_slots, print_options): Delete unused decls.
12429 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
12431 * mips.md: Delete extra args in call to `mips_move_2words'.
12433 * xm-iris6.h (alloca): Add prototype argument.
12435 * genpeep.c: Include "tm_p.h" in generated output file.
12437 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12439 * basic-block.h (find_edge_index): Change parameters.
12440 * flow.c (verify_edge_list): Pass basic_block parameters to
12441 find_edge_index instead of integers.
12443 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
12445 * combine.c (simplify_comparison): Use an unsigned shift to adjust
12448 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
12450 * gcc.1: Fix a formatting error.
12452 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
12454 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
12455 i786, mn10200, mn10300, pdp11, v850.
12457 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
12459 * libgcc2.c (num_digits): Add prototype with
12460 __attribute__((const)).
12461 (__terminate): Add prototype.
12463 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
12465 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
12467 * alpha/alpha.c (print_operand): Fix type of `code'.
12468 (alpha_output_filename): Constify.
12469 * alpha/alpha.h: Move all function declarations ...
12470 * alpha/alpha-protos.h: ... here. New file.
12471 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
12472 (SECTION_FUNCTION_TEMPLATE): Likewise.
12474 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12476 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
12477 * expr.c (expand_expr): Likewise.
12478 (do_jump): Likewise.
12479 (do_store_flag): Pass ccp_store_flag to can_compare_p.
12480 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
12482 (enum can_compare_purpose): New.
12483 (can_compare_p): Adjust prototype.
12484 (prepare_cmp_insn, prepare_operand): Declare.
12485 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
12486 * optabs.c (cmp_available_p): Deleted.
12487 (expand_abs): Pass ccp_jump to can_compare_p.
12488 (can_compare_p): New arg PURPOSE. Check for combined optabs.
12489 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
12490 Call can_compare_p rather than cmp_available_p.
12491 (prepare_operand): No longer static.
12492 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
12493 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
12494 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
12495 sequence to use emit_cmp_and_jump_insns.
12496 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
12498 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
12500 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
12501 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
12502 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
12503 (plus (reg) (const_int 0))
12504 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
12506 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
12508 * rs6000.c (expand_block_move): DImode loads and stores require
12509 word-aligned displacements. Increment address registers with
12510 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
12512 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
12514 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
12515 is no name for the base type, rather than segfault. If we are
12516 writing out a complex integer type, use DW_ATE_lo_user.
12518 * expr.c (emit_move_insn_1): If we are copying a complex that fits
12519 in one word or less (complex char, complex short, or on 64 bit
12520 systems complex float) to/from a hard register, copy it through
12521 memory instead of dying in gen_{real,imag}part. If we have a
12522 short complex type, prevent inlining since it allocates stack
12525 * tree.c (build_complex_type): If we are writing dwarf2 output,
12526 generate a name for complex integer types.
12528 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12530 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
12531 * flow.c (remove_edge): Remove extra whitespace.
12532 (remove_fake_edges): Fix comment.
12533 (add_noreturn_fake_exit_edges): Use the correct name.
12535 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
12537 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
12538 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
12539 (clean): Depend on INTL_CLEAN.
12540 (maintainer-clean): Adjust.
12542 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12544 * configure.in (AC_PREREQ): Bump to 2.13.
12545 (AC_C_STRINGIZE): Call this instead of using a custom macro.
12547 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
12549 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
12551 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
12553 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
12554 (HAVE_STRINGIZE): Define.
12556 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
12558 * c-parse.in: save and restore warn_pointer_arith on __extension__
12559 along with pedantic.
12560 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
12561 Set the type of extension to itype rather than $<itype>1 kludge.
12562 * extend.texi (Alternate Keywords): Adjust documentation.
12563 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
12565 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
12567 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
12568 most assembler templates.
12570 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
12571 FP loads and stores.
12572 (following_call): Always return zero for the PA8000.
12573 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
12574 FP loads and stores.
12575 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
12577 * pa.h (BRANCH_COST): Define.
12579 * pa.md (return, return_internal): Use bve for PA2.0.
12581 * pa.md (fused multiply): Add variants which reduce height for the
12582 fused multiply, but which still generate 2 insns.
12583 (fnegabs): Similarly.
12585 * pa.md (subsi3): Turn into an expander. Create two anonymous
12586 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
12587 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
12589 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
12591 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
12593 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
12594 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
12596 * regclass.c (init_regs): Add "top_of_stack" as a garbage
12599 * flow.c (record_active_eh_regions): Terminate loop after finding
12600 the last insn in the last basic block.
12602 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12604 * config/c4x/c4x.md: Delete parallel instruction peepholes.
12606 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12608 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
12610 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12612 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
12613 splitting to not use output template.
12615 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
12617 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
12618 * config/c4x/c4x.c (c4x_va_start): New function.
12620 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
12622 * genrecog.c (not_both_true): Handle correctly cases when called for
12623 tests with different positions in the insn.
12625 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12627 * machmode.h (HOST_PTR_PRINTF): Move from here ...
12629 * system.h (HOST_PTR_PRINTF): ... to here.
12631 * mips-tfile.c: Don't include machmode.h.
12633 * Makefile.in (MACHMODE_H): New variable. Update to use it.
12634 (mips-tfile.o): Don't depend on machmode.h.
12636 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12638 * haifa-sched.c (sched_analyze): Rename local variable `region' to
12639 avoid conflicts with typedef struct `region' at the top level scope.
12641 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
12643 * basic-block.h (basic_block): Add eh_beg, eh_end.
12644 * flow.c (entry_exit_blocks): Update.
12645 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
12646 Call new functions.
12647 (find_basic_blocks_1): Don't record eh_list at each bb. Use
12648 lists.c functions to allocate insn lists.
12649 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
12651 (make_eh_edge): ... here. New.
12652 (move_stray_eh_region_notes): New.
12653 (record_active_eh_regions): New.
12654 (delete_unreachable_blocks): Split out block merging ...
12655 (try_merge_blocks): ... here. New.
12656 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
12657 Dump debugging data.
12658 (merge_blocks_move_successor_nojumps): Likewise.
12659 (merge_blocks): Use eh_beg+eh_end to validate block movement.
12661 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
12663 * extend.texi (Bound member functions): Document unbound pmf
12666 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12668 * flow.c (split_edge): Handle insertion on a fallthrough edge which
12669 has the EXIT_BLOCK as a dest.
12671 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12673 * flow.c (remove_edge): New function to remove an edge from the
12675 (remove_fake_successors): New function to remove fake successor edges.
12676 (remove_fake_edges): New function to remove all fake edges from the
12678 (add_fake_exit_edges): New function to add fake edges from all blocks
12679 with no successors to the exit block.
12680 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
12681 prototypes for new functions.
12683 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
12685 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
12686 Use Pmode to determine whether to output .dword or .word.
12688 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
12690 * tree.c (built_in_filename): New variable.
12691 (BUILT_IN_FILENAME): New macro.
12692 (init_tree_codes): Allocate built_in_filename.
12693 (make_node): Use built_in_filename instead of string constant.
12695 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
12697 * configure.in: Add fr30 target.
12698 * configure: Regenerate.
12699 * config/fr30: New directory.
12700 * config/fr30/crti.asm: New file.
12701 * config/fr30/fr30.c: New file.
12702 * config/fr30/crtn.asm: New file.
12703 * config/fr30/fr30.h: New file.
12704 * config/fr30/fr30.md: New file.
12705 * config/fr30/lib1funcs.asm: New file.
12706 * config/fr30/t-fr30: New file.
12707 * config/fr30/xm-fr30.h: New file.
12709 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
12711 * flow.c (merge_blocks_move_successor_nojumps): Delete the
12712 BARRIER at the end of the successor, not the BARRIER before
12715 * pa.c (pa_add_gc_roots): Fix thinko in last change.
12717 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
12719 * stmt.c (any_pending_cleanups): Don't crash when
12720 current_function->stmt is unset.
12722 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12724 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
12725 other initializations that may use it for relative offsets.
12727 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12729 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
12730 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
12731 * config/i386/sol2dbg.h: Removed.
12732 * config/i386/sol2gas.h: New file, to enable gas work-around.
12733 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
12734 Don't use sol2dbg.h.
12735 * configure: Rebuilt.
12737 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
12739 * invoke.texi (-fthis-is-variable): Remove documentation.
12741 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
12743 * basic-block.h (compute_bb_for_insn): Declare.
12744 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
12745 to use; set size of basic_block_for_insn directly.
12746 (find_basic_blocks): Update.
12748 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12750 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
12752 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12754 * crtstuff.c (ON_EXIT): Delete empty macro definition.
12755 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
12757 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
12759 * c-decl.c (c_decode_option): Extend comment.
12761 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
12763 * toplev.c (progname): Make 'const char *'
12764 (flag_print_mem): Move out of main.
12765 (version_flag): Move out of main.
12766 (filename): Move out of main.
12767 (debug_args): Remove g prefix from options.
12768 (documented_lang_options): Remove cpplib specific options.
12769 (display_help): Add g prefix to debug options.
12770 (check_lang_option): Delete this function.
12771 (decode_d_option): New function: Decode -d... option.
12772 (decode_f_option): New function: Decode -f... option.
12773 (decode_W_option): New function: Decode -W... option.
12774 (decode_g_option): New function: Decode -g... option.
12775 (independent_decode_option): New function: Decode a language
12776 independent command line option.
12777 (main): Invoke lang_decode_option and then
12778 independent_decode_option on each command line option in
12781 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
12783 Revert this change. Gavin's patch to operand_equal_p is a better fix.
12784 * fold-const.c (fold_range_test): Do not try to fold the range
12785 test if the rhs or lhs has side effects.
12787 * basic-block.h (compute_flow_dominators): Declare.
12789 * gcse.c (alloc_code_hoist_mem): New function.
12790 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
12791 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
12792 (hoist_code, one_code_hoisting_pass): Likewise.
12793 (gcse_main): If optimizing for size, then hoist expressions
12794 computed in multiple dominated basic blocks.
12796 * gcse.c (invalid_nonnull_info): New function.
12797 (delete_null_pointer_checks): Likewise.
12798 * rtl.h (delete_null_pointer_checks): Declare.
12799 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
12801 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
12802 (merge-blocks_move_successor_nojumps): Likewise.
12803 (merge_blocks): Allow merging of some blocks, even if it requires
12804 physical movement of the blocks, but not if it requires new jumps.
12806 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
12807 Callers and prototype changed.
12808 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
12810 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12812 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
12813 -YP when both -p and -pg are present. From i386/sol2.h.
12815 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12817 * Makefile.in (distclean): Delete tm_p.h.
12818 * configure.in: Create a new file, "tm_p.h", from a list in
12819 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
12820 "i386/i386-protos.h".
12822 * alias.c: Include "tm_p.h".
12823 * c-typeck.c: Likewise.
12824 * calls.c: Likewise.
12826 * emit-rtl.c: Likewise.
12827 * explow.c: Likewise.
12828 * expmed.c: Likewise.
12829 * expr.c: Likewise.
12830 * final.c: Likewise.
12831 * flow.c: Likewise.
12832 * fold-const.c: Likewise.
12833 * function.c: Likewise.
12834 * gcse.c: Likewise.
12835 * global.c: Likewise.
12836 * haifa-sched.c: Likewise.
12837 * integrate.c: Likewise.
12838 * jump.c: Likewise.
12839 * local-alloc.c: Likewise.
12840 * loop.c: Likewise.
12841 * optabs.c: Likewise.
12842 * recog.c: Likewise.
12843 * reg-stack.c: Likewise.
12844 * regclass.c: Likewise.
12845 * regmove.c: Likewise.
12846 * reload.c: Likewise.
12847 * reload1.c: Likewise.
12848 * reorg.c: Likewise.
12849 * resource.c: Likewise.
12850 * stmt.c: Likewise.
12851 * stor-layout.c: Likewise.
12852 * toplev.c: Likewise.
12853 * tree.c: Likewise.
12854 * unroll.c: Likewise.
12855 * genattrtab.c (main): Make generated file include "tm_p.h".
12856 * genemit.c (main): Likewise.
12857 * genoutput.c (main): Likewise.
12858 * genrecog.c (main): Likewise.
12860 * i386.h: Delete all prototypes.
12861 * i386.c: Include "tm_p.h".
12862 (ix86_attr_length_default): Call constant_call_address_operand
12863 with correct number of arguments.
12864 * i386-protos.h: New file.
12865 * i386.md (unnamed patterns): Call constant_call_address_operand
12866 with correct number of arguments.
12867 (exception_receiver): Call load_pic_register with correct number
12870 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
12872 * c-pragma.c (mark_align_stack): Dereference the void* properly.
12874 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
12876 * rtl.h (insns_safe_to_move_p): New function.
12877 * loop.c (find_and_verify_loops): Use it.
12878 * rtlanal.c (insns_safe_to_move_p): Define it.
12880 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
12882 * c-pragma.c: Include ggc.h.
12883 * Makefile.in (c-pragma.o): Update.
12885 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12887 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
12888 (LIB_SPEC): Likewise.
12889 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
12890 Reindent -YP/-p/-pg.
12891 Copied from config/sparc/sol2.h.
12893 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
12895 * c-pragma.c (mark_align_stack): New.
12896 (init_pragma): New.
12897 * c-pragma.h (init_pragma): Declare it.
12898 * c-lex.c (init_parse): Call it.
12900 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
12902 * configure.in: Pick up thread library on Solaris/x86 just
12903 like on Solaris/sparc.
12904 * configure: Rebuilt.
12906 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
12908 * rtl.h (global_rtx_index): New enum.
12909 (global_rtl): Change to array of rtx.
12910 (pc_rtx, cc0_rtx): Redefine accordingly.
12911 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
12912 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
12913 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
12914 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
12915 (const_int_rtx): Change to array of rtx.
12916 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
12918 * emit-rtl.c (global_rtl): Change to array of rtx.
12919 (const_int_rtx): Change to aray of rtx.
12920 (gen_rtx_CONST_INT): Redefine accordingly.
12921 (init_emit_once): Allocate and initialize global_rtl. Likewise
12922 for const_int_rtx. Add both as GC roots.
12923 * genattrtab.c (global_rtl): Update declaration.
12925 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
12927 * Makefile (USER_H): Add iso646.h back.
12929 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
12931 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
12932 zapping the LOG_LINKS of sched_before_next_call.
12934 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
12935 * pa.c (insn_refs_are_delayed): Renamed from
12936 insn_sets_and_refs_are_delayed.
12938 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
12940 * functiion.h (struct function): Add x_whole_function_mode_p.
12941 (retrofit_block): Declare.
12942 * function.c (retrofit_block): New function.
12943 (identify_blocks): Add assertions. Allow an incomplete set of
12944 block notes if we're still generating code for the function.
12945 * integrate.c: Include loop.h.
12946 (expand_inline_function): Call find_loop_tree_blocks to map block
12947 notes to blocks when in whole-function mode. Use retrofit_block
12948 to insert new BLOCKs for the inlined function, rather than
12950 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
12951 * Makefile.in (integrate.o): Depend on loop.h.
12953 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
12955 * tree.h (warn_about_unused_variables): Declare.
12956 * stmt.c (warn_about_unused_variables): New function, split out
12958 (expand_end_bindings): Here.
12960 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
12962 * stmt.c (preserve_subexpressions_p): Don't crash when
12963 current_function->stmt is unset.
12965 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
12967 * stmt.c (expand_start_bindings): Allow callers to pass a flag
12968 indicating that no NOTE_INSN_BLOCK_BEG note is required.
12969 (expand_start_target_temps): Use it.
12970 * except.c (expand_eh_region_start_for_decl): Likewise.
12971 * expr.c (expand_expr): Likewise.
12973 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
12975 * fold-const.c (operand_equal_p): Pay attention to side effects.
12977 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
12979 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
12980 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
12982 * tlink.c (scan_linker_output): Look for keywords before accepting
12983 a mangled name in quotes.
12985 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
12987 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
12988 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
12990 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
12992 * alpha.md: Revert Thu Nov 26 change that came in through the
12993 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
12994 Avoid earlyclobber when possible.
12996 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12998 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
13000 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
13001 Define HAVE_ON_EXIT.
13003 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13005 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
13006 CTYPE_CONV in all ctype macros.
13008 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
13011 * cexp.y (initialize_random_junk): Likewise.
13013 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
13015 * i370.c (handle_pragma): Likewise.
13017 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
13019 * v850.c (override_options): Likewise.
13021 * doprint.c (_doprnt): Likewise.
13023 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
13026 * fixinc/server.c (load_data): Likewise.
13028 * fold-const.c (real_hex_to_f): Likewise.
13030 * genattr.c (write_upcase, gen_attr): Likewise.
13032 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
13033 write_upcase): Likewise.
13035 * genemit.c (print_code): Likewise.
13037 * genopinit.c (gen_insn): Likewise.
13039 * genpeep.c (print_code): Likewise.
13041 * genrecog.c (print_code): Likewise.
13043 * optabs.c (init_libfuncs): Likewise.
13045 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
13047 * haifa-sched.c (sched_analyze): Keep the list of notes organized
13049 (reemit_notes): Likewise.
13051 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
13053 * ggc.h (ggc_root): Move to ggc-common.c.
13055 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
13056 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
13057 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
13058 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
13059 * ggc-common.c (ggc_root): Move from ggc.h.
13060 (roots): Declare, static.
13061 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
13062 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
13063 null or check/set mark bit.
13064 (ggc_mark_roots): New.
13065 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
13067 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
13069 * m32r.c: Include toplev.h.
13070 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
13071 (gen_compare): Rename swap_p to must_swap to match uses.
13072 Add default abort case.
13073 (m32r_output_function_epilogue): Remove unused variables.
13074 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
13075 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
13076 define to empty parameter list. Update all uses.
13077 (predicate decls): Use enum machine_mode not int.
13078 * m32r.md (movsi): Call abort, not fatal_insn.
13079 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
13081 1999-09-14 Andrew Haley <aph@cygnus.com>
13083 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
13084 use $0 instead of 0.
13086 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13088 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
13089 computation out of loop over hard regs.
13091 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
13093 * function.c (identify_blocks): Don't shadow a variable in an
13095 * integrate.c (integrate_decl_tree): Don't use pushlevel,
13096 pushdecl, or poplevel to build up the new BLOCK tree.
13097 (expand_inline_function): Likewise.
13098 (integrate_parm_decls): Likewise.
13100 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
13102 * c-typeck.c (qualify_type): Merge qualifiers from both types.
13104 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
13106 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
13107 * invoke.texi: Document this change.
13109 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
13111 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
13113 (mark_emit_status): Renamed from mark_emit_state.
13114 * except.c (mark_eh_status): Renamed from mark_eh_state.
13115 Check not null before marking.
13116 (free_eh_status): New.
13117 * expr.c (mark_expr_status, free_expr_status): New.
13118 * function.c (free_machine_status): New.
13119 (free_after_parsing): New.
13120 (free_after_compilation): Move bits to free_after_parsing; call
13121 free_eh_status, free_expr_status; zero the marked members of the
13123 (prepare_function_start): No can_garbage_collect.
13124 Call init_eh_for_function.
13125 (expand_dummy_function_end): Free up current_function state.
13126 (mark_function_status): Renamed from mark_function_state.
13127 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
13128 * function.h (struct function): No can_garbage_collect.
13129 (free_machine_status, free_after_parsing): Declare.
13130 (free_eh_status, free_expr_status): Declare.
13131 * ggc.h (mark_expr_status): Declare.
13132 * stmt.c (free_stmt_status): Free the struct.
13133 (mark_stmt_status): Renamed from mark_stmt_state.
13134 (init_stmt): Don't call init_eh.
13135 (init_stmt_for_function): Don't call init_eh_for_function.
13136 * toplev.c (compile_file): Call init_eh.
13137 (rest_of_compilation): Free basic block info before ggc_collect.
13138 Call free_after_parsing; conditionally call free_after_compilation.
13139 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
13140 Check not null before marking.
13141 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
13143 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
13145 * c-lex.c (yylex): Initialize warn.
13147 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
13149 * pa.c (emit_move_sequence): Properly set the mode of the scratch
13150 register when performing secondary reloads for the SAR register.
13152 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
13154 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
13155 (NOTE_BLOCK): New macro.
13156 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
13157 * function.h (identify_blocks): Change prototype.
13158 * function.c (identify_blocks): Simplify.
13159 (reorder_blocks): Likewise.
13160 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
13161 NOTE_INSN_BLOCK_{BEG,END}.
13162 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
13163 the list of saved notes if the note isn't a
13164 NOTE_INSN_BLOCK_{BEG,END}.
13165 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
13167 (reemit_notes): Adjust recreation of notes to reflect new saved
13169 * print-rtl.c (print_rtx): Print the address of the BLOCK when
13170 printing a block note.
13171 * stmt.c (block_vector): Remove.
13172 (find_loop_tree_blocks): Simplify.
13173 (unroll_block_trees): Likewise.
13174 * tree.h (reorder_block): Change prototype.
13176 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
13178 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
13179 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
13180 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
13181 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
13182 (atexit, exit): Simplify.
13183 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
13184 * config/lots: Remove defns of HAVE_ATEXIT.
13186 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
13188 * calls.c (precompute_arguments): Fix typo in comment.
13189 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
13192 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
13194 * dsp16xx.c (override_options): Fix typos in GC root registration.
13196 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
13198 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
13199 from config/svr4.h.
13200 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
13201 (FUNCTION_PROFILER): Redefine appropriately for Linux.
13202 (CC1_SPEC): Likewise.
13204 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13206 * genattr.c (main): Add extern prototype. Call return, not exit.
13207 * genattrtab.c (main): Likewise.
13208 * gencheck.c (main): Likewise.
13209 * gencodes.c (main): Likewise.
13210 * genconfig.c (main): Likewise.
13211 * genemit.c (main): Likewise.
13212 * genextract.c (main): Likewise.
13213 * genflags.c (main): Likewise.
13214 * gengenrtl.c (main): Likewise.
13215 * genopinit.c (main): Likewise.
13216 * genoutput.c (main): Likewise.
13217 * genpeep.c (main): Likewise.
13218 * genrecog.c (main): Likewise.
13220 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
13221 * genattrtab.c (get_insn_name): Likewise.
13222 * gencodes.c (get_insn_name): Likewise.
13223 * genconfig.c (get_insn_name): Likewise.
13224 * genemit.c (get_insn_name): Likewise.
13225 * genextract.c (get_insn_name): Likewise.
13226 * genflags.c (get_insn_name): Likewise.
13227 * genopinit.c (get_insn_name): Likewise.
13228 * genpeep.c (get_insn_name): Likewise.
13230 * gencheck.c (usage): Add static prototype.
13231 * genextract.c (print_path): Constify a char*.
13232 * genopinit.c (optabs): Likewise.
13233 * genoutput.c (operand_data, data, output_predicate_decls,
13234 compare_operands): Likewise.
13235 * genrecog.c (write_tree): Add default case in switch.
13237 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13239 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
13241 * print-rtl.c (get_insn_name): Remove prototype.
13243 * toplev.h (progname): Declare const.
13245 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
13246 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
13247 dump_sched_info, dump_local_alloc, regset_release_memory,
13248 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
13249 error_with_file_and_line, error_with_decl, error_for_asm, error,
13250 fatal, warning_with_file_and_line, warning_with_decl, warning,
13251 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
13252 Remove redundant prototypes.
13254 (notice, check_lang_option, report_file_and_line, vnotice,
13255 mark_file_stack): Add static prototype.
13256 (set_fatal_function): Add prototype.
13257 (vnotice, report_file_and_line, set_fatal_function,
13258 check_lang_option): Constify a char*.
13259 (main): Prototype. Call return, not exit.
13261 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13263 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
13265 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
13267 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
13269 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
13271 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13273 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
13274 behave as if it's zero in all cases.
13275 (expand_function_start): Adjust call to assign_parms.
13276 * tree.h (assign_parms): Adjust prototype.
13277 * objc/objc-act.c (hack_method_prototype): Adjust call to
13280 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
13282 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
13283 arg_pointer_rtx fixed if the argument pointer register is
13285 (NONZERO_BASE_PLUS_P): Likewise.
13287 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
13289 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
13290 match_insn2 to match_insn.
13291 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
13293 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
13295 * Makefile.in (USER_H): Remove va-foo.h.
13297 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
13298 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
13299 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
13300 va-spur.h,va-v850.h}: Remove.
13302 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
13304 * sparc/sparc.md (eligible_for_return_delay): New attribute.
13305 (in_return_delay): Use it instead of match_insn.
13307 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13309 * config/alpha/va_list.h (va-alpha.h): Do not include.
13310 (__gnuc_va_list): Typedef as in varargs.h.
13312 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
13314 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
13315 DECL_LIVE_RANGE_RTL.
13317 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
13319 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
13320 not NOTE_BLOCK_NUMBER.
13321 (expand_eh_region_end): Likewise.
13322 (find_exception_handler_labels): Likewise.
13323 (scan_region): Likewise.
13324 (exception_optimize): Likewise.
13325 (update_rethrow_references): Likewise.
13326 (set_insn_eh_region): Likewise.
13327 * final.c (final_scan_insn): Likewise.
13328 * flow.c (make_edges): Likewise.
13329 * integrate.c (expand_inline_function): Likewise.
13330 * print-rtl.c (print_rtx): Likewise.
13332 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
13334 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
13335 terms of builtin functions and types.
13337 * mips.c (mips_build_va_list): New.
13338 (mips_va_start, mips_va_arg): New.
13339 * mips.h (BUILD_VA_LIST_TYPE): New.
13340 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13342 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
13343 (sh_build_va_list, sh_va_start, sh_va_arg): New.
13344 * sh.h (BUILD_VA_LIST_TYPE): New.
13345 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
13347 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
13349 * recog.h (struct recog_data): Make dup_num, operand_address_p,
13350 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
13351 (struct insn_data): Likewise with n_operands, n_dups,
13352 n_alternatives, output_format.
13353 * regclass.c (scan_one_insn): Cast n_operands to int before
13354 arithmetic inside comparison.
13356 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
13358 * toplev.c (compile_function): Unconditionally emit nop.
13360 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13362 * haifa-sched.c (actual_hazard): Move declaration of variable
13363 `this_cost' into the scope where it is used.
13365 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13367 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
13368 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
13369 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
13371 * genrecog.c (make_insn_sequence): Call memset, not bzero.
13373 * jump.c (find_insert_position): Don't declare or define unless
13374 !HAVE_conditional_arithmetic.
13375 (returnjump_p_1, delete_prior_computation): Add static prototypes.
13377 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
13379 * recog.c (offsettable_address_p): Prototype function pointer.
13380 (preprocess_constraints): Call memset, not bzero.
13382 * tree.c (tree_node_kind_names): Constify a char*. Make static.
13383 (gcc_obstack_init): Don't declare.
13384 (fix_sizetype): Add static prototype.
13385 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
13386 (tree_cons): Call memset, not bzero.
13388 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
13389 definition in macro ASM_WEAKEN_LABEL.
13390 (mark_const_hash_entry): Add static prototype.
13392 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13394 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
13396 * unroll.c (find_common_reg_term, subtract_reg_term,
13397 loop_find_equiv_value): Add static prototypes.
13398 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
13399 (copy_loop_body): Remove unreachable break statement.
13401 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
13403 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
13405 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13407 Undo some changes from the gcc2 merge:
13408 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
13409 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
13413 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
13414 * emit-rtl.c (gen_lowpart_common): Disable optimization of
13415 initialized float-int union if the value is a NaN.
13417 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
13419 * gthr-win32.h: New file.
13421 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
13422 shared as a valid attribute.
13423 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
13424 * extend.texi: Document `shared' variable attribute.
13426 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
13428 * configure.in: Handle --enable-threads on FreeBSD.
13429 * configure: Rebuit.
13431 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13433 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
13435 * configure: Rebuilt.
