1 Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN
4 to the first insn of the sequence.
6 Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8 * cse (cse_insn): Don't make change without validation.
10 Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com)
12 * mn10200.md (various zero/sign extension patterns): zero and sign
13 extensions which use "sub" clobber cc0.
15 Tue Jul 7 09:12:08 PDT 1998 Jeff Law (law@cygnus.com)
17 * version.c: Bump for snapshot.
19 Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com)
21 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double".
23 Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com)
25 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE
28 Tue Jul 7 00:31:58 PDT 1998 Jeff Law (law@cygnus.com)
30 * version.c: Bump for snapshot.
32 Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu>
34 Support for dllimport and dllexport attributes for i386-pe.
36 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro.
37 (struct tree_decl): Add non_addr_const_p field.
38 * tree.c (staticp): Use.
40 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
42 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export
43 attributes. Also accept -mwindows option.
44 (VALID_MACHINE_DECL_ATTRIBUTE): New macro.
45 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro.
46 (REDO_SECTION_INFO_P): New macro.
47 (DRECTVE_SECTION_FUNCTION): New macro.
48 (drectve_section): Cover function to implement above.
49 (SWITCH_TO_SECTION_FUNCTION): New macro.
50 (switch_to_section): Covert function to implement above.
51 (EXTRA_SECTIONS): Add in_drectve.
52 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section.
53 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function.
54 (STRIP_NAME_ENCODING): Handle new attributes.
55 (ASM_OUTPUT_LABELREF): New macro.
56 (ASM_OUTPUT_FUNCTION_NAME): New macro.
57 (ASM_OUTPUT_COMMON): New macro.
58 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro.
60 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC
63 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function.
64 (i386_pe_merge_decl_attributes): New function.
65 (i386_pe_check_vtable_importexport): New function.
66 (i386_pe_dllexport_p): New function.
67 (i386_pe_dllimport_p): New function.
68 (i386_pe_dllexport_name_p): New function.
69 (i386_pe_dllimport_name_p): New function.
70 (i386_pe_mark_dllexport): New function.
71 (i386_pe_mark_dllimport): New function.
72 (i386_pe_encode_section_info): New function.
73 (i386_pe_unique_section): Strip encoding from name first.
75 Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de)
77 * libgcc2.c (L_exit): Provide a fake for atexit on systems which
78 define ON_EXIT but not HAVE_ATEXIT.
80 Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
82 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200.
84 Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com>
86 * i386.c: Remove random whitespace at end of lines.
88 * i386.c (ix86_epilogue): For pentium processors, try to deallocate
89 4 or 8 byte stacks with pop instructions instead of an add instruction.
91 Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de>
93 * alpha.c: Include tree.h before expr.h.
95 Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com>
97 * c-parse.in (struct_head, union_head, enum_head): New nonterminals.
98 (structsp): Use them. Update files generated from c-parse.in.
99 * extend.texi (Type Attributes): Document it.
101 * c-decl.c: Add warn_multichar.
102 (c_decode_option): Handle -Wno-multichar.
103 * c-lex.c (yylex): Check it.
104 * c-tree.h: Declare it.
105 * toplev.c (lang_options): Add it.
106 * invoke.texi: Document it.
108 Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
110 * reload.c (find_equiv_reg): When looking for stack pointer + const,
111 make sure we don't use a stack adjust.
113 * reload.c (find_equiv_reg): If need_stable_sp is set,
114 check if stack pointer is changed directly.
116 * reload1.c (delete_dead_insn): Don't delete feeding insn
117 if that insn has side effects.
119 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is
122 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR
123 precedes RELOAD_FOR_OUTADDR_ADDRESS.
125 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed
128 Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
130 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when
131 testing address registers on the 68000.
133 Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
135 * i386.c (is_fp_test): Fix thinko.
137 * jump.c (jump_optimize) Check for CONST_INT before using INTVAL.
139 Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com)
141 * print-rtl.c (print_rtx): Display the real-value equivalent of
142 a const_double when easy.
144 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types.
145 Zero memory first for predictability.
146 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise.
147 * varasm.c (immed_real_const_1): Notice width of H_W_I == double.
149 * regclass.c (allocate_reg_info): Initialize the entire reg_data
152 Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com>
153 Jeff Law <law@cygnus.com>
156 * i386/cygwin32.h: Add some declaration of external functions.
157 (ASM_DECLARE_FUNCTION_NAME): Define.
158 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
159 (ASM_FILE_END): Define.
160 * i386/winnt.c (i386_pe_declare_function_type): New function.
161 (struct extern_list, extern_head): Define.
162 (i386_pe_record_external_function): New function.
163 (i386_pe_asm_file_end): New function.
165 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1,
166 matching July 18, 1995 change to cccp.c. If -traditional then
167 disable cplusplus_comments.
169 Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com)
171 * combine.c (expand_compound_operation): Fix thinko in code to optimize
172 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI.
174 * Disable the following change from gcc2. Not appropriate for egcs:
176 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
177 * reload.c (find_reloads): Give preference to pseudo that was the
178 reloaded output of previous insn.
180 Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
182 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF.
183 Instead, define a new macro HAVE_PRINTF_PTR which only signifies
184 whether we have the %p format specifier or not.
186 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR.
188 * machmode.h (HOST_PTR_PRINTF): When determining the definition,
189 check HAVE_PRINTF_PTR to see whether "%p" is okay.
191 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF.
193 * Makefile.in (mips-tfile.o): Depend on machmode.h.
195 Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com>
197 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a
198 section of code just because it contains
199 NOTE_INSN_BLOCK_{BEG,END}.
200 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to
201 move CALL_INSNs or CODE_LABELs. When moving code, don't move
202 NOTE_INSN_BLOCK_{BEG,END}.
204 Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com>
206 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but
207 dealing with ADDRESSOF.
208 (find_best_addr): Use it.
210 Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com>
212 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change.
214 Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk>
216 * libgcc2.c (__eprintf): Make args consistent with prototype in
219 Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com>
221 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y,
222 don't claim that the former is equivalent to the latter.
224 Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com)
226 * cse.c (cse_insn): Second arg is an RTX now. Update all callers.
227 (cse_basic_block): Keep track of the current RETVAL insn for a
228 libcall instead of just noting that we're in a libcall.
230 * combine.c (simplify_comparison): Do not commute a AND into
231 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS.
233 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with
234 HAVE_GAS_MAX_SKIP_P2ALIGN.
235 * i386/linux.h: Likewise.
237 Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
239 * sparc.c (sparc_operand, move_operand, arith_operand,
240 arith11_operand, arith10_operand, arith_double_operand,
241 arith11_double_operand, arith10_double_operand, small_int,
242 uns_small_int): Recognize CONSTANT_P_RTX.
243 (output_sized_memop, output_move_with_extension,
244 output_load_address, output_size_for_block_move,
245 output_block_move, delay_operand): Remove, has not been
246 enabled or referenced for years.
247 * sparc.md (movstrsi, block_move_insn): Likewise.
248 * sparc.h (PREDICATE_CODES): Define.
249 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with
250 version which uses getcc/setcc traps to save/restore condition
252 * linux64.h: Likewise.
253 * sunos4.h: Likewise.
256 * sun4o3.h: Likewise.
258 Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com>
260 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode
261 lossage on VMS. Reported by kkaempf@rmi.de.
262 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0.
264 Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com>
266 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default
269 Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu>
271 * expr.h (STACK_SIZE_MODE): New macro.
272 * explow.c (allocate_dynamic_stack_space): Use it for
273 mode of allocate_stack pattern increment operand.
274 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document.
275 * md.texi (stack_save_block, ...): Reflect use of macro.
277 * rs6000.h (PROMOTE_MODE): Always promote to word_mode.
278 (PROMOTE_FUNCTION_ARGS): Define.
279 (PROMOTE_FUNCTION_RETURN): Define.
280 (FUNCTION_VALUE): Promote to word_mode if smaller.
281 Convert to gen_rtx_FOO.
282 * rs6000.md (call_indirect): Store doubleword in 64-bit mode.
283 Convert to gen_rtx_FOO.
284 * rs6000.c: Convert to gen_rtx_FOO.
286 Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com>
288 * varray.{c,h}: New files to provide virtual array support.
290 * Makefile.in (OBJS): Add varray.o.
291 (varray.o): Add new file.
292 (REGS_H): New variable for dependencies for files including
293 regs.h. Add varray.h and files it includes. Change all regs.h
294 dependencies to $(REGS_H).
296 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte.
297 (xcalloc): Provide frontend for calloc.
298 * {tree,rtl}.h (xcalloc): Add declaration.
300 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a
303 * regs.h (toplevel): Include varray.h.
304 (reg_n_info): Switch to use a varray.
306 (allocate_reg_info): Change num_regs argument to be size_t.
308 * regclass.c (reg_info_data): New structure to remember groups of
309 reg_info structures allocated that are to be zeroed.
310 ({pref,alt}class_buffer): New statics to hold buffers
311 allocate_reg_info allocates for {pref,alt}class_buffer.
312 (regclass): Use {pref,alt}class_buffer to initialize
314 (allocate_reg_info): Switch to make reg_n_info use varrays.
315 Allocate buffers for the preferred and alter register class
316 information. Change num_regs argument to be size_t, not int.
318 * flow.c (reg_n_info): Switch to use varrays.
320 Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com>
322 * install.texi (sco3.2v5): Document new --with-gnu-as flag.
323 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as
325 (USE_GAS): Conditionalize away native assembler usage.
326 * config/i386/sco5gas.h: New file.
327 * config/i386/t-sco5gas: New file.
328 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as
330 Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com>
332 * haifa-sched.c (alloc_EXPR_LIST): Change to use
335 Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk>
337 * Makefile.in (install-info): Don't use $realfile. Ignore
338 possible errors from the install-info program.
340 Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
342 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs.
344 Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com>
346 * i386.h (HARD_REGNO_MODE_OK): Kill spurrious test.
347 (MODES_TIEABLE_P): Tie SImode and HImode.
349 1998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de>
351 * invoke.texi (Optimize Options): Fix typo.
353 Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com>
355 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for
358 Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com>
360 * h8300.c (print_operand): Delete %L support.
361 * h8300.md (branch_true, branch_false): Use %= with a prefix
362 instead of %L for local branch labels.
364 Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
366 * reload1.c (emit_reload_insns): Use proper register classes for
367 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code.
369 Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
371 * reload.c (find_reloads): If there are multiple
372 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for
373 one operand, change RELOAD_FOR_INPADDR_ADDRESS /
374 RELOAD_FOR_OUTADDR_ADDRESS for all but the first
375 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads.
377 Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
379 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before
382 Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com>
384 * expr.c (emit_group_load, emit_group_store): Rewrite considering
385 the size and alignment of the structure being manipulated.
386 * expr.c, calls.c, function.c: Update all callers.
387 * expr.h: Update prototypes.
388 * cse.c (invalidate): Cope with parallels.
390 Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com>
392 * sparc.c (function_arg_record_value): Take a MODE arg with which to
393 create the PARALLEL. Update all callers.
395 Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com>
397 * expr.c (expand_assignment, store_constructor, expand_expr): Use
398 convert_memory_address instead of convert_to_mode when possible.
400 Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com>
402 * alpha.c (alpha_initialize_trampoline): Take arguments describing
403 the layout. Use ptr_mode. Disable hint generation. Use gen_imb.
404 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func.
405 (TRANSFER_FROM_TRAMPOLINE): Move ...
406 * alpha/osf.h: ... here.
407 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline.
408 (TRANSFER_FROM_TRAMPOLINE): Remove undef.
409 * alpha/win-nt.h: Likewise.
410 * alpha/vxworks.h: Likewise.
412 * alpha/linux.h: Revert gcc2 merge lossage.
414 Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
416 * c-decl.c (grokdeclarator): Don't warn about implicit int in
419 Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com>
421 * i386.c (asm_output_function_prefix): Make 686 function
422 prologues not issue .types for non-global lables.
424 Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru>
426 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int".
427 (WCHAR_TYPE_SIZE): Update appropriately.
429 Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com)
431 * flow.c (recompute_reg_usage): Does not return a value.
432 * rtl.h (recompute_reg_usage): Update prototype.
434 * jump.c (jump_optimize): Show that the jump chain is not
435 valid when not optimizing.
437 Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com>
439 * rtl.def (CONSTANT_P_RTX): New.
440 * rtl.h (CONSTANT_P): Recognize it.
441 * cse.c (fold_rtx): Eliminate it.
442 * expr.c (can_handle_constant_p): New variable.
443 (init_expr_once): Initialize it.
444 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not
445 immediately recognizable as a constant.
447 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX.
448 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise.
449 (sext_add_operand, and_operand, or_operand): Likewise.
450 (reg_or_cint_operand, some_operand, input_operand): Likewise.
451 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed.
453 1998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net>
455 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging.
457 Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
459 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second
460 argument, which is typically preprocessor code used to draw in
461 additional header files when looking for a function declaration.
462 (GCC_NEED_DECLARATIONS): Likewise.
464 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit
465 and setrlimit, search for them in sys/resource.h.
467 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and
468 NEED_DECLARATION_SETRLIMIT.
470 * system.h: Prototype getrlimit/setrlimit if necessary.
472 Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com>
474 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended
477 Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
479 * rs6000/sysv4.h (asm output): add tabs for asm directives.
481 Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu>
483 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS.
485 Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
487 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'.
488 Don't define NULL here. Also, remove all vestiges of autoconf
489 based checks for bcmp/bcopy/bzero/index/rindex.
491 * system.h: Immediately after including stdio.h, check for and if
492 necessary provide a default definition of NULL.
494 Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com>
496 * reload1.c (reload_cse_simplify_operands): Call
497 fatal_insn_not_found, not abort.
499 Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com)
501 * choose-temp.c (make_temp_file): Accept new argument for the
502 file suffix to use. Allocate space for it and add it to the
504 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument
505 for the length of the suffix. Update template struture checks
506 to handle optinal suffix.
507 * collect2.c (make_temp_file): Update prototype.
508 (main): Put proper suffixes on temporary files.
509 * gcc.c (make_temp_file): Update prototype.
510 (do_spec_1): Put proper suffixes on temporary files.
512 Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr>
514 * invoke.texi: Document new implicit structure initialization
517 Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com)
519 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for
522 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO.
524 Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
526 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o.
528 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to
529 void since it is evaluated in a comma list.
