1 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
3 * arm.c (bad_signed_byte_operand): New predicate function.
4 * arm.h (PREDICATE_CODES): Add it to the list.
5 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
7 (define_split): Two new splits for above insns.
9 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
11 * version.c: Bump for snapshot.
13 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
15 * version.c: Bump for snapshot.
17 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
19 * cpperror.c (v_cpp_message): Remove static prototype.
20 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
21 * cpplib.h (v_cpp_message): Add protoptype.
22 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
24 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
26 * version.c: Bump for snapshot.
28 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
30 * version.c: Bump for snapshot.
32 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
34 * m68k.h: Declare more functions used in macros.
35 (REG_CLASS_CONTENTS): Completely embrace initializer.
36 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
37 about returning no value.
38 * cse.c (find_best_addr): Declare p and found_better only if
40 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
41 * dwarfout.c (string_length_attribute): #if 0 away.
42 * function.c (expand_function_end): Define varible blktramp only
44 * jump.c (find_insert_position): Define only if !HAVE_cc0.
45 * loop.c (combine_givs_p): Define variable tem only if needed.
46 * real.c: Comment out unused functions eabs, eround,
47 e{24,53,64,113}toasc and eiinfin.
50 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
52 * Makefile.in (boostrap2-lean, bootstrap3-lean,
53 bootstrap4-lean): New targets.
55 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
57 * warn_summary, test_summary: Moved into the contrib directory.
59 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
61 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
63 (FLOAT_H_TEST): Likewise.
65 (float.h-nat): Likewise.
66 (float.h-cross): Likewise.
68 (enquire.o): Likewise.
69 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
70 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
72 (FLOAT_H): Remove old float.h-nat version; move current definition
73 to CROSS_FLOAT_H location.
74 (all.cross): Remove comments about enquire stuff.
76 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
77 (rest.encap): Likewise.
78 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
80 * toplev.h (tree_node): Provide global declaration to avoid
81 `limited scope' warnings.
83 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
85 * test_summary: Display section breaks for each entry
86 in a multilibbed target's output.
88 1998-05-23 Richard Henderson <rth@cygnus.com>
90 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
91 offset's mode is not ptr_mode, convert it.
93 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
95 * fold-const.c (ssize_binop): New fn.
98 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
100 * genextract.c (print_path): Handle zero-length path as a special
103 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
105 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
107 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
109 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
110 (shorten_branches, final_scan_insn): Test value of
111 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
113 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
114 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
115 * arm/tcoff.h: Likewise.
116 * i386/386bsd.h: Likewise.
117 * i386/freebsd-elf.h: Likewise.
118 * i386/freebsd.h: Likewise.
119 * i386/netbsd.h: Likewise.
120 * i386/ptx4-i.h: Likewise.
121 * i386/sysv4.h: Likewise.
123 * rs6000/linux.h: Likewise.
124 * rs6000/rs6000.h: Likewise.
126 * sparc/sp64-elf.h: Likewise.
127 * v850/v850.h: Likewise.
128 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
129 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
131 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
133 * regmove.c (gen_add3_insn): New function.
134 (fixup_match_2): Use it instead of calling gen_addsi3.
136 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
138 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
140 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
143 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
145 * Makefile.in (TREE_H): Add tree-check.h.
146 (tree-check.h, gencheck): New targets.
147 * gencheck.c: New file.
148 * tree.c (tree_check, tree_class_check): New functions.
149 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
150 (TYPE_CHECK, DECL_CHECK): Define.
151 Modify all access macros to use generated checking macros.
153 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
155 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
156 * configure.in: Check for it.
157 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
158 * final.c (uid_align, uid_shuid, label_align): Make static.
159 (label_align): Change type to struct label_alignment pointer.
160 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
161 (LABEL_TO_MAX_SKIP): Define.
162 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
163 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
164 (shorten_branches): Record the maximum bytes to skip when
166 (final_scan_insn): Use the maximum bytes to skip when aligning a label
167 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
168 * i386.h (LOOP_ALIGN_MAX_SKIP,
169 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
170 * i386.c (override_options): i386_align_jumps and i386_align_loops
171 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
172 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
174 1998-05-21 Mark Mitchell <mmitchell@usa.net>
176 * cplus-dem.c (do_type): Handle volatile qualification.
178 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
180 * function.c (init_function_start): Don't call emit_line_note if
181 lineno is 0. (Can happen when compiling Java .class files.)
183 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
185 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
186 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
188 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
190 * combine.c (nonzero_bits): For paradoxical subregs, take
191 LOAD_EXTENDED_OP into account.
193 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
195 * configure.in (extra_c_objs): add prefix.o.
196 (extra_cxx_objs): extra objects for C++ with cpplib.
197 * configure: Regenerate.
199 * c-tree.h: (get_directive_line): Different prototype for cpplib.
200 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
202 * c-lex.h: (get_directive_line): Not needed here for cpplib.
204 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
205 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
207 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
208 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
210 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
212 * gengenrtl.c (type_from_format, accessor_from_format): Change
213 type of parameter `c' from `char' to `int'.
215 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
217 * warn_summary, test_summary: New scripts from
218 Kaveh Ghazi and Alexandre Oliva respectively.
220 * gcse.c (current_function_calls_longjmp): Declare.
222 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
224 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
226 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
227 Jeff Law (law@cygnus.com)
229 * Global CSE and constant/copy propagation.
230 * Makefile.in (OBJS): Add gcse.o
231 (STAGESTUFF): Add *.gcse.
232 (gcse.o): Add dependencies.
233 (mostlyclean): Remove *.gcse and */*.gcse.
235 * loop.c (loop_optimize): Move call to init_alias_analysis.
236 * recog.c (validate_replace_src): New function.
237 * toplev.c (gcse_dump): New global variable.
238 (flag_gcse, gcse_time): Likewise.
239 (compile_file): Initialize gcse_time and clean out the gcse dump
241 (rest_of_compilation): Call gcse_main as requested. Dump RTL
242 after gcse if requested.
243 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
245 * gcc.texi: Add gcse related internal documentation.
246 * invoke.texi: Note new command line options for gcse.
247 * tm.texi: Document AVOID_CCMODE_COPIES.
248 * mips.h (AVOID_CCMODE_COPIES): Define.
250 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
252 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
254 (stmp-fixproto): Simlarly for running fixproto.
255 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
257 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
259 * config/mips/mips.c (double_memory_operand): Accept any MEM during
260 reload when TARGET_64BIT.
262 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
264 Finish incomplete change started by Kenner.
265 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
266 (powerpcle-*-cygwin32): Delete xm_defines.
267 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
268 HAVE_STAB_H instead of NO_STAB_H.
269 * config/xm-linux.h (NO_STAB_H): Delete.
270 (HAVE_STAB_H): Undefine.
271 * config/i386/xm-go32.h (NO_STAB_H): Delete.
273 1998-05-19 Jim Wilson <wilson@cygnus.com>
275 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
276 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
278 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
280 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
282 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
284 * reload1.c (reload_reg_free_for_value_p): New function.
285 (allocate_reload_reg, choose_reload_regs): Use it.
287 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
289 * except.c (expand_start_catch): Correct logic for when to
290 generate a new handler label, and when to use the old one.
292 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
294 * Makefile.in (print-rtl.o): Depend on bitmap.h.
295 (dbxout.o): Depend on toplev.h.
296 ($(SCHED_PREFIX)sched.o): Likewise.
297 ($(out_object_file)): Likewise for system.h and toplev.h.
298 (cppmain.o): Depend on gansidecl.h.
299 (cpplib.o): Likewise.
300 (cpperror.o): Likewise.
301 (cppexp.o): Likewise.
302 (cpphash.o): Likewise.
303 (cppalloc.o): Likewise.
304 (fix-header.o): Depend on cpplib.h and cpphash.h.
305 (scan-decls.o): Depend on gansidecl.h.
307 * basic-block.h (free_regset_vector): Add prototype.
309 * cccp.c (check_precompiled): Mark parameter `fname' with
311 (do_assert): Likewise for `op' and `keyword'.
312 (do_unassert): Likewise.
313 (do_line): Likewise for `keyword'.
314 (do_error): Likewise for `op' and `keyword'.
315 (do_warning): Likewise.
316 (do_ident): Likewise for `keyword'.
317 (do_pragma): Likewise for `limit', `op' and `keyword'.
319 (do_if): Likewise for `keyword'.
322 (do_endif): Likewise.
324 * collect2.c (getenv): Remove redundant prototype.
325 (collect_exit, collect_execute, dump_file): Likewise.
326 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
327 (dump_prefix_list): Hide prototype and definition.
329 * sparc.c: Include toplev.h.
330 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
331 (symbolic_memory_operand): Likewise.
332 (sp64_medium_pic_operand): Likewise.
333 (data_segment_operand): Likewise.
334 (text_segment_operand): Likewise.
335 (splittable_symbolic_memory_operand): Likewise.
336 (splittable_immediate_memory_operand): Likewise.
337 (eq_or_neq): Likewise.
338 (normal_comp_operator): Likewise.
339 (noov_compare_op): Likewise.
340 (v9_regcmp_op): Likewise.
341 (v8plus_regcmp_op): Likewise.
342 (extend_op): Likewise.
343 (cc_arithop): Likewise.
344 (cc_arithopn): Likewise.
345 (small_int): Likewise.
346 (uns_small_int): Likewise.
347 (clobbered_register): Likewise.
348 (legitimize_pic_address): Likewise.
349 (delay_operand): Likewise.
350 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
352 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
353 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
355 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
357 * cppalloc.c: Include gansidecl.h.
359 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
360 (cpp_file_line_for_message): Mark parameter `pfile' with
362 (v_cpp_message): New function.
363 (cpp_message): Use it. Also convert to variable arguments.
364 (cpp_fatal): Likewise.
365 (cpp_pfatal_with_name): Constify parameter `name'.
367 * cppexp.c: Move gansidecl.h before cpplib.h.
368 * cpphash.c: Likewise.
369 * cpphash.h (hashf, delete_macro): Add prototypes.
371 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
372 cpplib.h. Don't include errno.h.
373 (update_path): Add arguments to prototype.
374 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
375 cpp_print_containing_files): Remove redundant prototypes.
376 (cpp_hash_cleanup, add_import, append_include_chain,
377 make_assertion, path_include, initialize_builtins,
378 initialize_char_syntax, finclude, validate_else, comp_def_part,
379 lookup_import, redundant_include_p, is_system_include,
380 read_name_map, read_filename_string, open_include_file,
381 check_macro_name, compare_defs, compare_token_lists,
382 eval_if_expression, change_newlines): Add prototype arguments.
383 (hashf): Remove redundant prototype.
384 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
385 conditional_skip, skip_if_group): Add prototype arguments.
386 (fdopen): Remove redundant prototype.
387 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
388 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
389 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
390 (struct directive): Add prototype arguments to function pointer
392 (handle_directive): Add missing arguments to call to `do_line'.
393 (do_include): Mark parameters `unused1' and `unused2' with
395 (do_line): Likewise for `keyword' and new parameters `unused1' and
397 (do_error): Likewise for `keyword'.
398 (do_warning): Likewise. Also add missing argument `pfile' in call
400 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
402 (do_ident): Likewise for `keyword', `buf' and `limit'.
403 (do_pragma): Likewise. Also add missing arguments in call to do_once.
404 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
406 (do_if): Likewise for `keyword'.
408 (eval_if_expression): Likewise for `buf' and `length'.
409 (do_xifdef): Likewise for `unused1' and `unused2'.
410 (do_else): Likewise for `keyword', `buf' and `limit'.
411 (do_endif): Likewise.
412 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
413 (cpp_handle_options): Remove superfluous NULL argument in call to
415 (cpp_handle_options): Likewise.
416 (do_assert): Mark parameter `keyword', `buf' and `limit' with
418 (do_unassert): Likewise.
419 (cpp_print_file_and_line): Add missing argument `pfile' in call to
420 cpp_file_line_for_message.
421 (v_cpp_error): New function.
422 (cpp_error): Use it. Also accept variable arguments.
423 (v_cpp_warning): New function.
424 (cpp_warning): Use it. Also accept variable arguments.
425 (cpp_pedwarn): Accept variable arguments.
426 (v_cpp_error_with_line): New function
427 (cpp_error_with_line): Use it. Accept variable arguments.
428 (v_cpp_warning_with_line): New function.
429 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
431 (cpp_pedwarn_with_line): Accept variable arguments.
432 (cpp_pedwarn_with_file_and_line): Likewise.
433 (cpp_error_from_errno): Constify parameter `name'. Add missing
434 argument `pfile' in call to cpp_file_line_for_message.
435 (cpp_perror_with_name): Constify parameter `name'.
437 * cpplib.h: Define PARAMS() in terms of PROTO().
438 (fatal): Remove redundant prototype.
439 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
440 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
441 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
442 cpp_fatal, cpp_message, cpp_pfatal_with_name,
443 cpp_file_line_for_message, cpp_print_containing_files): Add
444 arguments to prototypes.
445 (scan_decls, cpp_finish): Add prototypes.
447 * cppmain.c: Include gansidecl.h.
448 (main): Remove unused variable `i'.
450 * dbxout.c: Include toplev.h.
452 * demangle.h (do_tlink, collect_execute, collect_exit,
453 collect_wait, dump_file, file_exists): Add prototype.
455 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
456 prototype and definition.
457 (gen_unspecified_parameters_die): Don't assign results of call to
458 function new_die() to unused variable `parm_die'.
459 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
460 (dwarf2out_define): Likewise for `lineno' and `buffer'.
462 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
463 prototype and definition.
464 (output_die): Add prototype arguments to function pointer arg.
465 (output_unspecified_parameters_die): Mark parameter `arg' with
468 * except.c (output_exception_table_entry): Remove unused variable
471 * except.h (expand_fixup_region_start, expand_fixup_region_end):
474 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
476 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
478 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
479 before cpplib.h, include cpphash.h, remove redundant prototype of
480 cpp_fatal, don't define `const', add a prototype for `fatal'.
481 (cpp_file_line_for_message): Add missing arguments `pfile'.
482 (v_cpp_message): New function.
483 (cpp_message): Use it.
484 (v_fatal): New function.
485 (fatal, cpp_fatal): Use it.
486 (cpp_pfatal_with_name): Constify parameter `name'.
488 * flow.c (free_regset_vector): Remove redundant prototype.
490 * function.c (round_down): Wrap prototype and definition with
491 macro ARGS_GROW_DOWNWARD.
492 (record_insns): Wrap prototype and definition with
493 defined (HAVE_prologue) || defined (HAVE_epilogue).
495 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
497 * gen-protos.c: Include gansidecl.h.
498 (hashf): Don't make it static, constify parameter `name'.
500 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
501 specifier %s in calls to function `fatal'.
503 * haifa-sched.c: Include toplev.h.
504 (find_rgns): Remove unused variable `j'.
506 * integrate.c (note_modified_parmregs): Mark parameter `x' with
508 (mark_stores): Likewise.
510 * jump.c (mark_modified_reg): Likewise.
512 * output.h (insn_current_reference_address): Add prototype.
513 (eh_frame_section): Likewise.
515 * print-rtl.c: Include bitmap.h.
517 * reload1.c (reload): Wrap variables `note' and `next' in macro
518 PRESERVE_DEATH_INFO_REGNO_P.
519 (forget_old_reloads_1): Mark parameter `ignored' with
521 (choose_reload_regs): Remove unused variable `in'.
522 (reload_cse_invalidate_mem): Mark parameter `ignore' with
524 (reload_cse_check_clobber): Likewise.
526 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
527 (mark_elimination): Fix typo in prototype.
529 * scan-decls.c: Include gansidecl.h.
531 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
533 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
535 * function.c (identify_blocks): Fix thinko when setting the
536 block number for NOTE_INSN_BLOCK_END.
538 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
540 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
543 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
544 underscores for the prefixes to the names of the maths functions.
546 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
547 comment explaining why.
549 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
551 * tree.h (TYPE_SIZE_UNIT): New.
552 (struct tree_type): Add size_unit member.
553 * stor-layout.c (layout_type): Initialize it.
554 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
555 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
557 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
559 * stor-layout.c (layout_record): Fix off-by-one error when checking
560 length of the TYPE_BINFO vector.
562 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
564 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
565 function parameter passed in memory.
567 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
569 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
570 Prototypes for externally used functions in respective C files.
571 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
572 final.c: Include above files.
573 * Makefile.in (toplev.o): Add dependency for above four headers.
575 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
576 respective header files.
578 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
580 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
581 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
582 the build tree if they exist.
583 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
585 (objdir): Let configure substitute value.
586 (FLOAT_H): Let configure select a pre-built version from the
588 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
589 * configure.in: Substitute for objdir.
591 * Makefile.in (build_canonical, host_canonical): Let configure
592 substitute values for these variables.
593 * configure.in: Substitute for build_canonical, host_canonical
594 and target_subdir in generated Makefile.
596 * output.h (find_basic_blocks): Declare.
597 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
599 * Makefile.in (BISON): Use bison from the build tree if it exists.
602 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
604 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
605 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
606 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
607 command line arguments to see if an executable is not being
608 created, and if so - do not append the suffix.
610 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
613 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
615 * i386.h (ALIGN_DFmode): Delete.
616 (CONSTANT_ALIGNMENT): Define.
617 * varasm.c (force_const_mem): Use it.
619 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
621 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
622 using it with swap_condition, not before.
624 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
626 * alias.c (mode_alias_check): Delete.
627 (true_dependence, anti_dependence, output_dependence): Revert April 21
630 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
632 * toplev.c (output_lang_identify): Enable prototype and definition.
634 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
636 * version.c: Bump for snapshot.
638 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
640 * alpha/osf.h (HAVE_STAMP_H): Define.
642 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
643 * configure.in (alpha*-*-netbsd*): New.
644 Based on patches from Paul H. Anderson <pha@pdq.com>.
646 * configure.in (alpha*-*-linux-*): Kill xm_defines.
647 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
648 * alpha/xm-linux.h: Remove file.
650 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
652 * dbxout.c (dbxout_parms): If mode of type of parameter living
653 in memory doesn't match mode of DECL_RTL, make big endian correction.
655 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
657 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
659 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
661 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
662 * stor-layout.c (layout_record): Set it.
664 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
666 * toplev.c (rest_of_compilation): Don't defer nested functions.
668 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
670 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
671 to an 8-byte boundary if info_ptr->fpmem_p.
673 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
675 * loop.c (basic_induction_var): Added test preventing
676 CCmode parameter passed to convert_modes().
678 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
680 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
681 input_filename and lineno around expand_expr call. Set them to values
682 in WFL before expand_expr call.
684 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
686 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
688 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
690 * fold-const.c (constant_boolean_node): New function.
693 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
695 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
696 Abort if trying to split kind 3 or 4 outside of combine.
698 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
700 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
702 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
704 * objc/Make-lang.in (OBJC_O): Add missing exeext.
705 (libobjc.a, runtime-info.h): Likewise.
707 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
709 * i386.h (DATA_ALIGNMENT): Define.
711 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
713 * reload1.c (delete_output_reload): Ignore single USE that
714 was emitted for the pseudo use of this INSN.
715 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
716 remains, we can always delete OUTPUT_RELOAD_INSN.
718 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
720 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
722 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
724 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
726 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
728 * eh-common.h: New file for basic EH data structures.
729 * except.h: Various prototypes and structures for NEW_EH_MODEL
730 * function.h (struct function): Add a struct eh_stack for the catch
732 * except.c (gen_exception_label): New function to generate an
734 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
735 (push_entry): New function to push an existing entry onto a stack.
736 (receive_exception_label): New function to emit the code required
737 at the start of all catch blocks.
738 (struct func_eh_entry): New structure for maintaining handlers
739 associated with EH regions.
740 (new_eh_region_entry): New function to register an EH region.
741 (add_new_handler): New function to register a handler with a region.
742 (get_new_handler): Creates anew handler entry for registering.
743 (find_func_region): New function to convert a NOTE eh region number
744 to an Eh region index.
745 (get_first_handler): New function to get the first handler in a region.
746 (clear_function_eh_region): New function to release memory.
747 (duplicate_handlers): New function to duplicate a list of handlers.
748 (expand_eh_region_end): Create a new region entry node as well.
749 (expand_leftover_cleanups): Call receive_exception_label() and
750 register the cleanup as a handler to the current region.
751 (expand_start_catch): New function to start a catch clause.
752 (expand_end_catch): New function to end a catch clause.
753 (expand_start_all_catch): restructure to not do the equivilent of
754 what expand_start_catch() does now. Push the exception region being
755 handled onto the catch stack.
756 (output_exception_table_entry): Issue an entry for each handler
757 associated with a region.
758 (set_exception_lang_code): New function for setting the language code.
759 (set_exception_version_code): New function to set the version number.
760 (output_exception_table): Output version and language codes.
761 (find_exception_handler_labels): Find handler labels using new scheme.
762 (is_exception_handler_label): New function, returns 1 if label is
763 present as a handler in some exception region.
764 (check_exception_handler_labels): Use the new scheme.
765 (init_eh_for_function): Initialize the catch stack.
766 (save_eh_status): Save the catch stack.
767 (restore_eh_status): Restore the catch stack.
768 (scan_region): Don't remove unreferenced handler label. Flow does it.
769 (get_reg_for_handler): New function to get the eh_context pointer
771 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
772 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
773 entry when processing END region rather that START region.
774 * flow.c (find_basic_blocks_1): Find all potential handler regions
775 now that we don't automatically know what the labels might be.
776 Let scan_region() remove unreferenced EH BEGIN/END labels.
777 * integrate.c (get_label_from_map): Put inlined labels onto the
778 permanent obstack since we dont know which ones might be exception
780 (save_for_inline_copying): Make new copies of all the handlers.
781 (expand_inline_function): Make new copies of all the handlers.
782 * libgcc2.c: Remove local struct decls, and include eh-common.h.
783 (find_exception_handler): With NEW_EH_MODEL the first matching
784 region we find is the right one. Add eh_info as a new parameter.
785 (__throw): Pass eh_info to find_exception_handler. Set handler
786 and pass use different regs under NEW_EH_MODEL.
788 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
790 * i960.h (hard_regno_mode_ok): Changed to function from array of
792 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
793 * i960.c (hard_regno_mode_ok): Changed to function from array of
796 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
798 * reload.c (remove_replacements): New function.
799 * reload.h (remove_replacements): Declare.
800 * reload1.c (choose_reload_regs): Disable some reloads that
801 belong to inherited reloads.
803 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
805 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
807 * reload1.c (merge_assigned_reloads): When merging, reset
808 reload_spill_index for the eliminated reload.
810 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
812 * haifa-sched.c (schedule_insns): Fix merge goof.
814 1998-05-13 Jim Wilson <wilson@cygnus.com>
816 * varasm.c (make_decl_rtl): Revert April 1 change.
817 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
818 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
819 Get function name from the SYMBOL_REF in the DECL_RTL, not from
821 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
824 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
826 * i386.c (notice_update_cc, output_float_compare): Disable
827 TARGET_CMOVE support.
829 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
830 Jeff Law <law@cygnus.com>
832 * rtlanal.c (find_reg_note): Ignore notes that are not on on
834 (find_regno_note): Likewise.
836 * Makefile.in (stor-layout.o): Depend on except.h
837 (varasm.o, function.o): Likewise.
838 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
840 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
841 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
842 ($(HOST_PREFIX_1)rtl.o): Likewise.
843 ($(HOST_PREFIX_1)bitmap.o): New host object.
844 * emit-rtl.c (toplevel): Include bitmap.h.
845 (gen_rtx): Handle 't' and 'b' nodes.
846 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
847 Print block number for block begin/end notes. Print 't' type
848 nodes as a pointer. Know that the 3rd argument of live range
849 start/stop notes is really a range_info rtx. If type is 'b', print
850 out argument as a bitmap.
851 * rtl.c: Include bitmap.c.
852 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
853 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
854 * rtl.def (RANGE_LIVE): New node to hold live information while we
855 recalculate the basic blocks.
856 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
857 (RANGE_VAR): New node, to hold information saved in symbol node for New
858 communicating live range information to the debug output functions.
859 * rtl.h (rtunion_def): Add rttree and rtbit fields.
860 (XBITMAP, XTREE): New accessor macros.
861 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
862 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
863 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
864 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
865 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
866 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
867 (RANGE_INFO_*): Likewise.
868 * sched.c (sched_analyze): Keep live range start/stop notes.
869 (unlink_other_notes): Likewise.
870 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
871 (unlink_other_notes): Likewise.
872 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
873 (BLOCK_LIVE_RANGE_FLAG): Likewise.
874 (DECL_LIVE_RANGE_RTL): Likewise.
875 (struct tree_block): Add live_range_flag, live_range_var_flag,
876 live_range_start and live_range_end.
877 (struct tree_decl): Add live_range_rtl field.
878 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
879 (accessor_from_format): Likewise.
881 * haifa-sched.c (schedule_block): Make verbose output line up.
882 Also add a blank line in printing the individual ready lists.
884 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
886 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
887 (c-lex.o): Depend on output.h.
888 (c-common.o): Likewise.
891 (integrate.o): Depend on toplev.h.
892 (regclass.o): Depend on output.h.
893 (final.o): Depend on reload.h.
895 * c-common.c: Include output.h.
896 (check_format_info): Remove unused variable `integral_format'.
898 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
899 `indent' with ATTRIBUTE_UNUSED.
900 (print_lang_type): Likewise.
901 (maybe_build_cleanup): Likewise for parameter `decl'.
902 (copy_lang_decl): Likewise for parameter `node'.
904 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
905 (lang_print_xnode): Mark parameters `file', `node' and `indent'
906 with ATTRIBUTE_UNUSED.
907 (lookup_interface): Likewise for parameter `arg'.
908 (is_class_name): Likewise.
909 (maybe_objc_check_decl): Likewise for parameter `decl'.
910 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
912 (maybe_objc_method_name): Likewise for parameter `decl'.
913 (build_objc_string): Likewise for parameters `len' and `str'.
915 * c-lex.c: Include output.h.
917 * c-lex.h (position_after_white_space): Correct typo in prototype.
919 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
920 c_expand_end_cond, init_iterators): Add prototypes.
922 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
923 with ATTRIBUTE_UNUSED.
925 * calls.c: Include output.h.
927 * cccp.c (pipe_closed): Mark parameter `signo' with
930 * combine.c: Move inclusion of expr.h to after insn-config.h.
932 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
933 as empty, rather define as ((void)0).
935 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
936 Add parentheses around assignment used as truth value.
938 * cplus-dem.c (squangle_mop_up): Change return type to void.
939 (internal_cplus_demangle): Remove unused parameter `options'.
941 (cplus_demangle_opname): Remove function wide variable `int i' and
942 replace with `size_t i' at each location where it is used.
943 (cplus_demangle_opname): change type of `i' from int to size_t.
945 * cppexp.c (right_shift): Mark parameter `pfile' with
948 * cpphash.c (cpp_lookup): Likewise.
949 (cpp_hash_cleanup): Likewise.
951 * cpplib.c (parse_name): Add a prototype and make it static.
952 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
953 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
954 (macro_cleanup): Likewise for parameter `pfile'.
955 (file_cleanup): Likewise.
957 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
958 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
960 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
961 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
963 * cse.c (cse_check_loop_start): Mark parameter `set' with
966 * dbxout.c (flag_minimal_debug, have_used_extensions,
967 source_label_number): Move inside macro wrapper check against
968 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
970 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
972 * except.h (doing_eh): Provide prototype.
974 * expr.c: Move inclusion of expr.h to after insn-config.h.
976 * final.c: Include reload.h.
977 (shorten_branches): Cast the first argument of bzero to char *.
979 * fix-header.c (cpp_print_containing_files): Mark parameter
980 `pfile' with ATTRIBUTE_UNUSED.
981 (cpp_fatal): Likewise.
983 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
986 * genattrtab.c (make_length_attrs): Change the type of variable
987 `i' from int to size_t.
988 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
991 * genextract.c (main): When generating insn-extract.c, mark
992 variable `junk' with ATTRIBUTE_UNUSED.
994 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
995 argument of bzero to char*.
997 * integrate.c: Include toplev.h.
999 * libgcc2.c: Wrap `struct exception_table' and
1000 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
1002 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
1004 * objc/objc-act.c: Include toplev.h.
1005 (lang_print_xnode): Mark parameters `file', `node' and `indent'
1006 with ATTRIBUTE_UNUSED.
1007 (finish_protocol): Likewise for parameter `protocol'.
1009 * output.h (declare_weak): Add prototype.
1010 (decode_reg_name): Don't wrap with TREE_CODE macro.
1011 (assemble_alias): Add prototype.
1013 * regclass.c: Include output.h.
1015 * reload.h (reloads_conflict): Add prototype.
1017 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
1018 output_func_start_profiler): Add prototypes.
1020 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
1023 * scan-decls.c: Include scan.h.
1025 * scan.h (recognized_function, recognized_extern): Add prototypes.
1027 * stmt.c: Include output.h.
1029 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
1030 (output_lang_identify): Hide prototype and definition.
1031 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
1032 (pipe_closed): Likewise.
1034 * toplev.h (count_error, strip_off_ending, error_for_asm,
1035 warning_for_asm): Add prototypes.
1037 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
1039 * toplev.c (rest_of_compilation): "Charge" final for any time
1040 doing various cleanup operations after finishing compilation
1043 * flow.c (dump_flow_info): Also print number of sets and
1044 whether or not the pseudo is a user variable.
1046 * flow.c (reg_n_max): New global variable.
1047 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
1048 Delete regno_max variable.
1049 * regs.h (REG_N_CHECK): Define.
1050 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
1051 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
1052 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
1054 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
1056 * acconfig.h (ENABLE_CHECKING): Undefine.
1057 * configure.in (--enable-checking): New option.
1059 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1061 * reload1.c (merge_assigned_reloads): Can merge
1062 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
1063 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
1065 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
1067 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
1069 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1071 * reload1.c (gen_reload): Create REG_EQUIV notes.
1073 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1075 * reload1.c (reload): Fix check for USEs to use code of pattern.
1076 (choose_reload_regs): Remove dead variable use_insn.
1078 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
1080 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
1082 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
1084 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
1086 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
1087 (insn_{unit,issue_delay}): Ditto.
1088 (blockage_range): Ditto.
1089 (actual_hazard{,_this_instance}): Ditto.
1090 (schedule_unit): Ditto.
1091 (potential_hazard): Ditto.
1094 (queue_insn): Ditto.
1095 (birthing_insn_p): Ditto.
1096 (adjust_priority): Ditto.
1097 (get_block_head_tail): Ditto.
1098 (init_rgn_data_dependences): Ditto.
1100 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
1102 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
1104 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
1106 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
1108 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
1110 * config/mips/mips.md (dslot): Move after definition of "cpu"
1111 attribute. Handle r3900 case.
1113 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1115 * system.h: Define the STRINGIFY macro here.
1116 * protoize.c: Not here.
1117 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
1119 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
1121 * varasm.c (assemble_variable): Compute the alignment of the data
1122 earlier so that both initialized and uninitialized variables are
1123 effected by DATA_ALIGNMENT.
1124 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
1126 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
1128 * mips.c: Prototype static functions.
1130 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
1132 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
1133 Add explanatory comments.
1135 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
1137 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
1139 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
1141 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
1143 * varasm.c (make_decl_rtl): Disable April 1 change.
1145 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
1147 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
1149 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
1151 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
1152 * alpha.c (print_operand): Handle it.
1153 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
1154 related define_splits. Also add peepholes for SImode reload
1155 plus sign_extend lossage.
1157 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1159 * genattr.c: Include stdarg.h/varargs.h. Change function
1160 `fatal' to use variable arguments instead of faking it with
1161 integer parameters. Provide a prototype which also
1162 checks the format specifiers using ATTRIBUTE_PRINTF_1.
1164 * genattrtab.c: Likewise.
1165 * gencodes.c: Likewise.
1166 * genconfig.c: Likewise.