13437 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
13438 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
13439 Rosimildo DaSilva <rdasilva@connecttel.com>
13441 * configure.in (m68k-*-rtemscoff*): Added.
13442 * configure.in (mips64orion-*-rtems*): Converted to ELF.
13443 * configure.in (sparc-*-rtemsaout*): Added as alias for old
13444 sparc-rtems configuration.
13445 * configure.in (sparc-*-rtemself*): Added.
13446 * configure.in (sparc-*-rtems*): Now ELF not a.out.
13447 * config/i386/rtems.h: Added comment.
13448 * config/sparc/rtemself.h: New file.
13450 * configure.in (m68k-rtemself): Added.
13451 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
13452 and DWARF_DEBUGGING_INFO.
13453 * config/m68k/crti.s: New file.
13454 * config/m68k/crtn.s: New file.
13455 * config/m68k/t-crtstuff: New file.
13456 * config/m68k/rtemself.h: New file.
13458 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
13459 global ctor/dtor and C++ exception handling.
13460 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
13461 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
13463 * config/i386/t-rtems-i386: New File.
13465 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
13467 * stmt.c (expand_end_case): Return right away if the case stack is
13470 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
13472 * Makefile.in (version.c): Remove rule incorrectly brought in from
13475 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
13477 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
13478 * msdos/top.sed: Take into account a prepended $(SHELL) to
13480 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
13482 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
13484 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13486 * regmove.c (fixup_match_1): Don't change an unchanging register.
13487 (stable_but_for_p): Renamed to:
13488 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
13489 Changed all callers.
13491 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
13493 * loop.c (strength_reduce): Don't call reg_used_between_p if the
13494 insn from BL2 is after the insn from BL.
13496 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
13498 * recog.h (INSN_OUTPUT_FORMAT_*): New.
13499 (struct insn_data): Merge `template' and `outfun' into `output'.
13500 Add `output_format'.
13501 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
13502 (struct data): Remove `outfun'; add `output_format'.
13503 (name_for_index): Remove declaration.
13504 (output_insn_data): Handle output formats.
13505 (process_template): Emit the bare array for @.
13506 (gen_expand, gen_split): Set output_format to NONE.
13507 * output.h (get_insn_template): Declare.
13508 * final.c (get_insn_template): New.
13509 (final_scan_insn): Use it.
13510 * toplev.c (compile_file): Likewise.
13512 * c4x/c4x.c (c4x_process_after_reload): Likewise.
13513 * i860/i860.c (output_delayed_branch): Likewise.
13514 (output_delay_insn): Likewise.
13516 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
13518 * rtl.c (obstack_alloc_rtx): Removed.
13520 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
13522 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
13524 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
13526 * i386.c (call_insn_operand): Reject const_int.
13527 (expander_call_insn_operand): Use call_insn_operand.
13529 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13531 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
13533 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
13535 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
13536 Use DImode operation.
13538 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
13540 * gcc.c: Include sys/resource.h.
13541 (report_times): New flag.
13542 (execute): If report_times is set, calculate and report the
13543 CPU time consumed by each subprocess.
13545 (rus, prus): New globals.
13546 (option_map): Add --time.
13547 (display_help): Document -time.
13548 (process_command): Set report_times if -time is given.
13549 Turn off -pipe if -time is given.
13551 * invoke.texi: Document new option -time.
13553 * configure.in: Check for getrusage. Check if we have to
13554 prototype getrusage.
13555 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
13556 * configure: Regenerate.
13557 * config.in: Regenerate.
13559 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
13561 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
13564 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
13566 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
13567 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
13568 (nan): Return _thenan_sf or _thenan_df as appropriate.
13569 (L_thenan_sf): Define _thenan_sf.
13570 (L_thenan_df): Define _thenan_df.
13572 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
13573 (DPBIT_FUNCS): Add _thenan_df.
13575 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
13577 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
13580 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13582 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
13585 (lang_specific_driver): Don't take a function pointer parameter.
13586 All callers changed.
13588 * gcc.c: Include gcc.h.
13589 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
13590 lang_specific_extra_outfiles, fatal): Don't declare.
13591 (multilib_defaults_raw): Constify.
13592 (read_specs): Call memset, rather than bzero.
13593 (main): Call return, not exit.
13594 (lookup_compiler): Call memcpy, not bcopy.
13595 (fatal): Make extern.
13597 * cppspec.c: Include gcc.h.
13598 (lang_specific_driver): Initialize variable `quote'. Constify a
13599 char*. All calls to the function pointer parameter now
13600 explicitly call `fatal'.
13602 * gccspec.c (lang_specific_driver): Include gcc.h.
13604 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
13606 * arm.c (note_invalid_constants): Use recog_data.operand_type
13609 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13611 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
13614 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
13615 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
13616 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
13617 reload_secondary_in_reload, reload_secondary_out_reload,
13618 reload_secondary_in_icode, reload_secondary_out_icode,
13619 reload_reg_rtx, reload_when_needed): Delete declarations.
13620 (struct reload): New structure.
13621 (rld): Declare new array.
13622 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
13623 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
13624 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
13625 reload_secondary_in_reload, reload_secondary_out_reload,
13626 reload_secondary_in_icode, reload_secondary_out_icode,
13627 reload_reg_rtx, reload_when_needed): Delete definitions.
13629 (whole file): Replace uses of the deleted arrays with uses of rld.
13630 * reload1.c (whole file): Replace uses of the deleted arrays with
13632 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
13633 explicit loops, not with bcopy.
13635 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
13637 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
13638 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
13639 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
13640 insn_name): Delete and consolidate into new structures.
13641 (insn_operand_predicate_fn): New.
13642 (insn_output_fn): New.
13643 (insn_gen_fn): New.
13644 (struct insn_operand_data): New.
13645 (struct insn_data): New.
13647 (OUT_FCN): Update for insn_data change.
13648 * builtins.c (expand_builtin_strlen): Likewise.
13649 (expand_builtin_memcmp): Likewise.
13650 * combine.c (make_extraction, simplify_comparison): Likewise.
13651 * cse.c (canon_reg, cse_insn): Likewise.
13652 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
13653 * expmed.c (store_bit_field, extract_bit_field): Likewise.
13654 (emit_store_flag): Likewise.
13655 * expr.c (convert_move, emit_block_move): Likewise.
13656 (clear_storage, emit_push_insn, expand_increment): Likewise.
13657 (do_store_flag): Likewise.
13658 * expr.h (GEN_FCN): Likewise.
13659 (insn_gen_function): Die.
13660 * final.c (final_scan_insn): Update for insn_data change.
13661 (output_asm_name): Likewise.
13662 * function.c (fixup_var_refs_1): Likewise.
13663 * loop.c (check_dbra_loop): Likewise.
13664 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
13665 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
13666 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
13667 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
13668 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
13669 * regmove.c (gen_add3_insn): Likewise.
13670 * reload.c (push_secondary_reload, combine_reloads): Likewise.
13671 (find_reloads, find_reloads_address_1): Likewise.
13672 (debug_reload_to_stream): Likewise.
13673 * reload1.c (emit_reload_insns, gen_reload): Likewise.
13674 * stmt.c (expand_end_case): Likewise.
13675 * toplev.c (compile_file): Likewise.
13677 * c4x/c4x.c (c4x_process_after_reload): Likewise.
13678 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
13680 * print-rtl.c (insn_name_ptr): Remove declaration.
13681 (get_insn_name): Declare.
13682 (print_rtx): Use it.
13683 * genoutput.c (insn_name_ptr): Remove.
13684 (next_operand_number): New.
13685 (struct operand_data): New.
13686 (null_operand, odata, odata_end): New.
13687 (struct data): Use struct operand_data.
13688 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
13689 (get_insn_name): Renamed from name_for_index.
13690 (output_prologue): Define NO_MD_PROTOTYPES.
13691 (output_predicate_decls): Break out from output_epilogue.
13692 Iterate over the operands list.
13693 (output_operand_data): Break out from output_epilogue. Emit
13694 just the operands list.
13695 (output_insn_data): Break out from output_epilogue. Emit just
13697 (output_epilogue): Remove.
13698 (output_get_insn_name): New.
13699 (constraints, op_n_alternatives, predicates, address_p): Die.
13700 (modes, strict_low, seen): Die.
13701 (scan_operands): Take new param `d' instead of writing to
13702 seven global variables.
13703 (compare_operands): New.
13704 (place_operands): New.
13705 (validate_insn_alternatives): Update for struct data change.
13706 (gen_insn): Don't zero or copy 7 global arrays. Update for
13707 scan_operands; call place_operands.
13708 (gen_peephole, gen_expand, gen_split): Likewise.
13709 (main): Update for new output routines.
13711 * genattr.c (insn_name_ptr): Remove.
13712 (get_insn_name): New function.
13713 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
13714 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
13715 * genrecog.c: Likewise.
13717 * alpha.md (adddi3): Make `pattern' array static.
13719 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13721 * config/c4x/c4x.h (c4x_rpts_cycles_string,
13722 c4x_cpu_version_string): Constify char *.
13723 * config/c4x/c4x.c (c4x_rpts_cycles_string,
13724 c4x_cpu_version_string): Likewise.
13726 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
13728 * tree.c (save_tree_status): Revert 10 Sep change.
13729 (restore_tree_status): Likewise. Call obstack_free with NULL
13730 before freeing the obstack proper.
13732 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
13734 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
13736 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
13737 surrounding context.
13739 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
13741 * tree.c (type_hash_canon): Put all types in the hash-table, when
13744 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
13746 * recog.h (struct recog_data, recog_data): New.
13747 (recog_foo variables): Kill.
13748 * recog.c (recog_operand, recog_operand_loc): Kill.
13749 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
13750 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
13751 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
13752 (recog_data): Define.
13753 (extract_insn): Update all recog_foo references to use recog_data.
13754 (preprocess_constraints, constrain_operands): Likewise.
13755 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
13756 * genattrtab.c (main): Likewise.
13757 * genextract.c (main): Likewise.
13758 * genoutput.c: Likewise.
13759 * genrecog.c (write_subroutine, main): Likewise.
13760 * local-alloc.c (block_alloc): Likewise.
13761 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
13762 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
13763 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
13764 * reload.c (find_reloads, find_reloads_toplev): Likewise.
13765 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
13766 (reload_cse_simplify_operands): Likewise.
13768 * arc/arc.c (arc_final_prescan_insn): Likewise.
13769 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
13770 * h8300/h8300.c (notice_update_cc): Likewise.
13771 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
13772 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
13773 * mn10200/mn10200.c (notice_update_cc): Likewise.
13774 * mn10300/mn10300.c (notice_update_cc): Likewise.
13775 * romp/romp.c (update_cc): Likewise.
13776 * sparc/sparc.c (check_pic): Likewise.
13777 * v850/v850.c (notice_update_cc): Likewise.
13779 * genemit.c (main): Don't declare recog_operand.
13781 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
13783 * ggc.h (rtvec_def): Forward declare.
13784 (tree_node): Likewise.
13785 (ggc_root): Define.
13787 (ggc_set_mark_rtx): Add prototype.
13788 (ggc_set_mark_rtvec): Likewise.
13789 (ggc_set_mark_tree): Likewise.
13790 * ggc-simple.c (ggc_root): Don't define.
13791 (roots): Don't declare.
13792 (ggc_mark_rtx): Remove.
13793 (ggc_mark_rtvec): Likewise.
13794 (ggc_mark_tree): Likewise.
13795 (ggc_mark_varray): Likewise.
13796 (ggc_mark_tree_hash_table_entry): Likewise.
13797 (ggc_mark_tree_hash_table): Likewise.
13798 (ggc_set_mart_rtx): New function.
13799 (ggc_set_mark_rtvec): Likewise.
13800 (ggc_set_mark_tree): Likewise.
13801 (ggc_add_root): Remove.
13802 (ggc_add_rtx_root): Likewise.
13803 (ggc_remove_tree_root): Likewise.
13804 (ggc_add_string_root): Likewise.
13805 (ggc_add_tree_varray_root): Likewise.
13806 (ggc_add_tree_hash_table_root): Likewise.
13807 (ggc_del_root): Likewise.
13808 (ggc_mark_rtx_ptr): Likewise.
13809 (ggc_mark_tree_ptr): Likewise.
13810 (ggc_mark_string_ptr): Likewise.
13811 (ggc_mark_tree_varray_ptr): Likewise.
13812 (ggc_mark_tree_hash_table_ptr): Likewise.
13813 * ggc-common.c: New file.
13814 * Makefile.in (OBJS): Add ggc-common.o.
13815 (ggc-common.o): List dependencies.
13817 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
13819 * cppalloc.c (xstrdup): Use memcpy.
13820 * cpperror.c (cpp_print_containing_files): Don't use
13822 * cpplib.c (conditional_skip): Set temp->lineno.
13823 (do_endif): Make error message less obscure.
13824 (if_directive_name): New function.
13825 (cpp_get_token [case EOF]): Unwind the if stack and generate
13826 error messages for each unterminated conditional in this file.
13827 (parse_string): Do not behave differently if -traditional.
13829 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
13831 * builtins.c (expand_builtin_va_arg): Cope with an array-type
13832 va_list decomposing to pointer-type.
13833 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
13834 (rs6000_va_arg): Likewise.
13836 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
13838 * except.c (start_dynamic_handler): Compute size using
13839 STACK_SAVEAREA_MODE.
13841 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13843 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
13844 include directory headers. Don't define strrchr. Don't provide
13845 my_* replacement functions. Prefer PTR over `pointer_type'.
13846 Don't prototype system functions. Don't redefine getopt.
13848 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
13849 safe_read, safe_write, save_pointers, restore_pointers,
13850 is_id_char, in_system_include_dir, directory_specified_p,
13851 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
13852 find_corresponding_lparen, referenced_file_is_newer,
13853 save_def_or_dec, munge_compile_params, gen_aux_info_file,
13854 process_aux_info_file, identify_lineno, check_source,
13855 seek_to_line, forward_to_next_token_char, output_bytes,
13856 output_string, output_up_to, other_variable_style_function,
13857 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
13858 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
13859 find_static_definition, connect_defs_and_decs, add_local_decl,
13860 add_global_decls, needs_to_be_converted, visit_each_hash_node,
13861 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
13862 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
13863 scan_for_missed_items, edit_file, string_list_cons): Add static
13865 (standard_exec_prefix, target_machine, target_version,
13866 default_syscalls_dir, string_list, string_list_cons, find_file,
13867 do_cleaning): Constify a char*.
13868 (safe_read, safe_write): Use PTR, not a char*.
13869 (is_id_char): Take an int, not a char.
13870 (main): Add prototype. Call return, not exit.
13872 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
13874 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
13875 when comparing types.
13877 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
13879 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
13880 (strength_reduce): Release the varrays from the no-bivs early exit.
13882 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
13883 the loop over the registers.
13885 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
13887 (restore_tree_status): Check that instead when freeing the obstack.
13889 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
13891 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
13894 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13896 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
13897 operand size modifiers.
13899 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13901 * c-common.c (c_common_nodes_and_builtins): Don't build
13903 * c-common.h (enum c_tree_index and related accesor macros): Remove
13904 everything now declared in tree.h.
13905 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
13906 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
13907 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
13908 (error_mark_node, void_type_node, char_type_node, integer_type_node,
13909 unsigned_type_node, ptr_type_node, va_list_type_node,
13910 integer_zero_node, null_pointer_node, integer_one_node): Delete.
13911 (init_decl_processing): Call build_common_tree_nodes and
13912 build_common_tree_nodes_2 instead of building their nodes here.
13913 Don't add roots for these nodes.
13914 * stor-layout.c (size_zero_node, size_one_node): Delete.
13915 (set_sizetype): Make a new node for bitsizetype each time.
13916 * tree.c (global_trees): New variable.
13917 (init_obstacks): Add a gc root for it.
13918 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
13919 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
13920 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
13921 (build_common_tree_nodes): New function.
13922 (fix_sizetype): New function.
13923 (build_common_tree_nodes_2): New function.
13924 * tree.h (enum tree_index): New.
13925 (global_trees): Declare.
13926 Add accessor macros for all nodes now moved to global_trees.
13927 Delete their declarations.
13929 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
13931 * c-decl.c (finish_function): When processing a nested function,
13932 push and pop GC context around rest_of_compilation.
13934 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
13936 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
13937 Default ix86_arch to PROCESSOR_I386.
13938 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
13939 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
13940 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
13941 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
13942 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
13943 (EXTRA_SPECS): Remove deleted specs.
13945 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
13947 * function.c (assign_stack_local_1): Allocate from
13948 function->x_frame_offset, not frame_offset.
13950 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
13952 * ggc.h (lang_cleanup_tree): Remove.
13953 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
13954 * ggc-callbacks.c (lang_cleanup_tree): Remove.
13956 * c-decl.c (finish_struct): Use ggc_alloc to allocate
13957 TYPE_LANG_SPECIFIC when garbage collecting.
13958 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
13959 (lang_cleanup_tree): Remove.
13961 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13963 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
13964 * crtstuff.c: Not here.
13965 * dwarf2out.c: Or here.
13966 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
13969 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
13971 * function.h (free_after_compilation): Remove decl parameter.
13972 (free_varasm_status0: Likewise.
13973 (free_emit_status): Likewise.
13974 (free_stmt_status): Likewise.
13975 (free_after_compilation): Likewise.
13976 (init_lang_status): New variable.
13977 (free_lang_status): Likewise.
13978 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
13979 * function.c (init_lang_status): New variable.
13980 (free_lang_status): Likewise.
13981 (push_function_context_to): Don't set function::decl here.
13982 (free_after_copmilation): Make decl parameter implicit. Call
13983 free_lang_status if defined.
13984 (prepare_function_start): Call init_lang_status if defined.
13985 (init_function_start): Set function::decl here.
13986 * profile.c (output_func_start_profiler): Don't call pushdecl
13987 until we've actually started the function.
13988 * stmt.c (free_stmt_status): Make decl parameter implicit.
13989 * toplev.c (rest_of_compilation): Don't pass decl to
13990 free_after_compilation.
13991 * varasm.c (free_varasm_status): Likewise.
13993 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
13995 * except.c (call_get_eh_context): Add root when allocating static
13998 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
14000 * arm.c: Include "ggc.h".
14001 (arm_add_gc_roots): New function.
14002 (arm_override_options): Call it.
14003 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
14005 * arm.md (define_asm_attributes): Add a pool_range attribute.
14007 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
14009 * extend.texi (Volatiles): New node.
14011 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
14013 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
14014 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
14015 (struct ggc_any): Replace `mark' with `magic_mark'.
14016 (ggc_alloc_string): Use memcpy, not bcopy.
14017 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
14018 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
14019 (ggc_free_any): New.
14020 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
14021 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
14022 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
14023 Use IS_MARKED. Use ggc_free_any.
14025 1999-09-09 Scott Bambrough <scottb@netwinder.org>
14027 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
14029 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
14031 * toplev.c (main): Always init_ggc.
14033 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
14035 * except.c (find_all_handler_type_matches): Free the list if
14036 we found no matches.
14038 * combine.c (SUBST): Break out to a real function do_SUBST.
14039 (SUBST_INT): Likewise.
14040 * gcse.c (free_pre_mem): Free `temp_bitmap'.
14041 (pre_insert): Free `inserted'.
14042 * loop.c (basic_induction_var): Always set `location'.
14044 * function.c (expand_function_end): Add initial_trampoline as a root.
14045 * rtl.h (init_varasm_once): Declare.
14046 * toplev.c (compile_file): Call it.
14047 * ggc-simple.c (ggc_mark_string_ptr): New.
14048 (ggc_add_string_root): New.
14049 (ggc_collect): Disable collection avoidance temporarily.
14050 * ggc.h (ggc_add_string_root): Declare.
14051 * except.c (create_rethrow_ref): Use ggc_alloc_string.
14052 * optabs.c (init_libfuncs): Likewise.
14053 * varasm.c (named_section): Use ggc_alloc_string.
14054 (make_function_rtl): Likewise.
14055 (make_decl_rtl): Likewise.
14056 (assemble_static_space): Likewise.
14057 (assemble_trampoline_template): Likewise.
14058 (output_constant_def): Likewise.
14059 (force_const_mem): Likewise.
14060 (mark_const_hash_entry): New.
14061 (mark_pool_sym_hash_table): New.
14062 (mark_varasm_state): Use it.
14063 (init_varasm_once): New.
14065 * expr.h (init_one_libfunc): Declare.
14066 * optabs.c (init_one_libfunc): New.
14067 (init_optabs): Use it.
14068 * config/gofast.h: Likewise.
14069 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
14070 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
14072 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
14074 * Makefile.in (cppexp.o): Depend on cpphash.h.
14075 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
14077 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
14078 * cpplib.c (do_define): Generalise to handle poisoned definitions,
14079 redefining poisoned identifiers, etc.
14080 (do_undef): Don't allow poisoned identifiers to be undefined.
14081 (do_pragma): Add #pragma poison.
14082 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14084 * cccp.c: Add T_POISON node type.
14085 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
14087 (do_define): Generalise to handle poisoned definitions,
14088 redefining poisoned identifiers, etc.
14089 (do_undef): Don't allow poisoned identifiers to be undefined.
14090 (do_pragma): Add #pragma poison.
14091 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
14093 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
14094 * c-pragma.h: Add ps_poison state. We now always have generic
14097 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
14099 * ggc.h (ggc_alloc): New function.
14100 (ggc_mark): Likewise.
14101 * ggc-simple.c (ggc_any): New structure.
14102 (ggc_status): Add anys.
14103 (n_anys_collected): New variable.
14104 (ggc_alloc): Define.
14105 (ggc_mark): Likewise.
14106 (ggc_collect): Collect the anys.
14108 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14110 * c-decl.c (mark_binding_level): Make static to match prototype.
14112 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
14114 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
14116 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
14118 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
14119 will use into account. Expand the max width to 5.
14122 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
14124 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
14125 for the rtx length.
14127 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
14129 * alpha.md (call value patterns): Remove the result predicates.
14131 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
14133 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
14136 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14138 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
14139 changed from extern char *, to extern PTR. Also fix typo in
14140 NEED_DECLARATION_REALLOC test.
14142 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
14144 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14146 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
14147 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
14148 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
14149 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
14151 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
14153 * cccp.c (pcfinclude): Likewise.
14155 * global.c (allocno_compare): Likewise.
14157 * haifa-sched.c (rank_for_schedule): Likewise.
14159 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
14161 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
14163 * stupid.c (stupid_reg_compare): Likewise.
14165 * tree.c (_obstack_allocated_p): Likewise.
14167 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
14169 1999-09-08 Bruce Korb autogen@linuxbox.com
14171 * Makefile.in: Give the hapless gperf user a hint about
14172 why "gperf -F" fails.
14174 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
14176 * lists.c: Include ggc.h.
14178 (init_EXPR_INSN_LIST_cache): Install it.
14180 * ggc-simple.c (init_ggc): Absorb the old init.
14181 (ggc_push_context): Use xcalloc.
14182 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
14183 (ggc_collect): Add [rvts] tags to the collection stats.
14185 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
14187 * cccp.c (main): Fix handling of -include and -imacros options.
14189 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
14191 * cpplib.c (cpp_push_buffer): Fix order of arguments.
14193 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14195 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
14198 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
14200 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
14201 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
14202 and SET_DEST. Update comment.
14204 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14206 * config/c4x/c4x.c: Include ggc.h.
14207 (c4x_add_gc_roots): New function.
14208 (c4x_override_options): Call c4x_add_gc_roots.
14210 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
14212 * defaults.h (TARGET_ESC): Move ...
14213 * system.h: ... here, where Linas had it in the first place. Silly me.
14215 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
14217 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
14218 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
14219 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
14220 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
14221 * defaults.h (TARGET_ESC): Add default.
14223 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
14225 * configure.in: add i370-*-openedition, i370-*-mvs and
14226 i370-*-linux targets
14228 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
14230 * dsp16xxx.c: Include ggc.h
14231 (override_options): Mark GC roots.
14232 * mn10200.c: Include ggc.h.
14233 (asm_file_start): Mark GC roots.
14234 * tahoe.c: Include ggc.h.
14235 (extensible_operand): Mark GC roots.
14237 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
14239 * README: Add section discussing status of ELF ABI.
14240 * i370.c: Fix misc spelling mistakes.
14241 (i370_label_scan): Updated notes, exception handling.
14242 (i370_function_prolog): Simplify ELF stack handling.
14243 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
14244 (STACK_GROWS_DOWNWARD): ELF stack grows down.
14245 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
14246 * i370.md: (movdi): Add notes.
14247 (floatsidf2): Use stack not rtca for scratch float area.
14248 (iorsi3): Correct operand constraints.
14249 * x-oe: Restore TAROUTOPTS which are used by pax.
14251 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
14253 * rs6000.c: Include ggc.h.
14254 (rs6000_add_gc_roots): New function.
14255 (override_options): Call it.
14257 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
14259 * alpha.h (alpha_compare): New.
14260 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
14261 * alpha.c: Likewise for the definitions.
14262 (alpha_emit_conditional_branch): Update for alpha_compare.
14263 (alpha_emit_conditional_move): Likewise.
14264 * alpha.md (cmpdf, cmpdi): Likewise.
14265 (setcc patterns): Likewise. Zero alpha_compare after use.
14266 (sne): Optimize (x != 0) into (0U < x).
14268 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
14270 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
14271 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
14272 (INIT_EXPANDERS): Remove.
14273 * alpha.c: Include ggc.h.
14274 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
14275 (alpha_init_machine_status, alpha_mark_machine_status): New.
14276 (override_options): Install them.
14277 (struct machine_function): Moved to alpha.h.
14278 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
14279 (alpha_init_expanders): Remove.
14280 (alpha_return_addr): Adjust to use current_function->machine.
14281 (alpha_ra_ever_killed): Likewise.
14282 (alpha_expand_epilogue): Likewise.
14283 * alpha.md (eh_epilogue): Likewise.
14285 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
14286 Melissa O'Neill <oneill@cs.sfu.ca>
14287 Geoffrey Keating <geoffk@cygnus.com>
14289 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
14290 call-used registers (call-saved registers must still be contiguous
14291 and end with r31, of course).
14293 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
14295 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
14296 (self_promoting_type_p): Delete.
14297 (self_promoting_args_p): Move ...
14298 * c-common.c: ... here.
14299 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
14300 (simple_type_promotes_to): New.
14301 * builtins.c (lang_type_promotes_to): New.
14302 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
14303 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
14304 * c-common.h: ... here.
14305 (self_promoting_args_p, simple_type_promotes_to): Declare.
14306 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
14307 (grokdeclarator): Likewise.
14308 * tree.h (lang_type_promotes_to): Declare.
14310 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
14312 Add some machine-dependent GC roots.
14313 * sparc.c: Include ggc.h.
14314 (sparc_add_gc_roots): New function.
14315 (mark_ultrasparc_pipeline_state): Likewise.
14316 (override_options): Call sparc_add_gc_roots.
14317 * pa.c: Include ggc.h.
14318 (pa_add_gc_roots): New function.
14319 (mark_deferred_plabels): Likewise.
14320 (override_options): Call pa_add_gc_roots.
14321 * mips.c: Include ggc.h.
14322 (mips_add_gc_roots): New function.
14323 (override_options): Use it.
14325 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14327 * cpperror.c (cpp_file_line_for_message): Constify a char*.
14329 * cppexp.c (parse_number, parse_charconst, cpp_lex,
14330 cpp_parse_expr): Add static prototypes.
14331 (parse_charconst): Don't cast away const-ness.
14332 (token): Constify a char*.
14334 * cppfiles.c (file_name_list, include_hash, find_include_file,
14335 finclude, initialize_input_buffer): Constify a char*.
14336 (file_cleanup, find_position): Add static prototypes.
14338 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
14339 collect_expansion): Add static prototypes.
14340 (cpp_install, create_definition, monthnames): Constify a char*.
14342 * cpphash.h (cpp_install): Likewise.
