1 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
3 * warn_summary, test_summary: New scripts from
4 Kaveh Ghazi and Alexandre Oliva respectively.
6 * gcse.c (current_function_calls_longjmp): Declare.
8 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
10 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
12 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
13 Jeff Law (law@cygnus.com)
15 * Global CSE and constant/copy propagation.
16 * Makefile.in (OBJS): Add gcse.o
17 (STAGESTUFF): Add *.gcse.
18 (gcse.o): Add dependencies.
19 (mostlyclean): Remove *.gcse and */*.gcse.
21 * loop.c (loop_optimize): Move call to init_alias_analysis.
22 * recog.c (validate_replace_src): New function.
23 * toplev.c (gcse_dump): New global variable.
24 (flag_gcse, gcse_time): Likewise.
25 (compile_file): Initialize gcse_time and clean out the gcse dump
27 (rest_of_compilation): Call gcse_main as requested. Dump RTL
28 after gcse if requested.
29 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
31 * gcc.texi: Add gcse related internal documentation.
32 * invoke.texi: Note new command line options for gcse.
33 * tm.texi: Document AVOID_CCMODE_COPIES.
34 * mips.h (AVOID_CCMODE_COPIES): Define.
36 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
38 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
40 (stmp-fixproto): Simlarly for running fixproto.
41 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
43 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
45 * config/mips/mips.c (double_memory_operand): Accept any MEM during
46 reload when TARGET_64BIT.
48 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
50 Finish incomplete change started by Kenner.
51 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
52 (powerpcle-*-cygwin32): Delete xm_defines.
53 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
54 HAVE_STAB_H instead of NO_STAB_H.
55 * config/xm-linux.h (NO_STAB_H): Delete.
56 (HAVE_STAB_H): Undefine.
57 * config/i386/xm-go32.h (NO_STAB_H): Delete.
59 1998-05-19 Jim Wilson <wilson@cygnus.com>
61 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
62 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
64 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
66 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
68 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
70 * reload1.c (reload_reg_free_for_value_p): New function.
71 (allocate_reload_reg, choose_reload_regs): Use it.
73 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
75 * except.c (expand_start_catch): Correct logic for when to
76 generate a new handler label, and when to use the old one.
78 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
80 * Makefile.in (print-rtl.o): Depend on bitmap.h.
81 (dbxout.o): Depend on toplev.h.
82 ($(SCHED_PREFIX)sched.o): Likewise.
83 ($(out_object_file)): Likewise for system.h and toplev.h.
84 (cppmain.o): Depend on gansidecl.h.
86 (cpperror.o): Likewise.
88 (cpphash.o): Likewise.
89 (cppalloc.o): Likewise.
90 (fix-header.o): Depend on cpplib.h and cpphash.h.
91 (scan-decls.o): Depend on gansidecl.h.
93 * basic-block.h (free_regset_vector): Add prototype.
95 * cccp.c (check_precompiled): Mark parameter `fname' with
97 (do_assert): Likewise for `op' and `keyword'.
98 (do_unassert): Likewise.
99 (do_line): Likewise for `keyword'.
100 (do_error): Likewise for `op' and `keyword'.
101 (do_warning): Likewise.
102 (do_ident): Likewise for `keyword'.
103 (do_pragma): Likewise for `limit', `op' and `keyword'.
105 (do_if): Likewise for `keyword'.
108 (do_endif): Likewise.
110 * collect2.c (getenv): Remove redundant prototype.
111 (collect_exit, collect_execute, dump_file): Likewise.
112 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
113 (dump_prefix_list): Hide prototype and definition.
115 * sparc.c: Include toplev.h.
116 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
117 (symbolic_memory_operand): Likewise.
118 (sp64_medium_pic_operand): Likewise.
119 (data_segment_operand): Likewise.
120 (text_segment_operand): Likewise.
121 (splittable_symbolic_memory_operand): Likewise.
122 (splittable_immediate_memory_operand): Likewise.
123 (eq_or_neq): Likewise.
124 (normal_comp_operator): Likewise.
125 (noov_compare_op): Likewise.
126 (v9_regcmp_op): Likewise.
127 (v8plus_regcmp_op): Likewise.
128 (extend_op): Likewise.
129 (cc_arithop): Likewise.
130 (cc_arithopn): Likewise.
131 (small_int): Likewise.
132 (uns_small_int): Likewise.
133 (clobbered_register): Likewise.
134 (legitimize_pic_address): Likewise.
135 (delay_operand): Likewise.
136 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
138 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
139 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
141 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
143 * cppalloc.c: Include gansidecl.h.
145 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
146 (cpp_file_line_for_message): Mark parameter `pfile' with
148 (v_cpp_message): New function.
149 (cpp_message): Use it. Also convert to variable arguments.
150 (cpp_fatal): Likewise.
151 (cpp_pfatal_with_name): Constify parameter `name'.
153 * cppexp.c: Move gansidecl.h before cpplib.h.
154 * cpphash.c: Likewise.
155 * cpphash.h (hashf, delete_macro): Add prototypes.
157 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
158 cpplib.h. Don't include errno.h.
159 (update_path): Add arguments to prototype.
160 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
161 cpp_print_containing_files): Remove redundant prototypes.
162 (cpp_hash_cleanup, add_import, append_include_chain,
163 make_assertion, path_include, initialize_builtins,
164 initialize_char_syntax, finclude, validate_else, comp_def_part,
165 lookup_import, redundant_include_p, is_system_include,
166 read_name_map, read_filename_string, open_include_file,
167 check_macro_name, compare_defs, compare_token_lists,
168 eval_if_expression, change_newlines): Add prototype arguments.
169 (hashf): Remove redundant prototype.
170 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
171 conditional_skip, skip_if_group): Add prototype arguments.
172 (fdopen): Remove redundant prototype.
173 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
174 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
175 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
176 (struct directive): Add prototype arguments to function pointer
178 (handle_directive): Add missing arguments to call to `do_line'.
179 (do_include): Mark parameters `unused1' and `unused2' with
181 (do_line): Likewise for `keyword' and new parameters `unused1' and
183 (do_error): Likewise for `keyword'.
184 (do_warning): Likewise. Also add missing argument `pfile' in call
186 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
188 (do_ident): Likewise for `keyword', `buf' and `limit'.
189 (do_pragma): Likewise. Also add missing arguments in call to do_once.
190 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
192 (do_if): Likewise for `keyword'.
194 (eval_if_expression): Likewise for `buf' and `length'.
195 (do_xifdef): Likewise for `unused1' and `unused2'.
196 (do_else): Likewise for `keyword', `buf' and `limit'.
197 (do_endif): Likewise.
198 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
199 (cpp_handle_options): Remove superfluous NULL argument in call to
201 (cpp_handle_options): Likewise.
202 (do_assert): Mark parameter `keyword', `buf' and `limit' with
204 (do_unassert): Likewise.
205 (cpp_print_file_and_line): Add missing argument `pfile' in call to
206 cpp_file_line_for_message.
207 (v_cpp_error): New function.
208 (cpp_error): Use it. Also accept variable arguments.
209 (v_cpp_warning): New function.
210 (cpp_warning): Use it. Also accept variable arguments.
211 (cpp_pedwarn): Accept variable arguments.
212 (v_cpp_error_with_line): New function
213 (cpp_error_with_line): Use it. Accept variable arguments.
214 (v_cpp_warning_with_line): New function.
215 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
217 (cpp_pedwarn_with_line): Accept variable arguments.
218 (cpp_pedwarn_with_file_and_line): Likewise.
219 (cpp_error_from_errno): Constify parameter `name'. Add missing
220 argument `pfile' in call to cpp_file_line_for_message.
221 (cpp_perror_with_name): Constify parameter `name'.
223 * cpplib.h: Define PARAMS() in terms of PROTO().
224 (fatal): Remove redundant prototype.
225 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
226 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
227 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
228 cpp_fatal, cpp_message, cpp_pfatal_with_name,
229 cpp_file_line_for_message, cpp_print_containing_files): Add
230 arguments to prototypes.
231 (scan_decls, cpp_finish): Add prototypes.
233 * cppmain.c: Include gansidecl.h.
234 (main): Remove unused variable `i'.
236 * dbxout.c: Include toplev.h.
238 * demangle.h (do_tlink, collect_execute, collect_exit,
239 collect_wait, dump_file, file_exists): Add prototype.
241 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
242 prototype and definition.
243 (gen_unspecified_parameters_die): Don't assign results of call to
244 function new_die() to unused variable `parm_die'.
245 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
246 (dwarf2out_define): Likewise for `lineno' and `buffer'.
248 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
249 prototype and definition.
250 (output_die): Add prototype arguments to function pointer arg.
251 (output_unspecified_parameters_die): Mark parameter `arg' with
254 * except.c (output_exception_table_entry): Remove unused variable
257 * except.h (expand_fixup_region_start, expand_fixup_region_end):
260 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
262 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
264 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
265 before cpplib.h, include cpphash.h, remove redundant prototype of
266 cpp_fatal, don't define `const', add a prototype for `fatal'.
267 (cpp_file_line_for_message): Add missing arguments `pfile'.
268 (v_cpp_message): New function.
269 (cpp_message): Use it.
270 (v_fatal): New function.
271 (fatal, cpp_fatal): Use it.
272 (cpp_pfatal_with_name): Constify parameter `name'.
274 * flow.c (free_regset_vector): Remove redundant prototype.
276 * function.c (round_down): Wrap prototype and definition with
277 macro ARGS_GROW_DOWNWARD.
278 (record_insns): Wrap prototype and definition with
279 defined (HAVE_prologue) || defined (HAVE_epilogue).
281 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
283 * gen-protos.c: Include gansidecl.h.
284 (hashf): Don't make it static, constify parameter `name'.
286 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
287 specifier %s in calls to function `fatal'.
289 * haifa-sched.c: Include toplev.h.
290 (find_rgns): Remove unused variable `j'.
292 * integrate.c (note_modified_parmregs): Mark parameter `x' with
294 (mark_stores): Likewise.
296 * jump.c (mark_modified_reg): Likewise.
298 * output.h (insn_current_reference_address): Add prototype.
299 (eh_frame_section): Likewise.
301 * print-rtl.c: Include bitmap.h.
303 * reload1.c (reload): Wrap variables `note' and `next' in macro
304 PRESERVE_DEATH_INFO_REGNO_P.
305 (forget_old_reloads_1): Mark parameter `ignored' with
307 (choose_reload_regs): Remove unused variable `in'.
308 (reload_cse_invalidate_mem): Mark parameter `ignore' with
310 (reload_cse_check_clobber): Likewise.
312 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
313 (mark_elimination): Fix typo in prototype.
315 * scan-decls.c: Include gansidecl.h.
317 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
319 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
321 * function.c (identify_blocks): Fix thinko when setting the
322 block number for NOTE_INSN_BLOCK_END.
324 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
326 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
329 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
330 underscores for the prefixes to the names of the maths functions.
332 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
333 comment explaining why.
335 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
337 * tree.h (TYPE_SIZE_UNIT): New.
338 (struct tree_type): Add size_unit member.
339 * stor-layout.c (layout_type): Initialize it.
340 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
341 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
343 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
345 * stor-layout.c (layout_record): Fix off-by-one error when checking
346 length of the TYPE_BINFO vector.
348 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
350 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
351 function parameter passed in memory.
353 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
355 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
356 Prototypes for externally used functions in respective C files.
357 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
358 final.c: Include above files.
359 * Makefile.in (toplev.o): Add dependency for above four headers.
361 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
362 respective header files.
364 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
366 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
367 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
368 the build tree if they exist.
369 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
371 (objdir): Let configure substitute value.
372 (FLOAT_H): Let configure select a pre-built version from the
374 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
375 * configure.in: Substitute for objdir.
377 * Makefile.in (build_canonical, host_canonical): Let configure
378 substitute values for these variables.
379 * configure.in: Substitute for build_canonical, host_canonical
380 and target_subdir in generated Makefile.
382 * output.h (find_basic_blocks): Declare.
383 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
385 * Makefile.in (BISON): Use bison from the build tree if it exists.
388 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
390 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
391 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
392 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
393 command line arguments to see if an executable is not being
394 created, and if so - do not append the suffix.
396 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
399 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
401 * i386.h (ALIGN_DFmode): Delete.
402 (CONSTANT_ALIGNMENT): Define.
403 * varasm.c (force_const_mem): Use it.
405 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
407 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
408 using it with swap_condition, not before.
410 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
412 * alias.c (mode_alias_check): Delete.
413 (true_dependence, anti_dependence, output_dependence): Revert April 21
416 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
418 * toplev.c (output_lang_identify): Enable prototype and definition.
420 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
422 * version.c: Bump for snapshot.
424 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
426 * alpha/osf.h (HAVE_STAMP_H): Define.
428 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
429 * configure.in (alpha*-*-netbsd*): New.
430 Based on patches from Paul H. Anderson <pha@pdq.com>.
432 * configure.in (alpha*-*-linux-*): Kill xm_defines.
433 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
434 * alpha/xm-linux.h: Remove file.
436 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
438 * dbxout.c (dbxout_parms): If mode of type of parameter living
439 in memory doesn't match mode of DECL_RTL, make big endian correction.
441 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
443 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
445 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
447 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
448 * stor-layout.c (layout_record): Set it.
450 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
452 * toplev.c (rest_of_compilation): Don't defer nested functions.
454 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
456 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
457 to an 8-byte boundary if info_ptr->fpmem_p.
459 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
461 * loop.c (basic_induction_var): Added test preventing
462 CCmode parameter passed to convert_modes().
464 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
466 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
467 input_filename and lineno around expand_expr call. Set them to values
468 in WFL before expand_expr call.
470 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
472 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
474 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
476 * fold-const.c (constant_boolean_node): New function.
479 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
481 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
482 Abort if trying to split kind 3 or 4 outside of combine.
484 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
486 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
488 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
490 * objc/Make-lang.in (OBJC_O): Add missing exeext.
491 (libobjc.a, runtime-info.h): Likewise.
493 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
495 * i386.h (DATA_ALIGNMENT): Define.
497 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
499 * reload1.c (delete_output_reload): Ignore single USE that
500 was emitted for the pseudo use of this INSN.
501 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
502 remains, we can always delete OUTPUT_RELOAD_INSN.
504 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
506 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
508 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
510 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
512 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
514 * eh-common.h: New file for basic EH data structures.
515 * except.h: Various prototypes and structures for NEW_EH_MODEL
516 * function.h (struct function): Add a struct eh_stack for the catch
518 * except.c (gen_exception_label): New function to generate an
520 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
521 (push_entry): New function to push an existing entry onto a stack.
522 (receive_exception_label): New function to emit the code required
523 at the start of all catch blocks.
524 (struct func_eh_entry): New structure for maintaining handlers
525 associated with EH regions.
526 (new_eh_region_entry): New function to register an EH region.
527 (add_new_handler): New function to register a handler with a region.
528 (get_new_handler): Creates anew handler entry for registering.
529 (find_func_region): New function to convert a NOTE eh region number
530 to an Eh region index.
531 (get_first_handler): New function to get the first handler in a region.
532 (clear_function_eh_region): New function to release memory.
533 (duplicate_handlers): New function to duplicate a list of handlers.
534 (expand_eh_region_end): Create a new region entry node as well.
535 (expand_leftover_cleanups): Call receive_exception_label() and
536 register the cleanup as a handler to the current region.
537 (expand_start_catch): New function to start a catch clause.
538 (expand_end_catch): New function to end a catch clause.
539 (expand_start_all_catch): restructure to not do the equivilent of
540 what expand_start_catch() does now. Push the exception region being
541 handled onto the catch stack.
542 (output_exception_table_entry): Issue an entry for each handler
543 associated with a region.
544 (set_exception_lang_code): New function for setting the language code.
545 (set_exception_version_code): New function to set the version number.
546 (output_exception_table): Output version and language codes.
547 (find_exception_handler_labels): Find handler labels using new scheme.
548 (is_exception_handler_label): New function, returns 1 if label is
549 present as a handler in some exception region.
550 (check_exception_handler_labels): Use the new scheme.
551 (init_eh_for_function): Initialize the catch stack.
552 (save_eh_status): Save the catch stack.
553 (restore_eh_status): Restore the catch stack.
554 (scan_region): Don't remove unreferenced handler label. Flow does it.
555 (get_reg_for_handler): New function to get the eh_context pointer
557 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
558 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
559 entry when processing END region rather that START region.
560 * flow.c (find_basic_blocks_1): Find all potential handler regions
561 now that we don't automatically know what the labels might be.
562 Let scan_region() remove unreferenced EH BEGIN/END labels.
563 * integrate.c (get_label_from_map): Put inlined labels onto the
564 permanent obstack since we dont know which ones might be exception
566 (save_for_inline_copying): Make new copies of all the handlers.
567 (expand_inline_function): Make new copies of all the handlers.
568 * libgcc2.c: Remove local struct decls, and include eh-common.h.
569 (find_exception_handler): With NEW_EH_MODEL the first matching
570 region we find is the right one. Add eh_info as a new parameter.
571 (__throw): Pass eh_info to find_exception_handler. Set handler
572 and pass use different regs under NEW_EH_MODEL.
574 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
576 * i960.h (hard_regno_mode_ok): Changed to function from array of
578 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
579 * i960.c (hard_regno_mode_ok): Changed to function from array of
582 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
584 * reload.c (remove_replacements): New function.
585 * reload.h (remove_replacements): Declare.
586 * reload1.c (choose_reload_regs): Disable some reloads that
587 belong to inherited reloads.
589 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
591 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
593 * reload1.c (merge_assigned_reloads): When merging, reset
594 reload_spill_index for the eliminated reload.
596 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
598 * haifa-sched.c (schedule_insns): Fix merge goof.
600 1998-05-13 Jim Wilson <wilson@cygnus.com>
602 * varasm.c (make_decl_rtl): Revert April 1 change.
603 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
604 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
605 Get function name from the SYMBOL_REF in the DECL_RTL, not from
607 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
610 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
612 * i386.c (notice_update_cc, output_float_compare): Disable
613 TARGET_CMOVE support.
615 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
616 Jeff Law <law@cygnus.com>
618 * rtlanal.c (find_reg_note): Ignore notes that are not on on
620 (find_regno_note): Likewise.
622 * Makefile.in (stor-layout.o): Depend on except.h
623 (varasm.o, function.o): Likewise.
624 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
626 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
627 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
628 ($(HOST_PREFIX_1)rtl.o): Likewise.
629 ($(HOST_PREFIX_1)bitmap.o): New host object.
630 * emit-rtl.c (toplevel): Include bitmap.h.
631 (gen_rtx): Handle 't' and 'b' nodes.
632 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
633 Print block number for block begin/end notes. Print 't' type
634 nodes as a pointer. Know that the 3rd argument of live range
635 start/stop notes is really a range_info rtx. If type is 'b', print
636 out argument as a bitmap.
637 * rtl.c: Include bitmap.c.
638 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
639 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
640 * rtl.def (RANGE_LIVE): New node to hold live information while we
641 recalculate the basic blocks.
642 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
643 (RANGE_VAR): New node, to hold information saved in symbol node for New
644 communicating live range information to the debug output functions.
645 * rtl.h (rtunion_def): Add rttree and rtbit fields.
646 (XBITMAP, XTREE): New accessor macros.
647 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
648 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
649 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
650 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
651 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
652 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
653 (RANGE_INFO_*): Likewise.
654 * sched.c (sched_analyze): Keep live range start/stop notes.
655 (unlink_other_notes): Likewise.
656 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
657 (unlink_other_notes): Likewise.
658 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
659 (BLOCK_LIVE_RANGE_FLAG): Likewise.
660 (DECL_LIVE_RANGE_RTL): Likewise.
661 (struct tree_block): Add live_range_flag, live_range_var_flag,
662 live_range_start and live_range_end.
663 (struct tree_decl): Add live_range_rtl field.
664 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
665 (accessor_from_format): Likewise.
667 * haifa-sched.c (schedule_block): Make verbose output line up.
668 Also add a blank line in printing the individual ready lists.
670 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
672 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
673 (c-lex.o): Depend on output.h.
674 (c-common.o): Likewise.
677 (integrate.o): Depend on toplev.h.
678 (regclass.o): Depend on output.h.
679 (final.o): Depend on reload.h.
681 * c-common.c: Include output.h.
682 (check_format_info): Remove unused variable `integral_format'.
684 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
685 `indent' with ATTRIBUTE_UNUSED.
686 (print_lang_type): Likewise.
687 (maybe_build_cleanup): Likewise for parameter `decl'.
688 (copy_lang_decl): Likewise for parameter `node'.
690 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
691 (lang_print_xnode): Mark parameters `file', `node' and `indent'
692 with ATTRIBUTE_UNUSED.
693 (lookup_interface): Likewise for parameter `arg'.
694 (is_class_name): Likewise.
695 (maybe_objc_check_decl): Likewise for parameter `decl'.
696 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
698 (maybe_objc_method_name): Likewise for parameter `decl'.
699 (build_objc_string): Likewise for parameters `len' and `str'.
701 * c-lex.c: Include output.h.
703 * c-lex.h (position_after_white_space): Correct typo in prototype.
705 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
706 c_expand_end_cond, init_iterators): Add prototypes.
708 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
709 with ATTRIBUTE_UNUSED.
711 * calls.c: Include output.h.
713 * cccp.c (pipe_closed): Mark parameter `signo' with
716 * combine.c: Move inclusion of expr.h to after insn-config.h.
718 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
719 as empty, rather define as ((void)0).
721 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
722 Add parentheses around assignment used as truth value.
724 * cplus-dem.c (squangle_mop_up): Change return type to void.
725 (internal_cplus_demangle): Remove unused parameter `options'.
727 (cplus_demangle_opname): Remove function wide variable `int i' and
728 replace with `size_t i' at each location where it is used.
729 (cplus_demangle_opname): change type of `i' from int to size_t.
731 * cppexp.c (right_shift): Mark parameter `pfile' with
734 * cpphash.c (cpp_lookup): Likewise.
735 (cpp_hash_cleanup): Likewise.
737 * cpplib.c (parse_name): Add a prototype and make it static.
738 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
739 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
740 (macro_cleanup): Likewise for parameter `pfile'.
741 (file_cleanup): Likewise.
743 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
744 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
746 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
747 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
749 * cse.c (cse_check_loop_start): Mark parameter `set' with
752 * dbxout.c (flag_minimal_debug, have_used_extensions,
753 source_label_number): Move inside macro wrapper check against
754 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
756 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
758 * except.h (doing_eh): Provide prototype.
760 * expr.c: Move inclusion of expr.h to after insn-config.h.
762 * final.c: Include reload.h.
763 (shorten_branches): Cast the first argument of bzero to char *.
765 * fix-header.c (cpp_print_containing_files): Mark parameter
766 `pfile' with ATTRIBUTE_UNUSED.
767 (cpp_fatal): Likewise.
769 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
772 * genattrtab.c (make_length_attrs): Change the type of variable
773 `i' from int to size_t.
774 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
777 * genextract.c (main): When generating insn-extract.c, mark
778 variable `junk' with ATTRIBUTE_UNUSED.
780 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
781 argument of bzero to char*.
783 * integrate.c: Include toplev.h.
785 * libgcc2.c: Wrap `struct exception_table' and
786 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
788 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
790 * objc/objc-act.c: Include toplev.h.
791 (lang_print_xnode): Mark parameters `file', `node' and `indent'
792 with ATTRIBUTE_UNUSED.
793 (finish_protocol): Likewise for parameter `protocol'.
795 * output.h (declare_weak): Add prototype.
796 (decode_reg_name): Don't wrap with TREE_CODE macro.
797 (assemble_alias): Add prototype.
799 * regclass.c: Include output.h.
801 * reload.h (reloads_conflict): Add prototype.
803 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
804 output_func_start_profiler): Add prototypes.
806 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
809 * scan-decls.c: Include scan.h.
811 * scan.h (recognized_function, recognized_extern): Add prototypes.
813 * stmt.c: Include output.h.
815 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
816 (output_lang_identify): Hide prototype and definition.
817 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
818 (pipe_closed): Likewise.
820 * toplev.h (count_error, strip_off_ending, error_for_asm,
821 warning_for_asm): Add prototypes.
823 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
825 * toplev.c (rest_of_compilation): "Charge" final for any time
826 doing various cleanup operations after finishing compilation
829 * flow.c (dump_flow_info): Also print number of sets and
830 whether or not the pseudo is a user variable.
832 * flow.c (reg_n_max): New global variable.
833 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
834 Delete regno_max variable.
835 * regs.h (REG_N_CHECK): Define.
836 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
837 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
838 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
840 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
842 * acconfig.h (ENABLE_CHECKING): Undefine.
843 * configure.in (--enable-checking): New option.
845 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
847 * reload1.c (merge_assigned_reloads): Can merge
848 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
849 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
851 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
853 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
855 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
857 * reload1.c (gen_reload): Create REG_EQUIV notes.
859 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
861 * reload1.c (reload): Fix check for USEs to use code of pattern.
862 (choose_reload_regs): Remove dead variable use_insn.
864 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
866 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
868 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
870 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
872 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
873 (insn_{unit,issue_delay}): Ditto.
874 (blockage_range): Ditto.
875 (actual_hazard{,_this_instance}): Ditto.
876 (schedule_unit): Ditto.
877 (potential_hazard): Ditto.
881 (birthing_insn_p): Ditto.
882 (adjust_priority): Ditto.
883 (get_block_head_tail): Ditto.
884 (init_rgn_data_dependences): Ditto.
886 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
888 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
890 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
892 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
894 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
896 * config/mips/mips.md (dslot): Move after definition of "cpu"
897 attribute. Handle r3900 case.
899 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
901 * system.h: Define the STRINGIFY macro here.
902 * protoize.c: Not here.
903 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
905 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
907 * varasm.c (assemble_variable): Compute the alignment of the data
908 earlier so that both initialized and uninitialized variables are
909 effected by DATA_ALIGNMENT.
910 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
912 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
914 * mips.c: Prototype static functions.
916 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
918 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
919 Add explanatory comments.
921 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
923 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
925 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
927 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
929 * varasm.c (make_decl_rtl): Disable April 1 change.
931 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
933 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
935 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
937 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
938 * alpha.c (print_operand): Handle it.
939 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
940 related define_splits. Also add peepholes for SImode reload
941 plus sign_extend lossage.
943 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
945 * genattr.c: Include stdarg.h/varargs.h. Change function
946 `fatal' to use variable arguments instead of faking it with
947 integer parameters. Provide a prototype which also
948 checks the format specifiers using ATTRIBUTE_PRINTF_1.
950 * genattrtab.c: Likewise.
951 * gencodes.c: Likewise.
952 * genconfig.c: Likewise.
953 * genemit.c: Likewise.
954 * genextract.c: Likewise.
955 * genflags.c: Likewise.
956 * genopinit.c: Likewise.
957 * genpeep.c: Likewise.
958 * genrecog.c: Likewise.
959 * genoutput.c: Likewise. Similarly for function `error'.
961 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
963 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
964 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
965 * configure.in: Use GCC_C_VOLATILE.
966 * system.h (volatile): Define as empty if no volatile support is
969 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
971 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
974 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
976 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
977 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
978 the body of beq; additionally set the mode of the branch to CCmode for
979 FP compares and not fast_math.
980 (alpha_emit_conditional_move): Always use a compare insn for FP
981 when not fast_math, as well as setting CCmode on the cmov.
982 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
984 * machmode.h (COMPLEX_MODE_P): New macro.
986 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
988 * haifa-sched.c (print_exp): Fix typo.
990 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
992 * version.c: Bump for snapshot.
994 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
996 * final.c (final_scan_insn): Call fatal_insn instead of abort if
997 we could not split an insn when required to.
999 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1001 (peepholes): Disable peepholes that call dead_or_set_p.
1002 (movsi): Rewrite to handle addresses better after last change.
1003 Add define_split to split load of addresses in large/medium modes.
1004 (prologue): Call m32r_expand_prologue.
1005 (movsi_{push,pop}): Generators for push/pop.
1006 (movsi): Support PRE_{INC,DEC}, POST_INC.
1007 (mov{di,df}): Rewrite. Always split the insns.
1008 (movsf): Add define_split to get register load in correct mode.
1009 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1010 (attributes): Rewrite attributes so that type indicates both the
1011 type and the length of the insn directly.
1012 (all insns): Change to use new type attributes.
1013 (debug): New attribute to convey whether -mdebug was used.
1014 (opt_space): New attribute to convey whether -Os was used.
1015 (function units): Loads are 3 cycles, not 2. Better classify all
1016 insns into short/long.
1017 (load/store/extend insns): Add separate case for load/store
1018 indirect operations without an offset.
1019 (divsi3): Division is a long operation, not short.
1021 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1023 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1024 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1025 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1026 operands with PRE_{INC,DEC}, POST_INC.
1027 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1028 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1030 (gen_split_move_double): Declare.
1031 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1033 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1034 emit_move_insn, build up SET's directly.
1035 (toplevel): Include system.h, not stdio.h.
1036 (move_double_src_operand): Allow any DF or DI mode constant.
1037 (gen_split_move_double): Split moves of DI or DF values into the
1038 appropriate moves, loads, or stores. Don't handle use of auto
1039 inc/dec if using dead index. Do handle overlapping moves, etc.
1040 (m32r_frame_info): Remove prologue_size field.
1041 (m32r_compute_frame_size): Don't calculate prologue size.
1042 (m32r_output_function_prologue): Change to pretty much a NOP.
1043 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1044 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1045 (m32r_print_operand_address): Ditto.
1047 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1049 * reload1.c (emit_reload_insns): When performing expensive
1050 optimizations, do not output the last reload insn if OLD is
1051 not the dest of NSN and is in the src and is clobbered by INSN.
1053 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1055 * Makefile.in (genrtl.o): Depend on system.h.
1056 * gengenrtl.c (gencode): When creating genrtl.c, have it
1059 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1061 * config/m68k/t-linux: Remove extra stuff already included in
1064 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1066 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1067 curses.h if it contains `typedef char bool;', as suggested by
1068 Manfred Hollstein <manfred@s-direktnet.de>.
1070 * configure.in: Rename fixinc.math to fixinc.wrap.
1072 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1074 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1076 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1077 movdfcc_1): Disable.
1079 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
1081 * configure.in (enable_threads): Rename to enable_threads_flag before
1082 main loop. Set enable_threads to enable_threads_flag inside main
1085 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
1087 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
1090 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1092 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
1094 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
1095 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
1096 (AC_CHECK_FUNCS): Remove unused check for vprintf.
1098 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
1099 (cccp.o): Depend on gansidecl.h.
1102 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
1103 per the rest of gcc source.
1104 * cexp.y: Likewise. Include gansidecl.h and remove all code made
1107 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
1108 used when vfprintf is missing.
1111 * genattrtab.c: Likewise.
1112 * mips-tfile.c: Likewise.
1113 * toplev.c: Likewise.
1115 * vfprintf.c: New file.
1116 * doprint.c: New file.