1167 * genemit.c: Likewise.
1168 * genextract.c: Likewise.
1169 * genflags.c: Likewise.
1170 * genopinit.c: Likewise.
1171 * genpeep.c: Likewise.
1172 * genrecog.c: Likewise.
1173 * genoutput.c: Likewise. Similarly for function `error'.
1175 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1177 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
1178 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
1179 * configure.in: Use GCC_C_VOLATILE.
1180 * system.h (volatile): Define as empty if no volatile support is
1183 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
1185 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
1188 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
1190 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
1191 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
1192 the body of beq; additionally set the mode of the branch to CCmode for
1193 FP compares and not fast_math.
1194 (alpha_emit_conditional_move): Always use a compare insn for FP
1195 when not fast_math, as well as setting CCmode on the cmov.
1196 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
1198 * machmode.h (COMPLEX_MODE_P): New macro.
1200 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
1202 * haifa-sched.c (print_exp): Fix typo.
1204 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
1206 * version.c: Bump for snapshot.
1208 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
1210 * final.c (final_scan_insn): Call fatal_insn instead of abort if
1211 we could not split an insn when required to.
1213 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
1215 (peepholes): Disable peepholes that call dead_or_set_p.
1216 (movsi): Rewrite to handle addresses better after last change.
1217 Add define_split to split load of addresses in large/medium modes.
1218 (prologue): Call m32r_expand_prologue.
1219 (movsi_{push,pop}): Generators for push/pop.
1220 (movsi): Support PRE_{INC,DEC}, POST_INC.
1221 (mov{di,df}): Rewrite. Always split the insns.
1222 (movsf): Add define_split to get register load in correct mode.
1223 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
1224 (attributes): Rewrite attributes so that type indicates both the
1225 type and the length of the insn directly.
1226 (all insns): Change to use new type attributes.
1227 (debug): New attribute to convey whether -mdebug was used.
1228 (opt_space): New attribute to convey whether -Os was used.
1229 (function units): Loads are 3 cycles, not 2. Better classify all
1230 insns into short/long.
1231 (load/store/extend insns): Add separate case for load/store
1232 indirect operations without an offset.
1233 (divsi3): Division is a long operation, not short.
1235 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
1237 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
1238 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
1239 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
1240 operands with PRE_{INC,DEC}, POST_INC.
1241 (FUNCTION_PROFILER): Call abort instead of doing nothing.
1242 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
1244 (gen_split_move_double): Declare.
1245 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
1247 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
1248 emit_move_insn, build up SET's directly.
1249 (toplevel): Include system.h, not stdio.h.
1250 (move_double_src_operand): Allow any DF or DI mode constant.
1251 (gen_split_move_double): Split moves of DI or DF values into the
1252 appropriate moves, loads, or stores. Don't handle use of auto
1253 inc/dec if using dead index. Do handle overlapping moves, etc.
1254 (m32r_frame_info): Remove prologue_size field.
1255 (m32r_compute_frame_size): Don't calculate prologue size.
1256 (m32r_output_function_prologue): Change to pretty much a NOP.
1257 (m32r_expand_prologue): Expand prologue as a series of INSNs.
1258 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
1259 (m32r_print_operand_address): Ditto.
1261 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
1263 * reload1.c (emit_reload_insns): When performing expensive
1264 optimizations, do not output the last reload insn if OLD is
1265 not the dest of NSN and is in the src and is clobbered by INSN.
1267 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1269 * Makefile.in (genrtl.o): Depend on system.h.
1270 * gengenrtl.c (gencode): When creating genrtl.c, have it
1273 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1275 * config/m68k/t-linux: Remove extra stuff already included in
1278 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
1280 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
1281 curses.h if it contains `typedef char bool;', as suggested by
1282 Manfred Hollstein <manfred@s-direktnet.de>.
1284 * configure.in: Rename fixinc.math to fixinc.wrap.
1286 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
1288 * gcc.c (read_specs): Handle missing blank line at end of specs file.
1290 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
1291 movdfcc_1): Disable.
1293 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
1295 * configure.in (enable_threads): Rename to enable_threads_flag before
1296 main loop. Set enable_threads to enable_threads_flag inside main
1299 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
1301 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
1304 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1306 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
1308 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
1309 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
1310 (AC_CHECK_FUNCS): Remove unused check for vprintf.
1312 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
1313 (cccp.o): Depend on gansidecl.h.
1316 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
1317 per the rest of gcc source.
1318 * cexp.y: Likewise. Include gansidecl.h and remove all code made
1321 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
1322 used when vfprintf is missing.
1325 * genattrtab.c: Likewise.
1326 * mips-tfile.c: Likewise.
1327 * toplev.c: Likewise.
1329 * vfprintf.c: New file.
1330 * doprint.c: New file.
1332 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
1334 * config/linux.h (ASM_COMMENT_START): Remove from here,
1335 * config/linux-aout.h (ASM_COMMENT_START): and here,
1336 * config/i386/linux.h (ASM_COMMENT_START): to here,
1337 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
1338 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
1341 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1343 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
1346 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
1348 * Makefile.in (dwarfout.o) Add toplev.h dependency.
1349 * dwarfout.c, i386.c: Include toplev.h
1350 * toplev.h: (pfatal_with_name) Add prototype.
1352 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
1354 * Makefile.in: Fix .SUFFIXES.
1356 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
1358 * config/linux.h (ASM_COMMENT_START): Define as "#".
1359 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
1361 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
1363 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
1364 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
1366 * toplev.c: Include toplev.h.
1367 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
1368 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
1369 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
1370 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
1371 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
1372 toplev.h dependency.
1374 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
1375 HARD_FRAME_POINTER_REGNUM.
1377 * expr.c (target_temp_slot_level): Delete duplicate definition.
1379 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
1381 * stmt.c (mark_seen_cases): Make it have external linkage again.
1382 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
1385 * haifa-sched.c (print_value, case SUBREG): Fix typo.
1387 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
1388 * i386.h (REG_CLASS_CONTENTS): Similarly.
1390 * toplev.c (-fsched-max): Delete flag.
1391 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
1392 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
1393 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
1396 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
1397 inner loops which are not reducible.
1399 * loop.c (regs_match_p): Fix typo in prototype.
1401 * regmove.c (try_auto_increment): Wrap declaration inside an
1402 #ifdef AUTO_INC_DEC.
1404 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
1406 * final.c (output_operand_lossage): Call fatal with the operand
1407 lossage message instead of calling abort.
1409 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1411 * c-common.c: Convert to using ctype macros defined in system.h.
1412 * c-lex.c: Likewise.
1414 * collect2.c: Likewise.
1415 * rs6000.c: Likewise.
1416 * cpplib.c: Likewise.
1417 * fix-header.c: Likewise.
1419 * gen-protos.c: Likewise.
1420 * pexecute.c: Likewise.
1421 * protoize.c: Likewise.
1425 * tlink.c: Likewise.
1426 * toplev.c: Likewise.
1428 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
1430 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
1431 Replace -gdwarf-2 with -g0.
1433 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1435 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
1436 * mips-tdump.c: Include system.h, remove redundant headers.
1437 * mips-tfile.c: Likewise. Also, convert all ctype function calls
1438 to calls of the macro versions defined in system.h.
1440 * objc/Make-lang.in (objc-act.o): Depend on system.h.
1441 * objc/objc-act.c: Include system.h, remove redundant headers.
1443 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1445 * configure.in (AC_CHECK_FUNCS): Add isascii.
1446 (GCC_NEED_DECLARATIONS): Add atof.
1448 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
1449 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
1451 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453 * system.h: Wrap time.h and sys/file.h in autoconf checks.
1454 Provide default definitions for O_RDONLY and O_WRONLY here.
1456 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
1458 1998-05-06 Mark Mitchell <mmitchell@usa.net>
1460 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
1462 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
1464 * toplev.h: New file. Protypes for functions in toplev.c.
1465 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
1466 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
1467 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
1468 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
1469 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
1470 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
1471 varasm.c: include it.
1473 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
1474 Jim Wilson (wilson@cygnus.com)
1476 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
1477 blocks. Check for 1 successor which is the EXIT_BLOCK.
1479 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
1480 unreachable loops with more than one block.
1482 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
1484 * fix-header.c (write_rbrac): Add "abort" to functions which need to
1487 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
1489 * Check in merge from gcc2. See ChangeLog.12 for details.
1491 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
1493 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
1494 accept 'a' flag. 'S' does accept 'a' flag.
1495 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
1498 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
1500 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1502 * config/m68k/m68k.h: Declare functions from m68k.c used in
1503 macros and machine description.
1504 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
1506 (ASM_OUTPUT_FLOAT): Likewise.
1507 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
1509 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
1511 * tree.def: Add NAMESPACE_DECL.
1512 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
1513 * dwarf2out.c (push_decl_scope): Likewise.
1514 (scope_die_for): Likewise.
1515 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
1516 how to get next context level.
1518 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
1520 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
1523 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
1525 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
1527 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
1528 for any insns skipped at the start of a block because they were
1531 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
1533 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
1535 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
1537 * c-common.c (format_char_info): Add new field hhlen.
1538 (print_char_table, scan_char_table, time_char_table): Initialize
1539 hhlen field appropriately.
1540 (char_format_info): Recognize hh modifier and lookup correct char
1543 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
1545 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
1546 reference if this is a store.
1548 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
1550 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
1552 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
1554 Make UnixWare 7 bootstrap support work with final shipping product.
1555 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
1556 Pick up xm-siglist and xm-alloca.
1557 (xm_defines): Add USG so dbxout will build.
1558 * configure: Regenerate.
1560 Sun May 3 13:51:34 PDT 1998 Richard Henerson <rth@cygnus.com>
1562 Support for official Sparc V9 ABI:
1563 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
1564 Care for flag_pcc_struct_return default.
1565 (output_move_quad): Rewrite to move by halves on v9 and in the
1567 (move_quad_direction): New function.
1568 (output_fp_move_quad): Use it to determine the direction of copy.
1569 (function_arg_slotno): Return -1 for FP reg overflow as well.
1570 (function_arg_record_value*): New functions.
1571 (function_arg): Use them. Streamline unprototyped parameter passing.
1572 (function_arg_pass_by_reference): Pass TCmode by reference.
1573 (function_value): New function.
1574 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
1575 long long in 64-bit mode.
1576 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
1577 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
1578 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
1579 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
1580 (BASE_INCOMING_ARG_REG): Likewise.
1581 (FUNCTION_VALUE): Call function_value.
1582 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
1583 * sparc.md (movdi_sp32_v9): Disable for arch64.
1584 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
1585 (call_value_address_sp64): Remove register class constraints.
1586 (call_value_symbolic_sp64): Likewise.
1587 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
1588 v9 case to 32-bit constants.
1589 (goto_handler_and_restore_v9): Provide a version for arch64.
1590 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
1591 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
1592 (CPP_PREDEFINES): New.
1593 * sparc/sp64-elf.h: Likewise.
1594 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
1595 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
1596 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
1598 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
1600 * version.c: Bump for snapshot.
1602 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1604 * reload.c (find_reloads): Emit USEs to mark where a pseudo
1605 is reloaded with the MEM of its stack slot.
1606 * reload1.c (cannot_omit_stores): Delete.
1607 (reload): Don't initialize it.
1608 Don't apply avoid_return_reg logic to USEs.
1609 When done, remove USEs that have a REG_EQUAL note on them.
1610 (emit_reload_insns): Handle case where we have inherited a MEM.
1611 (choose_reload_regs): Likewise.
1612 (delete_output_reload): Don't use cannot_omit_stores.
1614 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
1616 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
1618 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
1620 * haifa-sched.c (print_{exp,value}): Various changes to make the
1621 debug output easier to read. Also, use only one buffer, and make
1622 sure the buffer we are passed in doesn't overflow.
1623 (safe_concat): Concatenate to a buffer without overflow.
1625 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
1630 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1632 * sched.c (new_insn_dead_notes): Check if the register was
1633 used in the original instruction.
1634 * haifa-sched.c (new_insn_dead_notes): Likewise.
1636 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
1638 * dwarf2out.c (scope_die_for): If could not find proper scope,
1639 check for and handle tagged type with incorrect TYPE_CONTEXT.
1641 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
1643 * calls.c (expand_call): Fix recognition of C++ operator new.
1645 * alias.c (mode_alias_check): Disable type based alias detection.
1647 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
1649 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
1650 ASM_OUTPUT_WEAK_ALIAS): Define.
1651 * config/mips/elf64.h: Same.
1652 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
1653 ASM_WEAKEN_LABEL): Removed.
1655 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1657 * calls.c (expand_call): Bump the length limit on the specially
1658 recognized function names to 17.
1660 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
1662 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
1663 when undefining macros at the end.
1665 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
1666 val or len has TREE_SIDE_EFFECTS set.
1668 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
1669 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
1670 (smuldi3_highpart): Call const v8plus routine.
1671 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
1672 (const_smulsi3_highpart_v8plus): New pattern.
1673 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
1674 (umulsidi3): Call const v8plus routine.
1675 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
1677 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
1678 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
1680 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
1682 * m32r.c (*_oper{and|ator}): Change enum arguments and return
1683 values to int, so they can be prototyped even in files that don't
1685 ({small,large}_insn_p): Ditto.
1686 (m32r_select_cc_mode): Ditto.
1687 (gen_compare): Ditto.
1688 (function_arg_partial_nregs): Ditto.
1689 (m32r_setup_incoming_varargs): Ditto.
1690 (init_reg_tables): Add prototype.
1691 (m32r_frame_info): Add prolog_size field.
1692 (m32r_compute_frame_size): Calculate the size of the prologue.
1693 (m32r_first_insn_address): Return prologue size.
1694 (m32r_output_function_prologue): Calculate frame size before
1695 printing out information. Print out the prologue size.
1697 * m32r.h: Prototype all functions in m32r.c.
1698 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
1700 * m32r.md (bcc functions): Cast enum's to int.
1702 * m32r.c (conditional_move_operand): Silence a debug message.
1703 ({small,long}_insn): New predicates.
1705 * m32r.h (TARGET_M32R): New macro.
1706 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
1707 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
1709 (ISSUE_RATE): Define as 2.
1711 * m32r.md (insn_size): New attribute.
1712 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
1714 (m32r): New attribute.
1716 * configure.in (enable_haifa): Switch m32r to Haifa by default.
1717 * configure: Regenerate.
1719 (Changes from Nick Clifton <nickc@cygnus.com>)
1720 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
1721 the equivalent of a negated 'I' constraint.
1722 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
1723 optimisation to work.
1725 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
1726 than 'I' since the value is negated.
1727 (peephole): Add peephole optimisation to cope with optimization of
1728 divide and subtracts of the same operands.
1730 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
1734 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
1737 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
1739 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
1741 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
1743 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
1744 frame_pointer_rtx not FRAME_POINTER_REGNUM.
1746 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
1748 * reg-stack.c: Revert last patch (Apr 20).
1749 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
1751 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
1753 * loop.c (check_dbra_loop): New locals jump, first_compare, and
1754 compare_and_branch. Call get_condition to set first_compare.
1755 Set compare_and_branch to number of compare/branch instructions.
1756 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
1757 Replace '2' with compare_and_branch.
1759 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1761 * cplus-dem.c (demangle_qualified): Replace missing else.
1763 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1765 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
1767 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1769 * sh.c (sh_expand_prologue, sh_expand_epilogue):
1770 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
1771 * sh.h (STACK_BOUNDARY): Likewise.
1773 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1775 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1777 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
1779 * system.h (abort): If abort is not defined, and neither is
1780 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
1781 reporting the line and filename of the error.
1783 * .gdbinit: Add breakpoints on exit and fancy_abort.
1785 * final.c (split_double): Avoid a compiler warning if
1786 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
1788 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
1789 for calling jump_optimize.
1791 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
1792 macros, rather than 0/1's.
1794 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
1796 * alpha.h (CONST_COSTS): Zero is always free.
1797 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
1799 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1801 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
1802 length in the name of a virtual table.
1804 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
1806 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
1808 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
1810 * version.c: Bump for snapshot.
1812 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
1814 * fold-const.c (fold_convert): Fix typo.
1816 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
1818 * alias.c (alias_invariant): New variable.
1819 (record_base_value): New argument INVARIANT.
1820 (memrefs_conflict_p): If a register has an entry in the alias_invariant
1821 array, try substituting that value for the register.
1823 * rtl.h: Declare record_base_value.
1825 * loop.c, unroll.c: Update callers of record_base_value.
1827 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
1828 ZERO_EXTEND do not affect base values.
1830 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
1832 * dbxout.c (dbxout_type): Fix typo.
1833 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
1835 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
1837 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
1839 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
1840 if the argument is the address of a structure or array.
1842 * configure.in: Enable Haifa scheduler by default for SPARC.
1844 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1846 * cse.c (cse_set_around_loop): Don't do optimization when
1847 new pseudos are created.
1849 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
1851 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
1853 (dbxout_type_method_1, dbxout_type): Likewise.
1854 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
1855 (dbxout_type): Fix check for when to print a type range in
1858 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1860 * (gen_shl_and, in case 1): Fix comparison with mask.
1862 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
1864 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
1865 pointer as second register in REG+REG pair.
1867 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1869 * c-common.c (check_format_info): Don't check for the 'x' format
1870 character twice, instead check for 'x' and 'X'
1872 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
1874 * Makefile.in (libgcc2.ready): Add explicit dependancy from
1875 $(STMP_FIXPROTO) to ensure all necessary include files have
1876 been created and to guarantee proper parallel builds.
1878 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1880 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
1881 register for stdarg functions.
1882 * sh.h (current_function_varargs): Declare.
1883 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
1885 1998-04-23 Jim Wilson <wilson@cygnus.com>
1887 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
1888 inhibit_libc is defined.
1890 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
1892 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
1894 * profile.c (tablejump_entry_p): New function.
1895 (branch_prob): Add code to recognize MIPS tablejump entry branch.
1896 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
1898 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
1900 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
1901 found, rather than at end of the loop, after the insn has been
1904 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
1906 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
1907 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
1909 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
1911 * loop.c (note_addr_stored): Correct function to take 2 arguments,
1914 * rtl.def (MATCH_INSN2): Add new matching pattern.
1915 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
1917 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
1919 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
1920 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
1922 * final.c (split_double): Sign extend both halves of a split CONST_INT.
1924 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
1926 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
1928 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1930 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
1931 (cplus_demangle_opname): Call mop_up_squangle.
1932 (cplus_demangle): Initialize squangle info, then call
1933 internal_cplus_demangle. (Most code moved there as well)
1934 (internal_cplus_demangle): New function, performs most of what use
1935 to be done in cplus_demangle, but is only called with this file.
1936 (squangle_mop_up): New function to clean up B and K code data.
1937 (mop_up): set pointers to NULL after freeing.
1938 (demangle_signature, demangle_template, demangle_class): Add
1939 switch elements to handle K and B codes.
1940 (demangle_prefix, gnu_special, demangle_qualified): Add
1941 code to handle K and B codes.
1942 (do_type, demangle_fund_type): Handle B and K codes.
1943 (remember_Ktype): New function to store K info.
1944 (register_Btype, remember_Btype): New functions for B codes.
1945 (forget_B_and_K_types): New function to destroy B and K info.
1947 1998-04-21 Jim Wilson <wilson@cygnus.com>
1949 * stmt.c (check_seenlabel): When search for line number note for
1950 warning, handle case where there is no such note.
1952 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
1954 * genemit.c (gen_exp): Allow machine description to set mode of
1957 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
1959 * alias.c (mode_alias_check): New function.
1960 (true_dependence, anti_dependence, output_dependence): Call
1963 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
1965 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
1966 (MIPS_STACK_ALIGN): Similarly.
1968 * c-common.c (type_for_mode): Handle TI types.
1969 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
1970 (init_decl_processing): Handle TI types.
1971 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
1973 * mips.c (block_move_loop): Test Pmode == DImode instead of
1975 (expand_block_move, save_restore_insns): Likewise.
1976 (function_prologue, mips_expand_prologue): Likewise.
1977 (mips_expand_epilogue): Likewise.
1978 * mips.h (POINTER_SIZE): Allow specific targets to override.
1979 (Pmode): Allow specific targets to override.
1980 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
1981 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
1982 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
1983 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
1984 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
1985 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
1986 * mips.md (indirect, tablejump & casesi support): Test for
1987 Pmode == DImode instead of TARGET_MIPS64.
1988 (call patterns): Likewise.
1990 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1992 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
1993 for gen_rtx(MEM, ...).
1995 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
1997 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
1998 to not be so gross, and to properly function with PIC.
2000 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
2002 * frame.c (heapsort): Rename to frame_heapsort.
2004 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
2006 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
2008 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
2010 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
2012 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
2013 operands during and after reload.
2015 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2017 * final.c (shorten_branches, init_insn_lengths): Move code
2018 to free label_align, uid_shuid, insn_lengths, insn_addresses
2019 and uid_align from the former function into the latter one;
2020 Add code to clear these variables.
2021 * sh.h (label_align): Remove declaration.
2023 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
2025 * gcc.c (lang_specific_driver): Declare prototype properly so
2026 fatal can be passed to it without error.
2028 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
2029 * configure: Regenerate.
2030 * config.in: Add #undef's for strchr and strrchr.
2032 * protoize.c (toplevel): If we have rindex, but not strrchr, map
2034 (file_could_be_converted): Use strrchr, not rindex since rindex is
2035 not defined on Linux systems when _POSIX_SOURCE is defined.
2036 (file_normally_convertible): Ditto.
2037 (process_aux_info_file): Ditto.
2040 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
2041 a constant to an integer register, don't split the insns that do
2042 the simple AND and OR operations, rather just split each word, and
2043 let the normal movsi define split handle it further.
2045 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2047 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
2048 (split_branches): Call init_insn_lengths.
2050 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
2052 * i386.c: Include expr.h to get the change_address prototype
2055 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
2057 * reg-stack.c (subst_asm_stack_regs): Change to return the last
2058 new insn generated by this function.
2059 (subst_stack_regs): Likewise.
2060 (convert_regs): Record the last newly generated insn and use
2061 it for change_stack () instead of INSN.
2063 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
2065 * fix-header.c (enum special_file): Undefine enumerators if they
2066 are already defined by include files.
2067 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
2068 macro with '__' to not pollute user namespace.
2070 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
2072 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
2074 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
2076 * version.c: Bump for snapshot.
2078 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
2080 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
2082 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
2083 Add missing -Dpentium* options.
2084 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
2085 instead of CPP_CPU_DEFAULT.
2086 (EXTRA_SPECS): Add entry for cpp_cpu_default.
2088 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
2090 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
2091 negative in a stackless frame.
2092 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
2093 in stackless frame size. Support 64-bit stackless frame size.
2094 Combine fpmem offset calculations and don't add total_size to
2095 offset if not pushing a stack frame.
2097 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
2099 * regmove.c (fixup_match_1): In three places, in flag_exceptions
2100 check, change p to q.
2102 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
2104 * gcc.c (lang_specific_driver): Add new parm type to prototype.
2105 (added_libraries): New file scope static variable.
2106 (process_command): Initialize added_libraries. Pass it to
2107 lang_specific_driver.
2108 (main): Use added_libraries in check for no input files.
2110 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
2112 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
2113 code generation. Use 64 bit instructions in 32 bit mode when
2114 possible. Use V9 return instruction. UltraSPARC optimizations.
2116 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
2118 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
2120 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
2121 just pass zero. That will work regardless of the size of HARD_REG_SET.
2123 * libgcc2.c (__floatdisf): Fix a couple typos.
2125 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
2127 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
2129 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
2131 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
2133 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
2135 * emit-rtl.c (operand_subword_force): If a register can not be
2136 accessed by words, copy it to a pseudo register.
2138 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
2140 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
2142 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
2144 * tree.h (mark_seen_cases): Delete declaration.
2146 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
2148 * stmt.c (mark_seen_cases): Make static and add prototype.
2150 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2152 * frame.c: Include stdlib.h and unistd.h to possibly get various
2153 function prototypes. The fixproto script guarantees these header
2154 files exist on the target system.
2155 * libgcc2.c: Likewise.
2157 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
2158 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
2159 function parameters.
2160 * libgcc2.c (__udiv_w_sdiv): Likewise.
2162 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
2164 * varasm.c (asm_output_bss): Add prototype.
2165 (asm_output_aligned_bss): Likewise.
2167 * unroll.c (verify_addresses): Add prototype.
2169 * toplev.c: Add many prototypes. Too many to mention here.
2171 * stmt.c (check_seenlabel): Add prototype.
2173 * rtlanal.c (reg_set_p_1): Add prototype.
2174 (reg_set_last_1): Likewise.
2176 * reorg.c (find_dead_or_set_registers): Add prototype.
2178 * regmove (try_auto_increment): Add prototype.
2180 * reg-stack.c (pop_stack): Add prototype.
2182 * recog.c (validate_replace_rtx_1): Add prototype.
2183 (find_cosntant_term_loc): Likewise.
2185 * loop.c (regs_patch_p): Add prototype.
2186 (add_label_notes, count_nonfixed_reads): Likewise.
2187 (find_single_use_in_loop): Likewise.
2188 (express_from): Surround prototype with #ifdef.
2189 (giv_sort): Similarly.
2191 * jump.c (mark_modified_reg): Add prototype.
2193 * haifa-sched.c (is_prisky): Add prototype.
2194 (queue_to_ready): Likewise.
2196 * genextract.c (gen_insn): Add prototype.
2198 * genemit.c (max_operand_1): Add prototype.
2199 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
2200 (gen_expand, gen_explit, output_add_clobbers): Likewise.
2201 (output_init_mov_optab): Likewise.
2203 * genattrtab.c (attr_hash_add_rtx): Add prototype.
2204 (attr_hash_add_string, write_length_unit_log): Likewise.
2206 * genattr.c (init_range): Add prototype.
2208 * combine.c (sets_function_arg_p): Add prototype.
2210 * expr.c (store_constructor_field): Add prototype.
2211 (get_memory_usage_from_modifier): Likewise
2213 * expmed.c (synth_mult): Add prototype.
2214 (choose_multiplier, invert_mod2n): Likewise.
2216 * except.c (push_eh_entry): Add prototype.
2217 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
2218 (call_get_eh_context, start_dynamic_cleanup): Likewise.
2219 (start_dynamic_handler, can_throw): Likewise.
2220 (output_exception_table_entry, scan_region): Likewise.
2221 (eh_regs, set_insn_eh_region): Likewise.
2223 * dwarfout.c (decl_class_context): Add prototype.
2224 (output_inheritance_die, type_ok_for_scope): Likewise.
2226 * c-lex.c (skip_white_space_on_line): Add prototype.
2228 * alias.c (record_set): Add prototype.
2229 (find_base_term, base_alias_check): Likewise.
2231 * function.c (assign_outer_stack_local): Make static and add prototype.
2233 * haifa-sched.c (build_control_flow): Accept raw data as inputs
2234 instead of computing it locally. Callers changed.
2235 (find_rgns): Several new arguments. Callers changed.
2236 Generally clean up and comment better. Use dominators to
2237 identify reducible loops. Convert some flag arrays to bitmaps.
2238 Convert most of the code to work on pred/succ lists instead of
2239 an edge table. Add comments for future improvements.
2240 (schedule_insns): Allocate temporary tables for flow data, call
2241 routines to compute flow data and pass it along to children as
2243 (debug_control_flow): Delete. Use dump_bb_data instead.
2245 * basic-block.h (compute_dominators): Declare.
2247 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
2249 * basic-block.h: Declare them.
2251 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
2253 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
2256 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
2258 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
2259 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
2260 node is non NULL. Cache last file name and file name identifier node.
2262 1998-04-15 Mark Mitchell <mmitchell@usa.net>
2264 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
2265 the length of an array, not TREE_TYPE.
2267 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
2269 * flow.c (sbitmap_union_of_successors): New function.
2270 * basic-block.h (sbitmap_union_of_successors): Declare it.
2272 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
2274 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
2275 Set gnu_ld to gnu_ld_flag inside main loop.
2278 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
2280 * toplev.c (compile_file): Call init_parse using new interface.
2281 (init_lex): Remove declaration.
2283 * c-lex.c (init_parse): Now returns char* containing filename.
2285 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
2287 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
2289 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
2291 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
2292 (gen{extract,peep,opinit,output}): Ditto.
2294 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
2295 global definition so print-rtl.o can be linked in.
2296 * gen{peep,recog}.c (insn_attr_name): Ditto.
2298 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
2300 * fixincludes: discard empty C++ comments, as found in sys/time.h
2303 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2305 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
2308 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
2310 * emit-rtl.c (operand_subword): Rework slightly to avoid
2311 bogus warning from previous change.
2313 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
2315 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
2316 Nov 8 find_replacement change. Move decls of get_unaligned_address
2317 * alpha.h: ... here.
2319 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
2321 * function.c (assign_parms): Initialize unsignedp before passing
2322 its pointer to promote_mode.
2324 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
2325 (write_test_expr): Allow MATCH_INSN.
2327 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
2329 * install.texi: Update section on warnings that can be safely ignored.
2331 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
2333 * mips.md (reload_outdi): Change the scratch mode from DImode to
2334 TImode. New variable scratch, used instead of operand[2] in template.
2335 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
2337 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
2339 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
2341 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
2343 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
2345 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
2347 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
2348 (ASM_FINISH_DECLARE_OBJECT): Likewise.
2350 * Idea and part of the patch from HJ.
2351 * Makefile.in: auto-host.h renamed from auto-config.h. All references
2353 (distclean): Remove auto-build.h too.
2354 * configure.in: Rename host autoconf generated file to auto-host.h.
2355 If host != build, then run autoconf to generate auto-build.h for
2356 the build machine and include it in build_xm_files.
2357 Check for wait.h and sys/wait.h.
2359 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
2360 TRULY_NOOP_TRUNCATION.
2362 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
2364 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
2366 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
2368 * invoke.texi (ld options) Include memset requirements
2369 for options -nodstdlib and -nodefaultlibs.
2371 1998-04-12 Paul Eggert <eggert@twinsun.com>
2373 This change is from an idea suggested by Arthur David Olson.
2375 * c-common.c (decl_attributes, record_function_format,
2376 check_format_info, init_function_format_info):
2377 Add support for strftime format checking.
2378 (enum format_type): New type.
2379 (record_function_format): Now static, and takes value of type
2380 enum format_type instead of int.
2381 (time_char_table): New constant.
2382 (struct function_format_info): format_type member renamed from is_scan.
2383 (check_format_info): Use `warning' rather than sprintf followed by
2384 `warning', to avoid mishandling `%' in warnings.
2385 Change `pedwarn' to `warning', since these warnings do not necessarily
2386 mean the program does not conform to the C Standard, as the code
2387 need not be executed.
2389 * c-tree.h (record_function_format): Remove decl; no longer extern.
2391 * extend.texi: Add documentation for strftime format checking.
2393 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
2395 * mips/ecoffl.h: Do not include mips.h.
2396 * mips/elf.h: Likewise.
2398 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
2399 * mips/ecoff.h: Include "mips/mips.h".
2401 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
2403 * version.c: Bump for snapshot.
2405 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
2407 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
2408 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
2409 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
2410 between loop optimization passes.
2411 * rtl.h: Updated appropriately.
2413 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
2415 Reinstall this patch from Jason.
2416 * function.c (push_function_context_to): Don't call init_emit.
2418 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
2420 * rtl.c (read_skip_spaces): Prevent infinite loops upon
2421 encountering unterminated comments.
2423 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
2425 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
2428 * configure.in: Handle --with-fast-fixincludes.
2429 (fixincludes): If --with-fast-fixincludes, then use a different
2430 fixincludes program by default.
2431 * Makefile.in (fixinc.sh): New rule.
2433 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
2435 * i386.md (movqi+1): Handle invalid QI register.
2436 (movsf_push-1): Likewise.
2438 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
2440 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
2442 symbolic_memort_operand(), call32_operand(), int8_operand(),
2443 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
2445 uint16_operand(): Made static.