531 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM'
532 argument as a long and cast `NUM' to long to ensure it is of the
533 proper width. Wrap macro arguments in parens when they appear in
536 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
538 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise.
539 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match
540 function argument return type.
541 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P,
542 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'.
544 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to
547 * dbxout.c: Fix the comments after an #endif to reflect the actual
548 condition tested in the preceding #if.
550 * except.c (find_all_handler_type_matches): Switch to old-style
553 * expr.c (expand_builtin): Remove unused variable `type' twice.
555 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it
558 * haifa-sched.c (print_insn_chain): Remove unused function.
560 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and
563 * toplev.c: When testing whether to include dbxout.h, also include
564 it when XCOFF_DEBUGGING_INFO is defined.
566 * unroll.c (unroll_loop): Add parentheses around assignment used
569 Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com>
571 * config/lb1spc.asm (.div, .udiv): Replace routines.
573 Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com>
575 * rtl.h: Update comment about special gen_rtx variants.
576 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM.
578 Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com)
580 * choose-temp.c (choose_temp_base): Restore original variant of
581 this function for compatibility.
582 (make_temp_file): This is the new, preferred interface to create
584 * collect2.c (choose_temp_base): Delete declaration.
585 (make_temp_file): Declare.
586 (temp_filename_length, temp_filename): Delete.
587 (main): Use make_temp_file to get temporary files. Use --lang-c
588 to force the resulting ctort/dtor file to be compiled with the C
589 compiler. Make sure to remove temporary files on all exit paths.
590 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is
592 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is
594 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined.
596 Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
598 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and
601 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR,
602 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD.
604 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls.
605 (my_strerror): Add prototype and make it static.
607 * collect2.c: Likewise.
609 * cpplib.c: Likewise.
611 * gcc.c: Likewise, but keep `my_strerror' extern.
613 * protoize.c: Likewise.
615 * pexecute.c (my_strerror): Add argument to prototype.
617 * system.h: Add prototypes for getcwd, getwd and strerror. Add
618 extern decls for sys_nerr and sys_errlist. Make abort decl
621 * getpwd.c: Remove decls for getwd and getcwd.
623 Sun Jun 28 02:11:16 PDT 1998 Jeff Law (law@cygnus.com)
625 * version.c: Bump for snapshot.
627 Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com>
629 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead
630 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p.
631 Allow FP moves to be optimized.
632 (rtx_unsafe_p): Delete.
634 Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com>
636 * objc/archive.c: Remove <string.h> prototypes.
638 Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com)
640 * tm.texi (NEED_MATH_LIBRARY): Document new target macro.
642 * Makefile.in (gencheck): Remove $(TREE_H) dependency.
644 Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu>
646 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition.
647 * dsp16xx.c (next_cc_user_unsigned): New function.
648 Remove save_next_cc_user_code.
649 (print_operand): Use HOST_WIDE_INT_PRINT_* macros.
650 * dsp16xx.md: Call next_cc_user_unsigned instead of using
651 save_next_cc_user_code.
652 Use gen_rtx_* functions instead of gen_rtx.
654 Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
656 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES.
658 Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com)
660 * flow.c (count_reg_sets): New function.
661 (count_reg_sets_1, count_ref_references): Likewise.
662 (recompute_reg_usage): Likewise.
663 * rtl.h (recompute_reg_usage): Add prototype.
664 * toplev.c (rest_of_compilation): Call recompute_reg_usage just
665 before local register allocation.
667 Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com>
669 * alpha.md (negsf, negdf): Revert Jan 22 change.
671 Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
673 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t.
674 (mkstemp): Remove size specifier for variable `letters'. Call
675 gettimeofday, not __gettimeofday.
677 * Makefile.in (EXPR_H): New dependency variable.
678 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h.
679 (c-iterate.o): Likewise.
680 (gencheck): Depend on $(TREE_H) instead of tree.h, etc.
681 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h.
682 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h.
683 (varasm.o): Depend on $(EXPR_H) instead of expr.h.
684 (function.o): Likewise.
686 (except.o): Likewise.
689 (expmed.o): Likewise.
690 (explow.o): Likewise.
691 (optabs.o): Likewise.
692 (sdbout.o): Likewise.
693 (dwarf2out.o): Likewise.
694 (emit-rtl.o): Likewise.
695 (integrate.o): Likewise.
698 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of
700 (loop.o): Depend on $(EXPR_H) instead of expr.h.
701 (unroll.o): Likewise.
702 (combine.o): Likewise.
703 (reload.o): Likewise.
704 (reload1.o): Likewise.
705 (caller-save.o): Likewise.
707 (alias.o): Don't depend on insn-codes.h.
708 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h.
709 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h.
710 (insn-opinit.o): Likewise.
712 Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com)
714 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp
716 * gcc.c (MKTEMP_EACH_FILE): Define.
717 (main): No need to call choose_temp_base if we are going to
718 use choose_temp_base to create each file later.
719 * mkstemp.c: New file. Adapted from glibc.
720 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o
721 (mkstemp.o): Add dependencies.
723 * configure.in (gettimeofday): Check for its existance.
724 * config.in (HAVE_GETTIMEOFDAY): Define.
725 * configure: Rebuilt.
727 1998-06-26 Michael Meissner <meissner@cygnus.com>
729 * rs6000.md (ne 0, non power case): Add missing & constraint.
731 (negative abs insns): Add pattern names.
733 Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk>
735 * Makefile.in (install-info): Run install-info program in separate
738 Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com>
740 * haifa-sched.c (schedule_block): Add hooks for the machine
741 description to reorder the ready list, and update how many more
742 instructions can be issued this cycle.
743 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document.
745 Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
747 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P):
748 Explicitly mark the constant being compared against as unsigned.
749 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table):
750 Fully initialize final members.
751 (mem_aligned_8): Explicit init of offset to zero.
752 (output_function_prologue): Explicit init of n_regs to zero.
753 (output_function_epilogue): Likewise, and mark arg size as
755 (init_cumulative_args): Mark libname and indirect as unused.
756 (function_arg_pass_by_reference): Likewise for cum and named.
757 (sparc_builtin_saveregs): Likewise for arglist.
758 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot.
760 Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com)
762 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload
765 * arm.h (arm_adjust_cost): Renamed bogus prototype from
767 (bad_signed_byte_operand): Add prototype.
768 * arm.c (arm_override_options): Make I unsigned.
769 (const_ok_for_arm): Add casts to the constants.
770 (load_multiple_operation): Don't redeclare elt in sub-block.
771 (arm_gen_movstrqi): Delete external declaration of optimize.
772 (gen_compare_reg): Declare parameter fp.
774 * arm.c (final_prescan_insn): Only initialize scanbody if the insn
777 Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
779 * alpha.c: Include system.h and toplev.h.
780 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
781 (const48_operand): Likewise.
782 (mode_width_operand): Likewise.
783 (mode_mask_operand): Likewise.
784 (mul8_operand): Likewise.
785 (current_file_function_operand): Likewise.
786 (signed_comparison_operator): Likewise.
787 (divmod_operator): Likewise.
788 (any_memory_operand): Likewise.
789 (alpha_return_addr): Likewise for parameter `frame'.
790 (alpha_builtin_saveregs): Likewise for parameter `arglist'.
791 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and
793 (alpha_start_function): Likewise for parameter `decl'. Use
794 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format
795 specifiers. Remove unused variables `lab' and `name'.
796 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED.
797 (check_float_value): Likewise for parameter `overflow'.
798 (alpha_need_linkage): Likewise for parameters `name' and `is_local'.
800 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as
802 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf.
803 (ASM_OUTPUT_CHAR): Likewise.
804 (ASM_OUTPUT_BYTE): Likewise.
805 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to
807 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition.
808 Add prototypes for functions in alpha.c.
810 * alpha.md (ashldi3): Add default case in switch.
812 1998-06-26 Manfred Hollstein <manfred@s-direktnet.de>
814 * Makefile.in (gcc_version, gcc_version_trigger): New macros.
815 (version): Initialize from $(gcc_version).
817 * configure.in (version): Rename to gcc_version.
818 (gcc_version_trigger): New variable; call AC_SUBST for it and
819 emit it into the generated config.status.
820 * configure: Regenerate.
822 Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com>
824 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of
825 nodes that are not expressions.
827 Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com>
829 * invoke.texi (-fstrict-aliasing): Document.
830 * rtl.texi (MEM_ALIAS_SET): Document.
832 * flags.h (flag_strict_aliasing): Declare.
833 * toplev.c (flag_strict_aliasing): Define.
834 (f_options): Add -strict-aliasing.
835 (main): Set flag_strict_aliasing if -O2 or higher.
837 * tree.h (tree_type): Add alias_set field.
838 (TYPE_ALIAS_SET): New macro.
839 (TYPE_ALIAS_SET_KNOWN_P): Likewise.
840 (get_alias_set): Declare.
841 * tree.c (lang_get_alias_set): Define.
842 (make_node): Initialize TYPE_ALIAS_SET.
843 (get_alias_set): New function.
844 * print-tree.c (print_node): Dump the alias set for a type.
846 * c-tree.h (c_get_alias_set): Declare.
847 * c-common.c (c_get_alias_set): New function.
848 * c-decl.c (init_decl_processing): Set lang_get_alias_set.
850 * expr.c (protect_from_queue): Propogage alias sets.
851 (expand_assignment): Calculate alias set for new MEMs.
852 (expand_expr): Likewise.
853 * function.c (put_var_into_stack): Likewise.
854 (put_reg_into_stack): Likewise.
855 (gen_mem_addressof): Likewise.
856 (assign_parms): Likewise.
857 * stmt.c (expand_decl): Likewise.
858 * varasm.c (make_decl_rtl): Eliminate redundant clearing of
859 DECL_RTL. Calculate alias set for new MEMs.
861 * rtl.def (REG): Add dummy operand.
862 (MEM): Add extra operand to store the MEM_ALIAS_SET.
863 * rtl.h (MEM_ALIAS_SET): New macro.
864 (gen_rtx_MEM): Declare.
865 * emit-rtl.c (gen_rtx_MEM): New function.
866 * gengenrtl.c (sepcial_rtx): Make MEMs special.
868 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro.
869 (DIFFERENT_ALIAS_SETS_P): Likewise.
870 (canon_rtx): Propogate the alias set to the new MEM.
871 (true_dependence): Check the alias sets.
872 (anti_dependence): Likewise.
873 (output_dependence): Likewise.
874 * explow.c (stabilize): Progoate alias sets.
875 * integrate.c (copy_rtx_and_substitute): Likewise.
876 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P
877 in an unpredictable state. Propogate alias sets.
878 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which
879 we have no alias information.
881 Thu Jun 25 16:59:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
883 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h.
884 (find_all_handler_type_matches): Add function prototype.
885 * eh-common.h (CATCH_ALL_TYPE): Definition added.
886 * except.c (find_all_handler_type_matches): Add function to find all
887 runtime type info in the exception table.
888 (output_exception_table_entry): Special case for CATCH_ALL_TYPE.
890 Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
892 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h.
894 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow',
895 `yhigh' and `bit' into the scope in which they are used.
896 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1',
897 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'.
899 * rs6000.c: Move include of output.h below tree.h. Include toplev.h.
900 (any_operand): Mark unused parameters `op' and `mode' with
902 (count_register_operand): Likewise for parameter `mode'.
903 (fpmem_operand): Likewise.
904 (short_cint_operand): Likewise.
905 (u_short_cint_operand): Likewise.
906 (non_short_cint_operand): Likewise.
907 (got_operand): Likewise.
908 (got_no_const_operand): Likewise.
909 (non_add_cint_operand): Likewise.
910 (non_logical_cint_operand): Likewise.
911 (mask_operand): Likewise.
912 (current_file_function_operand): Likewise.
913 (small_data_operand): Likewise for parameters `op' and `mode' but
914 only when !TARGET_ELF.
915 (init_cumulative_args): Mark parameters `libname' with
917 (function_arg_pass_by_reference): Likewise for parameters `cum',
919 (expand_builtin_saveregs): Likewise for parameter `args'.
920 (load_multiple_operation): Likewise for parameter `mode'.
921 (store_multiple_operation): Likewise.
922 (branch_comparison_operator): Likewise.
923 (secondary_reload_class): Likewise.
924 (print_operand): Add parentheses around & operation.
925 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED.
926 (output_epilog): Likewise. Cast argument to fprintf to int.
927 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED.
928 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl',
929 `attributes', `identifier' and `args'.
930 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'.
931 (rs6000_comp_type_attributes): Likewise for parameters `type1' and
933 (rs6000_set_default_type_attributes): Likewise for parameter `type'.
935 * rs6000.h (RTX_COSTS): Add parentheses around & operation.
936 (toc_section, private_data_section, trap_comparison_operator): Add
939 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add
942 * xcoffout.c: Include toplev.h, outout.h and dbxout.h.
944 * xcoffout.h (stab_to_sclass, xcoffout_begin_function,
945 xcoffout_begin_block, xcoffout_end_epilogue,
946 xcoffout_end_function, xcoffout_end_block,
947 xcoff_output_standard_types, xcoffout_declare_function,
948 xcoffout_source_line): Add prototypes.
950 Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com>
952 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM,
953 noticed by grahams@rcp.co.uk.
955 Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com>
957 * gcc.c (default_compilers): Use new | syntax to eliminate
958 string concatenation.
960 Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com>
962 * alpha.c (alpha_function_name): Delete.
963 (alpha_ra_ever_killed): Notice current_function_is_thunk.
964 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise.
965 (alpha_start_function): Reorg from output_prologue.
966 (alpha_end_function): Reorg from output_epilogue.
967 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function.
968 (ASM_DECLARE_FUNCTION_SIZE): New.
969 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
970 (PROFILE_BEFORE_PROLOGUE): Set.
971 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function.
972 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise.
974 Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com)
976 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
978 1998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
980 * expr.c (expand_assignment): Rework address calculation for structure
981 field members to expose more invariant computations to the loop
983 (expand_expr): Likewise.
985 Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com)
987 * local-alloc.c (block_alloc): Do not try to avoid false dependencies
988 when SMALL_REGISTER_CLASSES is nonzero.
990 Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de>
992 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol.
994 Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu>
996 * expr.c (get_memory_rtx): New function.
997 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin
1000 * expmed.c (init_expmed): Initialize all elements of *_cost arrays.