1118 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
1120 * config/linux.h (ASM_COMMENT_START): Remove from here,
1121 * config/linux-aout.h (ASM_COMMENT_START): and here,
1122 * config/i386/linux.h (ASM_COMMENT_START): to here,
1123 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
1124 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
1127 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1129 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
1132 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
1134 * Makefile.in (dwarfout.o) Add toplev.h dependency.
1135 * dwarfout.c, i386.c: Include toplev.h
1136 * toplev.h: (pfatal_with_name) Add prototype.
1138 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
1140 * Makefile.in: Fix .SUFFIXES.
1142 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
1144 * config/linux.h (ASM_COMMENT_START): Define as "#".
1145 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
1147 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
1149 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
1150 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
1152 * toplev.c: Include toplev.h.
1153 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
1154 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
1155 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
1156 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
1157 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
1158 toplev.h dependency.
1160 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
1161 HARD_FRAME_POINTER_REGNUM.
1163 * expr.c (target_temp_slot_level): Delete duplicate definition.
1165 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
1167 * stmt.c (mark_seen_cases): Make it have external linkage again.
1168 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
1171 * haifa-sched.c (print_value, case SUBREG): Fix typo.
1173 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
1174 * i386.h (REG_CLASS_CONTENTS): Similarly.
1176 * toplev.c (-fsched-max): Delete flag.
1177 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
1178 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
1179 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
1182 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
1183 inner loops which are not reducible.
1185 * loop.c (regs_match_p): Fix typo in prototype.
1187 * regmove.c (try_auto_increment): Wrap declaration inside an
1188 #ifdef AUTO_INC_DEC.
1190 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
1192 * final.c (output_operand_lossage): Call fatal with the operand
1193 lossage message instead of calling abort.
1195 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1197 * c-common.c: Convert to using ctype macros defined in system.h.
1198 * c-lex.c: Likewise.
1200 * collect2.c: Likewise.
1201 * rs6000.c: Likewise.
1202 * cpplib.c: Likewise.
1203 * fix-header.c: Likewise.
1205 * gen-protos.c: Likewise.
1206 * pexecute.c: Likewise.
1207 * protoize.c: Likewise.
1211 * tlink.c: Likewise.
1212 * toplev.c: Likewise.
1214 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
1216 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
1217 Replace -gdwarf-2 with -g0.
1219 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1221 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
1222 * mips-tdump.c: Include system.h, remove redundant headers.
1223 * mips-tfile.c: Likewise. Also, convert all ctype function calls
1224 to calls of the macro versions defined in system.h.
1226 * objc/Make-lang.in (objc-act.o): Depend on system.h.
1227 * objc/objc-act.c: Include system.h, remove redundant headers.
1229 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1231 * configure.in (AC_CHECK_FUNCS): Add isascii.
1232 (GCC_NEED_DECLARATIONS): Add atof.
1234 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
1235 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
1237 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1239 * system.h: Wrap time.h and sys/file.h in autoconf checks.
1240 Provide default definitions for O_RDONLY and O_WRONLY here.
1242 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
1244 1998-05-06 Mark Mitchell <mmitchell@usa.net>
1246 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
1248 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
1250 * toplev.h: New file. Protypes for functions in toplev.c.
1251 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
1252 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
1253 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
1254 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
1255 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
1256 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
1257 varasm.c: include it.
1259 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
1260 Jim Wilson (wilson@cygnus.com)
1262 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
1263 blocks. Check for 1 successor which is the EXIT_BLOCK.
1265 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
1266 unreachable loops with more than one block.
1268 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
1270 * fix-header.c (write_rbrac): Add "abort" to functions which need to
1273 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
1275 * Check in merge from gcc2. See ChangeLog.12 for details.
1277 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
1279 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
1280 accept 'a' flag. 'S' does accept 'a' flag.
1281 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
1284 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
1286 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1288 * config/m68k/m68k.h: Declare functions from m68k.c used in
1289 macros and machine description.
1290 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
1292 (ASM_OUTPUT_FLOAT): Likewise.
1293 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1295 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
1297 * tree.def: Add NAMESPACE_DECL.
1298 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
1299 * dwarf2out.c (push_decl_scope): Likewise.
1300 (scope_die_for): Likewise.
1301 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
1302 how to get next context level.
1304 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
1306 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
1309 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
1311 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
1313 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
1314 for any insns skipped at the start of a block because they were
1317 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
1319 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
1321 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
1323 * c-common.c (format_char_info): Add new field hhlen.
1324 (print_char_table, scan_char_table, time_char_table): Initialize
1325 hhlen field appropriately.
1326 (char_format_info): Recognize hh modifier and lookup correct char
1329 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
1331 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
1332 reference if this is a store.
1334 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
1336 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
1338 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
1340 Make UnixWare 7 bootstrap support work with final shipping product.
1341 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
1342 Pick up xm-siglist and xm-alloca.
1343 (xm_defines): Add USG so dbxout will build.
1344 * configure: Regenerate.
1346 Sun May 3 13:51:34 PDT 1998 Richard Henerson <rth@cygnus.com>
1348 Support for official Sparc V9 ABI:
1349 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
1350 Care for flag_pcc_struct_return default.
1351 (output_move_quad): Rewrite to move by halves on v9 and in the
1353 (move_quad_direction): New function.
1354 (output_fp_move_quad): Use it to determine the direction of copy.
1355 (function_arg_slotno): Return -1 for FP reg overflow as well.
1356 (function_arg_record_value*): New functions.
1357 (function_arg): Use them. Streamline unprototyped parameter passing.
1358 (function_arg_pass_by_reference): Pass TCmode by reference.
1359 (function_value): New function.
1360 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
1361 long long in 64-bit mode.
1362 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
1363 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
1364 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
1365 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
1366 (BASE_INCOMING_ARG_REG): Likewise.
1367 (FUNCTION_VALUE): Call function_value.
1368 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
1369 * sparc.md (movdi_sp32_v9): Disable for arch64.
1370 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
1371 (call_value_address_sp64): Remove register class constraints.
1372 (call_value_symbolic_sp64): Likewise.
1373 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
1374 v9 case to 32-bit constants.
1375 (goto_handler_and_restore_v9): Provide a version for arch64.
1376 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
1377 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
1378 (CPP_PREDEFINES): New.
1379 * sparc/sp64-elf.h: Likewise.
1380 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
1381 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
1382 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
1384 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
1386 * version.c: Bump for snapshot.
1388 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1390 * reload.c (find_reloads): Emit USEs to mark where a pseudo
1391 is reloaded with the MEM of its stack slot.
1392 * reload1.c (cannot_omit_stores): Delete.
1393 (reload): Don't initialize it.
1394 Don't apply avoid_return_reg logic to USEs.
1395 When done, remove USEs that have a REG_EQUAL note on them.
1396 (emit_reload_insns): Handle case where we have inherited a MEM.
1397 (choose_reload_regs): Likewise.
1398 (delete_output_reload): Don't use cannot_omit_stores.
1400 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
1402 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
1404 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
1406 * haifa-sched.c (print_{exp,value}): Various changes to make the
1407 debug output easier to read. Also, use only one buffer, and make
1408 sure the buffer we are passed in doesn't overflow.
1409 (safe_concat): Concatenate to a buffer without overflow.
1411 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1413 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
1416 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1418 * sched.c (new_insn_dead_notes): Check if the register was
1419 used in the original instruction.
1420 * haifa-sched.c (new_insn_dead_notes): Likewise.
1422 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
1424 * dwarf2out.c (scope_die_for): If could not find proper scope,
1425 check for and handle tagged type with incorrect TYPE_CONTEXT.
1427 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
1429 * calls.c (expand_call): Fix recognition of C++ operator new.
1431 * alias.c (mode_alias_check): Disable type based alias detection.
1433 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
1435 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
1436 ASM_OUTPUT_WEAK_ALIAS): Define.
1437 * config/mips/elf64.h: Same.
1438 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
1439 ASM_WEAKEN_LABEL): Removed.
1441 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1443 * calls.c (expand_call): Bump the length limit on the specially
1444 recognized function names to 17.
1446 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
1448 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
1449 when undefining macros at the end.
1451 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
1452 val or len has TREE_SIDE_EFFECTS set.
1454 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
1455 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
1456 (smuldi3_highpart): Call const v8plus routine.
1457 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
1458 (const_smulsi3_highpart_v8plus): New pattern.
1459 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
1460 (umulsidi3): Call const v8plus routine.
1461 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
1463 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
1464 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
1466 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
1468 * m32r.c (*_oper{and|ator}): Change enum arguments and return
1469 values to int, so they can be prototyped even in files that don't
1471 ({small,large}_insn_p): Ditto.
1472 (m32r_select_cc_mode): Ditto.
1473 (gen_compare): Ditto.
1474 (function_arg_partial_nregs): Ditto.
1475 (m32r_setup_incoming_varargs): Ditto.
1476 (init_reg_tables): Add prototype.
1477 (m32r_frame_info): Add prolog_size field.
1478 (m32r_compute_frame_size): Calculate the size of the prologue.
1479 (m32r_first_insn_address): Return prologue size.
1480 (m32r_output_function_prologue): Calculate frame size before
1481 printing out information. Print out the prologue size.
1483 * m32r.h: Prototype all functions in m32r.c.
1484 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
1486 * m32r.md (bcc functions): Cast enum's to int.
1488 * m32r.c (conditional_move_operand): Silence a debug message.
1489 ({small,long}_insn): New predicates.
1491 * m32r.h (TARGET_M32R): New macro.
1492 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
1493 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
1495 (ISSUE_RATE): Define as 2.
1497 * m32r.md (insn_size): New attribute.
1498 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
1500 (m32r): New attribute.
1502 * configure.in (enable_haifa): Switch m32r to Haifa by default.
1503 * configure: Regenerate.
1505 (Changes from Nick Clifton <nickc@cygnus.com>)
1506 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
1507 the equivalent of a negated 'I' constraint.
1508 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
1509 optimisation to work.
1511 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
1512 than 'I' since the value is negated.
1513 (peephole): Add peephole optimisation to cope with optimization of
1514 divide and subtracts of the same operands.
1516 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
1520 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
1523 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
1525 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
1527 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
1529 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
1530 frame_pointer_rtx not FRAME_POINTER_REGNUM.
1532 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
1534 * reg-stack.c: Revert last patch (Apr 20).
1535 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
1537 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
1539 * loop.c (check_dbra_loop): New locals jump, first_compare, and
1540 compare_and_branch. Call get_condition to set first_compare.
1541 Set compare_and_branch to number of compare/branch instructions.
1542 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
1543 Replace '2' with compare_and_branch.
1545 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1547 * cplus-dem.c (demangle_qualified): Replace missing else.
1549 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1551 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
1553 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1555 * sh.c (sh_expand_prologue, sh_expand_epilogue):
1556 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
1557 * sh.h (STACK_BOUNDARY): Likewise.
1559 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1561 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1563 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
1565 * system.h (abort): If abort is not defined, and neither is
1566 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
1567 reporting the line and filename of the error.
1569 * .gdbinit: Add breakpoints on exit and fancy_abort.
1571 * final.c (split_double): Avoid a compiler warning if
1572 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
1574 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
1575 for calling jump_optimize.
1577 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
1578 macros, rather than 0/1's.
1580 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
1582 * alpha.h (CONST_COSTS): Zero is always free.
1583 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
1585 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1587 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
1588 length in the name of a virtual table.
1590 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
1592 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
1594 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
1596 * version.c: Bump for snapshot.
1598 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
1600 * fold-const.c (fold_convert): Fix typo.
1602 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
1604 * alias.c (alias_invariant): New variable.
1605 (record_base_value): New argument INVARIANT.
1606 (memrefs_conflict_p): If a register has an entry in the alias_invariant
1607 array, try substituting that value for the register.
1609 * rtl.h: Declare record_base_value.
1611 * loop.c, unroll.c: Update callers of record_base_value.
1613 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
1614 ZERO_EXTEND do not affect base values.
1616 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
1618 * dbxout.c (dbxout_type): Fix typo.
1619 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
1621 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
1623 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
1625 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
1626 if the argument is the address of a structure or array.
1628 * configure.in: Enable Haifa scheduler by default for SPARC.
1630 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1632 * cse.c (cse_set_around_loop): Don't do optimization when
1633 new pseudos are created.
1635 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
1637 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
1639 (dbxout_type_method_1, dbxout_type): Likewise.
1640 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
1641 (dbxout_type): Fix check for when to print a type range in
1644 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1646 * (gen_shl_and, in case 1): Fix comparison with mask.
1648 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
1650 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
1651 pointer as second register in REG+REG pair.
1653 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1655 * c-common.c (check_format_info): Don't check for the 'x' format
1656 character twice, instead check for 'x' and 'X'
1658 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
1660 * Makefile.in (libgcc2.ready): Add explicit dependancy from
1661 $(STMP_FIXPROTO) to ensure all necessary include files have
1662 been created and to guarantee proper parallel builds.
1664 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1666 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
1667 register for stdarg functions.
1668 * sh.h (current_function_varargs): Declare.
1669 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
1671 1998-04-23 Jim Wilson <wilson@cygnus.com>
1673 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
1674 inhibit_libc is defined.
1676 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
1678 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
1680 * profile.c (tablejump_entry_p): New function.
1681 (branch_prob): Add code to recognize MIPS tablejump entry branch.
1682 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
1684 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
1686 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
1687 found, rather than at end of the loop, after the insn has been
1690 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
1692 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
1693 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
1695 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
1697 * loop.c (note_addr_stored): Correct function to take 2 arguments,
1700 * rtl.def (MATCH_INSN2): Add new matching pattern.
1701 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
1703 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
1705 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
1706 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
1708 * final.c (split_double): Sign extend both halves of a split CONST_INT.
1710 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
1712 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
1714 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1716 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
1717 (cplus_demangle_opname): Call mop_up_squangle.
1718 (cplus_demangle): Initialize squangle info, then call
1719 internal_cplus_demangle. (Most code moved there as well)
1720 (internal_cplus_demangle): New function, performs most of what use
1721 to be done in cplus_demangle, but is only called with this file.
1722 (squangle_mop_up): New function to clean up B and K code data.
1723 (mop_up): set pointers to NULL after freeing.
1724 (demangle_signature, demangle_template, demangle_class): Add
1725 switch elements to handle K and B codes.
1726 (demangle_prefix, gnu_special, demangle_qualified): Add
1727 code to handle K and B codes.
1728 (do_type, demangle_fund_type): Handle B and K codes.
1729 (remember_Ktype): New function to store K info.
1730 (register_Btype, remember_Btype): New functions for B codes.
1731 (forget_B_and_K_types): New function to destroy B and K info.
1733 1998-04-21 Jim Wilson <wilson@cygnus.com>
1735 * stmt.c (check_seenlabel): When search for line number note for
1736 warning, handle case where there is no such note.
1738 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
1740 * genemit.c (gen_exp): Allow machine description to set mode of
1743 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
1745 * alias.c (mode_alias_check): New function.
1746 (true_dependence, anti_dependence, output_dependence): Call
1749 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
1751 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
1752 (MIPS_STACK_ALIGN): Similarly.
1754 * c-common.c (type_for_mode): Handle TI types.
1755 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
1756 (init_decl_processing): Handle TI types.
1757 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
1759 * mips.c (block_move_loop): Test Pmode == DImode instead of
1761 (expand_block_move, save_restore_insns): Likewise.
1762 (function_prologue, mips_expand_prologue): Likewise.
1763 (mips_expand_epilogue): Likewise.
1764 * mips.h (POINTER_SIZE): Allow specific targets to override.
1765 (Pmode): Allow specific targets to override.
1766 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
1767 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
1768 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
1769 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
1770 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1771 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
1772 * mips.md (indirect, tablejump & casesi support): Test for
1773 Pmode == DImode instead of TARGET_MIPS64.
1774 (call patterns): Likewise.
1776 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1778 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
1779 for gen_rtx(MEM, ...).
1781 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
1783 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
1784 to not be so gross, and to properly function with PIC.
1786 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
1788 * frame.c (heapsort): Rename to frame_heapsort.
1790 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
1792 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
1794 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
1796 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
1798 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
1799 operands during and after reload.
1801 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1803 * final.c (shorten_branches, init_insn_lengths): Move code
1804 to free label_align, uid_shuid, insn_lengths, insn_addresses
1805 and uid_align from the former function into the latter one;
1806 Add code to clear these variables.
1807 * sh.h (label_align): Remove declaration.
1809 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
1811 * gcc.c (lang_specific_driver): Declare prototype properly so
1812 fatal can be passed to it without error.
1814 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
1815 * configure: Regenerate.
1816 * config.in: Add #undef's for strchr and strrchr.
1818 * protoize.c (toplevel): If we have rindex, but not strrchr, map
1820 (file_could_be_converted): Use strrchr, not rindex since rindex is
1821 not defined on Linux systems when _POSIX_SOURCE is defined.
1822 (file_normally_convertible): Ditto.
1823 (process_aux_info_file): Ditto.
1826 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
1827 a constant to an integer register, don't split the insns that do
1828 the simple AND and OR operations, rather just split each word, and
1829 let the normal movsi define split handle it further.
1831 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1833 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
1834 (split_branches): Call init_insn_lengths.
1836 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
1838 * i386.c: Include expr.h to get the change_address prototype
1841 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
1843 * reg-stack.c (subst_asm_stack_regs): Change to return the last
1844 new insn generated by this function.
1845 (subst_stack_regs): Likewise.
1846 (convert_regs): Record the last newly generated insn and use
1847 it for change_stack () instead of INSN.
1849 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
1851 * fix-header.c (enum special_file): Undefine enumerators if they
1852 are already defined by include files.
1853 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
1854 macro with '__' to not pollute user namespace.
1856 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
1858 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
1860 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
1862 * version.c: Bump for snapshot.
1864 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
1866 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
1868 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
1869 Add missing -Dpentium* options.
1870 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
1871 instead of CPP_CPU_DEFAULT.
1872 (EXTRA_SPECS): Add entry for cpp_cpu_default.
1874 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
1876 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
1877 negative in a stackless frame.
1878 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
1879 in stackless frame size. Support 64-bit stackless frame size.
1880 Combine fpmem offset calculations and don't add total_size to
1881 offset if not pushing a stack frame.
1883 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
1885 * regmove.c (fixup_match_1): In three places, in flag_exceptions
1886 check, change p to q.
1888 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
1890 * gcc.c (lang_specific_driver): Add new parm type to prototype.
1891 (added_libraries): New file scope static variable.
1892 (process_command): Initialize added_libraries. Pass it to
1893 lang_specific_driver.
1894 (main): Use added_libraries in check for no input files.
1896 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
1898 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
1899 code generation. Use 64 bit instructions in 32 bit mode when
1900 possible. Use V9 return instruction. UltraSPARC optimizations.
1902 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
1904 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
1906 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
1907 just pass zero. That will work regardless of the size of HARD_REG_SET.
1909 * libgcc2.c (__floatdisf): Fix a couple typos.
1911 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
1913 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
1915 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
1917 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
1919 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
1921 * emit-rtl.c (operand_subword_force): If a register can not be
1922 accessed by words, copy it to a pseudo register.
1924 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
1926 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
1928 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
1930 * tree.h (mark_seen_cases): Delete declaration.
1932 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
1934 * stmt.c (mark_seen_cases): Make static and add prototype.
1936 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1938 * frame.c: Include stdlib.h and unistd.h to possibly get various
1939 function prototypes. The fixproto script guarantees these header
1940 files exist on the target system.
1941 * libgcc2.c: Likewise.
1943 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
1944 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
1945 function parameters.
1946 * libgcc2.c (__udiv_w_sdiv): Likewise.
1948 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
1950 * varasm.c (asm_output_bss): Add prototype.
1951 (asm_output_aligned_bss): Likewise.
1953 * unroll.c (verify_addresses): Add prototype.
1955 * toplev.c: Add many prototypes. Too many to mention here.
1957 * stmt.c (check_seenlabel): Add prototype.
1959 * rtlanal.c (reg_set_p_1): Add prototype.
1960 (reg_set_last_1): Likewise.
1962 * reorg.c (find_dead_or_set_registers): Add prototype.
1964 * regmove (try_auto_increment): Add prototype.
1966 * reg-stack.c (pop_stack): Add prototype.
1968 * recog.c (validate_replace_rtx_1): Add prototype.
1969 (find_cosntant_term_loc): Likewise.
1971 * loop.c (regs_patch_p): Add prototype.
1972 (add_label_notes, count_nonfixed_reads): Likewise.
1973 (find_single_use_in_loop): Likewise.
1974 (express_from): Surround prototype with #ifdef.
1975 (giv_sort): Similarly.
1977 * jump.c (mark_modified_reg): Add prototype.
1979 * haifa-sched.c (is_prisky): Add prototype.
1980 (queue_to_ready): Likewise.
1982 * genextract.c (gen_insn): Add prototype.
1984 * genemit.c (max_operand_1): Add prototype.
1985 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
1986 (gen_expand, gen_explit, output_add_clobbers): Likewise.
1987 (output_init_mov_optab): Likewise.
1989 * genattrtab.c (attr_hash_add_rtx): Add prototype.
1990 (attr_hash_add_string, write_length_unit_log): Likewise.
1992 * genattr.c (init_range): Add prototype.
1994 * combine.c (sets_function_arg_p): Add prototype.
1996 * expr.c (store_constructor_field): Add prototype.
1997 (get_memory_usage_from_modifier): Likewise
1999 * expmed.c (synth_mult): Add prototype.
2000 (choose_multiplier, invert_mod2n): Likewise.
2002 * except.c (push_eh_entry): Add prototype.
2003 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2004 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2005 (start_dynamic_handler, can_throw): Likewise.
2006 (output_exception_table_entry, scan_region): Likewise.
2007 (eh_regs, set_insn_eh_region): Likewise.
2009 * dwarfout.c (decl_class_context): Add prototype.
2010 (output_inheritance_die, type_ok_for_scope): Likewise.
2012 * c-lex.c (skip_white_space_on_line): Add prototype.
2014 * alias.c (record_set): Add prototype.
2015 (find_base_term, base_alias_check): Likewise.
2017 * function.c (assign_outer_stack_local): Make static and add prototype.
2019 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2020 instead of computing it locally. Callers changed.
2021 (find_rgns): Several new arguments. Callers changed.
2022 Generally clean up and comment better. Use dominators to
2023 identify reducible loops. Convert some flag arrays to bitmaps.
2024 Convert most of the code to work on pred/succ lists instead of
2025 an edge table. Add comments for future improvements.
2026 (schedule_insns): Allocate temporary tables for flow data, call
2027 routines to compute flow data and pass it along to children as
2029 (debug_control_flow): Delete. Use dump_bb_data instead.
2031 * basic-block.h (compute_dominators): Declare.
2033 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2035 * basic-block.h: Declare them.
2037 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2039 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2042 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2044 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2045 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2046 node is non NULL. Cache last file name and file name identifier node.
2048 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2050 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2051 the length of an array, not TREE_TYPE.
2053 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2055 * flow.c (sbitmap_union_of_successors): New function.
2056 * basic-block.h (sbitmap_union_of_successors): Declare it.
2058 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2060 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2061 Set gnu_ld to gnu_ld_flag inside main loop.
2064 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2066 * toplev.c (compile_file): Call init_parse using new interface.
2067 (init_lex): Remove declaration.
2069 * c-lex.c (init_parse): Now returns char* containing filename.
2071 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2073 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2075 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2077 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2078 (gen{extract,peep,opinit,output}): Ditto.
2080 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
2081 global definition so print-rtl.o can be linked in.
2082 * gen{peep,recog}.c (insn_attr_name): Ditto.
2084 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
2086 * fixincludes: discard empty C++ comments, as found in sys/time.h
2089 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2091 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
2094 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
2096 * emit-rtl.c (operand_subword): Rework slightly to avoid
2097 bogus warning from previous change.
2099 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
2101 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
2102 Nov 8 find_replacement change. Move decls of get_unaligned_address
2103 * alpha.h: ... here.
2105 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
2107 * function.c (assign_parms): Initialize unsignedp before passing
2108 its pointer to promote_mode.
2110 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
2111 (write_test_expr): Allow MATCH_INSN.
2113 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
2115 * install.texi: Update section on warnings that can be safely ignored.
2117 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
2119 * mips.md (reload_outdi): Change the scratch mode from DImode to
2120 TImode. New variable scratch, used instead of operand[2] in template.
2121 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
2123 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
2125 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
2127 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
2129 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
2131 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
2133 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2134 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2136 * Idea and part of the patch from HJ.
2137 * Makefile.in: auto-host.h renamed from auto-config.h. All references
2139 (distclean): Remove auto-build.h too.
2140 * configure.in: Rename host autoconf generated file to auto-host.h.
2141 If host != build, then run autoconf to generate auto-build.h for
2142 the build machine and include it in build_xm_files.
2143 Check for wait.h and sys/wait.h.
2145 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
2146 TRULY_NOOP_TRUNCATION.
2148 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
2150 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
2152 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
2154 * invoke.texi (ld options) Include memset requirements
2155 for options -nodstdlib and -nodefaultlibs.
2157 1998-04-12 Paul Eggert <eggert@twinsun.com>
2159 This change is from an idea suggested by Arthur David Olson.
2161 * c-common.c (decl_attributes, record_function_format,
2162 check_format_info, init_function_format_info):
2163 Add support for strftime format checking.
2164 (enum format_type): New type.
2165 (record_function_format): Now static, and takes value of type
2166 enum format_type instead of int.
2167 (time_char_table): New constant.
2168 (struct function_format_info): format_type member renamed from is_scan.
2169 (check_format_info): Use `warning' rather than sprintf followed by
2170 `warning', to avoid mishandling `%' in warnings.
2171 Change `pedwarn' to `warning', since these warnings do not necessarily
2172 mean the program does not conform to the C Standard, as the code
2173 need not be executed.
2175 * c-tree.h (record_function_format): Remove decl; no longer extern.
2177 * extend.texi: Add documentation for strftime format checking.
2179 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
2181 * mips/ecoffl.h: Do not include mips.h.
2182 * mips/elf.h: Likewise.
2184 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
2185 * mips/ecoff.h: Include "mips/mips.h".
2187 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
2189 * version.c: Bump for snapshot.
2191 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
2193 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
2194 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
2195 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
2196 between loop optimization passes.
2197 * rtl.h: Updated appropriately.
2199 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
2201 Reinstall this patch from Jason.
2202 * function.c (push_function_context_to): Don't call init_emit.
2204 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
2206 * rtl.c (read_skip_spaces): Prevent infinite loops upon
2207 encountering unterminated comments.
2209 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
2211 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
2214 * configure.in: Handle --with-fast-fixincludes.
2215 (fixincludes): If --with-fast-fixincludes, then use a different
2216 fixincludes program by default.
2217 * Makefile.in (fixinc.sh): New rule.
2219 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
2221 * i386.md (movqi+1): Handle invalid QI register.
2222 (movsf_push-1): Likewise.
2224 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
2226 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
2228 symbolic_memort_operand(), call32_operand(), int8_operand(),
2229 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
2231 uint16_operand(): Made static.
2233 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
2235 * calls.c (expand_call): Fix typo.
2237 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
2239 * c-lex.c (finput): New global.
2240 (init_parse): Always included. Handle !USE_CPPLIB using
2241 code originally in compile_file.
2242 (finish_parse): Update for CPPLIB.
2243 * toplev.c (init_parse, finish_parse): Declare.
2244 (finput): Delete variable. Now in front-ends.
2245 (compile_file): Remove code which is now handled by init_parse
2246 which is unconditionally called. Similarly for finish_parse.
2248 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
2250 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2251 ASM_WEAKEN_LABEL): Add.
2253 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
2255 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
2256 * configure.in (alpha-*-linux*): Use them.
2258 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2260 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
2261 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
2262 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
2263 (build_expr_wfl): New prototype declaration.
2264 * tree.c (build_expr_wfl): New function, to build
2265 EXPR_WITH_FILE_LOCATION nodes.
2266 (copy_node): Don't zero TREE_CHAIN if copying a
2267 EXPR_WITH_FILE_LOCATION node.
2268 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
2269 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
2271 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
2273 * configure.in (v850): Use t-v850.
2274 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
2276 * protoize.c (creat, read, write): Do not declare.
2278 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
2279 refer to the CODE_LABEL before a dispatch table.
2281 * invoke.texi: Add ARC options.
2283 * gcc.c (proces_command): Improve error message for -o with
2286 * i386/x-cygwin32 (CLIB): Link in advapi32.
2288 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
2289 (ASM_IDENTIFY_LANGUAGE): Likewise.
2291 * i386.md (movqi recognizer): Don't perfom byte increment into
2294 * configure.in (x86-dg-dgux): Run fixinc.dgux.
2296 * i370.h: Fix typo in GEN_INT changes.
2298 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
2299 of an empty arglist in prototype.
2301 * Makefile.in: Remove bytecode crud that crept back in after the
2304 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
2306 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
2307 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
2309 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
2311 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2313 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
2315 * c-lex.c (is_class_name): Delete declaration.
2316 (whitespace_cr): Make static and add prototype.
2317 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
2318 yylex, get_directive_line): Turn declarations into prototypes.
2319 (position_after_whitespace, check_newline, yyerror,, is_class_name,
2320 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
2322 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
2324 * gencodes.c (gen_insn): Add prototype.
2325 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
2326 gen_peephole): Add prototypes.
2327 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
2329 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
2330 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
2331 genheader, gencode): Add prototypes.
2332 * genopinit.c (gen_insn): Add prototype.
2333 * genoutput.c (output_prologue, output_epilogue, scan_operands,
2334 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
2335 gen_expand, gen_split, n_occurrences): Add prototypes.
2336 * genpeep.c (gen_peephole): Add prototype.
2337 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
2338 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
2339 labels_in_range_p, count_loop_regs_set, note_addr_stored,
2340 loop_reg_used_before_p, scan_loop, replace_call_address,
2341 skip_consec_insns, libcall_benefit, ignore_some_movables,
2342 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
2343 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
2344 check_final_value, record_giv, update_giv_derive, basic_induction_var,
2345 simplify_giv_expr, general_induction_var, consec_sets_giv,
2346 check_dbra_loop, express_from, combine_givs_p, combine_givs,
2347 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
2348 last_use_this_basic_block, record_initial, update_reg_last_use,
2349 iteration_info, analyze_loop_iterations, insert_bct,
2350 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
2353 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
2355 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2357 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
2359 * config/mips/mips.c (siginfo): Deleted.
2360 (override_options): Don't install SIGINFO signal handler.
2362 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
2364 * loop.c (check_dbra_loop): When normalize comparison_val, add check
2365 to verify it is non-negative.
2367 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
2369 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
2370 (alpha_expand_block_clear): Likewise.
2372 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
2374 * tree.h (sizetype_tab): Fix previous change for K&R.
2376 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
2378 * version.c: Bump for snapshot.
2380 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
2382 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
2383 Add USG and POSIX to xm_defines.
2385 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
2387 * gcc.c: Add linker spec.
2388 (link_command_spec): Use %(linker) instead of ld.
2389 (main): If collect2 is requested as the linker, see if it exists;
2390 if not, use ld instead.