2447 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
2449 * calls.c (expand_call): Fix typo.
2451 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
2453 * c-lex.c (finput): New global.
2454 (init_parse): Always included. Handle !USE_CPPLIB using
2455 code originally in compile_file.
2456 (finish_parse): Update for CPPLIB.
2457 * toplev.c (init_parse, finish_parse): Declare.
2458 (finput): Delete variable. Now in front-ends.
2459 (compile_file): Remove code which is now handled by init_parse
2460 which is unconditionally called. Similarly for finish_parse.
2462 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
2464 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
2465 ASM_WEAKEN_LABEL): Add.
2467 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
2469 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
2470 * configure.in (alpha-*-linux*): Use them.
2472 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
2474 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
2475 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
2476 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
2477 (build_expr_wfl): New prototype declaration.
2478 * tree.c (build_expr_wfl): New function, to build
2479 EXPR_WITH_FILE_LOCATION nodes.
2480 (copy_node): Don't zero TREE_CHAIN if copying a
2481 EXPR_WITH_FILE_LOCATION node.
2482 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
2483 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
2485 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
2487 * configure.in (v850): Use t-v850.
2488 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
2490 * protoize.c (creat, read, write): Do not declare.
2492 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
2493 refer to the CODE_LABEL before a dispatch table.
2495 * invoke.texi: Add ARC options.
2497 * gcc.c (proces_command): Improve error message for -o with
2500 * i386/x-cygwin32 (CLIB): Link in advapi32.
2502 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
2503 (ASM_IDENTIFY_LANGUAGE): Likewise.
2505 * i386.md (movqi recognizer): Don't perfom byte increment into
2508 * configure.in (x86-dg-dgux): Run fixinc.dgux.
2510 * i370.h: Fix typo in GEN_INT changes.
2512 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
2513 of an empty arglist in prototype.
2515 * Makefile.in: Remove bytecode crud that crept back in after the
2518 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
2520 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
2521 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
2523 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
2525 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2527 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
2529 * c-lex.c (is_class_name): Delete declaration.
2530 (whitespace_cr): Make static and add prototype.
2531 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
2532 yylex, get_directive_line): Turn declarations into prototypes.
2533 (position_after_whitespace, check_newline, yyerror,, is_class_name,
2534 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
2536 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
2538 * gencodes.c (gen_insn): Add prototype.
2539 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
2540 gen_peephole): Add prototypes.
2541 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
2543 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
2544 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
2545 genheader, gencode): Add prototypes.
2546 * genopinit.c (gen_insn): Add prototype.
2547 * genoutput.c (output_prologue, output_epilogue, scan_operands,
2548 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
2549 gen_expand, gen_split, n_occurrences): Add prototypes.
2550 * genpeep.c (gen_peephole): Add prototype.
2551 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
2552 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
2553 labels_in_range_p, count_loop_regs_set, note_addr_stored,
2554 loop_reg_used_before_p, scan_loop, replace_call_address,
2555 skip_consec_insns, libcall_benefit, ignore_some_movables,
2556 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
2557 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
2558 check_final_value, record_giv, update_giv_derive, basic_induction_var,
2559 simplify_giv_expr, general_induction_var, consec_sets_giv,
2560 check_dbra_loop, express_from, combine_givs_p, combine_givs,
2561 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
2562 last_use_this_basic_block, record_initial, update_reg_last_use,
2563 iteration_info, analyze_loop_iterations, insert_bct,
2564 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
2567 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
2569 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
2571 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
2573 * config/mips/mips.c (siginfo): Deleted.
2574 (override_options): Don't install SIGINFO signal handler.
2576 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
2578 * loop.c (check_dbra_loop): When normalize comparison_val, add check
2579 to verify it is non-negative.
2581 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
2583 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
2584 (alpha_expand_block_clear): Likewise.
2586 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
2588 * tree.h (sizetype_tab): Fix previous change for K&R.
2590 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
2592 * version.c: Bump for snapshot.
2594 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
2596 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
2597 Add USG and POSIX to xm_defines.
2599 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
2601 * gcc.c: Add linker spec.
2602 (link_command_spec): Use %(linker) instead of ld.
2603 (main): If collect2 is requested as the linker, see if it exists;
2604 if not, use ld instead.
2606 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
2608 (install-collect2): Install as collect2, not ld.
2610 * configure.in(will_use_collect2): It's named collect2 now.
2612 * collect2: Remove checks to see if we were invoked recursively.
2613 (collect_execute): Use _spawnvp under cygwin32.
2615 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
2617 * haifa-sched.c (build_control_flow): Set unreachable for block whose
2618 only predecessor is itself.
2620 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2622 * c-parse.in: Include system.h, and remove stuff now made redundant.
2625 * protoize.c: Likewise. Properly check for cpp stringification.
2627 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
2630 * objc/Make-lang.in (objc-parse.o): Likewise.
2632 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2634 * gansidecl.h: Check if compiler supports __attribute__. Provide
2635 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
2636 __attribute__ when its available. Also provide definitions for
2637 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
2638 terms of ATTRIBUTE_PRINTF.
2640 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
2643 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
2645 * combine.c (can_combine_p): Include successor in volatile test.
2647 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2649 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
2652 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
2654 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
2655 in prototype and definition.
2657 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
2659 * version.c: Bump for snapshot.
2661 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
2663 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
2664 alpha_expand_unaligned_store_words.
2666 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
2668 * i386.md (movsf_push, movsf_mem): Remove.
2669 (movsf_push): Rename from movsf_push_nomove and move in front of
2670 movsf. Use nonmemory_operand predicate and don't bother checking
2672 (movsf_push_memory): New pattern.
2673 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
2674 both operands refer to memory then force operand[1] into a register.
2675 (movsf_normal): Change to unnamed pattern.
2676 Likewise for movdf, movxf, and friends.
2678 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
2680 * version.c: Bump for snapshot.
2682 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
2684 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
2686 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
2688 * configure.in (mips-wrs-vxworks): New target.
2690 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
2692 * expmed.c (synth_mult): The value -1, has no zeros, so it can
2693 never have the form ...011.
2695 * version.c: Bump for snapshot.
2697 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
2699 * i386.c (asm_output_function_prefix, load_pic_register):
2700 Use ASM_GENERATE_INTERNAL_LABEL properly.
2701 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
2702 (print_operand): Ignore it.
2703 (load_pic_register): Use it for the got load call.
2704 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
2705 (prologue_get_pc_and_set_got): Likewise.
2706 * i386.h: Update print_operand docs.
2708 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
2710 * i386.md (ffssi, ffshi): Rewrite as define_expands.
2711 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
2712 * i386.c (notice_update_cc): Recognize unspec 5.
2714 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
2716 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
2717 * alpha.c (print_operand): Handle it.
2718 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
2720 (fix_truncdfdi2): Likewise.
2722 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
2724 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
2725 of these into a single struct, with additional [us]sizetype entries.
2726 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
2727 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
2730 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
2732 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
2734 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
2736 * haifa-sched.c (split_block_insns): Don't supress insn splitting
2737 on subsequent passes.
2739 * alpha.c (hard_fp_register_operand): New function.
2740 * alpha.h (PREDICATE_CODES): Add it.
2741 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
2742 f<-m case and accompanying define_split.
2743 (trapb): Use a unique unspec_volatile number.
2745 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
2747 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
2750 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
2752 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
2755 * haifa-sched.c: Mirror recent changes from gcc2.
2757 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
2759 * Makefile.in (insn*.o): Depend on system.h.
2761 * pa.c (output_global_address): Initialize base.
2762 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
2764 1998-04-03 Mike Stump <mrs@wrs.com>
2766 * gthr.h: Support systems that don't have weak, but have threads.
2767 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
2768 * gthr-vxworks.h: New file.
2769 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
2771 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
2773 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
2775 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
2777 * ginclude/va-i960.h (va_end): Change void * to void.
2779 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2781 * Makefile.in (choose-temp.o): Depend on system.h.
2783 * choose-temp.c: Include system.h when IN_GCC.
2785 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
2786 Richard Henderson <rth@cygnus.com>
2788 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
2789 (move_replacements): New function.
2790 * reload.h: Prototype it.
2792 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
2794 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
2796 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
2799 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
2800 (gen_highpart): Likewise.
2801 * final.c (alter_subreg): Allow the target to hook by-mode subreg
2802 hard register number changes.
2804 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
2806 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
2807 rnbitsize, rnmode and rinner.
2808 (make_range): Initialize type.
2809 (fold): Initialize arg0, arg1 and varop.
2811 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
2813 (expand_function_start): Initialize last_ptr.
2815 * stor-layout.c (layout_record): Initialize desired_align.
2816 (get_best_mode): Initialize unit.
2818 * tree.c (copy_node): Initialize length.
2820 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
2822 * caller-save.c (insert_save_restore): Initialize pat, code and
2825 * emit-rtl.c (push_to_sequence): Initialize top.
2826 (push_topmost_sequence): Likewise.
2828 * genattrtab.c (simplify_by_exploding): Initialize defval.
2830 * profile.c (branch_prob): Initialize dest.
2832 * rtl.h (note_stores): Remove duplicate prototype.
2833 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
2835 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
2836 strings that are not actually lengths.
2838 * genattrtab.c: Make generated file use system.h, instead of
2839 including stdio.h, etc directly.
2840 * genextract.c, genopinit.c, genoutput.c: Likewise.
2841 * genpeep.c, genrecog.c: Likewise
2843 * genoutput.c (process_template): Mark operands in the generated
2844 function as potentially unused if compiling with GNU CC.
2846 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
2848 * pa.md (reload peepholes): Remove unused variable "mode".
2850 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
2852 * config/arm/thumb.h: Add super interworking support.
2853 * config/arm/thumb.c: Add super interworking support.
2854 * config/arm/thumb.md: Add super interworking support.
2855 * config/arm/lib1funcs.asm: Add interworking support.
2856 * config/arm/lib1thumb.asm: Add super interworking support.
2857 * config/arm/t-semi: Add interworking support.
2858 * config/arm/t-thumb: Add interworking support.
2859 * config/arm/README-interworking: New file.
2861 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
2863 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
2864 (MD_STARTFILE_PREFIX): Unset.
2866 1998-04-01 Mark Mitchell <mmitchell@usa.net>
2868 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
2869 entity in a local scope.
2871 * fold-const.c (fold): Call truthvalue_conversion for values which
2872 are folded to boolean type.
2874 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
2876 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
2877 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
2878 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
2879 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
2880 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
2881 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
2882 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
2883 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
2884 * md.texi: Likewise.
2886 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
2888 * fixincludes (limits.h): Fix nested comments in Motorola's
2889 limits.h and sys/limits.h.
2891 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
2893 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
2894 as dest of expand_binop call.
2896 * alpha.md (extzv): Correct check for valid operand[2] values.
2898 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
2901 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
2903 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
2905 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
2906 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
2908 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
2909 cygwin32 can override this to allow both unix and win32 style PATHs.
2911 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
2912 style environment paths.
2914 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2916 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
2917 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
2918 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
2921 * cpphash.c: Include config.h.
2922 * cppalloc.c: Include system.h. Add parameters to various
2923 function prototypes.
2924 * cpperror.c: Likewise.
2925 * cppexp.c: Likewise.
2926 * cpphash.c: Likewise.
2927 * cpplib.c: Likewise.
2928 * cppmain.c: Likewise.
2929 * fix-header.c: Likewise.
2931 * gen-protos.c: Likewise.
2932 * gengenrtl.c: Likewise.
2933 * halfpic.c: Likewise.
2935 * scan-decls.c: Likewise.
2938 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
2940 * README.gnat: Add lang_print_xnode definition.
2942 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2944 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
2945 fmovecr on the 68060.
2947 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
2949 * genemit.c (DONE): Rework so that it works in the true arm if
2950 an if-else conditional.
2953 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
2955 * rs6000.c: Do not include stdioh or ctype.h anymore.
2957 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
2959 (stor-layout.o): Likewise.
2960 * c-typeck.c: Include rtl.h and expr.h.
2961 * stor-layout.c: Likewise.
2963 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
2964 All callers changed.
2965 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
2966 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
2967 All callers changed.
2969 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
2971 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
2973 * tree.h (lang_print_xnode): Provide prototype.
2975 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
2977 * version.c: Bump for snapshot.
2979 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
2981 * objc/sendmsg.c (__objc_block_forward): Add braces for return
2982 value if INVISIBLE_STRUCT_RETURN.
2984 * pa.c (arith_double_operand): Fix parens.
2986 * haifa-sched.c (print_pattern): Correct arg to sprintf.
2988 * Makefile.in (libgcc1.null): Make return type for __foo void.
2990 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
2992 * pa.h: Add declarations for many functions defined in pa.c.
2994 * genpeep.c (main): Remove unused variable 'i' from the generated
2997 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
2998 (gen_split): Likewise.
2999 (main): Rework generated definitions of DONE and FAIL so that they
3000 no longer use gotos. Avoids warnings about unused labels.
3002 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
3003 unused "junk" variable.
3005 * genattrtab.c (write_complex_function): Add a default case in
3006 generated switch statement to keep -W -Wall quiet.
3008 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
3010 * invoke.texi: Document more ARM and Thumb command line options.
3012 * config/arm/xm-thumb.h: New file.
3014 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
3016 * stmt.c (expand_expr_stmt): Must generate code for
3017 statements within an expression (gcc's `({ ... )}')
3018 even if -fsyntax-only.
3020 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
3021 Jeffrey A Law (law@cygnus.com)
3023 * basic-block.h (basic_block_computed_jump_target): Declare.
3024 * flags.h: (current_function_has_computed_jump): Declare.
3025 * flow.c: (basic_block_computed_jump_target): Define.
3026 (flow_analysis): Allocate it. Set current_function_has_computed_jump
3028 (find_basic_blocks): Set current_function_has_computed_jump and
3029 elements of basic_block_computed_jump_target to 1 as appropriate.
3030 * function.c: (current_function_has_computed_jump): Define.
3031 * global.c (global_conflicts): Don't allocate pseudos into stack regs
3032 at the start of a block that is reachable by a computed jump.
3033 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
3035 (subst_stack_regs): Undo change from Sep 4 1997.
3036 (uses_reg_or_mem): Now unused, deleted.
3037 * stupid.c (stupid_life_analysis): Compute
3038 current_function_has_computed_jump.
3039 (stupid_find_reg): Don't allocate stack regs if the function has a
3041 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
3042 the current function has a computed jump. Use the global value
3045 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
3047 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
3048 (DWARF2_UNWIND_INFO): Define to zero.
3050 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
3052 * gcc.c (set_std_prefix): Add declaration.
3053 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
3054 suffix, and update the standard prefix prefix.c uses.
3056 * prefix.c (std_prefix): New global to hold default prefix value.
3057 (get_key_value): Change to use std_prefix instead of PREFIX.
3058 (translate_name): Ditto.
3059 (update_path): Ditto.
3060 (get_key_value): Release allocated scratch storage.
3061 (set_std_prefix): New function to reset the standard prefix.
3063 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3065 * sh.c (find_barrier): Fix calculations for alignment increase.
3067 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
3069 * Makefile.in (stmp-fixinc): If we're actually fixing include
3070 files, copy gcc's assert.h into the fixed include dir.
3071 * fixincludes (assert.h): Avoid any attempts to fix a probably
3072 broken system specific assert.h file.
3073 * fixproto (stdlib.h): Make sure, it'll contain a definition of
3076 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
3078 * regclass.c (reg_scan_mark_refs): Be more selective about
3079 when we mark a register with REGNO_POINTER_FLAG.
3081 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3083 reload inheritance improvement:
3084 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
3085 Change meaning: index is now hard reg number.
3086 (reg_reloaded_valid, reg_reloaded_dead): New variables.
3087 (reload_spill_index): Content is now a hard reg number.
3088 (reload_as_needed): Change to fit new variable meaning.
3089 (forget_old_reloads_1, allocate_reload_reg): Likewise.
3090 (choose_reload_regs, emit_reload_insns): Likewise.
3092 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3094 * regclass.c (record_reg_classes): '?' increases cost by two.
3096 * reload.c (find_reloads): Double previous costs. Output
3097 reloads cost one unit extra.
3099 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
3100 boiled down to && ! 0.
3102 * reload.c (find_equiv_reg): Also consider a goal offset from the
3103 frame pointer to be constant.
3105 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3107 * sh.h (OPTIMIZATION_OPTIONS): Define.
3109 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
3111 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
3113 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
3115 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
3117 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
3119 * c-common.c (check_format_info): Initialize type, is_type. New local
3120 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
3121 when pedantic if used with integral format specifier.
3123 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
3125 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
3127 (function_arg_padding): Declare.
3129 * rs6000.c: Include system.h.
3130 (function_arg_padding): Change return type to int, cast enum's to
3133 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
3134 * collect2.c (scan_prog_file): Add explicit braces to avoid
3137 * dbxout.c (dbxout_type_fields): Add braces around empty body in
3139 (dbxout_type): Likewise.
3141 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
3142 `ptt_size' from int to size_t.
3143 (rs6000_file_start): Likewise for `i'.
3144 (rs6000_replace_regno): Add default case in enumeration switch.
3145 (output_epilog): Remove unused variable `i'.
3146 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
3149 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
3151 (get_issue_rate, non_logical_cint_operand): Add prototype.
3152 (rs6000_output_load_toc_table): Ditto.
3154 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
3157 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
3159 * config/arm/thumb.c: New File. Support for ARM's Thumb
3161 * config/arm/thumb.h: New File. Thumb definitions.
3162 * config/arm/thumb.md: New File. Thumb machine description.
3163 * config/arm/tcoff.h: New File. Thumb COFF support.
3164 * config/arm/t-thumb: New File. Thumb makefile fragment.
3165 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
3167 * configure.in: Add Thumb-coff target.
3168 * configure: Add Thumb-coff target.
3169 * config.sub: Add Thumb-coff target.
3171 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
3173 * loop.c (scan_loop): Initialize move_insn_first to zero.
3175 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
3177 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
3178 * config/i386/rtems.h: Likewise.
3179 * config/i960/rtems.h: Likewise.
3180 * config/m68k/rtems.h: Likewise.
3181 * config/mips/rtems64.h: Likewise.
3182 * config/pa/rtems.h: Likewise.
3183 * config/rs6000/rtems.h: Likewise.
3184 * config/sh/rtems.h: Likewise.
3185 * config/sparc/rtems.h: Likewise.
3187 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3189 * pa.c (emit_move_sequence): If in reload, call find_replacement.
3191 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
3193 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
3195 * collect2.c (find_a_file): Add debugging.
3196 (find_a_file): Test for win32 style absolute paths if
3197 DIR_SERPARATOR is defined.
3198 (prefix_from_string): Add debugging.
3199 (main): Test for debug command line switch at start of program
3201 (main): Use GET_ENVIRONMENT rather than getenv().
3202 (prefix_from_env): Use GET_ENVIRONMENT.
3204 1998-03-24 Mark Mitchell <mmitchell@usa.net>
3206 * cplus-dem.c (optable): Add sizeof.
3207 (demangle_template_value_parm): New function containing code
3208 previously found in demangle_template.
3209 (demangle_integral_value): New function which handles complicated
3210 integral expressions.
3211 (demangle_template): Use them.
3213 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3215 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
3216 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
3217 genattrtab.o, genoutput.o): Depend on system.h.
3219 * genattr.c: Include system.h. Add arguments to various function
3220 prototypes. Remove redundant prototype of read_rtx().
3221 * genattrtab.c: Likewise.
3222 * gencodes.c: Likewise.
3223 * genconfig.c: Likewise.
3224 * genemit.c: Likewise.
3225 * genextract.c: Likewise.
3226 * genflags.c: Likewise.
3227 * genopinit.c: Likewise.
3228 * genoutput.c: Likewise.
3229 * genpeep.c: Likewise.
3230 * genrecog.c: Likewise.
3232 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
3234 * c-lang.c (lang_print_xnode): New function.
3235 * objc/objc-act.c (lang_print_xnode): Likewise.
3236 * print-tree.c (print_node): Call it
3238 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
3240 * c-parse.in: Recognize protocol qualifiers in class
3241 definitions for objc.
3243 (yyerror): Remove redundant decl.
3244 (yyprint): Fix prototype.
3246 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
3248 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
3250 * stmt.c (unroll_block_trees): Free block_vector if needed.
3252 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
3254 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
3255 (zero_extendsidi2): Avoid useless copy.
3256 (iordi_zext): New pattern.
3257 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
3259 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
3261 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
3262 (ashldi3): Allow constant shift count in range ]32,63].
3263 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
3265 1998-03-22 Mark Mitchell <mmitchell@usa.net>
3267 * tree.h (IS_EXPR_CODE_CLASS): New macro.
3269 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
3271 * h8300.h (CONST_COSTS): Remove definition.
3272 (DEFAULT_RTX_COSTS): Define.
3274 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
3276 * config/sh/rtems.h: Switched from ELF to COFF.
3278 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3280 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
3282 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
3284 * version.c: Bump for snapshot.
3286 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
3287 Geoff Noer <noer@cygnus.com>
3289 * Makefile.in: Various fixes for building cygwin32 native toolchains.
3291 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
3292 * objc/Make-lang.in: Likewise.
3294 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
3296 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
3298 * configure.in: Handle with-PACKAGE=no correctly
3300 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3302 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
3303 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
3304 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
3305 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
3306 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
3307 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
3308 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
3309 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
3310 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
3311 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
3314 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
3315 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
3316 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
3317 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
3318 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
3319 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
3320 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
3321 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
3322 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
3323 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
3324 xcoffout.c: Include system.h. Organize include ordering so
3325 that stdarg/varargs comes before other system headers. Remove
3326 spurious casts of functions assured of a prototype in system.h.
3328 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
3330 * reg-stack.c (pop_stack): Define. Pops any register on the
3331 regstack and adjusts regstack.
3332 (compare_for_stack_reg): Use pop_stack.
3334 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
3336 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
3339 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
3341 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
3343 * fold-const.c (fold): Replace sign-extension of a zero extended
3344 value by a single zero extension.
3346 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
3348 * except.c (init_eh): Do nothing.
3349 (save_eh_status): Call init_eh_for_function, not init_eh.
3350 * function.c (push_function_context_to): Don't call init_emit.
3352 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
3354 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
3357 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3359 * final.c (shorten_branches): Add parentheses around +/- in
3362 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
3364 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
3366 * regclass.c (memory_move_secondary_cost): Wrap uses of
3367 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
3370 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
3372 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
3374 * flow.c (life_analysis): #include <sys/types.h> to make sure
3376 * cplus-dem.c (demangle_function_name): Likewise.
3378 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
3380 * final.c (insn_noperands): Change type to unsigned int.
3381 (final_scan_insn): Likewise for noperands;
3382 properly check operand number boundaries.
3384 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
3386 * alpha.md (extzv): Don't reject register operands. Fix
3389 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
3391 * dbxout.c (dbxout_function_end): Fix last change. The correct
3392 predicate is ASM_OUTPUT_SECTION_NAME.
3394 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
3396 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
3397 (ashlsi): Use match_dup 1 instead of match_operand 2.
3399 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3401 * fold-const.c (operand_equal_for_comparison_p): See if equal
3402 when nop conversions are removed.
3404 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3406 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
3407 don't use ORIGINAL_TARGET unless REG.
3409 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3411 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
3413 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
3415 * loop.c (struct movable): New field move_insn_first.
3416 (scan_loop): In consec sets code, set it. Clear it otherwise.
3417 (move_movables): In consec sets code, use it. Copy REG_NOTES from
3418 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
3421 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
3423 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
3424 is large, and the system doesn't provide atoll or atoq.
3427 * alpha/xm-vms.h (HAVE_ATOLL): Define.
3428 Reported by Klaus Kaempf <kkaempf@progis.de>.
3430 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3432 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
3433 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
3435 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
3436 test !ACCUMULATE_OUTGOING_ARGS.
3438 * collect2.c (write_c_file_glob): Wrap function definition in
3439 macro test !LD_INIT_SWITCH.
3441 * combine.c (try_combine): Wrap variables `cc_use' and
3442 `compare_mode' in macro test EXTRA_CC_MODES.
3444 * cpplib.c (do_ident): Remove unused variable `len'.
3445 (skip_if_group): Remove unused variables `at_beg_of_line' and
3447 (cpp_get_token): Remove unused variable `dummy'.
3449 * dbxout.c (scope_labelno): Move static variable definition inside
3450 the one function scope where it is used.
3451 (dbxout_function_end): Wrap prototype and definition in
3452 macro test !NO_DBX_FUNCTION_END.
3454 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
3455 in macro test !MIPS_DEBUGGING_INFO.
3457 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
3458 into the scope where it is used. Wrap empty else-statement body
3461 * fix-header.c: Fix typo in comment.
3462 (inf_skip_spaces): Cast results of INF_UNGET to (void).
3463 (check_protection, main): Likewise.
3465 * flow.c (find_basic_blocks_1): Remove dangling comment text.
3467 * function.c (contains): Wrap prototype and definition in macro
3468 test HAVE_prologue || HAVE_epilogue.
3469 (fixup_var_refs_1): Remove unused variable `width'.
3471 * gen-protos.c (main): Remove unused variable `optr'.
3473 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
3475 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
3476 (__sjpopnthrow): Remove unused variable `jmpbuf'.
3477 (__throw): Remove unused variable `val'.
3479 * protoize.c: Check for a previously existing definition before
3480 defining *_OK macros.
3482 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
3484 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3486 * vax.h (ADDR_VEC_ALIGN): Define.
3488 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
3490 * gcc.c (default_arg): Don't wander off the end of allocated
3493 (From Geoffrey Keating <geoffk@ozemail.com.au>)
3494 * rs6000.c (small_data_operand): Ensure that any address
3495 referenced relative to the small data area is inside the SDA.
3497 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
3499 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
3501 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
3503 * except.h (in_same_eh_region): New prototype.
3504 (free_insn_eh_region, init_insn_eh_region): New prototypes.
3505 * except.c (insn_eh_region, maximum_uid): New static variables.
3506 (set_insn_eh_region): New static function to set region numbers.
3507 (free_insn_eh_region): New function to free EH region table.
3508 (init_insn_eh_region): New function to initialize EH region table.
3509 (in_same_eh_region): New function used to determine if two rtl
3510 instructions are in the same exception region or not.
3511 * final.c (final): Initialize the table indicating which instructions
3512 belong in which exception region.
3513 * genpeep.c (main): Add "except.h" to include file list in generated
3515 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
3516 peepholes involving calls and unconditional branches.
3518 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
3520 * README.gnat: New file.
3522 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3524 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
3525 "recog.h" for offsettable_memref_p.
3526 (legitimize_pic_address): Remove unused variable `offset'.
3527 (notice_update_cc): Change return type to void. Add default label
3529 (standard_68881_constant_p): Remove unused variable mode.
3530 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
3531 (const_int_cost): Explicitly declare as returning int.
3532 (output_dbcc_and_branch): Change return type to void.
3534 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
3535 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
3536 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
3538 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
3540 * version.c: Bump for snapshot.
3542 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3544 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
3545 check for 'M' constraint.
3547 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
3549 * cccp.c (create_definition): If pedantic, call pedwarn for macro
3552 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
3554 * i386.c (ix86_logical_operator): New function.
3555 (split_di): Ensure that when a MEM is split, the resulting MEMs have
3557 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
3560 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3561 Richard Earnshaw <rearnsha@arm.com>
3562 Nick Clifton <nickc@cygnus.com>
3564 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
3566 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
3568 * cse.c (rtx_cost): Provide a default case in an enumeration
3569 switch, and call DEFAULT_RTX_COSTS if it's defined.
3571 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
3573 * basic-block.h (compute_preds_succs): Change return type in
3575 * flow.c (compute_preds_succs): Likewise in function definition.
3577 * regmove.c (find_matches): Cast char used as array index to unsigned char
3580 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
3582 * i386.h (RTX_COSTS): Insert braces around nested if.
3583 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
3586 * gcc.c (default_compilers): Properly put brackets around array elements in
3589 * getopt.c (_getopt_internal): Add explicit braces around nested if;
3592 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
3593 (record_reg_life_pat): Add explicit parens around && and || in expression.
3594 (stack_reg_life_analysis): Add parens around assignment used as expression.
3595 (convert_regs): Likewise.
3597 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
3599 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
3600 change callers accordingly.
3602 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
3603 and definition; change all callers accordingly.
3605 * except.c (init_eh): Avoid assignment of unused return value of
3606 build_pointer_type; cast it to void, instead, and remove unused
3609 * gcc.c (lang_specific_driver): Define prototype only #ifdef
3610 LANG_SPECIFIC_DRIVER.
3611 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
3613 * genoutput.c (output_epilogue): Initialize next_name to 0.
3615 * real.c (efrexp): #if 0 prototype and function definition.
3616 (eremain): Likewise.
3623 * reload.c (push_secondary_reload): Define prototype only
3624 #ifdef HAVE_SECONDARY_RELOADS.
3626 * varasm.c (assemble_static_space): Define rounded only
3627 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
3629 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
3631 * i386.md (andsi): Add default case in enumeration switch.
3636 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
3638 * c-decl (finish_struct): Change type of min_align to unsigned.
3640 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
3641 remove unused variable len.
3643 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
3644 comment indicating this is proper behaviour.
3645 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
3647 (based_loc_descr): Likewise.
3649 * enquire.c (bitpattern): Change type of variable i to unsigned.
3651 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
3653 * flow.c (life_analysis): Change type of variable i to size_t;
3654 remove unused variable insn.
3656 * gcc.c (translate_options): Change type of variables optlen, arglen and
3658 (input_filename_length): Change type to size_t.
3659 (do_spec_1): Change type of variable bufsize to size_t.
3660 (main): Change type of variables i and j to size_t;
3661 remove subblock local definition of variable i.
3662 (lookup_compiler): Change type of second argument to size_t;
3663 change type of variable i to size_t.
3665 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
3667 * genopinit.c (get_insn): Change type of variable pindex to size_t.
3669 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
3671 * global.c (global_alloc): Change type of variable i to size_t.
3673 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
3675 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
3676 (expand_end_case): Change type of variable count to size_t.
3678 * toplev.c (main): Change type of variable j to size_t.
3679 (set_target_switch): Change type of variable j to size_t.
3680 (print_switch_values): Change type of variable j to size_t;
3681 remove unused variable flags.
3683 * varasm.c (assemble_variable): Change type of variable align to size_t.
3684 (const_hash_rtx): Change type of variable i to size_t.
3686 1998-03-11 Mark Mitchell <mmitchell@usa.net>
3688 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
3689 TREE_VEC if that's what it really is.
3691 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
3693 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
3696 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
3698 * gthr.h: Changed the comment about return values.
3699 * gthr-solaris.h (__gthread_once): Do not use errno; return the
3700 error number instead of -1.
3701 (__gthread_key_create): Any non-zero return value is an error.
3702 * libgcc2.c (eh_context_initialize): Check for non-zero return
3703 value from __gthread_once.
3704 Check that the value of get_eh_context was really changed.
3706 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3708 * sh.h (LOOP_ALIGN): Only align when optimizing.
3709 * sh.c (find_barrier): Clear inc for CODE_LABELs.
3710 When not optimizing, calculate alignment for BARRIERs directly.
3712 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3714 * final.c (shorten_branches): Remove conditionalizing on
3715 SHORTEN_WITH_ADJUST_INSN_LENGTH
3716 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
3718 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
3720 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
3721 an unconditional jump around deleted blocks.
3723 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
3725 * profile.c (branch_prob): If see computed goto, call fatal instead of
3728 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
3730 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
3731 Patch from Bruno Haible.
3733 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
3734 (assign_parms): Set aggregate if hide_last_arg and last_named.
3736 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3738 * final.c (shorten_branches): Initialize insn_addresses.
3740 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3742 * sh.h (MUST_PASS_IN_STACK): Define.
3744 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
3746 * final.c (shorten_branches): Fix minor logic error in
3747 ADDR_DIFF_VEC shortening support.
3749 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
3751 * version.c: Bump for snapshot.