1002 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...).
1004 * explow.c: Likewise.
1005 * combine.c: Likewise.
1006 * reload1.c: Likewise.
1009 Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com>
1011 * README.gnat: Add patch for new lang_decode_options interface.
1013 Wed Jun 24 09:14:04 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1015 * except.c (start_catch_handler): Do nothing if EH is not on.
1017 1998-06-24 Manfred Hollstein <manfred@s-direktnet.de>
1019 * configure.in (gxx_include_dir): Initialize default value depending on
1020 new flag --enable-version-specific-runtime-libs; remove superfluous
1021 default initialization afterwards.
1022 * configure: Regenerate.
1024 Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1026 * toplev.c (rest_of_compilation): Revert May 15 change.
1028 Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com>
1030 * reload.c (find_reloads): Fix check for failure to match any
1031 alternative, to account for Mar 26 change in initial "best" cost.
1033 Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com>
1035 * cpplib.c (do_line): Typo broke #line directive.
1036 (cpp_message_from_errno): New function.
1037 (cpp_error_from_errno): Call cpp_message_from_errno.
1038 * cpplib.h (cpp_message_from_errno): New function.
1040 Tue Jun 23 13:38:18 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1042 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New
1043 functions to return exception descriptor information.
1044 (find_exception_handler): Pass match_info field to runtime matcher,
1045 not a descriptor table entry.
1047 Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk>
1049 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to
1050 accompany previous Makefile.in (install-info) change.
1052 Tue Jun 23 10:06:07 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1054 * eh-common.h (struct __eh_info): Remove coerced value field.
1055 * libgcc2.c (find_exception_handler): Don't set coerced_value field.
1056 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use
1057 POINTER_SIZE instead of Pmode.
1058 (expand_start_all_catch): Call start_catch_handler() if we are not
1059 using new style exceptions.
1061 Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com>
1063 * varasm.c (assemble_variable): Remove reference to warn_bss_align.
1065 Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com>
1067 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2,
1068 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3,
1069 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto,
1070 splits and peepholes): Change remaining generic gen_rtx calls to
1071 specific genrtl ones.
1072 * config/sparc/sparc.c: Likewise.
1074 Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com>
1076 * gcc.c (handle_braces): Recognize | between options as an or.
1078 Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com)
1080 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
1081 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic.
1083 * i386.md (exception_receiver): Define.
1085 Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com>
1087 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME,
1088 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables.
1089 (install-common): Use them.
1091 * gcse.c (add_label_notes): New function.
1092 (pre_insert_insn): Call it.
1093 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and
1094 pass the label to set_label_in_map.
1096 Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk>
1098 * Makefile.in (install-info): Fix typpo in previous change.
1100 Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com>
1102 * varasm.c (assemble_variable): Emit alignment warning.
1104 Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1106 * Makefile.in (varasm.o): Depend on sdbout.h.
1107 (sdbout.o): Depend on toplev.h.
1109 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and
1112 * final.c (shorten_branches): Cast first arg of `bzero' to char *.
1114 * genextract.c (main): When creating insn-extract.c, mark variable
1115 `i' with ATTRIBUTE_UNUSED.
1117 * genpeep.c (main): When creating insn-peep.c, mark variables
1118 `insn', `x' and `pat' with ATTRIBUTE_UNUSED.
1120 * objc/init.c (__objc_tree_print): Wrap function definition in
1123 * objc/objc-act.c (encode_array): Cast sprintf argument to `long'
1124 and use %ld specifier.
1125 (adorn_decl): Likewise, twice.
1127 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *.
1129 * sdbout.c: Include output.h and toplev.h.
1130 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument
1131 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so.
1132 (PUT_SDB_SIZE): Likewise.
1134 * sdbout.h (sdbout_mark_begin_function): Add prototype.
1136 * stmt.c (check_for_full_enumeration_handling): Cast argument of
1137 `warning' to long and use %ld specifier.
1139 * toplev.c (main): Likewise for `fprintf'.
1141 * toplev.h (output_file_directive): Add prototype.
1143 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in
1145 (precondition_loop_p): Likewise.
1147 * varasm.c Include sdbout.h.
1148 (assemble_static_space): Move sometimes-unused variable `rounded'
1149 into the scope in which it is used.
1151 * mips.c (gpr_mode): Don't say `static' twice.
1153 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal.
1155 * objc/objc-act.c (init_selector): Hide prototype and definition.
1157 * optabs.c (gen_cond_trap): Remove unused variable `icode'.
1159 * regmove.c (copy_src_to_dest): Likewise for `i'.
1161 * mips-tfile.c (add_local_symbol): Cast width format specifier to int.
1162 (add_ext_symbol): Likewise.
1163 (add_file): Likewise.
1164 (parse_def): Likewise.
1165 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix
1166 remaining format specifiers and arguments.
1167 (write_object): Likewise, several times.
1168 (read_seek): Likewise.
1169 (out_of_bounds): Likewise.
1170 (allocate_cluster): Likewise.
1171 (xmalloc): Likewise.
1172 (xcalloc): Likewise.
1173 (xrealloc): Likewise.
1176 * mips-tdump.c (print_symbol): Likewise.
1178 Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk>
1180 * Makefile.in (install-info): Use install-info program if
1181 available, per GNU standard.
1183 Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com)
1185 * invoke.texi: Document -mrelax for the mn10300 and mn10200.
1187 * basic-block.h (init_regset_vector): Delete declaration.
1188 * flow.c (init_regset_vector): Make it static and add a prototype.
1190 * bitmap.h (debug_bitmap): Declare.
1192 * haifa-sched.c (debug_ready_list): Make static.
1194 * toplev.h (fancy_abort): Declare.
1196 Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org)
1198 * basic-block.h (init_regset_vector): New declaration.
1200 * Makefile.in (sdbout.o): Add insn-codes.h to dependency.
1202 * global.c: Include machmode.h amd move hard-reg-set.h before
1205 * haifa-sched.c (insn_issue_delay, birthing_insn_p,
1206 adjust_priority, print_insn_chaino): New declaration.
1207 (schedule_insns): Remove declaration.
1208 (init_target_units, get_visual_tbl_length,
1209 init_block_visualization): Add prototype.
1211 * integrate.c (pushdecl, poplevel): Remove declaration.
1213 * rtl.h (expand_expr): Remove declaration.
1215 * loop.c (oballoc): Remove declaration.
1216 (replace_call_address): Add prototype.
1218 Sun Jun 21 01:08:17 PDT 1998 Jeff Law (law@cygnus.com)
1220 * version.c: Bump for snapshot.
1222 Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com)
1224 * i386.c (output_fp_conditional_move): Don't bother handling
1225 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns
1226 prevent this from happening.
1228 * i386.md (nonlocal_goto_receiver): Delete.
1230 Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org)
1232 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and
1234 (INSTALL): cd $(srcdir) before make.
1236 * flow.c (allocate_for_life_analysis, init_regset_vector):
1239 * function.h (get_first_block_beg): New declaration.
1241 * gbl-ctors.h (__do_global_dtors): Add prototype.
1243 * gcov-io.h (__fetch_long): New declaration.
1244 (__store_long): Likewise.
1245 (__read_long): Likewise.
1246 (__write_long): Likewise.
1248 * gcov.c (print_usage): New declaration.
1250 * Makefile.in (c-iterate.o): Depend on insn-codes.h too.
1252 Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com)
1254 * calls.c (expand_call): Initialize "src" and "dest".
1255 * stmt.c (expand_return): Likewise.
1256 * expmed.c (extract_split_bit_field): Similarly for "result"
1257 * gcse.c (compute_hash_table): Mark first arg as unused.
1258 * jump.c (jump_optimize): Initialize reversep.
1259 * tree.c (make_node): Initialize length.
1261 * c-common.c (check_format_info): Initialize length_char and
1262 fci to keep -Wall quiet.
1264 * except.c (jumpif_rtx): Put declaration and definition
1265 inside a suitable #ifdef.
1266 (jumpifnot_rtx): Delete dead function.
1268 * i386.h (output_int_conditional_move): Declare.
1269 (output_fp_conditional_move): Likewise.
1270 (ix86_can_use_return_insn_p): Likewise.
1272 * optabs.c (init_traps): Put prototype inside a suitable #ifdef.
1274 Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk>
1276 * alias.c: Include toplev.h
1277 * caller-save.c: Include toplev.h
1278 * combine.c: Include toplev.h
1279 * flow.c Include toplev.h
1280 * global.c: Include toplev.h
1281 * jump.c: Include toplev.h
1282 * local-alloc.c: Include toplev.h
1283 * loop.c: Include toplev.h
1284 * regmove.c: Include toplev.h
1285 * stupid.c: Include toplev.h
1286 * unroll.c: Include toplev.h
1287 * Makefile.in: Add toplev.h dependencies.
1289 Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com>
1291 * regmove.c (copy_src_to_dest): Add decl for loop_depth.
1293 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned.
1294 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise.
1295 Add parens to various macros.
1297 Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
1299 * c-typeck.c (pop_init_level): Warn about implicit zero initialization
1302 Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com>
1304 * varasm.c (assemble_start_function): Add weak_global_object_name.
1305 * tree.c (get_file_function_name): Use it.
1307 Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com)
1309 * except.c (jumpif_rtx): Make static and add prototype.
1310 (jumpifnot_rtx): Likewise.
1312 * README.gnat: Add a build patch from Fred Fish.
1314 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted.
1316 * Makefile.in (c-iterate.o): Depend on expr.h.
1318 Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org)
1320 * except.h (emit_unwinder, end_eh_unwinder): Removed.
1322 * dwarfout.c (getpwd): Add prototype.
1323 (is_pseudo_reg, type_main_variant, is_tagged_type,
1324 is_redundant_typedef): New declaration.
1325 (output_decl): Add prototype for FUNC.
1326 (type_main_variant): Make it static.
1327 (is_tagged_type): Likewise.
1328 (is_redundant_typedef): Likewise.
1330 * expr.c (do_jump_by_parts_greater_rtx): Removed.
1331 (truthvalue_conversion): Likewise.
1333 * c-iterate.c: Include "expr.h".
1334 (expand_expr): Use proper values when calling the function.
1336 * explow.c (emit_stack_save): Add prototype for FCN.
1337 (emit_stack_restore): Likewise.
1339 * dwarf2out.c (getpwd): Add prototype.
1341 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations.
1343 * c-typeck.c (c_expand_asm_operands): Use proper values when calling
1346 * c-lex.c (yyprint): Add prototype.
1347 (check_newline, build_objc_string): Remove declaration.
1349 * c-tree.h (comptypes_record_hook): Removed.
1350 (finish_incomplete_decl): New prototype.
1352 * alias.c (find_base_value): Add prototype.
1353 (true_dependence): Add prototype for function argument.
1355 * c-aux-info.c (xmalloc): Remove declaration.
1357 Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com>
1359 * i386.c: Include system.h. Remove redundant includes.
1360 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED.
1361 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes',
1362 'identifier', 'args'.
1363 (i386_valid_type_attribute_p): Likewise for 'attributes'.
1364 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'.
1365 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type',
1367 (symbolic_operand): Likewise for 'mode'.
1368 (call_insn_operand): Likewise.
1369 (expander_call_insn_operand): Likewise.
1370 (ix86_logical_operator): Likewise.
1371 (ix86_binary_operator_ok): Likewise.
1372 (emit_pic_move): Likewise.
1373 (VOIDmode_compare_op): Likewise.
1375 (str_immediate_operand): Likewise.
1376 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy
1377 (asm_output_function_prefix): Likewise for 'name'.
1378 (function_prologue): Likewise for 'file', and 'size'.
1379 (function_epilogue): Likewise.
1381 1998-06-19 Jim Wilson <wilson@cygnus.com>
1383 * loop.h (struct induction): Clarify comment for unrolled field.
1384 * unroll.c (find_splittable_givs): Move set of unrolled field
1385 after address validity check.
1387 Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com>
1389 * config/fp-bit.c (INLINE): Only define if not already defined.
1391 1998-06-19 Manfred Hollstein <manfred@s-direktnet.de>
1393 * Makefile.in (installdirs): Loop over directories in $(libsubdir)
1394 creating probably missing ones, instead of single if statements.
1396 Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1398 * c-common.c (truthvalue_conversion): Protect side effects in the
1399 expression when splitting a complex value.
1400 * fold-const.c (fold): Likewise.
1402 Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de)
1404 * cccp.c (hack_vms_include_specification): rewrite to handle
1405 '#include <dir/file.h>' correctly.
1407 Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org)
1409 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined.
1411 Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com)
1413 * i386.c (notice_update_cc): Integer conditional moves don't
1416 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag
1417 to support LT, LE, GE, and GT signed integer comparisons.
1418 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2,
1419 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison
1420 is LT, LE, GE, or GT.
1421 (movdicc): Remove code resulting from an earlier patch which
1422 didn't apply correctly.
1424 Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1426 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't
1427 consider a MEM in FP mode as equal.
1429 Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com)
1431 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for
1432 duplicate declarations of a function.
1434 Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org)
1436 * config/float-i386.h: New.
1438 * configure.in (i[34567]86-*-linux-*): Set float_format to i386.
1440 Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com>
1442 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid
1443 indexed arrays. Call free at the end of the function for them.
1444 * haifa-sched.c (schedule_insns): Likewise.
1446 Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com>
1448 * dwarf2out.c (size_of_string): Do count backslashes.
1450 Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com>
1452 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG
1453 addressing when one register is the frame pointer or stack
1454 pointer. Disallow REG+CONST addressing in HI mode.
1456 Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1458 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to
1461 Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1463 * Makefile.in (c-lang.o): Depend on output.h.
1465 * c-lang.c: Include output.h.
1467 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'.
1469 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'.
1471 * genrecog.c (write_subroutine): When writing insn-recog.c, mark
1472 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem'
1473 with ATTRIBUTE_UNUSED.
1475 * regmove.c (copy_src_to_dest): Make function static to match its
1478 * reload1.c Include hard-reg-set.h before rtl.h to get macro
1479 HARD_CONST. Include machmode.h before hard-reg-set.h.
1481 * rtl.h: Prototype `retry_global_alloc' and wrap with macro
1482 HARD_CONST to protect usage of typedef HARD_REG_SET.
1484 * tree.c: Prototype `_obstack_allocated_p'.