2392 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
2394 (install-collect2): Install as collect2, not ld.
2396 * configure.in(will_use_collect2): It's named collect2 now.
2398 * collect2: Remove checks to see if we were invoked recursively.
2399 (collect_execute): Use _spawnvp under cygwin32.
2401 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
2403 * haifa-sched.c (build_control_flow): Set unreachable for block whose
2404 only predecessor is itself.
2406 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2408 * c-parse.in: Include system.h, and remove stuff now made redundant.
2411 * protoize.c: Likewise. Properly check for cpp stringification.
2413 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
2416 * objc/Make-lang.in (objc-parse.o): Likewise.
2418 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2420 * gansidecl.h: Check if compiler supports __attribute__. Provide
2421 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
2422 __attribute__ when its available. Also provide definitions for
2423 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
2424 terms of ATTRIBUTE_PRINTF.
2426 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
2429 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
2431 * combine.c (can_combine_p): Include successor in volatile test.
2433 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2435 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
2438 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
2440 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
2441 in prototype and definition.
2443 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
2445 * version.c: Bump for snapshot.
2447 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
2449 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
2450 alpha_expand_unaligned_store_words.
2452 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
2454 * i386.md (movsf_push, movsf_mem): Remove.
2455 (movsf_push): Rename from movsf_push_nomove and move in front of
2456 movsf. Use nonmemory_operand predicate and don't bother checking
2458 (movsf_push_memory): New pattern.
2459 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
2460 both operands refer to memory then force operand[1] into a register.
2461 (movsf_normal): Change to unnamed pattern.
2462 Likewise for movdf, movxf, and friends.
2464 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
2466 * version.c: Bump for snapshot.
2468 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
2470 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
2472 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
2474 * configure.in (mips-wrs-vxworks): New target.
2476 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
2478 * expmed.c (synth_mult): The value -1, has no zeros, so it can
2479 never have the form ...011.
2481 * version.c: Bump for snapshot.
2483 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
2485 * i386.c (asm_output_function_prefix, load_pic_register):
2486 Use ASM_GENERATE_INTERNAL_LABEL properly.
2487 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
2488 (print_operand): Ignore it.
2489 (load_pic_register): Use it for the got load call.
2490 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
2491 (prologue_get_pc_and_set_got): Likewise.
2492 * i386.h: Update print_operand docs.
2494 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
2496 * i386.md (ffssi, ffshi): Rewrite as define_expands.
2497 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
2498 * i386.c (notice_update_cc): Recognize unspec 5.
2500 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
2502 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
2503 * alpha.c (print_operand): Handle it.
2504 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
2506 (fix_truncdfdi2): Likewise.
2508 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
2510 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
2511 of these into a single struct, with additional [us]sizetype entries.
2512 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
2513 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
2516 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
2518 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
2520 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
2522 * haifa-sched.c (split_block_insns): Don't supress insn splitting
2523 on subsequent passes.
2525 * alpha.c (hard_fp_register_operand): New function.
2526 * alpha.h (PREDICATE_CODES): Add it.
2527 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
2528 f<-m case and accompanying define_split.
2529 (trapb): Use a unique unspec_volatile number.
2531 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
2533 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
2536 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
2538 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
2541 * haifa-sched.c: Mirror recent changes from gcc2.
2543 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
2545 * Makefile.in (insn*.o): Depend on system.h.
2547 * pa.c (output_global_address): Initialize base.
2548 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
2550 1998-04-03 Mike Stump <mrs@wrs.com>
2552 * gthr.h: Support systems that don't have weak, but have threads.
2553 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
2554 * gthr-vxworks.h: New file.
2555 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
2557 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
2559 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
2561 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
2563 * ginclude/va-i960.h (va_end): Change void * to void.
2565 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2567 * Makefile.in (choose-temp.o): Depend on system.h.
2569 * choose-temp.c: Include system.h when IN_GCC.
2571 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
2572 Richard Henderson <rth@cygnus.com>
2574 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
2575 (move_replacements): New function.
2576 * reload.h: Prototype it.
2578 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
2580 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
2582 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
2585 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
2586 (gen_highpart): Likewise.
2587 * final.c (alter_subreg): Allow the target to hook by-mode subreg
2588 hard register number changes.
2590 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
2592 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
2593 rnbitsize, rnmode and rinner.
2594 (make_range): Initialize type.
2595 (fold): Initialize arg0, arg1 and varop.
2597 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
2599 (expand_function_start): Initialize last_ptr.
2601 * stor-layout.c (layout_record): Initialize desired_align.
2602 (get_best_mode): Initialize unit.
2604 * tree.c (copy_node): Initialize length.
2606 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
2608 * caller-save.c (insert_save_restore): Initialize pat, code and
2611 * emit-rtl.c (push_to_sequence): Initialize top.
2612 (push_topmost_sequence): Likewise.
2614 * genattrtab.c (simplify_by_exploding): Initialize defval.
2616 * profile.c (branch_prob): Initialize dest.
2618 * rtl.h (note_stores): Remove duplicate prototype.
2619 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
2621 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
2622 strings that are not actually lengths.
2624 * genattrtab.c: Make generated file use system.h, instead of
2625 including stdio.h, etc directly.
2626 * genextract.c, genopinit.c, genoutput.c: Likewise.
2627 * genpeep.c, genrecog.c: Likewise
2629 * genoutput.c (process_template): Mark operands in the generated
2630 function as potentially unused if compiling with GNU CC.
2632 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
2634 * pa.md (reload peepholes): Remove unused variable "mode".
2636 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
2638 * config/arm/thumb.h: Add super interworking support.
2639 * config/arm/thumb.c: Add super interworking support.
2640 * config/arm/thumb.md: Add super interworking support.
2641 * config/arm/lib1funcs.asm: Add interworking support.
2642 * config/arm/lib1thumb.asm: Add super interworking support.
2643 * config/arm/t-semi: Add interworking support.
2644 * config/arm/t-thumb: Add interworking support.
2645 * config/arm/README-interworking: New file.
2647 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
2649 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
2650 (MD_STARTFILE_PREFIX): Unset.
2652 1998-04-01 Mark Mitchell <mmitchell@usa.net>
2654 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
2655 entity in a local scope.
2657 * fold-const.c (fold): Call truthvalue_conversion for values which
2658 are folded to boolean type.
2660 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
2662 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
2663 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
2664 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
2665 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
2666 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
2667 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
2668 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
2669 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
2670 * md.texi: Likewise.
2672 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
2674 * fixincludes (limits.h): Fix nested comments in Motorola's
2675 limits.h and sys/limits.h.
2677 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
2679 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
2680 as dest of expand_binop call.
2682 * alpha.md (extzv): Correct check for valid operand[2] values.
2684 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
2687 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
2689 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
2691 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
2692 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
2694 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
2695 cygwin32 can override this to allow both unix and win32 style PATHs.
2697 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
2698 style environment paths.
2700 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2702 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
2703 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
2704 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
2707 * cpphash.c: Include config.h.
2708 * cppalloc.c: Include system.h. Add parameters to various
2709 function prototypes.
2710 * cpperror.c: Likewise.
2711 * cppexp.c: Likewise.
2712 * cpphash.c: Likewise.
2713 * cpplib.c: Likewise.
2714 * cppmain.c: Likewise.
2715 * fix-header.c: Likewise.
2717 * gen-protos.c: Likewise.
2718 * gengenrtl.c: Likewise.
2719 * halfpic.c: Likewise.
2721 * scan-decls.c: Likewise.
2724 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
2726 * README.gnat: Add lang_print_xnode definition.
2728 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2730 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
2731 fmovecr on the 68060.
2733 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
2735 * genemit.c (DONE): Rework so that it works in the true arm if
2736 an if-else conditional.
2739 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
2741 * rs6000.c: Do not include stdioh or ctype.h anymore.
2743 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
2745 (stor-layout.o): Likewise.
2746 * c-typeck.c: Include rtl.h and expr.h.
2747 * stor-layout.c: Likewise.
2749 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
2750 All callers changed.
2751 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
2752 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
2753 All callers changed.
2755 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
2757 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
2759 * tree.h (lang_print_xnode): Provide prototype.
2761 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
2763 * version.c: Bump for snapshot.
2765 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
2767 * objc/sendmsg.c (__objc_block_forward): Add braces for return
2768 value if INVISIBLE_STRUCT_RETURN.
2770 * pa.c (arith_double_operand): Fix parens.
2772 * haifa-sched.c (print_pattern): Correct arg to sprintf.
2774 * Makefile.in (libgcc1.null): Make return type for __foo void.
2776 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
2778 * pa.h: Add declarations for many functions defined in pa.c.
2780 * genpeep.c (main): Remove unused variable 'i' from the generated
2783 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
2784 (gen_split): Likewise.
2785 (main): Rework generated definitions of DONE and FAIL so that they
2786 no longer use gotos. Avoids warnings about unused labels.
2788 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
2789 unused "junk" variable.
2791 * genattrtab.c (write_complex_function): Add a default case in
2792 generated switch statement to keep -W -Wall quiet.
2794 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
2796 * invoke.texi: Document more ARM and Thumb command line options.
2798 * config/arm/xm-thumb.h: New file.
2800 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
2802 * stmt.c (expand_expr_stmt): Must generate code for
2803 statements within an expression (gcc's `({ ... )}')
2804 even if -fsyntax-only.
2806 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
2807 Jeffrey A Law (law@cygnus.com)
2809 * basic-block.h (basic_block_computed_jump_target): Declare.
2810 * flags.h: (current_function_has_computed_jump): Declare.
2811 * flow.c: (basic_block_computed_jump_target): Define.
2812 (flow_analysis): Allocate it. Set current_function_has_computed_jump
2814 (find_basic_blocks): Set current_function_has_computed_jump and
2815 elements of basic_block_computed_jump_target to 1 as appropriate.
2816 * function.c: (current_function_has_computed_jump): Define.
2817 * global.c (global_conflicts): Don't allocate pseudos into stack regs
2818 at the start of a block that is reachable by a computed jump.
2819 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
2821 (subst_stack_regs): Undo change from Sep 4 1997.
2822 (uses_reg_or_mem): Now unused, deleted.
2823 * stupid.c (stupid_life_analysis): Compute
2824 current_function_has_computed_jump.
2825 (stupid_find_reg): Don't allocate stack regs if the function has a
2827 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
2828 the current function has a computed jump. Use the global value
2831 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
2833 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
2834 (DWARF2_UNWIND_INFO): Define to zero.
2836 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
2838 * gcc.c (set_std_prefix): Add declaration.
2839 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
2840 suffix, and update the standard prefix prefix.c uses.
2842 * prefix.c (std_prefix): New global to hold default prefix value.
2843 (get_key_value): Change to use std_prefix instead of PREFIX.
2844 (translate_name): Ditto.
2845 (update_path): Ditto.
2846 (get_key_value): Release allocated scratch storage.
2847 (set_std_prefix): New function to reset the standard prefix.
2849 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2851 * sh.c (find_barrier): Fix calculations for alignment increase.
2853 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
2855 * Makefile.in (stmp-fixinc): If we're actually fixing include
2856 files, copy gcc's assert.h into the fixed include dir.
2857 * fixincludes (assert.h): Avoid any attempts to fix a probably
2858 broken system specific assert.h file.
2859 * fixproto (stdlib.h): Make sure, it'll contain a definition of
2862 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
2864 * regclass.c (reg_scan_mark_refs): Be more selective about
2865 when we mark a register with REGNO_POINTER_FLAG.
2867 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2869 reload inheritance improvement:
2870 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
2871 Change meaning: index is now hard reg number.
2872 (reg_reloaded_valid, reg_reloaded_dead): New variables.
2873 (reload_spill_index): Content is now a hard reg number.
2874 (reload_as_needed): Change to fit new variable meaning.
2875 (forget_old_reloads_1, allocate_reload_reg): Likewise.
2876 (choose_reload_regs, emit_reload_insns): Likewise.
2878 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2880 * regclass.c (record_reg_classes): '?' increases cost by two.
2882 * reload.c (find_reloads): Double previous costs. Output
2883 reloads cost one unit extra.
2885 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
2886 boiled down to && ! 0.
2888 * reload.c (find_equiv_reg): Also consider a goal offset from the
2889 frame pointer to be constant.
2891 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2893 * sh.h (OPTIMIZATION_OPTIONS): Define.
2895 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
2897 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
2899 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
2901 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
2903 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
2905 * c-common.c (check_format_info): Initialize type, is_type. New local
2906 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
2907 when pedantic if used with integral format specifier.
2909 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
2911 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
2913 (function_arg_padding): Declare.
2915 * rs6000.c: Include system.h.
2916 (function_arg_padding): Change return type to int, cast enum's to
2919 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
2920 * collect2.c (scan_prog_file): Add explicit braces to avoid
2923 * dbxout.c (dbxout_type_fields): Add braces around empty body in
2925 (dbxout_type): Likewise.
2927 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
2928 `ptt_size' from int to size_t.
2929 (rs6000_file_start): Likewise for `i'.
2930 (rs6000_replace_regno): Add default case in enumeration switch.
2931 (output_epilog): Remove unused variable `i'.
2932 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
2935 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
2937 (get_issue_rate, non_logical_cint_operand): Add prototype.
2938 (rs6000_output_load_toc_table): Ditto.
2940 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
2943 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
2945 * config/arm/thumb.c: New File. Support for ARM's Thumb
2947 * config/arm/thumb.h: New File. Thumb definitions.
2948 * config/arm/thumb.md: New File. Thumb machine description.
2949 * config/arm/tcoff.h: New File. Thumb COFF support.
2950 * config/arm/t-thumb: New File. Thumb makefile fragment.
2951 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
2953 * configure.in: Add Thumb-coff target.
2954 * configure: Add Thumb-coff target.
2955 * config.sub: Add Thumb-coff target.
2957 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
2959 * loop.c (scan_loop): Initialize move_insn_first to zero.
2961 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
2963 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
2964 * config/i386/rtems.h: Likewise.
2965 * config/i960/rtems.h: Likewise.
2966 * config/m68k/rtems.h: Likewise.
2967 * config/mips/rtems64.h: Likewise.
2968 * config/pa/rtems.h: Likewise.
2969 * config/rs6000/rtems.h: Likewise.
2970 * config/sh/rtems.h: Likewise.
2971 * config/sparc/rtems.h: Likewise.
2973 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2975 * pa.c (emit_move_sequence): If in reload, call find_replacement.
2977 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
2979 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
2981 * collect2.c (find_a_file): Add debugging.
2982 (find_a_file): Test for win32 style absolute paths if
2983 DIR_SERPARATOR is defined.
2984 (prefix_from_string): Add debugging.
2985 (main): Test for debug command line switch at start of program
2987 (main): Use GET_ENVIRONMENT rather than getenv().
2988 (prefix_from_env): Use GET_ENVIRONMENT.
2990 1998-03-24 Mark Mitchell <mmitchell@usa.net>
2992 * cplus-dem.c (optable): Add sizeof.
2993 (demangle_template_value_parm): New function containing code
2994 previously found in demangle_template.
2995 (demangle_integral_value): New function which handles complicated
2996 integral expressions.
2997 (demangle_template): Use them.
2999 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3001 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3002 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3003 genattrtab.o, genoutput.o): Depend on system.h.
3005 * genattr.c: Include system.h. Add arguments to various function
3006 prototypes. Remove redundant prototype of read_rtx().
3007 * genattrtab.c: Likewise.
3008 * gencodes.c: Likewise.
3009 * genconfig.c: Likewise.
3010 * genemit.c: Likewise.
3011 * genextract.c: Likewise.
3012 * genflags.c: Likewise.
3013 * genopinit.c: Likewise.
3014 * genoutput.c: Likewise.
3015 * genpeep.c: Likewise.
3016 * genrecog.c: Likewise.
3018 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3020 * c-lang.c (lang_print_xnode): New function.
3021 * objc/objc-act.c (lang_print_xnode): Likewise.
3022 * print-tree.c (print_node): Call it
3024 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3026 * c-parse.in: Recognize protocol qualifiers in class
3027 definitions for objc.
3029 (yyerror): Remove redundant decl.
3030 (yyprint): Fix prototype.
3032 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3034 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3036 * stmt.c (unroll_block_trees): Free block_vector if needed.
3038 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3040 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3041 (zero_extendsidi2): Avoid useless copy.
3042 (iordi_zext): New pattern.
3043 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3045 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3047 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3048 (ashldi3): Allow constant shift count in range ]32,63].
3049 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3051 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3053 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3055 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3057 * h8300.h (CONST_COSTS): Remove definition.
3058 (DEFAULT_RTX_COSTS): Define.
3060 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3062 * config/sh/rtems.h: Switched from ELF to COFF.
3064 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3066 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3068 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3070 * version.c: Bump for snapshot.
3072 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3073 Geoff Noer <noer@cygnus.com>
3075 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3077 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3078 * objc/Make-lang.in: Likewise.
3080 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
3082 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
3084 * configure.in: Handle with-PACKAGE=no correctly
3086 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3088 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
3089 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
3090 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
3091 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
3092 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
3093 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
3094 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
3095 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
3096 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
3097 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
3100 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
3101 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
3102 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
3103 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
3104 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
3105 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
3106 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
3107 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
3108 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
3109 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
3110 xcoffout.c: Include system.h. Organize include ordering so
3111 that stdarg/varargs comes before other system headers. Remove
3112 spurious casts of functions assured of a prototype in system.h.
3114 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
3116 * reg-stack.c (pop_stack): Define. Pops any register on the
3117 regstack and adjusts regstack.
3118 (compare_for_stack_reg): Use pop_stack.
3120 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
3122 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
3125 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
3127 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
3129 * fold-const.c (fold): Replace sign-extension of a zero extended
3130 value by a single zero extension.
3132 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
3134 * except.c (init_eh): Do nothing.
3135 (save_eh_status): Call init_eh_for_function, not init_eh.
3136 * function.c (push_function_context_to): Don't call init_emit.
3138 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
3140 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
3143 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3145 * final.c (shorten_branches): Add parentheses around +/- in
3148 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
3150 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
3152 * regclass.c (memory_move_secondary_cost): Wrap uses of
3153 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
3156 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
3158 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
3160 * flow.c (life_analysis): #include <sys/types.h> to make sure
3162 * cplus-dem.c (demangle_function_name): Likewise.
3164 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
3166 * final.c (insn_noperands): Change type to unsigned int.
3167 (final_scan_insn): Likewise for noperands;
3168 properly check operand number boundaries.
3170 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
3172 * alpha.md (extzv): Don't reject register operands. Fix
3175 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
3177 * dbxout.c (dbxout_function_end): Fix last change. The correct
3178 predicate is ASM_OUTPUT_SECTION_NAME.
3180 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
3182 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
3183 (ashlsi): Use match_dup 1 instead of match_operand 2.
3185 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3187 * fold-const.c (operand_equal_for_comparison_p): See if equal
3188 when nop conversions are removed.
3190 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3192 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
3193 don't use ORIGINAL_TARGET unless REG.
3195 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3197 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
3199 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
3201 * loop.c (struct movable): New field move_insn_first.
3202 (scan_loop): In consec sets code, set it. Clear it otherwise.
3203 (move_movables): In consec sets code, use it. Copy REG_NOTES from
3204 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
3207 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
3209 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
3210 is large, and the system doesn't provide atoll or atoq.
3213 * alpha/xm-vms.h (HAVE_ATOLL): Define.
3214 Reported by Klaus Kaempf <kkaempf@progis.de>.
3216 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3218 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
3219 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
3221 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
3222 test !ACCUMULATE_OUTGOING_ARGS.
3224 * collect2.c (write_c_file_glob): Wrap function definition in
3225 macro test !LD_INIT_SWITCH.
3227 * combine.c (try_combine): Wrap variables `cc_use' and
3228 `compare_mode' in macro test EXTRA_CC_MODES.
3230 * cpplib.c (do_ident): Remove unused variable `len'.
3231 (skip_if_group): Remove unused variables `at_beg_of_line' and
3233 (cpp_get_token): Remove unused variable `dummy'.
3235 * dbxout.c (scope_labelno): Move static variable definition inside
3236 the one function scope where it is used.
3237 (dbxout_function_end): Wrap prototype and definition in
3238 macro test !NO_DBX_FUNCTION_END.
3240 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
3241 in macro test !MIPS_DEBUGGING_INFO.
3243 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
3244 into the scope where it is used. Wrap empty else-statement body
3247 * fix-header.c: Fix typo in comment.
3248 (inf_skip_spaces): Cast results of INF_UNGET to (void).
3249 (check_protection, main): Likewise.
3251 * flow.c (find_basic_blocks_1): Remove dangling comment text.
3253 * function.c (contains): Wrap prototype and definition in macro
3254 test HAVE_prologue || HAVE_epilogue.
3255 (fixup_var_refs_1): Remove unused variable `width'.
3257 * gen-protos.c (main): Remove unused variable `optr'.
3259 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
3261 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
3262 (__sjpopnthrow): Remove unused variable `jmpbuf'.
3263 (__throw): Remove unused variable `val'.
3265 * protoize.c: Check for a previously existing definition before
3266 defining *_OK macros.
3268 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
3270 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3272 * vax.h (ADDR_VEC_ALIGN): Define.
3274 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
3276 * gcc.c (default_arg): Don't wander off the end of allocated
3279 (From Geoffrey Keating <geoffk@ozemail.com.au>)
3280 * rs6000.c (small_data_operand): Ensure that any address
3281 referenced relative to the small data area is inside the SDA.
3283 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
3285 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
3287 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
3289 * except.h (in_same_eh_region): New prototype.
3290 (free_insn_eh_region, init_insn_eh_region): New prototypes.
3291 * except.c (insn_eh_region, maximum_uid): New static variables.
3292 (set_insn_eh_region): New static function to set region numbers.
3293 (free_insn_eh_region): New function to free EH region table.
3294 (init_insn_eh_region): New function to initialize EH region table.
3295 (in_same_eh_region): New function used to determine if two rtl
3296 instructions are in the same exception region or not.
3297 * final.c (final): Initialize the table indicating which instructions
3298 belong in which exception region.
3299 * genpeep.c (main): Add "except.h" to include file list in generated
3301 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
3302 peepholes involving calls and unconditional branches.
3304 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
3306 * README.gnat: New file.
3308 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3310 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
3311 "recog.h" for offsettable_memref_p.
3312 (legitimize_pic_address): Remove unused variable `offset'.
3313 (notice_update_cc): Change return type to void. Add default label
3315 (standard_68881_constant_p): Remove unused variable mode.
3316 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
3317 (const_int_cost): Explicitly declare as returning int.
3318 (output_dbcc_and_branch): Change return type to void.
3320 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
3321 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
3322 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
3324 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
3326 * version.c: Bump for snapshot.
3328 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3330 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
3331 check for 'M' constraint.
3333 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
3335 * cccp.c (create_definition): If pedantic, call pedwarn for macro
3338 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
3340 * i386.c (ix86_logical_operator): New function.
3341 (split_di): Ensure that when a MEM is split, the resulting MEMs have
3343 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
3346 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3347 Richard Earnshaw <rearnsha@arm.com>
3348 Nick Clifton <nickc@cygnus.com>
3350 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
3352 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
3354 * cse.c (rtx_cost): Provide a default case in an enumeration
3355 switch, and call DEFAULT_RTX_COSTS if it's defined.
3357 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
3359 * basic-block.h (compute_preds_succs): Change return type in
3361 * flow.c (compute_preds_succs): Likewise in function definition.
3363 * regmove.c (find_matches): Cast char used as array index to unsigned char
3366 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
3368 * i386.h (RTX_COSTS): Insert braces around nested if.
3369 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
3372 * gcc.c (default_compilers): Properly put brackets around array elements in
3375 * getopt.c (_getopt_internal): Add explicit braces around nested if;
3378 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
3379 (record_reg_life_pat): Add explicit parens around && and || in expression.
3380 (stack_reg_life_analysis): Add parens around assignment used as expression.
3381 (convert_regs): Likewise.
3383 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
3385 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
3386 change callers accordingly.
3388 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
3389 and definition; change all callers accordingly.
3391 * except.c (init_eh): Avoid assignment of unused return value of
3392 build_pointer_type; cast it to void, instead, and remove unused
3395 * gcc.c (lang_specific_driver): Define prototype only #ifdef
3396 LANG_SPECIFIC_DRIVER.
3397 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
3399 * genoutput.c (output_epilogue): Initialize next_name to 0.
3401 * real.c (efrexp): #if 0 prototype and function definition.
3402 (eremain): Likewise.
3409 * reload.c (push_secondary_reload): Define prototype only
3410 #ifdef HAVE_SECONDARY_RELOADS.
3412 * varasm.c (assemble_static_space): Define rounded only
3413 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
3415 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
3417 * i386.md (andsi): Add default case in enumeration switch.
3422 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
3424 * c-decl (finish_struct): Change type of min_align to unsigned.
3426 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
3427 remove unused variable len.
3429 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
3430 comment indicating this is proper behaviour.
3431 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
3433 (based_loc_descr): Likewise.
3435 * enquire.c (bitpattern): Change type of variable i to unsigned.
3437 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
3439 * flow.c (life_analysis): Change type of variable i to size_t;
3440 remove unused variable insn.
3442 * gcc.c (translate_options): Change type of variables optlen, arglen and
3444 (input_filename_length): Change type to size_t.
3445 (do_spec_1): Change type of variable bufsize to size_t.
3446 (main): Change type of variables i and j to size_t;
3447 remove subblock local definition of variable i.
3448 (lookup_compiler): Change type of second argument to size_t;
3449 change type of variable i to size_t.
3451 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
3453 * genopinit.c (get_insn): Change type of variable pindex to size_t.
3455 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
3457 * global.c (global_alloc): Change type of variable i to size_t.
3459 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
3461 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
3462 (expand_end_case): Change type of variable count to size_t.
3464 * toplev.c (main): Change type of variable j to size_t.
3465 (set_target_switch): Change type of variable j to size_t.
3466 (print_switch_values): Change type of variable j to size_t;
3467 remove unused variable flags.
3469 * varasm.c (assemble_variable): Change type of variable align to size_t.
3470 (const_hash_rtx): Change type of variable i to size_t.
3472 1998-03-11 Mark Mitchell <mmitchell@usa.net>
3474 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
3475 TREE_VEC if that's what it really is.
3477 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
3479 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
3482 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
3484 * gthr.h: Changed the comment about return values.
3485 * gthr-solaris.h (__gthread_once): Do not use errno; return the
3486 error number instead of -1.
3487 (__gthread_key_create): Any non-zero return value is an error.
3488 * libgcc2.c (eh_context_initialize): Check for non-zero return
3489 value from __gthread_once.
3490 Check that the value of get_eh_context was really changed.
3492 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3494 * sh.h (LOOP_ALIGN): Only align when optimizing.
3495 * sh.c (find_barrier): Clear inc for CODE_LABELs.
3496 When not optimizing, calculate alignment for BARRIERs directly.
3498 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3500 * final.c (shorten_branches): Remove conditionalizing on
3501 SHORTEN_WITH_ADJUST_INSN_LENGTH
3502 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
3504 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
3506 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
3507 an unconditional jump around deleted blocks.
3509 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
3511 * profile.c (branch_prob): If see computed goto, call fatal instead of
3514 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
3516 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
3517 Patch from Bruno Haible.
3519 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
3520 (assign_parms): Set aggregate if hide_last_arg and last_named.
3522 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3524 * final.c (shorten_branches): Initialize insn_addresses.
3526 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3528 * sh.h (MUST_PASS_IN_STACK): Define.
3530 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
3532 * final.c (shorten_branches): Fix minor logic error in
3533 ADDR_DIFF_VEC shortening support.
3535 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
3537 * version.c: Bump for snapshot.
3539 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
3541 * haifa-sched.c (is_cfg_nonregular): Change return type to
3542 an int. No longer compute "estimated" number of edges. Use
3543 computed_jump_p instead of duplicating the code. Fixup/add
3545 (build_control_flow): Returns a value indicating an irregularity
3546 in the cfg was detected. Count the number of edges in the cfg.
3547 allocate various edge tables.
3548 (find_rgns): No longer look for unreachable blocks.
3549 (schedule_insns): Do not allocate memory for edge tables here.
3550 Free memory for edge tables before returning. Do not perform
3551 cross block scheduling if build_control_flow returns nonzero.
3552 * flow.c (compute_preds_succs): More accurately determine when
3555 * basic-block.h (free_basic_block_vargs): Provide prototype.
3557 * cccp.c (main): Fix dumb mistakes in last change.
3559 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3561 * rtl.h (addr_diff_vec_flags): New typedef.
3562 (union rtunion_def): New member rt_addr_diff_vec_flags.
3563 (ADDR_DIFF_VEC_FLAGS): New macro.
3565 * sh.c (output_branch): Fix offset overflow problems.
3567 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
3568 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
3569 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
3570 * stmt.c (expand_end_case): Supply new arguments to
3571 gen_rtx_ADDR_DIFF_VEC.
3572 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
3573 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
3574 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
3575 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
3576 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
3577 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
3578 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
3579 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
3580 * i386/freebsd.h, i386/linux.h : Likewise.
3581 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
3582 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
3583 * m68k/mot3300.h, m68k/sgs.h : Likewise.
3584 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
3585 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
3586 (CASE_VECTOR_SHORTEN_MODE): Define.
3587 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
3588 (med_branch_p, braf_branch_p): Don't declare.
3589 (mdep_reorg_phase, barrier_align): Declare.
3590 (ADJUST_INSN_LENGTH): Remove alignment handling.
3591 * sh.c (uid_align, uid_align_max): Deleted.
3592 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
3593 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
3594 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
3595 (output_far_jump): Don't use braf_branch_p.
3596 (output_branchy_insn): Don't use branch_offset.
3597 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
3598 Remove paired barrier stuff.
3599 Don't use cache_align_p.
3600 Take alignment insns into account.
3601 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
3603 (barrier_align, branch_dest): New function.
3604 (machine_dependent_reorg, split_branches): Remove infrastructure
3605 for branch shortening that is now provided in the backend.
3606 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
3607 (braf_branch_p, braf_cbranch_p): Likewise.
3608 (attribute length): Use new attributes.
3609 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
3610 (addr_diff_vec_adjust): Delete.
3611 (align_2): Now a define_expand.
3612 (align_log): Now length 0.
3614 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
3616 * m32r.md (right): Correctly check for length == 2, not 1.
3618 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3620 * mips/mips.h: Prototype `machine_dependent_reorg'.
3621 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
3623 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3625 * final.c (shorten_branches): Restore accidentally removed code.
3627 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3629 * configure.in: Remove duplicate uses of AC_PROG_CC and
3632 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
3634 * configure.in (target_cpu_default2): Correct typo for alphapca56.
3636 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
3637 Doug Evans (devans@cygnus.com)
3639 * haifa-sched.c (build_jmp_edges): Delete dead function.
3640 (build_control_flow): Use cfg routines from flow.c
3641 (schedule_insns): Remove debugging code accidentally checked
3644 * basic-block.h: Add external integer list structures, typdefs,
3645 accessor macros and function declarations. Simlarly for
3646 basic block pred/succ support and simple bitmap stuff.