14344 * cppinit.c (known_suffixes, default_include,
14345 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
14346 (base_name, dump_special_to_buffer, initialize_dependency_output):
14347 Add static prototypes.
14349 * cpplib.c (my_strerror): Constify a char*.
14350 (null_underflow, null_cleanup, skip_comment, copy_comment,
14351 copy_rest_of_line, handle_directive, pass_thru_directive,
14352 get_directive_token, read_line_number, cpp_print_file_and_line,
14353 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
14354 v_cpp_warning_with_line, detect_if_not_defined,
14355 consider_directive_while_skipping): Add static prototypes.
14356 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
14357 cpp_pedwarn_with_file_and_line): Constify a char*.
14359 * cpplib.h (cpp_options, include_hash, progname, definition,
14360 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
14361 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
14362 find_include_file, deps_output, include_hash): Constify a char*.
14364 * cppmain.c (progname): Constify.
14365 (main): Add prototype. Use return, not exit.
14367 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
14368 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
14369 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
14370 check_protection): Add static prototype.
14372 (progname, recognized_macrom, recognized_extern): Constify a char*.
14373 (main): Add prototype.
14375 * gen-protos.c (progname): Constify a char*.
14377 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
14379 * emit-rtl.c (free_emit_status): Take decl as a parameter.
14380 (init_emit_once): Add more GC roots.
14381 * except.c (mark_func_eh_entry): New function.
14382 (mark_eh_node): Mark false_label and rethrow_label.
14383 (init_eh): Add more GC roots.
14384 * function.c (free_after_compilation): Take decl as a paramter.
14385 Call free_stmt_status.
14386 (mark_function_state): Don't assume x_parm_reg_stack_loc is
14388 * function.h (free_after_compilation): Change prototype.
14389 (free_varasm_status): Likewise.
14390 (free_emit_status): Likewise.
14391 (free_stmt_status): New function.
14392 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
14393 Remove, replacing with ...
14394 (ggc_status): New structure.
14395 (ggc_chain): New variable.
14396 (init_gcc): Define.
14397 (ggc_push_context): New function.
14398 (ggc_pop_context): Likewise.
14399 (ggc_alloc_rtx): Adjust for use of ggc_chain.
14400 (ggc_alloc_rtvec): Likewise.
14401 (ggc_alloc_tree): Likewise.
14402 (ggc_alloc_string): Likewise.
14403 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
14404 (ggc_mark_tree): Give language-dependent code a chance to mark
14406 (ggc_mark_tree_varray): Handle empty arrays.
14407 (ggc_collect): Adjust for use of ggc_chain. Clear
14408 bytes_alloced_since_last_gc.
14409 * ggc.h (ggc_pop_context): New function.
14410 (ggc_push_context): Likewise.
14411 * print-tree.c (print_node): Don't print obstacks when GC'ing.
14412 * stmt.c (free_stmt_status): New function.
14413 (init_stmt_for_function): Clear last_expr_value.
14414 * toplev.c (rest_of_compilation): Always call free_after_compilation.
14415 Conditionalize call to ggc_collect.
14416 (main): Call init_ggc.
14417 * tree.c (push_obstacks): Do the push, even when GC'ing.
14418 (push_obstacks_nochange): Likewise.
14419 (pop_obstacks): Liekwise.
14420 * varasm.c (free_varasm_status): Take decl as a parameter.
14422 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
14424 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
14425 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
14426 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
14427 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
14429 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
14431 * pa/x-pa-mpeix: New file for the MPE port.
14433 * pa/quadlib.asm: New file for long double support.
14435 * configure.in: Add hppa1.0-*-mpeix for MPE port.
14436 * configure: Rebuilt.
14438 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
14440 * final.c (shorten_branches): Fix last change.
14442 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
14444 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
14446 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
14448 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
14451 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14453 * c-aux-info.c (concat): Don't define.
14455 * cccp.c (my_strerror): Likewise. All callers changed to use
14457 (do_include): Call xstrdup, not xmalloc/strcpy.
14458 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
14459 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
14461 * collect2.c (my_strsignal): Likewise. All callers changed to use
14463 (locatelib): Call xstrdup, not xmalloc/strcpy.
14465 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
14467 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
14469 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
14471 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
14473 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
14475 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
14477 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
14479 (find_all_handler_type_matches): Likewise. Don't check return
14481 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
14482 xmalloc, not malloc.
14483 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
14485 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
14486 (init_spec): Call xcalloc, not xmalloc/bzero.
14487 (set_spec): Call xstrdup, not save_string.
14488 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
14489 (find_a_file): Call xstrdup, not xmalloc/strcpy.
14490 (process_command): Call xstrdup, not save_string.
14491 (main): Call xcalloc, not xmalloc/bzero.
14493 * gcov.c (xmalloc): Don't define.
14494 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
14495 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
14496 (output_data): Call xcalloc, not xmalloc/bzero.
14498 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
14500 * mips-tdump.c (xmalloc): Don't define.
14501 (print_symbol): Call xmalloc, not malloc.
14502 (read_tfile): Call xcalloc, not calloc.
14504 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
14505 Don't define. All callers of xfree/my_strsignal changed to use
14506 free/strsignal instead.
14507 (allocate_cluster): Call xcalloc, not calloc.
14509 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
14510 Fix memory leak, free allocated memory.
14512 * prefix.c (translate_name): Call xstrdup, not save_string.
14513 (update_path): Likewise.
14515 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
14517 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
14518 Don't define. Callers of xfree/savestring2 changed to use
14519 free/concat instead.
14521 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
14522 (init_elim_table): Likewise.
14524 * resource.c (init_resource_info): Likewise.
14526 * stupid.c (stupid_life_analysis): Likewise.
14528 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
14529 (open_dump_file): Call concat, not xmalloc/strcpy/...
14530 (clean_dump_file): Likewise.
14531 (compile_file): Call xstrdup, not xmalloc/strcpy.
14533 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
14535 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
14536 * v850.c (v850_va_arg): New.
14538 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14540 * haifa-sched.c: Tidy comments.
14542 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14544 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
14545 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
14546 $(out_object_file)): Depend on ggc.h.
14547 * c-common.c: Include "ggc.h".
14548 (combine_strings): If doing GC, use ggc_alloc_string.
14549 * c-decl.c: Include "ggc.h".
14550 (ggc_p): Define with value 0.
14551 (mark_binding_level): New function.
14552 (init_decl_processing): Add GC roots.
14553 (mark_c_function_context): New function.
14554 (lang_mark_false_label_stack): New function.
14555 (lang_mark_tree): New function.
14556 (lang_cleanup_tree): New function.
14557 * c-lang.c: Include "ggc.h".
14558 (lang_init): Call c_parse_init.
14559 * c-lex.c: Include "ggc.h".
14560 (check_linenum): If doing GC, don't copy filenames to permanent
14562 * c-parse.in: Include "ggc.h".
14563 (c_parse_init): New function.
14564 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
14565 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
14567 * except.c (mark_eh_state): Mark more state.
14568 * function.c (mark_function_state): Likewise.
14569 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
14570 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
14571 * toplev.c (mark_file_stack): New function.
14572 (compile_file): If doing GC, use ggc_alloc_string on input filename.
14573 (main): Add root for input_file_stack.
14575 * i386.c: Include "ggc.h".
14576 (ix86_mark_machine_status): New function.
14577 (override_options): Set mark_machine_status.
14579 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14581 * tree.c (copy_node): Copy node contents also if doing GC.
14583 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
14585 * collect2.c (scan_libraries): Fix double-thinko :-).
14587 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
14589 * collect2.c (scan_libraries): Fix thinko.
14591 * cse.c (delete_trivially_dead_insns): Do not skip the last
14592 insn if it is a real insn.
14594 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
14596 * Makefile.in (ggc-simple.o): Depend on hash.h.
14597 * ggc.h (ggc_add_tree_hash_table_root): Declare.
14598 (ggc_mark_tree_varray): Likewise.
14599 (ggc_mark_tree_hash_table): Likewise.
14600 * ggc-simple.c: Include hash.h.
14601 (ggc_mark_tree_hash_table_ptr): New function.
14602 (ggc_mark_tree_hash_table_entry): Likewise.
14603 (ggc_mark_tree_hash_table): Likewise.
14604 (ggc_add_tree_hash_table_root): Likewise.
14605 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
14606 rtx, when defining fields.
14608 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
14610 * profile.c (output_func_start_profiler): Remove apparently
14611 nonsensical call to start_sequence.
14613 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
14615 * clipper/clipper.c (clipper_va_start): Fix typos.
14617 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
14618 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
14619 (spur_va_arg): New stub.
14621 * configure.in: Comment out pyramid.
14623 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
14625 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
14626 don't conflict with the bits that win32, cygwin, and dgux
14629 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
14630 Bernd Schmidt <bernds@cygnus.co.uk>
14632 * integrate.c (function_cannot_inline_p): Do not inline
14633 functions with forced labels.
14635 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
14636 Bernd Schmidt <bernds@cygnus.co.uk>
14637 Mark Mitchell <mark@codesourcery.com>
14639 * Makefile.in (ggc-simple.o): Depend on varray.h.
14640 (rtl.o): Depend on ggc.h.
14641 (genattrtab.o): Depend on ggc.h.
14642 (print-tree.o): Likewise.
14643 (fold-const.o): Likewise.
14644 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
14645 (make_insn_raw): Don't cache insns when GC'ing.
14646 (emit_insn_before): Likewise.
14647 (emit_insn_after): Likewise.
14648 (emit_insn): Likewise.
14649 (start_sequence): Use xmalloc to allocate the sequence_stack.
14650 (end_sequence): Add free to free it.
14651 (gen_sequence): Don't cache insns when GC'ing.
14652 (clear_emit_caches): Don't use sequence_element_free_list.
14653 (init_emit): Use xcalloc, not xmalloc+bzero.
14654 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
14655 * function.c (pop_function_context_from): Use free to free the
14656 fixup_var_refs_queue.
14657 (put_reg_into_stack): Allocate it with xmalloc.
14658 * genattrtab.c: Include ggc.h.
14659 (operate_exp): Don't use obstack_free when GC'ing.
14660 (simplify_cond): Likewise.
14661 (simplify_text_exp): Likewise.
14662 (optimize_attrs): Likewise.
14663 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
14665 (gencode): Generate a #include for ggc.h.
14666 * ggc-callbacks.c (ggc_p): Define it to zero.
14667 * ggc-none.c (ggc_p): Likewise.
14668 * ggc-simple.c: Include varray.h.
14669 (ggc_mark_tree_varray): New function.
14670 (ggc_add_tree_varray_root): Likewise.
14671 (ggc_mark_tree_varray_ptr): Likewise.
14672 * ggc.h (ggc_p): Declare.
14673 (varray_head_tag): Likewise.
14674 (ggc_add_tree_varray_root): Declare.
14675 * print-tree.c (print_node): Don't check for TREE_PERMANENT
14676 inconsistencies when GC'ing.
14677 * rtl.c: Include ggc.h.
14678 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
14679 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
14680 (rtx_free): Don't call obstack_free when GC'ing.
14681 * toplev.c (rest_of_compilation): Call ggc_collect after every
14683 * tree.c (push_obstacks): Do nothing, if GC'ing.
14684 (pop_obstacks_nochange): Likewise.
14685 (pop_obstacks): Likewise.
14686 (make_node): Use ggc_alloc_tree when GC'ing.
14687 (copy_node): Likewise.
14688 (get_identifier): Use ggc_alloc_string when GC'ing.
14689 (build_string): Likewise.
14690 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
14691 (tree_cons): Likewise.
14692 (build1): Likewise.
14693 (type_hash_canon): Don't call obstack_free when GC'ing.
14695 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
14697 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
14698 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
14700 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
14701 Bernd Schmidt <bernds@cygnus.co.uk>
14702 Mark Mitchell <mark@codesourcery.com>
14704 * Makefile.in (stor-layout.o): Depend on ggc.h.
14705 (expr.o): Depend on ggc.h.
14706 (profile.o): Depend on ggc.h.
14707 (stor-layout.o): Depend on ggc.h.
14708 * emit-rtl.c (init_emit_once): Add gc roots.
14709 * expr.c: Include ggc.h.
14710 (emit_block_move): Add gc roots.
14711 (clear_storage): Likewise.
14712 * expr.h (init_stor_layout_once): New function.
14713 * profile.c: Include ggc.h.
14714 (init_arc_profiler): profiler_label is a root.
14715 * scan.c (make_sstring_space): Trust xrealloc to function
14716 correctly with first parameter NULL.
14717 * stor-layout.c: Include ggc.h.
14718 (set_sizetype): Add gc root.
14719 (init_stor_layout_once): New function.
14720 * toplev.c (compile_file): Call it.
14722 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
14723 Bernd Schmidt <bernds@cygnus.co.uk>
14724 Mark Mitchell <mark@codesourcery.com>
14726 * Makefile.in (tree.o): Depend on ggc.h.
14727 (varasm.o): Likewise.
14728 (function.o): Likewise.
14729 (stmt.o): Likewise.
14730 (except.o): Likewise.
14731 (optabs.o): Likewise.
14732 (emit-rtl.o): Likewise.
14733 * emit-rtl.c: Include ggc.h.
14734 (sequence_element_free_list): Remove, and all references.
14735 (mark_sequence): New functions.
14736 (mark_emit_state): New function.
14737 * except.c: Include ggc.h.
14738 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
14739 (mark_tree_label_node): New functions.
14740 (mark_eh_state): New function.
14741 * function.c: Include ggc.h.
14742 (mark_temp_slot, mark_function_chain): New functions.
14743 (mark_function_state): New function.
14744 (init_function_once): New function.
14745 * function.h (init_function_once): New function.
14746 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
14747 * ggc.h (label_node): Declare.
14748 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
14749 (lang_mark_false_label_stack): New function.
14750 (mark_temp_slot): Remove declaration.
14751 (mark_function_chain): Likewise.
14752 (mark_eh_state): Adjust prototype.
14753 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
14755 * optabs.c: Include ggc.h.
14756 (mark_optab): New function.
14757 (init_optabs): Add gc roots.
14758 * stmt.c: Include ggc.h.
14759 (mark_cond_nesting, mark_loop_nesting): New functions.
14760 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
14761 (mark_stmt_state): New function.
14762 * toplev.c (compile_file): Call init_function_once.
14763 * tree.c: Include ggc.h.
14764 (type_hash): Move declaration earlier in file.
14765 (TYPE_HASH_SIZE, type_hash_table): Likewise.
14766 (init_obstacks): Add gc roots.
14767 (mark_type_hash): New function.
14768 * varasm.c: Include ggc.h.
14769 (mark_pool_constant): New function.
14770 (mark_varasm_state): New function.
14772 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14774 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
14776 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14778 * c-decl.c (struct language_function): Renamed from struct c_function.
14780 (c_function_chain): Delete.
14781 (push_c_function_context): New arg F. Don't warn about nested
14782 functions here. Fill LANGUAGE elt of F. Delete code to update
14783 c_function_chain. Don't call push_function_context.
14784 (pop_c_function_context): New arg F. Restore from there instead of
14785 from c_function_chain. Don't call pop_function_context. Clear out
14786 LANGUAGE field of F when done.
14787 * c-lang.c: Include "function.h"
14788 (lang_init): Initialize save_lang_status and restore_lang_status.
14789 * c-parse.in (nested_function, nested_function_notype): Warn about
14790 nested functions. Call push_function_context/pop_function_context
14791 instead of the _c_ variants.
14792 * c-tree.h (push_c_function_context, pop_c_function_context): Update
14794 * Makefile.in (c-lang.o): Update dependencies.
14796 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
14797 regno_pointer_flag, regno_pointer_align.
14798 (gen_reg_rtx): Use xrealloc to enlarge them.
14799 (free_emit_status): New function.
14800 * function.c (mark_machine_status, mark_lang_status): New variables.
14801 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
14802 in some bits from assign_stack_local. All callers changed to use new
14804 (assign_stack_local): Just call assign_stack_local_1.
14805 (free_after_compilation): New function.
14806 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
14807 (trampoline_address): Likewise.
14808 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
14809 (prepare_function_start): Explicitly clear some more variables.
14810 * function.h (struct function): New elt can_garbage_collect.
14811 (mark_machine_status, mark_lang_status): Declare variables.
14812 (free_after_compilation, free_emit_status, free_varasm_status,
14813 init_varasm_status): Declare functions.
14814 * toplev.c (rest_of_compilation): Call free_after_compilation when
14815 done with the current function.
14816 * varasm.c (free_varasm_status): New function.
14818 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
14820 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
14821 (EXPAND_BUILTIN_VA_ARG): Define.
14822 * sparc.c (sparc_va_start): New.
14823 (sparc_va_arg): New.
14825 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14827 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
14829 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14831 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
14833 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
14835 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
14836 (OBJS): Add $(GGC).
14837 (ggc-callbacks.o): New target.
14838 * ggc-callbacks.c: New file.
14840 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14842 * expr.h: Collapse individual optab and libfunc vars to arrays.
14843 (optab_index, libfunc_index): New enumerations.
14844 (optab_table, libfunc_table): New arrays.
14845 Add accessor macros for both.
14847 * optabs.c (optab_table, libfunc_table): New.
14848 Delete declarations for individual optab and libfunc vars.
14850 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
14852 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
14854 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
14856 * Makefile.in (GGC, GGC_LIB): New.
14857 (HOST_RTL): Include ggc-none.o.
14858 (ggc-simple.o): New target.
14859 (ggc-none.o): Likewise.
14860 * tree.h (tree_common): Add gc_mark.
14861 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
14862 (struct rtvec_def): Add gc_mark.
14863 * emit-rtl.c (global_rtl): Update static initializers to contain
14864 enough initializers.
14865 * ggc.h, ggc-none.c, ggc-simple.c: New files.
14866 * toplev.c (gc_time): New variable.
14867 (all_time): New variable.
14868 (compile_file): Print gc time.
14869 (print_time): Calculate percentage of the whole.
14871 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
14873 Change obstack memory management and varasm constant pool handling so
14874 that nested functions are treated like any other functions.
14875 * function.c (init_machine_status): New variable.
14876 (push_function_context_to): Set contains_functions for the outer
14877 function. Don't call save_varasm_status.
14878 (pop_function_context_from): Don't call restore_varasm_status. Don't
14879 set current_function_contains_functions.
14880 (prepare_function_start): Call init_varasm_status rather than
14881 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
14883 * function.h (struct function) Add field varasm. Delete fields
14884 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
14885 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
14886 (init_machine_status): Declare.
14887 (save_varasm_status, restore_varasm_status): Delete declarations.
14888 (save_tree_status, restore_tree_status): Delete last argument.
14889 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
14890 code. All callers changed.
14891 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
14892 save_constants_in_decl_trees, restore_constants, save_constants,
14893 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
14895 (inlining): New variable.
14896 (reg_map, label_map, insn_map, orig_asm_operands_vector,
14897 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
14899 (save_for_inline_nocopy): Don't save constants.
14900 Don't set inl_emit field in current_function.
14901 (expand_inline_function): Use emit field, not inl_emit, of the inlined
14902 function. Set new variable inlining before
14903 calling copy_rtx_and_substitute.
14904 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
14905 constant pool references if inlining is nonzero.
14906 Delete ADDRESS and (most of the) CONST cases.
14907 (output_inline_function): Save and restore current_function/
14908 current_function_decl. Delete restore_constants code. Don't call
14909 init_const_rtx_hash_table.
14910 * output.h (init_const_rtx_hash_table): Don't declare.
14911 * rtl.h (struct function): Declare.
14912 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
14913 * toplev.c (rest_of_compilation): Don't treat nested functions or
14914 functions containing them specially. Delete all code to deal with
14915 save_for_inline_copying.
14916 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
14917 inline_obstacks): Delete variables.
14918 (save_tree_status): Lose arg CONTEXT. All callers changed.
14919 Simply allocate a new function_maybepermanent_obstack for the new
14920 function, delete all the special cases.
14921 Don't save inline_obstacks.
14922 (restore_tree_status): Lose arg CONTEXT. All callers changed.
14923 Delete special handling for function_maybepermanent_obstack; simply
14925 Don't restore inline_obstacks.
14926 (permanent_allocation): Delete code that frees inline_obstacks.
14927 (print_inline_obstack_statistics): Delete function.
14928 (dump_tree_statistics): Don't call it.
14929 * varasm.c (struct varasm_status): New.
14930 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
14931 last_pool, pool_offset, const_double_chain): Delete global
14932 variables, replace with accessor macros.
14933 (immed_double_const): Don't walk const_double_chain outside a
14934 function, but don't treat nested functions specially anymore.
14935 (immed_real_const_1): Likewise.
14936 (clear_const_double_mem): Don't treat nested functions specially.
14937 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
14938 (save_varasm_status, restore_varasm_status): Delete functions.
14939 (init_varasm_status): New function.
14940 (force_const_mem): Don't treat nested functions specially.
14941 (find_pool_constant): Accept new arg F, search for constants in
14942 that function's pool rather than the current one. All callers
14944 (get_pool_constant_for_function, get_pool_mode_for_function): New
14947 * i386.c (init_386_machine_status): New function, mostly from
14948 clear_386_stack_locals.
14949 (struct machine_functions): Rename element names to avoid name
14951 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
14952 macros, replacing global variables.
14953 (clear_386_stack_locals, save_386_machine_status,
14954 restore_386_machine_status): Delete functions.
14955 (override_options): Initialize init_machine_status.
14956 * i386.h (INIT_EXPANDERS): Delete macro.
14957 (save_386_machine_status, restore_386_machine_status,
14958 clear_386_stack_locals): Delete declarations.
14960 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14962 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
14963 (doloop_begin): Simplify pattern and use emit_jump_insn.
14964 (doloop_end): Simplify pattern, switch operand order,
14965 and use emit_jump_insn.
14967 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
14969 * function.h (struct function): Add new element LANGUAGE.
14970 (save_lang_status): Declare new variable.
14971 (restore_lang_status): Likewise.
14972 * function.c (save_lang_status): Define.
14973 (restore_lang_status): Likewise.
14974 (push_function_context_to): Call language-specific save function.
14975 (pop_function_context_from): Call language-specific restore function.
14977 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
14979 * i386.md (movsf_1): Check REG_P before use of REGNO.
14980 (movdf_1): Likewise.
14981 (movxf_1): Likewise.
14982 (extendsfdf2): Likewise.
14983 (extendsfxf2): Likewise.
14984 (extenddfxf2): Likewise.
14986 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
14988 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
14989 constants into memory.
14990 (c4x_shiftable_constant): New function.
14991 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
14992 (c4x_shiftable_constant): Declare.
14993 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
14994 ashlqi3_noclobber): Add new patterns and associated splitters.
14996 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
14998 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
14999 * dwarf2out.c (dwarf2out_frame_init): Likewise.
15000 * final.c (shorten_branches): Likewise.
15001 * global.c (global_alloc): Likewise.
15002 * haifa-sched.c (build_control_flow): Likewise.
15003 * stmt.c (check_for_full_enumeration_handling): Likewise.
15004 (estimate_case_costs): Likewise.
15006 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
15008 * rtl.h (RTL_CHECKC2): Fix typo in last change.
15010 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
15012 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
15013 (recompute_reg_usage): Likewise.
15014 * rtlanal.c (find_regno_fusage): Likewise.
15016 * rtl.c (rtl_check_failed_code1): New function.
15017 (rtl_check_failed_code2): New.
15018 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
15019 (RTL_CHECKC1, RTL_CHECKC2): New.
15020 (XC*): New accessor macros.
15021 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
15022 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
15023 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
15024 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
15025 (TRAP_*, RANGE_INFO_*): Likewise.
15027 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15029 * Makefile.in (tlink.o): Don't depend on toplev.h.
15031 * collect2.c (c_file, o_file, export_file, import_file, ldout,
15032 output_file, nm_file_name, ldd_file_name, strip_file_name,
15033 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
15034 add_prefix, prefix_from_env, prefix_from_string, do_wait,
15035 fork_execute, maybe_unlink, add_to_list,
15036 extract_init_priority, write_list, dump_list,
15037 dump_prefix_list, write_list_with_asm, write_c_file,
15038 write_c_file_stat, write_c_file_glob, scan_prog_file,
15039 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
15040 ignore_library, extract_string, notice, dump_file, target_machine,
15041 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
15042 read_file, print_load_command): Constify a char*.
15043 (fdopen, error, fatal, fatal_perror): Don't prototype.
15044 (my_strerror): Remove. All callers use xstrerror instead.
15045 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
15046 (main): Add prototype. Constify lots of char* ptrs. Change calls
15047 to xcalloc/strcpy/strcat/... to one call to concat.
15048 (main, scan_prog_file, scan_libraries): Use an intermediate
15049 `const char **' to build an argv array.
15050 (mapfile, libselect, libcompare, locatelib): Add prototypes.
15052 * collect2.h (collect_execute, collect_wait, dump_file,
15053 file_exists): Constify a char*.
15054 (ldout, c_file_name, temporary_obstack, permanent_obstack,
15055 temporary_firstobj, vflag, debug): Add extern declarations.
15056 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
15058 * tlink.c: Don't include toplev.h.
15059 (vflag, debug, ldout, c_file_name, temporary_obstack,
15060 permanent_obstack, temporary_firstobj): Don't declare.
15061 (tlink_execute, frob_extension, symbol_hash_lookup,
15062 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
15063 recompile_files, read_repo_files, demangle_new_symbols,
15064 scan_linker_output): Constify a char*.
15065 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
15066 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
15068 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
15070 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
15071 (relative) rather than jsr (absolute) subroutine call insns.
15072 * config/m68k/m68k-coff.h: Ditto.
15074 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
15076 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
15077 now rework these too.
15078 (arm_reorg): If an insn can't reach the end of the current pool,
15079 ensure that we emit that pool before the insn.
15081 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
15083 * tlink.c (scan_linker_output): Skip the initial underscore in
15084 a mangled name if appropriate.
15086 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15088 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
15089 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
15090 error_with_ivar, gen_declarator, create_builtin_decl,
15091 my_build_string, generate_descriptor_table, generate_ivars_list,
15092 generate_dispatch_table, check_protocols, TAG_GETCLASS,
15093 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
15094 dump_base_name, lang_decode_option, build_encode_expr,
15095 start_class, finish_class, encode_pointer, really_start_method,
15096 gen_declaration, dump_interface, handle_class_ref, handle_impent):
15098 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
15099 Add static prototypes.
15100 (build_objc_string_decl, build_selector_reference_decl,
15101 encode_bitfield, build_class_reference_decl): Remove unused
15102 parameter, all callers changed.
15103 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
15104 (objc_printable_name): Likewise. Change second parameter to type int.
15105 (init_objc): Use memcpy, not bcopy, to avoid casts.
15107 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
15109 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
15110 reg notes on a deleted insn.
15111 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
15113 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
15115 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
15117 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15119 * stmt.c (expand_asm_operands): Fix index into inout_mode when
15122 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
15124 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
15125 * tm.texi (MD_ASM_CLOBBERS): Document it.
15127 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
15129 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
15130 * except.c (expand_rethrow): Remove unused variable.
15131 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
15132 * flow.c (replace_insns): Likewise.
15133 (create_edge_list, verify_edge_list): Likewise.
15134 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
15136 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
15137 is special code to run.
15138 (main): Don't define operands to emit_operand.
15139 * genrecog.c (main): Don't emit an empty peephole2_insn function.
15141 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
15143 * alpha/alpha.h (normal_memory_operand): Declare.
15144 (reg_no_subreg_operand): Declare.
15145 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
15147 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
15149 * c-parse.in (compstmt_primary_start): New, broken out of first
15150 part of compstmt handling in primary.
15151 (primary): Use it. Add an error clause.
15152 (compstmt_nostart): Renamed from compstmt; remove all
15153 initial invocations of compstmt_start.
15156 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
15158 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
15161 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
15163 * combine.c (simplify_shift_const): Remove extra semicolon.