1486 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro
1489 Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1491 * pa.c: Include system.h and toplev.h. Remove redundant code.
1492 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1493 (symbolic_operand): Likewise.
1494 (symbolic_memory_operand): Likewise.
1495 (pic_label_operand): Likewise.
1496 (fp_reg_operand): Likewise.
1497 (pre_cint_operand): Likewise.
1498 (post_cint_operand): Likewise.
1499 (ireg_or_int5_operand): Likewise.
1500 (int5_operand): Likewise.
1501 (uint5_operand): Likewise.
1502 (int11_operand): Likewise.
1503 (uint32_operand): Likewise.
1504 (ior_operand): Likewise.
1505 (lhs_lshift_cint_operand): Likewise.
1506 (pc_or_label_operand): Likewise.
1507 (legitimize_pic_address): Likewise.
1508 (hppa_legitimize_address): Likewise for parameter `old'.
1509 (output_block_move): Likewise for parameter `size_is_constant'.
1510 (output_function_prologue): Likewise for parameter `size'.
1511 (output_function_epilogue): Likewise.
1512 (return_addr_rtx): Likewise for parameter `count'.
1513 (output_mul_insn): Likewise for parameter `unsignedp'.
1514 (hppa_builtin_saveregs): Likewise for parameter `arglist'.
1515 (output_bb): Likewise for parameter `operands'.
1516 (output_bvb): Likewise.
1517 (function_label_operand): Likewise for parameter `mode'.
1518 (plus_xor_ior_operator): Likewise.
1519 (shadd_operand): Likewise.
1520 (non_hard_reg_operand): Likewise.
1521 (eq_neq_comparison_operator): Likewise.
1522 (movb_comparison_operator): Likewise.
1523 (pa_combine_instructions): Likewise for parameter `insns'.
1525 * pa.h: Add prototypes for functions `output_deferred_plabels',
1526 `override_options', `output_ascii', `output_function_prologue',
1527 `output_function_epilogue', `print_operand',
1528 `symbolic_expression_p', `reloc_needed', `compute_frame_size',
1529 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand',
1530 `pa_adjust_cost', `pa_adjust_insn_length' and
1531 `secondary_reload_class'.
1533 Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com>
1535 * configure.in: Don't turn on collect2 unconditionally.
1537 Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com>
1539 * cse.c (cse_basic_block): Don't include NOTE insns in the count
1540 that is used to decide whether or not it is time to erase the
1543 Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1545 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero.
1547 Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu>
1549 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky.
1550 (sched_analyze_2): Allow scheduling TRAP_IF.
1552 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF.
1554 * rtl.h (TRAP_CODE): New macro.
1556 * rtl.def (TRAP_IF): Change second operand type to rtx.
1558 * optabs.c (gen_cond_trap): New function.
1559 (init_traps): New function.
1560 (init_optabs): Call init_traps.
1561 * expr.h: Declare gen_cond_trap.
1563 * jump.c (jump_optimize): Optimize jumps to and around traps.
1565 * sparc.md: Define trap instructions.
1567 * rs6000.md: Define trap instructions.
1568 * rs6000.c (print_operand): New code 'V' for trap condition.
1569 (trap_comparison_operator): New function.
1571 * m88k.md: Update use of TRAP_IF.
1573 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP.
1574 * c-decl.c (init_decl_processing): New builtin __builtin_trap.
1575 * expr.c (expand_builtin): Handle BUILT_IN_TRAP.
1577 * expr.c (expand_builtin): Error if __builtin_longjmp second argument
1580 Wed Jun 17 15:20:00 PDT 1998 Catherine Moore <clm@cygnus.com>
1582 * reload1.c (spill_hard_reg): Check mode of register when
1583 spilling from scratch_list.
1585 Wed Jun 17 16:25:38 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
1587 * except.c (add_new_handler): fix bug in finding last region handler.
1588 * libgcc2.c (find_exception_handler): Pass exception table pointer
1589 to runtime type matcher, not the match info field.
1591 Wed Jun 17 15:57:48 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
1593 * eh-common.h (struct eh_context): Add comment for hidden use of
1594 field dynamic_handler_chain.
1595 * except.c (get_dynamic_handler_chain): Comment on, and use the
1596 correct offset of the dynamic_handler_chain field.
1598 1998-06-17 12:46:56 1998 Jim Wilson <wilson@cygnus.com>
1600 * mips/iris6.h (LINK_SPEC): Add -woff 131.
1602 1998-06-17 Jason Merrill <jason@yorick.cygnus.com>
1604 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init.
1606 * configure.in: Don't disable collect2 when we have GNU ld.
1608 Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com)
1610 * fold-const.c (make_range): Do not widen the type of the expression.
1612 * expr.c (check_max_integer_computation_mode): New function.
1613 (expand_expr): Avoid integer computations in modes wider than
1614 MAX_INTEGER_COMPUTATION_MODE.
1615 * fold-const.c (fold): Likewise.
1616 * tree.h (check_max_integer_computation_mode): Declare.
1617 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it.
1619 * configure.in (nm): Make a link to "nm" in the build tree too.
1621 * mn10300.md (andsi3): Fix typo.
1623 Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com>
1625 * reload1.c (reload_cse_regs): Call bzero instead of looping.
1627 Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com>
1629 * dwarf2out.c (stripattributes): Prepend '*' to the section name.
1631 Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com>
1633 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns.
1634 (output_prologue, output_epilogue): Merge VMS and OSF versions;
1635 Remove anything related to the actual code generation.
1636 (output_end_prologue): New function.
1637 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions.
1638 (alpha_does_function_need_gp): Return false for VMS.
1639 (alpha_function_needs_gp): Make static.
1640 (add_long_const): Delete.
1641 (summarize_insn): Don't assume a SUBREG is of a REG.
1642 Prototype all static functions. Rename VMS-specific global
1644 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0.
1645 (FUNCTION_BOUNDARY): Align to cache line.
1646 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword.
1647 (FUNCTION_END_PROLOGUE): New macro.
1648 * alpha.md (attribute length): New. Mark all insns.
1649 (return_internal, prologue_stack_probe_loop) New patterns.
1650 (prologue, init_fp, epilogue): New patterns.
1652 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define.
1654 Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com>
1656 * toplev.c (lang_options): Add -trigraphs option for cpplib.
1658 Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
1660 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS
1661 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS
1662 is earlier than RELOAD_FOR_INPUT_ADDRESS.
1664 Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com>
1666 * libgcc1-test.c (memcpy): Define.
1668 Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com>
1670 * genattrtab.c (struct attr_desc): Change int flags to bit
1671 fields. Add bit fields for this being function_units_used
1672 or *_blockage_range attributes.
1673 (write_unit_name): New function to print a function unit name
1675 (expand_units): Indicate whether this is function_units_used or
1676 *_blockage_range attributes.
1677 (write_toplevel_expr): Print function_units_used and
1678 *_blockage_range attributes in a more friendly fashion.
1679 (make_internal_attr): Indicate whether this attribute is either
1680 function_units_used or *_blockage_range.
1682 Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com>
1683 Jim Wilson <wilson@cygnus.com>
1685 * regmove.c (copy_src_to_dest): Do not copy src to dest if either
1686 the source or destination is special.
1688 Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com>
1690 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop.
1692 Mon Jun 15 07:16:29 PDT 1998 Jeff Law (law@cygnus.com)
1694 * version.c: Bump for snapshot.
1696 Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se>
1698 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before
1701 Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com>
1703 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o.
1704 (ENDFILE_SPEC): Add -lgloss.
1706 Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1708 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
1709 (large_int): Likewise.
1710 (pc_or_label_operand): Likewise.
1711 (call_insn_operand): Likewise.
1712 (consttable_operand): Likewise.
1713 (m16_uimm3_b): Likewise.
1714 (m16_simm4_1): Likewise.
1715 (m16_nsimm4_1): Likewise.
1716 (m16_simm5_1): Likewise.
1717 (m16_nsimm5_1): Likewise.
1718 (m16_uimm5_4): Likewise.
1719 (m16_nuimm5_4): Likewise.
1720 (m16_simm8_1): Likewise.
1721 (m16_nsimm8_1): Likewise.
1722 (m16_uimm8_1): Likewise.
1723 (m16_nuimm8_1): Likewise.
1724 (m16_uimm8_m1_1): Likewise.
1725 (m16_uimm8_4): Likewise.
1726 (m16_nuimm8_4): Likewise.
1727 (m16_simm8_8): Likewise.
1728 (m16_nsimm8_8): Likewise.
1729 (m16_usym8_4): Likewise.
1730 (m16_usym5_4): Likewise.
1731 (mips_move_1word): Change type of variable `i' from int to size_t.
1732 (mips_move_2words): Likewise.
1733 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
1734 (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
1735 (function_arg): Likewise.
1736 (function_arg_partial_nregs): Mark parameter `named' with
1738 (override_options): Use ISDIGIT instead of isdigit.
1739 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
1740 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
1741 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
1742 function `fatal' to long before printing. Use
1743 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several
1744 times in this function.
1745 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
1746 (function_epilogue): Likewise for parameters `file' and `size'.
1747 Print an int with "%d" not "%ld".
1748 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
1749 (mips_function_value): Likewise for parameter `func'.
1750 (function_arg_pass_by_reference): Likewise for parameters `cum'
1752 (extend_operator): Likewise for parameter `mode'
1753 (highpart_shift_operator): Likewise.
1755 * mips.md (mul_acc_si): Remove unused variable `macc'.
1757 Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com>
1759 * fold-const.c (fold): Revert last change. It breaks constant
1760 expressions somehow.
1762 Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
1764 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex
1765 prevent operands from being evaluated twice.
1767 Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru>
1769 * toplev.c (lang_options): Add -remap as a preprocessor option.
1771 Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com)
1773 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code
1774 which set CC_REVERSED since reload should ensure that
1775 the operands are already the correct type.
1777 Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com>
1779 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than
1780 calling gen_rtx_SET.
1782 Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu>
1784 * config/rs6000/x-aix43 (AR): Delete.
1785 (AR_FOR_TARGET_FLAGS): Add -X32_64 here.
1787 Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com>
1789 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote.
1791 Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com>
1793 * mips.c (override_options): Replace word_mode with explicit
1796 Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com>
1798 * regmove.c (regmove_optimize): If we can't replace the
1799 destination in an insn that sets the source, generate an explicit
1800 move of the source to the destination.
1801 (copy_src_to_dest): New function.
1802 (toplevel): Include basic-block.h
1804 * Makefile.in (regmove.o): Add basic-block.h dependencies.
1806 Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com>
1808 * toplev.c (lang_options): Add missing options (nostdinc, idirafter).
1810 Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com>
1812 * rtl.h (rtx_def): Improve documentation.
1813 (MEM_IN_STRUCT_P): Likewise.
1815 Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk>
1817 * c-decl.c (start_decl): Correct test for -Wmain.
1819 * c-decl.c (grokdeclarator): Remove unused variable "last".
1821 Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com>
1823 * expr.c (expand_builtin_setjmp): Store const1_rtx in target.
1824 (expand_builtin_longjmp): Abort if value isn't const1_rtx.
1825 Delete code storing value in static_chain_rtx.
1826 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target
1827 to second expand_expr call.
1829 Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com>
1831 * mips/mips.c: Remove -mabi=o32 and -mabi=n64.
1833 Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com>
1835 * cppmain.c (fatal): New function.
1836 * configure.in (cpp_main): New configuration variable.
1837 * configure: Regenerated.
1838 * Makefile.in (CCCP): Use a configuration variable to select basex
1840 (cppmain$(exeext)): Add @extra_cpp_objs@.
1842 Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com>
1844 * objc/objc-act.c: Add cpplib declarations.
1845 (lang_decode_option): Initialize cpplib if necessary.
1846 (lang_decode_option): New argc/argv interface.
1847 * tree.h (lang_decode_option): New argc/argv interface.
1848 * toplev.c (lang_options): Add cpp options.
1849 (main): New interface for lang_decode_option.
1850 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler
1851 unless -E, -M or -MM is specified.
1852 * cpplib.h (cpp_handle_option): New function.
1853 * cpplib.c (cpp_handle_option): New function.
1854 (cpp_handle_options): Now calls cpp_handle_option.
1855 * c-tree.h (c_decode_option): New argc/argv interface.
1856 * c-lex.c (init_parse): cpplib now initialized in c_decode_option.
1857 * c-lang.c (lang_decode_option): New argc/argv interface.
1858 * c-decl.c: Add cpplib declarations.
1859 (c_decode_option): New argc/argv interface.
1860 (c_decode_option): Call cpp_handle_option.
1861 (c_decode_option): Now returns number of strings processed.
1863 Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com)
1865 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the
1866 changes. Abort if the undo fails.
1868 1998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com>
1870 * config/rs6000/rs6000.c (output_prolog): Change locations and
1871 directions of saving and restoring arguments of main on the stack.
1873 Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu>
1875 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG
1876 for each alternative. Do not replace a CONST_INT with a REG unless
1879 Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com)
1881 * decl.c (init_decl_processing): Fix typo.
1883 * mips.c (gpr_mode): New variable.
1884 (override_options): Initialize gpr_mode.
1885 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1886 determine size and offset of general purpose registers save slots.
1887 (save_restore_insns, mips_expand_prologue): Similarly.
1889 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert
1890 between constant representations when we have (SUBREG (REG)) with
1891 REG equivalent to a constant.
1893 Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se>
1895 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24.
1897 Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com>
1899 * fold-const.c (fold): Even with otherwise constant trees, look for
1900 opportunities to combine integer constants.
1902 Wed Jun 3 23:41:24 EDT 1998 John Wehle (john@feith.com)
1904 * i386.c (notice_update_cc): Clear cc_status.value2 in the
1905 case of UNSPEC 5 (bsf).
1907 * i386.md (movsfcc, movdfcc, movxfcc): The floating point
1908 conditional move instructions don't support signed integer
1911 Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com>
1913 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of
1916 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi
1917 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin
1920 Tue Jun 9 16:23:13 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
1922 * except.c (expand_start_catch): Rename to start_catch_handler.
1923 (expand_end_catch): Delete function.
1924 (expand_end_all_catch): Remove catch status that expand_end_catch
1926 * except.h (expand_start_catch): Rename prototype.
1927 (expand_end_catch): Delete prototype.