3647 * flow.c: Add functions for integer list, basic block pred/succ
3648 support and simple bitmap support.
3649 (compute_dominators): New function to compute dominators and
3651 (find_basic_blocks): Split into two functions.
3652 (life_analysis): Likewise.
3653 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
3654 the life_analysis from toplev.c
3655 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
3656 life_analysis instead of flow_analysis.
3658 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3660 * jump.c (jump_optimize): Call mark_jump_label also for deleted
3662 (mark_jump_label): Don't increment ref counts for deleted insns.
3664 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3666 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
3668 * mips/mips.c: Include stdlib.h and unistd.h.
3669 (mips_asm_file_end): Add braces around empty body in an if-statement.
3670 (function_prologue): Wrap variable `fnname' in
3671 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
3672 (mips_select_rtx_section, mips_select_section): Declare as void.
3674 * mips/mips.h: Add prototypes for extern functions in mips.c.
3675 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
3676 (ENCODE_SECTION_INFO): Add braces around empty body in an
3679 * mips/mips.md (movdi): Add parentheses around && within ||.
3680 (movsf, movdf): Likewise.
3681 (branch_zero, branch_zero_di): Add default case in
3685 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
3687 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
3688 real constants, since they can't be changed.
3689 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
3690 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
3691 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
3692 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
3693 * alpha/vms.h (TARGET_OPEN_VMS): New.
3694 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
3696 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
3698 * reload.c (find_reloads): Always force (subreg (mem)) to be
3699 reloaded if WORD_REGISTER_OPERATIONS.
3701 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
3703 * haifa-sched.c (free_list): Rename from free_pnd_lst.
3704 (free_pending_lists): Rename free_pnd_lst uses.
3705 (remove_dependence): Place expunged element on unused_insn_list.
3706 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
3707 gen_rtx_*_LIST and alloc_rtx to use them.
3708 (compute_block_backward_dependences): Free the reg_last_* lists.
3710 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
3712 * cccp.c (main): Avoid undefined behavior when setting pend_includes
3715 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
3717 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
3718 USE_GNULIBC_1 is defined
3719 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
3720 includes the t-linux-gnulibc1 fragment
3722 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
3724 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
3726 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3728 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
3730 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3732 * final.c (shorten_branches): Tag the loop alignment onto the
3733 first label after NOTE_INSN_LOOP_BEG even if there is an
3736 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3738 * final.c (insn_current_reference_address):
3739 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
3740 proper alignment chain.
3742 * final.c (max_labelno): New static variable.
3743 (final_scan_insn): Check max_labelno before outputting an
3744 alignment for a label.
3745 (shorten_branches): Remove unused variable length_align.
3747 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3749 * sparc.c (ultrasparc_adjust_cost): Add default case in
3752 * sparc.h: Add prototypes for extern functions defined in
3755 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
3757 * toplev.c: Only generate <name>.dbr file when dumping RTL if
3758 DEALY_SLOTS is defined.
3760 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
3762 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
3763 in call to fill_slots_from_thread.
3765 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
3767 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
3768 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
3770 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3772 * final.c (insn_last_address, insn_current_align, uid_align):
3774 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
3775 (insn_current_reference_address): Likewise.
3776 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
3777 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
3778 (label_to_alignment): New function.
3779 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
3780 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
3781 insn_current_reference_address instead of insn_current_address.
3782 (or_attr_value, write_length_unit_log): New functions.
3783 (main): Call write_length_unit_log.
3784 (write_const_num_delay_slots): Output extra '\n'.
3785 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
3787 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
3788 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
3789 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
3791 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
3792 (LABEL_ALIGN_AFTER_BARRIER).
3793 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
3794 * ns32k/tek6000.h: Likewise.
3795 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
3796 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
3797 ASM_OUTPUT_ALIGN_CODE.
3799 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
3801 * version.c: Bump for snapshot.
3803 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
3805 * version.c: Bump for snapshot.
3807 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
3809 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
3810 if condition code of jump conflicts with opposite_needed.
3812 * reorg.c (fill_slots_from_thread): Mark resources referenced in
3813 opposite_needed thread. Return delay_list even when cannot get
3814 any more delay insns from end of subroutine.
3816 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
3818 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
3819 All callers changed.
3821 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
3823 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
3824 end_fde_sort): New functions for fast sorting of an FDE array.
3825 (fde_insert): Simplified.
3826 (add_fdes): Change argument list.
3827 (frame_init): Use the new functions.
3829 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
3831 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
3833 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
3835 * fold-const.c (fold_range_test): Always return a value.
3837 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
3839 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
3840 data in the text section unless READONLY_DATA_SECTION is defined.
3842 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
3844 * c-parse.in (undeclared variable error): Tweak error message to
3847 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
3849 * version.c: Bump for snapshot.
3851 1998-02-28 Mark Mitchell <mmitchell@usa.net>
3853 * final.c (final_scan_insn): Undo overzealous removal of `set'.
3855 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3857 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
3858 case, add parentheses to specify the proper order of precedence in
3862 * c-aux-info.c: Include string.h/strings.h.
3864 * pa.c: Include stdlib.h.
3865 (pa_combine_instructions): Prototype the function.
3866 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
3867 (reloc_needed): Add default case for enumeration switch.
3868 (remove_useless_addtr_insns): Remove unused variable `all'.
3869 (hppa_expand_prologue): Add explicit braces to avoid
3871 (output_function_epilogue): Remove unused variable `i'.
3872 (output_millicode_call): Remove unused variable `link'.
3873 (shadd_constant_p, forward_branch_p): Make the function static.
3874 (following_call): Explicitly declare to return int.
3875 (pa_reorg): Declare as void.
3876 (pa_combine_instructions): Declare as static void. Add
3877 parentheses around && within ||.
3879 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
3880 following_call, function_label_operand, lhs_lshift_cint_operand
3883 * pa.md: Add parentheses around && within ||.
3885 * cppalloc.c: Include stdlib.h.
3887 * cpperror.c (cpp_print_containing_files): Remove unused variable
3888 `i'. Fix format specifier in fprintf.
3890 * cse.c (cse_around_loop): Add explicit braces to avoid
3892 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
3894 * expr.c (expand_expr): Add parentheses around && within ||.
3896 * final.c (app_enable): Replace fprintf with fputs where there are
3897 no format specifiers and no trailing argument after the string.
3898 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
3899 (app_disable): Likewise.
3900 (final_end_function): Likewise.
3901 (final_scan_insn): Likewise. Remove unused variable `set'.
3902 (profile_function): Wrap empty if-statement body in {} brackets.
3904 * function.c: Include stdlib.h.
3905 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
3906 (reposition_prologue_and_epilogue_notes): Add parentheses
3907 around assignment used as truth value.
3909 * integrate.c (expand_inline_function): Wrap variable
3910 `cc0_insn' in macro HAVE_cc0.
3912 * jump.c (jump_optimize): Wrap variable `q' in macro
3913 HAVE_cc0. Remove unused variable `prev1'.
3915 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
3916 within ||. Fix format specifier in fprintf.
3917 (__bb_init_prg): Add parentheses around assignment used as
3920 * local-alloc.c: Include stdlib.h.
3921 (requires_inout): Add parentheses around assignment used
3924 * loop.c (analyze_loop_iterations): Wrap prototype and definition
3925 in macro HAVE_decrement_and_branch_on_count.
3926 (insert_bct, instrument_loop_bct): Likewise.
3927 (move_movables): Add parentheses around assignment used as
3929 (consec_sets_invariant_p): Likewise.
3930 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
3932 * objc/objc-act.c: Include stdlib.h.
3933 (lookup_method_in_protocol_list): Wrap empty else-statement body
3935 (lookup_protocol_in_reflist): Likewise.
3936 (objc_add_static_instance): Remove unused variables `decl_expr'
3938 (get_objc_string_decl): Remove unused variable `decl'.
3939 (generate_static_references): Remove unused variables `idecl' and
3941 (check_protocols): Wrap empty else-statement body in braces.
3943 * protoize.c: Include stdlib.h.
3944 (substr): Add parentheses around assignment used as truth value.
3945 (abspath): Likewise.
3946 (shortpath): Likewise.
3948 * regmove.c (fixup_match_1): Add parentheses around assignment
3949 used as truth value.
3951 * reload.c (push_secondary_reload): Remove unused variable `i'.
3952 (find_reloads): Add parentheses around assignment used as truth
3955 * reload1.c: Include stdlib.h.
3957 * rtl.h: Correct typo in prototype of offsettable_memref_p.
3959 * stmt.c (add_case_node): Add parentheses around assignment used
3961 (case_tree2list): Likewise.
3963 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
3964 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
3965 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
3966 (merge_attributes): Add explicit braces to avoid ambiguous
3969 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
3972 * varasm.c: Include stdlib.h.
3975 * system.h: Remove sys/stat.h.
3976 * gcc.c: Add sys/stat.h.
3978 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
3979 * genattrtab.c: Likewise.
3980 * genconfig.c: Likewise.
3981 * genemit.c: Likewise.
3982 * genextract.c: Likewise.
3983 * genflags.c: Likewise.
3984 * genopinit.c: Likewise.
3985 * genoutput.c: Likewise.
3986 * genpeep.c: Likewise.
3987 * genrecog.c: Likewise.
3988 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
3990 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3992 * invoke.texi: Use @itemx for a secondary item in a @table.
3994 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
3997 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
3999 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4001 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4003 * i386.c (struct machine_function): Add new fields for PIC stuff.
4004 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4006 (restore_386_machine_status): Corresponding changes.
4007 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4009 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4011 * c-parse.y (undeclared variable error): Tweak error message
4014 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4016 * flags.h (g_switch_value, g_switch_set): Declare.
4017 * alpha.c (override_options): Set g_switch_value=8 if not set.
4018 * alpha/elf.h (CC1_SPEC): New.
4020 (LINK_SPEC): Pass along the -G value we were given.
4021 (LOCAL_ASM_OP): Remove.
4022 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4023 (MAX_OFILE_ALIGNMENT): New.
4024 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4025 (EXTRA_SECTIONS): Add sbss and sdata.
4026 (SECTION_FUNCTION_TEMPLATE): New.
4027 (EXTRA_SECTION_FUNCTIONS): Use it.
4028 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4029 (SELECT_SECTION): Use sdata when small enough.
4030 * alpha/linux.h (ASM_SPEC): Remove.
4033 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4034 * config.sub (sco5): Fix typo.
4036 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4038 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4040 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4041 * config/alpha/t-linux: Remove file.
4042 * config/sparc/t-linux: Remove file.
4043 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4044 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4045 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4047 (alpha*-*-linux-gnu*): Likewise.
4048 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4049 (sparc-*-linux-gnu*): Likewise.
4051 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4052 * collect2.c (ldd_file_name): Bracket declaration with same
4054 (full_real_ld_suffix): Deleted. Variable was calloced and
4055 written into, but never read.
4057 1998-02-23 Mike Stump <mrs@wrs.com>
4059 * configure.in: Add support for i386-wrs-vxworks configuration.
4060 * i386/vxi386.h: New file.
4062 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4064 * tree.c (contains_placeholder_p): Ensure function always returns
4066 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4067 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4069 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4071 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4073 1998-02-22 Paul Eggert <eggert@twinsun.com>
4075 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4076 Define this new symbol.
4077 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4078 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4079 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
4081 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
4083 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
4084 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
4086 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
4088 * objc/Object.m (-error): Call objc_verror with our va_list.
4090 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4092 * collect2.c (scan_prog_file): Completely cover uses of variable
4093 `exports' with macro COLLECT_EXPORT_LIST.
4095 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
4097 * version.c: Bump for snapshot.
4099 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
4101 * sched.c (schedule_block): Remove code to get arguments from hard
4102 regs into pseudos early. Same as Aug 25, 1997 change to
4105 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
4107 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
4109 1998-02-16 Mark Mitchell <mmitchell@usa.net>
4111 * toplev.c (rest_of_compilation): Do not defer the output of a
4114 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
4116 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
4117 continuation character (line 243).
4119 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4121 * genrecog.c (main): Remove duplicated sentence in emitted comment.
4123 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
4124 David Edelsohn <edelsohn@mhpcc.edu>
4126 * collect2.c (XCOFF_SCAN_LIBS): Remove.
4127 (export_flag): New variable.
4128 (export_file): #ifdef COLLECT_EXPORT_LIST.
4129 (import_file, exports, imports, undefined): New variables.
4130 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
4131 (dump_list, dump_prefix_list, is_in_list): New functions.
4132 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
4133 (write_import_file, resolve_lib_name): New functions.
4134 (use_import_list, ignore_library): Same.
4135 (collect_exit): maybe_unlink import_file and #ifdef.
4137 (main): New variable importf, #ifdef exportf. Move parsing of
4138 -shared before general argument parsing. Resolve AIX library
4139 paths and import libgcc.a symbols. Treat .so shared libraries the
4140 same as objects and .a libraries. Create alias for object_lst and
4141 increment it instead of original pointer. Scan AIX libraries as
4142 objects earlier instead of using scan_libraries. Perform AIX
4143 tlink later to resolve templates instead of forking ld.
4144 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
4145 (GCC_UNDEF_SYMBOL): New macro.
4146 (scan_prog_file): Loop for members of AIX libraries. Handle
4147 export/import of ctors/dtors.
4148 (aix_std_libs): New variable.
4149 (scan_libraries, XCOFF): Delete.
4151 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
4153 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
4155 1998-02-19 Mike Stump <mrs@wrs.com>
4157 * Makefile.in: Use $tooldir for sys-include to match toplevel
4160 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
4161 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4163 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
4165 * emit-rtl.c (hard-reg-set.h): Include.
4166 (get_lowpart_common): Don't make new REG for hard reg in a
4167 class that cannot change size.
4168 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
4170 * combine.c: Revert previous patch.
4172 1998-02-19 Paul Eggert <eggert@twinsun.com>
4174 * config/sparc/sol2-sld.h: New file.
4175 * configure.in (sparc-*-solaris2*): Use it when using the
4178 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
4180 * loop.c (force_movables): Fix typo.
4182 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
4184 * m88k.h: Change file pattern to match reality.
4186 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
4188 * varasm.c (output_constant_pool): Fix dumb thinko in last
4191 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
4192 a function name to a section name.
4194 1998-02-18 Doug Evans <devans@cygnus.com>
4196 * tree.h (merge_machine_{type,decl}_attributes): Declare.
4197 (split_specs_attrs, strip_attrs): Add prototypes.
4198 * tree.c (merge_machine_{type,decl}_attributes): New functions.
4199 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
4200 Update olddecl's attributes too.
4201 * c-common.c (strip_attrs): New function.
4202 * c-typeck.c (common_type): Call merge_machine_type_attributes.
4203 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
4204 (make_decl_rtl): Likewise.
4206 1998-02-18 Jim Wilson <wilson@cygnus.com>
4208 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
4210 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
4212 Remove this change until we can fix it correctly.
4213 * collect2.c: Bracket declaration of 'exportf' and
4214 'full_real_ld_suffix'.
4216 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4218 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
4220 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4222 * c-common.c (c_expand_start_cond, c_expand_end_cond,
4223 c_expand_start_else): Don't warn about non-ambiguous else even if
4226 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
4228 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
4229 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
4232 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
4234 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
4235 simplifying a subreg of a hard reg.
4236 (expand_compound_operation): Likewise.
4237 (force_to_mode): Likewise.
4239 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4241 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
4242 (lshift_double): Add parentheses around + or - inside shift.
4243 (rshift_double): Likewise.
4244 (size_int_wide): Explicitly set type of `bit_p' to `int'.
4246 * Makefile.in (fold-const.o): Depend on system.h.
4248 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
4251 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
4252 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
4253 (sched_note_set): Remove unused parameter `b', all callers changed.
4254 (schedule_block): Likewise for `rgn'.
4255 (split_hard_reg_notes): Likewise for `orig_insn'.
4256 (check_live): Likewise for `trg'.
4257 (update_live): Likewise.
4258 (check_live_1): Explcitly declare variable `i' as int.
4259 (update_live_1): Likewise.
4260 (insn_issue_delay): Remove unused variable `link'.
4261 (sched_analyze_2): Add default case in enumeration switch.
4262 (schedule_insns): Remove unused variable `i'.
4264 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
4266 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
4268 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
4269 a dangling else clause.
4271 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
4273 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
4274 pointer for the stack pointer in MIPS16 and 64BIT.
4276 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4278 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
4279 * emit-rtl.c (force_line_numbers, restore_line_number_status):
4281 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
4282 (expand_start_case): Adjust to this change.
4283 (check_seenlabel): New function.
4284 (pushcase, pushcase_range, expand_endcase): Use it.
4286 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4288 * i386.md (adddi3): Add =!r,0,0,X alternative.
4290 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
4292 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
4293 * x-aix31 (INSTALL): Delete.
4295 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
4297 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
4298 tsize changes to something other than zero.
4300 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
4302 * ginclude/va-mips.h: Replace casts of pointers to int with
4303 casts of pointers to __PTRDIFF_TYPE__.
4305 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
4307 * loop.c (strength_reduce, record_biv, record_giv): Use
4308 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
4310 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
4312 * tree.c (first_rtl_op): New fn.
4313 (unsave_expr_now): Use it.
4314 * print-tree.c (print_node): Likewise.
4315 * tree.c (has_cleanups): New fn.
4316 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
4317 conservative about pushing the cleanup point down.
4318 * tree.h: Declare them.
4320 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
4322 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
4323 (flag_schedule_reverse_after_reload): Likewise.
4324 (f_options): Remove reverse scheduling support.
4325 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
4326 (flag_schedule_reverse_after_reload): Likewise.
4327 * haifa-sched.c (rank_for_schedule): Remove support for reverse
4330 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4332 * gcc.c: Get system includes, prototypes and macros via "system.h"
4333 instead of doing it manually. Change all calls of the ctype
4334 macros to custom versions defined in "system.h".
4336 * system.h: Fix return type of bcmp prototype from `void' to `int'.
4337 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
4338 Add a prototype for getenv.
4340 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
4342 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
4344 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
4346 * alias.c: Include <stdlib.h> and <string.h>.
4347 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
4349 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
4351 * version.c: Bump for snapshot.
4353 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
4355 * arm.md (movsfcc): Also validate operands[3] when compiling hard
4357 (movdfcc): Only accept fpu_add_operand for operands[3].
4359 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
4360 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
4362 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
4364 * varasm.c (output_constant_pool): Bring back 'done' label inside
4365 an appropriate #ifdef.
4367 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
4369 (bitmap_copy, bitmap_operation): Likewise.
4370 * combine.c (combinable_i3pat): Similarly for 'src'.
4371 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
4372 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
4373 * regclass.c (copy_cost): Similarly for 'secondary_class'.
4374 * reload.c (make_memloc): Simliarly for 'i'.
4375 (find_reloads_address_1): Similarly for 'link'.
4376 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
4377 (emit_reload_insns): Similarly for 'second_reloadreg'.
4378 * unroll.c (iteration_info): Similarly for 'v'.
4380 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
4381 * calls.c (expand_call): Similarly for 'i'.
4382 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
4383 * fold-const.c (strip_compund_expr): Similarly for 'type'.
4384 * function.c (fixup_var_refs_1): Similarly for 'width'.
4385 (fixup_memory_subreg): Similarly for 'saved'.
4386 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
4387 (setjmp_protect): Similarly for 'sub'.
4388 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
4389 * loop.c (record_giv): Similarly for 'p'.
4390 (combine_givs): Similarly for 'temp_iv'.
4391 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
4392 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
4393 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
4394 * unroll.c (unroll_loop): Similarly for 'copy'.
4395 (iteration_info): Similarly for 'b'.
4396 * varasm.c (assemble_string): Similarly for 'i'.
4397 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
4399 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
4401 * c-lang.c (lang_print_xnode): New function.
4402 * objc/objc-act.c (lang_print_xnode): Likewise.
4403 * print-tree.c (print_node): Call it
4405 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
4407 * dwarf2out.c (decl_scope_node): New type.
4408 (decl_scope_table): Change type to use it.
4409 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
4410 (push_decl_scope): Use new type. New locals containing_scope, i.
4411 Add code to handle setting previous field.
4412 (scope_die_for): Change type of local i to int. Add code to use
4414 (dwarf2out_init): Use new type.
4416 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
4418 * except.c (emit_throw): Lose throw_used.
4420 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4422 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
4424 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
4426 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
4428 * genextract.c (main): Fix typo.
4430 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
4432 * c-lang.c (finish_file): Bracket declaration of static_ctors,
4435 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
4436 'old_stack_arg_under_construction'
4437 (emit_library_call): Bracket declaration of 'upper_bound',
4438 'lower_bound', 'i', 'reg_parm_stack_space'
4439 (emit_library_call_value): Likewise.
4442 * collect2.c: include <unistd.h> when appropriate.
4443 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
4445 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
4447 * explow.c (plus_constant_for_output_wide): Remove unused variable
4449 (memory_address): Remove unused variable 'orig_x'.
4451 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
4452 (write_const_num_delay_slots): Remove unused variable 'i'.
4454 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
4455 (gen_insn): Remove unused variable 'obstack_ptr'.
4457 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
4459 (__bb_exit_trace_func): Remove unused variable 'e'.
4461 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
4463 (expand_unop): Remove unused variable 'funexp'.
4464 (expand_complex_abs): Remove unused variable 'funexp'.
4465 (init_optabs): Bracket declaration of 'j'.
4466 (init_complex_libfuncs): Deleted. Dead static function.
4468 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
4470 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
4471 (reg_to_stack): 'initialized', 'before_function_beg'
4472 explictly type as ints instead of defaulting.
4473 (emit_swap_insn): Remove unused variable 'i2'.
4474 (compare_for_stack_reg): Remove unused variable 'src_note'.
4476 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
4478 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
4480 * stmt.c (add_case_node): Add parens for assignment used as truth.
4481 (all_cases_count): Remove unused variable 'count_high'.
4482 (mark_seen_cases): Remove unused variable 'i'.
4483 (check_for_full_enumeration_handling): Remove unused variable 't'.
4484 Bracket declaration of 'all_values', 'l'.
4486 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
4488 * varasm.c (assemble_string): Remove unused variable 'i'.
4489 (immed_double_const): Remove unused variable 'in_current_obstack'.
4490 (immed_real_const_1): Likewise.
4491 (output_constant_pool): Remove unreferenced label 'done'.
4492 (output_constant): Remove unused variable 'x'.
4494 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
4497 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
4500 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4502 * combine.c (can_combine_p): Handle USEs in PARALLELs.
4504 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
4506 * config/linux.h (LIB_SPEC): Add -lc for -shared if
4507 USE_GNULIBC_1 is not defined.
4508 * config/sparc/linux.h; Ditto.
4510 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
4512 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
4513 USE_GNULIBC_1 is not defined.
4515 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4517 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
4520 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4522 * system.h: New file to get common systems includes and various
4523 definitions and declarations based on autoconf macros.
4525 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
4527 * cccp.c (new_include_prefix): Correctly handle -I./.
4529 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
4531 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
4533 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
4535 * expr.c (expand_assignment): Correct typo exposed by -Wall.
4536 offset should have been a truth value, not an assignment.
4538 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
4540 * cse.c (delete_dead_from_cse): If a libcall produces a constant
4541 result and that result can be substituted into SET_SRC of the
4542 insn with the REG_RETVAL note, then perform the substitution
4543 and delete the libcall.
4545 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
4547 * mips.md (trucndihi2,truncdiqi2): Change these to support
4550 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
4552 * mips/mips.c (movdi_operand): Direct referances to symbols
4553 that arn't mips16 consts in mips16 mode arn't valid operands.
4555 * mips/mips.c (mips_move_2words): Add gprel handling.
4557 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
4559 * mips.md (extendsidi2): Allow extension to/from a non-mips16
4562 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
4564 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
4567 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4569 * Makefile.in (WARN_CFLAGS): New variable.
4570 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
4572 1998-02-11 Mark Mitchell <mmitchell@usa.net>
4574 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
4575 falling through default case in switch.
4576 (i386_aligned_p): Likewise.
4578 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
4580 * mips/mips.h (mips_abi_string): Correct typo in comment.
4582 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
4584 * mips/mips.md (movdi): These PLUS's need to be Pmode.
4586 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4588 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
4589 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
4590 indirectly via expr.h.
4592 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
4594 * stor-layout.c (layout_type): Do upper - lower in the native type,
4595 so as to properly handle negative indices.
4597 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
4599 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
4600 (expand_eh_region_start_tree): Remove unused variable 'note'.
4601 (exception_optimize): Remove unused variable 'regions'.
4602 (expand_builtin_eh_stub): Remove unused variable 'temp'.
4603 (copy_eh_entry): Deleted. Dead function.
4605 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
4606 'last' with same #if HAVE_load_multiple as use of it.
4607 (move_block_from_reg): Likewise.
4608 (emit_move_insn_1): Remove unused variable 'insns'.
4609 (store_constructor): Bracket declaration of startb, endb with
4610 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
4611 'target', and 'xtarget'.
4612 (expand_builtin_setjmp): Remove unused variables 'op0',
4613 'next_arg_reg', 'old_inhibit_defer_pop'.
4614 (expand_builtin): Remove unused variable 'offset'.
4615 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
4616 (emit_queue): Add parens for assignment used as conditional.
4617 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
4619 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
4621 * i386.c: Added include for recog.h.
4622 (override_options): Removed unused variable p. Initialized regno to
4624 (order_regs_for_local_alloc): Initialized regno to avoid warning.
4625 (legitimize_address): Likewise for 'other'.
4626 (i386_aligned_reg_p): Added default case with abort ().
4627 (print_operand): Likewise.
4628 (reg_mentioned_in_mem): Likewise.
4629 (ix86_expand_binary_operator): Removed unused variables i & insn.
4630 (ix86_expand_unary_operator): Removed unused variable insn.
4631 (output_fp_cc0_set): Removed unused variable unordered_label.
4633 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
4635 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
4636 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
4637 and format string match.
4639 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
4641 * flow.c (life_analysis): Do not conside the stack pointer live at
4642 the end of a function if the fucntio ncalls alloca.
4643 (mark_used_regs): Similarly.
4645 1998-02-10 John F Carr <jfc@mit.edu>
4647 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
4648 1, fzero on alternative 8.
4650 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4652 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
4654 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4656 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
4657 SUBREGs of CONST_INTs.
4659 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
4661 * mips.c (print_operand, function_prologue): Make printf format
4662 match argument type.
4664 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4666 * alpha.c (alpha_return_addr): Remove unused variable `first'.
4667 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
4668 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
4670 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4672 * loop.c (strength_reduce): When placing increment for auto-inc
4673 case, do comparison in loop order.
4675 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
4677 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
4678 not a HOST_WIDE_INT.
4680 * calls.c (expand_call): Change test of expand_inline_function
4681 return value to stop compiler warning.
4683 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
4685 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
4686 Jeff Law (law@cygnus.com)
4688 * regmove.c: Fix various minor formatting problems.
4689 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
4690 is true. Make end of basic block tests consistent through regmove.c.
4691 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
4692 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
4694 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4696 * gansidecl.h: Check for a conflicting macro definition before
4697 attempting to prototype bcopy, bcmp or bzero.
4699 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
4701 * expr.c (clear_pending_stack_adjust): Handle case where a function
4702 calls alloca, but the user has specified -fomit-fframe-pointer.
4704 * function.c (assign_parms): Fix typo in last change.
4706 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
4708 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
4710 (free_path_suffix): Remove unreferenced static function.
4711 (process_command): Remove unused variable temp.
4712 (default_arg): Remove unused variable i.
4713 (do_spec_1): Add parens for assignment used as truth value.
4715 (validate_all_switches): Likewise.
4716 (main): Remove unused variables i, first_time>
4718 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
4720 * calls.c (expand_call): Remove unused variables funtree,
4721 n_regs, and tmpmode.
4723 * dbxout.c, except.c: Include <string.h>/<strings.h>.
4725 * explow.c: (plus_constant_for_output_wide) Removed unused
4726 variable all_constant.
4728 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
4729 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
4730 genrecog.c, global.c, integrate.c , stupid.c : Include
4733 * genextract.c: (walk_rtx) Remove unused variable link.
4735 * genrecog.c: (concat) Remove unreferenced static function.
4737 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
4739 * stmt.c: Include <stdlib.h>.
4740 (expand_asm_operands): Remove unused variable val1.
4741 (expand_return): Remove unused variable block.
4742 (pushcase): Remove unused variables l and n.
4743 (pushcaserange): Likewise.
4745 * unroll.c (unroll_loop): Remove unused variable temp.
4747 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
4749 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
4751 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4753 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
4754 functions for whether they support the %p format specifier.
4755 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
4756 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
4757 * configure, config.in: Rebuild.
4759 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
4761 * function.c (assign_parms): New variable named_arg, with value
4762 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
4764 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
4766 * mips/t-r3900: New - same as t-ecoff but eliminate
4767 multilibs: mips1 and mips3.
4768 * configure.in (tx39*): Use new mips/t-r3900.
4769 * configure: Rebuild.
4770 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
4772 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
4774 * dwarf2out.c: Add old_args_size.
4775 (dwarf2out_args_size): Use it.
4776 (dwarf2out_begin_prologue): Initialize it.
4777 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
4778 pushed args until we see a call.
4779 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
4780 before outputting them.
4782 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
4784 * cplus-dem.c (demangle_template_template_parm): New function.
4785 (demangle_template): Handle template template parameters.
4787 1998-02-02 Mark Mitchell <mmitchell@usa.net>
4789 * calls.c (expand_call): Don't confuse member functions named
4790 realloc, setjmp, and so forth with the standard library
4791 functions of the same names.
4793 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
4795 * stmt.c (expand_asm_operands): Correctly identify asm statements
4798 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
4800 * c-common.c (decl_attributes): Flag unrecognized attribute
4801 functions as warnings instead of as errors.
4803 1998-02-05 Marc Lehmann <pcg@goof.com>
4805 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
4806 when -Os is specified.
4807 * toplev.c (main): Don't disable flag_inline_functions anymore when
4810 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4812 * regmove.c: Update.
4813 * flags.h (flag_regmove): Declare.
4814 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
4815 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
4816 Moved into regmove; changed caller.
4817 * toplev.c (rest_of_compilation): Call regmove_optimize also for
4818 expensive_optimizations.
4820 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
4822 * version.c: Bump for snapshot.
4824 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4825 Undo this change (the problem was actually in reload):
4826 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4828 * sh.md (movqi_i+1): New peephole.
4830 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
4832 * jump.c (jump_optimize): Lose calls to modified_in_p they are
4833 not needed anymore due to changes elsewhere in jump.c.
4835 * jump.c (jump_optimize): Fix first arg to modified_in_p in
4838 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
4840 * expr.c (expand_builtin_setjmp): Accept two new arguments for
4841 the labels to branch to on first and subsequent executions. Don't
4842 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
4843 and provide it with the jmp_buf. Use only one of
4844 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
4845 and provide the former with the target label.