15164 * dwarf2out.c (remove_AT): Likewise.
15165 * expmed.c (expand_mult): Likewise.
15166 * gcov.c (create_program_flow_graph): Likewise.
15167 * reorg.c (mostly_true_jump): Likewise.
15169 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
15171 * fold-const.c (fold_range_test): Do not try to fold the range
15172 test if the rhs or lhs has side effects.
15174 * combine.c (simplify_rtx): Recognize another case of a synthesized
15177 * varasm.c (mark_constant_pool): When marking indirect references,
15178 only look at SYMBOL_REFs.
15180 * except.c (expand_fixup_region_end): Do not peek at
15181 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
15183 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
15185 * flags.h: New variables align_loops, align_loops_log,
15186 align_jumps, align_jumps_log, align_labels, align_labels_log,
15187 align_functions, align_functions_log.
15188 * toplev.c: Define them.
15189 (f_options): Handle -falign-* when they have no argument.
15190 (main): Add logic to set variables for -falign-functions,
15191 -falign-jumps, -falign-labels, -falign-loops.
15192 Make it -fsched-verbose=<n> and -finline-limit=<n>.
15193 (display_help): Change help to match options.
15194 * final.c (LABEL_ALIGN): Default to align_labels_log.
15195 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
15196 (LOOP_ALIGN): Default to align_loops_log.
15197 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
15198 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
15199 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
15200 * varasm.c (assemble_start_function): Handle align_functions.
15202 * config/sparc/sparc.h: Don't declare sparc_align_*.
15203 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
15204 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
15206 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
15208 * config/sparc/sparc.c: Delete sparc_align_loops,
15209 sparc_align_jumps, sparc_align_funcs and the corresponding string
15211 (sparc_override_options): Default align_functions on ultrasparc.
15212 Delete -malign-* handling.
15214 * config/mips/mips.c (override_options): On 64-bit targets,
15215 try to align code to 64-bit boundaries.
15216 (print_operand): New substitution, %~,
15217 which aligns labels to align_labels_log.
15218 * config/mips/mips.md (div_trap_normal): Use %~.
15219 (div_trap_mips16): Likewise.
15221 (absdi2): Likewise.
15222 (ffssi2): Likewise.
15223 (ffsdi2): Likewise.
15224 (ashldi3_internal): Likewise.
15225 (ashrdi3_internal): Likewise.
15226 (lshrdi3_internal): Likewise.
15227 (casesi_internal): Likewise.
15229 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
15231 Merge new ia32 backend from the branch!
15233 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
15234 See ChangeLog.P2 on new_ia32_branch for details.
15236 * rtl.h (stack_regs_mentioned_p): Delete prototype.
15237 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
15238 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
15239 * i386/gas.h (ASM_FILE_START): Define.
15240 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
15241 for name change of ix86_valid_decl_attribute_p.
15242 (i386_pe_valid_type_attribute_p): Similarly.
15244 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
15246 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
15247 to step through CC modes.
15249 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
15251 * regmove.c (fixup_match_1): Don't move INSN in front of P if
15252 it would end up in the shadow of a live flags regsiter.
15254 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15256 * reload1.c: Fix many indentation problems.
15257 * reload.c: Likewise.
15259 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
15261 * alias.c (non_local_reference_p): Constify fmt.
15263 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
15265 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
15267 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
15269 * cse.c (delete_trivially_dead_insns): Do not delete stores to
15270 the internal_arg_pointer.
15272 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
15274 Merge peephole2 from new_ia32_branch:
15275 * Makefile.in (STAGESTUFF): Add *.peephole2.
15276 (mostlyclean): Likewise.
15277 (recog.o): Depend on resource.h.
15279 * final.c (peephole): Conditionalize decl on HAVE_peephole.
15280 (final_scan_insn): Likewise for the invocation of peephole.
15281 * genconfig.c (main): Look for peephole and peephole2 patterns.
15282 Emit HAVE_peephole* accordingly.
15283 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
15284 * flags.h (flag_peephole2): Declare.
15285 * toplev.c: New pass peephole2. New flag -fpeephole2.
15287 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
15288 * gencodes.c (main): Likewise.
15289 * genextract.c (main): Likewise.
15290 * genoutput.c (main): Likewise.
15291 * genemit.c (max_operand_1): Look for the max scratch operand.
15292 (gen_rtx_scratch): New.
15293 (gen_exp): Use it, and pass on new arg subroutine_type.
15294 (gen_expand): Take max scratch into account.
15295 (gen_split): Emit peephole2 functions.
15296 (output_peephole2_scratch): New.
15297 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
15298 * genrecog.c (routine_type): Add PEEPHOLE2.
15300 (make_insn_sequence): Match outer parallel for peep2. Discard
15301 top level scratches and dups.
15302 (add_to_sequence): New args insn_type and top. Update all callers.
15303 Handle toplevel peep2 matching insns.
15304 (write_subroutine): Handle peep2.
15305 (write_tree_1): Likewise.
15306 (write_tree): Likewise.
15308 (change_state): New arg afterward. Update all callers.
15309 Handle matching separate insns.
15310 * recog.c (recog_next_insn): New.
15311 (peephole2_optimize): New.
15312 * rtl.def (DEFINE_PEEPHOLE2): New.
15313 * resource.c (find_free_register): New argument last_insn. Use it
15314 to find a register available through the entire span.
15315 * resource.h (find_free_register): Update prototype.
15317 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
15319 * i386.c (output_strlen_unroll): Don't write xops[7]
15320 label if it wasn't set.
15322 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
15324 * cpplib.c (struct directive): Const-ify name pointer and
15325 function pointer prototype.
15326 (validate_else, do_define, do_line, do_include, do_undef,
15327 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
15328 do_elif, do_endif, do_sccs, do_assert, do_unassert,
15329 do_warning): Const-ify second arg.
15330 (directive_table): Mark const. Reorder entries by frequency
15331 of usage, record statistics.
15333 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
15335 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
15336 bounds- check RTL accesses if --enable-checking.
15337 (RTVEC_ELT): Bounds check if --enable-checking.
15338 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
15339 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
15340 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
15342 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
15343 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
15345 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
15346 (NOTE_SOURCE_FILE): Use X0STR.
15347 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
15348 MEM_ALIAS_SET): Use X0INT.
15349 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
15350 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
15352 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
15353 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
15354 (rtl_check_failed_bounds, rtl_check_failed_type1,
15355 rtl_check_failed_type2, rtvec_check_failed_bounds): New
15357 (fancy_abort): Fix comment.
15359 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
15360 (cse_insn): Decrement LABEL_NUSES for jump target before
15361 deleting jump insn.
15362 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
15363 * final.c (alter_subreg): Compute regno before changing x to
15364 REG; set REGNO(x) after changing it.
15365 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
15366 notes containing CONST_INTs.
15367 (delete_eh_regions): Use NOTE_EH_HANDLER.
15368 * function.c (put_reg_into_stack): Make reg a MEM before
15370 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
15372 (gen_mem_addressof): Make reg a MEM before initializing it.
15373 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
15375 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
15376 deleting an insn, not after.
15377 (block_alloc): Only look at PATTERN(insn) if we have to, and
15378 only if it's format class 'i'.
15379 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
15380 CONST_INT before using its INTVAL.
15381 * print-rtl.c (print_rtx): Use X0STR.
15382 * regmove.c (fixup_match_1): Don't look at PATTERN of
15383 non-class-'i' insn chain elements.
15384 * reload.c (loc_mentioned_in_p): Take address of
15385 in->fld[1].rtx directly.
15386 * reload1.c (reload): Change reg to a MEM before initializing
15388 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
15390 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
15392 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
15394 * config/mips/mips.c (machine_dependent_reorg): Force a
15395 barrier to output the local constant pool if a barrier hasn't
15396 been found at a natural point in the instruction stream.
15398 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15400 * c-parse.in (language_string): Constify.
15402 * dwarf2out.c (language_string): Remove declaration.
15404 * dwarfout.c (language_string): Likewise.
15406 * toplev.c (language_string, init_parse, finish_parse): Likewise.
15408 * tree.h (language_string, init_parse, finish_parse): Declare.
15410 * i386/sun386.h (language_string): Remove declaration.
15412 * mips.h (language_string): Likewise.
15414 * nextstep.h (language_string): Likewise.
15416 * nextstep21.h (language_string): Likewise.
15418 * rs6000.c (language_string): Likewise.
15420 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15422 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
15423 (getpwd.o): Remove target.
15425 * getpwd.c: Delete file. Its in libiberty now.
15427 * dbxout.c (getpwd): Don't prototype.
15428 * dwarf2out.c (getpwd): Likewise
15429 * dwarfout.c (getpwd): Likewise
15430 * final.c (getpwd): Likewise.
15431 * protoize.c (getpwd): Likewise.
15433 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15435 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
15437 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
15439 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
15440 mark_set_resources.
15442 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
15444 * fixinc/Makefile.in (subdir): New.
15445 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
15448 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
15450 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
15451 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
15454 * invoke.texi: Fix typo.
15456 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
15457 changed. Handle autoincrement addressing modes.
15459 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
15460 just like we would the virtual incoming args register when
15463 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
15465 * rs6000.h (ASM_FILE_START): Specify complete filename, including
15466 path, in .file directive.
15468 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
15470 * gcc.texi (External Bugs): Remove obsolete note about Perl on
15473 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
15475 * stdbool.h: Make the typedef name _Bool, with bool a #defined
15478 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15480 * tree.c (tree_code_name): Constify a char*.
15482 * tree.h (tree_code_name, decl_printable_name): Likewise.
15484 * function.h (struct function): Likewise.
15486 * toplev.c (decl_name, decl_printable_name): Likewise.
15488 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
15490 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
15491 (init_objc): Remove function pointer cast.
15493 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
15495 * pa.md (interspace_jump): New pattern.
15496 (builtin_longjmp): New expander.
15498 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
15500 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
15501 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
15502 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
15504 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
15506 * jump.c (delete_prior_computation): Also check calls
15507 to constant functions. Don't bother checking for a
15508 REG_UNUSED note before adding it.
15509 (delete_computation): Handle multi-word hard registers
15510 when synthesizing missing REG_DEAD notes for a register
15511 which is both set and used by an insn.
15513 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
15515 * loop.c (this_loop_info): New variable.
15516 (loop_has_call, loop_has_volatile, loop_has_tablejump,
15517 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
15519 (prescan_loop, strength_reduce): New argument loop_info. All callers
15521 (scan_loop): New variable loop_info, initialise to address of
15523 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
15524 Delete variable loop_has_multiple_exit targets and replace with
15525 field in this_loop_info.
15526 (find_and_verify_loops): Rename this_loop to this_loop_num.
15527 (strength_reduce): Delete loop_iteration_info. Replace variable
15528 loop_info with function argument of same name.
15529 (insert_bct): Rework test for loop being completely unrolled.
15531 * loop.h (struct loop_info): New fields num, loops_enclosed,
15532 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
15533 has_indirect_jump, and cont. Redefine use of unroll_number.
15534 (loop_unroll_number): Delete.
15536 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
15537 field of loop_info.
15538 (loop_iterations): Delete variable vtop and instead use
15539 loop_info->vtop computed in prescan_loop.
15541 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
15543 * fix-header.c (main): Do not pass a null pointer to strcmp.
15545 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
15547 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
15549 * configure: Rebuilt.
15551 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
15553 * jump.c (jump_optimize_1): Do not delete assignments to
15554 internal_arg_pointer.
15555 * cse.c (delete_trivially_dead_insns): Always consider a set of
15556 the internal_arg_pointer live.
15558 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
15560 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
15561 (update_life_info) [REG_WAS_0]: Search the original insns rather
15562 than the new insns for the note. Fix typos finding note_dest.
15563 If no dest found, discard the note rather than abort.
15564 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
15565 (replace_insns): Remove the old insn list after update_life_info
15568 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
15570 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
15571 sched_analyze_insn.
15572 (sched_analyze_1): Let add_dependence care for not adding dups.
15573 (sched_analyze_2): Likewise.
15574 (add_branch_dependences): Likewise.
15576 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
15578 * i386/winnt.c (export_list): New type.
15579 (exports_head): Rename to
15580 (export_head): this.
15581 (i386_pe_record_exported_symbol): Add is_data flag.
15582 (i386_pe_asm_file_end): Emit directive for exported variables.
15583 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
15585 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
15586 (ASM_DECLARE_OBJECT_NAME): Likewise.
15587 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15588 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
15590 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
15592 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
15594 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
15597 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
15599 * config/openbsd.h: Define SET_ASM_OP.
15600 * tm.texi: cross-reference SET_ASM_OP in the index.
15602 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
15604 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
15605 for a CONST_DOUBLE, at compile time. Initialize rtx_length
15606 and class_narrowest_mode at compile time. Kill init_rtl.
15607 Mark rtx_length, mode_class, mode_size, mode_unit_size,
15608 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
15609 rtx_format as const. Kill all references to EXTRA_CC_MODES or
15611 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
15613 * rtl.h: Declare rtx_length and rtx_format as const.
15614 * machmode.def: Define CC(). Use CC() to define CCmode. If
15615 EXTRA_CC_MODES is defined, expand it here.
15616 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
15617 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
15618 const. Kill all references to EXTRA_CC_MODES.
15620 * toplev.c: Don't prototype or call init_rtl.
15621 * optabs.c: Don't call init_mov_optab.
15622 * genemit.c: Don't generate init_mov_optab. Don't call
15624 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
15626 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
15627 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
15628 genrecog.c: Don't call init_rtl.
15630 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
15631 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
15632 definition of EXTRA_CC_MODES.
15634 * md.texi: Kill ref to EXTRA_CC_NAMES.
15635 * tm.texi: Document new way to define EXTRA_CC_MODES.
15637 * genrecog.c: Do not look up the name of a define_split.
15638 (Unrelated bugfix.)
15640 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
15642 * config/v850/v850.md: Fix typo introduced by previous delta.
15644 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15646 * gcc.c (fatal): Make definition static to match prototype.
15648 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15650 * combine.c (get_last_value): Don't look for earlier sets if the last
15651 known set is somewhere in between the insns being combined.
15653 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
15655 * configure.in: Don't use shell ! to negate exit codes
15656 * configure: Regenerate
15658 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
15660 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
15661 the fact that ALIGN is measured in bits, not bytes.
15663 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
15665 * errors.c: New file; defines functions error, warning, and
15666 fatal, variables have_error and progname.
15667 * errors.h: New file; prototypes and decls for stuff in errors.c.
15669 * Makefile: Add rules to build errors.o and
15670 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
15671 genopinit, genrecog, genextract, genpeep, genattr, and
15672 genoutput with errors.o. Add errors.h to deps of genconfig.o,
15673 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
15674 genpeep.o, genattr.o, and genoutput.o.
15676 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
15677 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
15678 define or prototype fatal. Set progname at beginning of main.
15679 * genoutput.c: Likewise, and don't define or prototype error
15682 * c-typeck.c (c_expand_start_case): Return immediately if exp
15684 * fold-const.c (operand_equal_p): Return immediately if arg1
15685 or arg0 are ERROR_MARKs.
15686 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
15687 fields of type ERROR_MARK when calculating if the record can
15690 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
15691 with much help from Jeffrey A Law and Richard Henderson
15693 * i386.md: In the 6 insns which call output_fix_trunc,
15694 earlyclobber operands[0].
15696 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
15698 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
15699 creating new registers.
15701 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
15703 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
15704 i386_reg_alloc_order, i386_regparm_string,
15705 i386_align_loops_string, i386_align_jumps_string,
15706 i386_align_funcs_string, i386_preferred_stack_boundary_string,
15707 and i386_branch_cost_string as type "const char *".
15708 * i386.c: Define all above strings as type "const char *".
15710 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
15712 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
15713 when emitting alignment padding. Emit padding byte of 0 instead of 4.
15715 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
15717 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
15718 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
15720 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
15722 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
15723 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
15724 (dwarf2out_line, dwarf2out_finish): Likewise.
15725 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
15727 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
15729 * tree.c (lang_unsave_expr_now) : Correct return type.
15730 * tree.h (lang_unsave_expr_now) : Same.
15732 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
15734 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
15735 instead of duplicating code.
15737 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15739 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
15741 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
15743 * tree.h: fancy_abort always takes three args.
15744 * resource.c: Move include of system.h before toplev.h.
15746 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
15748 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
15751 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
15753 * system.h: Don't redefine abort or trim_filename.
15754 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
15755 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
15756 whether or not __FUNCTION__ is available.
15757 * tree.h: Duplicate rtl.h's definition of abort, for files
15758 that don't include rtl.h. Delete all code to perform type
15759 checking with a compiler other than GCC.
15760 * varray.h: Delete all code to perform type checking with a
15761 compiler other than GCC. Make VARRAY_CHECK() always evaluate
15762 its arguments exactly once, using a statement expression.
15763 Adjust the VARRAY_<type> accessor macros to match.
15764 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
15765 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
15766 caller's location. Define fatal_insn and fatal_insn_not_found
15767 as macros that use _fatal_insn and _fatal_insn_not_found.
15768 (fancy_abort, trim_filename): Kill prototypes.
15770 * rtl.c (trim_filename): Move here from toplev.c.
15771 (fancy_abort): New function.
15772 (DIR_SEPARATOR): Provide default definition.
15773 * tree.c (tree_check_failed, tree_class_check_failed): Go
15774 through fancy_abort.
15775 (tree_check, tree_class_check, cst_or_constructor_check,
15776 expr_check): Delete.
15777 * varray.c (varray_check_failed): New function.
15778 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
15779 _fatal_insn and _fatal_insn_not_found. Go through
15781 (trim_filename, fancy_abort): Delete.
15783 * builtins.c (expand_builtin_args_info): Report ICE with abort.
15784 * except.c (start_catch_handler): Report ICE with error/abort
15786 * final.c (output_operand_lossage): Likewise.
15787 * flow.c (verify_flow_info): Likewise.
15789 * gcc.c: Prototype fatal.
15790 * gengenrtl.c: Undef abort after including rtl.h not system.h.
15791 * genattr.c, genattrtab.c, genemit.c, genextract.c,
15792 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
15793 Don't define fancy_abort.
15795 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
15797 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
15800 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
15802 * m88k.h (VERSION_INFO2): Kill.
15803 (VERSION_STRING): Kill.
15805 (VERSION_INFO1): Tidy.
15806 (TARGET_VERSION): Update.
15807 * m88k/dgux.h (VERSION_INFO2): Kill.
15808 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
15809 * m88k/luna.h (VERSION_INFO1): Tidy.
15810 * m88k/sysv4.h (VERSION_INFO1): Likewise.
15811 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
15812 (output_file_start): Adjust for death of VERSION_STRING.
15814 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
15816 * cpplib.c (detect_if_not_defined): New function.
15817 (do_if): Use it to detect potential once-only headers.
15819 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
15821 * c-common.c (combine_strings): Always set TREE_CONSTANT.
15823 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
15825 * combine.c (nonzero_bits) : Allow single-ly set registers to be
15826 anywere in the function only if they are pseudos and set before
15827 being used (not live at the start of the function).
15828 (num_sign_bit_copies) : Same.
15829 (get_last_value_validate) : Same.
15830 (get_last_value) : Same.
15832 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
15834 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
15835 where N and M are constant and N is an integer multiple of M.
15837 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
15839 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
15840 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
15841 sbitmap_union_of_preds): Add prototypes.
15842 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
15843 the intersection of successors with the new flow graph structures.
15844 (sbitmap_intersection_of_preds): New function to compute the
15845 intersection of predecessors with the new flow graph structures.
15846 (sbitmap_union_of_succs): New function to compute the union of
15847 successors with the new flow graph structures.
15848 (sbitmap_union_of_preds): New function to compute the union of
15849 predecessors with the new flow graph structures.
15850 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
15851 (expr_reaches_here_p): Use edge and basic_block structures instead
15852 of s_preds and s_succs.
15853 (compute_cprop_avinout): Use new sbitmap routines.
15854 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
15855 of s_preds and s_succs.
15856 * flow.c (compute_flow_dominators): Compute dominators using
15857 edges and basic blocks instead of s_preds and s_succs.
15859 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
15861 * lists.c (unused_insn_list, unused_expr_list): New file for
15862 maintaining various types of lists. New statics for maintaining a
15863 cache of available INSN_LIST and EXPR_LIST nodes.
15864 (free_list): Static function for freeing a list of INSN/EXPR nodes.
15865 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
15866 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
15867 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
15868 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
15869 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
15870 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
15871 (free_INSN_LIST_node): Free an individual INSN_LIST node.
15872 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
15873 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
15874 (remove_dependence, free_pending_lists): Use new global routines.
15875 (flush_pending_lists, sched_analyze_insn): Use new global routines.
15876 (sched_analyze, compute_block_backward_dependences): Use new routines.
15877 (sched_analyze_1, sched_analyze_2): Use new routines.
15878 (schedule_insns): Use new global routines.
15879 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
15881 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
15882 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
15884 * toplev.c (rest_of_compilation): Initialize node cache.
15885 * Makefile.in (OBJS): Add lists.o to list of object files.
15886 (lists.o): Add dependancies.
15888 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
15890 * config/v850/v850.md: Fix compile time warning messages.
15891 * config/v850/v850.c: Fix compile time warning messages.
15892 * config/v850/v850.h: Fix compile time warning messages.
15894 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15896 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
15897 Remove unused prototype for `init_lengths'.
15899 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15901 * calls.c (emit_call_1): Mark parameter `stack_size' with
15903 (expand_call): Initialize variable `insn'.
15904 (emit_library_call): Likewise for variable `high_to_save'.
15905 (emit_library_call_value): Likewise.
15906 (store_one_arg): Likewise for variables `lower_bound' and
15909 * combine.c (try_combine): Likewise for variables `i2_code_number'
15910 and `other_code_number'.
15911 (find_split_point): Likewise for variables `pos', `unsignedp' and
15913 (simplify_if_then_else): Likewise for variables `op' and `c1'.
15914 (simplify_and_const_int): Remove unused variable `width'.
15915 (merge_outer_ops): Likewise.
15917 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
15918 HOST_WIDE_INT' when comparing against one.
15919 (simplify_relational_operation): Likewise.
15920 (cse_insn): Initialize variables `src_eqv_volatile',
15921 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
15923 * final.c (init_final): Constify parameter `filename'.
15924 (final_start_function): Mark parameter `optimize' with
15926 (profile_function): Likewise for parameters `first' and `optimize'.
15927 (output_source_line): Likewise for parameter `file'.
15929 * integrate.c (subst_constants): Cast a value to `size_t' when
15930 comparing against one.
15931 (mark_stores): Initialize variable `mode'. Cast a value to
15932 `size_t' when comparing against one.
15934 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
15936 * loop.c (move_movables): Initialize variable `first'.
15937 (strength_reduce): Likewise for variable `increment'.
15938 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
15939 value to `size_t' when comparing against one.
15940 (load_mems): Initialize variable `end_label'.
15942 * output.h (init_final): Constify parameter.
15944 * reload.c (decompose): Initialize variable `base'.
15946 * reload1.c (reload): Likewise for variable `is_scalar'.
15947 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
15948 (choose_reload_regs): Initialize variable `mode'.
15949 (emit_reload_insns): Likewise for variable `store_insn'.
15950 (reload_cse_noop_set_p): Mark parameter `insn' with
15952 (reload_combine): Initialize variable `set'.
15954 * unroll.c (unroll_loop): Likewise for variable `local_label'.
15955 (copy_loop_body): Cast a value to `size_t' when comparing against
15958 * varasm.c (assemble_variable): Initialize variable `size_tree'.
15959 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
15960 (remove_from_pending_weak_list): Mark parameter `name' with
15963 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
15965 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
15968 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
15970 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
15971 (ASM_DECLARE_FUNCTION_NAME): Define.
15972 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
15973 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
15974 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
15975 not already defined.
15977 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
15979 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
15980 of n_popped when call/call_value are not defined.
15982 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
15984 * tm.texi: GNU CC -> GCC conversion.
15985 (CC1_SPEC): Indicate it is used for all language front ends.
15987 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
15989 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
15990 NOTE_INSN_EH_REGION_END correctly.
15992 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
15993 Jeff Law <law@cygnus.com>
15995 * loop.c (strength_reduce): Automatically unroll loops if the
15996 unrolled loop size is smaller than the rolled loop size.
15998 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
15999 and delete comment that code should be rewritten.
16001 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
16003 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
16006 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
16008 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16010 * fixinc/mkfixinc.sh: Don't fix uwin headers.
16011 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
16012 (LINK_SPEC): Add -u _main when building executables.
16013 (ASM_DECLARE_FUNCTION): Update from Cygwin.
16014 (ASM_FILE_END): Use the default for ix86-pe.
16015 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
16017 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
16019 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
16020 and ASM_CLOSE_PAREN are empty strings.
16022 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
16023 Geoffrey Keating <geoffk@cygnus.com>
16025 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
16026 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
16027 (unprotoize.o): Ditto.
16028 (test-protoize-simple): Don't define STD_PROTO_DIR.
16029 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
16030 changes to make 'test-protoize-simple' pass.
16031 (STD_PROTO_DIR): Remove define.
16032 (STANDARD_EXEC_PREFIX): Supply default define.
16033 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
16034 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
16035 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
16036 (GET_ENV_PATH_LIST): New macro.
16037 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
16038 (do_processing): Initialize default_syscalls_dir using new
16039 macros. Use it to initialize syscalls_absolute_filename.
16041 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
16043 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
16044 B into a register before emit_conditional_move.
16046 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
16048 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
16049 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
16050 multiplicand out of (+ (* a b) (* c d)).
16052 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
16053 Richard Henderson <rth@cygnus.com>
16055 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
16056 (new_insn_dead_notes): Likewise.
16057 (update_n_sets): Likewise.
16058 (update_flow_info): Move to flow.c, renamed to update_life_info;
16059 extend to handle multiple source insns.
16060 * flow.c: Include resource.h
16061 (unlink_insn_chain): New.
16062 (split_hard_reg_notes): New.
16063 (maybe_add_dead_note): New.
16064 (maybe_add_dead_note_use): New.
16065 (find_insn_with_note): New.
16066 (new_insn_dead_notes): New.
16067 (update_n_sets): New.
16068 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
16069 (maybe_remove_dead_notes): New.
16070 (update_life_info): New.
16071 (prepend_reg_notes): New.
16072 (replace_insns): New.
16073 * output.h (update_life_info): Declare.
16074 * recog.c (split_block_insns): Use update_life_info.
16075 * resource.c (find_free_register): Use reg_alloc_order, don't use
16076 fixed regs, make sure the mode is supported, don't use new regs.
16078 * rtl.h (replace_insns): Declare.
16080 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
16082 * expr.c (expand_expr): Cope with COND_EXPRs with one
16083 non-returning branch.
16085 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
16087 * expr.c (store_expr): Always pass down the target, even when not
16090 1999-08-24 Nick Clifton <nickc@cygnus.com>
16092 * configure.in: Define target_cpu_default for v850 targets.
16093 * configure: Regenerate
16095 * config/v850/v850.h (TARGET_CPU_generic): Define.
16096 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
16097 addresses are 4 byte aligned.
16099 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
16102 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16104 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
16105 (main): Add prototypes.
16107 * genattrtab.c (substitute_address, write_const_num_delay_slots,
16108 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
16109 (write_attr_get): Emit prototypes along with function definition.
16110 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
16111 (write_complex_function): Emit static prototype along with
16112 function definition.
16114 * genemit.c (gen_split): Emit prototypes along with function
16117 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
16118 Likewise for predicates and `insn_operand_predicate'.
16119 (process_template): Emit static prototype along with function
16122 * genrecog.c (make_insn_sequence): Constify a char*. Add
16123 prototypes for get_split_*().
16124 (write_subroutine): Emit prototypes along with function
16127 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16129 * gcse.c (find_avail_set): Follow chains of register-register copies.