1929 Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com>
1931 * invoke.texi: Add documentation for -mips4 and -mabi=*.
1933 Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de)
1935 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors.
1936 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section.
1937 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define.
1939 Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu>
1941 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX,
1942 as the threshold to permit splitting memory operations.
1944 Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com)
1946 * mips.c (gpr_mode): New variable.
1947 (override_options): Initialize gpr_mode.
1948 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to
1949 determine size and offset of general purpose registers save slots.
1950 (save_restore_insns, mips_expand_prologue): Similarly.
1952 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now.
1953 (LIBGCC2_CFLAGS): Remove -fexceptions.
1954 (LIB2FUNCS): Remove "_eh".
1955 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in
1956 it with -fexceptions.
1958 * Makefile.in (local-alloc.o): Depend on insn-attr.h.
1959 * local-alloc.c (block_alloc): Avoid creating false
1960 dependencies for targets which use instruction scheduling.
1962 Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com>
1964 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define.
1965 (ASM_FINISH_DECLARE_OBJECT): Define;
1966 * mips/elf64.h: Likewise.
1968 Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com>
1970 * toplev.c (flag_new_exceptions): Remove extraneous `extern'.
1972 Mon Jun 8 23:24:48 PDT 1998 Jeff Law (law@cygnus.com)
1974 * version.c: Bump for snapshot.
1976 Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu>
1978 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint.
1979 (mulsidi3_ppc64): Delete.
1981 Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1983 * Makefile.in (varasm.o): Depend on dbxout.h.
1984 (cse.o): Depend on toplev.h and output.h.
1985 (gcse.o): Depend on output.h.
1987 * mips.c: Include system.h and toplev.h and remove redundant code.
1988 Include output.h after tree.h so all its prototypes get activated.
1989 * mips.md (table_jump): Remove unused variable `dest'.
1991 * sparc.h: Add prototype for `v8plus_regcmp_op'.
1993 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions
1994 with __attribute__ ((__unused__)).
1995 (__frame_dummy): Provide prototype before use, wrap it with
1996 EH_FRAME_SECTION_ASM_OP.
1998 * cse.c: Move inclusion of <setjmp.h> above local headers.
1999 Include toplev.h and output.h.
2001 * dbxout.h: Add prototype for `dbxout_begin_function'.
2003 * final.c (final_scan_insn): Wrap variable `max_skip' in macro
2004 ASM_OUTPUT_MAX_SKIP_ALIGN.
2006 * gcse.c: Include system.h and output.h.
2007 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data):
2008 Make extern instead of static.
2009 (compute_can_copy): Only declare variables `reg' and `insn' when
2010 AVOID_CCMODE_COPIES is not defined.
2011 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED.
2012 (hash_scan_clobber): Likewise for `x' and `insn'.
2013 (hash_scan_call): Likewise.
2014 (record_last_set_info): Likewise for `setter'.
2015 (mark_call): Likewise for `pat'.
2016 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0.
2018 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the
2019 length parameter so that it multiplies the number of elements by
2020 the sizeof(element).
2022 * output.h: Add prototype for `weak_finish'.
2024 * recog.h: Likewise for `validate_replace_src'.
2026 * rtl.h: Likewise for `optimize_save_area_alloca',
2027 `fix_sched_param', `purge_addressof', `gcse_main',
2028 `regmove_optimize', `dbr_schedule', `branch_prob' and
2031 * toplev.h: Likewise for `set_float_handler' and
2032 `output_quoted_string'.
2034 * varasm.c: Include dbxout.h.
2036 Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com>
2038 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of
2039 GP_REG_P. Use gr_regs instead of GR_REGS.
2041 Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com>
2042 Jeff Law <law@cygnus.com>
2044 * Revamped multiply support for MIPS chips.
2045 * mips.c (extend_operator): New function.
2046 (highpart_shift_operator): Likewise.
2047 * mips.h: Declare new functions.
2048 (PREDICATE_CODES): Add support for new predicates.
2049 * mips.md (mulsi3 expander): Simplify.
2050 (mulsi_mult3): Add another constraint alternative. Support
2051 3 operand multiply instructions as found on various mips
2053 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3.
2054 (mul_acc_si): New pattern and associated splitters.
2055 (mulsidi3 expander): Rework to use mulsidi3_64bit and
2057 (umulsidi3): New expander.
2058 (mulsidi3_internal): Accept either sign or zero extended
2059 operands and generate code as appropriate appropriately.
2060 (mulsidi3_64bit): Similarly.
2061 (smulsi3_highpart): Turn into an expander and generate code
2062 to match new patterns.
2063 (umulsi3_highpart): Likewise.
2064 (xmulsi3_highpart_internal): New pattern.
2065 (maddi patterns): Delete. Replace with:
2066 (mul_acc_di, mul-acc_64bit_di): New patterns.
2068 Mon Jun 8 14:16:15 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2070 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with
2071 flag_new_exceptions runtime flag.
2072 (struct old_exception_table): New struct which represents what
2073 the exception table looks like without the new model.
2074 (NEW_EH_RUNTIME): New value used as a tag in the exception table to
2075 flag that this is a new style table.
2076 * except.h: Remove compile time flag NEW_EH_MODEL.
2077 (expand_builtin_eh_stub_old): New prototype.
2078 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD.
2079 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD.
2080 * c-decl.c (init_decl_processing): Add new builtin function
2081 __builtin_eh_stub_old.
2082 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL.
2083 * flags.h (flag_new_exceptions): New runtime flag.
2084 * toplev.c (flag_new_exceptions): Initialize default to 0,
2085 -fnew-exceptions sets to 1.
2086 * except.c (output_exception_table_entry): Output New style exception
2087 identifier into table, and replace compile time flag NEW_EH_MODEL
2088 with runtime flag flag_new_exceptions.
2089 (output_exception_table): Replace compile time flag NEW_EH_MODEL.
2090 (expand_builtin_eh_stub_old): Duplicates original functionality of
2091 expand_builtin_eh_stub.
2092 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL.
2093 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs.
2094 (old_find_exception_handler): New func, same as find_exception_handler
2095 except it works on the old style exception table.
2096 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence
2097 of identifier in the exception table, and call appropriate routines.
2099 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
2101 * function.c: Define current_function_cannot_inline.
2102 (push_function_context_to): Save it.
2103 (pop_function_context_from): Restore it.
2104 * function.h (struct function): Provide it a home.
2105 * output.h: Declare it.
2106 * integrate.c (function_cannot_inline_p): Check it.
2108 Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com>
2110 * expr.c (force_operand): Detect PIC address loads before
2111 splitting arithmetic.
2113 Mon Jun 8 09:22:38 PDT 1998 Jeff Law (law@cygnus.com)
2115 * version.c: Bump for snapshot.
2117 Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk>
2119 * tree.c (tree_class_check): Add braces to eliminate ambigious
2121 (tree_check): Likewise.
2123 Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org)
2125 * reg-stack.c (subst_stack_regs_pat): Make sure the top of
2126 stack is the destination for conditional move insn.
2128 Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com>
2130 * tree.h (TREE_VEC_END): Cast unused value to void.
2132 * i386.c (print_operand): Use %lx for long operand.
2134 Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com>
2136 * alpha.c (summarize_insn): Ignore rtl slot format 'i'.
2138 Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu>
2140 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long
2141 conversion functions.
2143 Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com>
2145 * toplev.c (flag_exceptions): Default to 0.
2146 (compile_file): Remove flag_exceptions == 2 hack.
2147 (main): Call lang_init_options.
2148 * tree.h: Declare it.
2149 * c-lang.c: Implement it.
2150 * objc/objc-act.c: Likewise.
2152 Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu>
2154 * rs6000.md (restore_stack_block): Generate MEM and specify mode.
2155 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode.
2156 * rs6000.c (rs6000_output_load_toc_table): Use fputs.
2157 (output_function_profiler): Use asm_fprintf and fputs.
2159 Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2161 * gencheck.c: Remove redundant stdio.h include. Add a definition
2162 of xmalloc for when we are forced to link with alloca.o.
2164 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1'
2167 * fold-const.c (constant_boolean_node): Make definition static to
2168 match the prototype.
2170 Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com>
2172 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function.
2173 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable.
2174 (do_spec, input_filename, input_filename_length): Make public.
2175 (main): Adjust outfiles allocation by lang_specific_extra_outfiles.
2176 Call lang_specific_pre_link befor elinking.
2178 Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com)
2180 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer
2181 the insn which has the most insns dependent on it.
2183 Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu>
2185 * alias.c (find_base_value): Avoid reading past end of reg_base_value.
2187 Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com>
2189 * alpha.md (insxh-1): New insxl pattern for combine.
2191 Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org)
2193 * i386/i386.c (output_fp_conditional_move): New function
2194 to output floating point conditional move.
2195 (output_int_conditional_move): New function to output integer
2198 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call
2199 output_int_conditional_move () to output int conditional move.
2200 (movsfcc+5, movdfcc+5, movxfcc+5): Call
2201 output_fp_conditional_move () to output floating point
2204 * i386/i386.c (put_condition_code): In INT mode, check
2205 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT.
2207 Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com>
2209 * dbxout.c (dbxout_type): Output arrays of bits as if
2210 they were bitstrings for Chill
2212 Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu>
2214 * tree.c (get_inner_array_type): New function.
2215 * tree.h (get_inner_array_type): Prototype.
2216 * expr.h (STACK_SAVEAREA_MODE): New macro.
2217 * expr.c (expand_builtin_setjmp): Initialize sa_mode using
2218 STACK_SAVEAREA_MODE.
2219 (expand_builtin_longjmp): Likewise.
2220 * explow.c (emit_stack_save): Likewise.
2221 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode.
2223 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC.
2224 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC.
2225 * rs6000/aix43.h: New file.
2226 * rs6000/t-aix43: New file.
2227 * rs6000/x-aix41: New file.
2228 * rs6000/x-aix43: New file.
2229 * configure.in (rs6000-ibm-aix*): Use them.
2230 * rs6000/powerpc.h: Delete.
2231 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here.
2232 * rs6000/netware.h: and here.
2233 * rs6000/win-nt.h: and here.
2235 * rs6000/rs6000.c (processor_target_table, 620): Do not affect
2237 (rs6000_override_options): Ignore flag_pic for AIX.
2238 (rs6000_immed_double_const): Delete.
2239 (u_short_cint_operand): Don't assume 32-bit CONST_INT.
2240 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT.
2241 (num_insns_constant): mask64_operand() is 2 insns.
2242 (logical_operand): Don't assume 32-bit CONST_INT.
2243 (non_logical_cint_operand): Don't assume 32-bit CONST_INT.
2244 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit.
2245 (mask_constant): HOST_WIDE_INT parameter.
2246 (non_and_cint_operand): Delete.
2247 (mask64_operand): New function.
2248 (and64_operand): New function.
2249 (function_arg_advance): DImode arguments do not need special
2250 alignment when 64-bit.
2251 (function_arg): Likewise.
2252 (setup_incoming_varargs): Reverse reg_size assignment.
2253 (print_operand): HOST_WIDE_INT second parameter.
2254 (print_operand, 'B'): New case.
2255 (print_operand, 'M'): Fix typo in lossage string.
2256 (print_operandm 'S'): New case.
2257 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size
2258 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset.
2259 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use
2260 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs.
2261 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
2262 (rs6000_allocate_stack_space): Use {cal|la}.
2263 (output_epilog): Use {cal|la}
2264 (output_function_profiler): Add call glue to mcount call.
2265 Load GOT highpart, don't add it. Add lowpart with {cal|la}.
2267 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64.
2268 (STACK_BOUNDARY): Depend on TARGET_32BIT.
2269 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type.
2270 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT.
2271 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with
2272 64-bit mask operand.
2273 (RS6000_SAVE_TOC): Depend on TARGET_32BIT.
2274 (STACK_SAVEAREA_MODE): New macro.
2275 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit.
2276 (LEGITIMIZE_RELOAD_ADDRESS): New macro.
2277 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description.
2278 (ASM_FILE_START): Emit 64-bit ABI directive.
2279 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode.
2280 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit.
2281 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand".
2282 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE.
2284 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask.
2285 Restore define_splits.
2286 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint.
2287 (floatsidf2_internal, floatunssidf2_internal2): Likewise.
2288 Do not specify base register operand mode.
2289 (floatsidf2_loadaddr): Do not specify base register operand mode.
2290 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base
2291 register; do not specify mode. Remove !TARGET_POWERPC64 final
2293 (floatsidf2_load): Do not specify base register operand mode. Remove
2294 !TARGET_POWERPC64 final constraint.
2295 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify
2296 base register operand mode.
2297 (adddi3): Split large constants early.
2298 (absdi3): Shift by 63, not 31.
2299 (*mulsidi3_ppc64): New pattern.
2300 (rotldi3): Add masking combiner patterns.
2301 (anddi3): Add rldic{r,l} masking. Remove split of large constants
2302 because PPC insns zero-extend.
2303 (iordi3, xordi3): Split large constants early.
2304 (movsi matcher): Remove S and T constraints.
2305 (movsf const_double): create SImode constant from TARGET_DOUBLE.
2306 (movdf_hardfloat32): Add default abort() case.
2307 (movdf easy_fp_const): create DImode constant from TARGET_DOUBLE.
2308 (movdi): Remove 64-bit constant generator. Try to convert
2309 CONST_DOUBLE to CONST_INT. Handle TOC memory constants.
2310 (movdi_32): Add default abort() case.
2311 (movdi_64): Add numerous ways to split 64-bit constants.
2312 Make catch-all define_split more optimal and never FAIL.
2313 (movti_ppc64): Add default abort() case.
2314 (allocate_stack): Remove operand modes. Use Pmode.
2315 (restore_stack_block): Remove operand modes. Generate Pmode
2317 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode
2318 temporary. Save area is double Pmode.
2319 (call_indirect_aix64, call_value_indirect_aix64): New patterns.
2320 (call, call_value): Do not specify address operand mode. Choose
2321 appropriate AIX ABI.
2322 (*call_local64, *ret_call_local64): New patterns.
2323 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns.
2324 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG.
2325 (compare): Materialize DImode truthvalues.
2327 Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org>
2329 * expr.c (safe_from_p): Avoid combinatorial explosion
2330 over duplicate SAVE_EXPRs by ensuring we never recurse
2331 on one that has already been visited.