4846 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
4847 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
4848 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
4849 insn to replace all of the normal nonlocal_goto code. Don't play
4850 with __dummy. Correct arguments to nonlocal_goto.
4851 * expr.h (expand_builtin_setjmp): Update prototype.
4852 * except.c (start_dynamic_handler): When using builtin_setjmp,
4853 generate more accurate flow information.
4855 * alpha.md (nonlocal_goto_receiver_osf): Delete.
4856 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
4857 (builtin_longjmp, builtin_setjmp_receiver): New.
4858 * sparc.md (update_return): Disambiguate unspec number.
4859 (nonlocal_goto): Rearrange arguments to match caller in except.c.
4860 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
4862 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
4863 (builtin_setjmp_setup*, builtin_longjmp): New.
4865 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
4867 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
4869 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
4871 * vmsconfig.com: Remove bytecode references.
4873 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4875 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
4876 -fno-sjlj-exceptions works for a target that defines
4877 DWARF2_UNWIND_INFO as zero.
4879 * regmove.c (fixup_match_1): Undo last change which removed some
4880 "useless" code, and add a comment explaining this.
4882 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
4884 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
4887 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
4889 * makefile.vms: Remove bytecode references.
4890 Create genrtl files.
4892 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4894 * jump.c (jump_optimize): Allow conditional loading of floating point
4895 constants and constants from memory. Reinstalled modified_in_p tests.
4897 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4899 * loop.c (get_condition): Handle sign-extended constants.
4901 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
4903 * expr.c (emit_push_insn): Add code to use movstrti if present.
4905 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
4906 and movstrqi as in emit_block_move ().
4908 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
4910 * config/m68k/x-next: Remove /NextDeveloper/Headers from
4911 the directories to fixinclude - /usr/include is a link
4912 to it and hence its contents are fixed by default.
4914 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4916 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
4918 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
4920 * cccp.c (main): Predefine __VMS_VER on VMS.
4922 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4924 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
4925 * fold-const.c (size_int): Replace with
4927 (make_bit_field_ref): Use bitsize_int for bit position.
4928 * stor-layout.c (sizetype): Delete.
4929 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
4930 (layout_record, layout_union, layout_type):
4931 Use bitsize_int for bit size.
4932 (set_sizetype): New function.
4933 (make_signed_type, make_unsigned_type): Use it.
4934 * c-decl.c (init_decl_processing): Likewise.
4935 * tree.h (size_int): Don't delcare, #define.
4936 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
4937 (set_sizetype): Declare.
4938 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
4940 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
4941 Convert result to sizetype.
4942 (really_start_incremental_init, push_init_level):
4943 Set type of constructor_bit_index to sbitsizetype.
4944 (push_init_level): Use unsigned arithmetic to determine padding.
4945 (output_init_element): Likewise.
4947 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
4949 * combine.c (simplify_shift_const): Fix typo in last change.
4951 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
4953 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
4954 is (truncate (lshiftrt)).
4956 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
4958 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
4959 Make sure result winds up in TGT.
4960 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
4961 src to be other than DImode.
4962 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
4963 (alpha_expand_unaligned_store_words): Likewise.
4964 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
4965 that source and destination are separately optimized for alignment.
4966 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
4968 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
4970 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
4971 with handling of -32768.
4973 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4975 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
4976 shell variable argument instead of only hard coded functions.
4977 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
4979 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
4980 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
4981 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
4982 declarations for bcopy, bcmp and bzero.
4984 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
4986 * gansidecl.h: If we have bcopy but don't declare it, then do so.
4987 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
4988 bzero, index and rindex if they aren't already present.
4990 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
4992 * toplev.c (close_dump_file): Wrap function prototype for
4993 argument "func" in PROTO.
4994 (dump_rtl): Likewise.
4996 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
4998 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5000 (output_function_epilogue): Omit epilogue if nothing drops through.
5001 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5002 (registers_ok_for_ldd_peep): Likewise.
5003 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5004 (ultrasparc_adjust_cost): New function.
5005 (sparc_issue_rate): New function.
5006 * sparc.h (MASK_VIS, TARGET_VIS): New
5007 (MASK_V8PLUS, TARGET_V8PLUS): New.
5008 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5009 (TARGET_SWITCHES): Add vis and v8plus.
5010 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5011 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5012 (RTX_COSTS): Use TARGET_HARD_MUL
5013 (ADJUST_COST): Call ultrasparc_adjust_cost.
5015 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5016 of load & fp appropritely.
5017 (supersparc function units): Adjust for Haifa.
5018 (ultrasparc function units): Likewise.
5019 (get_pc_via_rdpc): All v9, not just arch64.
5020 (movdi_v8plus, movdi_v8plus+1): New.
5021 (adddi3_sp32+1): New.
5022 (subdi3_sp32+1): New.
5023 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5024 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5025 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5026 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5027 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5028 (ldd peepholes): Suppress for v9.
5029 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5030 (return_subsi): Revmove.
5032 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5034 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5035 save/restore MEM rtl.
5037 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5039 * configure.in: Check for declaration of abort.
5040 * acconfig.h: Corresponding changes.
5041 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5044 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5046 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5049 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5051 * version.c: Bump for snapshot.
5053 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5055 * configure.in: Check for atoq and atoll.
5056 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5057 proper routine for converting ascii into long long values.
5059 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5061 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5063 * vmsconfig.com: Remove bytecode references.
5065 * alpha/vms.h (PREFIX): Define.
5067 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5069 * am-alpha.h: Don't include alloca for OPEN_VMS.
5071 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5073 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5074 (GCC_INCLUDE_DIR): Define
5076 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5077 * makefile.vms: New file.
5079 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
5081 * alpha.c (output_prolog): Output '.name' directive
5082 for minimal traceback information.
5084 * alpha.c (output_prolog): Don't prepend entry point symbols
5085 with '$' on OPEN_VMS.
5087 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
5088 Jeffrey A Law (law@cygnus.com)
5090 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
5093 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
5095 * genemit.c (gen_exp): Likewise.
5096 * genpeep.c (match_rtx): Likewise.
5097 * genrecog.c (write_tree_1): Likewise.
5099 * c-lex.c (yyprint): Use proper format string based upon
5100 disposition of HOST_BITS_PER_WIDE_INT.
5101 (yylex): Put casts in right place for args to build_int_2.
5103 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
5105 * combine.c: Fix typos in Jan27 changes.
5107 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
5109 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
5110 (LINK_SPEC): Likewise.
5111 (STARTFILE_SPEC): Likewise.
5113 1998-01-28 Mike Stump <mrs@wrs.com>
5115 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
5117 * genattrtab.c (reload_completed): Define.
5119 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
5122 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5124 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
5125 SUBREG_REG if the word count is unchanged, also in the input reload
5126 case. Disable non-applicable sanity checks.
5128 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
5130 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
5132 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
5134 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
5136 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
5138 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
5139 is a TREE_VEC before trying to use it for baseclasses.
5140 (Chill uses the same field for a different purpose.)
5142 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
5144 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
5146 * config.sub: More accurate determination of HP processor types.
5148 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5150 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
5151 prototype for `handle_sysv_pragma', and make it static. Add
5152 parentheses around assignment used as truth value.
5154 * combine.c (combine_instructions): Protect variable `prev' with
5156 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
5157 (extract_left_shift): Add parentheses around operand of &.
5158 (merge_outer_ops): Avoid an empty body in an else-statement.
5159 (gen_rtx_combine): Remove unused variable `i'.
5161 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
5162 function monstartup `void'. Likewise for internal_mcount. Add
5163 `static void' prototype for moncontrol. Reconcile sprintf format
5166 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
5167 Make return type of function_arg_slotno explicitly `int'.
5168 (reg_unused_after): Add parentheses around assignment used as
5170 (save_regs): Add explicit braces to avoid ambiguous `else'.
5171 (function_arg_slotno): Add parentheses around && within ||.
5172 (function_arg_pass_by_reference): Likewise.
5173 (sparc_flat_output_function_prologue): Reconcile fprintf format
5176 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5177 assignment used as truth value.
5179 * cplus-dem.c: Include <stdlib.h>.
5180 (demangle_signature): Avoid an empty body in an else-statement.
5181 (do_type): Remove unused variable `lvl'.
5183 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
5184 Include <string.h>/<strings.h>.
5185 (cpp_lex): Remove unused variable `namelen'.
5186 (cpp_lex): Explicitly declare `num_chars' as an int.
5188 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
5189 <unistd.h> instead. Explicitly declare is_system_include
5191 (make_assertion): Remove unused variable `kt'.
5192 (cpp_expand_to_buffer): Hide variable `obuf'.
5193 (output_line_command): Remove unused variables, `line_end',
5194 `line_cmd_buf' and `len'.
5195 (macarg): Remove unused variable `arg_start'.
5196 (special_symbol): Remove unused variable `i'. Add parentheses
5197 around assignment used as truth value.
5198 (do_include): Remove unused variables `pcfname' and `retried',
5199 hide `pcf' and `pcfbuflimit'.
5200 (do_line): Remove unused variable `i'.
5201 (finclude): Hide variable `missing_newline'.
5202 (cpp_handle_options): Remove unused variable `j'.
5203 (read_token_list): Remove unused variable `eofp'.
5204 (cpp_error_with_line): Remove unused variable `i'.
5205 (cpp_warning_with_line): Likewise.
5206 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
5207 (cpp_error_from_errno): Remove unused variable `i'.
5209 * cse.c (invalidate): Add parentheses around assignment used as
5211 (find_best_addr): Move declaration of variable `our_cost' inside
5212 the conditional macro where its used.
5213 (fold_rtx): Avoid an empty body in an if-statement.
5214 (cse_insn): Wrap variables `this_insn_cc0_mode' and
5215 `this_insn_cc0' in macro HAVE_cc0.
5217 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
5218 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
5219 (output_uleb128): Likewise.
5220 (output_sleb128): Likewise.
5221 (output_cfi): Likewise.
5222 (output_call_frame_info): Remove unused variables `j', `fde_size'
5224 (comp_unit_has_inlines): Hide declaration as per rest of file.
5225 (size_of_line_prolog): Correct typo in prototype.
5226 (add_arange): Likewise.
5227 (output_aranges): Likewise.
5228 (add_name_and_src_coords_attributes): Likewise.
5229 (gen_array_type_die): Likewise.
5230 (gen_inlined_subroutine_die): Likewise.
5231 (equate_decl_number_to_die): Remove unused variable `i'.
5232 (print_die): Reconcile format vs. args in fprintf's.
5233 (print_dwarf_line_table): Likewise.
5234 (output_die): Likewise.
5235 (output_line_info): Likewise.
5236 (add_subscript_info): Avoid an empty body in an else-statement.
5237 (gen_subprogram_die): Remove unused variable `fp_loc'.
5239 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
5240 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
5241 macro. Protect `src_coords_attribute' prototype with
5242 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
5243 prototype as in the rest of the file. Likewise for
5244 `output_pointer_type_die' and `output_reference_type_die'. Remove
5245 prototype for `type_of_for_scope'.
5246 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
5247 (type_attribute): Add explicit braces to avoid ambiguous `else'.
5249 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
5250 (shorten_branches): Protect declaration of tmp_length with
5251 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
5252 (profile_function): Protect declaration of `sval' and `cxt'
5253 variables with appropriate macros.
5254 (final_scan_insn): Likewise for `note' variable. Add explicit
5255 braces to avoid empty body in an if-statement.
5256 (output_asm_insn): Move variable `i' inside macro conditional
5257 where it is used. Add parentheses around assignment used as truth
5259 (asm_fprintf) Likewise, likewise.
5261 * fix-header.c (main): Remove unused variable `done'. Protect
5262 declaration of `i' with FIXPROTO_IGNORE_LIST.
5264 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
5266 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
5269 * profile.c: Include <string.h>/<strings.h>.
5270 (instrument_arcs): Remove unused variables `note', `inverted',
5271 `zero' and `neg_one'.
5272 (branch_prob): Avoid empty body in an if-statement.
5274 * regclass.c: Include <stdlib.h>.
5275 (reg_alternate_class): Explicitly declare parameter `regno'.
5277 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
5278 parentheses around assignment used as truth value.
5279 (find_matches): Remove unused variables `output_operand' and
5281 (fixup_match_1): Remove statement with no effect: "if (0) ;".
5283 * scan.c (sstring_append): Explicitly declare `count' as int.
5284 (scan_string): Explicitly declare parameter `init' as int.
5286 * sched.c: Include <stdlib.h>.
5287 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5288 (rank_for_schedule): Add parentheses around assignment used as
5290 (schedule_block): Likewise.
5291 (regno_use_in): Likewise.
5292 (schedule_insns): Remove unused variable `i'.
5294 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
5295 (v_message_with_decl): Remove unused variable `n'.
5296 (botch): Explicitly declare parameter `s' as char *.
5297 (main): Add parentheses around assignment used as truth value.
5299 * tree.c (make_node): Protect the variable `kind' with the
5300 GATHER_STATISTICS macro.
5301 (real_value_from_int_cst): Move variable `e' inside conditional
5302 macro area where it is used.
5303 (tree_last): Add parentheses around assignment used as truth value.
5304 (build1): Protect the variable `kind' with the GATHER_STATISTICS
5306 (print_obstack_statistics): Reconcile format vs. args in fprintf.
5307 Protect variables `i', `total_nodes', and `total_bytes' with the
5308 GATHER_STATISTICS macro.
5310 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
5312 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
5313 some comments regarding use of dead_or_set_p.
5315 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
5317 * fixincludes: Tweak fix for struct exception in math.h
5319 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
5321 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
5322 Change mode of registers used to add/sub from
5323 hard_frame_pointer_rtx from word_mode to Pmode.
5325 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
5327 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
5328 asm_output_aligned_bss() instead of asm_output_bss().
5330 * toplev.c (rest_of_compilation): Replace references to
5331 stack_reg_dump_file and dbr_sched_dump_file with references to
5334 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
5336 * tlink.c (scan_linker_output): Call fclose() for opened files.
5338 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
5340 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
5341 compiling with -fpic -- we want to be able to override symbols
5343 (alpha_expand_block_move): Fix thinko in last change.
5345 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
5346 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
5347 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
5349 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
5351 * alpha.md (abssf, absdf): Revert last change.
5353 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
5355 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
5356 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
5358 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
5360 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
5361 a CONST_INT into SFmode.
5363 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
5365 * flags.h: New flag (optimize_size).
5366 * toplev.c (main): Parse -Os option and set optimize_space
5368 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
5369 __OPTIMIZE_SIZE__ when compiling with -Os.
5370 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
5371 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
5372 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
5374 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
5376 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
5378 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
5379 stuff only if MCT_TEXT is #define'd.
5381 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
5383 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
5386 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
5388 * toplev.c: Add -dM command line option to dump RTL after the
5389 machine dependent reorganisation pass, if there is one.
5390 Reorganise RTL dump code, so that only one file handle is
5393 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
5395 * except.c (check_exception_handler_labels): Disable warning when
5398 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
5400 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
5402 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5404 * c-decl.c (grokdeclarator): Get parameter tags from
5405 last_function_parm_tags.
5406 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
5407 traversing the parameter types.
5408 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
5410 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
5412 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
5414 (get_shift_alg): Fix typo.
5416 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
5418 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
5420 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
5422 * toplev.c (get_run_time): Make sure each case gets its variables.
5424 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
5426 * configure.in (build_xm_file): Add auto-config.h if host=build.
5427 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
5428 (build_xm_file_list): Likewise.
5429 * configure: Rebuild.
5431 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5433 * recog.c (validate_replace_rtx_1): Only perform substitutions
5434 of arguments to commutative and comparison operators once.
5436 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5438 * sparc.c (output_cbranch): Add default case in
5441 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
5442 (emit_delay_sequence): Eliminate unused parameter, all callers
5444 (fill_simple_delay_slots): Likewise.
5445 (fill_slots_from_thread): Likewise.
5446 (fill_eager_delay_slots): Likewise.
5447 (mark_referenced_resources): Add default case in enumeration switch.
5448 (mark_set_resources): Likewise.
5449 (rare_destination): Likewise.
5450 (mostly_true_jump): Likewise.
5451 (find_dead_or_set_registers): Likewise.
5452 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
5453 (update_reg_unused_notes): Remove unused variable `p'.
5454 (mark_target_live_regs): Remove unused variables `next' and
5456 (fill_simple_delay_slots): Remove unused variable `j'.
5457 (fill_slots_from_thread): Add parentheses around assignment used
5459 (dbr_schedule): Likewise.
5461 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
5462 (objc.stage2, objc.stage3, objc.stage4): Likewise.
5464 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
5466 * cse.c (simplify_ternary_operation): Don't try to simplify
5467 IF_THEN_ELSE expressions (created by combine) that don't use
5468 relational operators.
5470 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
5472 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
5475 * crtstuff.c (init_dummy): Keep the epilogue in the init
5476 section for non-ELF systems.
5478 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5480 * sh.md (movqi_i+1): New peephole.
5482 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
5484 * Makefile.in: Remove remaining bytecode stuff.
5485 * emit-rtl.c, expr.c: Likewise.
5487 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
5489 * toplev.c (lang_options): Add unknown-pragma options.
5491 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
5493 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
5494 special (and incomplete) handling for Chill arrays.
5496 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
5498 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
5501 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
5503 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
5505 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
5507 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
5508 .frame directive instead of FRAME_POINTER_REGNUM.
5510 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
5512 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
5513 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
5514 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
5515 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
5516 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
5517 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
5518 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
5519 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
5521 * longlong.h: Replace __mc68332__ with __mcpu32__.
5523 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
5525 * version.c: Bump for snapshot.
5527 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
5529 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
5530 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
5531 * reload1.c (eliminate_regs): Likewise.
5533 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
5535 * regmove.c (find_matches): Initialize matches->earlyclobber too.
5537 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
5539 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
5540 (negsf2, negdf2): Use proper subtract in IEEE mode.
5542 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
5544 * Makefile.in: Remove more bytecode stuff.
5545 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
5546 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
5547 * f/install.texi, objc/Make-lang.in: Likewise.
5549 * Makefile.in: Remove all bytecode support.
5550 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
5551 * emit-rtl.c: Remove all bytecode support.
5552 * expr.c, expr.h function.c, integrate.c: Likewise.
5553 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
5554 * tree.h, varasm.c: Likewise.
5555 * config/m68k/m68k.h: Likewise.
5556 * bi-*, bc-*, bytecode*: Delete bytecode related files.
5557 * modemap.def: Likewise.
5559 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
5561 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
5562 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
5564 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
5566 * i386.md (push): Prohibit symbolic constants if flag_pic.
5567 (movsi+1): Likewise for move to non-register.
5569 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
5571 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
5572 (print_operand): Handle 0xffffffff on 32 bit host.
5574 * configure.in (thread_file): Rename uses before main loop to
5575 target_thread_file. Initialize to empty in main loop. Set thread_file
5576 to target_thread_file after main loop if not set.
5577 * configure: Rebuild.
5579 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
5580 (add_values_to_cover): Revert last change (which had no ChangeLog
5582 (simplify_with_current_value_aux): Handle CONST_INT.
5584 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5586 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
5588 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
5590 * configure.in: Add cpp stringify test.
5591 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
5592 * gengenrtl.c: Use it.
5593 * configure, config.in: Rebuild.
5595 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5597 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
5599 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
5601 * configure.in: Find declaration for sbrk.
5602 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
5603 * config.in, configure: Rebuild.
5604 * mips-tfile.c: Properly protect declaration of sbrk and free.
5605 * toplev.c: Properly protect declaration of sbrk.
5607 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
5609 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
5611 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
5613 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
5615 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
5617 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
5619 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
5621 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
5622 constant offset computations from objects with known alignment in
5623 the presence of STACK_BIAS.
5625 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
5627 (const_hash): Hash val is unsigned long.
5628 (SYMHASH): Likewise.
5630 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
5632 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
5633 char pointer, not HOST_WIDE_INT.
5634 (print_node): Likewise. Also hash is unsigned long not
5637 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
5639 * explow.c (optimize_save_area_alloca): New function for targets
5640 where SETJMP_VIA_SAVE_AREA is true.
5641 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
5642 compute the amount of stack space needed should we find later that
5643 setjmp is never called by this function, stuff rtl for this inside
5644 a REG_NOTE of the final SET of stack_pointer_rtx.
5645 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
5646 current_function_calls_alloca, call optimize_save_area_alloca.
5648 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
5650 * i386.md: Remove redundant integer push patterns.
5651 Don't bother checking for TARGET_PUSH_MEMORY when
5652 pushing constants or registers.
5654 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
5655 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
5657 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
5658 (pwait): New function for mingw32.
5660 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
5661 pipe support is broken for now.
5663 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
5665 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
5666 between frame_pointer_rtx, hard_frame_pointer_rtx, and
5667 arg_pointer_rtx is respected in initialization.
5668 (init_emit_once): Use gen_rtx_raw_REG() to create
5669 return_address_pointer_rtx.
5671 * reorg.c: #include "expr.h" for rtx prototypes.
5672 * Makefile.in (reorg.o): Depend on expr.h
5674 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
5676 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
5677 local_prefix to sub-make invocations.
5679 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
5681 * objc-parse.c: Recognize protocol qualifiers in class definitions.
5683 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
5687 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
5688 * configure.in: Check for atol.
5689 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
5691 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
5693 * loop.c (find_and_verify_loops): When attempting to move insns from
5694 inside the loop outside the loop, create a BARRIER if no suitable
5697 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
5698 favor of an equivalent change from gcc-2.8.
5700 * i386/x-sco5 (CC): Remove trailing whitespace.
5702 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5704 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
5705 (accessor_from_format): Likewise.
5706 (xmalloc): New function for use when linking with alloca.o.
5708 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5710 * frame.c (find_fde): Correct FDE's upper bound.
5712 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
5714 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
5716 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
5718 * calls.c (expand_call): Move #ifdef code out of macro argument
5720 (emit_library_call, emit_library_call_value): Likewise.
5722 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
5724 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
5726 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
5728 * version.c: Bump for snapshot.
5730 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
5732 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
5733 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
5734 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
5735 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
5736 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
5737 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
5738 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
5739 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
5740 * unroll.c, varasm.c: Likewise.
5741 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
5743 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
5745 * mips.h: Fix some type-o's from a previous change.
5747 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
5749 * loop.c (check_dbra_loop): Make sure initial value is a
5750 CONST_INT before trying to normalize it.
5752 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
5754 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
5756 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
5758 * cppexp.c: Include gansidecl.h
5760 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
5762 * svr4.h (LINK_SPEC): Never specify -h.
5763 * ptx4.h (LINK_SPEC): Likewise.
5764 * rs6000/sysv4.h (LINK_SPEC): Likewise.
5765 * sparc/sol2.h (LINK_SPEC): Likewise.
5767 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
5769 * c-typeck.c (comptypes): Exit early on NULL input.
5771 * haifa-sched.c (schedule_insns): Correctly remove inter-block
5772 dependencies after reload.
5774 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5776 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
5778 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
5780 * alpha/vms.h (DIR_SEPARATOR): define
5782 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5784 * Makefile.in (stamp-proto): Remove.
5785 (protoize.o, unprotoize.o): Straightforward compile.
5786 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
5788 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
5790 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
5791 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
5793 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
5795 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
5796 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
5797 * sparc/netbsd.h, vax/netbsd.h: Likewise.
5799 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
5801 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
5803 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
5805 * configure.in (target_cpu_default, target_cpu_default2): Use double
5806 quotes around them when testing their value.
5807 * configure: Rebuilt.
5809 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
5811 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
5813 (gendef): Call obstack_alloc_rtx.
5815 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
5817 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
5820 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
5822 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
5823 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
5824 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
5826 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
5828 * mips.md (return_internal): Change mode from SImode to VOIDmode.
5830 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
5832 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
5835 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
5837 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
5838 suffix from operand 3.
5840 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5841 Jeffrey A Law (law@cygnus.com)
5843 * regmove.c: New implementation of regmove pass.
5844 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
5845 decls, make them have external linkage. Return a value from
5846 optimize_reg_copy_1.
5847 * reload.h (count_occurrences): Add decl.
5848 * reload1.c (count_occurrences): Delete decl, make it have external
5850 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
5852 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
5854 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
5855 if it is not defined.
5857 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
5859 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
5860 * emit-rtl.c (gen_rtx): Move special code to ...
5861 (gen_rtx_CONST_INT): New function.
5862 (gen_rtx_REG): New function.
5863 (*): Update all calls to gen_rtx.
5864 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
5865 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
5866 (GEN_INT): Call gen_rtx_CONST_INT.
5867 * gengenrtl.c: New file.
5869 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
5871 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
5872 (base_alias_check): If no base found for address call canon_rtx and
5875 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
5877 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
5878 arguments for mips16.
5879 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
5880 Don't lose if tsize is zero after handling large stack for mips16.
5881 * mips.md (return): For trivial return, return address is in $31.
5883 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
5885 * mips/mips16.S: Various changes to make it work with -msingle-float
5888 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
5889 Ian Lance Taylor <ian@cygnus.com>
5890 Jeff Law <law@cygnus.com>
5892 * mips.c, mips.h, mips.md: First cut at merging in mips16
5893 support. Major modifications throughout all three files.
5895 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
5897 * configure.in: Make gthr-default.h a forwarding header instead of
5900 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5902 * gcov-io.h: Include sys/types.h to ensure we get size_t.
5904 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
5906 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
5907 Jeffrey A Law (law@cygnus.com)
5909 * crtstuff.c (__frame_dummy): New function for irix6.
5910 (__do_global_ctors): Call __frame_dummy for irix6.
5911 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
5913 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
5915 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
5917 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
5919 * c-decl.c (init_decl_processing): Provide proper fallback symbol
5920 for __builtin_memset.
5921 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
5922 not INTEGER_CST. Assert arg 3 is a constant.
5924 * alpha.c (mode_width_operand): Accept 64-bit modes.
5925 (mode_mask_operand): Likewise.
5926 (print_operand): Likewise for 'M' and 'U' codes.
5927 (alpha_expand_unaligned_load): New function.
5928 (alpha_expand_unaligned_store): Likewise.
5929 (alpha_expand_unaligned_load_words): Likewise.
5930 (alpha_expand_unaligned_store_words): Likewise.
5931 (alpha_expand_block_move): Likewise.
5932 (alpha_expand_block_clear): Likewise.
5933 * alpha.h (MOVE_RATIO): New define.
5934 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
5935 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
5937 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
5938 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
5940 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
5942 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
5943 * configure: Update.
5945 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
5947 * emit-rtl.c (operand_subword): Correctly handle extracting a word
5948 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
5950 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
5953 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
5955 * configure.in: Set and subsitute host_exeext. Use it when creating
5956 the assembler and linker symlinks.
5957 * configure: Rebuild.
5958 * Makefile.in (exeext): Set to @host_exeext@.
5959 (build_exeext): New variable, set to @build_exeext@.
5960 (FLAGS_TO_PASS): Pass down build_exeext.
5961 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
5964 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
5966 * mn10200.md (addsi3, subsi3): Fix thinkos.
5968 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
5970 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
5971 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
5972 unix always, since we want to be able to thunk to functions in a
5973 shared library from an application.
5975 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
5977 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
5978 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
5980 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
5982 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
5983 offset's mode is not ptr_mode, convert it.
5985 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
5987 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
5988 compiling if it was already defined.
5990 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
5992 * flow.c (find_basic_blocks): Don't create a new basic block
5993 for calls in a LIBCALL block.
5995 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
5997 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
5999 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6001 * cse.c (rtx_cost): Remove conflicting default case.
6003 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6005 * configure.in: Move default enabling of Haifa out of for loop.
6006 * configure: Rebuild.
6008 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6010 * version.c: Bump for snapshot.
6012 1997-12-25 Teemu Torma <tot@trema.com>
6014 * Makefile.in (GTHREAD_FLAGS): New var.
6015 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6016 (distclean): Remove gthr-default.h.
6018 * configure.in: Accept dce as a thread package.
6019 Check for thread.h and pthread.h.
6020 Link gthr-default.h to appropriate thread file and set
6022 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6023 include multilib definitions from pa/t-dce-thr.
6024 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6025 pthread.h is found, preferring posix threads over solaris ones.
6027 * config/pa/t-dce-thr: New file.
6028 * config/pa/t-pa: Removed multilibs.
6029 * config/sparc/t-sol2: Ditto.
6032 * gthr-single.h: New file.
6033 * gthr-posix.h: New file.
6034 * gthr-solaris.h: New file.
6035 * gthr-dce.h: New file.
6036 * libgcc-thr.h: Removed.
6037 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6039 * frame.c: Include gthr.h instead of libgcc-thr.h.
6040 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6041 (eh_context_initialize): If __gthread_once fails, use static eh
6043 (eh_context_free): Call __gthread_key_dtor.
6045 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6047 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6049 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6051 * cse.c (max_insn_uid): New variable.
6052 (cse_around_loop): Use max_insn_uid.
6053 (cse_main): Set max_insn_uid.
6055 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6056 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6057 -mlong64, and -mgp{32,64} options.
6058 * mips.c (mips_abi): Change type to int.
6059 * mips.h (enum mips_abi_type): Delete.
6060 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6061 (mips_abi): Change type to int.
6063 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6065 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6066 optimization is now always enabled.
6068 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6071 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6073 (*_dependence): Call canon_rtx before base_alias_check.
6074 (init_alias_once): New function to precompute set of registers which
6075 can hold Pmode function arguments.
6077 * rtl.h: Declare init_alias_once.
6079 * toplev.c (compile_file): Call init_alias_once.
6081 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
6083 * tree.c (restore_tree_status): Do not dereference a null pointer.
6085 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
6087 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
6088 RLIMIT_STACK. This maintains consistency with the recent, similar
6089 patch to cccp.c and toplev.c.
6091 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
6093 * genattrtab.c (expand_units): For large nr opclasses, expand
6094 function_units_used with ORX to prevent blowups. Tag with FFS.
6095 (num_unit_opclasses): New variable.
6096 (gen_unit): Update it.
6097 (enum operator): Add ORX_OP.
6098 (operate_exp): Treat ORX as or, except don't expand across an if.
6099 Reuse number rtx's after operating on them.
6100 (check_attr_value): Accept IOR, AND, & FFS.
6101 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
6102 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
6103 (write_expr_attr_cache, write_toplevel_expr): New functions.
6104 (write_attr_get): Handle FFS-tagged expressions.
6105 (make_canonical): Don't expand const attributes.
6106 (convert_const_symbol_ref): Dike out.
6107 (evaluate_eq_attr): Handle SYMBOL_REF.
6108 (main): Don't emit get_attr_foo for const attributes.
6110 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
6111 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
6112 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
6113 * alpha.md: Redo all of the scheduling, adding EV6 support, and
6114 combining function units where possible.
6115 (attr "type"): Split loads, stores, cmov into int/fp. Combine
6116 multiplies and divides. Add EV6 sqrt, ftoi, itof.
6117 (attr "opsize"): New attribute.
6118 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
6119 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
6120 to control register allocation.