16130 Use oprs_not_set_p to guarantee that the returned value can be
16132 (cprop_insn): Don't verify the return value of find_avail_set with
16135 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
16136 (cprop_cc0_jump): New function.
16137 (cprop_insn): Break out new function cprop_jump and use it.
16138 Also use cprop_cc0_jump for machines with CC0.
16139 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
16141 * tree.h (current_function_calls_setjmp,
16142 current_function_calls_longjmp): Delete declarations.
16143 * dsp16xx.c: Include "function.h".
16144 * elxsi.c: Likewise.
16145 * gmicro.c: Likewise.
16146 * h8300.c: Likewise.
16147 * i370.c: Likewise.
16148 * m32r.c: Likewise.
16149 * mn10200.c: Likewise.
16150 * mn10300.c: Likewise.
16151 * ns32k.c: Likewise.
16152 * spur.c: Likewise.
16153 * v850.c: Likewise.
16155 * rtl.h (rtx_equal_function_value_matters): Declare.
16156 * toplev.c (rtx_equal_function_value_matters): Don't declare.
16158 * function.c: Likewise.
16159 * emit-rtl.c: Likewise.
16161 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
16163 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
16166 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
16168 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
16171 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
16173 * cpp.texi: Add a node documenting macro varargs (copied
16176 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
16178 * cppspec.c: Put a null pointer at the end of the new argv.
16180 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
16182 * configure.in: Remove code to select/de-select the haifa
16183 scheduler. Every scheduled port gets haifa now.
16184 * configure: Rebuilt.
16185 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
16187 * Makefile.in: Corresponding changes.
16189 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16191 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
16192 All callers changed.
16193 (prepare_float_lib_cmp): Likewise.
16194 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
16195 * expr.h (emit_float_lib_cmp): Delete declaration.
16196 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
16197 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
16198 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
16200 (cmptf): Now conditional on TARGET_HARD_QUAD.
16202 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
16204 * resource.c (mark_target_live_regs): Use
16205 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
16207 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16209 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
16211 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
16213 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
16215 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16217 * rtl.h (rtx_format): Constify a char*.
16219 * rtl.c (rtx_format): Likewise.
16220 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
16221 (init_rtl): Use accessor macro, not `rtx_format'.
16223 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
16226 * caller-save.c (mark_referenced_regs): Likewise.
16228 * combine.c (subst, make_compound_operation, known_cond,
16229 gen_rtx_combine, update_table_tick, get_last_value_validate,
16230 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
16232 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
16233 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
16234 count_reg_usage): Likewise.
16236 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
16239 * final.c (leaf_renumber_regs_insn): Likewise.
16241 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
16242 dump_edge_info, count_reg_references): Likewise.
16244 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
16245 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
16248 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
16249 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
16250 add_label_notes): Likewise.
16252 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
16253 clear_struct_flag, count_sub_rtxs, count_alternatives,
16254 compares_alternatives_p, contained_in_p, walk_attr_value,
16255 write_expr_attr_cache): Likewise.
16257 * genconfig.c (walk_insn_part): Likewise.
16259 * genemit.c (max_operand_1, gen_exp): Likewise.
16261 * genextract.c (walk_rtx): Likewise.
16263 * genflags.c (num_operands): Likewise.
16265 * genoutput.c (scan_operands): Likewise.
16267 * genpeep.c (match_rtx): Likewise.
16269 * genrecog.c (add_to_sequence): Likewise.
16271 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
16274 * integrate.c (save_constants, copy_for_inline,
16275 copy_rtx_and_substitute, subst_constants, restore_constants):
16278 * jump.c (mark_jump_label, invert_exp, redirect_exp,
16279 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
16281 * local-alloc.c (contains_replace_regs, memref_referenced_p):
16284 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
16285 add_label_notes, replace_call_address, count_nonfixed_reads,
16286 invariant_p, find_single_use_in_loop, find_mem_givs,
16287 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
16290 * print-rtl.c (reg_names, print_rtx): Likewise.
16292 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
16294 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
16295 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
16296 print_blocks): Likewise.
16298 * regclass.c (fix_register, record_address_regs,
16299 reg_scan_mark_refs): Likewise.
16301 * regmove.c (stable_but_for_p): Likewise.
16303 * reload.c (loc_mentioned_in_p, operands_match_p,
16304 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
16305 copy_replacements, refers_to_regno_for_reload_p,
16306 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
16307 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
16310 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
16311 delete_address_reloads_1, count_occurrences,
16312 reload_cse_mem_conflict_p, reload_combine_note_use,
16313 add_auto_inc_notes): Likewise.
16315 * resource.c (mark_referenced_resources, mark_set_resources):
16318 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
16319 reg_mentioned_p, regs_set_between_p, modified_between_p,
16320 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
16321 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
16322 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
16323 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
16325 * sched.c (sched_analyze_2, attach_deaths): Likewise.
16327 * stupid.c (stupid_mark_refs): Likewise.
16329 * unroll.c (remap_split_bivs): Likewise.
16331 * varasm.c (mark_constants): Likewise.
16333 * a29k/a29k.c (uses_local_reg_p): Likewise.
16335 * alpha/alpha.c (summarize_insn): Likewise.
16337 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
16338 eliminate_lr2ip): Likewise.
16340 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
16342 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
16343 reg_mentioned_in_mem): Likewise.
16345 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
16346 symbolic_reference_mentioned_p): Likewise.
16348 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
16350 * sh/sh.c (regs_used, mark_use): Likewise.
16352 * vax/vax.c (vax_rtx_cost): Likewise.
16354 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16356 * machmode.h (mode_name): Constify a char*.
16358 * rtl.c (mode_name): Likewise.
16360 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
16362 * optabs.c (init_libfuncs): Constify a char*.
16364 * print-tree.c (mode_name): Remove redundant declaration.
16365 (print_node): Use accessor macro, not `mode_name'.
16367 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
16369 (new_spill_reg): Constify a char*.
16371 * tree.c (mode_name): Remove redundant declaration.
16373 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16375 * rtl.c (rtx_name): Constify a char*.
16377 * rtl.h (rtx_name, fix_sched_param): Likewise.
16379 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
16380 (mypr): Use accessor macro, not `rtx_name'.
16382 * genemit.c (print_code): Constify a char*.
16384 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
16386 * genpeep.c (print_code): Constify a char*.
16388 * genrecog.c (print_code): Likewise.
16390 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
16391 end_bb): Add static prototype.
16392 (draw_edge): Constify a char*.
16393 (end_bb): Remove unused parameter.
16395 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
16396 print_block_visualization): Constify a char*.
16398 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
16400 * c-common.c (c_get_alias_set): Update comment.
16402 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
16404 * linux.h (LIB_SPEC): Added.
16406 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
16408 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
16410 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
16412 * tree.c (expr_check): Fix typo in last change.
16414 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
16416 * rtl.def (NOTE): Change format to "iuu0n".
16417 (ADDR_DIFF_VEC): Change format to "eEee0".
16418 (ADDRESSOF): Change format to "eit".
16420 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
16421 (RTVEC_ELT): Change to match.
16422 (XVECEXP): Use XVEC and RTVEC_ELT.
16423 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
16424 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
16425 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
16426 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
16427 TRAP_CONDITION, TRAP_CODE): Use XEXP.
16428 (INTVAL): Use XWINT.
16429 (ADDRESSOF_DECL): Use XTREE.
16430 (SET_ADDRESSOF_DECL): Delete.
16431 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
16432 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
16433 ifdefed out since 2.6 at least.
16434 (gen_rtvec_vv): Delete prototype.
16436 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
16438 (copy_most_rtx): Handle 't' format letter.
16439 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
16440 (gen_rtvec_vv): Delete function. All callers changed to use
16441 gen_rtvec_v instead.
16442 * print-rtl.c (print_rtx): Move special casing of NOTEs to
16443 the '0' format letter.
16445 * function.c (gen_mem_addressof): Don't use
16446 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
16448 * integrate.c (copy_rtx_and_substitute): Likewise.
16449 Copy 't' slots with XTREE.
16450 (subst_constants): Treat 't' slots like '[swi]' slots.
16451 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
16452 * jump.c (rtx_equal_for_thread_p): Likewise.
16453 * rtlanal.c (rtx_equal_p): Likewise.
16454 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
16455 only four arguments.
16456 * gengenrtl.c (type_from_format): Provide correct types for
16460 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
16461 If a recent gcc is in use (always in stage2 and beyond), use
16462 statement expressions, so we don't make a function call unless
16463 the check fails. Evaluate arguments exactly once.
16464 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
16465 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
16467 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
16468 they evaluate their arguments exactly once, irrespective of
16469 the compiler in use.
16471 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
16472 is used by the currently-enabled check macros. This is:
16473 (tree_check_failed, tree_class_check_failed): For gcc.
16474 (tree_check, tree_class_check, cst_or_constructor_check,
16475 expr_check): For other compilers.
16477 * gencheck.c: Do not define any *_CHECK1 macros.
16479 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
16480 Mark Mitchell <mark@codesourcery.com>
16482 * c-common.c (c_get_alias_set): Fix support for poitners and
16485 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
16487 * alias.c: Include tree.h.
16488 (nonlocal_reference_p, mark_constant_function): New functions.
16489 * flow.c (life_analysis): Call mark_constant_function.
16490 * rtl.h (mark_constant_function): Declare it.
16492 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
16494 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
16495 unrecognisable switches.
16497 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16499 * loop.c (recombine_givs): Set ix field after sorting.
16500 (recombine_givs): Remove bogus index / giv lockstep looping.
16502 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16504 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
16506 (emit_store_flag_force): Use do_compare_rtx_and_jump.
16507 (do_cmp_and_jump): Formatting fixes.
16508 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
16509 do_compare_rtx_and_jump instead of compare_from_rtx.
16510 (do_compare_rtx_and_jump): New function; mostly copied from
16512 (do_jump_for_compare): Delete.
16513 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
16515 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
16516 of compare/do_jump_for_compare pairs.
16517 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
16518 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
16519 compare_from_rtx/do_jump_for_compare pairs.
16520 (do_jump_by_parts_equality): Likewise.
16521 (do_jump_by_parts_equality_rtx): Likewise.
16522 * expr.h (do_compare_rtx_and_jump): Declare.
16523 * optabs.c (prepare_cmp_insn): New function, contains most of the code
16524 that used to be in emit_cmp_insn.
16525 (cmp_available_p): New function.
16526 (prepare_operand): New function.
16527 (emit_cmp_and_jump_insn_1): New function, contains some code that used
16528 to be in emit_cmp_insn.
16529 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
16530 parameters to be pointers; don't emit final compare but modify some of
16531 the values pointed to by the args so the caller can perform the
16532 correct comparison.
16533 (expand_binop): Call emit_store_flag_force with signed forms of
16535 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
16536 emit_jump_insn pair.
16537 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
16538 emit_cmp_and_jump_insn_1. Call emit_queue.
16539 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
16541 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
16542 jump sets cc0 before deleting it.
16543 * integrate.c (expand_inline_function): Likewise.
16544 * unroll.c (unroll_loop): Similar changes in several places.
16545 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
16546 before deleting it.
16548 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16550 * Makefile.in (insn-recog.o): Update dependencies.
16551 * genrecog.c (main): Make generated file include "function.h".
16553 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
16555 * cse.c (cse_insn): Call never_reached_warning when a jump is
16556 changed to be unconditional.
16557 * flags.h: Declare warn_notreached.
16558 * flow.c (delete_block): Call never_reached_warning when
16559 a block is deleted.
16560 * jump.c (delete_barrier_successors): Call never_reached_warning
16561 when we delete everything after a BARRIER.
16562 (never_reached_warning): New function.
16563 * rtl.h: Declare never_reached_warning.
16564 * toplev.c (warn_notreached): New variable.
16565 (lang_independent_options): Set warn_notreached
16566 when -Wunreachable-code.
16567 (compile_file): We need line numbers for -Wunreachable-code.
16569 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
16571 * haifa-sched.c (insn_unit): Fix typo on out of range test.
16572 * sched.c (insn_unit): Likewise.
16574 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
16576 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
16578 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16580 * flow.c (create_edge_list): Use xmalloc, not malloc.
16582 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
16584 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
16585 C-style comments. Do not lose the character before double slash.
16587 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16589 * basic-block.h (struct edge_list): Stucture to maintain a vector
16591 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
16592 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
16593 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
16594 New function prototypes.
16595 * flow.c (create_edge_list): Function to create an edge list.
16596 (free_edge_list): Discards memory used by an edge list.
16597 (print_edge_list): Debug output showing an edge list.
16598 (verify_edge_list): Internal consistency check for an edge list.
16599 (find_edge_index): Function to find an edge index for a pred and succ.
16601 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
16603 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
16606 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
16608 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
16610 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
16612 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
16614 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
16616 * toplev.c (rest_of_compilation): Allow machine dependent
16617 reorganisation pass to place information into the RTL dump
16618 file if it so wishes.
16620 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
16622 * explow.c (hard_function_value): Use VOIDmode instead of
16624 * stmt.c (expand_return): Likewise.
16625 * stor-layout.c (get_best_mode): Likewise.
16627 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
16628 emit call instead of emit_insn call.
16630 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
16632 * configure.in: Handle --disable/enable-win32-registry.
16633 * install.texi: Document --disable/enable-win32-registry.
16634 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
16635 (WIN32_REGISTRY_KEY): New macro.
16636 * prefix.c: Use to enable/disable win32-specific code.
16637 (lookup_key): Use versioned key.
16638 * configure: Regenerate.
16639 * config.in: Likewise.
16641 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
16643 * cpplib.c (read_line_number): New fn, split out of...
16646 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
16648 tree.c (lang_unsave_expr_now) : New.
16649 (unsave_expr_now): Call lang_unsave_expr_now.
16650 tree.h (lang_unsave_expr_now) : New.
16652 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
16654 * toplev.c (flag_new_exceptions): On by default.
16656 1999-08-13 Michael Meissner <meissner@cygnus.com>
16658 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
16660 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
16662 * dwarfout.c (fundamental_type_code): Return FT_boolean for
16663 INTEGER_TYPE with precision==1, it's __java_boolean.
16665 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
16667 * global.c (prune_preferences): Move some invariants out of the
16670 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
16672 * configure.in (alpha*-dec-osf*): Add osf5.
16674 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
16676 * configure.in: Rework handling of ARM GNU/Linux slightly.
16677 (arm*-*-linux-gnuoldld): New target.
16678 * configure: Regenerate.
16679 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
16680 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
16681 * config/arm/linux-oldld.h: New file.
16682 * config/arm/linux-elf26.h: Don't include linux-elf.h.
16683 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
16685 * config/arm/linux-elf.h (ASM_SPEC): Define.
16686 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
16687 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
16688 for 26-bit APCS and old linker.
16689 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
16691 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
16692 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
16693 don't define `arm' or `arm_elf'.
16694 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
16695 MULTILIB_DIRNAMES): Define. Fix typo in comment.
16697 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
16699 * rtl.texi: Fix typo.
16701 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
16703 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
16705 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
16707 * extend.texi (C++ Signatures): Remove node.
16708 * invoke.texi: Remove discussion of -fhandle-signatures,
16709 signature, sigof, __signature__, and __sigof__.
16711 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
16713 * Makefile.in (JAVAGC): Removed.
16715 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
16717 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
16719 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
16721 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
16723 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
16725 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
16726 a register that is already known to be a pointer.
16728 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
16730 * fixinc/inclhack.tpl: Only install assert.h conditionally.
16731 * fixinc/inclhack.sh: Regenerated.
16732 * fixinc/fixincl.sh: Regenerated.
16734 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
16736 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
16737 Fix documentation of -ansi flag to describe its C++ behavior.
16738 Remove bogus reference to GCC 2.9.
16740 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
16742 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
16743 note if it is non-NULL.
16745 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16747 * except.h (eh_nesting_info): Add new structure defintion.
16748 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
16749 (reachable_handlers, update_rethrow_references): Add function
16751 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
16752 a rethrow symbol instead of an integer exception region number.
16753 * flow.c (Make_edges): Use new exception nesting routines to determine
16754 which handlers are reachable from a CALL or asynchronous insn.
16755 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
16757 (delete_eh_regions): Update rethrow labels, and don't delete
16758 regions which are the target of a rethrow.
16759 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
16760 avoid overloading the SYMBOL_REF_USED flag.
16761 (rethrow_symbol_map): Use new rethrow_ref field.
16762 (rethrow_used): Use new rethrow_ref field.
16763 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
16764 of an integer. Fix formatting.
16765 (output_exception_table_entry): Use new rethrow_ref field.
16766 (can_throw): Check for EH_REGION_NOTE before deciding
16767 whether a CALL can throw or not.
16768 (scan_region): Call rethrow_used() instead of accessing data structure.
16769 (update_rethrow_references): New function to make sure only regions
16770 which are still targets of a rethrow are flagged as such.
16771 (process_nestinfo): New static function to initialize a handler
16772 list for a specific region.
16773 (init_eh_nesting_info): New function to allocate and initialize
16774 the list of all EH handlers reachable from all regions.
16775 (reachable_handlers): New function to retrieve the list of handlers
16776 reachable from a specific region and insn.
16777 (free_eh_nesting_info): New function to dispose of a list of
16778 reachable handlers.
16780 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
16782 * flow.c (split_edge): Set JUMP_LABEL field.
16783 (commit_one_edge_insertion): Set head correctly for insert_before.
16784 When inserting insns, update insn block numbers if allocated.
16786 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16788 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
16789 retry_incomplete_types): Add static prototype.
16790 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
16791 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
16792 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
16793 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
16794 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
16797 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
16798 dwarf2out_start_source_file, dwarf2out_line): Likewise.
16800 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16802 * output.h (assemble_name): Constify a char*.
16804 * varasm.c (UNIQUE_SECTION, assemble_start_function,
16805 assemble_variable, assemble_name): Likewise.
16807 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
16809 * arm/pe.c (arm_pe_unique_section): Likewise.
16811 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
16813 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
16815 * i386/interix.c (i386_pe_unique_section): Likewise.
16817 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
16819 * i386/winnt.c (i386_pe_unique_section): Likewise.
16821 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
16823 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
16825 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
16827 * pa/pa.c (output_call): Likewise.
16829 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
16831 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
16833 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
16836 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
16839 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
16841 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
16842 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
16844 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
16846 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16848 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
16850 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16852 * tree.h (lang_identify): Constify a char*.
16853 (print_error_function): Add extern prototype. Constify a char*.
16855 * c-lang.c (lang_identify): Constify a char*.
16857 * objc/objc-act.c (lang_identify): Constify a char*.
16859 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16861 * genpeep.c (main): Make generated file include "function.h".
16862 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
16864 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
16866 * Makefile.in: Update dependencies.
16867 * alias.c: Include "function.h"
16868 * c-decl.c: Likewise.
16869 * caller-save.c: Likewise.
16870 * calls.c: Likewise.
16871 * combine.c: Likewise.
16873 * explow.c: Likewise.
16874 * final.c: Likewise.
16875 * global.c: Likewise.
16876 * graph.c: Likewise.
16877 * local-alloc.c: Likewise.
16878 * loop.c: Likewise.
16879 * optabs.c: Likewise.
16880 * profile.c: Likewise.
16881 * recog.c: Likewise.
16882 * regclass.c: Likewise.
16883 * regmove.c: Likewise.
16884 * reload.c: Likewise.
16885 * reorg.c: Likewise.
16886 * resource.c: Likewise.
16887 * sched.c: Likewise.
16888 * stupid.c: Likewise.
16889 * config/1750a/1750a.c: Likewise.
16890 * config/a29k/a29k.c: Likewise.
16891 * config/arc/arc.c: Likewise.
16892 * config/arm/arm.c: Likewise.
16893 * config/arm/thumb.c: Likewise.
16894 * config/c4x/c4x.c: Likewise.
16895 * config/clipper/clipper.c: Likewise.
16896 * config/convex/convex.c: Likewise.
16897 * config/fx80/fx80.c: Likewise.
16898 * config/i860/i860.c: Likewise.
16899 * config/m68k/m68k.c: Likewise.
16900 * config/m88k/m88k.c: Likewise.
16901 * config/mips/mips.c: Likewise.
16902 * config/pdp11/pdp11.c: Likewise.
16903 * config/pyr/pyr.c: Likewise.
16904 * config/romp/romp.c: Likewise.
16905 * config/sh/sh.c: Likewise.
16906 * config/tahoe/tahoe.c: Likewise.
16907 * config/vax/vax.c: Likewise.
16908 * config/we32k/we32k.c: Likewise.
16909 * config/sparc/sparc.c: Include "function.h".
16910 (mem_min_alignment): Test current_function rather than
16911 regno_pointer_align.
16912 * config/pa/pa.c: Likewise.
16913 (compute_frame_size): Delete declaration of
16914 current_function_outgoing_args_size.
16915 * config/arc/arc.h (current_function_varargs): Delete declaration.
16916 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
16918 * config/i370/i370.h (current_function_outgoing_args_size): Delete
16920 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
16921 current_function_uses_pic_offset_table.
16922 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
16923 of current_function_returns_pointer.
16924 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
16925 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
16926 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
16927 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
16928 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
16929 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
16930 * config/m88k/m88k.c: Include "function.h"
16931 (call_used_regs, current_function_pretend_args_size,
16932 current_function_outgoing_args_size, frame_pointer_needed): Delete
16934 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
16936 * config/mips/mips.h (current_function_calls_alloca): Delete
16938 * config/mn10200/mn10200.h (current_function_needs_context,
16939 rtx_equal_function_value_matters): Delete declarations.
16940 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
16941 flag_pic): Delete declarations.
16942 * config/pa/pa.h (current_function_pretend_args_size,
16943 current_function_decl): Delete declarations.
16944 * config/pa/som.h (current_function_varargs): Delete declaration.
16945 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
16947 * config/pyr/pyr.h (current_function_pretend_args_size,
16948 current_function_args_size, current_function_calls_alloca): Delete
16950 * config/sh/sh.h (current_function_varargs): Delete declaration.
16951 * config/sparc/sparc.h (current_function_outgoing_args_size,
16952 current_function_calls_alloca, current_function_decl): Delete
16954 * config/spur/spur.h (current_function_pretend_args_size,
16955 current_function_calls_alloca): Delete declarations.
16956 * config/v850/v850.c (current_function_outgoing_args_size): Delete
16958 * config/vax/vms.h (current_function_name): Delete declaration.
16959 * gcse.c: Include "function.h".
16960 (current_function_name, current_function_calls_setjmp): Delete
16962 * haifa-sched.c: Include "function.h".
16963 (forced_labels): Delete declaration.
16964 * jump.c: Likewise.
16965 * reg-stack.c: Likewise.
16966 * reload1.c: Likewise.
16967 * genemit.c (main): Make generated file include function.h.
16968 * genoutput.c (output_prologue): Likewise.
16970 * builtins.c (saveregs_value, apply_args_value): Delete variables.
16971 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
16972 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
16973 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
16974 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
16975 macros for some of them.
16976 (emit_filename, emit_lineno): Delete declarations.
16977 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
16978 regno_pointer_* variables through current_function.
16979 (gen_inline_header_rtx): Delete function.
16980 (save_emit_status): Delete function.
16981 (set_new_last_label_num): New function.
16982 (clear_emit_caches): New function.
16983 (restore_emit_status): Just clear last_labelnum and call
16985 (get_last_insn_anywhere): Variable sequence_stack is now accessed
16986 through macro seq_stack.
16987 (add_insn_after): Likewise.
16988 (add_insn_before): Likewise.
16989 (remove_insn): Likewise.
16990 (pop_topmost_sequence): Likewise.
16991 (in_sequence_p): Likewise.
16992 (start_sequence_for_rtl_expr): Likewise.
16993 (start_sequence): Likewise, and likewise for
16994 sequence_rtl_expr/seq_rtl_expr.
16995 (push_topmost_sequence): Likewise.
16996 (end_sequence): Likewise.
16997 (init_virtual_regs): Now takes a "struct emit_status *" argument.
16998 All callers changed. Store into that pointer instead of globals.
16999 (init_emit): Allocate emit elt of current_function.
17000 Changes for sequence_rtl_expr/sequence_stack renaming.
17001 Call clear_emit_caches instead of doing it in-line.
17002 Access regno_pointer_* variables through current_function.
17003 (init_emit_once) Don't clear sequence_stack.
17005 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
17007 (arg_pointer_save_area): Delete declaration.
17008 (finish_expr_for_function): Renamed from init_queue; no longer static.
17009 (init_expr): Don't call init_queue.
17010 (save_expr_status, restore_expr_status): Delete functions.
17011 (expand_expr): Changes to reflect new layout of struct function.
17012 Don't access current_function_check_memory_usage when current_function
17014 * expr.h (forced_labels, save_expr_regs, saveregs_value,
17015 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
17016 current_function_outgoing_args_size, current_function_arg_offset_rtx,
17017 current_function_uses_const_pool, function_call_count,
17018 current_function_uses_pic_offset_table, nonlocal_labels,
17019 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
17020 current_function_check_memory_usage, nonlocal_goto_handler_slots,
17021 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
17023 (finish_expr_for_function): Declare.
17024 * flags.h (current_function_has_nonlocal_label,
17025 current_function_has_nonlocal_goto, current_function_is_thunk,
17026 current_function_has_computed_jump): Delete declarations.
17027 * flow.c (forced_labels): Delete declaration.
17028 * function.c (current_function_pops_args,
17029 current_function_returns_struct, current_function_returns_pcc_struct,
17030 current_function_needs_context, current_function_calls_setjmp,
17031 current_function_calls_longjmp, current_function_has_nonlocal_label,
17032 current_function_has_nonlocal_goto, current_function_is_thunk,
17033 current_function_has_computed_jump, current_function_calls_alloca,
17034 current_function_contains_functions, current_function_returns_pointer,
17035 current_function_epilogue_delay_list, current_function_args_size,
17036 current_function_pretend_args_size, current_function_arg_offset_rtx,
17037 current_function_outgoing_args_size, current_function_varargs,
17038 current_function_stdarg, current_function_args_info, cleanup_label,
17039 current_function_name, current_function_uses_const_pool,
17040 current_function_instrument_entry_exit, current_function_return_rtx,
17041 current_function_uses_pic_offset_table, nonlocal_labels,
17042 current_function_internal_arg_pointer, current_function_cannot_inline,
17043 current_function_check_memory_usage, function_call_count,
17044 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
17045 nonlocal_goto_stack_level, return_label, save_expr_regs,
17046 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
17047 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
17048 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
17049 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
17050 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
17052 (push_function_context_to): Don't save them. Don't call
17053 save_storage_status, save_emit_status or save_expr_status.
17054 (pop_function_context_from): Don't restore them. Don't call
17055 restore_storage_status or restore_expr_status.
17056 (get_func_frame_size): New function.
17057 (get_frame_size): Use it.
17058 (assign_outer_stack_local): Reflect some member name changes in struct
17060 (put_reg_into_stack): Likewise.
17061 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
17063 (fixup_var_refs): Likewise.
17064 (fix_lexical_addr): Likewise.
17065 (trampoline_address): Likewise.
17066 (prepare_function_start): Clear field inlinable of current_function.
17067 (init_function_for_compilation): New function.
17068 (expand_dummy_function_end): New function.
17069 (expand_function_end): Call finish_expr_for_function.
17070 * function.h (struct emit_status): New; fields moved here from struct
17071 function and from global variables. Add accessor macros for some of
17073 (struct expr_status): Likewise.
17074 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
17075 (struct function): Add fields expr and emit, inlinable, inl_emit,
17076 original_arg_vector, original_decl_initial, inl_last_parm_insn,
17077 inl_max_label_num. Add many comments.
17078 Add accessor macros for all elts of struct function that no longer
17079 have a global variable.
17080 (cleanup_label, return_label, frame_offset, tail_recursion_label,
17081 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
17082 stack_slot_list): Delete declarations.
17083 (get_func_frame_size): Declare.