3753 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
3755 * haifa-sched.c (is_cfg_nonregular): Change return type to
3756 an int. No longer compute "estimated" number of edges. Use
3757 computed_jump_p instead of duplicating the code. Fixup/add
3759 (build_control_flow): Returns a value indicating an irregularity
3760 in the cfg was detected. Count the number of edges in the cfg.
3761 allocate various edge tables.
3762 (find_rgns): No longer look for unreachable blocks.
3763 (schedule_insns): Do not allocate memory for edge tables here.
3764 Free memory for edge tables before returning. Do not perform
3765 cross block scheduling if build_control_flow returns nonzero.
3766 * flow.c (compute_preds_succs): More accurately determine when
3769 * basic-block.h (free_basic_block_vargs): Provide prototype.
3771 * cccp.c (main): Fix dumb mistakes in last change.
3773 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3775 * rtl.h (addr_diff_vec_flags): New typedef.
3776 (union rtunion_def): New member rt_addr_diff_vec_flags.
3777 (ADDR_DIFF_VEC_FLAGS): New macro.
3779 * sh.c (output_branch): Fix offset overflow problems.
3781 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
3782 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
3783 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
3784 * stmt.c (expand_end_case): Supply new arguments to
3785 gen_rtx_ADDR_DIFF_VEC.
3786 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
3787 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
3788 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
3789 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
3790 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
3791 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
3792 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
3793 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
3794 * i386/freebsd.h, i386/linux.h : Likewise.
3795 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
3796 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
3797 * m68k/mot3300.h, m68k/sgs.h : Likewise.
3798 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
3799 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
3800 (CASE_VECTOR_SHORTEN_MODE): Define.
3801 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
3802 (med_branch_p, braf_branch_p): Don't declare.
3803 (mdep_reorg_phase, barrier_align): Declare.
3804 (ADJUST_INSN_LENGTH): Remove alignment handling.
3805 * sh.c (uid_align, uid_align_max): Deleted.
3806 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
3807 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
3808 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
3809 (output_far_jump): Don't use braf_branch_p.
3810 (output_branchy_insn): Don't use branch_offset.
3811 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
3812 Remove paired barrier stuff.
3813 Don't use cache_align_p.
3814 Take alignment insns into account.
3815 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
3817 (barrier_align, branch_dest): New function.
3818 (machine_dependent_reorg, split_branches): Remove infrastructure
3819 for branch shortening that is now provided in the backend.
3820 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
3821 (braf_branch_p, braf_cbranch_p): Likewise.
3822 (attribute length): Use new attributes.
3823 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
3824 (addr_diff_vec_adjust): Delete.
3825 (align_2): Now a define_expand.
3826 (align_log): Now length 0.
3828 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
3830 * m32r.md (right): Correctly check for length == 2, not 1.
3832 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3834 * mips/mips.h: Prototype `machine_dependent_reorg'.
3835 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
3837 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
3839 * final.c (shorten_branches): Restore accidentally removed code.
3841 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3843 * configure.in: Remove duplicate uses of AC_PROG_CC and
3846 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
3848 * configure.in (target_cpu_default2): Correct typo for alphapca56.
3850 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
3851 Doug Evans (devans@cygnus.com)
3853 * haifa-sched.c (build_jmp_edges): Delete dead function.
3854 (build_control_flow): Use cfg routines from flow.c
3855 (schedule_insns): Remove debugging code accidentally checked
3858 * basic-block.h: Add external integer list structures, typdefs,
3859 accessor macros and function declarations. Simlarly for
3860 basic block pred/succ support and simple bitmap stuff.
3861 * flow.c: Add functions for integer list, basic block pred/succ
3862 support and simple bitmap support.
3863 (compute_dominators): New function to compute dominators and
3865 (find_basic_blocks): Split into two functions.
3866 (life_analysis): Likewise.
3867 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
3868 the life_analysis from toplev.c
3869 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
3870 life_analysis instead of flow_analysis.
3872 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3874 * jump.c (jump_optimize): Call mark_jump_label also for deleted
3876 (mark_jump_label): Don't increment ref counts for deleted insns.
3878 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3880 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
3882 * mips/mips.c: Include stdlib.h and unistd.h.
3883 (mips_asm_file_end): Add braces around empty body in an if-statement.
3884 (function_prologue): Wrap variable `fnname' in
3885 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
3886 (mips_select_rtx_section, mips_select_section): Declare as void.
3888 * mips/mips.h: Add prototypes for extern functions in mips.c.
3889 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
3890 (ENCODE_SECTION_INFO): Add braces around empty body in an
3893 * mips/mips.md (movdi): Add parentheses around && within ||.
3894 (movsf, movdf): Likewise.
3895 (branch_zero, branch_zero_di): Add default case in
3899 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
3901 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
3902 real constants, since they can't be changed.
3903 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
3904 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
3905 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
3906 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
3907 * alpha/vms.h (TARGET_OPEN_VMS): New.
3908 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
3910 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
3912 * reload.c (find_reloads): Always force (subreg (mem)) to be
3913 reloaded if WORD_REGISTER_OPERATIONS.
3915 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
3917 * haifa-sched.c (free_list): Rename from free_pnd_lst.
3918 (free_pending_lists): Rename free_pnd_lst uses.
3919 (remove_dependence): Place expunged element on unused_insn_list.
3920 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
3921 gen_rtx_*_LIST and alloc_rtx to use them.
3922 (compute_block_backward_dependences): Free the reg_last_* lists.
3924 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
3926 * cccp.c (main): Avoid undefined behavior when setting pend_includes
3929 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
3931 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
3932 USE_GNULIBC_1 is defined
3933 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
3934 includes the t-linux-gnulibc1 fragment
3936 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
3938 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
3940 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3942 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
3944 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3946 * final.c (shorten_branches): Tag the loop alignment onto the
3947 first label after NOTE_INSN_LOOP_BEG even if there is an
3950 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3952 * final.c (insn_current_reference_address):
3953 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
3954 proper alignment chain.
3956 * final.c (max_labelno): New static variable.
3957 (final_scan_insn): Check max_labelno before outputting an
3958 alignment for a label.
3959 (shorten_branches): Remove unused variable length_align.
3961 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3963 * sparc.c (ultrasparc_adjust_cost): Add default case in
3966 * sparc.h: Add prototypes for extern functions defined in
3969 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
3971 * toplev.c: Only generate <name>.dbr file when dumping RTL if
3972 DEALY_SLOTS is defined.
3974 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
3976 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
3977 in call to fill_slots_from_thread.
3979 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
3981 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
3982 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
3984 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3986 * final.c (insn_last_address, insn_current_align, uid_align):
3988 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
3989 (insn_current_reference_address): Likewise.
3990 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
3991 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
3992 (label_to_alignment): New function.
3993 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
3994 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
3995 insn_current_reference_address instead of insn_current_address.
3996 (or_attr_value, write_length_unit_log): New functions.
3997 (main): Call write_length_unit_log.
3998 (write_const_num_delay_slots): Output extra '\n'.
3999 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
4001 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
4002 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
4003 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
4005 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
4006 (LABEL_ALIGN_AFTER_BARRIER).
4007 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
4008 * ns32k/tek6000.h: Likewise.
4009 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
4010 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
4011 ASM_OUTPUT_ALIGN_CODE.
4013 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
4015 * version.c: Bump for snapshot.
4017 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
4019 * version.c: Bump for snapshot.
4021 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
4023 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
4024 if condition code of jump conflicts with opposite_needed.
4026 * reorg.c (fill_slots_from_thread): Mark resources referenced in
4027 opposite_needed thread. Return delay_list even when cannot get
4028 any more delay insns from end of subroutine.
4030 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
4032 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
4033 All callers changed.
4035 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4037 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
4038 end_fde_sort): New functions for fast sorting of an FDE array.
4039 (fde_insert): Simplified.
4040 (add_fdes): Change argument list.
4041 (frame_init): Use the new functions.
4043 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
4045 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
4047 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
4049 * fold-const.c (fold_range_test): Always return a value.
4051 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
4053 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
4054 data in the text section unless READONLY_DATA_SECTION is defined.
4056 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
4058 * c-parse.in (undeclared variable error): Tweak error message to
4061 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
4063 * version.c: Bump for snapshot.
4065 1998-02-28 Mark Mitchell <mmitchell@usa.net>
4067 * final.c (final_scan_insn): Undo overzealous removal of `set'.
4069 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4071 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
4072 case, add parentheses to specify the proper order of precedence in
4076 * c-aux-info.c: Include string.h/strings.h.
4078 * pa.c: Include stdlib.h.
4079 (pa_combine_instructions): Prototype the function.
4080 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
4081 (reloc_needed): Add default case for enumeration switch.
4082 (remove_useless_addtr_insns): Remove unused variable `all'.
4083 (hppa_expand_prologue): Add explicit braces to avoid
4085 (output_function_epilogue): Remove unused variable `i'.
4086 (output_millicode_call): Remove unused variable `link'.
4087 (shadd_constant_p, forward_branch_p): Make the function static.
4088 (following_call): Explicitly declare to return int.
4089 (pa_reorg): Declare as void.
4090 (pa_combine_instructions): Declare as static void. Add
4091 parentheses around && within ||.
4093 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
4094 following_call, function_label_operand, lhs_lshift_cint_operand
4097 * pa.md: Add parentheses around && within ||.
4099 * cppalloc.c: Include stdlib.h.
4101 * cpperror.c (cpp_print_containing_files): Remove unused variable
4102 `i'. Fix format specifier in fprintf.
4104 * cse.c (cse_around_loop): Add explicit braces to avoid
4106 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
4108 * expr.c (expand_expr): Add parentheses around && within ||.
4110 * final.c (app_enable): Replace fprintf with fputs where there are
4111 no format specifiers and no trailing argument after the string.
4112 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
4113 (app_disable): Likewise.
4114 (final_end_function): Likewise.
4115 (final_scan_insn): Likewise. Remove unused variable `set'.
4116 (profile_function): Wrap empty if-statement body in {} brackets.
4118 * function.c: Include stdlib.h.
4119 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
4120 (reposition_prologue_and_epilogue_notes): Add parentheses
4121 around assignment used as truth value.
4123 * integrate.c (expand_inline_function): Wrap variable
4124 `cc0_insn' in macro HAVE_cc0.
4126 * jump.c (jump_optimize): Wrap variable `q' in macro
4127 HAVE_cc0. Remove unused variable `prev1'.
4129 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
4130 within ||. Fix format specifier in fprintf.
4131 (__bb_init_prg): Add parentheses around assignment used as
4134 * local-alloc.c: Include stdlib.h.
4135 (requires_inout): Add parentheses around assignment used
4138 * loop.c (analyze_loop_iterations): Wrap prototype and definition
4139 in macro HAVE_decrement_and_branch_on_count.
4140 (insert_bct, instrument_loop_bct): Likewise.
4141 (move_movables): Add parentheses around assignment used as
4143 (consec_sets_invariant_p): Likewise.
4144 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
4146 * objc/objc-act.c: Include stdlib.h.
4147 (lookup_method_in_protocol_list): Wrap empty else-statement body
4149 (lookup_protocol_in_reflist): Likewise.
4150 (objc_add_static_instance): Remove unused variables `decl_expr'
4152 (get_objc_string_decl): Remove unused variable `decl'.
4153 (generate_static_references): Remove unused variables `idecl' and
4155 (check_protocols): Wrap empty else-statement body in braces.
4157 * protoize.c: Include stdlib.h.
4158 (substr): Add parentheses around assignment used as truth value.
4159 (abspath): Likewise.
4160 (shortpath): Likewise.
4162 * regmove.c (fixup_match_1): Add parentheses around assignment
4163 used as truth value.
4165 * reload.c (push_secondary_reload): Remove unused variable `i'.
4166 (find_reloads): Add parentheses around assignment used as truth
4169 * reload1.c: Include stdlib.h.
4171 * rtl.h: Correct typo in prototype of offsettable_memref_p.
4173 * stmt.c (add_case_node): Add parentheses around assignment used
4175 (case_tree2list): Likewise.
4177 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
4178 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
4179 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
4180 (merge_attributes): Add explicit braces to avoid ambiguous
4183 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
4186 * varasm.c: Include stdlib.h.
4189 * system.h: Remove sys/stat.h.
4190 * gcc.c: Add sys/stat.h.
4192 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
4193 * genattrtab.c: Likewise.
4194 * genconfig.c: Likewise.
4195 * genemit.c: Likewise.
4196 * genextract.c: Likewise.
4197 * genflags.c: Likewise.
4198 * genopinit.c: Likewise.
4199 * genoutput.c: Likewise.
4200 * genpeep.c: Likewise.
4201 * genrecog.c: Likewise.
4202 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
4204 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4206 * invoke.texi: Use @itemx for a secondary item in a @table.
4208 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
4211 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
4213 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
4215 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
4217 * i386.c (struct machine_function): Add new fields for PIC stuff.
4218 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
4220 (restore_386_machine_status): Corresponding changes.
4221 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
4223 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
4225 * c-parse.y (undeclared variable error): Tweak error message
4228 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
4230 * flags.h (g_switch_value, g_switch_set): Declare.
4231 * alpha.c (override_options): Set g_switch_value=8 if not set.
4232 * alpha/elf.h (CC1_SPEC): New.
4234 (LINK_SPEC): Pass along the -G value we were given.
4235 (LOCAL_ASM_OP): Remove.
4236 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
4237 (MAX_OFILE_ALIGNMENT): New.
4238 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
4239 (EXTRA_SECTIONS): Add sbss and sdata.
4240 (SECTION_FUNCTION_TEMPLATE): New.
4241 (EXTRA_SECTION_FUNCTIONS): Use it.
4242 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
4243 (SELECT_SECTION): Use sdata when small enough.
4244 * alpha/linux.h (ASM_SPEC): Remove.
4247 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4248 * config.sub (sco5): Fix typo.
4250 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
4252 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
4254 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
4255 * config/alpha/t-linux: Remove file.
4256 * config/sparc/t-linux: Remove file.
4257 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
4258 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
4259 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
4261 (alpha*-*-linux-gnu*): Likewise.
4262 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
4263 (sparc-*-linux-gnu*): Likewise.
4265 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
4266 * collect2.c (ldd_file_name): Bracket declaration with same
4268 (full_real_ld_suffix): Deleted. Variable was calloced and
4269 written into, but never read.
4271 1998-02-23 Mike Stump <mrs@wrs.com>
4273 * configure.in: Add support for i386-wrs-vxworks configuration.
4274 * i386/vxi386.h: New file.
4276 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
4278 * tree.c (contains_placeholder_p): Ensure function always returns
4280 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
4281 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
4283 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
4285 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
4287 1998-02-22 Paul Eggert <eggert@twinsun.com>
4289 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
4290 Define this new symbol.
4291 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
4292 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
4293 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
4295 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
4297 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
4298 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
4300 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
4302 * objc/Object.m (-error): Call objc_verror with our va_list.
4304 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4306 * collect2.c (scan_prog_file): Completely cover uses of variable
4307 `exports' with macro COLLECT_EXPORT_LIST.
4309 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
4311 * version.c: Bump for snapshot.
4313 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
4315 * sched.c (schedule_block): Remove code to get arguments from hard
4316 regs into pseudos early. Same as Aug 25, 1997 change to
4319 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
4321 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
4323 1998-02-16 Mark Mitchell <mmitchell@usa.net>
4325 * toplev.c (rest_of_compilation): Do not defer the output of a
4328 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
4330 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
4331 continuation character (line 243).
4333 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4335 * genrecog.c (main): Remove duplicated sentence in emitted comment.
4337 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
4338 David Edelsohn <edelsohn@mhpcc.edu>
4340 * collect2.c (XCOFF_SCAN_LIBS): Remove.
4341 (export_flag): New variable.
4342 (export_file): #ifdef COLLECT_EXPORT_LIST.
4343 (import_file, exports, imports, undefined): New variables.
4344 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
4345 (dump_list, dump_prefix_list, is_in_list): New functions.
4346 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
4347 (write_import_file, resolve_lib_name): New functions.
4348 (use_import_list, ignore_library): Same.
4349 (collect_exit): maybe_unlink import_file and #ifdef.
4351 (main): New variable importf, #ifdef exportf. Move parsing of
4352 -shared before general argument parsing. Resolve AIX library
4353 paths and import libgcc.a symbols. Treat .so shared libraries the
4354 same as objects and .a libraries. Create alias for object_lst and
4355 increment it instead of original pointer. Scan AIX libraries as
4356 objects earlier instead of using scan_libraries. Perform AIX
4357 tlink later to resolve templates instead of forking ld.
4358 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
4359 (GCC_UNDEF_SYMBOL): New macro.
4360 (scan_prog_file): Loop for members of AIX libraries. Handle
4361 export/import of ctors/dtors.
4362 (aix_std_libs): New variable.
4363 (scan_libraries, XCOFF): Delete.
4365 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
4367 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
4369 1998-02-19 Mike Stump <mrs@wrs.com>
4371 * Makefile.in: Use $tooldir for sys-include to match toplevel
4374 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
4375 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4377 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
4379 * emit-rtl.c (hard-reg-set.h): Include.
4380 (get_lowpart_common): Don't make new REG for hard reg in a
4381 class that cannot change size.
4382 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
4384 * combine.c: Revert previous patch.
4386 1998-02-19 Paul Eggert <eggert@twinsun.com>
4388 * config/sparc/sol2-sld.h: New file.
4389 * configure.in (sparc-*-solaris2*): Use it when using the
4392 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
4394 * loop.c (force_movables): Fix typo.
4396 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
4398 * m88k.h: Change file pattern to match reality.
4400 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
4402 * varasm.c (output_constant_pool): Fix dumb thinko in last
4405 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
4406 a function name to a section name.
4408 1998-02-18 Doug Evans <devans@cygnus.com>
4410 * tree.h (merge_machine_{type,decl}_attributes): Declare.
4411 (split_specs_attrs, strip_attrs): Add prototypes.
4412 * tree.c (merge_machine_{type,decl}_attributes): New functions.
4413 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
4414 Update olddecl's attributes too.
4415 * c-common.c (strip_attrs): New function.
4416 * c-typeck.c (common_type): Call merge_machine_type_attributes.
4417 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
4418 (make_decl_rtl): Likewise.
4420 1998-02-18 Jim Wilson <wilson@cygnus.com>
4422 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
4424 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
4426 Remove this change until we can fix it correctly.
4427 * collect2.c: Bracket declaration of 'exportf' and
4428 'full_real_ld_suffix'.
4430 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4432 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
4434 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
4436 * c-common.c (c_expand_start_cond, c_expand_end_cond,
4437 c_expand_start_else): Don't warn about non-ambiguous else even if
4440 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
4442 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
4443 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
4446 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
4448 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
4449 simplifying a subreg of a hard reg.
4450 (expand_compound_operation): Likewise.
4451 (force_to_mode): Likewise.
4453 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4455 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
4456 (lshift_double): Add parentheses around + or - inside shift.
4457 (rshift_double): Likewise.
4458 (size_int_wide): Explicitly set type of `bit_p' to `int'.
4460 * Makefile.in (fold-const.o): Depend on system.h.
4462 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
4465 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
4466 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
4467 (sched_note_set): Remove unused parameter `b', all callers changed.
4468 (schedule_block): Likewise for `rgn'.
4469 (split_hard_reg_notes): Likewise for `orig_insn'.
4470 (check_live): Likewise for `trg'.
4471 (update_live): Likewise.
4472 (check_live_1): Explcitly declare variable `i' as int.
4473 (update_live_1): Likewise.
4474 (insn_issue_delay): Remove unused variable `link'.
4475 (sched_analyze_2): Add default case in enumeration switch.
4476 (schedule_insns): Remove unused variable `i'.
4478 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
4480 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
4482 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
4483 a dangling else clause.
4485 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
4487 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
4488 pointer for the stack pointer in MIPS16 and 64BIT.
4490 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4492 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
4493 * emit-rtl.c (force_line_numbers, restore_line_number_status):
4495 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
4496 (expand_start_case): Adjust to this change.
4497 (check_seenlabel): New function.
4498 (pushcase, pushcase_range, expand_endcase): Use it.
4500 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4502 * i386.md (adddi3): Add =!r,0,0,X alternative.
4504 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
4506 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
4507 * x-aix31 (INSTALL): Delete.
4509 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
4511 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
4512 tsize changes to something other than zero.
4514 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
4516 * ginclude/va-mips.h: Replace casts of pointers to int with
4517 casts of pointers to __PTRDIFF_TYPE__.
4519 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
4521 * loop.c (strength_reduce, record_biv, record_giv): Use
4522 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
4524 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
4526 * tree.c (first_rtl_op): New fn.
4527 (unsave_expr_now): Use it.
4528 * print-tree.c (print_node): Likewise.
4529 * tree.c (has_cleanups): New fn.
4530 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
4531 conservative about pushing the cleanup point down.
4532 * tree.h: Declare them.
4534 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
4536 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
4537 (flag_schedule_reverse_after_reload): Likewise.
4538 (f_options): Remove reverse scheduling support.
4539 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
4540 (flag_schedule_reverse_after_reload): Likewise.
4541 * haifa-sched.c (rank_for_schedule): Remove support for reverse
4544 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4546 * gcc.c: Get system includes, prototypes and macros via "system.h"
4547 instead of doing it manually. Change all calls of the ctype
4548 macros to custom versions defined in "system.h".
4550 * system.h: Fix return type of bcmp prototype from `void' to `int'.
4551 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
4552 Add a prototype for getenv.
4554 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
4556 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
4558 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
4560 * alias.c: Include <stdlib.h> and <string.h>.
4561 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
4563 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
4565 * version.c: Bump for snapshot.
4567 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
4569 * arm.md (movsfcc): Also validate operands[3] when compiling hard
4571 (movdfcc): Only accept fpu_add_operand for operands[3].
4573 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
4574 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
4576 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
4578 * varasm.c (output_constant_pool): Bring back 'done' label inside
4579 an appropriate #ifdef.
4581 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
4583 (bitmap_copy, bitmap_operation): Likewise.
4584 * combine.c (combinable_i3pat): Similarly for 'src'.
4585 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
4586 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
4587 * regclass.c (copy_cost): Similarly for 'secondary_class'.
4588 * reload.c (make_memloc): Simliarly for 'i'.
4589 (find_reloads_address_1): Similarly for 'link'.
4590 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
4591 (emit_reload_insns): Similarly for 'second_reloadreg'.
4592 * unroll.c (iteration_info): Similarly for 'v'.
4594 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
4595 * calls.c (expand_call): Similarly for 'i'.
4596 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
4597 * fold-const.c (strip_compund_expr): Similarly for 'type'.
4598 * function.c (fixup_var_refs_1): Similarly for 'width'.
4599 (fixup_memory_subreg): Similarly for 'saved'.
4600 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
4601 (setjmp_protect): Similarly for 'sub'.
4602 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
4603 * loop.c (record_giv): Similarly for 'p'.
4604 (combine_givs): Similarly for 'temp_iv'.
4605 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
4606 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
4607 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
4608 * unroll.c (unroll_loop): Similarly for 'copy'.
4609 (iteration_info): Similarly for 'b'.
4610 * varasm.c (assemble_string): Similarly for 'i'.
4611 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
4613 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
4615 * c-lang.c (lang_print_xnode): New function.
4616 * objc/objc-act.c (lang_print_xnode): Likewise.
4617 * print-tree.c (print_node): Call it
4619 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
4621 * dwarf2out.c (decl_scope_node): New type.
4622 (decl_scope_table): Change type to use it.
4623 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
4624 (push_decl_scope): Use new type. New locals containing_scope, i.
4625 Add code to handle setting previous field.
4626 (scope_die_for): Change type of local i to int. Add code to use
4628 (dwarf2out_init): Use new type.
4630 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
4632 * except.c (emit_throw): Lose throw_used.
4634 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4636 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
4638 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
4640 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
4642 * genextract.c (main): Fix typo.
4644 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
4646 * c-lang.c (finish_file): Bracket declaration of static_ctors,
4649 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
4650 'old_stack_arg_under_construction'
4651 (emit_library_call): Bracket declaration of 'upper_bound',
4652 'lower_bound', 'i', 'reg_parm_stack_space'
4653 (emit_library_call_value): Likewise.
4656 * collect2.c: include <unistd.h> when appropriate.
4657 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
4659 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
4661 * explow.c (plus_constant_for_output_wide): Remove unused variable
4663 (memory_address): Remove unused variable 'orig_x'.
4665 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
4666 (write_const_num_delay_slots): Remove unused variable 'i'.
4668 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
4669 (gen_insn): Remove unused variable 'obstack_ptr'.
4671 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
4673 (__bb_exit_trace_func): Remove unused variable 'e'.
4675 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
4677 (expand_unop): Remove unused variable 'funexp'.
4678 (expand_complex_abs): Remove unused variable 'funexp'.
4679 (init_optabs): Bracket declaration of 'j'.
4680 (init_complex_libfuncs): Deleted. Dead static function.
4682 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
4684 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
4685 (reg_to_stack): 'initialized', 'before_function_beg'
4686 explictly type as ints instead of defaulting.
4687 (emit_swap_insn): Remove unused variable 'i2'.
4688 (compare_for_stack_reg): Remove unused variable 'src_note'.
4690 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
4692 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
4694 * stmt.c (add_case_node): Add parens for assignment used as truth.
4695 (all_cases_count): Remove unused variable 'count_high'.
4696 (mark_seen_cases): Remove unused variable 'i'.
4697 (check_for_full_enumeration_handling): Remove unused variable 't'.
4698 Bracket declaration of 'all_values', 'l'.
4700 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
4702 * varasm.c (assemble_string): Remove unused variable 'i'.
4703 (immed_double_const): Remove unused variable 'in_current_obstack'.
4704 (immed_real_const_1): Likewise.
4705 (output_constant_pool): Remove unreferenced label 'done'.
4706 (output_constant): Remove unused variable 'x'.
4708 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
4711 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
4714 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4716 * combine.c (can_combine_p): Handle USEs in PARALLELs.
4718 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
4720 * config/linux.h (LIB_SPEC): Add -lc for -shared if
4721 USE_GNULIBC_1 is not defined.
4722 * config/sparc/linux.h; Ditto.
4724 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
4726 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
4727 USE_GNULIBC_1 is not defined.
4729 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
4731 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
4734 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736 * system.h: New file to get common systems includes and various
4737 definitions and declarations based on autoconf macros.
4739 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
4741 * cccp.c (new_include_prefix): Correctly handle -I./.
4743 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
4745 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
4747 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
4749 * expr.c (expand_assignment): Correct typo exposed by -Wall.
4750 offset should have been a truth value, not an assignment.
4752 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
4754 * cse.c (delete_dead_from_cse): If a libcall produces a constant
4755 result and that result can be substituted into SET_SRC of the
4756 insn with the REG_RETVAL note, then perform the substitution
4757 and delete the libcall.
4759 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
4761 * mips.md (trucndihi2,truncdiqi2): Change these to support
4764 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
4766 * mips/mips.c (movdi_operand): Direct referances to symbols
4767 that arn't mips16 consts in mips16 mode arn't valid operands.
4769 * mips/mips.c (mips_move_2words): Add gprel handling.
4771 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
4773 * mips.md (extendsidi2): Allow extension to/from a non-mips16
4776 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
4778 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
4781 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4783 * Makefile.in (WARN_CFLAGS): New variable.
4784 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
4786 1998-02-11 Mark Mitchell <mmitchell@usa.net>
4788 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
4789 falling through default case in switch.
4790 (i386_aligned_p): Likewise.
4792 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
4794 * mips/mips.h (mips_abi_string): Correct typo in comment.
4796 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
4798 * mips/mips.md (movdi): These PLUS's need to be Pmode.
4800 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4802 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
4803 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
4804 indirectly via expr.h.
4806 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
4808 * stor-layout.c (layout_type): Do upper - lower in the native type,
4809 so as to properly handle negative indices.
4811 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
4813 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
4814 (expand_eh_region_start_tree): Remove unused variable 'note'.
4815 (exception_optimize): Remove unused variable 'regions'.
4816 (expand_builtin_eh_stub): Remove unused variable 'temp'.
4817 (copy_eh_entry): Deleted. Dead function.
4819 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
4820 'last' with same #if HAVE_load_multiple as use of it.
4821 (move_block_from_reg): Likewise.
4822 (emit_move_insn_1): Remove unused variable 'insns'.
4823 (store_constructor): Bracket declaration of startb, endb with
4824 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
4825 'target', and 'xtarget'.
4826 (expand_builtin_setjmp): Remove unused variables 'op0',
4827 'next_arg_reg', 'old_inhibit_defer_pop'.
4828 (expand_builtin): Remove unused variable 'offset'.
4829 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
4830 (emit_queue): Add parens for assignment used as conditional.
4831 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
4833 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
4835 * i386.c: Added include for recog.h.
4836 (override_options): Removed unused variable p. Initialized regno to
4838 (order_regs_for_local_alloc): Initialized regno to avoid warning.
4839 (legitimize_address): Likewise for 'other'.
4840 (i386_aligned_reg_p): Added default case with abort ().
4841 (print_operand): Likewise.
4842 (reg_mentioned_in_mem): Likewise.
4843 (ix86_expand_binary_operator): Removed unused variables i & insn.
4844 (ix86_expand_unary_operator): Removed unused variable insn.
4845 (output_fp_cc0_set): Removed unused variable unordered_label.
4847 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
4849 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
4850 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
4851 and format string match.
4853 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
4855 * flow.c (life_analysis): Do not conside the stack pointer live at
4856 the end of a function if the fucntio ncalls alloca.
4857 (mark_used_regs): Similarly.
4859 1998-02-10 John F Carr <jfc@mit.edu>
4861 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
4862 1, fzero on alternative 8.
4864 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4866 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
4868 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4870 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
4871 SUBREGs of CONST_INTs.
4873 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
4875 * mips.c (print_operand, function_prologue): Make printf format
4876 match argument type.
4878 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4880 * alpha.c (alpha_return_addr): Remove unused variable `first'.
4881 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
4882 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
4884 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4886 * loop.c (strength_reduce): When placing increment for auto-inc
4887 case, do comparison in loop order.
4889 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
4891 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
4892 not a HOST_WIDE_INT.
4894 * calls.c (expand_call): Change test of expand_inline_function
4895 return value to stop compiler warning.
4897 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
4899 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
4900 Jeff Law (law@cygnus.com)
4902 * regmove.c: Fix various minor formatting problems.
4903 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
4904 is true. Make end of basic block tests consistent through regmove.c.
4905 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
4906 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
4908 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4910 * gansidecl.h: Check for a conflicting macro definition before
4911 attempting to prototype bcopy, bcmp or bzero.
4913 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
4915 * expr.c (clear_pending_stack_adjust): Handle case where a function
4916 calls alloca, but the user has specified -fomit-fframe-pointer.
4918 * function.c (assign_parms): Fix typo in last change.
4920 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
4922 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
4924 (free_path_suffix): Remove unreferenced static function.
4925 (process_command): Remove unused variable temp.
4926 (default_arg): Remove unused variable i.
4927 (do_spec_1): Add parens for assignment used as truth value.
4929 (validate_all_switches): Likewise.
4930 (main): Remove unused variables i, first_time>
4932 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
4934 * calls.c (expand_call): Remove unused variables funtree,
4935 n_regs, and tmpmode.
4937 * dbxout.c, except.c: Include <string.h>/<strings.h>.
4939 * explow.c: (plus_constant_for_output_wide) Removed unused
4940 variable all_constant.
4942 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
4943 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
4944 genrecog.c, global.c, integrate.c , stupid.c : Include
4947 * genextract.c: (walk_rtx) Remove unused variable link.
4949 * genrecog.c: (concat) Remove unreferenced static function.
4951 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
4953 * stmt.c: Include <stdlib.h>.
4954 (expand_asm_operands): Remove unused variable val1.