6121 (movsi2-1, movdi2-1): Likewise.
6123 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
6125 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
6126 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
6127 Move OSF/1 specific defines out.
6128 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
6129 Move Linux specific defines out.
6130 (LINK_SPEC): Genericize.
6131 (ASM_FILE_START): Emit .arch if using more than the base insn set.
6132 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
6133 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
6134 (HANDLE_SYSV_PRAGMA): Define.
6135 * alpha/osf.h: New file.
6136 * alpha/linux.h: Split. Retain file-format independant defines.
6137 Import Linux bits from elf.h.
6138 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
6139 (FUNCTION_PROFILER): _mcount takes its address in $28.
6140 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
6141 * alpha/linux-ecoff.h: New file.
6142 * alpha/linux-elf.h: New file.
6143 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
6144 * alpha/win-nt.h (TARGET_DEFAULT): Define.
6145 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
6146 Add new headers as appropriate.
6148 * configure.in (alpha*): Enable Haifa by default.
6149 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
6150 * configure: Rebuild.
6152 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
6154 * Makefile.in (clean): Remove the stages with their objects here ...
6155 (distclean): ... instead of here.
6157 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6159 * cse.c (rtx_cost): Add default case in enumeration switch.
6160 * fix-header.c (recognized_macro): Likewise.
6161 (recognized_extern): Likewise.
6162 (write_rbrac): Likewise.
6163 * objc/objc-act.c (encode_aggregate): Likewise.
6164 (gen_declarator): Likewise.
6165 (gen_declspecs): Likewise.
6167 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
6169 * haifa-sched.c (create_reg_dead_note): Detect and handle another
6170 case where we kill more regs after sched than were killed before
6172 * sched.c (create_reg_dead_note): Similarly.
6174 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
6176 * c-pragma.c: Include flags.h.
6178 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
6180 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
6181 about system headers.
6182 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
6183 and also to resolve symbols in prefix.c.
6185 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
6186 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
6187 when the definitions in auto-config.h is not visible.
6188 (HAVE_BZERO): Likewise.
6189 (HAVE_BCMP): Likewise.
6190 (HAVE_RINDEX): Likewise.
6191 (HAVE_INDEX): Likewise.
6193 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
6195 * pa.c (emit_move_sequence): Handle a function label source
6198 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
6200 * c-pragma.c (handle_pragma_token): Generate warning messages
6201 about unknown pragmas if warn_unknown_pragmas is set.
6203 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
6204 line option to set variable: warn_unknown_pragmas.
6206 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
6208 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
6210 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
6212 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
6214 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
6215 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
6216 generate more fine grained floating point emulation libraries.
6217 * config/fp-bit.c: Add protecting #ifdef to all functions so
6218 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
6219 then compile all suitable functions.
6220 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
6221 underscores to avoid namespace pollution.
6222 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
6224 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
6228 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6229 Jeff Law <law@cygnus.com>
6231 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
6233 * c-decl.c (finish_decl): Use parentheses around && within ||.
6234 * rtl.c: Include stdlib.h.
6235 (read_skip_spaces): Add parentheses around assignments used as
6237 (read_rtx): Initialize list_rtx.
6238 * cppexp.c (parse_number): Use || when operands are truth values.
6239 * alias.c (find_base_value): Add default case.
6240 (memrefs_conflict): Likewise.
6241 * combine.c (sets_function_arg_p): Likewise.
6242 * genemit.c (gen_exp): Likewise.
6243 * local-alloc.c (contains_replace_regs): Likewise.
6244 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
6245 * fold-const.c (fold_convert): Use "&&" for truth values.
6246 (fold): Add default case.
6247 * sdbout.c (sdbout_field_types): Fix typo in declaration.
6248 (sdbout_one_type): Add default case.
6249 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
6250 (some_operand): Add default case.
6251 (input_operand): Likewise.
6252 (signed_comparison_operator): Likewise.
6253 (divmod_operator): Likewise.
6254 (alpha_set_memflags_1): Likewise.
6255 * reload1.c (reload_cse_simplify_operands): Ensure function
6256 always returns a value.
6257 * scan-decls.c (scan_decls): Likewise.
6258 * c-lex.c (skip_white_space): Fix typo in declaraion.
6259 * c-typeck.c (comp_target_types): Add parentheses around assignment
6260 used as truth value.
6261 (print_spelling): Likewise.
6262 (constructor_implicit, constructor_result): Remove unused variables.
6263 * collect2.c (scan_library): Protect prototype with
6264 #ifdef SCAN_LIBRARIES.
6265 * emit-rtl.c (find_line_note): Fix typo in declaration.
6266 * final.c (asm_insn_count): Protect prototype with
6267 #ifdef HAVE_ATTR_length.
6268 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
6269 (try_pre_increment_1, try_pre_increment): Likewise.
6270 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
6271 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
6272 * gcov-io.h (__store_long, __write_long, __read_long): Fix
6273 unsigned/signed comparisons.
6274 * gcov.c (read_files): Remove unused "first_type" variable.
6275 (scan _for_source_files): Initialize s_ptr.
6276 (function_summary): Eliminate "%lf" formatting, use %ld for
6278 (output_data): Initialize branch_probs and last_line_num.
6279 Eliminate "%lf" formatting, use "%ld" for longs.
6281 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
6283 * mips16.S: New file.
6285 * libgcc2.c (varargs): Handle mips16.
6287 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
6289 * stmt.c (expand_end_case): Likewise.
6290 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
6291 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
6292 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
6294 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6296 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
6297 the build directory.
6298 (libobjc.a): Update dependency list.
6299 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
6301 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
6302 (objc.mostlyclean): Remove runtime-info.h.
6304 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
6306 * tree.c (build_range_type): Allow creation of ranges with no maximum.
6307 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
6308 * dwarf2out.c (add_subscript_info): Likewise.
6309 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
6310 * sdbout.c (plain_type_1): Likewise.
6311 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
6313 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
6316 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6318 * mips.c (fatal): Remove declaration.
6320 1997-12-18 Mark Mitchell <mmitchell@usa.net>
6322 * integrate.c (get_label_from_map): New function.
6323 (expand_inline_function): Use it. Initialize the label_map to
6324 NULL_RTX instead of gen_label_rtx.
6325 (copy_rtx_and_substitute): Use get_label_from_map.
6326 * integrate.h (get_label_from_map): New function.
6327 (set_label_from_map): New macro.
6328 * unroll.c (unroll_loop): Use them.
6329 (copy_loop_body): Ditto.
6331 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
6333 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
6334 (INIT_TARGET_OPTABS): Define.
6335 * mips/ecoff.h: Include gofast.h before mips.h.
6336 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
6337 * mips/elf64.h: Likewise.
6338 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
6340 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
6342 * except.c: Remove register_exception_table{,_p}.
6344 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
6346 * unroll.c (calculate_giv_inc): Handle constant increment found in
6347 a MEM with an appropriate REG_EQUAL note.
6349 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
6351 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
6352 frame pointer in the prologue.
6354 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
6356 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
6357 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
6359 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
6361 * config/m68k/m68k.c (output_function_prologue): Typecast
6362 dwarf2out_cfi_label to (char *).
6363 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
6365 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
6367 * sparc.md (jump): Don't use the annul bit around an empty loop.
6368 Patch from Kevin.Kelly@East.Sun.COM.
6370 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
6372 * jump.c: (jump_optimize): Don't use the return register as a
6373 source1 of a conditional move.
6375 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
6377 * sparc.c (DF_MODES): Or the mask not the bit number.
6378 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
6380 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
6382 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
6384 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
6386 * fixincludes (size_t): Add support for Motorola's stdlib.h
6387 which fails to provide a definition for size_t.
6388 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
6389 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
6390 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
6392 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
6393 prevent unresolved externals in libio.
6394 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
6396 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
6398 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
6399 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
6400 (LIB_SPEC): Updated for glibc 2.
6402 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
6404 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
6405 * ginclude/varargs.h: Likewise.
6407 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
6409 * version.c: Bump for snapshot.
6411 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
6413 * frame.h (__register_frame, __register_frame_table,
6414 __deregister_frame): New.
6415 * frame.c (__register_frame, __register_frame_table,
6416 __deregister_frame): New.
6417 * frame.c (__deregister_frame_info): Return void *.
6418 * frame.h (__deregister_frame_info): Ditto.
6419 * collect2.c (__deregister_frame_info): Ditto.
6421 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
6423 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
6425 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
6427 * alpha.c (alpha_cpu_name): New variable.
6428 (alpha_mlat_string): Likewise.
6429 (alpha_memory_latency): Likewise.
6430 (override_options): Handle -mmemory-latency.
6431 (alpha_adjust_cost): Adjust load cost for latency.
6432 * alpha.h (TARGET_OPTIONS): Add meory-latency.
6433 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
6434 TARGET_CIX into account.
6435 (MEMORY_MOVE_COST): Define in terms of memory_latency.
6436 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
6438 * alpha.h (ASM_COMMENT_START): New macro.
6440 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
6442 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
6443 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
6445 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
6446 SUBREG_REG if the word count is unchanged.
6447 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
6448 subregs of identical word size for push_reload.
6450 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
6452 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
6453 if all we're doing is dealing with -Wreturn-type.
6455 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
6457 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
6458 Use and 255 instead of zapnot 1, since it schedules better.
6460 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
6462 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
6465 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
6467 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
6468 dependency we delete. Properly update prev for multiple consecutive
6470 (priority): Skip deleted dependence.
6472 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
6474 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
6476 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
6478 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
6479 determining when a new basic block starts.
6481 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
6483 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
6484 * pa.md (iorsi3): Add missing args to *_operand calls.
6486 * except.c (call_get_eh_context): Don't mess with sequences.
6487 (emit_eh_context): Include the call in the sequence here.
6489 1997-12-11 Paul Eggert <eggert@twinsun.com>
6491 * collect2.c (write_c_file_glob): Allocate initial frame object
6492 in static storage and pass its address.
6494 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
6496 * except.c (call_get_eh_context): Don't take a parm.
6497 Put the call at the top of the function.
6498 (emit_eh_context): Adjust.
6499 (get_eh_context): Replace with former use_eh_context.
6500 (get_eh_context_once, get_saved_pc_ref): Remove.
6501 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
6503 * integrate.c (expand_inline_function): Adjust.
6504 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
6506 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
6508 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
6509 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
6511 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
6513 * fixincludes (strlen,strspn,strcspn return value): Handle different
6515 (hypot): Provide a fake for hypot which is broken on
6516 m88k-motorola-sysv3.
6518 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
6520 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
6521 tree_code_name from pointers to arrays.
6522 * tree.c: Remove standard_tree_code_* variables, no longer used.
6523 * print-tree.c: Remove declaration of tree_code_name.
6525 * cp/lex.c (init_lex): Update for tree_code_* changes.
6526 * objc/objc-act.c (init_objc): Likewise.
6528 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
6531 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
6533 * config.sub: Add support for BeOS target.
6534 * configure.in: Likewise.
6535 * ginclude/stdarg.h: Likewise.
6536 * ginclude/stddef.h: Likewise.
6537 * ginclude/varargs.h: Likewise.
6538 * rs6000/beos.h: New file for BeOS.
6539 * rs6000/t-beos: Likewise.
6540 * rs6000/x-beos: Likewise.
6541 * rs6000/xm-beos.h: Likewise.
6542 * toplev.c (get_run_time): Just return 0 on BeOS.
6544 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
6545 Toon Moene (toon@moene.indiv.nluug.nl)
6547 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
6548 old and broken Sun3 assemblers. Newer versions handle large
6549 offsets correctly as does the GNU assembler.
6551 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6553 * objc/objc-act.c (lang_report_error_function): Disable.
6554 * objc/objc-parse.y: Include "output.h".
6555 (yyerror): Remove redundant decl.
6556 (yyprint): Fix prototype.
6557 (apply_args_register_offset): Remove redundant decl.
6558 (get_file_function_name): Likewise.
6560 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
6562 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
6564 (find_basic_blocks_1): Likewise.
6566 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
6568 * except.c (use_eh_context): Don't copy_rtx a REG.
6569 (emit_throw): Lose old unwinder support.
6570 (expand_internal_throw): Likewise.
6571 * libgcc2.c (struct eh_context): Likewise.
6572 (new_eh_context): Likewise.
6573 (__get_eh_info): Lose redundant cast.
6574 (__get_dynamic_handler_chain): Likewise.
6575 (__get_saved_pc): Lose.
6576 Lose all old unwinder support code.
6578 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
6580 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
6582 * integrate.c (expand_inline_function): If the inline fn uses eh
6583 context, make sure that the current fn has one.
6584 * toplev.c (rest_of_compilation): Call emit_eh_context.
6585 * except.c (use_eh_context): New fn.
6586 (get_eh_context_once): New fn.
6587 (call_get_eh_context): New fn.
6588 (emit_eh_context): New fn.
6589 (get_eh_context): Call either get_eh_context_once or
6590 call_get_eh_context, depending on what we have.
6591 (get_dynamic_handler_chain): Call get_eh_context_once.
6592 * except.h: Prototypes for fns above.
6593 * optabs.c (get_eh_context_libfunc): Removed.
6594 (init_optabs): Don't initialize it.
6595 * expr.h (get_eh_context_libfunc): Removed.
6596 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
6597 * config/pa/pa.h (CPP_SPEC): Support for -threads.
6598 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
6599 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
6600 New multilib for -threads.
6601 * config/sparc/t-sol2: Added multilibs for -threads and
6602 made -pthreads alias to it.
6603 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
6604 Added -threads and -pthreads options.
6605 * libgcc-thr.h: New file.
6606 * libgcc2.c: (__get_cpp_eh_context): Removed.
6607 (struct cpp_eh_context): Removed.
6608 (struct eh_context): Replaced cpp_eh_context with generic language
6610 (__get_eh_info): New function.
6611 (__throw): Check eh_context::info.
6613 * libgcc2.c: Include libgcc-thr.h.
6614 (new_eh_context, __get_eh_context,
6615 eh_pthread_initialize, eh_context_initialize, eh_context_static,
6616 eh_context_specific, eh_context_free): New functions.
6617 (get_eh_context, eh_context_key): New variables.
6618 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
6619 get_eh_context to get the context.
6620 (longjmp): Move the declaration inside
6621 #ifdef DONT_USE_BUILTIN_SETJMP.
6622 * frame.c: Include libgcc-thr.h.
6623 (object_mutex): Mutex to protect the object list.
6624 (find_fde, __register_frame, __register_frame_table,
6625 __deregister_frame): Hold the lock while accessing objects.
6626 * except.h (get_eh_context): Declare.
6627 * except.c (current_function_ehc): Define.
6628 (current_function_dhc, current_function_dcc): Removed.
6629 (get_eh_context): New function.
6630 (get_dynamic_handler_chain): Use get_eh_context.
6631 (get_saved_pc_ref): Ditto.
6632 (get_dynamic_cleanup_chain): Removed references to
6633 current_function_dcc.
6634 (save_eh_status, restore_eh_status): Save and restore
6635 current_function_ehc instead.
6636 * optabs.c (get_eh_context_libfunc): New variable.
6637 (init_optabs): Initialize it.
6638 * expr.h: Declare get_eh_context_libfunc.
6639 * function.h (struct function): Replaced dhc and dcc with ehc.
6640 * except.c (get_saved_pc_ref): New functions.
6641 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
6642 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
6644 (end_eh_unwinder): Likewise.
6645 (init_eh): Remove initialization of eh_saved_pc.
6646 * optabs.c (get_saved_pc_libfunc): New variable.
6647 (init_optabs): Initialize it.
6648 * expr.h: Declare get_saved_pc_libfunc.
6649 * except.h (eh_saved_pc_rtx): Deleted.
6650 (get_saved_pc_ref): Declared.
6652 From Scott Snyder <snyder@d0sgif.fnal.gov>:
6653 * libgcc2.c (__get_saved_pc): New.
6654 (__eh_type, __eh_pc): Deleted.
6655 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
6656 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
6659 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
6661 * sparc/sol2.h: Use 64 bit multiply and divide functions in
6662 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
6665 * rtl.h (global_rtl): New variable, replacing separate variables for
6667 (const_int_rtx): Now array of rtx_def, not rtx.
6668 * emit-rtl.c: Update for new rtl data structures.
6669 * genattrtab.c: Define global_rtl.
6671 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
6673 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
6676 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
6678 * crtstuff.c (__do_global_ctors): Fix typo.
6680 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
6682 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
6683 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
6685 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
6687 * rs6000.h (FUNCTION_ARG_PADDING): Define.
6688 * rs6000.c (function_arg_padding): New function.
6690 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
6692 * m68k.c: Include tree.h only once.
6694 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6696 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
6698 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
6700 * Partially cleaned up prototyping code from HJ.
6701 * tree.h: Add many prototypes.
6702 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
6703 All references changed.
6704 * rtl.h: Protect from multiple inclusions. Add many prototypes.
6706 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
6708 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
6709 string functions like strlen.
6711 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
6713 * configure.in: Check for functions getrlimit and setrlimit.
6714 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
6715 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
6717 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
6719 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
6721 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
6723 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
6726 * alpha.c (override_options): Don't know about scheduling for EV6.
6727 * alpha.md (ev5 function units): Don't overload as ev6.
6729 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
6730 * alpha.md (define_attr type): Add mvi.
6731 (ev5_e0): Define sceduling parameters for it.
6732 (TARGET_MAX insns): Type is mvi not shift.
6734 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
6736 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
6738 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6740 * cstamp-h, auto-config.h: Delete.
6742 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
6744 * version.c: Bump for snapshot.
6746 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
6748 * cccp.c: Fix typo brought over in merge.
6750 * Merge in changes from gcc-2.8.
6752 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
6754 * m68k.c: Include tree.h for dwarf2out_cfi_label.
6756 * gcc.c (process_command): Do not take address of function fatal when
6757 calling lang_specific_driver.
6759 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
6761 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
6762 doesn't work with it yet, so set it to 0.
6763 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
6765 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
6767 * cse.c (cse_insn): Check for invalid entries when taking references.
6769 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6771 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
6772 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
6773 * toplev.c (rest_of_compilation): Pass it. Remove code to
6774 save / clear / restore flag_unroll_{,all_}loops.
6776 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6778 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
6780 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
6782 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
6784 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
6786 * except.c (get_dynamic_handler_chain): Only make the call once per
6789 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
6791 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6793 * sh.c (final_prescan_insn): Use local label prefix
6794 when emitting .uses pseudo-ops.
6796 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
6798 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
6799 * except.c: Lose outer_context_label_stack.
6800 (expand_eh_region_end): Rethrow from outer_context here.
6801 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
6802 (expand_internal_throw): Take no args.
6803 (expand_internal_throw_indirect): Lose.
6804 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
6805 (expand_start_all_catch): Start a rethrow region.
6806 (expand_end_all_catch): End it.
6807 (expand_rethrow): New fn.
6808 * except.h: Reflect above changes.
6809 * flow.c: Revert change of Nov 27.
6811 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
6813 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
6815 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
6817 * except.c (expand_fixup_region_end): New fn.
6818 (expand_fixup_region_start): Likewise.
6819 (expand_eh_region_start_tree): Store cleanup into finalization here.
6820 * stmt.c (expand_cleanups): Use them to protect fixups.
6822 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
6824 * mips/mips.md (muldi3_r4000): Broaden the output template
6825 and attribute assignments to handle three operand dmult;
6826 rename to muldi3_internal2.
6827 (muldi3): Call the new muldi3_internal2 for R4000, and
6828 any GENERATE_MULT3 chip.
6830 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
6832 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
6834 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
6836 * unroll.c (find_splittable_givs): Remove last change. Handle givs
6837 with a dest_reg that was created by loop.
6839 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
6841 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
6843 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
6845 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
6847 * configure.in: Fix NCR entries.
6849 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
6851 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
6852 nested exceptions correctly.
6854 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
6855 that was created by loop.
6857 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
6859 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
6861 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
6863 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
6865 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
6866 (print_operand): Use SMALL_DATA_REG for the register involved in
6867 small data relocations.
6868 (print_operand_address): Ditto.
6870 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
6871 -dynamic linker is not used.
6873 * rs6000.md (call insns): For local calls, use @local suffix under
6874 System V. Don't use @plt under Solaris.
6876 * rs6000.c (output_function_profiler): Put label address in r0, and
6877 store LR in 4(sp) for System V/eabi.
6879 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
6880 byte boundary, and maintain stack backchain.
6882 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
6884 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
6885 fix_truncsfdi2): Change *.
6887 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
6889 * toplev.c (main): Complain about -gdwarfn.
6891 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
6893 * dwarfout.c (output_type): If finalizing, write out nested types
6894 of types we've already written.
6896 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
6898 (patches originally from Geoffrey Keating)
6899 * rs6000.c (function_arg): Excess floating point arguments don't
6900 go into GPR registers after exhausting FP registers under the
6902 (function_arg_partial_nregs): Ditto.
6904 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
6907 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
6909 * integrate.c (output_inline_function): Just unset DECL_INLINE.
6911 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
6913 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
6916 * libgcc2.c (__throw): Initialize HANDLER.
6918 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
6920 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
6921 fix_truncsfdi2): Change *X to ?*X.
6923 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
6925 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
6927 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
6929 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
6931 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
6933 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
6935 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
6937 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
6938 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
6941 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
6943 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
6944 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
6945 gas and not using the new HP assembler.
6947 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
6949 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
6950 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
6952 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
6954 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
6955 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
6958 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6960 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
6962 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
6964 * except.h: Add outer_context_label_stack.
6965 * except.c: Likewise.
6966 (expand_start_all_catch): Push the outer_context for the try block
6967 onto outer_context_label_stack.
6968 (expand_end_all_catch): Use it and pop it.
6970 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
6972 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
6974 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
6976 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
6978 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
6980 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
6981 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
6983 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
6985 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
6986 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
6987 __builtin_delete, and __builtin_vec_delete.
6989 * except.c (output_exception_table): Don't bother with
6992 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
6994 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
6995 is an in/out operand.
6996 (zero extended variants of stwm/stwm patterns): Similarly.
6998 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7000 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7002 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7004 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7005 (output_call_frame_info): Emit a \n after using it.
7007 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7009 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7011 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7013 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7014 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7015 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7017 (output_call_frame_info): Do not output forward label differences
7018 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7019 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7021 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7023 * sh.md (attribute "type"): Add nil.
7024 (movsi_ie): y/y alternative is type nil.
7025 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7027 (movsf_ie+1): Delete.
7029 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7031 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7032 large_int, emit two insns instead of one splitable insn.
7033 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7034 from cfa_temp_value, use cfa_offset. Add assert checking that
7037 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7039 * cccp.c (deps_output): Properly quote file names for make.
7041 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7043 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7045 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7047 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7049 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7051 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7053 (cse_end_of_basic_block): Similarly.
7055 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7057 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7058 (SELECT_RTX_SECTION): Define.
7059 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7061 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7063 * Makefile.in (compare, compare-lean): Define $stage for each
7065 (gnucompare, gnucompare-lean): Likewise.
7067 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7069 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7071 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7072 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7074 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7076 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7077 and add case to handle STRING_TYPE.
7078 * dwarfout.c (output_string_type_die): Fix code to generate
7079 correct string length attribute for fixed length strings.
7080 Still needs support for varying length strings.
7082 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
7084 * toplev.c (get_run_time): Do something sensible for cygwin32.
7086 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
7088 * expr.c (expand_builtin_setjmp): Set
7089 current_function_has_nonlocal_label.
7090 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
7091 call-saved registers across calls.
7093 * alpha.md (exception_receiver): Remove.
7094 (nonlocal_goto_receiver_osf): New
7095 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
7096 (nonlocal_goto_receiver): New, select _osf or _vms.
7098 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
7099 keep them from being propogated to the object file.
7100 (alpha_write_linkage): Likewise.
7101 * alpha.md (call_vms): Likewise.
7102 (call_value_vms): Likewise.
7103 (unnamed osf call insns): Likewise.
7105 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
7106 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7108 * alpha.c (call_operand): Any reg is valid for WinNT.
7109 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
7110 (anon nt calls): Add 'R' alternative.
7111 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
7112 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
7114 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
7116 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
7118 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
7119 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7120 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7122 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
7124 * reload1.c (new_spill_reg): Improve fixed or forbidden register
7125 spill error message.
7127 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7129 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
7130 use varargs.h. Wrap header with <>, not "".
7132 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
7134 * integrate.c (save_for_inline_copying): Add return value from
7137 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
7139 * fixincludes: Be a little more restrictive on what we will
7140 substitute to replace definitions of MAXINT for HPUX.
7142 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
7144 * dbxout.c (dbxout_symbol_location): Don't assume that variables
7145 whose address is the stack or argument pointers are indirect
7148 1997-11-13 Paul Eggert <eggert@twinsun.com>
7150 * cccp.c, cpplib.c (compare_defs):
7151 Don't complain about arg name respellings unless pedantic.
7152 * cpplib.c (compare_defs): Accept pfile as new arg.
7153 All callers changed.
7155 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7157 * fold-const.c (fold_truthop): Fix bug in last change.
7159 1997-11-13 Paul Eggert <eggert@twinsun.com>
7161 Fix some confusion with IEEE minus zero.
7163 * real.h (REAL_VALUES_IDENTICAL): New macro.
7165 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
7166 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
7168 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
7169 same tree structure as 0.0.
7171 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
7172 macro instead of doing it by hand.
7174 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
7176 * v850/lib1funcs.asm: Minor whitespace changes.
7177 * v850.c: Fix minor formatting problems in many places.
7178 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
7180 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
7182 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
7183 xplus1 when xplus0 is not a register.
7185 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
7187 * flow.c (find_basic_blocks): During marking phase, if we encounter
7188 an insn with a REG_LABEL note, make the target block live and
7189 create an edge from the insn to the target block. Do not make
7190 edges from all blocks to the target block.
7192 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
7194 * confiugre.in: Tweak NCR entries.
7195 * configure: Rebuilt.
7197 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
7199 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
7200 pick apart floating point values, instead of using CONST_DOUBLE_LOW
7201 and CONST_DOUBLE_HIGH.
7203 * rs6000.md (define_splits for DF constants): Use the appropriate
7204 REAL_VALUE_* interface to pick apart DF floating point constants in
7205 a machine independent fashion.
7207 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7209 * fold-const.c (fold_truthop): When changing a one-bit comparison
7210 against zero into a comparison against mask, do a proper sign
7213 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
7215 * except.c: Do not include "assert.h".
7216 (save_eh_status): Turn asserts into conditional aborts.
7217 (restore_eh_status, scan_region): Likewise.
7218 * dwarfout.c: Do not include "assert.h".
7219 (bit_offset_attribute): Turn asserts into conditional aborts.
7220 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
7221 (output_inlined_structure_type_die): Likewise.
7222 (output_inlined_union_type_die): Likewise
7223 (output_tagged_type_instantiation): Likewise.
7224 (dwarfout_file_scope_decl): Likewise.
7225 * dwarf2out.c: Do not include "assert.h"
7226 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
7227 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
7228 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
7229 (add_bit_size_attribute, scope_die_for): Likewise.
7230 (output_pending_types_for_scope): Likewise.
7231 (get_inlined_enumeration_type_die): Likewise.
7232 (get_inlined_structure_type_die): Likewise.
7233 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
7234 (gen_tagged_type_instantiation_die): Likewise.
7236 * flow.c (find_basic_blocks): Refine further to get a more correct
7237 cfg, especially in the presense of exception handling, computed
7238 gotos, and other non-trivial cases. Call abort if an inaccuracy
7239 is detected in the cfg.
7241 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7243 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
7245 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
7246 (skip_white_space): Use whitespace_cr.
7247 (check_newline): Handle whitespace more consistently.
7249 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
7251 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
7252 * i386/xm-cygwin32.h (POSIX): Define.
7254 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
7256 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
7257 is available elsewhere.
7259 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
7261 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
7262 what the instruction can handle.
7264 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
7266 * stmt.c (expand_decl_cleanup_no_eh): New fn.
7268 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
7270 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
7272 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
7273 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
7275 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
7277 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
7278 swap instruction order.
7280 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
7282 * fixinc.svr4 (__STDC__): Add another case.
7284 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7286 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
7287 addresses in the epilogue delay slot.
7289 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
7291 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
7292 in generated `specs' file.
7294 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
7296 * flags.h (flag_rerun_loop_opt): Declare.
7297 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
7298 * toplev.c (flag_rerum_loop_opt): Delete static.
7300 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7302 Bring over from FSF:
7304 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7306 * va-sh.h (__va_arg_sh1): Define.
7308 SH3E doesn't use any integer registers for subsequent arguments
7309 once a non-float value was passed in the stack.
7310 * sh.c (machine_dependent_reorg): If optimizing, put explicit
7311 alignment in front label for ADDR_DIFF_VEC.
7312 * sh.h (PASS_IN_REG_P): Fix SH3E case.
7313 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
7315 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7317 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
7320 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7322 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
7323 put an use_sfunc_addr before each sfunc.
7324 * sh.md (use_sfunc_addr, dummy_jump): New insns.
7325 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
7327 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7329 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
7331 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
7333 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
7336 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
7338 * alias.c (find_base_value): Only return the known base value for
7341 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
7343 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
7344 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
7346 (prologue_get_pc_and_set_got): New pattern.
7348 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
7350 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
7351 for SUBREG, just fall through.
7353 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
7355 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
7357 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
7359 * fixincludes: Fix "hypot" prototype in NeXT math.h.
7361 * Makefile.in (USE_ALLOCA): Always include alloca.o.
7362 (USE_HOST_ALLOCA): Likewise.
7364 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
7365 and LABEL_REFS fields.
7366 * rtl.h (LABEL_REFS): Update.
7368 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
7370 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
7371 sets i2dest. When calling distribute_notes for i3dest_killed, pass
7372 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
7375 * mips.md (insv, extzv, extv): Add change_address call.
7376 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
7378 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
7380 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
7382 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
7383 save_restore_insns if no FP and GP will be restored.
7385 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
7386 Convert CCmode to word_mode before calling GET_MODE_SIZE.
7388 * acconfig.h (HAVE_INTTYPES_H): Undef.
7389 * configure.in (inttypes.h): Check for conflicts between sys/types.h
7390 and inttypes.h, and verify that intmax_t is defined.
7391 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
7392 * config/mips/x-iris3: Likewise.
7394 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
7396 * alias.c (find_base_value): When copying arguments, return the
7397 tenative value for a hard register.
7399 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
7401 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
7402 (yylex): Record wide strings using target endianness, not host.
7404 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
7406 * mn10200.h (ASM_OUTPUT_BSS): Delete.
7407 (ASM_OUTPUT_ALIGNED_BSS): New macro
7408 * mn10300.h (ASM_OUTPUT_BSS): Delete.
7409 (ASM_OUTPUT_ALIGNED_BSS): New macro.
7410 * v850.h (ASM_OUTPUT_BSS): Delete.
7411 (ASM_OUTPUT_ALIGNED_BSS): New macro.
7413 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7415 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
7417 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
7419 * configure.in (sco5): Use cpio to install header files.