17084 (save_expr_status, restore_expr_status, save_emit_status,
17085 save_storage_status, restore_storage_status): Delete declarations.
17086 (init_virtual_regs): Declare.
17087 * output.h (current_function_pops_args,
17088 current_function_returns_struct, current_function_returns_pcc_struct,
17089 current_function_needs_context, current_function_calls_setjmp,
17090 current_function_calls_longjmp, current_function_calls_alloca,
17091 current_function_has_nonlocal_label, current_function_varargs,
17092 current_function_has_computed_jump, current_function_returns_pointer,
17093 current_function_contains_functions, current_function_args_size,
17094 current_function_pretend_args_size, current_function_stdarg,
17095 current_function_outgoing_args_size, current_function_args_info,
17096 current_function_name, current_function_return_rtx,
17097 current_function_epilogue_delay_list,
17098 current_function_uses_const_pool, current_function_cannot_inline):
17099 Delete declarations.
17100 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
17101 regno_reg_rtx): Delete declaration.
17102 (REGNO_POINTER_FLAG): Delete macro.
17103 * stmt.c (expand_goto): Changes to reflect that some fields in struct
17104 function were renamed.
17105 * stor-layout.c (save_storage_status, restore_storage_status): Delete
17107 * toplev.c: Include "function.h".
17108 (current_function_decl): Delete declaration.
17109 (compile_file): Call init_dummy_function_start and
17110 expand_dummy_function_end around some initializations that need to
17112 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
17113 Call init_function_for_compilation.
17114 * unroll.c: Include "function.h"
17115 (unroll_loop): Access regno_pointer_* variables through
17118 * tree.h (struct tree_decl): Add elt f to saved_insns member.
17119 (DECL_SAVED_INSNS): use it.
17120 (expand_dummy_function_end): Declare.
17121 (init_function_for_compilation): Declare.
17122 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
17123 that it's no longer an INLINE_HEADER.
17124 (expand_call): Likewise.
17125 * integrate.c (finish_inline): Delete function.
17126 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
17127 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
17128 args. Don't generate an INLINE_HEADER rtx, just return the arg
17129 vector. All callers changed.
17130 (save_for_inline_copying): Create a duplicate struct emit_status to
17131 hold the emit state for compiling the current function. Use this and
17132 the other new fields in struct function that are for integration
17133 instead of an INLINE_HEADER.
17134 Use memcpy instead of bcopy.
17135 Store the current struct function in DECL_SAVED_INSNS of fndecl.
17136 (save_for_inline_nocopy): Similar changes, except no new emit_status
17138 (expand_inline_function): Get information from function structure,
17139 not from an inline header rtx.
17140 (output_inline_function): Lose code to extract the necessary
17141 information from an inline header; simply put back the function
17142 structure into current_function. Clear its inlinable elt.
17143 * rtl.def (INLINE_HEADER): Delete.
17144 * rtl.h: Delete all accessors for an INLINE_HEADER.
17145 (gen_inline_header_rtx): Delete declaration.
17146 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
17147 Delete declarations.
17148 (REGNO_POINTER_ALIGN): Delete.
17149 (clear_emit_caches): Declare.
17150 (set_new_last_label_num): Declare.
17152 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
17154 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
17156 * except.c (expand_eh_region_start_for_decl): Always start a new block.
17157 * stmt.c (is_eh_region): Make sure current_function is present, too.
17159 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
17161 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
17162 for 64bit PA targets.
17164 * pa.h (SELECT_SECTION): Define.
17165 * som.h (SELECT_SECTION): Delete.
17167 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17169 * alias.c (init_alias_analysis): Wrap call to
17170 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
17172 1999-08-07 Bruce Korb <autogen@linuxbox.com>
17174 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
17175 <sys/asm.h> contains an asm comment with an apostrophe
17176 * fixinc/inclhack.sh: regen
17177 * fixinc/fixincl.x: regen
17179 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
17181 * function.c (init_function_start): Clear prologue & epilogue.
17182 (prologue_epilogue_contains): New function.
17183 * alias.c (init_alias_analysis): Use it.
17184 * rtl.h (prologue_epilogue_contains): Declare it.
17186 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
17188 * jump.c (onlyjump_p): New function.
17189 * rtl.h: Declare it.
17190 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
17191 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
17193 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
17195 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
17196 to invert loops. Simplify block scanning.
17198 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17200 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
17201 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
17203 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
17205 * config/sparc/liteelf.h: New file to support sparclite-elf target
17206 * config/sparc/t-sp86x: New file to support sparc86x targets
17207 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
17208 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
17209 * configure.in: Support above target triplets
17210 * configure: Regenerated
17212 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
17214 * fixinc/server.c (server_setup): Do not prefix function used as
17215 parameter with `&'.
17217 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
17219 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
17220 Remove fp reg alternatives.
17222 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
17224 * Makefile.in (TAROUTOPTS): Kill.
17225 (install-headers-tar): Use "xpf" for tar headerfile extraction
17226 * i370/x-oe (TAROUTOPTS): Delete.
17227 * m68k/x-apollo68 (TAROUTOPTS): Delete.
17228 * m68k/x-hp320 (TAROUTOPTS): Delete.
17229 * m68k/x-hp320g (TAROUTOPTS): Delete.
17230 * gcc.texi: Update bug reporting text.
17232 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
17234 * reg-stack.c (change_stack) Fixed problem with negative array index.
17236 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
17238 * extend.texi, install.texi: Fix spelling mistakes.
17240 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
17241 (s-attrtab); No longer try to use pre-made insn-attrtab file.
17242 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
17243 PREMADE_ATTRTAB_MD.
17244 * mips/t-ecoff: Likewise.
17245 * mips/t-elf: Likewise.
17246 * mips/t-mips: Likewise.
17247 * mips/t-osfrose: Likewise.
17248 * mips/t-r3900: Likewise.
17249 * mips/t-svr3: Likewise.
17250 * mips/t-svr4: Likewise.
17251 * mips/t-ultrix: Likewise.
17253 * gcc.texi: Document recommend means to provide software floating
17254 point libraries in libgcc.a
17256 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
17258 * c-lex.c (yylex): We can have a number with no digits.
17260 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
17262 * jump.c (delete_prior_computation): New function, broken
17263 out of delete_computation. Check for side effects with
17264 side_effects_p instead of FIND_REG_INC_NOTE. Handle
17265 multi-word hard registers.
17266 (delete_computation): Use it. Check for side effects with
17267 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
17268 missing REG_DEAD note for a register which is both set and
17271 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
17273 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
17274 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
17275 (ASM_FILE_START): Import _mcount with the right type.
17276 (ASM_DECLARE_FUNCTION_NAME): Define.
17277 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
17278 * pa.c (output_function_prologue): Always emit the function's label
17280 * pa.h (TEXT_SPACE_P): Define.
17281 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17282 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
17283 * som.h (TEXT_SPACE_P): Delete.
17284 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
17285 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
17287 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
17289 * expr.c (emit_group_load): Allow src to be a CONCAT.
17291 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17293 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
17294 (___mulsi3): Use '!' comment character.
17296 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17298 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
17300 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
17302 * gcc.c: Update URLs and mail addresses.
17303 * gcc.texi: Likewise.
17305 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
17307 * rs6000.c (current_file_function_operand): Return zero for
17309 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
17311 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
17314 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
17316 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
17317 allocate space in the stack frame for the PIC register.
17319 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
17321 * m68k.md (xordi3, anddi3): These patterns are not available on
17324 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
17326 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
17327 (PUT_REAL): Likewise.
17329 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17331 * final.c (shorten_branches): Don't add an alignment for loops
17332 that have no label inside.
17334 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17336 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
17337 prototypes in macro HAVE_cmpstrsi.
17339 * cpplib.c (cpp_get_token): Remove unused label `op3'.
17341 * emit-rtl.c (operand_subword): Remove unused variable
17344 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
17346 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
17348 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
17350 * cpphash.c (macroexpand): Delete leading whitespace when arg
17351 is concatenated before.
17352 (unsafe_chars): Correct test for whether + and - can extend a
17355 * cppinit.c (cpp_start_read): Do dependencies for
17356 -include/-imacros files also.
17358 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
17359 tokenizing non-directive lines.
17360 (cpp_expand_to_buffer): Temporarily disable no-output mode.
17361 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
17364 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17366 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
17368 * c-lex.c: Sync with C++ frontend.
17369 (linemode): New variable.
17370 (parse_float): imag, conversion_errno, and type are output only.
17371 (yylex): Adjust. Move initial '.' case into main switch.
17373 (handle_generic_pragma): Just deal with tokens.
17374 (readescape): Use ISXDIGIT and ISGRAPH.
17375 * c-parse.in: Add END_OF_LINE token.
17377 * c-lex.c (lang_init): Generalize.
17378 (nextchar): Remove. Replace uses with UNGETC.
17379 (skip_white_space): Handle linemode here. Optimize for cpplib.
17380 (skip_white_space_on_line): Remove.
17381 (extend_token_buffer_to): New fn.
17382 (extend_token_buffer): Use it.
17383 (read_line_number, check_newline): Just deal with tokens.
17384 (token_getch, token_put_back): New fns.
17385 (yylex): Use them. More cpplib optimizations. Simplify.
17387 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
17388 Jason Merrill <jason@yorick.cygnus.com>
17390 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
17391 (consume_string): Make this smart about USE_CPPLIB.
17392 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
17393 (yylex): Rewrite to be intelligent about USE_CPPLIB.
17394 Also, clean up cases where we redundantly set token_buffer[0].
17395 (read_line_number): New fn.
17396 (ignore_escape_flag): New variable.
17398 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
17400 * a29k/t-a29kbare: Fix some comments.
17401 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
17402 (FPBIT, DPBIT): Define.
17403 * a29k/t-vx29k: Likewise.
17404 * arc/t-arc: Likewise.
17405 * arm/t-arm-elf: Likewise.
17406 * arm/t-bare: Likewise.
17407 * arm/t-pe: Likewise.
17408 * arm/t-pe-thumb: Likewise.
17409 * arm/t-semi: Likewise.
17410 * arm/t-thumb: Likewise.
17411 * arm/t-thumb-elf: Likewise.
17412 * arm/t-thumb-linux: Likewise.
17413 * h8300/t-h8300: Likewise.
17414 * i960/t-i960: Likewise.
17415 * i960/t-vxworks960: Likewise.
17416 * m32r/t-m32r: Likewise.
17417 * mips/t-ecoff: Likewise.
17418 * mips/t-elf: Likewise.
17419 * mips/t-r3900: Likewise.
17420 * pa/t-pro: Likewise.
17421 * rs6000/t-aix43: Likewise.
17422 * rs6000/t-beos: Likewise.
17423 * rs6000/t-newas: Likewise.
17424 * rs6000/t-ppccomm: Likewise.
17425 * rs6000/t-rs6000: Likewise.
17426 * rs6000/t-winnt: Likewise.
17427 * rs6000/t-xnewas: Likewise.
17428 * rs6000/t-xrs6000: Likewise.
17429 * sh/t-sh: Likewise.
17430 * sparc/t-elf: Likewise.
17431 * sparc/t-sparcbare: Likewise.
17432 * sparc/t-sparclite: Likewise.
17433 * sparc/t-splet: Likewise.
17434 * v850/t-v850: Likewise.
17435 * mn10200/t-mn10200: Fix comments.
17436 * mn10300/t-mn10300: Likewise.
17438 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
17439 dummy operand. Allocate a new pseudo for the dummy operand.
17440 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
17442 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
17444 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
17446 * configure: Rebuilt.
17447 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
17449 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
17451 * recog.c (preproces_constraints): Zero recog_op_alt before
17452 processing the constraints.
17454 * arm.c (typedef minipool_node): Renamed from pool_node.
17455 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
17456 (add_minipool_constant): New function.
17457 (dump_minipool): New function.
17458 (find_barrier): Remove special case for getting the insn size of
17459 an insn that references the constant pool.
17460 (minipool_fixup): New structure.
17461 (push_minipool_barrier): New function.
17462 (push_minipool_fix): New function.
17463 (note_invalid_constants): New function.
17464 (add_pool_constant, dump_table, fixit, broken_move): Delete.
17465 (arm_reorg): Rewrite code to fix up the constant pool into a
17466 series of mini-pools embedded in the insn stream.
17467 (arm_output_epilogue): New function, made mainly from the body
17468 of output_func_epilogue.
17469 (output_func_epilogue): Move insn generation part of epilogue code
17470 to arm_output_epilogue.
17471 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
17472 * arm.md (pool_range): New attribute.
17473 (zero_extendqidi2): Add attribute pool_range.
17474 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
17475 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
17476 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
17477 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
17478 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
17479 (epilogue): New expand.
17480 (epilogue_insn): New insn. Call arm_output_epilogue.
17482 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
17483 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
17485 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
17487 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
17489 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
17491 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
17493 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
17495 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
17497 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
17499 * global.c: Fix comment.
17501 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
17503 * gcc.c (access_check): New static function.
17504 (find_a_file): Use it when searching a directory list.
17505 * collect2.c (find_a_file): Don't accept directories found when
17506 searching a directory list.
17508 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
17510 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
17511 function parameters with `&'.
17512 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
17514 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
17516 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
17517 or tidy_fallthru_edge if the last insn in the block is not
17518 an unconditional jump or a simple conditional jump.
17520 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17522 * Makefile.in (c-decl.o): Depends on defaults.h.
17524 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
17526 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
17528 (CLASS_MAX_NREGS): Likewise.
17530 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
17532 * cse.c (cse_insn): Fix dumb thinko in last change.
17534 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17536 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
17539 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
17541 * dwarf2out.c (add_location_or_const_value_attribute): Correct
17542 test for sizes of passed and declared parameter types.
17544 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17546 * fixincludes: Fix the return type of bsearch, char* -> void*.
17548 * fixinc/inclhack.def: Likewise.
17550 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
17552 * invoke.texi (-fdump-translation-unit): New option.
17554 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
17556 * expr.h (PROMOTE_PROTOTYPES): Move ...
17557 * defaults.h: ... to here.
17558 * c-decl.c: Include defaults.h instead of expr.h.
17559 * c-typeck.c: Include defaults.h.
17561 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
17563 * toplev.h (errorcount): Declare.
17564 (warningcount): Likewise.
17565 (sorrycount): Likewise.
17566 * c-lex.c (errorcount): Don't declare.
17567 * dwarf2out.c (errorcount): Don't declare.
17569 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
17571 * config/libgloss.h: Add a note discouraging use with ELF.
17572 * configure.in: Don't use libgloss.h for ELF targets.
17573 Always use_collect2 on a.out targets.
17575 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
17577 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
17578 (force_to_mode, case ASHIFTRT): Add shiftrt label.
17580 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17582 * loop.c (strength_reduce): When doing biv->giv conversion, update
17583 reg note of NEXT->insn.
17585 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17587 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
17589 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17591 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
17592 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
17593 Ensure expr.h is included.
17594 * c-typecheck.c (convert_arguments): Ditto.
17596 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
17598 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
17599 * config/convex/convex.h: Ditto.
17600 * config/dsp16xx/dsp16xx.h: Ditto.
17601 * config/fx80/fx80.h: Ditto.
17602 * config/gmicro/gmicro.h: Ditto.
17603 * config/i370/i370.h: Ditto.
17604 * config/i386/i386.h: Ditto.
17605 * config/m32r/m32r.h: Ditto.
17606 * config/m68k/m68k.h: Ditto.
17607 * config/m88k/m88k.h: Ditto.
17608 * config/mips/mips.h: Ditto.
17609 * config/pa/pa.h: Ditto.
17610 * config/pyr/pyr.h: Ditto.
17611 * config/tahoe/tahoe.h: Ditto.
17612 * config/we32k/we32k.h: Ditto.
17614 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
17615 based on arch size.
17617 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
17619 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
17622 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
17624 1999-08-02 Richard Henderson <rth@cygnus.com>
17626 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
17627 for the register spill block.
17628 (m32r_va_arg): New.
17629 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
17630 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
17632 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
17633 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
17634 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
17636 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17638 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
17639 MAX_WCHAR_TYPE defined in sparc.h.
17640 * config/sparc/linuxaout.h: Likewise.
17641 * config/sparc/linux64.h: Likewise.
17642 Also default to -mvis if CPU is UltraSPARC.
17644 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17646 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
17647 (RTX_OK_FOR_OLO10): Likewise.
17648 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
17649 %lo(), allow it in addresses...
17650 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
17651 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
17652 does not make sense.
17653 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
17654 (sparc_output_scratch_registers): New function.
17655 (output_function_prologue, sparc_flat_output_function_prologue): Use
17657 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
17659 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
17660 * configure.in: Add check for .register pseudo-op support in as and
17661 check for offsetable %lo().
17662 * acconfig.h: Add templates for the above checks.
17663 * configure: Regenerate.
17665 1999-08-02 Richard Henderson <rth@cygnus.com>
17667 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
17668 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
17669 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
17671 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
17673 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
17676 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
17678 * config/float-sparc.h: New file.
17679 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
17680 sparc-*-linux-gnu and sparc64-*-linux*.
17682 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17684 * rs6000.c (rs6000_va_list): Type is an array.
17685 (rs6000_va_start): Don't doubly adjust for varargs.
17686 (rs6000_va_arg): Evaluate long long GPR adjustment.
17688 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
17690 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
17691 -maix64 and -maix32.
17692 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
17693 LINK_SPEC): Change appropriately.
17694 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
17695 (u_short_cint_operand): Likewise.
17696 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
17698 * rs6000/t-aix43 (MULTILIB): Change to -m64.
17700 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
17702 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
17704 * rs6000/rs6000.c (num_insns_constant_wide): Correct
17705 for type promotion.
17706 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
17707 (non_add_cint_operand): Likewise.
17708 (logical_operand): Likewise.
17709 (non_logical_cint_operand): Likewise.
17710 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
17711 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
17712 (rs6000_select_rtx_section): Suppress warning.
17713 (small_data_operand): Suppress warning.
17714 (rs6000_got_register): Suppress warning.
17715 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
17716 type, so `J' is generally the wrong constraint for a SImode value;
17718 (andsi3_internal2): Likewise.
17719 (andsi3_internal3): Likewise.
17720 (iorsi3_internal1): Likewise.
17721 (xorsi3_internal1): Likewise.
17723 (movsf_softfloat): Likewise.
17724 (scc insns): Likewise.
17725 (movsi+2): Preserve sign bits of SImode constant.
17726 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
17727 (movdf+1): Sign-extend properly.
17728 (movdi_32+1): Sign-extend properly.
17729 (scc insns): Sign-extend properly.
17731 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
17734 1999-08-02 Richard Henderson <rth@cygnus.com>
17736 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
17737 -mcpu parsing code.
17738 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
17739 * alpha.md (all fp insns): Likewise.
17741 1999-08-02 Nick Clifton <nickc@cygnus.com>
17743 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
17746 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
17748 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
17749 pic_load_label generator directly.
17750 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
17751 No longer a named pattern.
17753 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
17755 * explow.c (force_reg): Call force_operand if X does not
17756 satisfy general_operand.
17758 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
17760 * fix-header.c (main): When testing for CONTINUED, use string
17761 equality, not pointer equality.
17763 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
17765 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
17767 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
17769 * cse.c (cse_insn): Fix loop which deletes insns after a jump
17770 that has become an unconditional jump.
17772 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
17773 (output_function_epilogue): Similarly.
17775 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17777 * tree.h (init_dummy_function_start): Declare.
17779 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17781 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
17782 last_expr_type, last_expr_value, block_start_count, block_stack,
17783 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
17784 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
17785 dynamically in stmt elt of struct function for each function.
17786 (struct nesting): Rename function_call_count elt to n_function_calls,
17787 target_temp_slot_level to block_target_temp_slot_level. All users
17789 (struct stmt_status): New structure definition.
17790 Add many accessor macros for stmt_status elements which previously
17791 were global variables.
17792 (init_stmt_for_function): Allocate stmt elt for current_function.
17793 Reflect that block_start_count was renamed to
17794 current_block_start_count.
17795 (save_stmt_status, restore_stmt_status): Delete functions.
17796 (preserve_subexpressions_p): Don't access loop_stack when outside
17798 (expand_start_bindings): Reflect that block_start_count was renamed to
17799 current_block_start_count.
17800 (expand_fixup): Likewise.
17801 (expand_decl): Don't access block_stack when outside a function.
17802 (expand_decl_cleanup): Likewise.
17803 (expand_dcc_cleanup): Likewise.
17804 (expand_dhc_cleanup): Likewise.
17805 (expand_anon_union_decl): Likewise.
17806 (set_file_and_line_for_stmt): New function.
17807 (in_control_zone_p): New function.
17809 * function.h (struct function): Add new elt stmt.
17810 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
17811 case_stack, nesting_stack, nesting_depth, block_start_count,
17812 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
17813 emit_lineno, goto_fixup_chain.
17814 (save_eh_status, restore_eh_status, save_stmt_status,
17815 restore_stmt_status): Delete declarations.
17816 * function.c (push_function_context_to): Don't call save_stmt_status.
17817 (pop_function_context_to): Don't call restore_stmt_status.
17818 * tree.h (in_control_zone_p): Declare.
17819 * rtl.h (set_file_and_line_for_stmt): Declare.
17821 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
17822 call set_file_and_line_for_stmt.
17824 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
17826 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
17827 Also update copyright.
17829 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17831 * c-pragma.c: Don't include "except.h".
17832 * emit-rtl.c: Likewise.
17833 * stor-layout.c: Likewise.
17834 * tree.c: Likewise.
17835 * varasm.c: Likewise.
17837 * flow.c: Include "function.h".
17838 * tree.h (init_dummy_function_start): Declare new function.
17840 * except.h (struct eh_status): New structure.
17841 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
17843 (eh_return_stub_label, ehstack, catchstack, ehqueue,
17844 catch_clauses, false_label_stack, caught_return_label_stack,
17845 protect_list, current_function_ehc): Add accessor macros for the
17846 corresponding fields in current_function->eh; delete declarations
17847 for all items that used to be declared here.
17848 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
17849 catch_clauses, false_label_stack, caught_return_label_stack,
17850 protect_list, current_function_ehc): Delete variables.
17851 (init_eh_for_function): Allocate current_function->eh.
17852 (save_eh_status, restore_eh_status): Delete functions.
17854 * function.h (struct function): Add fields next_global and eh.
17855 Delete all exception handling related fields.
17856 * function.c (current_function): New variable.
17857 (all_functions): New variable.
17858 (push_function_context_to): Don't allocate a struct function,
17859 use current_function instead. Call init_dummy_function_start when
17860 outside a function. Clear current_function before returning.
17861 (pop_function_context_from): Restore current_function.
17862 Don't free the restored struct function.
17863 (prepare_function_start): New function.
17864 (init_dummy_function_start): New function.
17865 (init_function_start): Break out some code into prepare_function_start
17868 * stmt.c (save_stmt_status): Don't call save_eh_status.
17869 (restore_stmt_status): Don't call restore_eh_status.
17871 * Makefile.in: Update dependencies.
17873 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
17875 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
17876 of depending on a magic constant value. Update comments.
17877 (hppa_expand_prologue): Similarly.
17879 * pa.md (reload_indi, reload_outdi): Allow any register for the
17880 original reload register.
17882 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
17884 * cccp.c (print_help): Change marcos to macros.
17886 1999-07-30 Richard Henderson <rth@cygnus.com>
17888 * c-typeck.c (initializer_constant_valid_p): Move ...
17889 * c-common.c (initializer_constant_valid_p): ... here. Use
17890 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
17891 of label addresses.
17892 * c-common.h (initializer_constant_valid_p): Declare.
17893 * c-tree.h (initializer_constant_valid_p): Remove.
17895 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
17897 * config/i386/sol2-c1.asm: Align the stack.
17898 * config/i386/sol2-gc1.asm: Likewise.
17900 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
17902 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
17903 -Asparclite for sparc86x.
17904 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
17906 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
17908 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
17910 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
17911 the user if using the non-default arch size in BI_ARCH configuration.
17912 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
17914 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
17915 Fix patterns so that they actually match.
17916 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
17917 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
17918 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
17920 (mulsidi3): Reflect this in the expand.
17921 (smulsi3_highpart): Only on TARGET_ARCH32.
17922 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
17923 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
17924 (umulsidi3): Reflect this in the expand.
17925 (umulsi3_highpart): Only on TARGET_ARCH32.
17926 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
17927 don't require g0 to be zero.
17928 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
17929 ({,u}divsi3): New expands.
17930 ({,u}divsi3_sp64): New patterns.
17931 (after lshrdi3_v8plus): Four new patterns to help combiner
17932 optimizing nested mixed mode shifts.
17934 * config/sparc/sparc.c (sparc_override_options): Use deprecated
17935 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
17936 speed things up. Don't use them by default on plain v9 in 64bit
17937 mode, according to what SPAMv9 sais.
17939 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
17940 top 32 bits of %[og][0-7] in signal handlers.
17941 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
17943 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
17945 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
17946 (ashlsi3): Corresponding changes.
17948 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
17950 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
17952 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
17954 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
17956 * arm.h (Hint): Delete macro.
17957 Substitute HOST_WIDE_INT for Hint in some prototypes.
17958 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
17960 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
17962 * builtins.c (expand_builtin_setjmp): Use force_operand to
17963 make sure that the buffer address is in a suitable form to be
17964 passed to force_reg.
17966 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
17968 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
17971 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
17973 * pa.md (indirect_jump): Remove mode from match_operand. Verify
17974 proper mode in the condition string.
17975 (icacheflush, dcacheflush): Remove modes from match_operands.
17977 * pa.c (emit_move_sequence): Always convert scratch_reg to the
17978 proper mode before using it.
17980 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
17983 * pa.c (store_reg): Do not call add_high_const generator directly.
17984 (load_reg, set_reg_plus_d): Likewise.
17985 * pa.md (add_high_const): No longer a named pattern.
17987 * pa.c (legitimize_address): Consistently use Pmode rather than
17988 SImode. Do not call gen_pic2_highpart directly anymore.
17989 * pa.md (pic2_highpart): No longer a named pattern.
17990 (pic2_lo_sum): Similarly. Reformat to make more readable.
17992 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
17997 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
17999 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
18001 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
18003 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
18004 and tag the spill mems.
18005 (hppa_va_start): New.
18006 (hppa_va_arg): New.
18007 * pa.h (EXPAND_BUILTIN_VA_START): New.
18008 (EXPAND_BUILTIN_VA_ARG): New.
18010 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
18012 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
18013 and tag the spill mems.
18014 (mn10300_va_start): New.
18015 (mn10300_va_arg): New.
18016 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
18017 (EXPAND_BUILTIN_VA_ARG): New.
18019 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
18021 * mn10200.c (mn10200_va_arg): New.
18022 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
18024 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
18026 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
18027 rather than play with TREE_INT_CST_LOW.
18029 1999-07-27 Philip Blundell <pb@nexus.co.uk>
18031 * config/arm/telf.h: Include dbxelf.h.
18032 (CPP_PREDEFINES): Only define if not already defined.
18033 (ASM_IDENTIFY_GCC): Likewise.
18034 (SUBTARGET_EXTRA_SECTIONS): Likewise.
18035 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
18036 * config/arm/thumb.h (LINK_SPEC): Only define if not already
18038 (DBX_DEBUGGING_INFO): Don't define.
18039 * config/arm/linux-telf.h: New file.
18040 * config/arm/linux-tgas.h: New file.
18041 * config/arm/t-thumb-linux: New file.
18042 * config/arm/uclinux-elf.h: New file.
18043 * config/arm/uclinux-telf.h: New file.
18044 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
18045 thumb-*-uclinux): New targets.
18046 * configure: Regenerate.
18048 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
18050 * pa.md (post_store, pre_load): New expanders.
18051 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
18052 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
18053 need to directly generate RTL for them.
18054 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
18057 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
18059 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
18060 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
18061 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
18062 (secndary_reload_class): Make TARGET_ELF conditional compile.