4955 (expand_return): Remove unused variable block.
4956 (pushcase): Remove unused variables l and n.
4957 (pushcaserange): Likewise.
4959 * unroll.c (unroll_loop): Remove unused variable temp.
4961 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
4963 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
4965 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4967 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
4968 functions for whether they support the %p format specifier.
4969 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
4970 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
4971 * configure, config.in: Rebuild.
4973 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
4975 * function.c (assign_parms): New variable named_arg, with value
4976 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
4978 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
4980 * mips/t-r3900: New - same as t-ecoff but eliminate
4981 multilibs: mips1 and mips3.
4982 * configure.in (tx39*): Use new mips/t-r3900.
4983 * configure: Rebuild.
4984 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
4986 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
4988 * dwarf2out.c: Add old_args_size.
4989 (dwarf2out_args_size): Use it.
4990 (dwarf2out_begin_prologue): Initialize it.
4991 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
4992 pushed args until we see a call.
4993 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
4994 before outputting them.
4996 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
4998 * cplus-dem.c (demangle_template_template_parm): New function.
4999 (demangle_template): Handle template template parameters.
5001 1998-02-02 Mark Mitchell <mmitchell@usa.net>
5003 * calls.c (expand_call): Don't confuse member functions named
5004 realloc, setjmp, and so forth with the standard library
5005 functions of the same names.
5007 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
5009 * stmt.c (expand_asm_operands): Correctly identify asm statements
5012 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
5014 * c-common.c (decl_attributes): Flag unrecognized attribute
5015 functions as warnings instead of as errors.
5017 1998-02-05 Marc Lehmann <pcg@goof.com>
5019 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
5020 when -Os is specified.
5021 * toplev.c (main): Don't disable flag_inline_functions anymore when
5024 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5026 * regmove.c: Update.
5027 * flags.h (flag_regmove): Declare.
5028 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
5029 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
5030 Moved into regmove; changed caller.
5031 * toplev.c (rest_of_compilation): Call regmove_optimize also for
5032 expensive_optimizations.
5034 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
5036 * version.c: Bump for snapshot.
5038 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5039 Undo this change (the problem was actually in reload):
5040 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5042 * sh.md (movqi_i+1): New peephole.
5044 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
5046 * jump.c (jump_optimize): Lose calls to modified_in_p they are
5047 not needed anymore due to changes elsewhere in jump.c.
5049 * jump.c (jump_optimize): Fix first arg to modified_in_p in
5052 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
5054 * expr.c (expand_builtin_setjmp): Accept two new arguments for
5055 the labels to branch to on first and subsequent executions. Don't
5056 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
5057 and provide it with the jmp_buf. Use only one of
5058 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
5059 and provide the former with the target label.
5060 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
5061 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
5062 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
5063 insn to replace all of the normal nonlocal_goto code. Don't play
5064 with __dummy. Correct arguments to nonlocal_goto.
5065 * expr.h (expand_builtin_setjmp): Update prototype.
5066 * except.c (start_dynamic_handler): When using builtin_setjmp,
5067 generate more accurate flow information.
5069 * alpha.md (nonlocal_goto_receiver_osf): Delete.
5070 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
5071 (builtin_longjmp, builtin_setjmp_receiver): New.
5072 * sparc.md (update_return): Disambiguate unspec number.
5073 (nonlocal_goto): Rearrange arguments to match caller in except.c.
5074 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
5076 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
5077 (builtin_setjmp_setup*, builtin_longjmp): New.
5079 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
5081 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
5083 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
5085 * vmsconfig.com: Remove bytecode references.
5087 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5089 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
5090 -fno-sjlj-exceptions works for a target that defines
5091 DWARF2_UNWIND_INFO as zero.
5093 * regmove.c (fixup_match_1): Undo last change which removed some
5094 "useless" code, and add a comment explaining this.
5096 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
5098 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
5101 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
5103 * makefile.vms: Remove bytecode references.
5104 Create genrtl files.
5106 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
5108 * jump.c (jump_optimize): Allow conditional loading of floating point
5109 constants and constants from memory. Reinstalled modified_in_p tests.
5111 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5113 * loop.c (get_condition): Handle sign-extended constants.
5115 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
5117 * expr.c (emit_push_insn): Add code to use movstrti if present.
5119 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
5120 and movstrqi as in emit_block_move ().
5122 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
5124 * config/m68k/x-next: Remove /NextDeveloper/Headers from
5125 the directories to fixinclude - /usr/include is a link
5126 to it and hence its contents are fixed by default.
5128 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5130 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
5132 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
5134 * cccp.c (main): Predefine __VMS_VER on VMS.
5136 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5138 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
5139 * fold-const.c (size_int): Replace with
5141 (make_bit_field_ref): Use bitsize_int for bit position.
5142 * stor-layout.c (sizetype): Delete.
5143 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
5144 (layout_record, layout_union, layout_type):
5145 Use bitsize_int for bit size.
5146 (set_sizetype): New function.
5147 (make_signed_type, make_unsigned_type): Use it.
5148 * c-decl.c (init_decl_processing): Likewise.
5149 * tree.h (size_int): Don't delcare, #define.
5150 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
5151 (set_sizetype): Declare.
5152 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
5154 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
5155 Convert result to sizetype.
5156 (really_start_incremental_init, push_init_level):
5157 Set type of constructor_bit_index to sbitsizetype.
5158 (push_init_level): Use unsigned arithmetic to determine padding.
5159 (output_init_element): Likewise.
5161 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
5163 * combine.c (simplify_shift_const): Fix typo in last change.
5165 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
5167 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
5168 is (truncate (lshiftrt)).
5170 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
5172 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
5173 Make sure result winds up in TGT.
5174 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
5175 src to be other than DImode.
5176 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
5177 (alpha_expand_unaligned_store_words): Likewise.
5178 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
5179 that source and destination are separately optimized for alignment.
5180 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
5182 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
5184 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
5185 with handling of -32768.
5187 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5189 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
5190 shell variable argument instead of only hard coded functions.
5191 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
5193 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
5194 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
5195 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
5196 declarations for bcopy, bcmp and bzero.
5198 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
5200 * gansidecl.h: If we have bcopy but don't declare it, then do so.
5201 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
5202 bzero, index and rindex if they aren't already present.
5204 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
5206 * toplev.c (close_dump_file): Wrap function prototype for
5207 argument "func" in PROTO.
5208 (dump_rtl): Likewise.
5210 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
5212 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
5214 (output_function_epilogue): Omit epilogue if nothing drops through.
5215 (output_move_double): Supress int ldd usage on ultrasparc and v9.
5216 (registers_ok_for_ldd_peep): Likewise.
5217 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
5218 (ultrasparc_adjust_cost): New function.
5219 (sparc_issue_rate): New function.
5220 * sparc.h (MASK_VIS, TARGET_VIS): New
5221 (MASK_V8PLUS, TARGET_V8PLUS): New.
5222 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
5223 (TARGET_SWITCHES): Add vis and v8plus.
5224 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
5225 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
5226 (RTX_COSTS): Use TARGET_HARD_MUL
5227 (ADJUST_COST): Call ultrasparc_adjust_cost.
5229 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
5230 of load & fp appropritely.
5231 (supersparc function units): Adjust for Haifa.
5232 (ultrasparc function units): Likewise.
5233 (get_pc_via_rdpc): All v9, not just arch64.
5234 (movdi_v8plus, movdi_v8plus+1): New.
5235 (adddi3_sp32+1): New.
5236 (subdi3_sp32+1): New.
5237 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
5238 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
5239 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
5240 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
5241 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
5242 (ldd peepholes): Suppress for v9.
5243 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
5244 (return_subsi): Revmove.
5246 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
5248 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
5249 save/restore MEM rtl.
5251 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
5253 * configure.in: Check for declaration of abort.
5254 * acconfig.h: Corresponding changes.
5255 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
5258 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
5260 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
5263 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
5265 * version.c: Bump for snapshot.
5267 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
5269 * configure.in: Check for atoq and atoll.
5270 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
5271 proper routine for converting ascii into long long values.
5273 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
5275 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
5277 * vmsconfig.com: Remove bytecode references.
5279 * alpha/vms.h (PREFIX): Define.
5281 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
5283 * am-alpha.h: Don't include alloca for OPEN_VMS.
5285 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
5287 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
5288 (GCC_INCLUDE_DIR): Define
5290 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
5291 * makefile.vms: New file.
5293 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
5295 * alpha.c (output_prolog): Output '.name' directive
5296 for minimal traceback information.
5298 * alpha.c (output_prolog): Don't prepend entry point symbols
5299 with '$' on OPEN_VMS.
5301 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
5302 Jeffrey A Law (law@cygnus.com)
5304 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
5307 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
5309 * genemit.c (gen_exp): Likewise.
5310 * genpeep.c (match_rtx): Likewise.
5311 * genrecog.c (write_tree_1): Likewise.
5313 * c-lex.c (yyprint): Use proper format string based upon
5314 disposition of HOST_BITS_PER_WIDE_INT.
5315 (yylex): Put casts in right place for args to build_int_2.
5317 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
5319 * combine.c: Fix typos in Jan27 changes.
5321 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
5323 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
5324 (LINK_SPEC): Likewise.
5325 (STARTFILE_SPEC): Likewise.
5327 1998-01-28 Mike Stump <mrs@wrs.com>
5329 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
5331 * genattrtab.c (reload_completed): Define.
5333 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
5336 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5338 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
5339 SUBREG_REG if the word count is unchanged, also in the input reload
5340 case. Disable non-applicable sanity checks.
5342 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
5344 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
5346 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
5348 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
5350 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
5352 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
5353 is a TREE_VEC before trying to use it for baseclasses.
5354 (Chill uses the same field for a different purpose.)
5356 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
5358 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
5360 * config.sub: More accurate determination of HP processor types.
5362 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5364 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
5365 prototype for `handle_sysv_pragma', and make it static. Add
5366 parentheses around assignment used as truth value.
5368 * combine.c (combine_instructions): Protect variable `prev' with
5370 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
5371 (extract_left_shift): Add parentheses around operand of &.
5372 (merge_outer_ops): Avoid an empty body in an else-statement.
5373 (gen_rtx_combine): Remove unused variable `i'.
5375 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
5376 function monstartup `void'. Likewise for internal_mcount. Add
5377 `static void' prototype for moncontrol. Reconcile sprintf format
5380 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
5381 Make return type of function_arg_slotno explicitly `int'.
5382 (reg_unused_after): Add parentheses around assignment used as
5384 (save_regs): Add explicit braces to avoid ambiguous `else'.
5385 (function_arg_slotno): Add parentheses around && within ||.
5386 (function_arg_pass_by_reference): Likewise.
5387 (sparc_flat_output_function_prologue): Reconcile fprintf format
5390 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
5391 assignment used as truth value.
5393 * cplus-dem.c: Include <stdlib.h>.
5394 (demangle_signature): Avoid an empty body in an else-statement.
5395 (do_type): Remove unused variable `lvl'.
5397 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
5398 Include <string.h>/<strings.h>.
5399 (cpp_lex): Remove unused variable `namelen'.
5400 (cpp_lex): Explicitly declare `num_chars' as an int.
5402 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
5403 <unistd.h> instead. Explicitly declare is_system_include
5405 (make_assertion): Remove unused variable `kt'.
5406 (cpp_expand_to_buffer): Hide variable `obuf'.
5407 (output_line_command): Remove unused variables, `line_end',
5408 `line_cmd_buf' and `len'.
5409 (macarg): Remove unused variable `arg_start'.
5410 (special_symbol): Remove unused variable `i'. Add parentheses
5411 around assignment used as truth value.
5412 (do_include): Remove unused variables `pcfname' and `retried',
5413 hide `pcf' and `pcfbuflimit'.
5414 (do_line): Remove unused variable `i'.
5415 (finclude): Hide variable `missing_newline'.
5416 (cpp_handle_options): Remove unused variable `j'.
5417 (read_token_list): Remove unused variable `eofp'.
5418 (cpp_error_with_line): Remove unused variable `i'.
5419 (cpp_warning_with_line): Likewise.
5420 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
5421 (cpp_error_from_errno): Remove unused variable `i'.
5423 * cse.c (invalidate): Add parentheses around assignment used as
5425 (find_best_addr): Move declaration of variable `our_cost' inside
5426 the conditional macro where its used.
5427 (fold_rtx): Avoid an empty body in an if-statement.
5428 (cse_insn): Wrap variables `this_insn_cc0_mode' and
5429 `this_insn_cc0' in macro HAVE_cc0.
5431 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
5432 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
5433 (output_uleb128): Likewise.
5434 (output_sleb128): Likewise.
5435 (output_cfi): Likewise.
5436 (output_call_frame_info): Remove unused variables `j', `fde_size'
5438 (comp_unit_has_inlines): Hide declaration as per rest of file.
5439 (size_of_line_prolog): Correct typo in prototype.
5440 (add_arange): Likewise.
5441 (output_aranges): Likewise.
5442 (add_name_and_src_coords_attributes): Likewise.
5443 (gen_array_type_die): Likewise.
5444 (gen_inlined_subroutine_die): Likewise.
5445 (equate_decl_number_to_die): Remove unused variable `i'.
5446 (print_die): Reconcile format vs. args in fprintf's.
5447 (print_dwarf_line_table): Likewise.
5448 (output_die): Likewise.
5449 (output_line_info): Likewise.
5450 (add_subscript_info): Avoid an empty body in an else-statement.
5451 (gen_subprogram_die): Remove unused variable `fp_loc'.
5453 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
5454 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
5455 macro. Protect `src_coords_attribute' prototype with
5456 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
5457 prototype as in the rest of the file. Likewise for
5458 `output_pointer_type_die' and `output_reference_type_die'. Remove
5459 prototype for `type_of_for_scope'.
5460 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
5461 (type_attribute): Add explicit braces to avoid ambiguous `else'.
5463 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
5464 (shorten_branches): Protect declaration of tmp_length with
5465 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
5466 (profile_function): Protect declaration of `sval' and `cxt'
5467 variables with appropriate macros.
5468 (final_scan_insn): Likewise for `note' variable. Add explicit
5469 braces to avoid empty body in an if-statement.
5470 (output_asm_insn): Move variable `i' inside macro conditional
5471 where it is used. Add parentheses around assignment used as truth
5473 (asm_fprintf) Likewise, likewise.
5475 * fix-header.c (main): Remove unused variable `done'. Protect
5476 declaration of `i' with FIXPROTO_IGNORE_LIST.
5478 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
5480 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
5483 * profile.c: Include <string.h>/<strings.h>.
5484 (instrument_arcs): Remove unused variables `note', `inverted',
5485 `zero' and `neg_one'.
5486 (branch_prob): Avoid empty body in an if-statement.
5488 * regclass.c: Include <stdlib.h>.
5489 (reg_alternate_class): Explicitly declare parameter `regno'.
5491 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
5492 parentheses around assignment used as truth value.
5493 (find_matches): Remove unused variables `output_operand' and
5495 (fixup_match_1): Remove statement with no effect: "if (0) ;".
5497 * scan.c (sstring_append): Explicitly declare `count' as int.
5498 (scan_string): Explicitly declare parameter `init' as int.
5500 * sched.c: Include <stdlib.h>.
5501 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
5502 (rank_for_schedule): Add parentheses around assignment used as
5504 (schedule_block): Likewise.
5505 (regno_use_in): Likewise.
5506 (schedule_insns): Remove unused variable `i'.
5508 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
5509 (v_message_with_decl): Remove unused variable `n'.
5510 (botch): Explicitly declare parameter `s' as char *.
5511 (main): Add parentheses around assignment used as truth value.
5513 * tree.c (make_node): Protect the variable `kind' with the
5514 GATHER_STATISTICS macro.
5515 (real_value_from_int_cst): Move variable `e' inside conditional
5516 macro area where it is used.
5517 (tree_last): Add parentheses around assignment used as truth value.
5518 (build1): Protect the variable `kind' with the GATHER_STATISTICS
5520 (print_obstack_statistics): Reconcile format vs. args in fprintf.
5521 Protect variables `i', `total_nodes', and `total_bytes' with the
5522 GATHER_STATISTICS macro.
5524 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
5526 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
5527 some comments regarding use of dead_or_set_p.
5529 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
5531 * fixincludes: Tweak fix for struct exception in math.h
5533 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
5535 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
5536 Change mode of registers used to add/sub from
5537 hard_frame_pointer_rtx from word_mode to Pmode.
5539 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
5541 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
5542 asm_output_aligned_bss() instead of asm_output_bss().
5544 * toplev.c (rest_of_compilation): Replace references to
5545 stack_reg_dump_file and dbr_sched_dump_file with references to
5548 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
5550 * tlink.c (scan_linker_output): Call fclose() for opened files.
5552 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
5554 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
5555 compiling with -fpic -- we want to be able to override symbols
5557 (alpha_expand_block_move): Fix thinko in last change.
5559 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
5560 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
5561 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
5563 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
5565 * alpha.md (abssf, absdf): Revert last change.
5567 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
5569 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
5570 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
5572 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
5574 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
5575 a CONST_INT into SFmode.
5577 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
5579 * flags.h: New flag (optimize_size).
5580 * toplev.c (main): Parse -Os option and set optimize_space
5582 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
5583 __OPTIMIZE_SIZE__ when compiling with -Os.
5584 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
5585 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
5586 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
5588 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
5590 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
5592 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
5593 stuff only if MCT_TEXT is #define'd.
5595 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
5597 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
5600 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
5602 * toplev.c: Add -dM command line option to dump RTL after the
5603 machine dependent reorganisation pass, if there is one.
5604 Reorganise RTL dump code, so that only one file handle is
5607 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
5609 * except.c (check_exception_handler_labels): Disable warning when
5612 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
5614 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
5616 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5618 * c-decl.c (grokdeclarator): Get parameter tags from
5619 last_function_parm_tags.
5620 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
5621 traversing the parameter types.
5622 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
5624 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
5626 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
5628 (get_shift_alg): Fix typo.
5630 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
5632 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
5634 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
5636 * toplev.c (get_run_time): Make sure each case gets its variables.
5638 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
5640 * configure.in (build_xm_file): Add auto-config.h if host=build.
5641 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
5642 (build_xm_file_list): Likewise.
5643 * configure: Rebuild.
5645 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5647 * recog.c (validate_replace_rtx_1): Only perform substitutions
5648 of arguments to commutative and comparison operators once.
5650 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5652 * sparc.c (output_cbranch): Add default case in
5655 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
5656 (emit_delay_sequence): Eliminate unused parameter, all callers
5658 (fill_simple_delay_slots): Likewise.
5659 (fill_slots_from_thread): Likewise.
5660 (fill_eager_delay_slots): Likewise.
5661 (mark_referenced_resources): Add default case in enumeration switch.
5662 (mark_set_resources): Likewise.
5663 (rare_destination): Likewise.
5664 (mostly_true_jump): Likewise.
5665 (find_dead_or_set_registers): Likewise.
5666 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
5667 (update_reg_unused_notes): Remove unused variable `p'.
5668 (mark_target_live_regs): Remove unused variables `next' and
5670 (fill_simple_delay_slots): Remove unused variable `j'.
5671 (fill_slots_from_thread): Add parentheses around assignment used
5673 (dbr_schedule): Likewise.
5675 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
5676 (objc.stage2, objc.stage3, objc.stage4): Likewise.
5678 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
5680 * cse.c (simplify_ternary_operation): Don't try to simplify
5681 IF_THEN_ELSE expressions (created by combine) that don't use
5682 relational operators.
5684 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
5686 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
5689 * crtstuff.c (init_dummy): Keep the epilogue in the init
5690 section for non-ELF systems.
5692 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5694 * sh.md (movqi_i+1): New peephole.
5696 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
5698 * Makefile.in: Remove remaining bytecode stuff.
5699 * emit-rtl.c, expr.c: Likewise.
5701 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
5703 * toplev.c (lang_options): Add unknown-pragma options.
5705 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
5707 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
5708 special (and incomplete) handling for Chill arrays.
5710 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
5712 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
5715 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
5717 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
5719 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
5721 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
5722 .frame directive instead of FRAME_POINTER_REGNUM.
5724 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
5726 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
5727 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
5728 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
5729 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
5730 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
5731 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
5732 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
5733 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
5735 * longlong.h: Replace __mc68332__ with __mcpu32__.
5737 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
5739 * version.c: Bump for snapshot.
5741 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
5743 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
5744 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
5745 * reload1.c (eliminate_regs): Likewise.
5747 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
5749 * regmove.c (find_matches): Initialize matches->earlyclobber too.
5751 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
5753 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
5754 (negsf2, negdf2): Use proper subtract in IEEE mode.
5756 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
5758 * Makefile.in: Remove more bytecode stuff.
5759 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
5760 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
5761 * f/install.texi, objc/Make-lang.in: Likewise.
5763 * Makefile.in: Remove all bytecode support.
5764 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
5765 * emit-rtl.c: Remove all bytecode support.
5766 * expr.c, expr.h function.c, integrate.c: Likewise.
5767 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
5768 * tree.h, varasm.c: Likewise.
5769 * config/m68k/m68k.h: Likewise.
5770 * bi-*, bc-*, bytecode*: Delete bytecode related files.
5771 * modemap.def: Likewise.
5773 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
5775 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
5776 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
5778 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
5780 * i386.md (push): Prohibit symbolic constants if flag_pic.
5781 (movsi+1): Likewise for move to non-register.
5783 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
5785 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
5786 (print_operand): Handle 0xffffffff on 32 bit host.
5788 * configure.in (thread_file): Rename uses before main loop to
5789 target_thread_file. Initialize to empty in main loop. Set thread_file
5790 to target_thread_file after main loop if not set.
5791 * configure: Rebuild.
5793 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
5794 (add_values_to_cover): Revert last change (which had no ChangeLog
5796 (simplify_with_current_value_aux): Handle CONST_INT.
5798 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5800 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
5802 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
5804 * configure.in: Add cpp stringify test.
5805 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
5806 * gengenrtl.c: Use it.
5807 * configure, config.in: Rebuild.
5809 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5811 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
5813 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
5815 * configure.in: Find declaration for sbrk.
5816 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
5817 * config.in, configure: Rebuild.
5818 * mips-tfile.c: Properly protect declaration of sbrk and free.
5819 * toplev.c: Properly protect declaration of sbrk.
5821 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
5823 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
5825 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
5827 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
5829 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
5831 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
5833 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
5835 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
5836 constant offset computations from objects with known alignment in
5837 the presence of STACK_BIAS.
5839 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
5841 (const_hash): Hash val is unsigned long.
5842 (SYMHASH): Likewise.
5844 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
5846 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
5847 char pointer, not HOST_WIDE_INT.
5848 (print_node): Likewise. Also hash is unsigned long not
5851 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
5853 * explow.c (optimize_save_area_alloca): New function for targets
5854 where SETJMP_VIA_SAVE_AREA is true.
5855 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
5856 compute the amount of stack space needed should we find later that
5857 setjmp is never called by this function, stuff rtl for this inside
5858 a REG_NOTE of the final SET of stack_pointer_rtx.
5859 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
5860 current_function_calls_alloca, call optimize_save_area_alloca.
5862 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
5864 * i386.md: Remove redundant integer push patterns.
5865 Don't bother checking for TARGET_PUSH_MEMORY when
5866 pushing constants or registers.
5868 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
5869 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
5871 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
5872 (pwait): New function for mingw32.
5874 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
5875 pipe support is broken for now.
5877 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
5879 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
5880 between frame_pointer_rtx, hard_frame_pointer_rtx, and
5881 arg_pointer_rtx is respected in initialization.
5882 (init_emit_once): Use gen_rtx_raw_REG() to create
5883 return_address_pointer_rtx.
5885 * reorg.c: #include "expr.h" for rtx prototypes.
5886 * Makefile.in (reorg.o): Depend on expr.h
5888 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
5890 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
5891 local_prefix to sub-make invocations.
5893 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
5895 * objc-parse.c: Recognize protocol qualifiers in class definitions.
5897 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
5901 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
5902 * configure.in: Check for atol.
5903 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
5905 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
5907 * loop.c (find_and_verify_loops): When attempting to move insns from
5908 inside the loop outside the loop, create a BARRIER if no suitable
5911 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
5912 favor of an equivalent change from gcc-2.8.
5914 * i386/x-sco5 (CC): Remove trailing whitespace.
5916 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5918 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
5919 (accessor_from_format): Likewise.
5920 (xmalloc): New function for use when linking with alloca.o.
5922 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5924 * frame.c (find_fde): Correct FDE's upper bound.
5926 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
5928 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
5930 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
5932 * calls.c (expand_call): Move #ifdef code out of macro argument
5934 (emit_library_call, emit_library_call_value): Likewise.
5936 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
5938 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
5940 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
5942 * version.c: Bump for snapshot.
5944 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
5946 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
5947 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
5948 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
5949 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
5950 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
5951 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
5952 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
5953 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
5954 * unroll.c, varasm.c: Likewise.
5955 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
5957 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
5959 * mips.h: Fix some type-o's from a previous change.
5961 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
5963 * loop.c (check_dbra_loop): Make sure initial value is a
5964 CONST_INT before trying to normalize it.
5966 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
5968 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
5970 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
5972 * cppexp.c: Include gansidecl.h
5974 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
5976 * svr4.h (LINK_SPEC): Never specify -h.
5977 * ptx4.h (LINK_SPEC): Likewise.
5978 * rs6000/sysv4.h (LINK_SPEC): Likewise.
5979 * sparc/sol2.h (LINK_SPEC): Likewise.
5981 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
5983 * c-typeck.c (comptypes): Exit early on NULL input.
5985 * haifa-sched.c (schedule_insns): Correctly remove inter-block
5986 dependencies after reload.
5988 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
5990 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
5992 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
5994 * alpha/vms.h (DIR_SEPARATOR): define
5996 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
5998 * Makefile.in (stamp-proto): Remove.
5999 (protoize.o, unprotoize.o): Straightforward compile.
6000 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
6002 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
6004 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
6005 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
6007 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
6009 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
6010 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
6011 * sparc/netbsd.h, vax/netbsd.h: Likewise.
6013 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
6015 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
6017 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
6019 * configure.in (target_cpu_default, target_cpu_default2): Use double
6020 quotes around them when testing their value.
6021 * configure: Rebuilt.
6023 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
6025 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
6027 (gendef): Call obstack_alloc_rtx.
6029 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
6031 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
6034 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
6036 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
6037 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
6038 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
6040 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
6042 * mips.md (return_internal): Change mode from SImode to VOIDmode.
6044 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
6046 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
6049 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
6051 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
6052 suffix from operand 3.
6054 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6055 Jeffrey A Law (law@cygnus.com)
6057 * regmove.c: New implementation of regmove pass.
6058 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
6059 decls, make them have external linkage. Return a value from
6060 optimize_reg_copy_1.
6061 * reload.h (count_occurrences): Add decl.
6062 * reload1.c (count_occurrences): Delete decl, make it have external
6064 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
6066 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
6068 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
6069 if it is not defined.
6071 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
6073 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
6074 * emit-rtl.c (gen_rtx): Move special code to ...
6075 (gen_rtx_CONST_INT): New function.
6076 (gen_rtx_REG): New function.
6077 (*): Update all calls to gen_rtx.
6078 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
6079 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
6080 (GEN_INT): Call gen_rtx_CONST_INT.
6081 * gengenrtl.c: New file.
6083 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
6085 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
6086 (base_alias_check): If no base found for address call canon_rtx and
6089 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
6091 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
6092 arguments for mips16.
6093 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
6094 Don't lose if tsize is zero after handling large stack for mips16.
6095 * mips.md (return): For trivial return, return address is in $31.
6097 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
6099 * mips/mips16.S: Various changes to make it work with -msingle-float
6102 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
6103 Ian Lance Taylor <ian@cygnus.com>
6104 Jeff Law <law@cygnus.com>
6106 * mips.c, mips.h, mips.md: First cut at merging in mips16
6107 support. Major modifications throughout all three files.
6109 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
6111 * configure.in: Make gthr-default.h a forwarding header instead of
6114 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6116 * gcov-io.h: Include sys/types.h to ensure we get size_t.
6118 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
6120 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
6121 Jeffrey A Law (law@cygnus.com)
6123 * crtstuff.c (__frame_dummy): New function for irix6.
6124 (__do_global_ctors): Call __frame_dummy for irix6.
6125 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
6127 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
6129 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
6131 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
6133 * c-decl.c (init_decl_processing): Provide proper fallback symbol
6134 for __builtin_memset.
6135 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
6136 not INTEGER_CST. Assert arg 3 is a constant.
6138 * alpha.c (mode_width_operand): Accept 64-bit modes.
6139 (mode_mask_operand): Likewise.
6140 (print_operand): Likewise for 'M' and 'U' codes.
6141 (alpha_expand_unaligned_load): New function.
6142 (alpha_expand_unaligned_store): Likewise.
6143 (alpha_expand_unaligned_load_words): Likewise.
6144 (alpha_expand_unaligned_store_words): Likewise.
6145 (alpha_expand_block_move): Likewise.
6146 (alpha_expand_block_clear): Likewise.
6147 * alpha.h (MOVE_RATIO): New define.
6148 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
6149 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
6151 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
6152 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
6154 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
6156 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
6157 * configure: Update.
6159 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
6161 * emit-rtl.c (operand_subword): Correctly handle extracting a word
6162 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
6164 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
6167 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
6169 * configure.in: Set and subsitute host_exeext. Use it when creating
6170 the assembler and linker symlinks.
6171 * configure: Rebuild.
6172 * Makefile.in (exeext): Set to @host_exeext@.
6173 (build_exeext): New variable, set to @build_exeext@.
6174 (FLAGS_TO_PASS): Pass down build_exeext.
6175 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
6178 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
6180 * mn10200.md (addsi3, subsi3): Fix thinkos.
6182 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
6184 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
6185 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
6186 unix always, since we want to be able to thunk to functions in a
6187 shared library from an application.
6189 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
6191 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
6192 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
6194 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
6196 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
6197 offset's mode is not ptr_mode, convert it.
6199 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
6201 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
6202 compiling if it was already defined.
6204 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
6206 * flow.c (find_basic_blocks): Don't create a new basic block
6207 for calls in a LIBCALL block.
6209 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
6211 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
6213 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
6215 * cse.c (rtx_cost): Remove conflicting default case.
6217 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
6219 * configure.in: Move default enabling of Haifa out of for loop.
6220 * configure: Rebuild.
6222 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
6224 * version.c: Bump for snapshot.
6226 1997-12-25 Teemu Torma <tot@trema.com>
6228 * Makefile.in (GTHREAD_FLAGS): New var.
6229 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
6230 (distclean): Remove gthr-default.h.
6232 * configure.in: Accept dce as a thread package.
6233 Check for thread.h and pthread.h.
6234 Link gthr-default.h to appropriate thread file and set
6236 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
6237 include multilib definitions from pa/t-dce-thr.
6238 (sparc-*-solaris2*): Enable threads by default, if thread.h or
6239 pthread.h is found, preferring posix threads over solaris ones.
6241 * config/pa/t-dce-thr: New file.
6242 * config/pa/t-pa: Removed multilibs.
6243 * config/sparc/t-sol2: Ditto.
6246 * gthr-single.h: New file.
6247 * gthr-posix.h: New file.
6248 * gthr-solaris.h: New file.
6249 * gthr-dce.h: New file.
6250 * libgcc-thr.h: Removed.
6251 * objc/thr-dce.c: New file copied from thr-decosf1.c.
6253 * frame.c: Include gthr.h instead of libgcc-thr.h.
6254 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
6255 (eh_context_initialize): If __gthread_once fails, use static eh
6257 (eh_context_free): Call __gthread_key_dtor.
6259 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
6261 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
6263 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
6265 * cse.c (max_insn_uid): New variable.
6266 (cse_around_loop): Use max_insn_uid.
6267 (cse_main): Set max_insn_uid.
6269 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
6270 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
6271 -mlong64, and -mgp{32,64} options.