7421 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
7423 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
7425 * configure: Rebuild.
7427 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
7429 * i386/sco5.h: enable -gstabs once again.
7431 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
7433 * arm.c (output_move_double): Allocate 3 entries in otherops array.
7435 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
7437 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
7438 notes for sjlj exceptions too.
7439 (expand_eh_region_end): Similarly for EH_REGION_END notes.
7440 (exception_optimize): Optimize EH regions for sjlj exceptions too.
7441 * final.c (final_scan_insn): Don't output labels for EH REGION
7442 notes if doing sjlj exceptions.
7444 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
7446 * alias.c (init_alias_analysis): Handle -fno-alias-check when
7447 optimizing correctly.
7449 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
7450 or set current_function_calls_setjmp anymore.
7452 * flow.c (find_basic_blocks): If we delete the label for an
7453 exception handler, remove it from the EH label list and remove
7454 the EH_BEGIN/EH_END notes for that EH region.
7456 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
7458 * flow.c (find_basic_blocks): Generate correct flow control
7459 information when exception handling notes are present.
7461 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
7463 * dwarf2out.c (output_call_frame_info): Fix length argument
7464 to ASM_OUTPUT_ASCII.
7465 (output_die, output_pubnames, output_line_info): Likewise.
7467 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
7469 * version.c: Bump for snapshot.
7471 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
7472 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
7473 flag_debug_asm is on.
7474 (output_die, output_pubnames, output_line_info): Likewise.
7476 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
7477 and static_chain_rtx into the potential base values array if
7480 * alias.c (new_reg_base_value): New array of potential base values.
7481 (unique_id): Now file scoped static.
7482 (find_base_value, case REG): Return the value in reg_base_value
7483 array for the REG if it exists. Else, return the value from
7484 new_reg_base_value if copying args and REG is a hard register.
7485 (find_base_value, case PLUS): If either operand of the PLUS is
7486 a REG, try to get its base value. Handle base + index and
7488 (record_set): Use new_reg_base_value instead of reg_base_value.
7489 (init_alias_analysis): Allocate space for new_reg_base_value too.
7490 Rework code to iterate over the insns propagating base value
7491 information until nothing changes.
7493 * global.c (global_alloc): Free the conflict matrix after
7494 reload has finished.
7496 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
7498 * libgcc2.c (L_eh): Define __eh_pc.
7499 Replace __eh_type with generic pointer __eh_info.
7501 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
7503 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
7504 use copy_to_reg if address is not a general_operand.
7506 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7508 * profile.c (output_func_start_profiler): Clear flag_inline_functions
7509 for the duration of the call to rest_of_compilation.
7511 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
7513 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
7515 (sparc*-*-*): Recognize --with-cpu=v9.
7516 * sparc/elf.h: New file.
7517 * sparc/t-elf: New file.
7519 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
7521 * mn10300.c (const_8bit_operand): New function.
7522 (mask_ok_for_mem_btst): New funtion.
7523 * mn10300.md (btst patterns with mem operands): Use new functions
7524 to avoid creating btst instructions with invalid operands.
7526 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
7528 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
7529 are running on PowerPC Linux.
7531 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
7533 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
7534 if not previously defined.
7536 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
7538 * function.c (assign_parms): Correct mode of stack_parm if
7539 entry_parm underwent a mode conversion.
7541 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
7543 * global.c (global_alloc): Use xmalloc instead of alloca for
7544 CONFLICTS, since max_allocno * allocno_row_words alone can be more
7545 than 2.5Mb sometimes.
7547 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
7549 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
7550 DEST for the spill, adjust mode of SRC to compensate.
7552 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
7554 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
7555 since any_memory_operand() allows pseudos during reload.
7556 (reload_inhi, reload_outqi, reload_outhi): Likewise.
7558 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
7560 * m68k.md (btst patterns): Add 5200 support.
7562 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
7564 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
7565 optimizations, look inside dividend to determine if the expression
7566 can be simplified by using EXACT_DIV_EXPR.
7568 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
7571 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
7573 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
7575 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
7577 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
7579 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
7582 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
7584 * alpha.md (movqi, movhi): Make sure new insns created during reload
7585 won't need reloading themselves.
7586 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
7588 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
7590 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
7592 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
7594 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
7595 Patch from Klaus Kaempf <kkaempf@progis.de>.
7597 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
7599 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
7600 to an element in a constant string.
7602 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
7604 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
7605 bit PC-relative offset. The exception range table pointer is now in
7607 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
7608 (count_fdes, add_fdes, get_cie): Adjust.
7609 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
7612 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
7614 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
7616 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
7617 like stack_pointer_rtx.
7619 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
7621 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
7622 targets using "$@" to provide support for similar but not identical
7623 targets without having to duplicate code.
7624 (bootstrap4): New goal.
7626 * Makefile.in (compare, compare-lean, compare3): Combined to one
7627 ruleset determining actions to be performed via $@.
7628 (compare4, compare4-lean): New targets.
7629 (gnucompare, gnucompare3): Combined to one ruleset determining
7630 actions to be performed via $@. Also, note which files failed
7631 the comparison test in .bad_compare.
7632 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
7634 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
7636 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
7637 if the dividend is a multiple of the divisor.
7639 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
7641 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
7643 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
7646 * alias.c (true_dependence): Fix typo.
7648 * toplev.c (flag_rerun_loop_opt): New variable.
7649 (f_options): Handle -frerun-loop-opt.
7650 (rest_of_compilation): If -frerun-loop-opt, then run the loop
7652 (main): Enable -frerun-loop-opt by default for -O2 or greater.
7654 * loop.c (simplify_giv_expr): Adding two invariants results
7657 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
7659 * expr.c (get_inner_reference): Remove the array bias after
7660 converting the index to Pmode.
7662 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
7664 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
7665 (TARGET_MULT_BUG): Define.
7666 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
7667 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
7669 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
7671 * mn10200.c (indirect_memory_operand): Delete unused function.
7672 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
7673 * mn10200.md (bset, bclr insns): Handle output in a reg too.
7675 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
7677 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
7678 the callee's ldgp, we must do it ourselves, and we use the jsr tag
7679 for more than scheduling.
7681 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
7683 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
7685 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
7687 * mn10300.c (symbolic_operand, legitimize_address): New functions.
7688 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
7689 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
7691 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
7693 * version.c: Bump for snapshot.
7695 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7697 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
7700 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
7702 * toplev.c (flag_exceptions): Default value is 2.
7703 (compile_file): If flag_exceptions still has the value 2, then
7706 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
7707 (rs6000_save_machine_status): Save pic_offset_table_rtx.
7708 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
7710 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
7713 * rs6000.md (*movsi_got_internal_mem): New pattern.
7714 (*movsi_got_internal_mem splitter): New define_split.
7716 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
7718 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
7720 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
7722 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
7723 only need to save LR.
7725 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
7727 * mn10300.md (movqi, movhi): Avoid using address registers as
7728 destinations unless absolutely necessary.
7730 * mn10200.c (expand_prologue): Fix typo.
7732 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
7734 * mn10200.md (neghi2): Provide an alternative which works if
7735 the input and output register are the same.
7737 * mn10300.c (print_operand): Handle 'S'.
7738 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
7739 shift amount in last alternative
7741 * mn10300.c (expand_epilogue): Rework to handle register restores
7742 in "ret" and "retf" instructions correctly.
7744 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
7746 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
7747 extzv for memory operands.
7749 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
7750 redundant conditional moves to single operand.
7752 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
7754 * v850.h: Move define of __v850__ from CPP_PREDEFINES
7757 * xm-v850.h: Use __v850 rather than __v850__ to
7760 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
7762 * mips/mips.c (compute_frame_size): Not a leaf function if
7765 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
7767 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
7769 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
7771 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
7772 (DEFAULT_ARCH32_P): New macro.
7773 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
7774 (enum cmodel): Declare.
7775 (sparc_cmodel_string,sparc_cmodel): Declare.
7776 (SPARC_DEFAULT_CMODEL): Provide default.
7777 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
7778 (TARGET_FULLANY): Deleted.
7779 (TARGET_CM_MEDMID): New macro.
7780 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
7781 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
7782 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
7783 (CPP_SPEC): Rewrite.
7784 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
7785 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
7786 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
7787 (ASM_SPEC): Add %(asm_arch).
7788 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
7789 Rename asm_default to asm_cpu_default.
7790 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
7791 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
7792 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
7793 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
7794 (MASK_INT64,MASK_LONG64): Delete.
7795 (MASK_ARCH64): Renamed to MASK_64BIT.
7796 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
7797 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
7798 (TARGET_SWITCHES): Always provide 64 bit options.
7799 (ARCH64_SWITCHES): Delete.
7800 (TARGET_OPTIONS): New option -mcmodel=.
7801 (INT_TYPE_SIZE): Always 32.
7802 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
7803 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
7804 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
7805 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
7806 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
7808 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
7809 * sparc/linux.h: Likewise.
7810 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
7811 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
7812 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
7813 (SPARC_DEFAULT_CMODEL): Define.
7814 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
7815 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
7816 (LONG_DOUBLE_TYPE_SIZE): Define.
7817 (ASM_SPEC): Add %(asm_arch).
7818 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
7819 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
7820 (TARGET_CPU_DEFAULT): Add ultrasparc case.
7821 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
7822 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
7823 (SPARC_DEFAULT_CMODEL): Define.
7824 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
7825 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
7826 MASK_LONG64, MASK_MEDANY.
7827 (SPARC_DEFAULT_CMODEL): Define.
7828 (CPP_PREDEFINES): Delete.
7829 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
7830 (ASM_SPEC): Add %(asm_arch).
7831 (LONG_DOUBLE_TYPE_SIZE): Define.
7832 (DWARF2_DEBUGGING_INFO): Define.
7833 * sparc/splet.h (CPP_SPEC): Delete.
7834 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
7835 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
7836 (BLOCK_PROFILER): Likewise.
7837 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
7838 (sparc_override_options): Handle code model selection.
7839 (sparc_init_expanders): Renamed from sparc64_init_expanders.
7840 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
7841 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
7842 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
7843 (sethi_di_fullany): Delete.
7845 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
7846 Jeff Law <law@cygnus.com>
7847 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7849 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
7850 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
7851 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
7852 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
7853 * alpha/alpha.md (arg_home): Likewise.
7855 * alpha/alpha.c (vmskrunch): Delete
7856 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
7857 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
7858 truncate to 64 characters.
7860 * make-l2.com: Support openVMS/Alpha.
7862 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
7864 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7866 * longlong.h (count_leading_zeros): Add missing casts to USItype.
7868 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
7870 * i386/bsd386.h (ASM_COMMENT_START): Define.
7872 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7874 * tree.c (restore_tree_status): Also free up temporary storage
7875 when we finish a toplevel function.
7876 (dump_tree_statistics): Print stats for backend obstacks.
7878 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
7880 * expr.c (use_group_regs): Don't call use_reg for MEMs.
7882 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
7884 * libgcc2.c (__throw): Don't copy the return address.
7885 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
7887 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
7888 * toplev.c (main): Initialize exceptions_via_longjmp.
7890 * tree.c: Add extra_inline_obstacks.
7891 (save_tree_status): Use it.
7892 (restore_tree_status): If this is a toplevel inline obstack and we
7893 didn't want to save anything on it, recycle it.
7894 (print_inline_obstack_statistics): New fn.
7895 * function.c (pop_function_context_from): Pass context to
7896 restore_tree_status.
7897 * obstack.h (obstack_empty_p): New macro.
7899 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
7901 * i386/freebsd.h (ASM_COMMENT_START): Fix.
7903 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
7905 * v850.c (ep_memory_offset): New function.
7906 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
7908 * v850.h (CONST_OK_FOR_*): Add and correct comments.
7909 (CONSTANT_ADDRESS_P): Add comment.
7910 (EXTRA_CONSTRAINT): Define 'U'.
7911 * v850.md: Add comments on bit field instructions.
7912 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
7913 (lshrsi3): Use N not J constraint.
7915 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
7917 * v850.c (reg_or_0_operand): Call register_operand.
7918 (reg_or_int5_operand): Likewise.
7919 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
7920 (TARGET_SWITCHES): Add "big-switch".
7921 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
7922 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
7923 (CASE_DROPS_THROUGH): Comment out.
7924 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
7925 * v850.md (cmpsi): Delete compare mode.
7926 (casesi): New pattern.
7928 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
7929 * v850.md (ashlsi3): Use SImode not QImode for shift count.
7930 (lshrsi3): Likewise.
7932 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
7933 unreachable switch statement after 'b' support. Remove "b" from
7934 strings for 'b' support.
7935 * v850.md (branch_normal, branch_invert): Change %b to b%b.
7937 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
7939 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
7940 empty line if @inhibit_libc@ is empty.
7942 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
7944 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
7945 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
7946 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
7947 (DWARF2_UNWIND_INFO): Let this track object file format.
7948 (EXTRA_SECTIONS): Add in_eh.
7949 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
7950 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
7952 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
7954 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
7955 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
7957 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
7958 (output_double_int): Output DI mode values correctly when
7959 HOST_BITS_PER_WIDE_INT is 64.
7960 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
7961 fmovd so it works if a quad float ends up in one of the upper 32
7963 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
7964 necessary for PIC support on sparc64.
7966 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
7968 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
7969 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
7970 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
7971 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
7972 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
7973 (SPARC_FP_ARG_FIRST): New macro.
7974 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
7975 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
7976 (NPARM_REGS): There are 32 fp argument registers now.
7977 (FUNCTION_ARG_REGNO_P): Likewise.
7978 (FIRST_PARM_OFFSET): Update to new v9 abi.
7979 (REG_PARM_STACK_SPACE): Define for arch64.
7980 (enum sparc_arg_class): Delete.
7981 (sparc_arg_count,sparc_n_named_args): Delete.
7982 (struct sparc_args): Redefine and use for arch32 as well as arch64.
7983 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
7984 (FUNCTION_ARG_ADVANCE): Rewrite.
7985 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
7986 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
7987 (FUNCTION_ARG_CALLEE_COPIES): Delete.
7988 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
7989 (STRICT_ARGUMENT_NAMING): Define.
7990 (doublemove_string): Declare.
7991 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
7992 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
7993 (doublemove_string): New function.
7994 (output_move_quad): Clean up some of the arch64 support.
7995 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
7996 Don't add 8 bytes of reserved space if arch64.
7997 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
7998 (init_cumulative_args): New function.
7999 (function_arg_slotno): New static function.
8000 (function_arg,function_arg_partial_nregs): New functions.
8001 (function_arg_{pass_by_reference,advance}): New functions.
8002 (function_arg_padding): New function.
8003 * ginclude/va-sparc.h: Rewrite v9 support.
8005 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8007 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8008 for hard regs to determine base and index registers.
8010 * reload.c (debug_reload_to_stream): New function. Specify stream
8011 into which to write debug info.
8012 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8014 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8016 * combine.c (can_combine_p): Don't combine with an asm whose
8017 output is a hard register.
8019 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8021 * c-decl.c (start_struct): Ensure that structs with forward
8022 declarations are in fact packed when -fpack-struct is given.
8024 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8025 we are packing a structure. This allows a structure with only
8026 bytes to be aligned on a byte boundary and have no padding on a
8029 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8031 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8033 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8035 * alpha.c (alpha_return_addr_rtx): New variable.
8036 (alpha_save_machine_status): New; save it.
8037 (alpha_restore_machine_status): New; restore it.
8038 (alpha_init_expanders): New; clear it.
8039 (alpha_return_addr): New; set it.
8040 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8041 is overly conservative, so search the insns explicitly.
8042 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8043 (alpha_sa_size [VMS && !VMS]): Likewise.
8044 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8045 (INIT_EXPANDERS): New definition.
8047 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8048 (output_prolog [!VMS]): Use them.
8050 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8051 (alpha_does_function_need_gp): ... a new function. Refine the
8052 CALL_INSN test to just TYPE_JSR.
8053 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8055 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8057 * version.c: Bump for snapshot.
8059 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8061 * pa.c (move_operand): Respect -mdisable-indexing.
8062 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8064 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8066 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8068 (umulsidi3,umulsi3_highpart): Ditto.
8069 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8071 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8073 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8074 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8075 function in one go. Emit RTL for trapb, instead of printf directly.
8076 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8077 (trap_pending): Kill global variable.
8078 (output_epilog): Don't call final_prescan_insn.
8079 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8080 * alpha.h (FINAL_PRESCAN_INSN): Remove.
8081 (MACHINE_DEPENENT_REORG): Define.
8082 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
8085 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
8087 Tune Haifa scheduler for Alpha:
8088 * alpha.h (ISSUE_RATE): Define.
8089 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
8090 EV4 adjustments to EV5.
8091 * alpha.md: Remove all scaling from function unit delays. Rework
8092 EV5 function units to match the CPU.
8093 (umuldi3_highpart): EV5 added the IMULH insn class.
8095 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
8097 * pa.c (following_call): Fail if the CALL_INSN is an indirect
8100 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
8102 * cplus-dem.c (demangle_signature): Don't look for return types on
8103 constructors. Handle member template constructors.
8105 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
8107 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
8108 * tree.h: Declare them.
8110 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
8112 * configure.in: Handle --with-newlib.
8113 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
8115 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
8117 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
8119 * config/ptx4.h: Fix typo.
8121 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
8123 * version.c: Bump for snapshot.
8125 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
8127 * aclocal.m4: Substitute INSTALL.
8128 * configure: Re-built.
8130 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
8132 * integrate.c (save_for_inline_copying): Avoid undefined pointer
8134 (expand_inline_function): Likewise.
8136 * dwarf2out.c (output_call_frame_info): Reinstate last change
8137 using flag_debug_asm check instead of flag_verbose_asm.
8139 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
8141 * dwarf2out.c (output_call_frame_info): Remove last change.
8143 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8145 * frame.c (__frame_state_for): Execute the FDE insns until the
8146 current pc value is strictly bigger than the target pc value.
8148 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
8150 * regclass.c (init_reg_modes): If we can't find a mode for the
8151 register, use the previous one.
8153 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
8155 * haifa-sched.c (print_block_visualization): Call fprintf directly,
8156 don't sprintf through an alloca'ed buffer.
8158 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
8160 * reload.c (decompose): Always initialize val.base.
8162 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
8164 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
8165 instead of aborting.
8166 * dwarf2out.c (output_call_frame_info): Call app_enable and
8167 app_disable to let GNU as accept the generated comments.
8169 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
8171 * tree.h (get_file_function_name): Add declaration.
8172 * dwarf2out.c (output_call_frame_info): No need to cast
8173 get_file_function_name call anymore.
8174 * profile.c (toplevel): Remove get_file_function_name
8176 * c-lang.c (finish_file): Ditto.
8178 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
8180 * Makefile.in (program_transform_name): Let autoconf substitute
8183 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
8185 * haifa-sched.c (schedule_block): If the first real insn in a
8186 block has any special notes attached to it, remove them.
8188 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
8190 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
8192 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
8194 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
8196 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
8198 * Makefile.in (check-g77): New test target.
8199 (CHECK-TARGETS): Add check-g77.
8201 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
8203 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
8205 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
8207 * flow.c (print_rtl_with_bb): Cast alloca return value for
8210 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
8212 * i386.h (RETURN_ADDR_RTX): New definition that works for
8213 __builtin_return_address(0) and -fomit-frame-pointer.
8215 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
8217 Bring over from FSF.
8218 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
8220 * mips.c (function_arg): Handle passing a struct
8221 containing a double in a DFmode register without the PARALLEL.
8223 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
8225 * pexecute.c: Use spawn if __CYGWIN32__.
8227 * pexecute.c: Include "config.h" first, as per autoconf manual
8228 (from Paul Eggert <eggert@twinsun.com>).
8230 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
8232 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
8233 optimisation for f/expr.o and f/stb.o.
8235 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
8237 * cse.c (this_insn_cc0_mode): Initialize.
8239 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
8241 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
8243 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
8245 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
8247 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
8248 that pair will dual-issue on the 21164 and plus+beq won't.
8249 (bne): Likewise for cmpeq+beq.
8251 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
8253 * except.c (find_exception_handler_labels): Correct argument to free.
8255 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
8257 * except.c (find_exception_handler_labels): Free LABELS when we're
8260 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
8262 * version.c: Bump for snapshot.
8264 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
8266 * flow.c (find_basic_blocks): Mark calls as potentially jumping
8269 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
8271 * configure.in: Substitute for "install" too.
8272 * configure: Rebuilt.
8274 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
8276 * Makefile.in (bootstrap-lean, compare-lean): New targets.
8278 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
8280 * alias.c (base_alias_check): Two symbols can conflict if they
8281 are accessed via AND.
8282 (memrefs_conflict_p): Likewise.
8284 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
8285 after flushing argument registers to the stack.
8287 * Makefile.in (mostlyclean): Remove .regmove files.
8289 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
8291 * libgcc2.c (__throw): Fix thinko.
8293 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
8295 * cplus-dem.c (demangle_template): Add new parameter. Handle new
8296 template-function mangling.
8297 (consume_count_with_underscores): New function.
8298 (demangle_signature): Handle new name-mangling scheme.
8300 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
8302 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
8305 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
8307 * frame.c: Remove last change.
8308 * dwarf2.h: Remove last change.
8309 * tree.h: Add declarations of DWARF2 unwind info support
8312 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
8314 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
8315 * tree.h (built_in_function): Likewise.
8316 * expr.c (expand_builtin): Likewise.
8317 * except.h: Likewise.
8318 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
8319 * libgcc2.c (copy_reg): New fn.
8322 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
8324 * c-typeck.c (build_binary_op): Warn about comparing signed vs
8325 unsigned if -W is specified and -Wno-sign-compare is not.
8326 * c-decl.c (warn_sign_compare): Initialize to -1.
8327 (c_decode_option): -Wall no longer implies -Wsign-compare.
8329 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8331 * frame.c: Include gansidecl.h for PROTO.
8332 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
8333 defined. Don't declare dwarf2out_cfi_label here.
8334 * dwarf2.h: Add declarations of DWARF2 unwind info support
8336 * m68k.c: Include dwarf2.h.
8337 (output_function_prologue): Add dwarf2 support.
8338 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
8339 (INCOMING_FRAME_SP_OFFSET): Likewise.
8341 * integrate.c (expand_inline_function): Make sure there is at
8342 least one insn that can be used as an insertion point.
8344 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
8346 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
8348 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
8350 * version.c: Bump for snapshot.
8352 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
8354 Bring over from FSF.
8356 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
8358 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
8359 (get_pc_via_rdpc): Renamed from get_pc_sp64.
8360 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
8362 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
8364 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
8365 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
8367 (sparc_align_{loops,jumps,funcs}_string): Declare.
8368 (sparc_align_{loops,jumps,funcs}): Declare.
8369 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
8370 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
8371 (STACK_BIAS): Define.
8372 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
8374 (SPARC_SETHI_P): New macro.
8375 (CONST_OK_FOR_LETTER_P): Use it.
8376 (ASM_OUTPUT_ALIGN_CODE): Define.
8377 (ASM_OUTPUT_LOOP_ALIGN): Define.
8378 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
8379 (sparc_align_{loops,jumps,funcs}): New globals.
8380 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
8382 (move_operand): Use SPARC_SETHI_P.
8383 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
8385 (arith11_double_operand): Likewise.
8386 (arith10_double_operand): Likewise.
8387 (finalize_pic): Finish sparc64 support.
8388 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
8389 64 bit constants if able.
8390 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
8391 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
8393 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
8394 (get_pc_sp32): Use for sparc64 as well.
8395 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
8396 (sethi_di_sp64_const): Likewise.
8397 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
8398 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
8399 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
8401 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
8403 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
8404 * sparc/linux.h (COMMENT_BEGIN): Likewise.
8405 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
8407 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
8409 Add sparc64 linux support.
8410 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
8411 to xm_file list on 32-bit sparc-linux.
8412 * sparc/xm-sp64.h: New file.
8413 * sparc/linux64.h: New file.
8414 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
8415 Don't include xm-sparc.h.
8416 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
8417 * glimits.h (LONG_MAX): Handle sparc64.
8419 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
8421 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
8422 * sparc.h (ASM_COMMENT_START): Define.
8423 * sparc.c (output_function_prologue): Use it.
8424 (sparc_flat_output_function_{epi,pro}logue): Likewise.
8426 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
8428 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
8429 use sparc.h's copies.
8430 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
8433 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8435 * sparc.c (dwarf2out_cfi_label): Add declaration.
8436 (save_regs, output_function_prologue): Remove cast for it.
8437 (sparc_flat_{save_restore,output_function_prologue): Likewise.
8438 ({save,restore}_regs): No longer inline.
8440 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8442 * fold-const.c (make_range): Correctly handle cases of converting
8443 from unsigned to signed type.
8445 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8447 * fold-const.c (merge_ranges): Make sure that if one range is subset
8448 of another, it will always be the second range. Correct (+,-) case to
8451 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
8453 * final.c (final_end_function): Also do dwarf2 thing if
8454 DWARF2_DEBUGGING_INFO.
8455 (final_start_function): Likewise.
8457 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
8459 * expmed.c (expand_divmod): If compute_mode is not the same as
8460 mode, handle the case where convert_modes() causes op1 to no
8461 longer be a CONST_INT.
8463 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
8464 note holding get_jump_flags() calculation to all JUMP_INSNs.
8465 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
8466 * rtl.c (reg_note_name): Add new note types.
8468 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
8470 * rtlanal.c (computed_jump_p): Fix typo in last change.
8472 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8474 * loop.c (indirect_jump_in_function_p): Return 0
8477 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
8479 * rs6000/xm-rs6000.h: Fix thinko in last change.
8480 * rs6000/xm-sysv4.h: Likewise.
8482 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
8484 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
8486 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
8488 * reg-stack.c (find_blocks): Fix thinko in last change.
8490 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8492 * m68k.c (output_function_prologue): Add dwarf2 support.
8494 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
8495 INCOMING_FRAME_SP_OFFSET): New definitions.
8497 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8499 * combine.c (try_combine): Use NULL_RTX instead of '0' where
8500 appropriate in calls to gen_rtx().
8501 * cse.c (cse_main): Likewise.
8502 * emit-rtl.c (gen_label_rtx): Likewise.
8503 * expr.c (init_expr_once): Likewise.
8504 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
8505 sched_analyze, init_rgn_data_dependences,
8506 compute_block_backward_dependences): Likewise.
8507 * sched.c (schedule_insns): Likewise.
8508 * varasm.c (immed_double_const): Likewise.
8510 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
8511 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
8513 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
8515 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
8516 (MULTILIB_DEFAULTS): Define.
8517 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
8518 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
8519 (LIBGCC_SPEC): Likewise.
8520 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
8521 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
8522 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
8523 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
8524 (EXTRA_PARTS, TAROUTOPTS): Delete.
8525 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
8526 (MULTILIB_OPTIONS): Define.
8527 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
8528 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
8530 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
8532 * version.c: Bump for snapshot.
8534 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
8536 * loop.c (loop_number): Delete function. Change all references
8537 to use uid_loop_num array.
8538 * loop.h (loop_number): Delete declaration.
8539 * unroll.c (unroll_loop): Change "loop_number" references to
8540 use uid_loop_num instead.
8542 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
8544 (loop_unroll_iter): Remove unused variable and all references.
8545 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
8546 (insert_bct): Fix minor formatting problems.
8547 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
8548 (loop_unroll_iter): Removed unused decl.
8549 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
8550 Always record the unrolling factor.
8552 * cse.c (simplify_relational_operation): Set h0u just like h0s.
8553 Similarly for h1u and h1s.
8555 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
8556 (find_basic_blocks): Use computed_jump_p to determine if a
8557 particular JUMP_INSN is a computed jump.
8558 * reg-stack.c (find_blocks): Use computed_jump_p to determine
8559 if a particular JUMP_INSN is a computed jump.
8560 * rtlanal.c (jmp_uses_reg_or_mem): New function.
8561 (computed_jump_p): Likewise.
8562 * rtl.h (computed_jump_p): Declare.
8563 * genattrtab.c (pc_rtx): Define and initialize.
8564 * loop.c (loop_optimize): Always determine if the current
8565 function has a computed jump.
8566 (indirect_jump_in_function_p): Use computed_jump_p to determine
8567 if a particular JUMP_INSN is a computed jump.
8569 * loop.c (fix_bct_param): Delete unused function.
8570 (check_bct_param): Likewise.
8572 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
8574 * frame.c (__deregister_frame): Check properly for initialized object.
8576 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8578 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
8580 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8582 * jump.c (thread_jumps): check can_reverse_comparison_p before
8583 threading a reversed-condition jump.
8585 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
8586 * haifa-sched.c (update_flow_info): Likewise.
8588 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
8590 * Makefile.in (BOOT_CFLAGS): Use -O2.
8592 * configure.in (strtoul, bsearch): Have autoconf check for these
8594 * configure, config.in: Rebuilt.
8596 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
8597 * mips/mips.h (alloca): Likewise.
8598 * rs6000/xm-rs6000.h (alloca): Likewise.
8599 * rs6000/xm-sysv4.h: Likewise.
8601 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
8603 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
8604 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
8605 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
8607 * except.c (end_eh_unwinder): Subtract 1 from return address.
8608 * libgcc2.c (__throw): Likewise.
8609 (find_exception_handler): Don't change PC here. Compare end with >.
8611 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
8613 * v850.c (compute_register_save_size): Correct register
8615 * v850.md (save_interrupt, return_interrupt): Correct
8617 * v850/lib1funcs.asm (save_interrupt): Correct register number.
8618 (return_interrupt): Use stack pointer, not element pointer.
8620 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
8622 * configure.in, configure: Make sure to create the stage* and include
8623 symbolic links in each subdirectory.
8625 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
8627 * pa.md (reload_peepholes): Don't allow addresses with side
8628 effects for the memory operand.
8630 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
8632 * libgcc2.c (find_exception_handler): Subtract one from our PC when
8633 looking for a handler, to avoid hitting the beginning of the next
8636 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
8638 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
8640 * mips/abi64.h (LONG_MAX_SPEC): Define.
8641 * mips.h (LONG_MAX_SPEC): Define.
8642 (CPP_SPEC): Include long_max_spec.
8643 (EXTRA_SPECS): Include long_max_spec.
8645 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
8647 * v850.c (construct_save_jarl): Fix thinko in last change.
8649 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
8651 * version.c: Bump for snapshot.
8653 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
8655 * libgcc2.c (find_exception_handler): Not found is -1.
8657 * integrate.c (expand_inline_function): Move expand_start_bindings
8658 after expanding the arguments.
8660 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
8662 * expr.c (expand_expr): Remove previous incorrect change.
8663 If target and slot has no DECL_RTL, then call mark_addressable
8664 again for the slot after we give it RTL.
8666 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
8668 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
8669 again for the slot after we give it RTL.
8671 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
8673 * v850.c (register_is_ok_for_epilogue,
8674 pattern_is_ok_for_epilogue, construct_restore_jr,
8675 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
8677 * v850.h (pattern_is_ok_for_prologue,
8678 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
8681 * v850.md: Replace prologue and epilogue patterns with a
8682 match_parallel pattern.