2333 Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk>
2335 * loop.c (check_dbra_loop): Initialise final_value before
2336 normalizing the loop.
2338 Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2340 * reload1.c (reload_reg_free_for_value_p): New arguments out and
2341 reloadnum. Changed all callers.
2343 1998-06-03 Ulrich Drepper <drepper@cygnus.com>
2345 * system.h: Add _() and N_() macros in preparation for gettext.
2347 Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2349 * c-common.c (check_format_info): Put back check for C9x `hh'
2350 length modifier. Warn about %n format writing into const. Remove
2352 (format_char_info): Fix comments.
2354 * configure.in: Set float_format to m68k for all m68k targets that
2355 do not override LONG_DOUBLE_TYPE_SIZE.
2356 * config/float-m68k.h: New file.
2358 Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com>
2360 * jump.c (jump_optimize): Remove debug messages accidentally left in
2361 with the previous change.
2363 Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com>
2365 * expr.c (store_expr): Revert stray patch associated with
2368 Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com>
2370 * jump.c (rtx_unsafe_p): New function.
2371 (jump_optimize): Use it on if/then/else transformations and
2372 conditional move transformations.
2374 Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2376 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST
2377 or VAR-- == CONST construct a proper mask if VAR is a bitfield.
2378 Cope with CONST being out of range for the bitfield.
2380 Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
2382 * expr.c (emit_move_insn_1): When moving complex values in several
2383 steps, emit a CLOBBER to show the destination dies.
2385 Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com)
2387 * Makefile.in (site.exp): Use the object testsuite directory as
2388 the temporary directory.
2390 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the
2391 address of an ADDRESSOF rtx.
2393 1998-06-02 Mike Stump <mrs@wrs.com>
2395 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE.
2396 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define.
2397 * i960.md (ret, flush_register_windows): Define.
2398 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't
2400 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro.
2402 Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com>
2404 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work
2405 around an OSF/1 library bug wrt sign-extension of inputs.
2407 Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com>
2409 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0.
2411 Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com>
2413 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define.
2415 * varasm.c (assemble_variable): Augment alignment warning.
2417 Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com>
2419 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result
2420 in the presence of IEEE negative 0's.
2422 Sun May 31 16:11:41 1998 John Wehle (john@feith.com)
2424 * reload.c (find_reloads): Record the existing mode if
2425 operand_mode == VOIDmode before replacing a register with
2427 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set
2428 i386_compare_op1 to const0_rtx for the benefit of the
2429 conditional move patterns.
2430 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite
2431 based on suggestions from Jim Wilson.
2433 Sun May 31 00:44:02 PDT 1998 Jeff Law (law@cygnus.com)
2435 * version.c: Bump for snapshot.
2437 Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com>
2439 * Makefile.in (fixinc.sh): Update rules again.
2441 Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com)
2443 * extend.texi: Bring back reference to trampoline paper.
2445 Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com>
2447 * Makefile.in (USER_H): Add stdbool.h.
2448 * ginclude/stdbool.h: New file.
2450 Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com)
2452 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER
2455 * gcse.c (pre_delete): Fix code to determine the mode of
2456 the reaching pseudo register.
2458 Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
2460 * Makefile.in (GEN): Add gencheck
2461 (STAGESTUFF): Add tree-check.h and gencheck.
2463 Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com>
2465 * Makefile.in (cstamp-h.in): Remove before trying to recreate.
2466 (fixinc.sh): Set some additional environment variables before
2467 calling mkfixinc.sh.
2469 Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com)
2471 * reload.c (find_reloads): Do not force a reloads of match_operators.
2473 Thu May 28 10:22:22 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
2475 * except.h (remove_handler): Add new prototype.
2476 * except.c (remove_handler): New function to remove handlers
2477 from an exception region.
2478 * flow.c (find_basic_blocks_1): Remove handlers from regions when
2479 handler label is deleted; remove exception regions with no handlers.
2481 Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com>
2483 * except.h (rtx): Define rtx type correctly if needed.
2484 * function.h (rtx): Ditto.
2485 (tree): Define tree type correctly if needed.
2487 * c-pragma.c (toplevel): Include rtl.h.
2489 * stor-layout.c (toplevel): Move include of rtl.h before
2492 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies.
2493 (tree.o): Add except.h dependency.
2495 Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com)
2497 * reload1.c: Revert accidental checkin.
2499 * configure.lang: Fix thinko when adding a definition for
2500 target_alias to the Makefile.
2502 Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com)
2504 * config/sparc/lb1spc.asm (.rem and .urem): Replace
2507 Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com)
2509 * arm.c (arm_gen_constant): Rework to eliminate uninitialized
2510 variable warnings. Don't generate scratch registers if only
2512 (find_barrier): Eliminate unused variable SRC.
2514 1998-05-27 Manfred Hollstein <manfred@s-direktnet.de>
2516 * toplev.h (rtx_def): Provide global declaration to avoid
2517 `limited scope' warnings.
2519 Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu>
2521 * Makefile.in (gencheck.o): Use HOST_CC.
2522 * i386/t-mingw32: New file.
2523 * configure.in (i386-*-mingw32*): Use.
2525 Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com)
2527 * arm.c (bad_signed_byte_operand): New predicate function.
2528 * arm.h (PREDICATE_CODES): Add it to the list.
2529 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb
2531 (define_split): Two new splits for above insns.
2533 * arm.c: Include toplev.h.
2534 (arm_override_options): Add parentheses around use of tune_flags.
2535 (arm_split_constant): Remove unused variable.
2536 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise.
2537 (output_func_prologue, arm_expand_prologue): Likewise.
2538 (arm_canonicalize_comparison): Make I unsigned; rework constants
2539 accordignly. Add missing paratheses around << operation.
2540 (arm_rtx_costs): Correctly parenthesise MULT costs. Add a DEFAULT
2542 ({load,store}_multiple_sequence): Initialize BASE_REG.
2543 (select_dominance_cc_mode): Add DEFAULT clauses.
2544 (broken_move): Return zero if the destination is not a register.
2545 (arm_reorg): Move unused REGNO declaration into the dead code.
2546 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated.
2548 Mon May 25 22:49:56 PDT 1998 Jeff Law (law@cygnus.com)
2550 * version.c: Bump for snapshot.
2552 Mon May 25 11:56:24 PDT 1998 Jeff Law (law@cygnus.com)
2554 * version.c: Bump for snapshot.
2556 Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com>
2558 * cpperror.c (v_cpp_message): Remove static prototype.
2559 * cpplib.c (v_cpp_message): Move prototype to cpplib.h.
2560 * cpplib.h (v_cpp_message): Add protoptype.
2561 (stdarg.h,varargs.h): Needed for v_cpp_message prototype.
2563 Sun May 24 20:36:15 PDT 1998 Jeff Law (law@cygnus.com)
2565 * version.c: Bump for snapshot.
2567 Sun May 24 02:08:57 PDT 1998 Jeff Law (law@cygnus.com)
2569 * version.c: Bump for snapshot.
2571 1998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
2573 * m68k.h: Declare more functions used in macros.
2574 (REG_CLASS_CONTENTS): Completely embrace initializer.
2575 * m68k.md (adddi3, subdi3): Add abort call to avoid warning
2576 about returning no value.
2577 * cse.c (find_best_addr): Declare p and found_better only if
2579 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0.
2580 * dwarfout.c (string_length_attribute): #if 0 away.
2581 * function.c (expand_function_end): Define varible blktramp only
2583 * jump.c (find_insert_position): Define only if !HAVE_cc0.
2584 * loop.c (combine_givs_p): Define variable tem only if needed.
2585 * real.c: Comment out unused functions eabs, eround,
2586 e{24,53,64,113}toasc and eiinfin.
2589 Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br>
2591 * Makefile.in (boostrap2-lean, bootstrap3-lean,
2592 bootstrap4-lean): New targets.
2594 Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com)
2596 * warn_summary, test_summary: Moved into the contrib directory.
2598 1998-05-23 Manfred Hollstein <manfred@s-direktnet.de>
2600 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end
2602 (FLOAT_H_TEST): Likewise.
2603 (ENQUIRE): Likewise.
2604 (float.h-nat): Likewise.
2605 (float.h-cross): Likewise.
2606 (enquire): Likewise.
2607 (enquire.o): Likewise.
2608 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h.
2609 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a
2611 (FLOAT_H): Remove old float.h-nat version; move current definition
2612 to CROSS_FLOAT_H location.
2613 (all.cross): Remove comments about enquire stuff.
2615 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO).
2616 (rest.encap): Likewise.
2617 (libgcc2.ready): Depend upon $(STMP_FIXPROTO)
2619 * toplev.h (tree_node): Provide global declaration to avoid
2620 `limited scope' warnings.
2622 Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com>
2624 * test_summary: Display section breaks for each entry
2625 in a multilibbed target's output.
2627 1998-05-23 Richard Henderson <rth@cygnus.com>
2629 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
2630 offset's mode is not ptr_mode, convert it.
2632 1998-05-22 Jason Merrill <jason@yorick.cygnus.com>
2634 * fold-const.c (ssize_binop): New fn.
2635 * tree.h: Declare it.
2637 Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com)
2639 * genextract.c (print_path): Handle zero-length path as a special
2642 Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se>
2644 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767.
2646 Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
2648 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value.
2649 (shorten_branches, final_scan_insn): Test value of
2650 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it
2652 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes.
2653 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1.
2654 * arm/tcoff.h: Likewise.
2655 * i386/386bsd.h: Likewise.
2656 * i386/freebsd-elf.h: Likewise.
2657 * i386/freebsd.h: Likewise.
2658 * i386/netbsd.h: Likewise.
2659 * i386/ptx4-i.h: Likewise.
2660 * i386/sysv4.h: Likewise.
2661 * pa/pa.h: Likewise.
2662 * rs6000/linux.h: Likewise.
2663 * rs6000/rs6000.h: Likewise.
2664 * sh/sh.h: Likewise.
2665 * sparc/sp64-elf.h: Likewise.
2666 * v850/v850.h: Likewise.
2667 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0.
2668 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic).
2670 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2672 * regmove.c (gen_add3_insn): New function.
2673 (fixup_match_2): Use it instead of calling gen_addsi3.
2675 Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com)
2677 * Makefile.in (gencheck): Depend on HOST_LIBDEPS.
2679 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory
2682 Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de>
2684 * Makefile.in (TREE_H): Add tree-check.h.
2685 (tree-check.h, gencheck): New targets.
2686 * gencheck.c: New file.
2687 * tree.c (tree_check, tree_class_check): New functions.
2688 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define.
2689 (TYPE_CHECK, DECL_CHECK): Define.
2690 Modify all access macros to use generated checking macros.
2692 Wed May 20 23:44:28 EDT 1998 John Wehle (john@feith.com)
2694 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag.
2695 * configure.in: Check for it.
2696 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it.
2697 * final.c (uid_align, uid_shuid, label_align): Make static.
2698 (label_align): Change type to struct label_alignment pointer.
2699 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change.
2700 (LABEL_TO_MAX_SKIP): Define.
2701 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP,
2702 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults.
2703 (shorten_branches): Record the maximum bytes to skip when
2705 (final_scan_insn): Use the maximum bytes to skip when aligning a label
2706 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
2707 * i386.h (LOOP_ALIGN_MAX_SKIP,
2708 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define.
2709 * i386.c (override_options): i386_align_jumps and i386_align_loops
2710 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available.
2711 * invoke.texi: Document new i386 align-loops and align-jumps behavior.
2713 1998-05-21 Mark Mitchell <mmitchell@usa.net>
2715 * cplus-dem.c (do_type): Handle volatile qualification.
2717 Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com>
2719 * function.c (init_function_start): Don't call emit_line_note if
2720 lineno is 0. (Can happen when compiling Java .class files.)
2722 Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2724 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT
2725 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime.
2727 Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2729 * combine.c (nonzero_bits): For paradoxical subregs, take
2730 LOAD_EXTENDED_OP into account.
2732 Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com>
2734 * configure.in (extra_c_objs): add prefix.o.
2735 (extra_cxx_objs): extra objects for C++ with cpplib.
2736 * configure: Regenerate.
2738 * c-tree.h: (get_directive_line): Different prototype for cpplib.
2739 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line.
2741 * c-lex.h: (get_directive_line): Not needed here for cpplib.
2743 * c-lex.c: (yy_cur,yy_lim,yy_get_token): Move to c-common.c.
2744 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line.
2746 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib.
2747 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c
2749 Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2751 * gengenrtl.c (type_from_format, accessor_from_format): Change
2752 type of parameter `c' from `char' to `int'.
2754 Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com)
2756 * warn_summary, test_summary: New scripts from
2757 Kaveh Ghazi and Alexandre Oliva respectively.
2759 * gcse.c (current_function_calls_longjmp): Declare.
2761 1998-05-20 Jason Merrill <jason@yorick.cygnus.com>
2763 * dwarf2out.c (base_type_die): Use int_size_in_bytes.
2765 Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com)
2766 Jeff Law (law@cygnus.com)
2768 * Global CSE and constant/copy propagation.
2769 * Makefile.in (OBJS): Add gcse.o
2770 (STAGESTUFF): Add *.gcse.
2771 (gcse.o): Add dependencies.
2772 (mostlyclean): Remove *.gcse and */*.gcse.
2774 * loop.c (loop_optimize): Move call to init_alias_analysis.
2775 * recog.c (validate_replace_src): New function.
2776 * toplev.c (gcse_dump): New global variable.
2777 (flag_gcse, gcse_time): Likewise.
2778 (compile_file): Initialize gcse_time and clean out the gcse dump
2780 (rest_of_compilation): Call gcse_main as requested. Dump RTL
2781 after gcse if requested.
2782 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse
2784 * gcc.texi: Add gcse related internal documentation.
2785 * invoke.texi: Note new command line options for gcse.
2786 * tm.texi: Document AVOID_CCMODE_COPIES.
2787 * mips.h (AVOID_CCMODE_COPIES): Define.
2789 Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com)
2791 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR)
2793 (stmp-fixproto): Simlarly for running fixproto.
2794 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include.
2796 Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com>
2798 * config/mips/mips.c (double_memory_operand): Accept any MEM during
2799 reload when TARGET_64BIT.
2801 Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com>
2803 Finish incomplete change started by Kenner.
2804 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines.
2805 (powerpcle-*-cygwin32): Delete xm_defines.