6272 * mips.c (mips_abi): Change type to int.
6273 * mips.h (enum mips_abi_type): Delete.
6274 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
6275 (mips_abi): Change type to int.
6277 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
6279 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
6280 optimization is now always enabled.
6282 * calls.c (expand_call): Recognize C++ operator new as malloc-like
6285 * alias.c (memrefs_conflict_p): Eliminate tests now done by
6287 (*_dependence): Call canon_rtx before base_alias_check.
6288 (init_alias_once): New function to precompute set of registers which
6289 can hold Pmode function arguments.
6291 * rtl.h: Declare init_alias_once.
6293 * toplev.c (compile_file): Call init_alias_once.
6295 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
6297 * tree.c (restore_tree_status): Do not dereference a null pointer.
6299 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
6301 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
6302 RLIMIT_STACK. This maintains consistency with the recent, similar
6303 patch to cccp.c and toplev.c.
6305 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
6307 * genattrtab.c (expand_units): For large nr opclasses, expand
6308 function_units_used with ORX to prevent blowups. Tag with FFS.
6309 (num_unit_opclasses): New variable.
6310 (gen_unit): Update it.
6311 (enum operator): Add ORX_OP.
6312 (operate_exp): Treat ORX as or, except don't expand across an if.
6313 Reuse number rtx's after operating on them.
6314 (check_attr_value): Accept IOR, AND, & FFS.
6315 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
6316 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
6317 (write_expr_attr_cache, write_toplevel_expr): New functions.
6318 (write_attr_get): Handle FFS-tagged expressions.
6319 (make_canonical): Don't expand const attributes.
6320 (convert_const_symbol_ref): Dike out.
6321 (evaluate_eq_attr): Handle SYMBOL_REF.
6322 (main): Don't emit get_attr_foo for const attributes.
6324 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
6325 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
6326 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
6327 * alpha.md: Redo all of the scheduling, adding EV6 support, and
6328 combining function units where possible.
6329 (attr "type"): Split loads, stores, cmov into int/fp. Combine
6330 multiplies and divides. Add EV6 sqrt, ftoi, itof.
6331 (attr "opsize"): New attribute.
6332 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
6333 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
6334 to control register allocation.
6335 (movsi2-1, movdi2-1): Likewise.
6337 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
6339 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
6340 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
6341 Move OSF/1 specific defines out.
6342 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
6343 Move Linux specific defines out.
6344 (LINK_SPEC): Genericize.
6345 (ASM_FILE_START): Emit .arch if using more than the base insn set.
6346 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
6347 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
6348 (HANDLE_SYSV_PRAGMA): Define.
6349 * alpha/osf.h: New file.
6350 * alpha/linux.h: Split. Retain file-format independant defines.
6351 Import Linux bits from elf.h.
6352 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
6353 (FUNCTION_PROFILER): _mcount takes its address in $28.
6354 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
6355 * alpha/linux-ecoff.h: New file.
6356 * alpha/linux-elf.h: New file.
6357 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
6358 * alpha/win-nt.h (TARGET_DEFAULT): Define.
6359 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
6360 Add new headers as appropriate.
6362 * configure.in (alpha*): Enable Haifa by default.
6363 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
6364 * configure: Rebuild.
6366 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
6368 * Makefile.in (clean): Remove the stages with their objects here ...
6369 (distclean): ... instead of here.
6371 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * cse.c (rtx_cost): Add default case in enumeration switch.
6374 * fix-header.c (recognized_macro): Likewise.
6375 (recognized_extern): Likewise.
6376 (write_rbrac): Likewise.
6377 * objc/objc-act.c (encode_aggregate): Likewise.
6378 (gen_declarator): Likewise.
6379 (gen_declspecs): Likewise.
6381 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
6383 * haifa-sched.c (create_reg_dead_note): Detect and handle another
6384 case where we kill more regs after sched than were killed before
6386 * sched.c (create_reg_dead_note): Similarly.
6388 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
6390 * c-pragma.c: Include flags.h.
6392 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
6394 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
6395 about system headers.
6396 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
6397 and also to resolve symbols in prefix.c.
6399 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
6400 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
6401 when the definitions in auto-config.h is not visible.
6402 (HAVE_BZERO): Likewise.
6403 (HAVE_BCMP): Likewise.
6404 (HAVE_RINDEX): Likewise.
6405 (HAVE_INDEX): Likewise.
6407 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
6409 * pa.c (emit_move_sequence): Handle a function label source
6412 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
6414 * c-pragma.c (handle_pragma_token): Generate warning messages
6415 about unknown pragmas if warn_unknown_pragmas is set.
6417 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
6418 line option to set variable: warn_unknown_pragmas.
6420 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
6422 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
6424 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
6426 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
6428 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
6429 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
6430 generate more fine grained floating point emulation libraries.
6431 * config/fp-bit.c: Add protecting #ifdef to all functions so
6432 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
6433 then compile all suitable functions.
6434 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
6435 underscores to avoid namespace pollution.
6436 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
6438 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
6442 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6443 Jeff Law <law@cygnus.com>
6445 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
6447 * c-decl.c (finish_decl): Use parentheses around && within ||.
6448 * rtl.c: Include stdlib.h.
6449 (read_skip_spaces): Add parentheses around assignments used as
6451 (read_rtx): Initialize list_rtx.
6452 * cppexp.c (parse_number): Use || when operands are truth values.
6453 * alias.c (find_base_value): Add default case.
6454 (memrefs_conflict): Likewise.
6455 * combine.c (sets_function_arg_p): Likewise.
6456 * genemit.c (gen_exp): Likewise.
6457 * local-alloc.c (contains_replace_regs): Likewise.
6458 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
6459 * fold-const.c (fold_convert): Use "&&" for truth values.
6460 (fold): Add default case.
6461 * sdbout.c (sdbout_field_types): Fix typo in declaration.
6462 (sdbout_one_type): Add default case.
6463 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
6464 (some_operand): Add default case.
6465 (input_operand): Likewise.
6466 (signed_comparison_operator): Likewise.
6467 (divmod_operator): Likewise.
6468 (alpha_set_memflags_1): Likewise.
6469 * reload1.c (reload_cse_simplify_operands): Ensure function
6470 always returns a value.
6471 * scan-decls.c (scan_decls): Likewise.
6472 * c-lex.c (skip_white_space): Fix typo in declaraion.
6473 * c-typeck.c (comp_target_types): Add parentheses around assignment
6474 used as truth value.
6475 (print_spelling): Likewise.
6476 (constructor_implicit, constructor_result): Remove unused variables.
6477 * collect2.c (scan_library): Protect prototype with
6478 #ifdef SCAN_LIBRARIES.
6479 * emit-rtl.c (find_line_note): Fix typo in declaration.
6480 * final.c (asm_insn_count): Protect prototype with
6481 #ifdef HAVE_ATTR_length.
6482 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
6483 (try_pre_increment_1, try_pre_increment): Likewise.
6484 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
6485 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
6486 * gcov-io.h (__store_long, __write_long, __read_long): Fix
6487 unsigned/signed comparisons.
6488 * gcov.c (read_files): Remove unused "first_type" variable.
6489 (scan _for_source_files): Initialize s_ptr.
6490 (function_summary): Eliminate "%lf" formatting, use %ld for
6492 (output_data): Initialize branch_probs and last_line_num.
6493 Eliminate "%lf" formatting, use "%ld" for longs.
6495 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
6497 * mips16.S: New file.
6499 * libgcc2.c (varargs): Handle mips16.
6501 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
6503 * stmt.c (expand_end_case): Likewise.
6504 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
6505 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
6506 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
6508 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6510 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
6511 the build directory.
6512 (libobjc.a): Update dependency list.
6513 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
6515 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
6516 (objc.mostlyclean): Remove runtime-info.h.
6518 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
6520 * tree.c (build_range_type): Allow creation of ranges with no maximum.
6521 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
6522 * dwarf2out.c (add_subscript_info): Likewise.
6523 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
6524 * sdbout.c (plain_type_1): Likewise.
6525 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
6527 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
6530 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6532 * mips.c (fatal): Remove declaration.
6534 1997-12-18 Mark Mitchell <mmitchell@usa.net>
6536 * integrate.c (get_label_from_map): New function.
6537 (expand_inline_function): Use it. Initialize the label_map to
6538 NULL_RTX instead of gen_label_rtx.
6539 (copy_rtx_and_substitute): Use get_label_from_map.
6540 * integrate.h (get_label_from_map): New function.
6541 (set_label_from_map): New macro.
6542 * unroll.c (unroll_loop): Use them.
6543 (copy_loop_body): Ditto.
6545 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
6547 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
6548 (INIT_TARGET_OPTABS): Define.
6549 * mips/ecoff.h: Include gofast.h before mips.h.
6550 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
6551 * mips/elf64.h: Likewise.
6552 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
6554 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
6556 * except.c: Remove register_exception_table{,_p}.
6558 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
6560 * unroll.c (calculate_giv_inc): Handle constant increment found in
6561 a MEM with an appropriate REG_EQUAL note.
6563 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
6565 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
6566 frame pointer in the prologue.
6568 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
6570 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
6571 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
6573 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
6575 * config/m68k/m68k.c (output_function_prologue): Typecast
6576 dwarf2out_cfi_label to (char *).
6577 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
6579 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
6581 * sparc.md (jump): Don't use the annul bit around an empty loop.
6582 Patch from Kevin.Kelly@East.Sun.COM.
6584 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
6586 * jump.c: (jump_optimize): Don't use the return register as a
6587 source1 of a conditional move.
6589 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
6591 * sparc.c (DF_MODES): Or the mask not the bit number.
6592 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
6594 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
6596 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
6598 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
6600 * fixincludes (size_t): Add support for Motorola's stdlib.h
6601 which fails to provide a definition for size_t.
6602 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
6603 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
6604 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
6606 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
6607 prevent unresolved externals in libio.
6608 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
6610 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
6612 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
6613 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
6614 (LIB_SPEC): Updated for glibc 2.
6616 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
6618 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
6619 * ginclude/varargs.h: Likewise.
6621 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
6623 * version.c: Bump for snapshot.
6625 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
6627 * frame.h (__register_frame, __register_frame_table,
6628 __deregister_frame): New.
6629 * frame.c (__register_frame, __register_frame_table,
6630 __deregister_frame): New.
6631 * frame.c (__deregister_frame_info): Return void *.
6632 * frame.h (__deregister_frame_info): Ditto.
6633 * collect2.c (__deregister_frame_info): Ditto.
6635 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
6637 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
6639 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
6641 * alpha.c (alpha_cpu_name): New variable.
6642 (alpha_mlat_string): Likewise.
6643 (alpha_memory_latency): Likewise.
6644 (override_options): Handle -mmemory-latency.
6645 (alpha_adjust_cost): Adjust load cost for latency.
6646 * alpha.h (TARGET_OPTIONS): Add meory-latency.
6647 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
6648 TARGET_CIX into account.
6649 (MEMORY_MOVE_COST): Define in terms of memory_latency.
6650 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
6652 * alpha.h (ASM_COMMENT_START): New macro.
6654 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
6656 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
6657 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
6659 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
6660 SUBREG_REG if the word count is unchanged.
6661 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
6662 subregs of identical word size for push_reload.
6664 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
6666 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
6667 if all we're doing is dealing with -Wreturn-type.
6669 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
6671 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
6672 Use and 255 instead of zapnot 1, since it schedules better.
6674 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
6676 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
6679 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
6681 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
6682 dependency we delete. Properly update prev for multiple consecutive
6684 (priority): Skip deleted dependence.
6686 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
6688 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
6690 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
6692 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
6693 determining when a new basic block starts.
6695 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
6697 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
6698 * pa.md (iorsi3): Add missing args to *_operand calls.
6700 * except.c (call_get_eh_context): Don't mess with sequences.
6701 (emit_eh_context): Include the call in the sequence here.
6703 1997-12-11 Paul Eggert <eggert@twinsun.com>
6705 * collect2.c (write_c_file_glob): Allocate initial frame object
6706 in static storage and pass its address.
6708 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
6710 * except.c (call_get_eh_context): Don't take a parm.
6711 Put the call at the top of the function.
6712 (emit_eh_context): Adjust.
6713 (get_eh_context): Replace with former use_eh_context.
6714 (get_eh_context_once, get_saved_pc_ref): Remove.
6715 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
6717 * integrate.c (expand_inline_function): Adjust.
6718 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
6720 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
6722 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
6723 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
6725 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
6727 * fixincludes (strlen,strspn,strcspn return value): Handle different
6729 (hypot): Provide a fake for hypot which is broken on
6730 m88k-motorola-sysv3.
6732 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
6734 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
6735 tree_code_name from pointers to arrays.
6736 * tree.c: Remove standard_tree_code_* variables, no longer used.
6737 * print-tree.c: Remove declaration of tree_code_name.
6739 * cp/lex.c (init_lex): Update for tree_code_* changes.
6740 * objc/objc-act.c (init_objc): Likewise.
6742 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
6745 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
6747 * config.sub: Add support for BeOS target.
6748 * configure.in: Likewise.
6749 * ginclude/stdarg.h: Likewise.
6750 * ginclude/stddef.h: Likewise.
6751 * ginclude/varargs.h: Likewise.
6752 * rs6000/beos.h: New file for BeOS.
6753 * rs6000/t-beos: Likewise.
6754 * rs6000/x-beos: Likewise.
6755 * rs6000/xm-beos.h: Likewise.
6756 * toplev.c (get_run_time): Just return 0 on BeOS.
6758 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
6759 Toon Moene (toon@moene.indiv.nluug.nl)
6761 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
6762 old and broken Sun3 assemblers. Newer versions handle large
6763 offsets correctly as does the GNU assembler.
6765 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
6767 * objc/objc-act.c (lang_report_error_function): Disable.
6768 * objc/objc-parse.y: Include "output.h".
6769 (yyerror): Remove redundant decl.
6770 (yyprint): Fix prototype.
6771 (apply_args_register_offset): Remove redundant decl.
6772 (get_file_function_name): Likewise.
6774 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
6776 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
6778 (find_basic_blocks_1): Likewise.
6780 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
6782 * except.c (use_eh_context): Don't copy_rtx a REG.
6783 (emit_throw): Lose old unwinder support.
6784 (expand_internal_throw): Likewise.
6785 * libgcc2.c (struct eh_context): Likewise.
6786 (new_eh_context): Likewise.
6787 (__get_eh_info): Lose redundant cast.
6788 (__get_dynamic_handler_chain): Likewise.
6789 (__get_saved_pc): Lose.
6790 Lose all old unwinder support code.
6792 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
6794 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
6796 * integrate.c (expand_inline_function): If the inline fn uses eh
6797 context, make sure that the current fn has one.
6798 * toplev.c (rest_of_compilation): Call emit_eh_context.
6799 * except.c (use_eh_context): New fn.
6800 (get_eh_context_once): New fn.
6801 (call_get_eh_context): New fn.
6802 (emit_eh_context): New fn.
6803 (get_eh_context): Call either get_eh_context_once or
6804 call_get_eh_context, depending on what we have.
6805 (get_dynamic_handler_chain): Call get_eh_context_once.
6806 * except.h: Prototypes for fns above.
6807 * optabs.c (get_eh_context_libfunc): Removed.
6808 (init_optabs): Don't initialize it.
6809 * expr.h (get_eh_context_libfunc): Removed.
6810 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
6811 * config/pa/pa.h (CPP_SPEC): Support for -threads.
6812 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
6813 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
6814 New multilib for -threads.
6815 * config/sparc/t-sol2: Added multilibs for -threads and
6816 made -pthreads alias to it.
6817 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
6818 Added -threads and -pthreads options.
6819 * libgcc-thr.h: New file.
6820 * libgcc2.c: (__get_cpp_eh_context): Removed.
6821 (struct cpp_eh_context): Removed.
6822 (struct eh_context): Replaced cpp_eh_context with generic language
6824 (__get_eh_info): New function.
6825 (__throw): Check eh_context::info.
6827 * libgcc2.c: Include libgcc-thr.h.
6828 (new_eh_context, __get_eh_context,
6829 eh_pthread_initialize, eh_context_initialize, eh_context_static,
6830 eh_context_specific, eh_context_free): New functions.
6831 (get_eh_context, eh_context_key): New variables.
6832 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
6833 get_eh_context to get the context.
6834 (longjmp): Move the declaration inside
6835 #ifdef DONT_USE_BUILTIN_SETJMP.
6836 * frame.c: Include libgcc-thr.h.
6837 (object_mutex): Mutex to protect the object list.
6838 (find_fde, __register_frame, __register_frame_table,
6839 __deregister_frame): Hold the lock while accessing objects.
6840 * except.h (get_eh_context): Declare.
6841 * except.c (current_function_ehc): Define.
6842 (current_function_dhc, current_function_dcc): Removed.
6843 (get_eh_context): New function.
6844 (get_dynamic_handler_chain): Use get_eh_context.
6845 (get_saved_pc_ref): Ditto.
6846 (get_dynamic_cleanup_chain): Removed references to
6847 current_function_dcc.
6848 (save_eh_status, restore_eh_status): Save and restore
6849 current_function_ehc instead.
6850 * optabs.c (get_eh_context_libfunc): New variable.
6851 (init_optabs): Initialize it.
6852 * expr.h: Declare get_eh_context_libfunc.
6853 * function.h (struct function): Replaced dhc and dcc with ehc.
6854 * except.c (get_saved_pc_ref): New functions.
6855 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
6856 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
6858 (end_eh_unwinder): Likewise.
6859 (init_eh): Remove initialization of eh_saved_pc.
6860 * optabs.c (get_saved_pc_libfunc): New variable.
6861 (init_optabs): Initialize it.
6862 * expr.h: Declare get_saved_pc_libfunc.
6863 * except.h (eh_saved_pc_rtx): Deleted.
6864 (get_saved_pc_ref): Declared.
6866 From Scott Snyder <snyder@d0sgif.fnal.gov>:
6867 * libgcc2.c (__get_saved_pc): New.
6868 (__eh_type, __eh_pc): Deleted.
6869 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
6870 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
6873 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
6875 * sparc/sol2.h: Use 64 bit multiply and divide functions in
6876 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
6879 * rtl.h (global_rtl): New variable, replacing separate variables for
6881 (const_int_rtx): Now array of rtx_def, not rtx.
6882 * emit-rtl.c: Update for new rtl data structures.
6883 * genattrtab.c: Define global_rtl.
6885 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
6887 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
6890 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
6892 * crtstuff.c (__do_global_ctors): Fix typo.
6894 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
6896 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
6897 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
6899 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
6901 * rs6000.h (FUNCTION_ARG_PADDING): Define.
6902 * rs6000.c (function_arg_padding): New function.
6904 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
6906 * m68k.c: Include tree.h only once.
6908 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6910 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
6912 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
6914 * Partially cleaned up prototyping code from HJ.
6915 * tree.h: Add many prototypes.
6916 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
6917 All references changed.
6918 * rtl.h: Protect from multiple inclusions. Add many prototypes.
6920 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
6922 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
6923 string functions like strlen.
6925 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
6927 * configure.in: Check for functions getrlimit and setrlimit.
6928 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
6929 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
6931 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
6933 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
6935 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
6937 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
6940 * alpha.c (override_options): Don't know about scheduling for EV6.
6941 * alpha.md (ev5 function units): Don't overload as ev6.
6943 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
6944 * alpha.md (define_attr type): Add mvi.
6945 (ev5_e0): Define sceduling parameters for it.
6946 (TARGET_MAX insns): Type is mvi not shift.
6948 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
6950 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
6952 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6954 * cstamp-h, auto-config.h: Delete.
6956 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
6958 * version.c: Bump for snapshot.
6960 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
6962 * cccp.c: Fix typo brought over in merge.
6964 * Merge in changes from gcc-2.8.
6966 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
6968 * m68k.c: Include tree.h for dwarf2out_cfi_label.
6970 * gcc.c (process_command): Do not take address of function fatal when
6971 calling lang_specific_driver.
6973 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
6975 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
6976 doesn't work with it yet, so set it to 0.
6977 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
6979 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
6981 * cse.c (cse_insn): Check for invalid entries when taking references.
6983 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
6985 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
6986 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
6987 * toplev.c (rest_of_compilation): Pass it. Remove code to
6988 save / clear / restore flag_unroll_{,all_}loops.
6990 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6992 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
6994 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
6996 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
6998 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
7000 * except.c (get_dynamic_handler_chain): Only make the call once per
7003 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
7005 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7007 * sh.c (final_prescan_insn): Use local label prefix
7008 when emitting .uses pseudo-ops.
7010 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7012 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
7013 * except.c: Lose outer_context_label_stack.
7014 (expand_eh_region_end): Rethrow from outer_context here.
7015 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
7016 (expand_internal_throw): Take no args.
7017 (expand_internal_throw_indirect): Lose.
7018 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
7019 (expand_start_all_catch): Start a rethrow region.
7020 (expand_end_all_catch): End it.
7021 (expand_rethrow): New fn.
7022 * except.h: Reflect above changes.
7023 * flow.c: Revert change of Nov 27.
7025 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
7027 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
7029 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
7031 * except.c (expand_fixup_region_end): New fn.
7032 (expand_fixup_region_start): Likewise.
7033 (expand_eh_region_start_tree): Store cleanup into finalization here.
7034 * stmt.c (expand_cleanups): Use them to protect fixups.
7036 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
7038 * mips/mips.md (muldi3_r4000): Broaden the output template
7039 and attribute assignments to handle three operand dmult;
7040 rename to muldi3_internal2.
7041 (muldi3): Call the new muldi3_internal2 for R4000, and
7042 any GENERATE_MULT3 chip.
7044 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
7046 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
7048 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
7050 * unroll.c (find_splittable_givs): Remove last change. Handle givs
7051 with a dest_reg that was created by loop.
7053 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
7055 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
7057 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
7059 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
7061 * configure.in: Fix NCR entries.
7063 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
7065 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
7066 nested exceptions correctly.
7068 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
7069 that was created by loop.
7071 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
7073 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
7075 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
7077 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
7079 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
7080 (print_operand): Use SMALL_DATA_REG for the register involved in
7081 small data relocations.
7082 (print_operand_address): Ditto.
7084 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
7085 -dynamic linker is not used.
7087 * rs6000.md (call insns): For local calls, use @local suffix under
7088 System V. Don't use @plt under Solaris.
7090 * rs6000.c (output_function_profiler): Put label address in r0, and
7091 store LR in 4(sp) for System V/eabi.
7093 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
7094 byte boundary, and maintain stack backchain.
7096 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7098 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7099 fix_truncsfdi2): Change *.
7101 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
7103 * toplev.c (main): Complain about -gdwarfn.
7105 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
7107 * dwarfout.c (output_type): If finalizing, write out nested types
7108 of types we've already written.
7110 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
7112 (patches originally from Geoffrey Keating)
7113 * rs6000.c (function_arg): Excess floating point arguments don't
7114 go into GPR registers after exhausting FP registers under the
7116 (function_arg_partial_nregs): Ditto.
7118 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
7121 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
7123 * integrate.c (output_inline_function): Just unset DECL_INLINE.
7125 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
7127 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
7130 * libgcc2.c (__throw): Initialize HANDLER.
7132 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
7134 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
7135 fix_truncsfdi2): Change *X to ?*X.
7137 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
7139 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
7141 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
7143 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
7145 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
7147 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
7149 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
7151 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
7152 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
7155 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
7157 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
7158 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
7159 gas and not using the new HP assembler.
7161 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
7163 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
7164 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
7166 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
7168 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
7169 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
7172 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
7174 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
7176 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
7178 * except.h: Add outer_context_label_stack.
7179 * except.c: Likewise.
7180 (expand_start_all_catch): Push the outer_context for the try block
7181 onto outer_context_label_stack.
7182 (expand_end_all_catch): Use it and pop it.
7184 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
7186 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
7188 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
7190 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
7192 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
7194 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
7195 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7197 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
7199 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
7200 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
7201 __builtin_delete, and __builtin_vec_delete.
7203 * except.c (output_exception_table): Don't bother with
7206 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
7208 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
7209 is an in/out operand.
7210 (zero extended variants of stwm/stwm patterns): Similarly.
7212 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
7214 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
7216 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
7218 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
7219 (output_call_frame_info): Emit a \n after using it.
7221 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
7223 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
7225 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
7227 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
7228 (ASM_OUTPUT_DWARF_VALUE4): New macro.
7229 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
7231 (output_call_frame_info): Do not output forward label differences
7232 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
7233 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
7235 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7237 * sh.md (attribute "type"): Add nil.
7238 (movsi_ie): y/y alternative is type nil.
7239 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
7241 (movsf_ie+1): Delete.
7243 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
7245 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
7246 large_int, emit two insns instead of one splitable insn.
7247 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
7248 from cfa_temp_value, use cfa_offset. Add assert checking that
7251 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
7253 * cccp.c (deps_output): Properly quote file names for make.
7255 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
7257 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
7259 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
7261 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
7263 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
7265 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
7267 (cse_end_of_basic_block): Similarly.
7269 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
7271 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
7272 (SELECT_RTX_SECTION): Define.
7273 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
7275 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
7277 * Makefile.in (compare, compare-lean): Define $stage for each
7279 (gnucompare, gnucompare-lean): Likewise.
7281 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
7283 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
7285 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
7286 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
7288 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
7290 * dwarfout.c (byte_size_attribute): Add local var upper_bound
7291 and add case to handle STRING_TYPE.
7292 * dwarfout.c (output_string_type_die): Fix code to generate
7293 correct string length attribute for fixed length strings.
7294 Still needs support for varying length strings.
7296 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
7298 * toplev.c (get_run_time): Do something sensible for cygwin32.
7300 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
7302 * expr.c (expand_builtin_setjmp): Set
7303 current_function_has_nonlocal_label.
7304 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
7305 call-saved registers across calls.
7307 * alpha.md (exception_receiver): Remove.
7308 (nonlocal_goto_receiver_osf): New
7309 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
7310 (nonlocal_goto_receiver): New, select _osf or _vms.
7312 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
7313 keep them from being propogated to the object file.
7314 (alpha_write_linkage): Likewise.
7315 * alpha.md (call_vms): Likewise.
7316 (call_value_vms): Likewise.
7317 (unnamed osf call insns): Likewise.
7319 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
7320 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
7322 * alpha.c (call_operand): Any reg is valid for WinNT.
7323 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
7324 (anon nt calls): Add 'R' alternative.
7325 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
7326 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
7328 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
7330 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
7332 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
7333 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7334 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
7336 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
7338 * reload1.c (new_spill_reg): Improve fixed or forbidden register
7339 spill error message.
7341 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7343 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
7344 use varargs.h. Wrap header with <>, not "".
7346 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
7348 * integrate.c (save_for_inline_copying): Add return value from
7351 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
7353 * fixincludes: Be a little more restrictive on what we will
7354 substitute to replace definitions of MAXINT for HPUX.
7356 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
7358 * dbxout.c (dbxout_symbol_location): Don't assume that variables
7359 whose address is the stack or argument pointers are indirect
7362 1997-11-13 Paul Eggert <eggert@twinsun.com>
7364 * cccp.c, cpplib.c (compare_defs):
7365 Don't complain about arg name respellings unless pedantic.
7366 * cpplib.c (compare_defs): Accept pfile as new arg.
7367 All callers changed.
7369 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7371 * fold-const.c (fold_truthop): Fix bug in last change.
7373 1997-11-13 Paul Eggert <eggert@twinsun.com>
7375 Fix some confusion with IEEE minus zero.
7377 * real.h (REAL_VALUES_IDENTICAL): New macro.
7379 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
7380 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
7382 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
7383 same tree structure as 0.0.
7385 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
7386 macro instead of doing it by hand.
7388 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
7390 * v850/lib1funcs.asm: Minor whitespace changes.
7391 * v850.c: Fix minor formatting problems in many places.
7392 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
7394 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
7396 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
7397 xplus1 when xplus0 is not a register.
7399 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
7401 * flow.c (find_basic_blocks): During marking phase, if we encounter
7402 an insn with a REG_LABEL note, make the target block live and
7403 create an edge from the insn to the target block. Do not make
7404 edges from all blocks to the target block.
7406 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
7408 * confiugre.in: Tweak NCR entries.
7409 * configure: Rebuilt.
7411 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
7413 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
7414 pick apart floating point values, instead of using CONST_DOUBLE_LOW
7415 and CONST_DOUBLE_HIGH.
7417 * rs6000.md (define_splits for DF constants): Use the appropriate
7418 REAL_VALUE_* interface to pick apart DF floating point constants in
7419 a machine independent fashion.
7421 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7423 * fold-const.c (fold_truthop): When changing a one-bit comparison
7424 against zero into a comparison against mask, do a proper sign
7427 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
7429 * except.c: Do not include "assert.h".
7430 (save_eh_status): Turn asserts into conditional aborts.
7431 (restore_eh_status, scan_region): Likewise.
7432 * dwarfout.c: Do not include "assert.h".
7433 (bit_offset_attribute): Turn asserts into conditional aborts.
7434 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
7435 (output_inlined_structure_type_die): Likewise.
7436 (output_inlined_union_type_die): Likewise
7437 (output_tagged_type_instantiation): Likewise.
7438 (dwarfout_file_scope_decl): Likewise.
7439 * dwarf2out.c: Do not include "assert.h"
7440 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
7441 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
7442 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
7443 (add_bit_size_attribute, scope_die_for): Likewise.
7444 (output_pending_types_for_scope): Likewise.
7445 (get_inlined_enumeration_type_die): Likewise.
7446 (get_inlined_structure_type_die): Likewise.
7447 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
7448 (gen_tagged_type_instantiation_die): Likewise.
7450 * flow.c (find_basic_blocks): Refine further to get a more correct
7451 cfg, especially in the presense of exception handling, computed
7452 gotos, and other non-trivial cases. Call abort if an inaccuracy
7453 is detected in the cfg.
7455 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7457 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
7459 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
7460 (skip_white_space): Use whitespace_cr.
7461 (check_newline): Handle whitespace more consistently.
7463 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
7465 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
7466 * i386/xm-cygwin32.h (POSIX): Define.
7468 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
7470 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
7471 is available elsewhere.
7473 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
7475 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
7476 what the instruction can handle.
7478 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
7480 * stmt.c (expand_decl_cleanup_no_eh): New fn.
7482 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
7484 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
7486 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
7487 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
7489 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
7491 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
7492 swap instruction order.
7494 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
7496 * fixinc.svr4 (__STDC__): Add another case.
7498 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7500 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
7501 addresses in the epilogue delay slot.
7503 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
7505 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
7506 in generated `specs' file.
7508 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
7510 * flags.h (flag_rerun_loop_opt): Declare.
7511 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
7512 * toplev.c (flag_rerum_loop_opt): Delete static.
7514 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7516 Bring over from FSF:
7518 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7520 * va-sh.h (__va_arg_sh1): Define.
7522 SH3E doesn't use any integer registers for subsequent arguments
7523 once a non-float value was passed in the stack.
7524 * sh.c (machine_dependent_reorg): If optimizing, put explicit
7525 alignment in front label for ADDR_DIFF_VEC.
7526 * sh.h (PASS_IN_REG_P): Fix SH3E case.
7527 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
7529 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7531 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
7534 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7536 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
7537 put an use_sfunc_addr before each sfunc.
7538 * sh.md (use_sfunc_addr, dummy_jump): New insns.
7539 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
7541 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7543 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
7545 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
7547 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
7550 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
7552 * alias.c (find_base_value): Only return the known base value for
7555 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
7557 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
7558 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
7560 (prologue_get_pc_and_set_got): New pattern.
7562 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
7564 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
7565 for SUBREG, just fall through.
7567 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
7569 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
7571 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
7573 * fixincludes: Fix "hypot" prototype in NeXT math.h.
7575 * Makefile.in (USE_ALLOCA): Always include alloca.o.
7576 (USE_HOST_ALLOCA): Likewise.
7578 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
7579 and LABEL_REFS fields.
7580 * rtl.h (LABEL_REFS): Update.