18063 (print_operand_address): Similar.
18064 (output_toc): Print all values as hex.
18065 (get_issue_rate): Rearrange and add RS64A and PPC630.
18066 * rs6000.h (processor_type): Add RS64A and PPC630.
18067 (PROCESSOR_POWERPC64): New.
18068 (PROMOTE_MODE): Use word_mode.
18069 (RTX_COSTS): Add RS64A and PPC630.
18070 * rs6000.md (scheduling information): Add lmul and ldiv
18071 representing 64-bit integer multiply and divide. Add rs64a and
18072 PPC630 information.
18073 (ashldi3): Add support for "rldic" instruction.
18074 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
18076 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
18078 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
18079 instead of V8 for sparclite86x in cpu_table.
18081 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18083 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
18084 output_file_directive.
18086 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
18088 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
18089 tree for op1, not the rtl.
18091 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
18093 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
18094 to m88k_va_start, leaving only the register spill.
18095 (m88k_build_va_list): New.
18096 (m88k_va_start): New.
18097 (m88k_va_arg): New.
18098 * m88k.h (BUILD_VA_LIST_TYPE): New.
18099 (EXPAND_BUILTIN_VA_START): New.
18100 (EXPAND_BUILTIN_VA_ARG): New.
18102 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
18104 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
18105 Rename from expand_builtin_saveregs.
18106 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
18108 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
18110 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
18111 for the register spill block.
18112 (i960_build_va_list): New.
18113 (i960_va_start): New.
18114 (i960_va_arg): New.
18115 * i960.h (BUILD_VA_LIST_TYPE): New.
18116 (EXPAND_BUILTIN_VA_START): New.
18117 (EXPAND_BUILTIN_VA_ARG): New.
18118 * i960.md (store_multiple): Use change_address on individul mems.
18120 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
18122 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
18124 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
18125 (expand_builtin_va_end): Evaluate arg for side effects.
18126 * c-common.c (c_common_nodes_and_builtins): Construct a
18127 va_list_arg_type_node to handle array decomposition to pointer.
18129 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
18131 * except.c (start_dynamic_cleanup): Use force_operand on the
18134 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
18136 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
18137 * c4x.c (c4x_va_arg): New.
18139 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
18141 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
18142 has manual_pop set.
18144 1999-07-26 Nathan Sidwell <nathan@acm.org>
18146 * eh-common.h (__eh_matcher): Prototype correctly.
18148 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
18150 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
18151 (TARGET_SINGLE_PIC_BASE): Likewise.
18152 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
18154 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
18155 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
18156 (TARGET_OPTIONS): Add -mpic-register=N.
18157 (OUTPUT_INT_ADDR_CONST): New macro.
18158 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
18159 LEGITIMATE_PIC_OPERAND_P): Likewise.
18160 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
18161 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
18162 output_addr_const directly.
18163 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
18165 (thumb_pic_register, thumb_pic_register_string): Declare.
18167 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
18169 (label_mentioned_p): New function: Imported from arm.c.
18170 (legitimize_pic_address): New function: Imported from arm.c.
18171 (is_pic):New function: Imported from arm.c.
18172 (thumb_finalize_pic):New function: Imported from arm.c.
18173 (add_constant): Cope with PIC constants.
18174 (fixit): Cope with PIC constants.
18175 (output_return): Do not treat the PIC register as live if
18176 TARGET_SINGLE_PIC_BASE is true.
18177 (thumb_function_prologue): Do not treat the PIC register as live if
18178 TARGET_SINGLE_PIC_BASE is true.
18179 (thumb_expand_prologue): Do not treat the PIC register as live if
18180 TARGET_SINGLE_PIC_BASE is true.
18181 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
18182 TARGET_SINGLE_PIC_BASE is true.
18183 (thumb_print_operand): Accept '|'.
18184 (thumb_override_options): Process PIC options.
18186 * config/arm/thumb.md (movsi): Support PIC.
18187 (call_insn): Change "i" constraint to "X".
18188 (call_value_insn): Likewise.
18189 (consttable_4, consttable_8, consttable_end): Set and clear
18190 "making_const_table" as appropriate.
18191 (pic_load_addr, pic_add_dot_plus_four): New insns.
18193 * invoke.texi (Thumb Options): Fix spelling. Document new
18194 options -msingle-pic-base and -mpic-register=.
18196 1999-07-26 Andrew Haley <aph@cygnus.com>
18198 * config/m32r/initfini.c (__init): Use a full word immediate for
18199 __fini: this allows it to be placed in any memory region.
18201 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
18202 -mmodel=medium. This is OK for all memory models.
18204 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
18206 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
18207 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
18209 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
18211 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
18214 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
18216 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
18218 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
18219 (BUILD_VA_LIST_TYPE): New.
18220 (EXPAND_BUILTIN_VA_START): New.
18221 (EXPAND_BUILTIN_VA_ARG): New.
18222 * i860.c (output_delayed_branch): Disable.
18223 (output_delay_insn): Likewise.
18224 (i860_saveregs): New.
18225 (i860_build_va_list): New.
18226 (i860_va_start): New.
18227 (i860_va_arg): New.
18228 * i860.md: Disable all peepholes using output_delayed_branch.
18229 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
18231 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
18233 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
18234 (BUILD_VA_LIST_TYPE): New.
18235 (EXPAND_BUILTIN_VA_START): New.
18236 (EXPAND_BUILTIN_VA_ARG): New.
18237 * clipper.c (clipper_builtin_saveregs): Only dump registers.
18238 Return the address of the save area.
18239 (clipper_build_va_list): New.
18240 (clipper_va_start): New.
18241 (clipper_va_arg): New.
18243 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
18245 * arc.h (EXPAND_BUILTIN_VA_START): New.
18246 (EXPAND_BUILTIN_VA_ARG): New.
18247 * arc.c (arc_setup_incoming_varargs): Set alias set of
18249 (arc_va_start): New.
18252 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
18254 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
18255 (BUILD_VA_LIST_TYPE): New.
18256 (EXPAND_BUILTIN_VA_START): New.
18257 (EXPAND_BUILTIN_VA_ARG): New.
18258 * alpha.c (alpha_builtin_saveregs): Delete.
18259 (alpha_build_va_list): New.
18260 (alpha_va_start): New.
18261 (alpha_va_arg): New.
18263 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
18265 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
18267 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
18268 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
18270 * gcc.texi: More changes related to list conversion.
18271 * invoke.texi: Likewise.
18273 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
18275 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
18276 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
18277 (expand_builtin_next_arg): Accept ARGLIST not EXP.
18278 (stabilize_va_list): New function.
18279 (std_expand_builtin_va_start): New function.
18280 (expand_builtin_va_start): New function.
18281 (get_varargs_alias_set): New function.
18282 (std_expand_builtin_va_arg): New function.
18283 (expand_builtin_va_arg): New function.
18284 (expand_builtin_va_end): New function.
18285 (expand_builtin_va_copy): New function.
18286 (expand_builtin): Call them.
18287 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
18288 __builtin_{varargs_start,stdarg_start,end,copy}.
18289 (build_va_arg): New function.
18290 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
18291 (build_va_arg): Declare.
18292 * c-decl.c (ptr_type_node, va_list_type_node): New.
18293 * c-parse.gperf (__builtin_va_arg): New.
18294 * c-parse.in (VA_ARG): New token.
18295 (unary_expr): Recognize it.
18296 * expr.c (expand_expr): Expand VA_ARG_EXPR.
18297 * expr.h (std_expand_builtin_va_start): Declare.
18298 (std_expand_builtin_va_arg): Declare.
18299 (expand_builtin_va_arg): Declare.
18300 (get_varargs_alias_set): Declare.
18301 * tree.def (VA_ARG_EXPR): New.
18302 * tree.h (BUILT_IN_VARARGS_START): New.
18303 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
18304 (ptr_type_node, va_list_type_node): Declare.
18305 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
18306 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
18307 * m88k.h, m88k.c: Likewise.
18308 * mn10300.h, mn10300.c: Likewise.
18309 * pa.h, pa.c: Likewise.
18310 * rs6000.h, rs6000.c: Likewise.
18311 * sh.h, sh.c: Likewise.
18312 * sparc.h, sparc.c: Likewise.
18314 * emit-rtl.c (operand_subword): Copy alias set.
18315 (change_address): Likewise.
18317 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
18319 * pa.c (compute_frame_size): Scan all the used callee saved registers,
18320 not just the first one.
18322 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
18324 * config/arm/arm.h (TARGET_SWITCHES): Add
18325 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
18326 (TARGET_OPTIONS): Add -mpic-register=.
18327 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
18328 (arm_pic_register_string): Declare.
18329 (NEED_PLT_GOT): Delete, replace with ...
18330 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
18331 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
18332 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
18333 * config/arm/arm.c (arm_override_options): Add new option
18335 (arm_pic_register_string): New variable.
18336 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
18337 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
18338 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
18339 (output_return_instruction): Likewise.
18340 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
18341 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
18342 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
18344 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
18345 mention of -msched-prolog. Document new options -msingle-pic-base
18346 and -mpic-register=.
18348 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
18350 * haifa-sched.c (reemit_notes): Tidy.
18351 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
18354 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
18356 * explow.c (trunc_int_for_mode): New function.
18357 (plus_constant_wide): Use it.
18358 * combine.c (simplify_and_const_int): Likewise.
18359 (merge_outer_ops): Likewise.
18360 (simplify_shift_const): Likewise.
18361 * cse.c (simplify_unary_operation): Likewise.
18362 (simplify_binary_operation): Likewise.
18363 * emit-rtl.c (operand_subword): Likewise.
18364 * rtl.h: Declare it.
18366 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18368 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
18369 (use NUM_REGS instead of NUM_INTS).
18371 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18373 * builtins.c: New file.
18374 * expr.c (saveregs_value, apply_args_value): Delete definition,
18375 moved into builtins.c.
18376 (string_constant): No longer static.
18377 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
18378 apply_args_size, apply_result_size, result_vector,
18379 expand_builtin_apply_args, expand_builtin_apply,
18380 expand_builtin_return): Delete functions, moved into builtins.c.
18381 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
18382 * expr.h (saveregs_value, apply_args_value): Declare variables.
18383 (expand_builtin, string_constant): Declare functions.
18384 * Makefile.in: Update to build builtin.o.
18386 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
18388 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
18389 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
18390 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
18391 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
18393 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
18396 1999-07-21 Michael Meissner <meissner@cygnus.com>
18398 * print-rtl.c (print_rtx): Print the names of the virtual
18401 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
18403 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
18404 introduced in previous delta.
18406 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18408 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
18409 to avoid name clash.
18411 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
18413 * c-lex.c (yylex) : Correct the test for overflow when lexing
18416 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
18418 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
18419 (adjust_priority): Always call ADJUST_PRIORITY.
18420 (schedule_insn): Only put insns into the ready at cost 0.
18421 (schedule_block): Remove redundant initial sort. Give clock_var
18422 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
18424 * tm.texi (MD_SCHED_REORDER): Update docs.
18426 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
18427 * sparc.c (ultra_reorder_called_this_block): Delete.
18428 (ultrasparc_sched_init): Don't set it.
18429 (ultrasparc_sched_reorder): Don't check it.
18431 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
18433 * rs6000.h (struct rs6000_args): Add sysv_gregno.
18434 * rs6000.c (init_cumulative_args): Init sysv_gregno.
18435 (function_arg_boundary): Align DFmode.
18436 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
18437 to get fp reg and stack overflow correct.
18438 (function_arg): Likewise.
18439 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
18440 (setup_incoming_varargs): Restructure for ABI_V4; use
18441 function_arg_advance to skip final named argument.
18442 (expand_builtin_saveregs): Properly unskip the last integer arg
18443 when doing varargs. Adjust overflow location calculation.
18445 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
18446 explicitly unsigned.
18447 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
18448 (__VA_GP_REGSAVE): Similarly.
18449 (__va_longlong_p): Delete.
18450 (__va_arg_type_violation): New declaration.
18451 (va_arg): Restructure. Flag promotion errors. Align double.
18452 TFmode passed by reference.
18454 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
18455 in the HOST_BITS_PER_WIDE_INT > 32 case.
18457 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
18459 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
18461 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
18463 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
18464 * toplev.c (documented_lang_options): Add -fpreprocessed.
18465 * cpplib.h (struct cpp_buffer): Add preprocessed.
18466 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
18467 (cpp_start_read): Don't expand macros or emit an initial #line
18468 directive if -fpreprocessed.
18470 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
18472 * cpplib.h (struct cpp_buffer): Added manual_pop for
18473 better C++ tokenization.
18474 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
18475 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
18476 * c-common.c (cpp_token): Make non-static.
18478 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18480 * c-common.h: New file.
18481 * c-common.c (permanent_obstack): Delete unused declaration.
18482 (c_global_trees): New array.
18483 (c_common_nodes_and_builtins): New function; split off common code
18484 from init_decl_processing in both c-decl.c and cp/decl.c.
18485 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
18486 c_global_trees and accessor macros defined in c-common.h.
18487 Include c-common.h.
18488 * c-decl.c: Delete definitions for tree nodes that were replaced by
18490 (init_decl_processing): Build void_list_node.
18491 Call c_common_nodes_and_builtins; delete code to generate the common
18493 * objc/objc-act.c (build_module_descriptor): Rename variable
18494 void_list_node to avoid clash with c-common.h.
18496 * Makefile.in: Update dependencies.
18497 * objc/Make-lang.in: Likewise.
18499 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
18501 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
18502 (UNIQUE_SECTION_P): Likewise.
18503 (UNIQUE_SECTION): Likewise.
18505 1999-07-19 Linas Vepstas <linas@linas.org>
18507 * config/i370/README: New file.
18508 * config/i370/linux.h: New file.
18509 * config/i370/mvs.h: New file.
18510 * config/i370/oe.h: New file.
18511 * config/i370/t-linux: New file.
18512 * config/i370/t-mvs: New file.
18513 * config/i370/t-oe: New file.
18514 * config/i370/x-oe: New file.
18515 * config/i370/xm-linux.h: New file.
18516 * config/i370/xm-mvs.h: New file.
18517 * config/i370/xm-oe.h: New file.
18519 * i370.c (label_node_t): Add first_ref_page, label_addr,
18520 label_first_ref, label_last_ref members.
18521 (mvs_need_base_reload): Renamed from mvs_label_emitted.
18522 (MAX_MVS_LABEL_SIZE): Define.
18523 (MAX_LONG_LABEL_SIZE): Define.
18524 (alias_node_t, alias_anchor, alias_number): New.
18525 (mvs_function_table): Reorder for EBCDIC.
18526 (ascebc, ebcasc): Unconditionally define.
18527 (i370_branch_dest, i370_branch_length): New functions.
18528 (i370_short_branch, i370_label_scan): New functions.
18529 (mvs_get_label): Renamed from mvs_add_label. Search for
18530 an existing label before creating a new one.
18531 (mvs_add_label): New function.
18532 (mvs_get_label_page): New function.
18533 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
18534 over the entire list.
18535 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
18536 (mvs_check_page) [TARGET_ELF_ABI]: New function.
18537 (mvs_add_alias, mvs_need_alias): New functions.
18538 (mvs_get_alias, mvs_check_alias): New functions.
18539 (handle_pragma): New function.
18540 (mvs_function_check): New function.
18541 (unsigned_jump_follows_p): Search harder.
18542 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
18543 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
18544 * i370.h (TARGET_VERSION): Delete.
18545 (CPP_SPEC, CPP_PREDEFINES): Delete.
18546 (mvs_label_emitted): Delete.
18547 (TARGET_EBCDIC): Delete.
18548 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
18549 (HANDLE_PRAGMA): Define.
18550 (HARD_REGNO_NREGS): Handle complex modes.
18551 (HARD_REGNO_MODE_OK): Likewise.
18552 (CLASS_MAX_NREGS): Likewise.
18553 (RET_REG): Likewise.
18554 (EXTRA_CONSTRAINT): Define.
18555 (RETURN_IN_MEMORY): True for DImode.
18556 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
18557 (FUNCTION_PROFILER): Delete.
18558 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
18559 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
18560 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
18561 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
18562 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
18563 (ASM_FILE_START): Add "RMODE ANY".
18564 (ASM_OUTPUT_EXTERNAL): Check for aliases.
18565 (ASM_GLOBALIZE_LABEL): Likewise.
18566 (ASM_OUTPUT_LABELREF): Likewise.
18567 (ASM_OUTPUT_COMMON): Likewise.
18568 (PRINT_OPERAND): Handle 'K', 'W', default.
18569 (PRINT_OPERAND_ADDRESS): New.
18570 (Lots of defines): Add support for TARGET_ELF_ABI.
18571 * i370.md (attr length): New. Define for all patterns.
18572 (*): Lots of tweeks to assembly output and constraints.
18574 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
18576 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
18577 Disable patterns performing SImode comparisons with SImode values
18578 if TARGET_POWERPC64 and instruction does not sign-extend or does
18579 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
18580 differ for signed quantities.
18581 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
18582 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
18583 (decrement_and_branch_on_count): Add 64-bit variant.
18585 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18587 * final.c (output_asm_insn): When searching for the matching string
18588 for a given dialect, don't run past the end of the list of
18589 alternatives if there are fewer alternatives in the template than
18592 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
18594 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
18595 Removed paragraph about compression of files and size limitation,
18596 duplicated in the FAQ. Use gcc-patches for posting patches.
18597 * gcc.c (main): Updated URL with bug reporting instructions to
18598 gcc.gnu.org. Removed e-mail address.
18599 * system.h (abort): Likewise.
18601 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18603 * Makefile.in (stmp-multilib-sub): Make the files extracted
18604 from $(LIBGCC1) writable.
18606 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
18608 * config/arm/aout.h: Reformat for improved readability.
18610 * config/arm/arm.h: Reformat for improved readability.
18611 Replace uses of fprintf with asm_fprintf where appropriate.
18612 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
18613 function declaration assembler actions.
18614 (NUM_INTS): New macro: Convert from bytes to words.
18615 (NUM_REGS): New macro: Compute number of registers required to
18616 hold a quanitity of tyep MODE.
18617 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
18619 (NUM_ARG_REGS): New macro: The number of argument registers
18621 (ARG_REGISTER): New macro: Compute the register number of the Nth
18623 (LAST_ARG_REGNUM): New macro: The number of the last argument
18625 (SP_REGNUM): New macro: Register number of the stack pointer.
18626 (FP_REGNUM): New macro: Register number of the frame pointer.
18627 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
18628 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
18629 CUMULATIVE_ARGS so that it counts registers not bytes.
18631 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
18633 Replace uses of fprintf with asm_fprintf where appropriate.
18634 (output_ascii_pseudo_op): Replace with version from thumb.c
18636 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
18638 * config/arm/elf.h (CPP_PREDEFINES): Replace with
18639 SUBTARGET_CPP_SPEC.
18640 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
18641 (ASM_FILE_START): Emit ASM_APP_OFF.
18643 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
18645 * pa.c (compute_frame_size): Round frame according to
18646 STACK_BOUNDARY rather than a hardwired value.
18648 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
18650 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
18652 * configure: Rebuilt.
18654 * configure.in (hppa*-*-linux*): New configuration.
18655 * configure: Rebuilt.
18656 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
18657 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
18658 * pa/pa-linux.h: New file.
18659 * pa/t-linux: New file.
18660 * pa/xm-linux.h: New file.
18662 * pa.c (hppa_legitimize_address): Change references from SImode to
18663 either Pmode or word_mode as appropriate.
18664 (emit_move_sequence, store_reg, load_reg): Likewise.
18665 (set_reg_plus_d, hppa_expand_prologue): Likewise.
18666 (output_mul_insn): Likewise.
18667 * pa.h (PROMOTE_MODE): Likewise.
18668 (INITIALZE_TRAMPOLINE): Likewise.
18669 (Pmode): Define to word_mode.
18671 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
18672 value of 4. Allocate 8 bytes for each FP register save.
18673 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
18675 (hppa_expand_prologue): Likewise.
18676 * pa.h (PROMOTE_MODE): Likewise.
18677 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
18678 (FUNCTION_ARG_BOUNDARY): Likewise.
18680 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
18682 * pa.c (out_of_line_prologue_epilogue): Delete.
18683 (override_options): Remove -mspace related code.
18684 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
18685 (compute_frame_size): Only allocate space for register that
18686 actually need to be saved.
18687 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
18688 (TARGET_SWITCHES): Remove -mspace, -mno-space
18689 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
18690 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
18691 * pa/ee.asm, pa/ee_fp.asm: Delete.
18693 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
18695 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
18696 directive in column zero.
18698 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
18700 * m68k.c (output_function_prologue): Fix computation of save mask
18701 when generating PIC code.
18703 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
18705 * tree.c (build_type_attribute_variant): Move current_obstack restore
18706 after build_qualified_type call.
18708 1999-07-15 Mark Mitchell <mark@codesourcery.com>
18710 * configure.in: Use t-iris6, even with GNU LD.
18711 * config/mips/iris6gld.h: Fix typo in linker spec.
18712 * config/mips/t-iris6gld: Remove.
18714 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
18716 * rs6000.md (insv, extzv): Remove SImode dependence in named
18717 patterns. Explicitly generate DImode RTL if PowerPC64 and
18719 (insvdi): Reverse start and size in instruction template.
18721 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
18723 * invoke.texi: Typo fixes.
18725 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
18727 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
18728 handle at this time instead of silently generating incorrect code.
18729 (gen_imagpart): Likewise.
18731 * reload.c (find_reloads): Emit a USE for a pseudo register without
18732 a hard register if we could not create an optional reload for the
18735 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18737 * c-typeck.c (output_init_element, process_init_element):
18738 When advancing constructor_unfilled_fields for a RECORD_TYPE,
18739 check for nameless bit fields.
18741 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
18743 * regclass.c (scan_one_insn): Notice subregs that change the
18744 size of their operand.
18745 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
18747 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
18749 * configure.in (alpha*-*-*): Include alpha/t-ieee.
18750 * configure: Rebuilt.
18751 * alpha/t-ieee: New file.
18753 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
18755 * rs6000.c (find_addr_reg): Do not select r0 as an address
18758 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
18760 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
18762 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
18764 * rs6000.md (movsf): Do not force easy FP constants into memory.
18766 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
18767 immed_double_const to ensure they are properly truncated then
18770 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
18772 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
18773 always unless NO_DEBUG is used. Compile this code
18775 (replace_symbols_in_block): Compile it unconditionally.
18777 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
18779 * configure.in (i?86-*-elf*): New target.
18780 * configure: Rebuilt.
18781 * i386/i386elf.h, i386/t-i386elf: New files.
18783 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
18785 * toplev.c (main): Don't complain about saying -gdwarf.
18786 (rest_of_compilation): Remove redundant code.
18788 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
18790 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
18792 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
18794 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
18795 "Li960R:", to avoid name clash.
18797 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
18799 * loop.c (check_dbra_loop): When reversing a loop, delete all
18800 REG_EQUAL notes referencing the reversed biv except those which are
18801 for a giv based on it.
18803 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
18805 * version.c: Drop "gcc-" prefix from version #.
18807 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
18809 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
18810 the label if we're being verbose.
18812 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
18814 * m68k.c (output_function_prologue): Add pic register to mask
18815 if live and flag_pic.
18816 (output_function_epilogue): Likewise.
18818 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
18820 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
18821 directives in column zero.
18823 * pa/elf.h (ASM_FILE_START): Define.
18824 * pa/som.h (ASM_FILE_START): Include .level directives.
18825 * pa/hpux10.h (ASM_FILE_START): Delete.
18826 * pa/hpux11.h (ASM_FILE_START): Delete.
18828 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
18830 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
18832 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
18833 when reload_out equals reload_in.
18835 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
18837 * invoke.texi (Spec Files): New node: Describe the contents of
18840 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
18842 * invoke.texi (DEC Alpha Options): Put @end table at
18843 beginning of line, to avoid confusing texi2html.
18845 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
18847 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
18848 introduced in previous delta.
18850 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
18852 * reload1.c (gen_reload): When synthesizing a 3 operand add
18853 sequence, improve test for when to reload OP1 into the reload
18854 register instead of OP0.
18856 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
18858 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
18860 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
18862 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
18865 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
18867 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
18868 (va_dcl): Use __builtin_va_alist_t.
18870 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
18872 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
18873 on the permanent_obstack.
18874 * dwarfout.c (output_type): Likewise.
18876 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
18878 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
18879 Merged from c-typeck.c and cp/typeck.c.
18880 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
18881 Merged into c-common.
18883 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
18885 * c-lex.c (errorcount): Declare it.
18886 (finish_parse): Update errorcount when using CPPLIB.
18888 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
18890 * fixinc/inclhack.def(end_else_label): Double the backslash so
18891 sed gets a chance to see it.
18892 * fixinc/inclhack.sh: regen
18893 * fixinc/fixincl.x: regen
18895 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
18897 Add framework to support armv5 architecture when it becomes
18900 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
18901 (arm_arch5): New variable.
18902 (all_architectures): Add armv5 line.
18903 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
18904 -march=armv5 is specified on the command line.
18905 (arm_arch5): Export this variable.
18906 * invoke.texi: Document new string accepted by -march= switch for
18909 * config/arm/arm.h: Replace use of constant 12 as a register
18910 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
18911 * config/arm/arm.c: Replace use of constant 12 as a register
18912 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
18914 * config/arm/elf.h: Tidy up.
18915 * config/arm/coff.h: Tidy up.
18917 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
18919 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
18920 * gcc/config/mips/t-iris6gld: New file.
18921 * gcc/config/mips/iris6gld.h: Likewise.
18923 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
18925 * c-decl.c (widest_integer_literal_type_node,
18926 widest_unsigned_literal_type) : New.
18927 (init_decl_processing): Handle/use the two new types.
18928 * c-common.c (type_for_size,type_for_mode) : Same.
18929 * c-lex.c (yylex) : Same.
18930 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
18932 * c-tree.h (widest_integer_literal_type_node,
18933 widest_unsigned_literal_type) : New.
18935 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
18937 * dwarfout.c (field_byte_offset): Correctly compute the object's
18938 byte offset for the first bit of a field which crosses an alignment
18939 boundary on a !BYTES_BIG_ENDIAN target.
18941 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
18943 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
18946 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
18947 Jeff Law <law@cygnus.com>
18949 * ginclude/varargs.h (va_dcl): Use word_mode for type of
18952 * except.c: Include intl.h.
18953 (expand_eh_return): Set current_function_cannot_inline.
18954 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
18955 * function.h (struct function): Add eh_return_stub_label.
18956 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
18957 * Makefile.in (except.o): Depend on intl.h.
18959 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
18961 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
18962 same as offsettable in cases 1 and 2.
18964 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
18966 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
18967 (extlh, extwh): Likewise.
18969 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
18971 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
18973 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
18975 * configure.in: Add arm-pe and thumb-pe targets.
18976 * configure: Regenerate.
18978 * thumb.c (arm_naked_function_p): New function: Determines if
18979 a function is naked (has no gcc generated prologue/epilogue).
18980 (is_called_in_ARM_mode): Return true if the func has the
18981 interfacearm attribute.
18982 (output_return): Do not generate a return for naked functions.
18983 (thumb_function_prologue): Do not generate a prologue for
18985 (thumb_expand_prologue): Do not generate a prologue for naked
18987 (thumb_expand_epilogue): Do not generate an epilogue for naked
18989 (arm_valid_machine_decl_attribute): New function, copied from
18990 arm.c: Permit naked and interfacearm attributes.
18992 * config/arm/pe.c: New file: Support code for arm-pe target.
18993 * config/arm/pe.h: New file: Header file for arm-pe target.
18994 * config/arm/tpe.h: New file: Header file for thumb-pe target.
18995 * config/arm/t-thumb-pe: New file: Makefile fragment for
18998 1999-07-01 Mark Kettenis <kettenis@gnu.org>
19000 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
19001 -fPIC or -fpic is specified.