8684 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
8686 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
8687 * configure.in: Use EGCS_PROG_INSTALL.
8689 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
8691 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
8692 extern inline function.
8694 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
8696 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
8697 (concat_loc_descriptor): New function.
8698 (loc_descriptor): Call it.
8699 (add_AT_location_description): Also elide the descriptor if both
8700 halves of a CONCAT are pseudos.
8701 (add_location_or_const_value_attribute): Recognize CONCAT too.
8703 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
8705 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
8707 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
8708 out-or-range reg_offset.
8709 (output_epilog): Likewise.
8711 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
8713 * cse.c (simplify_relational_operation): If MODE specifies a
8714 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
8715 is derived from the sign bit of the low word.
8717 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
8719 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
8721 * dwarf2.h: Add DW_CFA_GNU_args_size.
8722 * frame.c (execute_cfa_insn): Likewise.
8723 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
8724 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
8725 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
8726 insn, hand it off to dwarf2out_stack_adjust.
8727 (dwarf2out_begin_prologue): Initialize args_size.
8728 * frame.h (struct frame_state): Add args_size.
8729 * libgcc2.c (__throw): Use args_size.
8730 * final.c (final_scan_insn): If we push args, hand off all insns
8731 to dwarf2out_frame_debug.
8732 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
8734 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
8735 Handle epilogue restore of SP from FP.
8736 * emit-rtl.c (gen_sequence): Still generate a sequence if the
8737 lone insn has RTX_FRAME_RELATED_P set.
8739 * frame.c (extract_cie_info): Handle "e" augmentation.
8740 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
8741 absence of UNALIGNED_*_ASM_OP.
8742 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
8743 (output_call_frame_info): Use "e" instead of "z" for augmentation.
8744 Don't emit augmentation fields length.
8745 (dwarf2out_do_frame): Move outside of #ifdefs.
8746 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
8749 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
8750 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
8751 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
8752 * sparc/sun4gas.h: New file.
8753 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
8755 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
8756 __register_frame_table and __deregister_frame.
8758 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
8760 * except.c (find_exception_handler_labels): Use xmalloc instead of
8761 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
8764 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
8766 * Makefile.in: Various changes to build info files
8767 in the object tree rather than the source tree.
8769 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
8771 * fixinc.math: New file to fix math.h on some systems.
8772 * configure.in (freebsd, netbsd): Use fixinc.math on these
8774 * configure: Rebuilt.
8776 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
8778 * regmove.c (regmove_optimize): If we end up moving the
8779 original insn due to lifetime overlaps, make sure to move
8782 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
8784 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
8786 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
8788 * haifa-sched.c (add_branch_dependences): Make each insn in
8789 a SCHED_GROUP_P block explicitly depend on the previous insn.
8791 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
8793 * except.h: Prototype dwarf2 hooks.
8796 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
8798 * configure.in (native_prefix): Delete.
8799 (mips-dec-netbsd): Don't set prefix.
8800 (*linux*): Don't set prefix.
8802 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
8804 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
8805 defined. If not defined, include <sys/varargs.h> if
8806 HAVE_SYS_VARARGS_H is defined.
8807 * configure.in: Test for varargs.h and sys/varargs.h.
8808 * configure: Regenerate with autoconf.
8809 * config.in: Regenerate with autoheader.
8811 * cpplib.c (quote_string): Cast first arg of sprintf call
8812 from "unsigned char *" to "char *".
8813 (output_line_command): Ditto.
8814 (macroexpand): Ditto.
8815 (do_line): Cast atoi arg from "unsigned char *" to "char *".
8817 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
8819 * version.c: Bump for snapshot.
8821 * Makefile.in (compare): Exit with nonzero status if there
8822 are comparison failures. Note which files failed the
8823 comparison test in .bad_compare.
8825 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8827 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
8829 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
8831 * Makefile.in (LN, LN_S): New macros, use where appropriate.
8832 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
8833 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
8834 * configure: Regenerated.
8836 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
8838 * loop.c (strength_reduce): Fix typo.
8840 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
8842 * m88k/m88k.c (struct option): Rename to struct options.
8843 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
8844 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
8845 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
8846 __DOLPHIN__ or sysV88.
8848 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
8850 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
8853 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
8855 * config.sub: Accept 'amigados' for backward compatability.
8857 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8859 * Makefile.in (testsuite/site.exp): New target.
8860 (check-gcc, check-g++): Depend on testsuite/site.exp.
8861 Don't stop for failure.
8863 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
8865 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
8866 if DWARF2_UNWIND_INFO.
8868 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
8870 Add support for exception handling using DWARF 2 frame unwind info.
8871 Currently works on SPARC and MIPS, and almost on x86.
8873 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
8874 next_stack_level, in_reg_window): Helper fns.
8875 (__throw): Implement for DWARF2_UNWIND_INFO.
8877 * expr.c (expand_builtin): Handle builtins used by __throw.
8878 * tree.h (enum built_in_function): Add builtins used by __throw.
8879 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
8880 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
8881 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
8882 (expand_builtin_extract_return_addr): Likewise.
8883 (expand_builtin_frob_return_addr): Likewise.
8884 (expand_builtin_set_return_addr_reg): Likewise.
8885 (expand_builtin_eh_stub): Likewise.
8886 (expand_builtin_set_eh_regs): Likewise.
8887 (eh_regs): Choose two call-clobbered registers for passing back values.
8889 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
8890 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
8891 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
8892 (stmp-multilib): Likewise.
8893 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
8895 * except.c: #include "defaults.h".
8896 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
8897 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
8898 (register_exception_table_p): New fn.
8899 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
8900 (end_eh_unwinder): Likewise.
8902 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
8903 call __register_frame and __deregister_frame as needed.
8904 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
8905 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
8906 EH_FRAME_SECTION_ASM_OP.
8907 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
8908 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
8909 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
8911 * dwarf2out.c (output_call_frame_info): If no support for
8912 EXCEPTION_SECTION, mark the start of the frame info with a
8914 * collect2.c (frame_tables): New list.
8915 (is_ctor_dtor): Recognise frame entries.
8916 (scan_prog_file): Likewise.
8917 (main): Pass -fno-exceptions to sub-compile. Also do collection
8918 if there are any frame entries.
8919 (write_c_file_stat): Call __register_frame_table and
8920 __deregister_frame as needed.
8921 (write_c_file_glob): Likewise.
8923 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
8924 Also require unaligned reloc support.
8925 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
8926 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
8927 * sparc/sysv4.h: Not here.
8929 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
8930 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
8931 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
8933 * libgcc2.c (L_eh): Reorganize, moving code shared by different
8934 EH implementations to the top.
8935 (find_exception_handler): Split out. Start from 0. Compare against
8937 (__find_first_exception_table_match): Use it.
8938 * except.c (output_exception_table): Don't do anything if there's
8939 no table. Don't output a first entry of zeroes.
8940 (eh_outer_context): Adjust properly.
8941 (add_eh_table_entry): Use xrealloc.
8942 * toplev.c (compile_file): Just call output_exception_table.
8944 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
8946 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
8948 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
8950 * except.c (eh_outer_context): Do masking using expand_and.
8952 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
8954 Add port done awhile ago for the ARC cpu.
8955 * arc/arc.h: New file.
8956 * arc/arc.c: New file.
8957 * arc/arc.md: New file.
8958 * arc/initfini.c: New file.
8959 * arc/lib1funcs.asm: New file.
8960 * arc/t-arc: New file.
8961 * arc/xm-arc.h: New file.
8962 * ginclude/va-arc.h: New file.
8963 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
8964 * ginclude/varargs.h: Likewise.
8965 * Makefile.in (USER_H): Add va-arc.h.
8966 * configure.in (arc-*-elf*): Recognize.
8967 * longlong.h: Add ARC support.
8969 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
8971 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
8972 when clearing non-BLKmode data.
8974 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
8976 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
8977 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
8979 * xm-m88k.h (USG): Only define if it hasn't already been defined.
8981 * Makefile.in (risky-stage1): Delete gratutious whitespace.
8983 * Makefile.in (clean): Delete libgcc1-test.
8985 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
8987 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
8989 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
8992 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8994 * dwarf2out.c (output_call_frame_info): Call named_section.
8996 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
8998 * haifa-sched.c (print_value): Fix last change.
9000 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9002 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9005 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9007 * mips.c (function_prologue): Set up the CFA when ABI_32.
9009 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9010 for dwarf2 unwind info.
9011 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9013 * final.c (final_end_function): Check dwarf2out_do_frame instead
9014 of DWARF2_DEBUG for dwarf2 unwind info.
9015 (final_scan_insn): Likewise.
9016 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9019 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9022 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9024 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9026 * v850.h (ASM_SPEC): Pass on target processor.
9027 (CPP_PREDEFINES): Only define if not already specified.
9028 (TARGET_VERSION): Only define if not already specified.
9029 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9031 (EXTRA_SWITCHES): Extra entries in the switches array.
9032 (TARGET_DEFAULT): Set default target processor.
9034 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9036 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9037 cases, add %# and %/, and add : to make them into extended asms.
9039 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9041 * alias.c (init_alias_analysis): Clean up incompatible pointer
9042 type warning in bzero.
9043 * regmove.c (regmove_optimize): Ditto.
9044 * haifa-sched.c (find_rgns): Ditto.
9046 * haifa-sched.c (print_value): Clean up ptr->int cast
9049 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9051 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9052 * install.texi (Configurations): Ditto.
9053 * config.sub: Ditto.
9055 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9057 * Makefile.in (sdbout.o): Depend on insn-config.h.
9059 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9061 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9062 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9064 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9066 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9067 prologue insn, only the first elt is significant.
9068 (output_call_frame_info): For exception handling, always use 4-byte
9069 fields as specified by the dwarf2 spec.
9070 Don't skip trivial FDEs.
9072 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9074 * version.c: Bump for snapshot.
9076 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9078 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9079 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
9082 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
9084 * final.c (shorten_branches): During first pass, assume worst
9085 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
9087 * Makefile.in (distclean): Remove various things left around
9088 by running the testsuite.
9090 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
9092 * configure.in (out_file): Emit definition to config.status in order
9093 to have a defined value for configure.lang.
9094 * configure: Re-built.
9096 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
9098 * configure.in: Make symlink to as-new rather than as.new. Similarly
9100 * configure: Rebuilt.
9102 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
9104 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
9106 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
9108 * sparc/sparc.md: Add ultrasparc scheduling support.
9109 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
9111 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9113 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
9114 as initial value for real_label_map.
9115 (copy_for_inline): Likewise.
9117 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9119 * sched.c (update_flow_info) When looking if to set found_split_dest
9120 or found_orig_dest, look at all parts of a PARALLEL.
9121 * haifa-sched.c (update_flow_info): Likewise.
9123 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
9125 * v850: New directory for v850 port.
9126 * v850/lib1funcs.asm: New file.
9127 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
9128 * ginclude/va-v850.h: New file.
9129 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
9130 * configure.in (mn10200-*-*): New target.
9131 * configure: Rebuilt.
9132 * config.sub: Handle v850-elf.
9133 * Makefile.in (USER_H): Add va-mn10200.h.
9134 * invoke.texi: Document v850 stuff.
9136 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
9138 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
9139 has integer TYPE_{MAX,MIN}_VALUE before using them.
9141 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
9142 __HPUX_ASM__ versions.
9144 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
9146 * install.sh: Delete duplicate install script.
9148 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
9150 * reg-stack.c (subst_stack_regs): Pop the stack register for a
9151 computed goto which sets the same stack register.
9153 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
9154 destination are both on the regstack.
9155 (subst_stack_regs_pat): Put the destination at the top of the regstack.
9157 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
9159 * mips.md (nonlocal_goto_receiver): Define.
9161 * profile.c (output_arc_profiler): Check next_insert_after for non
9162 NULL before deferencing it.
9164 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
9166 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
9168 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
9170 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
9172 * toplev.c (rest_of_compilation): For passes starting with
9173 flow_analysis, use print_rtl_with_bb instead of print_rtl.
9175 * print-rtl.c (print_rtl_single): Print a single rtl value to a
9178 * flow.c (print_rtl_with_bb): Print which insns start and end
9179 basic blocks. For the start of a basic block, also print the live
9182 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
9184 * toplev.c (main): Change #elif to #else/#ifdef
9186 * tlink.c: Include ctype.h.
9187 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
9189 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
9191 * bitmap.c: Conditionally include stdlib.h.
9192 (free): Provide a declaration if NEED_DECLARATION_FREE.
9194 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
9196 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
9198 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
9200 * profile.c (output_arc_profiler): Verify next_insert_after is an
9201 INSN before and after skipping a stack pop.
9203 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9205 * final.c (shorten_branches): Don't count the lengths of deleted
9208 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
9210 * version.c: Bump for snapshot.
9212 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
9214 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
9215 two bitmaps ANDed together.
9216 (bitmap_print): Declare.
9218 * bitmap.c (function_obstack): Don't declare any more.
9219 (bitmap_obstack): Obstack for allocating links from.
9220 (bitmap_obstack_init): New static to say whether to initialize
9222 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
9223 (bitmap_release_memory): Free all memory allocated from
9226 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
9227 EXECUTE_IF_AND_IN_BITMAP.
9229 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
9231 * alias.c (true_dependence): Address with AND can alias scalars.
9232 (anti_dependence, output_dependence): Likewise.
9234 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
9236 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
9238 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
9239 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
9240 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
9241 definitions. Use -qrtems instead of -mrtems.
9243 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
9245 * xm-sco5.h (sys_siglist): Define.
9246 (SYS_SIGLIST_DECLARED): Likewise.
9248 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
9250 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
9252 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
9254 * except.c (eh_outer_context): Expand masking operation using
9257 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
9259 * alpha.md (floatdisf2-1): New pattern.
9261 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
9263 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
9264 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
9265 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
9266 * gcc.texi: Note that if you define sys_siglist that you should
9267 also define SYS_SIGLIST_DECLARED.
9269 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
9270 are relative to the next instruction, not the current instruction.
9272 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
9274 * local-alloc.c (contains_replace_regs): New function.
9275 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
9276 verify that there is no existing REG_EQUIV note, and add a call to
9277 contains_place_regs.
9279 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9281 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
9282 (STARTFILE_SPEC): Always use crtbegin.o%s
9283 (ENDFILE_SPEC): Always use crtend.o%s.
9285 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
9287 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
9289 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
9290 SFmode for 64 bit hosts.
9292 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
9294 * fixincludes: Permits spaces between # and define. Discard C++
9295 comments in sys/pci.h on HP/UX 10.20.
9297 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
9299 * version.c: Bump for snapshot.
9301 * pa.c (restore_unscaled_index_insn_codes): New function.
9302 (record_unscaled_index_insn_codes): Likewise.
9303 (output_function_prologue): Call restore_unscaled_index_insn_codes.
9304 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
9305 (pa_reorg): Call record_unscaled_index_insn_codes.
9307 * haifa-sched.c (move_insn): Handle notes correctly for insns
9308 with SCHED_GROUP_P set.
9310 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9312 * alpha/xm-linux.h (USE_BFD): Undef before define.
9314 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
9316 * cse.c (cse_insn): Don't record BLKmode values.
9318 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
9320 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
9322 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
9324 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
9325 * collect2.c (sys_errlist): Likewise.
9326 * cpplib.c (sys_errlist): Likewise.
9327 * gcc.c (sys_errlist): Likewise.
9328 * protoize (sys_errlist): Likewise.
9329 * configure.in: Check for strerror.
9330 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
9331 * xm-gnu.h (HAVE_STRERROR): Likewise.
9332 * xm-linux.h (HAVE_STRERROR): Likewise.
9333 * xm-netbsd.h (HAVE_STRERROR): Likewise.
9334 * xm-bsd386.h (HAVE_STRERROR): Likewise.
9335 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
9336 * xm-dos.h (HAVE_STRERROR): Likewise.
9337 * xm-mingw32.h (HAVE_STRERROR): Likewise.
9338 * xm-pa.h (HAVE_STRERROR): Likewise.
9339 * xm-papro.h (HAVE_STRERROR): Likewise.
9340 * xm-sysv4.h (HAVE_STRERROR): Likewise.
9341 * configure, config.in: Rebuilt.
9343 * Makefile.in: Add several missing "else true" clauses.
9345 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
9346 * mips-tfile.c: Likewise.
9347 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
9348 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
9349 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
9350 * configure.in: Check for sys_siglist declaration.
9351 * configure, config.in: Rebuilt.
9353 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
9355 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
9356 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
9357 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
9358 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
9359 * rs6000/sysv4.h (extra_subtarget_switches): Added new
9360 macro EXTRA_SUBTARGET_SWITCHES.
9361 * configure.in (sh*-*-rtems*): New target.
9362 * sh/rtems.h: New file.
9363 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
9364 * configure: Rebuilt.
9366 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
9368 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
9370 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
9372 * rs6000.md: Make DF fused-add operations pay attention to
9375 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
9377 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
9379 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
9381 * pa.md (reload_peepholes): Make sure operand is a REG before
9382 examining REGNO. Allow general registers too.
9384 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
9386 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
9388 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
9390 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
9391 to reallocate abbrev_die_table.
9393 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
9395 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
9397 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9399 * Makefile.in (config.status): Depend on version.c
9401 * expr.h (insn_gen_function): Reenable prototype.
9403 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
9406 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
9408 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
9410 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
9412 * version.c: Bump for latest snapshot.
9414 * bc-optab.c: Conditionally include stdlib.h.
9415 (free): Provide a declaration if NEED_DECLARATION_FREE.
9416 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
9417 * rtl.h (free): Remove declaration.
9418 * tree.h (free): Remvoe declaration.
9420 * configure: Rebuilt.
9422 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
9424 * flags.h (flag_move_all_movables): Declare.
9425 (flag_reduce_all_givs): Likewise.
9426 * loop.c (move_movables): Handle flag_move_all_movables.
9427 (strength_reduce): Handle flag_reduce_all_givs.
9428 * toplev.c (flag_move_all_movables): Define.
9429 (flag_reduce_all_givs): Likewise.
9430 (f_options): Add -fmove-all-movables and -freduce-all-givs.
9431 * invoke.texi: Document new options, including alias stuff that
9432 wasn't included last time.
9434 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
9436 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
9439 * t-vxworks68: Ditto.
9440 * t-vxworks960: Ditto.
9443 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
9445 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
9446 if not already defined, and USE_C_ALLOCA not defined.
9448 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
9450 * config.guess: Replace with script that uses ../config.guess.
9452 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
9453 if USE_GNULIBC_1 is not defined.
9455 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
9457 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
9458 * config.guess: Recognize alpha-linux-gnulibc1.
9459 * configure.in (alpha-*-linux-gnulibc1): New target.
9460 (alpha-*-linux-gnu*): Don't build crtbegin/end.
9462 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
9464 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
9467 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
9469 * loop.c (combine_movables): Earlier insns don't match later ones.
9471 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9473 * config/linux.h (CC1_SPEC): Define it only if not defined.
9475 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
9478 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
9479 USE_GNULIBC_1 is not defined.
9481 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
9483 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
9484 as 1 if USE_GNULIBC_1 is not defined.
9486 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
9488 * reorg.c (dbr_schedule): Allow current_function_return_rtx
9489 to be something other than a REG.
9490 * function.c (expand_function_end): Fix current_function_return_rtx
9493 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
9494 * x-netbsd: Likewise
9495 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
9496 (INSTALL_HEADERS): Delete.
9497 * x-dguxbcs: Likewise.
9498 * x-hp3bsd44: Likewise
9501 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9503 * i386.md (pop): pop increments the stack pointer.
9504 (prologue_set_stack_ptr): New pattern.
9505 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
9508 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
9510 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
9511 address where an offsettable address is required.
9513 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
9515 * loop.c (check_final_value): Don't miss a biv increment in a
9518 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
9520 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
9521 TYPE_DECL_IS_STUB instead of DECL_NAME.
9523 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9525 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
9527 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
9529 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
9531 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
9533 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
9534 (find_post_sched_live): Likewise.
9536 * haifa-sched.c (schedule_block): Remove old code to get arguments
9537 from hard regs into pseudos early.
9539 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
9541 * version.c: Bump for new snapshot.
9543 * local-alloc.c (update_equiv_regs): All the target to reject
9544 promotion of some REG_EQUAL to REG_EQUIV notes.
9545 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
9547 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
9550 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
9551 store of the argument registers.
9553 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
9555 * fold-const.c (multiple_of_p): New function.
9556 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
9558 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
9560 * expr.h (insn_gen_function): Temporarily remove prototype.
9562 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
9564 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
9565 filenames. Use sed to extract base filename for install.
9567 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
9569 * unroll.c (find_splittable_givs): Only share if two givs have the
9570 same add and multiply values.
9572 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
9574 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
9575 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
9577 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
9579 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
9580 around branch tables.
9581 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
9582 and .end_brtab directives if TARGET_GAS.
9584 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
9586 * alias.c (true_dependence): Pass x_addr not x to varies.
9588 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
9589 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
9590 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
9592 * config.in, configure: Regenerate.
9594 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
9596 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
9598 (record_set): Handle LO_SUM like PLUS.
9599 (init_alias_analysis): When following chains of base addresses,
9600 do not stop on reaching a hard register.
9602 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
9604 * version.c: Bump for new snapshot.
9606 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
9608 * alpha.h (ARCH_ASM_FILE_START): Define.
9609 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
9610 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
9612 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
9614 * Makefile.in (install-common): Put gcov comment at start of line.
9616 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
9618 * alias.c (init_alias_analysis): When simplifying the reg_base_value
9619 array, simplify entries for hard registers too.
9621 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
9623 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
9626 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
9628 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
9629 block_stack before dereferencing it.
9631 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
9633 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
9635 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
9637 * cplus-dem.c: Add 'extern' to prepends_underscore.
9639 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
9641 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
9642 (get_issue_rate): Delete.
9643 * pa.h (ISSUE_RATE): Define.
9645 * configure.in: Turn on haifa by default for the PA.
9646 * configure: Rebuilt.
9647 * pa.c (override_options): Accept -mschedule=7200 option.
9648 (pa_adjust_cost): No longer need to scale costs for newer
9650 * pa.h (enum processor_type): Add PROCESSOR_7200.
9651 * pa.md: Revamp scheduling parameters to work better with
9652 haifa. Add scheduling parameters for the 7200.
9654 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
9656 (schedule_block): When adjusting basic_block_{head,end}, account
9657 for movement of SCHED_GROUP_P insns too.
9659 * haifa-sched.c (debug_dependencies): Fix thinko.
9661 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
9662 (site.exp, check, check-g++, check-gcc): New targets.
9664 * haifa-sched.c: Make lots of variables static.
9666 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9668 * expr.h, real.h: Finish prototyping.
9670 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
9672 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
9673 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
9674 * reload1.c: Undo bugfix from Aug 11.
9676 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
9678 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
9679 quotes around the name.
9680 * configure: Regenerate.
9682 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
9684 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
9686 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
9688 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
9689 to sub-makes to avoid building more passes than the user might have
9690 requested on the command line.
9692 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
9694 * configure.in: Expurgate `broken_install' (install is
9697 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
9700 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
9702 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
9703 functions and declarations.
9704 (analyze_loop_iterations): Use condjump_p.
9705 (insert_bct): Likewise. Use exact_log2.
9707 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
9709 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
9710 (schedule_region): Likewise.
9711 (schedule_insns): Likewise.
9713 * PROJECTS: Update with Haifa stuff.
9715 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
9717 * version.c: Change the version string to look like:
9718 egcs-2.90.00 970814 (gcc2-970802 experimental).
9720 * loop.c (is_conditional_branch): Make definition match declaration.
9722 * gcc.c: Take out experimental snapshot warning message.
9724 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
9726 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
9727 print out the names of the notes. Print out the name of the insn
9728 that is not a note, and not an {,CALL_,JUMP_}INSN.
9730 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9732 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9733 again for the slot after we give it RTL.
9735 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
9737 * configure.in (haifa configury): Fix typo.
9738 * configure: Regenerate.
9740 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
9742 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
9744 * gcc.info*: Rebuilt.
9746 * COPYING.g77, README.g77: New files.
9747 * real.c (ereal_unto_float, ereal_unto_double): New functions.
9748 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
9749 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
9751 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
9753 * Integrate Haifa instruction scheduler.
9754 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
9755 to sched with $(SCHED_CFLAGS.
9756 * configure.in: Handle --enable-haifa.
9757 * configure: Rebuilt.
9758 * flags.h: Add new flags for haifa instruction scheduler.
9759 * genattrtab.c (expand_units): For haifa, don't subtract one
9760 when computing blockage.
9761 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
9762 (flag_schedule_speculative): Ditto.
9763 (flag_schedule_speculative_load): Ditto.
9764 (flag_schedule_speculative_load_dangerous): Ditto.
9765 (flag_schedule_reverse_before_reload): Ditto.
9766 (flag_schedule_reverse_after_reload): Ditto.
9767 (flag_branch_on_count_reg): Ditto.
9768 (f_options): Add Haifa switches.
9769 (main): Turn off some Haifa options if appropriate macro is
9770 defined. Process Haifa switches.
9771 * unroll.c (iteration_info): No longer static, since Haifa
9773 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
9774 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
9775 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
9776 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
9777 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
9778 storage for the Haifa scheduler.
9779 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
9781 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
9782 are defined, call analyze_loop_iterations and insert_bct to use
9784 (record_giv): Refine test for jumps out of loops if HAIFA is
9786 (analyze_loop_iterations): New function to identify if we can use
9788 (insert_bct): Insert countdown loop.
9789 (instrument_loop_bct): Low level code to insert countdown loop.
9790 (loop_number): Calculate UID of loop.
9791 (indirect_jump_in_function_p): Return true if an indirect jump is
9793 (is_power_of_2): Return true if value is a power of 2.
9794 (is_conditional_branch): Return true if insn is a conditional
9796 (fix_bct_param): Process -fbct-{min,max}-N switches.
9797 (check_bct_param): Return true if loop should be instrumented.
9798 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
9799 (loop_optimize): Initialize.
9800 (get_condition_for_loop): Ditto.
9801 * loop.c (strength_reduce): Inside of code that uses #ifdef
9802 HAVE_decrement_and_branch_on_count code, test it to make sure the
9804 (instrument_loop_bct): Ditto.
9805 * haifa-sched.c: New file.
9808 * Integrate regmove pass.
9809 * Makefile.in (OBJS): Add regmove.o
9810 (regmove.o): Add dependencies.
9811 * flow.c (find_use_as_address): No longer static.
9812 * rtl.h (find_use_as_address): Declare.
9813 * toplev.c (regmove_dump, flag_regmove): Define.
9814 (f_options): Add -fregmove.
9815 (regmove_dump_file, regmove_time): Define.
9816 (fatal_insn): Close the regmove dump file.
9817 (compile_file): Initialize regmove_time; open/close the regmove dump
9818 file as needed. Print regmove time as needed.
9819 (rest_of_compilation): Run regmove pass if requested, dump
9820 RTL after regmove if requested.
9821 (main): If -O2 or more, turn on regmove. Handle dump switches.
9822 * regmove.c: New file.
9824 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
9826 * Integrate tlink patch from jason@cygnus.com
9827 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
9828 (process_command): Increment n_switches for them. Don't discard
9829 their args. Validate them.
9830 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
9832 (process_command): Set include_prefixes from COMPILER_PATH.
9833 (main): Set COLLECT_GCC_OPTIONS sooner.
9834 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
9835 * tlink.c, hash.c, hash.h: New files.
9836 * Makefile.in (USE_COLLECT2): Always use collect2.
9837 (collect2): Depend on and link in hash.o and tlink.o.
9838 (tlink.o, hash.o): Add dependencies.
9840 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
9842 * Integrate alias analysis changes from jfc@mit.edu
9843 * Makefile.in (OBJS): Add alias.o
9844 (alias.o): Add dependencies.
9845 * alias.c: New file.
9846 * sched.c: Remove alias analysis code. It lives in alias.c now.
9847 (sched_analyze_2): Add new arguments to true_dependence.
9848 (schedule_insns): Always call init_alias_analysis.
9849 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
9850 mark return value from such functions as a pointer and keep track of
9851 them for alias analysis. If a return value from a function is a
9852 pointer, mark it as such.
9853 * combine.c (distribute_notes): Handle REG_NOALIAS.
9854 * cse.c (struct write_data): Delete. No longer needed.
9855 (invalidate): Don't call set_nonvarying_address_components anymore.
9856 Use true_dependence to decide if an entry should be removed from
9858 (invalidate_memory): Remove WRITES argument, simplify appropriately.
9860 (note_mem_written): Similarly for WRITE_PTR argument.
9861 (invalidate_from_clobbers): Similarly for W argument.
9862 (invalidate_for_call): Remove memory elements from the hash table.
9863 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
9864 (cse_rtx_varies_p): New function. Derived from old
9865 cse_rtx_addr_varies_p.
9866 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
9867 Don't call note_mem_written anymore. Stack pushes invalidate the stack
9868 pointer if PUSH_ROUNDING is defined. No longer need to call
9869 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
9870 (skipped_writes_memory): Remove variable.
9871 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
9872 (invalidate_skipped_block): Simplify for new alias analysis code.
9873 (cse_set_around_loop): Likewise.
9874 (cse_main): Call init_alias_analysis.
9875 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
9876 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
9877 (f_options): Add new alias checking arguments.
9878 (main): Set flag_alias_check when optimizing.
9879 * local_alloc (validate_equiv_mem_from_store): Add new arguments
9881 (memref_referenced_p): Likewise.
9882 * loop.c (NUM_STORES): Increase to 30.
9883 (prescan_loop): Only non-constant calls set unknown_address_altered.
9884 (invariant_p): Add new arguments to true_dependence.
9885 (record_giv): Initialize unrolled and shared fields.
9886 (emit_iv_add_mult): Call record_base_value as needed.
9887 * loop.h (struct induction): Add unrolled and shared fields.
9888 * unroll.c (unroll_loop): Call record_base_value as needed.
9889 (copy_loop_body): Likewise.
9890 (final_biv_value): Likewise.
9891 (final_giv_value): Likewise.
9892 (find_splittable_regs): Likewise. Only create one new pseudo
9893 if we have multiple address GIVs that were combined with the same
9894 dst_reg GIV. Note when a new register is created due to unrolling.
9895 * rtl.c (reg_note_name): Add REG_NOALIAS.
9896 * rtl.h (enum reg_note): Similarly.
9897 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
9898 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
9899 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
9900 (true_dependence, read_dependence, anti_dependence): Likewise.
9901 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
9902 (mark_user_reg, mark_reg_pointer): Likewise.
9905 * Integrate reload bugfix from Wilon which enables the PA port
9907 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
9908 OPERAND_ADDRESS when computing how many registers an insn needs.
9909 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
9911 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
9913 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
9914 in reload_reg_use_in_op_addr do not reach the end.
9915 do not reach the end.
9916 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
9917 RELOAD_FOR_OPERAND_ADDRESS.
9919 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
9921 * egcs project officially starts.