2806 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use
2807 HAVE_STAB_H instead of NO_STAB_H.
2808 * config/xm-linux.h (NO_STAB_H): Delete.
2809 (HAVE_STAB_H): Undefine.
2810 * config/i386/xm-go32.h (NO_STAB_H): Delete.
2812 1998-05-19 Jim Wilson <wilson@cygnus.com>
2814 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore
2815 LANG_TYPE trees with DECL_SOURCE_LINE of 0.
2817 Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org>
2819 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined.
2821 Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
2823 * reload1.c (reload_reg_free_for_value_p): New function.
2824 (allocate_reload_reg, choose_reload_regs): Use it.
2826 Tue May 19 11:51:00 EDT 1998 Andrew MacLeod (amacleod@cygnus.com)
2828 * except.c (expand_start_catch): Correct logic for when to
2829 generate a new handler label, and when to use the old one.
2831 Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2833 * Makefile.in (print-rtl.o): Depend on bitmap.h.
2834 (dbxout.o): Depend on toplev.h.
2835 ($(SCHED_PREFIX)sched.o): Likewise.
2836 ($(out_object_file)): Likewise for system.h and toplev.h.
2837 (cppmain.o): Depend on gansidecl.h.
2838 (cpplib.o): Likewise.
2839 (cpperror.o): Likewise.
2840 (cppexp.o): Likewise.
2841 (cpphash.o): Likewise.
2842 (cppalloc.o): Likewise.
2843 (fix-header.o): Depend on cpplib.h and cpphash.h.
2844 (scan-decls.o): Depend on gansidecl.h.
2846 * basic-block.h (free_regset_vector): Add prototype.
2848 * cccp.c (check_precompiled): Mark parameter `fname' with
2850 (do_assert): Likewise for `op' and `keyword'.
2851 (do_unassert): Likewise.
2852 (do_line): Likewise for `keyword'.
2853 (do_error): Likewise for `op' and `keyword'.
2854 (do_warning): Likewise.
2855 (do_ident): Likewise for `keyword'.
2856 (do_pragma): Likewise for `limit', `op' and `keyword'.
2857 (do_sccs): Likewise.
2858 (do_if): Likewise for `keyword'.
2859 (do_elif): Likewise.
2860 (do_else): Likewise.
2861 (do_endif): Likewise.
2863 * collect2.c (getenv): Remove redundant prototype.
2864 (collect_exit, collect_execute, dump_file): Likewise.
2865 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST.
2866 (dump_prefix_list): Hide prototype and definition.
2868 * sparc.c: Include toplev.h.
2869 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED.
2870 (symbolic_memory_operand): Likewise.
2871 (sp64_medium_pic_operand): Likewise.
2872 (data_segment_operand): Likewise.
2873 (text_segment_operand): Likewise.
2874 (splittable_symbolic_memory_operand): Likewise.
2875 (splittable_immediate_memory_operand): Likewise.
2876 (eq_or_neq): Likewise.
2877 (normal_comp_operator): Likewise.
2878 (noov_compare_op): Likewise.
2879 (v9_regcmp_op): Likewise.
2880 (v8plus_regcmp_op): Likewise.
2881 (extend_op): Likewise.
2882 (cc_arithop): Likewise.
2883 (cc_arithopn): Likewise.
2884 (small_int): Likewise.
2885 (uns_small_int): Likewise.
2886 (clobbered_register): Likewise.
2887 (legitimize_pic_address): Likewise.
2888 (delay_operand): Likewise.
2889 (sparc_builtin_saveregs): Remove unused variable `stdarg'.
2891 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay,
2892 sparc_issue_rate, v8plus_regcmp_p): Add prototypes.
2894 * sparc.md (cmpdi_v8plus): Add abort for default case in switch.
2896 * cppalloc.c: Include gansidecl.h.
2898 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h.
2899 (cpp_file_line_for_message): Mark parameter `pfile' with
2901 (v_cpp_message): New function.
2902 (cpp_message): Use it. Also convert to variable arguments.
2903 (cpp_fatal): Likewise.
2904 (cpp_pfatal_with_name): Constify parameter `name'.
2906 * cppexp.c: Move gansidecl.h before cpplib.h.
2907 * cpphash.c: Likewise.
2908 * cpphash.h (hashf, delete_macro): Add prototypes.
2910 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before
2911 cpplib.h. Don't include errno.h.
2912 (update_path): Add arguments to prototype.
2913 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro,
2914 cpp_print_containing_files): Remove redundant prototypes.
2915 (cpp_hash_cleanup, add_import, append_include_chain,
2916 make_assertion, path_include, initialize_builtins,
2917 initialize_char_syntax, finclude, validate_else, comp_def_part,
2918 lookup_import, redundant_include_p, is_system_include,
2919 read_name_map, read_filename_string, open_include_file,
2920 check_macro_name, compare_defs, compare_token_lists,
2921 eval_if_expression, change_newlines): Add prototype arguments.
2922 (hashf): Remove redundant prototype.
2923 (read_token_list, free_token_list, safe_read, xcalloc, savestring,
2924 conditional_skip, skip_if_group): Add prototype arguments.
2925 (fdopen): Remove redundant prototype.
2926 (do_define, do_line, do_include, do_undef, do_error, do_pragma,
2927 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs,
2928 do_once, do_assert, do_unassert, do_warning): Add prototype arguments.
2929 (struct directive): Add prototype arguments to function pointer
2931 (handle_directive): Add missing arguments to call to `do_line'.
2932 (do_include): Mark parameters `unused1' and `unused2' with
2934 (do_line): Likewise for `keyword' and new parameters `unused1' and
2936 (do_error): Likewise for `keyword'.
2937 (do_warning): Likewise. Also add missing argument `pfile' in call
2939 (do_once): Mark parameter `keyword', `unused1' and `unused2' with
2941 (do_ident): Likewise for `keyword', `buf' and `limit'.
2942 (do_pragma): Likewise. Also add missing arguments in call to do_once.
2943 (do_sccs): Mark parameter `keyword', `buf' and `limit' with
2945 (do_if): Likewise for `keyword'.
2946 (do_elif): Likewise.
2947 (eval_if_expression): Likewise for `buf' and `length'.
2948 (do_xifdef): Likewise for `unused1' and `unused2'.
2949 (do_else): Likewise for `keyword', `buf' and `limit'.
2950 (do_endif): Likewise.
2951 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn.
2952 (cpp_handle_options): Remove superfluous NULL argument in call to
2954 (cpp_handle_options): Likewise.
2955 (do_assert): Mark parameter `keyword', `buf' and `limit' with
2957 (do_unassert): Likewise.
2958 (cpp_print_file_and_line): Add missing argument `pfile' in call to
2959 cpp_file_line_for_message.
2960 (v_cpp_error): New function.
2961 (cpp_error): Use it. Also accept variable arguments.
2962 (v_cpp_warning): New function.
2963 (cpp_warning): Use it. Also accept variable arguments.
2964 (cpp_pedwarn): Accept variable arguments.
2965 (v_cpp_error_with_line): New function
2966 (cpp_error_with_line): Use it. Accept variable arguments.
2967 (v_cpp_warning_with_line): New function.
2968 (cpp_warning_with_line): Use it. Accept variable arguments. Hide
2970 (cpp_pedwarn_with_line): Accept variable arguments.
2971 (cpp_pedwarn_with_file_and_line): Likewise.
2972 (cpp_error_from_errno): Constify parameter `name'. Add missing
2973 argument `pfile' in call to cpp_file_line_for_message.
2974 (cpp_perror_with_name): Constify parameter `name'.
2976 * cpplib.h: Define PARAMS() in terms of PROTO().
2977 (fatal): Remove redundant prototype.
2978 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line,
2979 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line,
2980 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name,
2981 cpp_fatal, cpp_message, cpp_pfatal_with_name,
2982 cpp_file_line_for_message, cpp_print_containing_files): Add
2983 arguments to prototypes.
2984 (scan_decls, cpp_finish): Add prototypes.
2986 * cppmain.c: Include gansidecl.h.
2987 (main): Remove unused variable `i'.
2989 * dbxout.c: Include toplev.h.
2991 * demangle.h (do_tlink, collect_execute, collect_exit,
2992 collect_wait, dump_file, file_exists): Add prototype.
2994 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide
2995 prototype and definition.
2996 (gen_unspecified_parameters_die): Don't assign results of call to
2997 function new_die() to unused variable `parm_die'.
2998 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED.
2999 (dwarf2out_define): Likewise for `lineno' and `buffer'.
3001 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide
3002 prototype and definition.
3003 (output_die): Add prototype arguments to function pointer arg.
3004 (output_unspecified_parameters_die): Mark parameter `arg' with
3007 * except.c (output_exception_table_entry): Remove unused variable
3010 * except.h (expand_fixup_region_start, expand_fixup_region_end):
3013 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype.
3015 * expr.h (do_jump_by_parts_equality_rtx): Add prototype.
3017 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h
3018 before cpplib.h, include cpphash.h, remove redundant prototype of
3019 cpp_fatal, don't define `const', add a prototype for `fatal'.
3020 (cpp_file_line_for_message): Add missing arguments `pfile'.
3021 (v_cpp_message): New function.
3022 (cpp_message): Use it.
3023 (v_fatal): New function.
3024 (fatal, cpp_fatal): Use it.
3025 (cpp_pfatal_with_name): Constify parameter `name'.
3027 * flow.c (free_regset_vector): Remove redundant prototype.
3029 * function.c (round_down): Wrap prototype and definition with
3030 macro ARGS_GROW_DOWNWARD.
3031 (record_insns): Wrap prototype and definition with
3032 defined (HAVE_prologue) || defined (HAVE_epilogue).
3034 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros.
3036 * gen-protos.c: Include gansidecl.h.
3037 (hashf): Don't make it static, constify parameter `name'.
3039 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match
3040 specifier %s in calls to function `fatal'.
3042 * haifa-sched.c: Include toplev.h.
3043 (find_rgns): Remove unused variable `j'.
3045 * integrate.c (note_modified_parmregs): Mark parameter `x' with
3047 (mark_stores): Likewise.
3049 * jump.c (mark_modified_reg): Likewise.
3051 * output.h (insn_current_reference_address): Add prototype.
3052 (eh_frame_section): Likewise.
3054 * print-rtl.c: Include bitmap.h.
3056 * reload1.c (reload): Wrap variables `note' and `next' in macro
3057 PRESERVE_DEATH_INFO_REGNO_P.
3058 (forget_old_reloads_1): Mark parameter `ignored' with
3060 (choose_reload_regs): Remove unused variable `in'.
3061 (reload_cse_invalidate_mem): Mark parameter `ignore' with
3063 (reload_cse_check_clobber): Likewise.
3065 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype.
3066 (mark_elimination): Fix typo in prototype.
3068 * scan-decls.c: Include gansidecl.h.
3070 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype.
3072 Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com)
3074 * function.c (identify_blocks): Fix thinko when setting the
3075 block number for NOTE_INSN_BLOCK_END.
3077 Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com>
3079 * config/v850/lib1funcs.asm: Add .text pseudo op to start of
3082 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three
3083 underscores for the prefixes to the names of the maths functions.
3085 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add
3086 comment explaining why.
3088 Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com>
3090 * tree.h (TYPE_SIZE_UNIT): New.
3091 (struct tree_type): Add size_unit member.
3092 * stor-layout.c (layout_type): Initialize it.
3093 * expr.c (get_inner_reference) [ARRAY_REF]: Use it.
3094 * tree.c (size_in_bytes, int_size_in_bytes): Likewise.
3096 Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com)
3098 * stor-layout.c (layout_record): Fix off-by-one error when checking
3099 length of the TYPE_BINFO vector.
3101 Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com>
3103 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a
3104 function parameter passed in memory.
3106 Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com>
3108 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files.
3109 Prototypes for externally used functions in respective C files.
3110 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c,
3111 final.c: Include above files.
3112 * Makefile.in (toplev.o): Add dependency for above four headers.
3113 (final.o): Likewise.
3114 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four
3115 respective header files.
3117 Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com)
3119 * Makefile.in (TARGET_TOOLPREFIX): No longer define.
3120 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in
3121 the build tree if they exist.
3122 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update
3124 (objdir): Let configure substitute value.
3125 (FLOAT_H): Let configure select a pre-built version from the
3127 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed.
3128 * configure.in: Substitute for objdir.
3130 * Makefile.in (build_canonical, host_canonical): Let configure
3131 substitute values for these variables.
3132 * configure.in: Substitute for build_canonical, host_canonical
3133 and target_subdir in generated Makefile.
3135 * output.h (find_basic_blocks): Declare.
3136 (free_basic_block_vars, set_block_num, life_analysis): Likewise.
3138 * Makefile.in (BISON): Use bison from the build tree if it exists.
3141 Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com>
3143 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition.
3144 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c.
3145 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan
3146 command line arguments to see if an executable is not being
3147 created, and if so - do not append the suffix.
3149 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new
3152 Sun May 17 23:59:45 1998 John Wehle (john@feith.com)
3154 * i386.h (ALIGN_DFmode): Delete.
3155 (CONSTANT_ALIGNMENT): Define.
3156 * varasm.c (force_const_mem): Use it.
3158 Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com>
3160 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after
3161 using it with swap_condition, not before.
3163 Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com>
3165 * alias.c (mode_alias_check): Delete.
3166 (true_dependence, anti_dependence, output_dependence): Revert April 21
3169 Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se>
3171 * toplev.c (output_lang_identify): Enable prototype and definition.
3173 Sun May 17 01:12:27 PDT 1998 Jeff Law (law@cygnus.com)
3175 * version.c: Bump for snapshot.
3177 Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com>
3179 * alpha/osf.h (HAVE_STAMP_H): Define.
3181 * alpha/netbsd.h, alpha/netbsd-elf.h: New files.
3182 * configure.in (alpha*-*-netbsd*): New.
3183 Based on patches from Paul H. Anderson <pha@pdq.com>.
3185 * configure.in (alpha*-*-linux-*): Kill xm_defines.
3186 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define.
3187 * alpha/xm-linux.h: Remove file.
3189 Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com>
3191 * dbxout.c (dbxout_parms): If mode of type of parameter living
3192 in memory doesn't match mode of DECL_RTL, make big endian correction.