19003 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
19005 * expr.c (emit_block_move): Use copy_to_mode_reg for
19006 !TARGET_MEM_FUNCTIONS case too.
19008 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
19010 * configure: Rebuilt.
19011 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
19012 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
19013 definitions made redundant by dbxelf.h inclusion. Delete
19014 lots of definitions related to assembly output that are
19015 specific to the SOM object format.
19016 * pa.c (output_function_prologue): Do not emit the function's
19018 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
19019 * pa-pro.h: Deleted.
19020 * som.h: New file with SOM specific definitions.
19021 * elf.h: New file with ELF specific definitions.
19023 * elfos.h (const_section): Output a tab before assembler directives.
19024 (ctors_section, dtors_section): Likewise.
19025 (ASM_OUTPUT_SECTION_NAME): Likewise.
19027 * pa/pa1.h: Delete unused file.
19029 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
19031 * configure.in (hppa*-hp-hpux11*): New configuration.
19032 * configure: Rebuilt.
19033 * pa/pa-hpux11.h: New file.
19034 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
19037 * mips.md (leasi, leadi): New patterns.
19039 * expr.c (emit_block_move): Properly handle case where one of the
19040 block move arguments has a queued increment or decrement.
19041 (clear_storage): Similarly. Fix formatting goof.
19043 1999-06-28 "David O'Brien" <obrien@NUXI.com>
19045 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
19046 semicolon from the BSD VA_LIST replacement expression.
19048 * fixinc/inclhack.sh: regen
19049 * fixinc/fixincl.x: regen
19051 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
19052 now use the fixincl program.
19054 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
19056 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
19057 case. Also make the PIC register call_used.
19059 * m68k.h (FINALIZE_PIC): Delete.
19060 * m68k.c (finalize_pic): Delete.
19062 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
19064 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
19067 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
19069 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
19071 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
19073 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
19075 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
19077 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
19079 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
19081 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
19083 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
19085 * rs6000.c (output_toc): Always use hex values for floating-point
19086 constants. Store single-precision values in upper-half of TOC
19087 entry in 64-bit mode.
19088 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
19089 to final constraints.
19090 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
19091 (fctiwz): Improve accuracy of RTL for pattern.
19093 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
19095 * expr.c (expand_expr): Allow RTL_EXPR's through the
19096 MAX_INTEGER_COMPUTATION_MODE checks.
19098 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
19100 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
19101 such that MASK_SUPPORT_ARCH is not negative.
19103 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
19105 * loop.c (verify_dominator): Properly handle ADDR_VEC and
19106 ADDR_DIFF_VEC insns that appear inside loops.
19108 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
19109 Jeff Law <law@cygnus.com>
19111 * rs6000.md (movdf_hardfloat32): Revert previous patch.
19112 Handle LO_SUM the same as offsettable in cases 1 and 2.
19113 * rs6000.c (find_addr_reg): Revert previous patch.
19115 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
19117 * system.h (strstr): New external function declaration.
19118 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
19119 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
19120 * config.in, configure: Rebuilt.
19122 1999-06-24 Tom Tromey <tromey@cygnus.com>
19124 * gcc.c (main): Read user-specified specs files after computing
19125 additional startfile_prefixes.
19127 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
19129 Revert these two patches:
19131 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19132 * loop.c (strength_reduce): When doing biv->giv conversion, update
19133 reg note of NEXT->insn.
19135 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19136 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19138 (recombine_givs): Set ix field after sorting.
19140 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19142 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
19143 for the parts of an UNSPEC / UNSPEC_VOLATILE.
19145 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
19147 *fixinc/inclhack.def: Add fix development commentary
19148 (read_ret_type): reactivate and add selection clause
19149 (zzz_*): tweak output file name to match what is used in hackshell.tpl
19150 *fixinc/{fixincl.x|inclhack.sh}: regen
19152 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
19154 * expr.c (expand_expr): STRIP_NOPS before checking against
19155 MAX_INTEGER_COMPUTATION_MODE
19156 (check_max_integer_computation_mode): Likewise.
19158 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
19160 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
19162 1999-06-22 Jim Wilson <wilson@cygnus.com>
19164 * expr.c (store_expr): When target is a promoted subreg, return a
19165 promoted subreg as a result.
19167 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
19169 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
19171 (dwarf2out_define): Mark unused parameters appropriately.
19172 (gen_unspecified_parameters_die): Ditto.
19173 (gen_subprogram_die): Fix signed/unsigned warnings.
19174 (gen_variable_die): Ditto.
19176 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
19178 * fixinc/inclhack.def(end_else_label): combined else_label
19179 and endif_label and fixed the sed expression.
19180 *fixinc/{fixincl.x|inclhack.sh}: regen
19182 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
19184 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
19185 'x' when handling non-offsettable addresses
19187 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
19189 * final.c (shorten_branches): Don't try to split an insn that has
19192 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
19194 * config/mips/mips.c (symbolic_expression_p): New function.
19195 (mips_select_rtx_section): Put symbolic expressions in the
19196 data section, not the read-only data section.
19198 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
19200 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
19202 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
19204 * collect2.c (main): Log frame table count.
19205 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
19206 (scan_prog_file) [COFF]: Handle frame tables.
19208 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
19209 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
19210 * alpha/elf.h: Undef them again.
19211 * alpha/vms.h: Remove their definitions.
19213 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19215 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
19216 remove the clobber of r0 and change the REG_UNUSED note to
19219 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
19221 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
19222 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
19223 fits in HOST_WIDE_INT and one uses union to access a long constant
19226 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
19228 * sparc.c (sparc_override_options): Don't allow profiling for
19229 code models other than medlow.
19230 (sparc_function_profiler): New function from old FUNCTION_PROFILER
19231 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
19232 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
19233 (sparc_block_profiler): Likewise.
19234 (sparc_function_block_profiler_exit): Likewise.
19235 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
19236 (FUNCTION_BLOCK_PROFILER): Likewise.
19237 (BLOCK_PROFILER): Likewise.
19238 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
19239 (MCOUNT_FUNCTION): New.
19240 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
19241 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
19242 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
19243 (MCOUNT_FUNCTION): New.
19244 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
19245 (BLOCK_PROFILER): Delete.
19246 (MCOUNT_FUNCTION): New.
19248 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
19250 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
19252 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
19254 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19257 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19260 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19263 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
19266 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
19268 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
19271 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
19273 * i386/djgpp.h (LIB_SPEC): New.
19274 (STARTFILE_SPEC): New.
19276 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
19278 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
19280 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
19283 * system.h (WSTOPSIG): New macro.
19285 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
19287 * c-pragma.c (push_alignment): Don't ignore alignments greater than
19289 (insert_pack_attributes): Take into account member natural
19292 * i386/winnt.c (exports_head): New static variable.
19293 (i386_pe_record_exported_symbol): New function.
19294 (i386_pe_asm_file_end): Use.
19295 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
19296 symbols to be emitted at end of assembly.
19297 (ASM_DECLARE_OBJECT_NAME): Likewise.
19298 (ASM_DECLARE_FUNCTION_NAME): Likewise.
19300 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
19303 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
19305 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
19308 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
19310 * haifa-sched.c (sched_analyze_1): Use free_list instead of
19311 zapping reg_last_uses directly.
19312 (sched_analyze_2, sched_analyze_insn): Likewise.
19313 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
19315 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
19317 * rs6000.md (movdf_hardfloat32): Use worst case insn length
19318 attributes for cases 1 and 2.
19320 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
19322 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
19325 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
19327 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
19329 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
19331 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
19332 PIC_OFFSET_TABLE_REGNUM for general alloaction.
19333 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
19334 must be stacked if it is used for PIC accesses.
19335 * arm.c (use_return_insn): Handle PIC register specially.
19336 (output_return_instruction): Likewise.
19337 (output_func_{prologue,epilogue}): Likewise.
19338 (output_expand_prologue): Likewise.
19340 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
19341 (*strsi_predec): Renamed from *strqi_predec.
19342 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
19343 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
19345 * arm.c (arm_override_options): Remove warning about PIC code
19346 not being supported.
19348 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
19350 * rs6000.c (find_addr_reg): New function.
19351 * rs6000.h (find_addr_reg): Declare.
19352 (offsettable_addr_operand): Delete.
19353 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
19354 from and stores to GPRs.
19356 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
19358 * alpha.c (alpha_expand_block_move): Use get_insns rather than
19359 gen_sequence as argument to emit_no_conflict_block.
19361 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19363 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
19364 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
19365 *fixinc/fixincl.x: regen
19366 *fixinc/inclhack.sh: regen
19368 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
19370 * added support for -mpcrel (PC relative addressing for m68k)
19371 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
19372 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
19373 * m68k.c (print_operand_address): Handle 32-bit PIC case.
19374 (comments for general_src_operand): Add some explanation
19375 about EXTRA_CONSTRAINTS.
19376 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
19377 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
19378 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
19379 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
19380 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
19381 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
19382 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
19383 if not already set.
19384 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
19385 * m68k.h (TARGET_PCREL): New target flag.
19386 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
19387 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
19388 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
19389 contains a SYMBOL_REF. Relax this constraint during reload, since
19390 we want to use the predicates, not reload's built-in concept of a
19391 valid memory address, to control what insns need reloading.
19392 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
19393 operands (essentially 'g', 'm', and 's' under normal circumstances).
19394 * m68k.c (print_operand): Cause printing of pc-relative addresses
19395 to include pc register.
19396 (print_operand_address): Ditto.
19397 (general_src_operand): Accept operands that are not only
19398 general_operands, but are also valid when used as a pc-relative
19400 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
19401 (memory_src_operand): Similar, for memory_operands.
19402 (pcrel_address): New predicate to accept the special case of a
19403 pc-relative address.
19404 * m68k.md (many patterns): Rewrite common SImode, HImode, and
19405 QImode insns to accept *_src_operand instead of *_operand where
19406 pc-relative operands can fit. For example, a pc-relative operand
19407 can be used as a memory source operand for addsi3, but not as a
19408 memory destination.
19409 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
19411 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
19413 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
19414 .thumb_set pseudo op to mark aliases of thumb functions.
19416 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
19418 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
19419 preference to ASM_OUTPUT_DEF, if it is defined.
19421 * tm.texi: Document new, optional target macro
19422 ASM_OUTPUT_DEF_FROM_DECLS.
19424 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19426 * fixincludes: ISCNTL patch
19427 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
19428 (dgux_int_varargs): new for DG/UX
19429 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
19431 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
19433 * invoke.texi (ia32 options): Fix typo.
19435 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19437 * loop.c (strength_reduce): When doing biv->giv conversion, update
19438 reg note of NEXT->insn.
19440 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
19442 * loop.c (move_movables): Note issues with replacing REGs with
19444 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
19446 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
19448 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
19450 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
19451 the reference to `mcount' was not correct for the ELF on FreeBSD.
19453 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19455 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
19458 (recombine_givs): Set ix field after sorting.
19460 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
19462 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
19463 to safe to extract a subword out of a REG.
19465 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19467 * sh.md (mulsi3): Don't add a no-op move at the end.
19469 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19471 * cse.c (cse_insn): Don't put hard register source into tables for
19472 the last insn of a libcall.
19474 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19476 * loop.c (strength_reduce): Insert sets of derived givs at every
19477 biv increment, even if it's the only one.
19479 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
19481 * dwarfout.c (add_incomplete_type): New fn.
19482 (output_type): Call it.
19483 (retry_incomplete_types): New fn.
19484 (dwarfout_finish): Call it.
19486 From Eric Raskin <ehr@listworks.com>:
19487 (output_type): Output types for bases.
19489 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
19491 * mips.c (mips_output_conditional_branch): Add `break'
19492 between `default' label and `close braces'.
19494 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
19496 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
19497 specifications and make it realistic.
19498 (LIB_SPEC): Likewise.
19500 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
19502 * config/mips/mips.c (mips_secondary_reload_class): Check for
19503 (PLUS (SP) (REG)) and return appropriate register class.
19504 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
19505 Handle (PLUS (SP) (REG)).
19506 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
19507 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
19508 of emit_insn for tablejump.
19510 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
19512 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
19513 asm_fprintf format string by itself.
19514 (output_function_profiler): Likewise.
19516 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
19518 * combine.c (simplify_logical, case AND): Only call
19519 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
19520 or the constant is positive.
19522 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
19524 * configure.in: Fix typo in rs6000-ibm-aix4 case.
19525 * configure: Regenerate.
19527 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
19529 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
19530 require a sub-version #.
19531 * configure: Rebuilt.
19533 1999-06-14 Robert Lipe (robertlipe@usa.net)
19535 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
19537 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
19539 * c-typeck.c (process_init_element): Detect excess elements in
19540 char array initializer.
19542 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
19544 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
19546 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
19548 * invoke.texi (Option Summary): Add -fpermissive flag.
19550 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
19552 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
19553 that require PIC code sequences.
19555 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
19557 * configure.in: Add new target: thumb-elf.
19558 * configure: Regenerate.
19559 * config/arm/t-thumb-elf: New file: Makefile fragment for
19561 * config/arm/telf.h: New file: Header file for thumb-elf
19564 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
19566 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
19567 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
19568 initializers is some circumstances.
19570 * fixinc/inclhack.def (endif_label): Add additional selector for
19571 more bogus stuff after #endif statements.
19572 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
19574 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
19576 * i386/cygwin.h (SET_ASM_OP): Define.
19578 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
19580 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
19582 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19584 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
19587 * sh.md (ic_invalidate_line_i): Remove second alternative.
19589 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19591 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
19592 test for the presence of valid prototypes. Delete bypass expr.
19593 (ioctl_fix_ctrl): Correct the selection expression.
19594 (no_double_slash): Correct quoting rules
19595 *fixinc/fixincl.x: regen
19596 *fixinc/inclhack.sh: regen
19598 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
19600 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
19602 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19604 * rs6000.md (movsi_got_internal_mem): Delete.
19605 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
19606 (GOT_TOC_REGNUM): Delete.
19607 (PIC_OFFSET_TABLE_REGNUM): Define.
19608 (FINALIZE_PIC): Disable.
19609 * rs6000.c (rs6000_got_register): New code for fixed pic register.
19610 (rs6000_replace_regno): Delete.
19611 (rs6000_finalize_pic): Likewise.
19612 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
19614 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19616 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
19617 is a note; use <= for the compare; advance P while it is
19620 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
19622 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
19623 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
19625 * varasm.c (remove_from_pending_weak_list): Verify t->name
19626 is non-NULL before passing it to strcmp.
19628 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19630 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
19631 the typed arguments are not part of a comment
19632 (ioctl_fix_ctrl): Added a purpose comment
19633 *fixinc/fixincl.x: regenerate
19634 *fixinc/inclhack.sh: regenerate
19636 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19638 * invoke.texi: Add C4x invocation docs.
19640 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
19642 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
19644 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
19646 (c4x_legitimize_reload_address): New function.
19647 * config/c4x/c4x.md: Update docs.
19649 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
19651 * fixincludes: Avoid removing '.'.
19652 * fixinc/fixinc.svr4: Likewise.
19653 * fixinc/fixinc.winnt: Likewise.
19654 * fixinc/inclhack.tpl: Likewise.
19655 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
19657 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19659 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
19661 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
19663 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
19665 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
19668 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
19670 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
19671 * configure: Regenerate.
19673 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
19675 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
19678 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
19680 * fixinc/inclhack.def (avoid_bool): Also catch
19681 "typedef [unsigned] int bool".
19682 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
19684 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
19685 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
19686 * configure: Rebuilt.
19688 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
19690 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
19691 such that we can override its definitions if necessary.
19692 (CPP_SPEC): New define. Support processor specific predefines via
19694 (CC1_SPEC): New define. Support processor specific compiler
19695 options via %(cc1_cpu).
19696 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
19699 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19701 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
19702 between sed's -e flag, and the open-quote following it.
19703 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
19705 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
19706 Jeffrey A Law (law@cygnus.com)
19708 * varasm.c (assemble_start_function): Remove the function
19709 from the pending weak decls list when we define a function.
19710 (assemble_variable): Similarly for variables.
19711 (weak_finish): Ignore items on the list with a NULL name.
19712 (remove_from_ending_weak_list); New function to "remove" an item
19713 from the pending weak declarations list.
19715 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
19717 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
19719 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
19721 * c-lex.c (GETC): Redefine to call getch.
19722 (UNGETC): Redefine to call put_back.
19723 (putback_buffer): New structure type.
19724 (putback): New static structure.
19725 (getch): New function.
19726 (put_back): New function.
19727 (yylex): Replace unused bytes from bad multibyte character.
19729 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
19731 * cpplib.c (do_define): Cast `alloca' return value.
19732 (do_include, do_undef, do_pragma): Likewise.
19733 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
19735 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
19736 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
19738 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
19740 * sparc.md (abstf2): This should be an expand.
19741 (split after abstf2_notv9): Fix mode.
19742 (abstf2_hq_v9): New pattern.
19743 (abstf2_v9): Only use when no hard quad.
19744 (absdf2_v9): Fix if target is not the same as source.
19745 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
19746 Add correct output constraints.
19748 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
19750 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
19751 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
19753 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
19755 * mips.h (mips_output_conditional_branch): New function.
19756 (mips_adjust_insn_length): Likewise.
19757 (ASSEMBLER_SCRATCH_REGNUM): New macro.
19758 (ADJUST_INSN_LENGTH): Likewise.
19759 * mips.c (print_operand): Add `F' and `W' for floating-point
19760 comparison opcodes.
19761 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
19763 (mips_adjust_insn_length): New function.
19764 (mips_output_conditional_branch): New function.
19765 * mips.md (length): Adjust attribute definition to handle
19766 conditional branches. Change lengths to bytes, rather than
19767 instructions throughout. Remove length attribute from
19768 instructions whose length is four bytes, and rely on the default
19770 (dslot): Fix typo in comment.
19771 Reword conditional branch patterns to use
19772 mips_output_conditional_branch.
19774 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19776 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
19777 (LIB_SPEC): Likewise.
19778 Link with -lprof1_r for -g/-pg.
19780 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
19782 * loop.c (check_dbra_loop): Fix change of Jan 19.
19784 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
19786 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
19787 (STARTFILE_SPEC): Define, override the svr4.h version.
19788 (ENDFILE_SPEC): Likewise.
19790 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
19792 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
19793 * fixinc/fixincl.x: Regenerated.
19794 * fixinc/inclhack.sh: Regenerated.
19796 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19798 * sh.c (barrier_align): Don't return early for normal branch/barrier
19799 when optimizing for SH2.
19801 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
19803 * i386/udk.h (LINK_SPEC): Correct linker search path for
19806 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19808 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
19809 (braf_label_ref_operand): Delete.
19810 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
19811 * sh.md (casesi_jump_2): Operand1 is now the inside of a
19812 label_ref, and has no predicate.
19813 The patten has a predicate to guard against invalid substitutions.
19814 (dummy_jump): Delete.
19815 (casesi): Update use of casesi_jump_2.
19817 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19819 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
19820 *fixinc/fixincl.x: regenerate
19821 *fixinc/inclhack.sh: regenerate
19823 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
19825 * dwarf2out.c (add_incomplete_type): New fn.
19826 (gen_struct_or_union_type_die): Call it.
19827 (retry_incomplete_types): New fn.
19828 (dwarf2out_finish): Call it.
19830 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
19832 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
19833 current block starts with a CODE_LABEL and ends with a CALL and
19834 we can not find all the argument setup instructions for the CALL.
19836 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
19838 Revert this change:
19839 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
19840 something is a candidate for optimize_bit_field_compare.
19842 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
19844 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
19846 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
19848 * alpha.c (override_options): Thinko in last patch.
19850 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
19851 (LIB_SPEC): Recognize -pthread.
19853 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
19855 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
19856 definition in config/arm/coff.h
19857 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
19859 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
19861 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
19862 fixes that need "file=xxx\n" prepended before invocation
19863 (start_fixer - new): starting the fixer process is complex enough
19864 to warrent its own routine. It prepends the "file=xxx\n" stuff.
19865 (process): uses the new routine; omit usage of putenv()
19866 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
19867 * fixinc/fixincl.x: regenerate
19869 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
19871 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
19872 and version #s (1.1 -> 2.96) as needed.
19873 * README.g77: Kill way out of date file in the toplevel directory.
19875 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
19877 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
19878 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
19879 * configure: Rebuilt.
19880 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
19881 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
19882 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
19883 (SWITCH_TAKES_ARG): Likewise.
19884 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
19885 * config/t-freebsd: Moved from config/i386/ so it can used for all
19888 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
19890 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
19892 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
19894 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
19895 * configure: Rebuilt.
19897 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
19899 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
19900 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
19901 * rs6000/rs6000.c (rs6000_file_start): Use putc.
19902 (rs6000_output_load_toc_table): Same.
19903 (output_prolog, output_mi_thunk): Same.
19904 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
19905 (ASM_GLOBALIZE_LABEL): Use putc.
19907 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
19909 * alpha.md (reload_*_help): New patterns and splitters.
19910 (reload_*): Use them.
19911 (mov[qh]i): Likewise.
19913 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
19915 * cccp.c (handle_directive): Handle backslash-newlines in quoted
19918 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
19920 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
19922 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
19924 * flow.c (mark_regs_live_at_end, insn_dead_p,
19925 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
19926 and HARD_FRAME_POINTER_REGNUM special treatment if reload
19927 hasn't run or the frame pointer is needed.
19928 * haifa-sched.c (attach_deaths): Likewise.
19929 * sched.c (attach_deaths): Likewise.
19931 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
19933 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
19934 calculate_can_reach_end returns nonzero.
19936 * configure.in (native gas tests): Search for an assembler in the
19937 same manner that the installed compiler will.
19938 * configure: Rebuilt.
19939 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
19941 * alias.c (find_base_term): Improve handling of addresses
19942 constructed from binary operations.
19944 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
19946 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
19948 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
19950 * function.h (cleanup_label, frame_offset): Declare.
19951 (tail_recursion_label, tail_recursion_reentry): Likewise.
19952 (arg_pointer_save_area, rtl_expr_chain): Likewise.
19953 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
19954 (tail_recursion_label, tail_recursion_reentry): Likewise.
19955 (arg_pointer_save_area, rtl_expr_chain): Likewise.
19957 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
19959 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
19961 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
19962 (MAX_OFILE_ALIGNMENT): Define.
19964 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
19966 * fixincl.c: Replace local include scheme with #includes of
19967 gansidecl.h and system.h.
19968 * procopen.c: Likewise.
19969 * server.c: Likewise.
19971 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
19973 * i386/t-dgux (EXTRA_PARTS): Add crti.o
19974 (crti.o): Add build rule and dependencies.
19975 * fixinc/fixinc.dgux: Use modified _int_varargs.h
19977 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19979 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
19980 (LIB_LINUX_SPEC): Likewise.
19981 (LIB_LINUX_SPEC): Add support for -pthread
19982 (CPP_OS_LINUX_SPEC): Likewise.
19983 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
19986 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
19988 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
19990 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
19991 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
19992 for IEEE math and CC_FCOMI.
19993 (put_jump_code): No IEEE if CC_FCOMI is set.
19995 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
19997 * fold-const.c (fold_truthop): Make the field reference unsigned
19998 when converting a single bit compare.
20000 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20002 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
20004 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
20006 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
20007 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
20010 * reload.c (push_reload): Do not call remove_address_replacements
20011 when presented with identical optional reloads.
20013 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
20015 * alpha.h (MASK_FIX, TARGET_FIX): New.
20016 (MASK_*): Reorganize constants.
20017 (CPP_AM_FIX_SPEC): New.
20018 (TARGET_SWITCHES): Add FIX.
20019 (EXTRA_SPECS): Likewise.
20020 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
20021 (SECONDARY_MEMORY_NEEDED): Likewise.
20022 (REGISTER_MOVE_COST): Likewise.
20023 * alpha.c (override_options): Add FIX support. Always use
20024 ALPHA_TP_PROG for ev6.
20025 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
20026 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
20027 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
20029 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
20031 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
20032 something is a candidate for optimize_bit_field_compare.
20034 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
20036 * gcc.texi (Passes): Document branch-shortening.
20037 * invoke.texi (Debugging Options): Document the fact that `-dp'
20038 outputs length information for instructions.
20040 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
20042 * flow.c: Revert previous delta.
20044 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
20046 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
20047 FRAME_POINTER_REGNUM.
20048 (mark_set_1): Ditto.
20049 (mark_used_regs): Ditto.
20051 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
20053 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
20054 (GOT_PCREL): New macro. Define to 1 if not already defined.
20055 * arm/elf.h (GOT_PCREL): Define to 0.
20056 * arm.c (arm_finalize_pic): Take into account the setting of
20059 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
20061 * output.h (STRIP_NAME_ENCODING): Provide default definition.
20062 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
20064 * flow.c (mark_set_1): Do not record BLKmode stores as dead
20065 store elimination candidates.
20067 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
20069 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
20072 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
20074 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
20075 Add use of x-aix41-gld.
20077 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
20079 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
20080 (ASM_OUTPUT_DESTRUCTOR): Define.
20082 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
20084 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
20085 last CODE_LABEL in a loop if we have previously passed a jump
20086 to the top of the loop.
20088 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
20090 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
20091 applying Philip's patch.
20093 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
20095 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
20098 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
20100 * loop.c (strength_reduce): Grow reg_single_usage as needed.
20102 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
20104 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
20105 Also remove a useless comment.
20107 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
20109 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
20111 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
20113 * collect2.c (main): Only generate import or export file and add
20114 to link arguments if non-empty. Use xmalloc not alloca.
20115 (write_{export,import}_file): Delete.
20116 (write_aix_file): New function.
20117 (locatelib): Use xmalloc not malloc.
20118 (GCC_OK_SYMBOL): Do not check type if aix64.
20120 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
20122 Based on patch by Scott Bambrough and Pat Beirne:
20123 * config/arm/arm.c (making_const_table): New variable.
20124 * config/arm/arm.h (making_const_table): Declare.
20125 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
20127 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
20128 Keep track of when we are building the constant table.
20130 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
20132 * config/arm/arm.c (arm_override_options): Fix erroneous warning
20135 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
20137 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
20140 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
20142 * tm.texi (FUNCTION_ARG): Correct description of a stack element
20145 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
20147 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
20149 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
20151 * rs6000.c (output_mi_thunk): Enable full support again.
20153 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
20155 * sh.h (BRANCH_COST): Define.
20157 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
20159 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
20161 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
20163 * function.c (assign_stack_local): Align stack slot propertly.
20164 (assign_outer_stack_local): Likewise.
20166 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
20168 * expr.h (lang_expand_constant): Declare.
20169 * toplev.c (lang_expand_constant): Define it.
20170 * varasm.c (output_constant): Use it.
20172 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20174 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
20175 Change function definitions to K&R style.
20177 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20179 * fixinc/fixincl.c: We must not ignore SIGCLD now.
20181 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
20183 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
20184 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
20185 (several places): omit static initialization
20186 (process): use single fd, since only the read fd is used
20187 * fixinc/gnu-regex.c: define 'const' away, if not supported
20188 * fixinc/procopen.c(several places): omit static initialization
20189 * fixinc/server.c: define 'volitile' away, if not supported
20191 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
20193 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
20194 asm_fprintf and %L to generate the label name.
20195 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
20196 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
20198 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
20200 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
20201 insn for a conditional jump can not be found.
20203 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
20205 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
20206 on variables in specific sections other than .sbss and .sdata.
20208 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
20210 * stmt.c (expand_return): Call start_cleanup_deferral and
20211 end_cleanup_deferral around conditional code.
20213 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
20215 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
20216 filename lists. Utilizes new "krstr" AutoGen function.
20217 * fixinc/fixincl.x: Rebuilt.
20219 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
20221 * i386.c (output_float_compare): Avoid GNU-C extensions.
20223 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
20225 * version.c: Bump to distinguish mainline tree from the
20228 See ChangeLog.1 for earlier changes.