7582 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
7584 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
7585 sets i2dest. When calling distribute_notes for i3dest_killed, pass
7586 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
7589 * mips.md (insv, extzv, extv): Add change_address call.
7590 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
7592 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
7594 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
7596 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
7597 save_restore_insns if no FP and GP will be restored.
7599 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
7600 Convert CCmode to word_mode before calling GET_MODE_SIZE.
7602 * acconfig.h (HAVE_INTTYPES_H): Undef.
7603 * configure.in (inttypes.h): Check for conflicts between sys/types.h
7604 and inttypes.h, and verify that intmax_t is defined.
7605 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
7606 * config/mips/x-iris3: Likewise.
7608 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
7610 * alias.c (find_base_value): When copying arguments, return the
7611 tenative value for a hard register.
7613 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
7615 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
7616 (yylex): Record wide strings using target endianness, not host.
7618 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
7620 * mn10200.h (ASM_OUTPUT_BSS): Delete.
7621 (ASM_OUTPUT_ALIGNED_BSS): New macro
7622 * mn10300.h (ASM_OUTPUT_BSS): Delete.
7623 (ASM_OUTPUT_ALIGNED_BSS): New macro.
7624 * v850.h (ASM_OUTPUT_BSS): Delete.
7625 (ASM_OUTPUT_ALIGNED_BSS): New macro.
7627 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7629 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
7631 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
7633 * configure.in (sco5): Use cpio to install header files.
7635 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
7637 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
7639 * configure: Rebuild.
7641 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
7643 * i386/sco5.h: enable -gstabs once again.
7645 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
7647 * arm.c (output_move_double): Allocate 3 entries in otherops array.
7649 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
7651 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
7652 notes for sjlj exceptions too.
7653 (expand_eh_region_end): Similarly for EH_REGION_END notes.
7654 (exception_optimize): Optimize EH regions for sjlj exceptions too.
7655 * final.c (final_scan_insn): Don't output labels for EH REGION
7656 notes if doing sjlj exceptions.
7658 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
7660 * alias.c (init_alias_analysis): Handle -fno-alias-check when
7661 optimizing correctly.
7663 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
7664 or set current_function_calls_setjmp anymore.
7666 * flow.c (find_basic_blocks): If we delete the label for an
7667 exception handler, remove it from the EH label list and remove
7668 the EH_BEGIN/EH_END notes for that EH region.
7670 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
7672 * flow.c (find_basic_blocks): Generate correct flow control
7673 information when exception handling notes are present.
7675 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
7677 * dwarf2out.c (output_call_frame_info): Fix length argument
7678 to ASM_OUTPUT_ASCII.
7679 (output_die, output_pubnames, output_line_info): Likewise.
7681 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
7683 * version.c: Bump for snapshot.
7685 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
7686 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
7687 flag_debug_asm is on.
7688 (output_die, output_pubnames, output_line_info): Likewise.
7690 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
7691 and static_chain_rtx into the potential base values array if
7694 * alias.c (new_reg_base_value): New array of potential base values.
7695 (unique_id): Now file scoped static.
7696 (find_base_value, case REG): Return the value in reg_base_value
7697 array for the REG if it exists. Else, return the value from
7698 new_reg_base_value if copying args and REG is a hard register.
7699 (find_base_value, case PLUS): If either operand of the PLUS is
7700 a REG, try to get its base value. Handle base + index and
7702 (record_set): Use new_reg_base_value instead of reg_base_value.
7703 (init_alias_analysis): Allocate space for new_reg_base_value too.
7704 Rework code to iterate over the insns propagating base value
7705 information until nothing changes.
7707 * global.c (global_alloc): Free the conflict matrix after
7708 reload has finished.
7710 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
7712 * libgcc2.c (L_eh): Define __eh_pc.
7713 Replace __eh_type with generic pointer __eh_info.
7715 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
7717 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
7718 use copy_to_reg if address is not a general_operand.
7720 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7722 * profile.c (output_func_start_profiler): Clear flag_inline_functions
7723 for the duration of the call to rest_of_compilation.
7725 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
7727 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
7729 (sparc*-*-*): Recognize --with-cpu=v9.
7730 * sparc/elf.h: New file.
7731 * sparc/t-elf: New file.
7733 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
7735 * mn10300.c (const_8bit_operand): New function.
7736 (mask_ok_for_mem_btst): New funtion.
7737 * mn10300.md (btst patterns with mem operands): Use new functions
7738 to avoid creating btst instructions with invalid operands.
7740 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
7742 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
7743 are running on PowerPC Linux.
7745 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
7747 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
7748 if not previously defined.
7750 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
7752 * function.c (assign_parms): Correct mode of stack_parm if
7753 entry_parm underwent a mode conversion.
7755 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
7757 * global.c (global_alloc): Use xmalloc instead of alloca for
7758 CONFLICTS, since max_allocno * allocno_row_words alone can be more
7759 than 2.5Mb sometimes.
7761 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
7763 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
7764 DEST for the spill, adjust mode of SRC to compensate.
7766 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
7768 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
7769 since any_memory_operand() allows pseudos during reload.
7770 (reload_inhi, reload_outqi, reload_outhi): Likewise.
7772 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
7774 * m68k.md (btst patterns): Add 5200 support.
7776 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
7778 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
7779 optimizations, look inside dividend to determine if the expression
7780 can be simplified by using EXACT_DIV_EXPR.
7782 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
7785 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
7787 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
7789 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
7791 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
7793 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
7796 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
7798 * alpha.md (movqi, movhi): Make sure new insns created during reload
7799 won't need reloading themselves.
7800 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
7802 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
7804 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
7806 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
7808 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
7809 Patch from Klaus Kaempf <kkaempf@progis.de>.
7811 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
7813 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
7814 to an element in a constant string.
7816 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
7818 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
7819 bit PC-relative offset. The exception range table pointer is now in
7821 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
7822 (count_fdes, add_fdes, get_cie): Adjust.
7823 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
7826 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
7828 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
7830 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
7831 like stack_pointer_rtx.
7833 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
7835 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
7836 targets using "$@" to provide support for similar but not identical
7837 targets without having to duplicate code.
7838 (bootstrap4): New goal.
7840 * Makefile.in (compare, compare-lean, compare3): Combined to one
7841 ruleset determining actions to be performed via $@.
7842 (compare4, compare4-lean): New targets.
7843 (gnucompare, gnucompare3): Combined to one ruleset determining
7844 actions to be performed via $@. Also, note which files failed
7845 the comparison test in .bad_compare.
7846 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
7848 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
7850 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
7851 if the dividend is a multiple of the divisor.
7853 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
7855 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
7857 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
7860 * alias.c (true_dependence): Fix typo.
7862 * toplev.c (flag_rerun_loop_opt): New variable.
7863 (f_options): Handle -frerun-loop-opt.
7864 (rest_of_compilation): If -frerun-loop-opt, then run the loop
7866 (main): Enable -frerun-loop-opt by default for -O2 or greater.
7868 * loop.c (simplify_giv_expr): Adding two invariants results
7871 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
7873 * expr.c (get_inner_reference): Remove the array bias after
7874 converting the index to Pmode.
7876 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
7878 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
7879 (TARGET_MULT_BUG): Define.
7880 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
7881 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
7883 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
7885 * mn10200.c (indirect_memory_operand): Delete unused function.
7886 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
7887 * mn10200.md (bset, bclr insns): Handle output in a reg too.
7889 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
7891 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
7892 the callee's ldgp, we must do it ourselves, and we use the jsr tag
7893 for more than scheduling.
7895 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
7897 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
7899 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
7901 * mn10300.c (symbolic_operand, legitimize_address): New functions.
7902 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
7903 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
7905 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
7907 * version.c: Bump for snapshot.
7909 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7911 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
7914 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
7916 * toplev.c (flag_exceptions): Default value is 2.
7917 (compile_file): If flag_exceptions still has the value 2, then
7920 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
7921 (rs6000_save_machine_status): Save pic_offset_table_rtx.
7922 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
7924 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
7927 * rs6000.md (*movsi_got_internal_mem): New pattern.
7928 (*movsi_got_internal_mem splitter): New define_split.
7930 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
7932 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
7934 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
7936 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
7937 only need to save LR.
7939 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
7941 * mn10300.md (movqi, movhi): Avoid using address registers as
7942 destinations unless absolutely necessary.
7944 * mn10200.c (expand_prologue): Fix typo.
7946 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
7948 * mn10200.md (neghi2): Provide an alternative which works if
7949 the input and output register are the same.
7951 * mn10300.c (print_operand): Handle 'S'.
7952 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
7953 shift amount in last alternative
7955 * mn10300.c (expand_epilogue): Rework to handle register restores
7956 in "ret" and "retf" instructions correctly.
7958 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
7960 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
7961 extzv for memory operands.
7963 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
7964 redundant conditional moves to single operand.
7966 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
7968 * v850.h: Move define of __v850__ from CPP_PREDEFINES
7971 * xm-v850.h: Use __v850 rather than __v850__ to
7974 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
7976 * mips/mips.c (compute_frame_size): Not a leaf function if
7979 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
7981 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
7983 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
7985 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
7986 (DEFAULT_ARCH32_P): New macro.
7987 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
7988 (enum cmodel): Declare.
7989 (sparc_cmodel_string,sparc_cmodel): Declare.
7990 (SPARC_DEFAULT_CMODEL): Provide default.
7991 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
7992 (TARGET_FULLANY): Deleted.
7993 (TARGET_CM_MEDMID): New macro.
7994 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
7995 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
7996 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
7997 (CPP_SPEC): Rewrite.
7998 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
7999 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
8000 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
8001 (ASM_SPEC): Add %(asm_arch).
8002 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
8003 Rename asm_default to asm_cpu_default.
8004 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
8005 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
8006 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
8007 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
8008 (MASK_INT64,MASK_LONG64): Delete.
8009 (MASK_ARCH64): Renamed to MASK_64BIT.
8010 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
8011 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
8012 (TARGET_SWITCHES): Always provide 64 bit options.
8013 (ARCH64_SWITCHES): Delete.
8014 (TARGET_OPTIONS): New option -mcmodel=.
8015 (INT_TYPE_SIZE): Always 32.
8016 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
8017 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
8018 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
8019 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
8020 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
8022 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8023 * sparc/linux.h: Likewise.
8024 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
8025 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
8026 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
8027 (SPARC_DEFAULT_CMODEL): Define.
8028 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8029 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8030 (LONG_DOUBLE_TYPE_SIZE): Define.
8031 (ASM_SPEC): Add %(asm_arch).
8032 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8033 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8034 (TARGET_CPU_DEFAULT): Add ultrasparc case.
8035 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
8036 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
8037 (SPARC_DEFAULT_CMODEL): Define.
8038 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
8039 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
8040 MASK_LONG64, MASK_MEDANY.
8041 (SPARC_DEFAULT_CMODEL): Define.
8042 (CPP_PREDEFINES): Delete.
8043 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
8044 (ASM_SPEC): Add %(asm_arch).
8045 (LONG_DOUBLE_TYPE_SIZE): Define.
8046 (DWARF2_DEBUGGING_INFO): Define.
8047 * sparc/splet.h (CPP_SPEC): Delete.
8048 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
8049 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
8050 (BLOCK_PROFILER): Likewise.
8051 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
8052 (sparc_override_options): Handle code model selection.
8053 (sparc_init_expanders): Renamed from sparc64_init_expanders.
8054 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
8055 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
8056 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
8057 (sethi_di_fullany): Delete.
8059 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
8060 Jeff Law <law@cygnus.com>
8061 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8063 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
8064 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
8065 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
8066 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
8067 * alpha/alpha.md (arg_home): Likewise.
8069 * alpha/alpha.c (vmskrunch): Delete
8070 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
8071 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
8072 truncate to 64 characters.
8074 * make-l2.com: Support openVMS/Alpha.
8076 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
8078 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8080 * longlong.h (count_leading_zeros): Add missing casts to USItype.
8082 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
8084 * i386/bsd386.h (ASM_COMMENT_START): Define.
8086 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
8088 * tree.c (restore_tree_status): Also free up temporary storage
8089 when we finish a toplevel function.
8090 (dump_tree_statistics): Print stats for backend obstacks.
8092 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
8094 * expr.c (use_group_regs): Don't call use_reg for MEMs.
8096 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
8098 * libgcc2.c (__throw): Don't copy the return address.
8099 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
8101 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
8102 * toplev.c (main): Initialize exceptions_via_longjmp.
8104 * tree.c: Add extra_inline_obstacks.
8105 (save_tree_status): Use it.
8106 (restore_tree_status): If this is a toplevel inline obstack and we
8107 didn't want to save anything on it, recycle it.
8108 (print_inline_obstack_statistics): New fn.
8109 * function.c (pop_function_context_from): Pass context to
8110 restore_tree_status.
8111 * obstack.h (obstack_empty_p): New macro.
8113 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
8115 * i386/freebsd.h (ASM_COMMENT_START): Fix.
8117 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
8119 * v850.c (ep_memory_offset): New function.
8120 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
8122 * v850.h (CONST_OK_FOR_*): Add and correct comments.
8123 (CONSTANT_ADDRESS_P): Add comment.
8124 (EXTRA_CONSTRAINT): Define 'U'.
8125 * v850.md: Add comments on bit field instructions.
8126 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
8127 (lshrsi3): Use N not J constraint.
8129 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
8131 * v850.c (reg_or_0_operand): Call register_operand.
8132 (reg_or_int5_operand): Likewise.
8133 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
8134 (TARGET_SWITCHES): Add "big-switch".
8135 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
8136 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
8137 (CASE_DROPS_THROUGH): Comment out.
8138 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
8139 * v850.md (cmpsi): Delete compare mode.
8140 (casesi): New pattern.
8142 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
8143 * v850.md (ashlsi3): Use SImode not QImode for shift count.
8144 (lshrsi3): Likewise.
8146 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
8147 unreachable switch statement after 'b' support. Remove "b" from
8148 strings for 'b' support.
8149 * v850.md (branch_normal, branch_invert): Change %b to b%b.
8151 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
8153 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
8154 empty line if @inhibit_libc@ is empty.
8156 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
8158 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
8159 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
8160 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8161 (DWARF2_UNWIND_INFO): Let this track object file format.
8162 (EXTRA_SECTIONS): Add in_eh.
8163 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
8164 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
8166 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8168 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
8169 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
8171 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
8172 (output_double_int): Output DI mode values correctly when
8173 HOST_BITS_PER_WIDE_INT is 64.
8174 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
8175 fmovd so it works if a quad float ends up in one of the upper 32
8177 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
8178 necessary for PIC support on sparc64.
8180 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
8182 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
8183 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
8184 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
8185 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
8186 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
8187 (SPARC_FP_ARG_FIRST): New macro.
8188 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
8189 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
8190 (NPARM_REGS): There are 32 fp argument registers now.
8191 (FUNCTION_ARG_REGNO_P): Likewise.
8192 (FIRST_PARM_OFFSET): Update to new v9 abi.
8193 (REG_PARM_STACK_SPACE): Define for arch64.
8194 (enum sparc_arg_class): Delete.
8195 (sparc_arg_count,sparc_n_named_args): Delete.
8196 (struct sparc_args): Redefine and use for arch32 as well as arch64.
8197 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
8198 (FUNCTION_ARG_ADVANCE): Rewrite.
8199 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
8200 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
8201 (FUNCTION_ARG_CALLEE_COPIES): Delete.
8202 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
8203 (STRICT_ARGUMENT_NAMING): Define.
8204 (doublemove_string): Declare.
8205 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
8206 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
8207 (doublemove_string): New function.
8208 (output_move_quad): Clean up some of the arch64 support.
8209 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
8210 Don't add 8 bytes of reserved space if arch64.
8211 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
8212 (init_cumulative_args): New function.
8213 (function_arg_slotno): New static function.
8214 (function_arg,function_arg_partial_nregs): New functions.
8215 (function_arg_{pass_by_reference,advance}): New functions.
8216 (function_arg_padding): New function.
8217 * ginclude/va-sparc.h: Rewrite v9 support.
8219 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
8221 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
8222 for hard regs to determine base and index registers.
8224 * reload.c (debug_reload_to_stream): New function. Specify stream
8225 into which to write debug info.
8226 (debug_reload): Modify to call debug_reload_to_stream with stderr.
8228 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
8230 * combine.c (can_combine_p): Don't combine with an asm whose
8231 output is a hard register.
8233 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
8235 * c-decl.c (start_struct): Ensure that structs with forward
8236 declarations are in fact packed when -fpack-struct is given.
8238 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
8239 we are packing a structure. This allows a structure with only
8240 bytes to be aligned on a byte boundary and have no padding on a
8243 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8245 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
8247 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
8249 * alpha.c (alpha_return_addr_rtx): New variable.
8250 (alpha_save_machine_status): New; save it.
8251 (alpha_restore_machine_status): New; restore it.
8252 (alpha_init_expanders): New; clear it.
8253 (alpha_return_addr): New; set it.
8254 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
8255 is overly conservative, so search the insns explicitly.
8256 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
8257 (alpha_sa_size [VMS && !VMS]): Likewise.
8258 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
8259 (INIT_EXPANDERS): New definition.
8261 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
8262 (output_prolog [!VMS]): Use them.
8264 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
8265 (alpha_does_function_need_gp): ... a new function. Refine the
8266 CALL_INSN test to just TYPE_JSR.
8267 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
8269 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
8271 * version.c: Bump for snapshot.
8273 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8275 * pa.c (move_operand): Respect -mdisable-indexing.
8276 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
8278 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
8280 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
8282 (umulsidi3,umulsi3_highpart): Ditto.
8283 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
8285 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
8287 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
8288 (alpha_handle_trap_shadows): ... a new function. Handle the entire
8289 function in one go. Emit RTL for trapb, instead of printf directly.
8290 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
8291 (trap_pending): Kill global variable.
8292 (output_epilog): Don't call final_prescan_insn.
8293 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
8294 * alpha.h (FINAL_PRESCAN_INSN): Remove.
8295 (MACHINE_DEPENENT_REORG): Define.
8296 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
8299 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
8301 Tune Haifa scheduler for Alpha:
8302 * alpha.h (ISSUE_RATE): Define.
8303 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
8304 EV4 adjustments to EV5.
8305 * alpha.md: Remove all scaling from function unit delays. Rework
8306 EV5 function units to match the CPU.
8307 (umuldi3_highpart): EV5 added the IMULH insn class.
8309 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
8311 * pa.c (following_call): Fail if the CALL_INSN is an indirect
8314 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
8316 * cplus-dem.c (demangle_signature): Don't look for return types on
8317 constructors. Handle member template constructors.
8319 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
8321 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
8322 * tree.h: Declare them.
8324 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
8326 * configure.in: Handle --with-newlib.
8327 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
8329 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
8331 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
8333 * config/ptx4.h: Fix typo.
8335 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
8337 * version.c: Bump for snapshot.
8339 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
8341 * aclocal.m4: Substitute INSTALL.
8342 * configure: Re-built.
8344 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
8346 * integrate.c (save_for_inline_copying): Avoid undefined pointer
8348 (expand_inline_function): Likewise.
8350 * dwarf2out.c (output_call_frame_info): Reinstate last change
8351 using flag_debug_asm check instead of flag_verbose_asm.
8353 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
8355 * dwarf2out.c (output_call_frame_info): Remove last change.
8357 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8359 * frame.c (__frame_state_for): Execute the FDE insns until the
8360 current pc value is strictly bigger than the target pc value.
8362 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
8364 * regclass.c (init_reg_modes): If we can't find a mode for the
8365 register, use the previous one.
8367 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
8369 * haifa-sched.c (print_block_visualization): Call fprintf directly,
8370 don't sprintf through an alloca'ed buffer.
8372 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
8374 * reload.c (decompose): Always initialize val.base.
8376 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
8378 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
8379 instead of aborting.
8380 * dwarf2out.c (output_call_frame_info): Call app_enable and
8381 app_disable to let GNU as accept the generated comments.
8383 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
8385 * tree.h (get_file_function_name): Add declaration.
8386 * dwarf2out.c (output_call_frame_info): No need to cast
8387 get_file_function_name call anymore.
8388 * profile.c (toplevel): Remove get_file_function_name
8390 * c-lang.c (finish_file): Ditto.
8392 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
8394 * Makefile.in (program_transform_name): Let autoconf substitute
8397 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
8399 * haifa-sched.c (schedule_block): If the first real insn in a
8400 block has any special notes attached to it, remove them.
8402 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
8404 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
8406 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
8408 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
8410 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
8412 * Makefile.in (check-g77): New test target.
8413 (CHECK-TARGETS): Add check-g77.
8415 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
8417 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
8419 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
8421 * flow.c (print_rtl_with_bb): Cast alloca return value for
8424 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
8426 * i386.h (RETURN_ADDR_RTX): New definition that works for
8427 __builtin_return_address(0) and -fomit-frame-pointer.
8429 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
8431 Bring over from FSF.
8432 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
8434 * mips.c (function_arg): Handle passing a struct
8435 containing a double in a DFmode register without the PARALLEL.
8437 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
8439 * pexecute.c: Use spawn if __CYGWIN32__.
8441 * pexecute.c: Include "config.h" first, as per autoconf manual
8442 (from Paul Eggert <eggert@twinsun.com>).
8444 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
8446 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
8447 optimisation for f/expr.o and f/stb.o.
8449 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
8451 * cse.c (this_insn_cc0_mode): Initialize.
8453 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
8455 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
8457 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
8459 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
8461 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
8462 that pair will dual-issue on the 21164 and plus+beq won't.
8463 (bne): Likewise for cmpeq+beq.
8465 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
8467 * except.c (find_exception_handler_labels): Correct argument to free.
8469 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
8471 * except.c (find_exception_handler_labels): Free LABELS when we're
8474 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
8476 * version.c: Bump for snapshot.
8478 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
8480 * flow.c (find_basic_blocks): Mark calls as potentially jumping
8483 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
8485 * configure.in: Substitute for "install" too.
8486 * configure: Rebuilt.
8488 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
8490 * Makefile.in (bootstrap-lean, compare-lean): New targets.
8492 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
8494 * alias.c (base_alias_check): Two symbols can conflict if they
8495 are accessed via AND.
8496 (memrefs_conflict_p): Likewise.
8498 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
8499 after flushing argument registers to the stack.
8501 * Makefile.in (mostlyclean): Remove .regmove files.
8503 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
8505 * libgcc2.c (__throw): Fix thinko.
8507 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
8509 * cplus-dem.c (demangle_template): Add new parameter. Handle new
8510 template-function mangling.
8511 (consume_count_with_underscores): New function.
8512 (demangle_signature): Handle new name-mangling scheme.
8514 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
8516 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
8519 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
8521 * frame.c: Remove last change.
8522 * dwarf2.h: Remove last change.
8523 * tree.h: Add declarations of DWARF2 unwind info support
8526 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
8528 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
8529 * tree.h (built_in_function): Likewise.
8530 * expr.c (expand_builtin): Likewise.
8531 * except.h: Likewise.
8532 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
8533 * libgcc2.c (copy_reg): New fn.
8536 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
8538 * c-typeck.c (build_binary_op): Warn about comparing signed vs
8539 unsigned if -W is specified and -Wno-sign-compare is not.
8540 * c-decl.c (warn_sign_compare): Initialize to -1.
8541 (c_decode_option): -Wall no longer implies -Wsign-compare.
8543 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8545 * frame.c: Include gansidecl.h for PROTO.
8546 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
8547 defined. Don't declare dwarf2out_cfi_label here.
8548 * dwarf2.h: Add declarations of DWARF2 unwind info support
8550 * m68k.c: Include dwarf2.h.
8551 (output_function_prologue): Add dwarf2 support.
8552 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
8553 (INCOMING_FRAME_SP_OFFSET): Likewise.
8555 * integrate.c (expand_inline_function): Make sure there is at
8556 least one insn that can be used as an insertion point.
8558 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
8560 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
8562 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
8564 * version.c: Bump for snapshot.
8566 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
8568 Bring over from FSF.
8570 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
8572 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
8573 (get_pc_via_rdpc): Renamed from get_pc_sp64.
8574 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
8576 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
8578 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
8579 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
8581 (sparc_align_{loops,jumps,funcs}_string): Declare.
8582 (sparc_align_{loops,jumps,funcs}): Declare.
8583 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
8584 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
8585 (STACK_BIAS): Define.
8586 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
8588 (SPARC_SETHI_P): New macro.
8589 (CONST_OK_FOR_LETTER_P): Use it.
8590 (ASM_OUTPUT_ALIGN_CODE): Define.
8591 (ASM_OUTPUT_LOOP_ALIGN): Define.
8592 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
8593 (sparc_align_{loops,jumps,funcs}): New globals.
8594 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
8596 (move_operand): Use SPARC_SETHI_P.
8597 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
8599 (arith11_double_operand): Likewise.
8600 (arith10_double_operand): Likewise.
8601 (finalize_pic): Finish sparc64 support.
8602 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
8603 64 bit constants if able.
8604 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
8605 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
8607 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
8608 (get_pc_sp32): Use for sparc64 as well.
8609 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
8610 (sethi_di_sp64_const): Likewise.
8611 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
8612 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
8613 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
8615 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
8617 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
8618 * sparc/linux.h (COMMENT_BEGIN): Likewise.
8619 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
8621 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
8623 Add sparc64 linux support.
8624 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
8625 to xm_file list on 32-bit sparc-linux.
8626 * sparc/xm-sp64.h: New file.
8627 * sparc/linux64.h: New file.
8628 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
8629 Don't include xm-sparc.h.
8630 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
8631 * glimits.h (LONG_MAX): Handle sparc64.
8633 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
8635 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
8636 * sparc.h (ASM_COMMENT_START): Define.
8637 * sparc.c (output_function_prologue): Use it.
8638 (sparc_flat_output_function_{epi,pro}logue): Likewise.
8640 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
8642 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
8643 use sparc.h's copies.
8644 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
8647 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8649 * sparc.c (dwarf2out_cfi_label): Add declaration.
8650 (save_regs, output_function_prologue): Remove cast for it.
8651 (sparc_flat_{save_restore,output_function_prologue): Likewise.
8652 ({save,restore}_regs): No longer inline.
8654 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8656 * fold-const.c (make_range): Correctly handle cases of converting
8657 from unsigned to signed type.
8659 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8661 * fold-const.c (merge_ranges): Make sure that if one range is subset
8662 of another, it will always be the second range. Correct (+,-) case to
8665 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
8667 * final.c (final_end_function): Also do dwarf2 thing if
8668 DWARF2_DEBUGGING_INFO.
8669 (final_start_function): Likewise.
8671 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
8673 * expmed.c (expand_divmod): If compute_mode is not the same as
8674 mode, handle the case where convert_modes() causes op1 to no
8675 longer be a CONST_INT.
8677 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
8678 note holding get_jump_flags() calculation to all JUMP_INSNs.
8679 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
8680 * rtl.c (reg_note_name): Add new note types.
8682 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
8684 * rtlanal.c (computed_jump_p): Fix typo in last change.
8686 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8688 * loop.c (indirect_jump_in_function_p): Return 0
8691 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
8693 * rs6000/xm-rs6000.h: Fix thinko in last change.
8694 * rs6000/xm-sysv4.h: Likewise.
8696 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
8698 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
8700 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
8702 * reg-stack.c (find_blocks): Fix thinko in last change.
8704 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8706 * m68k.c (output_function_prologue): Add dwarf2 support.
8708 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
8709 INCOMING_FRAME_SP_OFFSET): New definitions.
8711 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
8713 * combine.c (try_combine): Use NULL_RTX instead of '0' where
8714 appropriate in calls to gen_rtx().
8715 * cse.c (cse_main): Likewise.
8716 * emit-rtl.c (gen_label_rtx): Likewise.
8717 * expr.c (init_expr_once): Likewise.
8718 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
8719 sched_analyze, init_rgn_data_dependences,
8720 compute_block_backward_dependences): Likewise.
8721 * sched.c (schedule_insns): Likewise.
8722 * varasm.c (immed_double_const): Likewise.
8724 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
8725 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
8727 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
8729 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
8730 (MULTILIB_DEFAULTS): Define.
8731 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
8732 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
8733 (LIBGCC_SPEC): Likewise.
8734 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
8735 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
8736 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
8737 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
8738 (EXTRA_PARTS, TAROUTOPTS): Delete.
8739 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
8740 (MULTILIB_OPTIONS): Define.
8741 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
8742 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
8744 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
8746 * version.c: Bump for snapshot.
8748 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
8750 * loop.c (loop_number): Delete function. Change all references
8751 to use uid_loop_num array.
8752 * loop.h (loop_number): Delete declaration.
8753 * unroll.c (unroll_loop): Change "loop_number" references to
8754 use uid_loop_num instead.
8756 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
8758 (loop_unroll_iter): Remove unused variable and all references.
8759 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
8760 (insert_bct): Fix minor formatting problems.
8761 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
8762 (loop_unroll_iter): Removed unused decl.
8763 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
8764 Always record the unrolling factor.
8766 * cse.c (simplify_relational_operation): Set h0u just like h0s.
8767 Similarly for h1u and h1s.
8769 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
8770 (find_basic_blocks): Use computed_jump_p to determine if a
8771 particular JUMP_INSN is a computed jump.
8772 * reg-stack.c (find_blocks): Use computed_jump_p to determine
8773 if a particular JUMP_INSN is a computed jump.
8774 * rtlanal.c (jmp_uses_reg_or_mem): New function.
8775 (computed_jump_p): Likewise.
8776 * rtl.h (computed_jump_p): Declare.
8777 * genattrtab.c (pc_rtx): Define and initialize.
8778 * loop.c (loop_optimize): Always determine if the current
8779 function has a computed jump.
8780 (indirect_jump_in_function_p): Use computed_jump_p to determine
8781 if a particular JUMP_INSN is a computed jump.
8783 * loop.c (fix_bct_param): Delete unused function.
8784 (check_bct_param): Likewise.
8786 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
8788 * frame.c (__deregister_frame): Check properly for initialized object.
8790 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
8792 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
8794 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
8796 * jump.c (thread_jumps): check can_reverse_comparison_p before
8797 threading a reversed-condition jump.
8799 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
8800 * haifa-sched.c (update_flow_info): Likewise.
8802 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
8804 * Makefile.in (BOOT_CFLAGS): Use -O2.
8806 * configure.in (strtoul, bsearch): Have autoconf check for these
8808 * configure, config.in: Rebuilt.
8810 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
8811 * mips/mips.h (alloca): Likewise.
8812 * rs6000/xm-rs6000.h (alloca): Likewise.
8813 * rs6000/xm-sysv4.h: Likewise.
8815 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
8817 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
8818 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
8819 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
8821 * except.c (end_eh_unwinder): Subtract 1 from return address.
8822 * libgcc2.c (__throw): Likewise.
8823 (find_exception_handler): Don't change PC here. Compare end with >.
8825 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
8827 * v850.c (compute_register_save_size): Correct register
8829 * v850.md (save_interrupt, return_interrupt): Correct
8831 * v850/lib1funcs.asm (save_interrupt): Correct register number.
8832 (return_interrupt): Use stack pointer, not element pointer.
8834 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
8836 * configure.in, configure: Make sure to create the stage* and include
8837 symbolic links in each subdirectory.
8839 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
8841 * pa.md (reload_peepholes): Don't allow addresses with side
8842 effects for the memory operand.
8844 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
8846 * libgcc2.c (find_exception_handler): Subtract one from our PC when
8847 looking for a handler, to avoid hitting the beginning of the next
8850 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
8852 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
8854 * mips/abi64.h (LONG_MAX_SPEC): Define.
8855 * mips.h (LONG_MAX_SPEC): Define.
8856 (CPP_SPEC): Include long_max_spec.
8857 (EXTRA_SPECS): Include long_max_spec.
8859 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
8861 * v850.c (construct_save_jarl): Fix thinko in last change.
8863 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
8865 * version.c: Bump for snapshot.
8867 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
8869 * libgcc2.c (find_exception_handler): Not found is -1.
8871 * integrate.c (expand_inline_function): Move expand_start_bindings
8872 after expanding the arguments.
8874 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
8876 * expr.c (expand_expr): Remove previous incorrect change.
8877 If target and slot has no DECL_RTL, then call mark_addressable
8878 again for the slot after we give it RTL.
8880 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
8882 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
8883 again for the slot after we give it RTL.
8885 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
8887 * v850.c (register_is_ok_for_epilogue,
8888 pattern_is_ok_for_epilogue, construct_restore_jr,
8889 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
8891 * v850.h (pattern_is_ok_for_prologue,
8892 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
8895 * v850.md: Replace prologue and epilogue patterns with a
8896 match_parallel pattern.
8898 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
8900 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
8901 * configure.in: Use EGCS_PROG_INSTALL.
8903 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
8905 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
8906 extern inline function.
8908 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
8910 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
8911 (concat_loc_descriptor): New function.
8912 (loc_descriptor): Call it.
8913 (add_AT_location_description): Also elide the descriptor if both
8914 halves of a CONCAT are pseudos.
8915 (add_location_or_const_value_attribute): Recognize CONCAT too.
8917 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
8919 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
8921 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
8922 out-or-range reg_offset.
8923 (output_epilog): Likewise.
8925 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
8927 * cse.c (simplify_relational_operation): If MODE specifies a
8928 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
8929 is derived from the sign bit of the low word.
8931 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
8933 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
8935 * dwarf2.h: Add DW_CFA_GNU_args_size.
8936 * frame.c (execute_cfa_insn): Likewise.
8937 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
8938 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
8939 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
8940 insn, hand it off to dwarf2out_stack_adjust.
8941 (dwarf2out_begin_prologue): Initialize args_size.
8942 * frame.h (struct frame_state): Add args_size.
8943 * libgcc2.c (__throw): Use args_size.
8944 * final.c (final_scan_insn): If we push args, hand off all insns
8945 to dwarf2out_frame_debug.
8946 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
8948 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
8949 Handle epilogue restore of SP from FP.
8950 * emit-rtl.c (gen_sequence): Still generate a sequence if the
8951 lone insn has RTX_FRAME_RELATED_P set.
8953 * frame.c (extract_cie_info): Handle "e" augmentation.
8954 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
8955 absence of UNALIGNED_*_ASM_OP.
8956 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
8957 (output_call_frame_info): Use "e" instead of "z" for augmentation.
8958 Don't emit augmentation fields length.
8959 (dwarf2out_do_frame): Move outside of #ifdefs.
8960 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
8963 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
8964 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
8965 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
8966 * sparc/sun4gas.h: New file.
8967 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
8969 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
8970 __register_frame_table and __deregister_frame.
8972 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
8974 * except.c (find_exception_handler_labels): Use xmalloc instead of
8975 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
8978 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
8980 * Makefile.in: Various changes to build info files
8981 in the object tree rather than the source tree.
8983 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
8985 * fixinc.math: New file to fix math.h on some systems.
8986 * configure.in (freebsd, netbsd): Use fixinc.math on these
8988 * configure: Rebuilt.
8990 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
8992 * regmove.c (regmove_optimize): If we end up moving the
8993 original insn due to lifetime overlaps, make sure to move
8996 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
8998 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
9000 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
9002 * haifa-sched.c (add_branch_dependences): Make each insn in
9003 a SCHED_GROUP_P block explicitly depend on the previous insn.
9005 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9007 * except.h: Prototype dwarf2 hooks.
9010 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
9012 * configure.in (native_prefix): Delete.
9013 (mips-dec-netbsd): Don't set prefix.
9014 (*linux*): Don't set prefix.
9016 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
9018 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
9019 defined. If not defined, include <sys/varargs.h> if
9020 HAVE_SYS_VARARGS_H is defined.
9021 * configure.in: Test for varargs.h and sys/varargs.h.
9022 * configure: Regenerate with autoconf.
9023 * config.in: Regenerate with autoheader.
9025 * cpplib.c (quote_string): Cast first arg of sprintf call
9026 from "unsigned char *" to "char *".
9027 (output_line_command): Ditto.
9028 (macroexpand): Ditto.
9029 (do_line): Cast atoi arg from "unsigned char *" to "char *".
9031 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
9033 * version.c: Bump for snapshot.
9035 * Makefile.in (compare): Exit with nonzero status if there
9036 are comparison failures. Note which files failed the
9037 comparison test in .bad_compare.
9039 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9041 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
9043 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
9045 * Makefile.in (LN, LN_S): New macros, use where appropriate.
9046 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
9047 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
9048 * configure: Regenerated.
9050 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
9052 * loop.c (strength_reduce): Fix typo.
9054 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
9056 * m88k/m88k.c (struct option): Rename to struct options.
9057 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
9058 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
9059 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
9060 __DOLPHIN__ or sysV88.
9062 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
9064 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
9067 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
9069 * config.sub: Accept 'amigados' for backward compatability.
9071 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9073 * Makefile.in (testsuite/site.exp): New target.
9074 (check-gcc, check-g++): Depend on testsuite/site.exp.
9075 Don't stop for failure.
9077 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
9079 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
9080 if DWARF2_UNWIND_INFO.
9082 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
9084 Add support for exception handling using DWARF 2 frame unwind info.
9085 Currently works on SPARC and MIPS, and almost on x86.
9087 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
9088 next_stack_level, in_reg_window): Helper fns.
9089 (__throw): Implement for DWARF2_UNWIND_INFO.
9091 * expr.c (expand_builtin): Handle builtins used by __throw.
9092 * tree.h (enum built_in_function): Add builtins used by __throw.
9093 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
9094 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
9095 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
9096 (expand_builtin_extract_return_addr): Likewise.
9097 (expand_builtin_frob_return_addr): Likewise.
9098 (expand_builtin_set_return_addr_reg): Likewise.
9099 (expand_builtin_eh_stub): Likewise.
9100 (expand_builtin_set_eh_regs): Likewise.
9101 (eh_regs): Choose two call-clobbered registers for passing back values.
9103 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
9104 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
9105 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
9106 (stmp-multilib): Likewise.
9107 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
9109 * except.c: #include "defaults.h".
9110 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
9111 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
9112 (register_exception_table_p): New fn.
9113 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
9114 (end_eh_unwinder): Likewise.
9116 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
9117 call __register_frame and __deregister_frame as needed.
9118 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
9119 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
9120 EH_FRAME_SECTION_ASM_OP.
9121 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
9122 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
9123 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
9125 * dwarf2out.c (output_call_frame_info): If no support for
9126 EXCEPTION_SECTION, mark the start of the frame info with a
9128 * collect2.c (frame_tables): New list.
9129 (is_ctor_dtor): Recognise frame entries.
9130 (scan_prog_file): Likewise.
9131 (main): Pass -fno-exceptions to sub-compile. Also do collection
9132 if there are any frame entries.
9133 (write_c_file_stat): Call __register_frame_table and
9134 __deregister_frame as needed.
9135 (write_c_file_glob): Likewise.
9137 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
9138 Also require unaligned reloc support.
9139 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
9140 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
9141 * sparc/sysv4.h: Not here.
9143 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
9144 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
9145 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
9147 * libgcc2.c (L_eh): Reorganize, moving code shared by different
9148 EH implementations to the top.
9149 (find_exception_handler): Split out. Start from 0. Compare against
9151 (__find_first_exception_table_match): Use it.
9152 * except.c (output_exception_table): Don't do anything if there's
9153 no table. Don't output a first entry of zeroes.
9154 (eh_outer_context): Adjust properly.
9155 (add_eh_table_entry): Use xrealloc.
9156 * toplev.c (compile_file): Just call output_exception_table.
9158 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
9160 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
9162 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
9164 * except.c (eh_outer_context): Do masking using expand_and.
9166 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
9168 Add port done awhile ago for the ARC cpu.
9169 * arc/arc.h: New file.
9170 * arc/arc.c: New file.
9171 * arc/arc.md: New file.
9172 * arc/initfini.c: New file.
9173 * arc/lib1funcs.asm: New file.
9174 * arc/t-arc: New file.
9175 * arc/xm-arc.h: New file.
9176 * ginclude/va-arc.h: New file.
9177 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
9178 * ginclude/varargs.h: Likewise.
9179 * Makefile.in (USER_H): Add va-arc.h.
9180 * configure.in (arc-*-elf*): Recognize.
9181 * longlong.h: Add ARC support.
9183 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
9185 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
9186 when clearing non-BLKmode data.
9188 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
9190 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
9191 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
9193 * xm-m88k.h (USG): Only define if it hasn't already been defined.
9195 * Makefile.in (risky-stage1): Delete gratutious whitespace.
9197 * Makefile.in (clean): Delete libgcc1-test.
9199 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
9201 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
9203 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
9206 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9208 * dwarf2out.c (output_call_frame_info): Call named_section.
9210 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
9212 * haifa-sched.c (print_value): Fix last change.
9214 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
9216 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
9219 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9221 * mips.c (function_prologue): Set up the CFA when ABI_32.
9223 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
9224 for dwarf2 unwind info.
9225 (output_function_prologue, sparc_flat_output_function_prologue): Same.
9227 * final.c (final_end_function): Check dwarf2out_do_frame instead
9228 of DWARF2_DEBUG for dwarf2 unwind info.
9229 (final_scan_insn): Likewise.
9230 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
9233 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
9236 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
9238 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
9240 * v850.h (ASM_SPEC): Pass on target processor.
9241 (CPP_PREDEFINES): Only define if not already specified.
9242 (TARGET_VERSION): Only define if not already specified.
9243 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
9245 (EXTRA_SWITCHES): Extra entries in the switches array.
9246 (TARGET_DEFAULT): Set default target processor.
9248 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
9250 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
9251 cases, add %# and %/, and add : to make them into extended asms.
9253 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
9255 * alias.c (init_alias_analysis): Clean up incompatible pointer
9256 type warning in bzero.
9257 * regmove.c (regmove_optimize): Ditto.
9258 * haifa-sched.c (find_rgns): Ditto.
9260 * haifa-sched.c (print_value): Clean up ptr->int cast
9263 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
9265 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
9266 * install.texi (Configurations): Ditto.
9267 * config.sub: Ditto.
9269 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
9271 * Makefile.in (sdbout.o): Depend on insn-config.h.
9273 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
9275 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
9276 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
9278 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
9280 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
9281 prologue insn, only the first elt is significant.
9282 (output_call_frame_info): For exception handling, always use 4-byte
9283 fields as specified by the dwarf2 spec.
9284 Don't skip trivial FDEs.
9286 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
9288 * version.c: Bump for snapshot.
9290 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
9292 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
9293 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
9296 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
9298 * final.c (shorten_branches): During first pass, assume worst
9299 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
9301 * Makefile.in (distclean): Remove various things left around
9302 by running the testsuite.
9304 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
9306 * configure.in (out_file): Emit definition to config.status in order
9307 to have a defined value for configure.lang.
9308 * configure: Re-built.
9310 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
9312 * configure.in: Make symlink to as-new rather than as.new. Similarly
9314 * configure: Rebuilt.
9316 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
9318 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
9320 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
9322 * sparc/sparc.md: Add ultrasparc scheduling support.
9323 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
9325 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
9327 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
9328 as initial value for real_label_map.
9329 (copy_for_inline): Likewise.
9331 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9333 * sched.c (update_flow_info) When looking if to set found_split_dest
9334 or found_orig_dest, look at all parts of a PARALLEL.
9335 * haifa-sched.c (update_flow_info): Likewise.
9337 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
9339 * v850: New directory for v850 port.
9340 * v850/lib1funcs.asm: New file.
9341 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
9342 * ginclude/va-v850.h: New file.
9343 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
9344 * configure.in (mn10200-*-*): New target.
9345 * configure: Rebuilt.
9346 * config.sub: Handle v850-elf.
9347 * Makefile.in (USER_H): Add va-mn10200.h.
9348 * invoke.texi: Document v850 stuff.
9350 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
9352 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
9353 has integer TYPE_{MAX,MIN}_VALUE before using them.
9355 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
9356 __HPUX_ASM__ versions.
9358 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
9360 * install.sh: Delete duplicate install script.
9362 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
9364 * reg-stack.c (subst_stack_regs): Pop the stack register for a
9365 computed goto which sets the same stack register.
9367 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
9368 destination are both on the regstack.
9369 (subst_stack_regs_pat): Put the destination at the top of the regstack.
9371 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
9373 * mips.md (nonlocal_goto_receiver): Define.
9375 * profile.c (output_arc_profiler): Check next_insert_after for non
9376 NULL before deferencing it.
9378 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
9380 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
9382 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
9384 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
9386 * toplev.c (rest_of_compilation): For passes starting with
9387 flow_analysis, use print_rtl_with_bb instead of print_rtl.
9389 * print-rtl.c (print_rtl_single): Print a single rtl value to a
9392 * flow.c (print_rtl_with_bb): Print which insns start and end
9393 basic blocks. For the start of a basic block, also print the live
9396 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
9398 * toplev.c (main): Change #elif to #else/#ifdef
9400 * tlink.c: Include ctype.h.
9401 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
9403 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
9405 * bitmap.c: Conditionally include stdlib.h.
9406 (free): Provide a declaration if NEED_DECLARATION_FREE.
9408 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
9410 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
9412 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
9414 * profile.c (output_arc_profiler): Verify next_insert_after is an
9415 INSN before and after skipping a stack pop.
9417 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9419 * final.c (shorten_branches): Don't count the lengths of deleted
9422 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
9424 * version.c: Bump for snapshot.
9426 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
9428 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
9429 two bitmaps ANDed together.
9430 (bitmap_print): Declare.
9432 * bitmap.c (function_obstack): Don't declare any more.
9433 (bitmap_obstack): Obstack for allocating links from.
9434 (bitmap_obstack_init): New static to say whether to initialize
9436 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
9437 (bitmap_release_memory): Free all memory allocated from
9440 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
9441 EXECUTE_IF_AND_IN_BITMAP.
9443 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
9445 * alias.c (true_dependence): Address with AND can alias scalars.
9446 (anti_dependence, output_dependence): Likewise.
9448 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
9450 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
9452 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
9453 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
9454 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
9455 definitions. Use -qrtems instead of -mrtems.
9457 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
9459 * xm-sco5.h (sys_siglist): Define.
9460 (SYS_SIGLIST_DECLARED): Likewise.
9462 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
9464 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
9466 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
9468 * except.c (eh_outer_context): Expand masking operation using
9471 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
9473 * alpha.md (floatdisf2-1): New pattern.
9475 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
9477 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
9478 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
9479 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
9480 * gcc.texi: Note that if you define sys_siglist that you should
9481 also define SYS_SIGLIST_DECLARED.
9483 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
9484 are relative to the next instruction, not the current instruction.
9486 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
9488 * local-alloc.c (contains_replace_regs): New function.
9489 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
9490 verify that there is no existing REG_EQUIV note, and add a call to
9491 contains_place_regs.
9493 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9495 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
9496 (STARTFILE_SPEC): Always use crtbegin.o%s
9497 (ENDFILE_SPEC): Always use crtend.o%s.
9499 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
9501 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
9503 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
9504 SFmode for 64 bit hosts.
9506 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
9508 * fixincludes: Permits spaces between # and define. Discard C++
9509 comments in sys/pci.h on HP/UX 10.20.
9511 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
9513 * version.c: Bump for snapshot.
9515 * pa.c (restore_unscaled_index_insn_codes): New function.
9516 (record_unscaled_index_insn_codes): Likewise.
9517 (output_function_prologue): Call restore_unscaled_index_insn_codes.
9518 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
9519 (pa_reorg): Call record_unscaled_index_insn_codes.
9521 * haifa-sched.c (move_insn): Handle notes correctly for insns
9522 with SCHED_GROUP_P set.
9524 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9526 * alpha/xm-linux.h (USE_BFD): Undef before define.
9528 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
9530 * cse.c (cse_insn): Don't record BLKmode values.
9532 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
9534 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
9536 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
9538 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
9539 * collect2.c (sys_errlist): Likewise.
9540 * cpplib.c (sys_errlist): Likewise.
9541 * gcc.c (sys_errlist): Likewise.
9542 * protoize (sys_errlist): Likewise.
9543 * configure.in: Check for strerror.
9544 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
9545 * xm-gnu.h (HAVE_STRERROR): Likewise.
9546 * xm-linux.h (HAVE_STRERROR): Likewise.
9547 * xm-netbsd.h (HAVE_STRERROR): Likewise.
9548 * xm-bsd386.h (HAVE_STRERROR): Likewise.
9549 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
9550 * xm-dos.h (HAVE_STRERROR): Likewise.
9551 * xm-mingw32.h (HAVE_STRERROR): Likewise.
9552 * xm-pa.h (HAVE_STRERROR): Likewise.
9553 * xm-papro.h (HAVE_STRERROR): Likewise.
9554 * xm-sysv4.h (HAVE_STRERROR): Likewise.
9555 * configure, config.in: Rebuilt.
9557 * Makefile.in: Add several missing "else true" clauses.
9559 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
9560 * mips-tfile.c: Likewise.
9561 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
9562 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
9563 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
9564 * configure.in: Check for sys_siglist declaration.
9565 * configure, config.in: Rebuilt.
9567 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
9569 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
9570 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
9571 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
9572 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
9573 * rs6000/sysv4.h (extra_subtarget_switches): Added new
9574 macro EXTRA_SUBTARGET_SWITCHES.
9575 * configure.in (sh*-*-rtems*): New target.
9576 * sh/rtems.h: New file.
9577 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
9578 * configure: Rebuilt.
9580 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
9582 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
9584 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
9586 * rs6000.md: Make DF fused-add operations pay attention to
9589 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
9591 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
9593 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
9595 * pa.md (reload_peepholes): Make sure operand is a REG before
9596 examining REGNO. Allow general registers too.
9598 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
9600 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
9602 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
9604 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
9605 to reallocate abbrev_die_table.
9607 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
9609 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
9611 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9613 * Makefile.in (config.status): Depend on version.c
9615 * expr.h (insn_gen_function): Reenable prototype.
9617 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
9620 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
9622 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
9624 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
9626 * version.c: Bump for latest snapshot.
9628 * bc-optab.c: Conditionally include stdlib.h.
9629 (free): Provide a declaration if NEED_DECLARATION_FREE.
9630 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
9631 * rtl.h (free): Remove declaration.
9632 * tree.h (free): Remvoe declaration.
9634 * configure: Rebuilt.
9636 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
9638 * flags.h (flag_move_all_movables): Declare.
9639 (flag_reduce_all_givs): Likewise.
9640 * loop.c (move_movables): Handle flag_move_all_movables.
9641 (strength_reduce): Handle flag_reduce_all_givs.
9642 * toplev.c (flag_move_all_movables): Define.
9643 (flag_reduce_all_givs): Likewise.
9644 (f_options): Add -fmove-all-movables and -freduce-all-givs.
9645 * invoke.texi: Document new options, including alias stuff that
9646 wasn't included last time.
9648 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
9650 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
9653 * t-vxworks68: Ditto.
9654 * t-vxworks960: Ditto.
9657 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
9659 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
9660 if not already defined, and USE_C_ALLOCA not defined.
9662 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
9664 * config.guess: Replace with script that uses ../config.guess.
9666 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
9667 if USE_GNULIBC_1 is not defined.
9669 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
9671 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
9672 * config.guess: Recognize alpha-linux-gnulibc1.
9673 * configure.in (alpha-*-linux-gnulibc1): New target.
9674 (alpha-*-linux-gnu*): Don't build crtbegin/end.
9676 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
9678 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
9681 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
9683 * loop.c (combine_movables): Earlier insns don't match later ones.
9685 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9687 * config/linux.h (CC1_SPEC): Define it only if not defined.
9689 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
9692 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
9693 USE_GNULIBC_1 is not defined.
9695 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
9697 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
9698 as 1 if USE_GNULIBC_1 is not defined.
9700 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
9702 * reorg.c (dbr_schedule): Allow current_function_return_rtx
9703 to be something other than a REG.
9704 * function.c (expand_function_end): Fix current_function_return_rtx
9707 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
9708 * x-netbsd: Likewise
9709 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
9710 (INSTALL_HEADERS): Delete.
9711 * x-dguxbcs: Likewise.
9712 * x-hp3bsd44: Likewise
9715 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
9717 * i386.md (pop): pop increments the stack pointer.
9718 (prologue_set_stack_ptr): New pattern.
9719 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
9722 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
9724 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
9725 address where an offsettable address is required.
9727 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
9729 * loop.c (check_final_value): Don't miss a biv increment in a
9732 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
9734 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
9735 TYPE_DECL_IS_STUB instead of DECL_NAME.
9737 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9739 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
9741 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
9743 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
9745 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
9747 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
9748 (find_post_sched_live): Likewise.
9750 * haifa-sched.c (schedule_block): Remove old code to get arguments
9751 from hard regs into pseudos early.
9753 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
9755 * version.c: Bump for new snapshot.
9757 * local-alloc.c (update_equiv_regs): All the target to reject
9758 promotion of some REG_EQUAL to REG_EQUIV notes.
9759 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
9761 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
9764 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
9765 store of the argument registers.
9767 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
9769 * fold-const.c (multiple_of_p): New function.
9770 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
9772 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
9774 * expr.h (insn_gen_function): Temporarily remove prototype.
9776 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
9778 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
9779 filenames. Use sed to extract base filename for install.
9781 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
9783 * unroll.c (find_splittable_givs): Only share if two givs have the
9784 same add and multiply values.
9786 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
9788 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
9789 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
9791 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
9793 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
9794 around branch tables.
9795 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
9796 and .end_brtab directives if TARGET_GAS.
9798 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
9800 * alias.c (true_dependence): Pass x_addr not x to varies.
9802 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
9803 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
9804 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
9806 * config.in, configure: Regenerate.
9808 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
9810 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
9812 (record_set): Handle LO_SUM like PLUS.
9813 (init_alias_analysis): When following chains of base addresses,
9814 do not stop on reaching a hard register.
9816 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
9818 * version.c: Bump for new snapshot.
9820 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
9822 * alpha.h (ARCH_ASM_FILE_START): Define.
9823 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
9824 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
9826 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
9828 * Makefile.in (install-common): Put gcov comment at start of line.
9830 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
9832 * alias.c (init_alias_analysis): When simplifying the reg_base_value
9833 array, simplify entries for hard registers too.
9835 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
9837 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
9840 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
9842 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
9843 block_stack before dereferencing it.
9845 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
9847 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
9849 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
9851 * cplus-dem.c: Add 'extern' to prepends_underscore.
9853 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
9855 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
9856 (get_issue_rate): Delete.
9857 * pa.h (ISSUE_RATE): Define.
9859 * configure.in: Turn on haifa by default for the PA.
9860 * configure: Rebuilt.
9861 * pa.c (override_options): Accept -mschedule=7200 option.
9862 (pa_adjust_cost): No longer need to scale costs for newer
9864 * pa.h (enum processor_type): Add PROCESSOR_7200.
9865 * pa.md: Revamp scheduling parameters to work better with
9866 haifa. Add scheduling parameters for the 7200.
9868 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
9870 (schedule_block): When adjusting basic_block_{head,end}, account
9871 for movement of SCHED_GROUP_P insns too.
9873 * haifa-sched.c (debug_dependencies): Fix thinko.
9875 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
9876 (site.exp, check, check-g++, check-gcc): New targets.
9878 * haifa-sched.c: Make lots of variables static.
9880 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9882 * expr.h, real.h: Finish prototyping.
9884 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
9886 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
9887 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
9888 * reload1.c: Undo bugfix from Aug 11.
9890 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
9892 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
9893 quotes around the name.
9894 * configure: Regenerate.
9896 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
9898 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
9900 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
9902 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
9903 to sub-makes to avoid building more passes than the user might have
9904 requested on the command line.
9906 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
9908 * configure.in: Expurgate `broken_install' (install is
9911 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
9914 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
9916 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
9917 functions and declarations.
9918 (analyze_loop_iterations): Use condjump_p.
9919 (insert_bct): Likewise. Use exact_log2.
9921 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
9923 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
9924 (schedule_region): Likewise.
9925 (schedule_insns): Likewise.
9927 * PROJECTS: Update with Haifa stuff.
9929 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
9931 * version.c: Change the version string to look like:
9932 egcs-2.90.00 970814 (gcc2-970802 experimental).
9934 * loop.c (is_conditional_branch): Make definition match declaration.
9936 * gcc.c: Take out experimental snapshot warning message.
9938 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
9940 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
9941 print out the names of the notes. Print out the name of the insn
9942 that is not a note, and not an {,CALL_,JUMP_}INSN.
9944 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
9946 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
9947 again for the slot after we give it RTL.
9949 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
9951 * configure.in (haifa configury): Fix typo.
9952 * configure: Regenerate.
9954 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
9956 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
9958 * gcc.info*: Rebuilt.
9960 * COPYING.g77, README.g77: New files.
9961 * real.c (ereal_unto_float, ereal_unto_double): New functions.
9962 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
9963 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
9965 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
9967 * Integrate Haifa instruction scheduler.
9968 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
9969 to sched with $(SCHED_CFLAGS.
9970 * configure.in: Handle --enable-haifa.
9971 * configure: Rebuilt.
9972 * flags.h: Add new flags for haifa instruction scheduler.
9973 * genattrtab.c (expand_units): For haifa, don't subtract one
9974 when computing blockage.
9975 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
9976 (flag_schedule_speculative): Ditto.
9977 (flag_schedule_speculative_load): Ditto.
9978 (flag_schedule_speculative_load_dangerous): Ditto.
9979 (flag_schedule_reverse_before_reload): Ditto.
9980 (flag_schedule_reverse_after_reload): Ditto.
9981 (flag_branch_on_count_reg): Ditto.
9982 (f_options): Add Haifa switches.
9983 (main): Turn off some Haifa options if appropriate macro is
9984 defined. Process Haifa switches.
9985 * unroll.c (iteration_info): No longer static, since Haifa
9987 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
9988 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
9989 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
9990 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
9991 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
9992 storage for the Haifa scheduler.
9993 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
9995 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
9996 are defined, call analyze_loop_iterations and insert_bct to use
9998 (record_giv): Refine test for jumps out of loops if HAIFA is
10000 (analyze_loop_iterations): New function to identify if we can use
10002 (insert_bct): Insert countdown loop.
10003 (instrument_loop_bct): Low level code to insert countdown loop.
10004 (loop_number): Calculate UID of loop.
10005 (indirect_jump_in_function_p): Return true if an indirect jump is
10007 (is_power_of_2): Return true if value is a power of 2.
10008 (is_conditional_branch): Return true if insn is a conditional
10010 (fix_bct_param): Process -fbct-{min,max}-N switches.
10011 (check_bct_param): Return true if loop should be instrumented.
10012 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
10013 (loop_optimize): Initialize.
10014 (get_condition_for_loop): Ditto.
10015 * loop.c (strength_reduce): Inside of code that uses #ifdef
10016 HAVE_decrement_and_branch_on_count code, test it to make sure the
10018 (instrument_loop_bct): Ditto.
10019 * haifa-sched.c: New file.
10022 * Integrate regmove pass.
10023 * Makefile.in (OBJS): Add regmove.o
10024 (regmove.o): Add dependencies.
10025 * flow.c (find_use_as_address): No longer static.
10026 * rtl.h (find_use_as_address): Declare.
10027 * toplev.c (regmove_dump, flag_regmove): Define.
10028 (f_options): Add -fregmove.
10029 (regmove_dump_file, regmove_time): Define.
10030 (fatal_insn): Close the regmove dump file.
10031 (compile_file): Initialize regmove_time; open/close the regmove dump
10032 file as needed. Print regmove time as needed.
10033 (rest_of_compilation): Run regmove pass if requested, dump
10034 RTL after regmove if requested.
10035 (main): If -O2 or more, turn on regmove. Handle dump switches.
10036 * regmove.c: New file.
10038 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
10040 * Integrate tlink patch from jason@cygnus.com
10041 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
10042 (process_command): Increment n_switches for them. Don't discard
10043 their args. Validate them.
10044 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
10046 (process_command): Set include_prefixes from COMPILER_PATH.
10047 (main): Set COLLECT_GCC_OPTIONS sooner.
10048 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
10049 * tlink.c, hash.c, hash.h: New files.
10050 * Makefile.in (USE_COLLECT2): Always use collect2.
10051 (collect2): Depend on and link in hash.o and tlink.o.
10052 (tlink.o, hash.o): Add dependencies.
10054 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
10056 * Integrate alias analysis changes from jfc@mit.edu
10057 * Makefile.in (OBJS): Add alias.o
10058 (alias.o): Add dependencies.
10059 * alias.c: New file.
10060 * sched.c: Remove alias analysis code. It lives in alias.c now.
10061 (sched_analyze_2): Add new arguments to true_dependence.
10062 (schedule_insns): Always call init_alias_analysis.
10063 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
10064 mark return value from such functions as a pointer and keep track of
10065 them for alias analysis. If a return value from a function is a
10066 pointer, mark it as such.
10067 * combine.c (distribute_notes): Handle REG_NOALIAS.
10068 * cse.c (struct write_data): Delete. No longer needed.
10069 (invalidate): Don't call set_nonvarying_address_components anymore.
10070 Use true_dependence to decide if an entry should be removed from
10072 (invalidate_memory): Remove WRITES argument, simplify appropriately.
10074 (note_mem_written): Similarly for WRITE_PTR argument.
10075 (invalidate_from_clobbers): Similarly for W argument.
10076 (invalidate_for_call): Remove memory elements from the hash table.
10077 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
10078 (cse_rtx_varies_p): New function. Derived from old
10079 cse_rtx_addr_varies_p.
10080 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
10081 Don't call note_mem_written anymore. Stack pushes invalidate the stack
10082 pointer if PUSH_ROUNDING is defined. No longer need to call
10083 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
10084 (skipped_writes_memory): Remove variable.
10085 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
10086 (invalidate_skipped_block): Simplify for new alias analysis code.
10087 (cse_set_around_loop): Likewise.
10088 (cse_main): Call init_alias_analysis.
10089 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
10090 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
10091 (f_options): Add new alias checking arguments.
10092 (main): Set flag_alias_check when optimizing.
10093 * local_alloc (validate_equiv_mem_from_store): Add new arguments
10094 to true_dependence.
10095 (memref_referenced_p): Likewise.
10096 * loop.c (NUM_STORES): Increase to 30.
10097 (prescan_loop): Only non-constant calls set unknown_address_altered.
10098 (invariant_p): Add new arguments to true_dependence.
10099 (record_giv): Initialize unrolled and shared fields.
10100 (emit_iv_add_mult): Call record_base_value as needed.
10101 * loop.h (struct induction): Add unrolled and shared fields.
10102 * unroll.c (unroll_loop): Call record_base_value as needed.
10103 (copy_loop_body): Likewise.
10104 (final_biv_value): Likewise.
10105 (final_giv_value): Likewise.
10106 (find_splittable_regs): Likewise. Only create one new pseudo
10107 if we have multiple address GIVs that were combined with the same
10108 dst_reg GIV. Note when a new register is created due to unrolling.
10109 * rtl.c (reg_note_name): Add REG_NOALIAS.
10110 * rtl.h (enum reg_note): Similarly.
10111 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
10112 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
10113 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
10114 (true_dependence, read_dependence, anti_dependence): Likewise.
10115 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
10116 (mark_user_reg, mark_reg_pointer): Likewise.
10119 * Integrate reload bugfix from Wilon which enables the PA port
10120 to bootstrap again.
10121 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
10122 OPERAND_ADDRESS when computing how many registers an insn needs.
10123 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
10125 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
10126 OPADDR_ADDR reload.
10127 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
10128 in reload_reg_use_in_op_addr do not reach the end.
10129 do not reach the end.
10130 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
10131 RELOAD_FOR_OPERAND_ADDRESS.
10133 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
10135 * egcs project officially starts.