3194 Fri May 15 21:40:06 1998 John Wehle (john@feith.com)
3196 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns.
3198 Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com>
3200 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros.
3201 * stor-layout.c (layout_record): Set it.
3203 Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net>
3205 * toplev.c (rest_of_compilation): Don't defer nested functions.
3207 Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com>
3209 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom
3210 to an 8-byte boundary if info_ptr->fpmem_p.
3212 Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com>
3214 * loop.c (basic_induction_var): Added test preventing
3215 CCmode parameter passed to convert_modes().
3217 Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
3219 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore
3220 input_filename and lineno around expand_expr call. Set them to values
3221 in WFL before expand_expr call.
3223 Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
3225 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype.
3227 Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net>
3229 * fold-const.c (constant_boolean_node): New function.
3232 Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3234 * sh.c (gen_shl_and): Don't sign extend constant for kind two.
3235 Abort if trying to split kind 3 or 4 outside of combine.
3237 Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com)
3239 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX.
3241 Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu>
3243 * objc/Make-lang.in (OBJC_O): Add missing exeext.
3244 (libobjc.a, runtime-info.h): Likewise.
3246 Fri May 15 01:29:39 1998 John Wehle (john@feith.com)
3248 * i386.h (DATA_ALIGNMENT): Define.
3250 Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3252 * reload1.c (delete_output_reload): Ignore single USE that
3253 was emitted for the pseudo use of this INSN.
3254 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN
3255 remains, we can always delete OUTPUT_RELOAD_INSN.
3257 Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com>
3259 * reload.c (find_reloads): Don't penalize SCRATCH output reload.
3261 Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com)
3263 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file.
3265 Thu May 14 16:30:47 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
3267 * eh-common.h: New file for basic EH data structures.
3268 * except.h: Various prototypes and structures for NEW_EH_MODEL
3269 * function.h (struct function): Add a struct eh_stack for the catch
3271 * except.c (gen_exception_label): New function to generate an
3273 (push_eh_entry): Use gen_exception_label() and init 'label_used' field.
3274 (push_entry): New function to push an existing entry onto a stack.
3275 (receive_exception_label): New function to emit the code required
3276 at the start of all catch blocks.
3277 (struct func_eh_entry): New structure for maintaining handlers
3278 associated with EH regions.
3279 (new_eh_region_entry): New function to register an EH region.
3280 (add_new_handler): New function to register a handler with a region.
3281 (get_new_handler): Creates anew handler entry for registering.
3282 (find_func_region): New function to convert a NOTE eh region number
3283 to an Eh region index.
3284 (get_first_handler): New function to get the first handler in a region.
3285 (clear_function_eh_region): New function to release memory.
3286 (duplicate_handlers): New function to duplicate a list of handlers.
3287 (expand_eh_region_end): Create a new region entry node as well.
3288 (expand_leftover_cleanups): Call receive_exception_label() and
3289 register the cleanup as a handler to the current region.
3290 (expand_start_catch): New function to start a catch clause.
3291 (expand_end_catch): New function to end a catch clause.
3292 (expand_start_all_catch): restructure to not do the equivilent of
3293 what expand_start_catch() does now. Push the exception region being
3294 handled onto the catch stack.
3295 (output_exception_table_entry): Issue an entry for each handler
3296 associated with a region.
3297 (set_exception_lang_code): New function for setting the language code.
3298 (set_exception_version_code): New function to set the version number.
3299 (output_exception_table): Output version and language codes.
3300 (find_exception_handler_labels): Find handler labels using new scheme.
3301 (is_exception_handler_label): New function, returns 1 if label is
3302 present as a handler in some exception region.
3303 (check_exception_handler_labels): Use the new scheme.
3304 (init_eh_for_function): Initialize the catch stack.
3305 (save_eh_status): Save the catch stack.
3306 (restore_eh_status): Restore the catch stack.
3307 (scan_region): Don't remove unreferenced handler label. Flow does it.
3308 (get_reg_for_handler): New function to get the eh_context pointer
3310 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only.
3311 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table
3312 entry when processing END region rather that START region.
3313 * flow.c (find_basic_blocks_1): Find all potential handler regions
3314 now that we don't automatically know what the labels might be.
3315 Let scan_region() remove unreferenced EH BEGIN/END labels.
3316 * integrate.c (get_label_from_map): Put inlined labels onto the
3317 permanent obstack since we dont know which ones might be exception
3319 (save_for_inline_copying): Make new copies of all the handlers.
3320 (expand_inline_function): Make new copies of all the handlers.
3321 * libgcc2.c: Remove local struct decls, and include eh-common.h.
3322 (find_exception_handler): With NEW_EH_MODEL the first matching
3323 region we find is the right one. Add eh_info as a new parameter.
3324 (__throw): Pass eh_info to find_exception_handler. Set handler
3325 and pass use different regs under NEW_EH_MODEL.
3327 Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com>
3329 * i960.h (hard_regno_mode_ok): Changed to function from array of
3331 (HARD_REGNO_MODE_OK): Call function instead of testing bit.
3332 * i960.c (hard_regno_mode_ok): Changed to function from array of
3335 Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3337 * reload.c (remove_replacements): New function.
3338 * reload.h (remove_replacements): Declare.
3339 * reload1.c (choose_reload_regs): Disable some reloads that
3340 belong to inherited reloads.
3342 Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3344 * loop.c (scan_loop): Don't call move_moveables for optimize_size.
3346 * reload1.c (merge_assigned_reloads): When merging, reset
3347 reload_spill_index for the eliminated reload.
3349 Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com)
3351 * haifa-sched.c (schedule_insns): Fix merge goof.
3353 1998-05-13 Jim Wilson <wilson@cygnus.com>
3355 * varasm.c (make_decl_rtl): Revert April 1 change.
3356 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h,
3357 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK):
3358 Get function name from the SYMBOL_REF in the DECL_RTL, not from
3359 DECL_ASSEMBLER_NAME.
3360 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of
3361 DECL_ASSEMBLER_NAME.
3363 Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com>
3365 * i386.c (notice_update_cc, output_float_compare): Disable
3366 TARGET_CMOVE support.
3368 Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com>
3369 Jeff Law <law@cygnus.com>
3371 * rtlanal.c (find_reg_note): Ignore notes that are not on on
3373 (find_regno_note): Likewise.
3375 * Makefile.in (stor-layout.o): Depend on except.h
3376 (varasm.o, function.o): Likewise.
3377 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h.
3379 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o.
3380 (rtl.o, emit-rtl.o): Add dependency on bitmap.h.
3381 ($(HOST_PREFIX_1)rtl.o): Likewise.
3382 ($(HOST_PREFIX_1)bitmap.o): New host object.
3383 * emit-rtl.c (toplevel): Include bitmap.h.
3384 (gen_rtx): Handle 't' and 'b' nodes.
3385 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes.
3386 Print block number for block begin/end notes. Print 't' type
3387 nodes as a pointer. Know that the 3rd argument of live range
3388 start/stop notes is really a range_info rtx. If type is 'b', print
3389 out argument as a bitmap.
3390 * rtl.c: Include bitmap.c.
3391 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'.
3392 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE.
3393 * rtl.def (RANGE_LIVE): New node to hold live information while we
3394 recalculate the basic blocks.
3395 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting.
3396 (RANGE_VAR): New node, to hold information saved in symbol node for New
3397 communicating live range information to the debug output functions.
3398 * rtl.h (rtunion_def): Add rttree and rtbit fields.
3399 (XBITMAP, XTREE): New accessor macros.
3400 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes.
3401 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes.
3402 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define.
3403 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes.
3404 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros.
3405 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros.
3406 (RANGE_INFO_*): Likewise.
3407 * sched.c (sched_analyze): Keep live range start/stop notes.
3408 (unlink_other_notes): Likewise.
3409 * haifa-sched.c (sched_analyze): Keep live range start/stop notes.
3410 (unlink_other_notes): Likewise.
3411 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros.
3412 (BLOCK_LIVE_RANGE_FLAG): Likewise.
3413 (DECL_LIVE_RANGE_RTL): Likewise.
3414 (struct tree_block): Add live_range_flag, live_range_var_flag,
3415 live_range_start and live_range_end.
3416 (struct tree_decl): Add live_range_rtl field.
3417 * gengenrtl.c (type_from_format): Handle 'b' and 't'.
3418 (accessor_from_format): Likewise.
3420 * haifa-sched.c (schedule_block): Make verbose output line up.
3421 Also add a blank line in printing the individual ready lists.
3423 Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3425 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h.
3426 (c-lex.o): Depend on output.h.
3427 (c-common.o): Likewise.
3429 (calls.o): Likewise.
3430 (integrate.o): Depend on toplev.h.
3431 (regclass.o): Depend on output.h.
3432 (final.o): Depend on reload.h.
3434 * c-common.c: Include output.h.
3435 (check_format_info): Remove unused variable `integral_format'.
3437 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and
3438 `indent' with ATTRIBUTE_UNUSED.
3439 (print_lang_type): Likewise.
3440 (maybe_build_cleanup): Likewise for parameter `decl'.
3441 (copy_lang_decl): Likewise for parameter `node'.
3443 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h.
3444 (lang_print_xnode): Mark parameters `file', `node' and `indent'
3445 with ATTRIBUTE_UNUSED.
3446 (lookup_interface): Likewise for parameter `arg'.
3447 (is_class_name): Likewise.
3448 (maybe_objc_check_decl): Likewise for parameter `decl'.
3449 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and
3451 (maybe_objc_method_name): Likewise for parameter `decl'.
3452 (build_objc_string): Likewise for parameters `len' and `str'.
3454 * c-lex.c: Include output.h.
3456 * c-lex.h (position_after_white_space): Correct typo in prototype.
3458 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else,
3459 c_expand_end_cond, init_iterators): Add prototypes.
3461 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter'
3462 with ATTRIBUTE_UNUSED.
3464 * calls.c: Include output.h.
3466 * cccp.c (pipe_closed): Mark parameter `signo' with
3469 * combine.c: Move inclusion of expr.h to after insn-config.h.
3471 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define
3472 as empty, rather define as ((void)0).
3474 * sparc.c (sparc_check_64): Add braces around ambiguous `else'.
3475 Add parentheses around assignment used as truth value.
3477 * cplus-dem.c (squangle_mop_up): Change return type to void.
3478 (internal_cplus_demangle): Remove unused parameter `options'.
3479 All callers changed.
3480 (cplus_demangle_opname): Remove function wide variable `int i' and
3481 replace with `size_t i' at each location where it is used.
3482 (cplus_demangle_opname): change type of `i' from int to size_t.
3484 * cppexp.c (right_shift): Mark parameter `pfile' with
3487 * cpphash.c (cpp_lookup): Likewise.
3488 (cpp_hash_cleanup): Likewise.
3490 * cpplib.c (parse_name): Add a prototype and make it static.
3491 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED.
3492 (null_cleanup): Likewise for parameters `pbuf' and `pfile'.
3493 (macro_cleanup): Likewise for parameter `pfile'.
3494 (file_cleanup): Likewise.
3496 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read,
3497 cpp_read_check_assertion, skip_rest_of_line): Add prototypes.
3499 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data,
3500 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED.
3502 * cse.c (cse_check_loop_start): Mark parameter `set' with
3505 * dbxout.c (flag_minimal_debug, have_used_extensions,
3506 source_label_number): Move inside macro wrapper check against
3507 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO).
3509 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition.
3511 * except.h (doing_eh): Provide prototype.
3513 * expr.c: Move inclusion of expr.h to after insn-config.h.
3515 * final.c: Include reload.h.
3516 (shorten_branches): Cast the first argument of bzero to char *.
3518 * fix-header.c (cpp_print_containing_files): Mark parameter
3519 `pfile' with ATTRIBUTE_UNUSED.
3520 (cpp_fatal): Likewise.
3522 * flow.c (find_basic_blocks_1): Cast the first argument of bzero
3525 * genattrtab.c (make_length_attrs): Change the type of variable
3526 `i' from int to size_t.
3527 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED.
3530 * genextract.c (main): When generating insn-extract.c, mark
3531 variable `junk' with ATTRIBUTE_UNUSED.
3533 * gengenrtl.c (gencode): When generating genrtl.c, cast the first
3534 argument of bzero to char*.
3536 * integrate.c: Include toplev.h.
3538 * libgcc2.c: Wrap `struct exception_table' and
3539 `find_exception_handler' in macro DWARF2_UNWIND_INFO.
3541 * objc/Make-lang.in (objc-act.o): Depend on toplev.h.
3543 * objc/objc-act.c: Include toplev.h.
3544 (lang_print_xnode): Mark parameters `file', `node' and `indent'
3545 with ATTRIBUTE_UNUSED.
3546 (finish_protocol): Likewise for parameter `protocol'.
3548 * output.h (declare_weak): Add prototype.
3549 (decode_reg_name): Don't wrap with TREE_CODE macro.
3550 (assemble_alias): Add prototype.
3552 * regclass.c: Include output.h.
3554 * reload.h (reloads_conflict): Add prototype.
3556 * rtl.h (print_rtl_single, mark_elimiation, reg_class_subset_p,
3557 output_func_start_profiler): Add prototypes.
3559 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with
3562 * scan-decls.c: Include scan.h.
3564 * scan.h (recognized_function, recognized_extern): Add prototypes.
3566 * stmt.c: Include output.h.
3568 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes.
3569 (output_lang_identify): Hide prototype and definition.
3570 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED.
3571 (pipe_closed): Likewise.
3573 * toplev.h (count_error, strip_off_ending, error_for_asm,
3574 warning_for_asm): Add prototypes.
3576 Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com>
3578 * toplev.c (rest_of_compilation): "Charge" final for any time
3579 doing various cleanup operations after finishing compilation
3582 * flow.c (dump_flow_info): Also print number of sets and
3583 whether or not the pseudo is a user variable.
3585 * flow.c (reg_n_max): New global variable.
3586 * regclass.c (allocate_reg_info): Keep reg_n_max up to date.
3587 Delete regno_max variable.
3588 * regs.h (REG_N_CHECK): Define.
3589 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK.
3590 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise.
3591 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise.
3593 Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de>
3595 * acconfig.h (ENABLE_CHECKING): Undefine.
3596 * configure.in (--enable-checking): New option.
3598 Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3600 * reload1.c (merge_assigned_reloads): Can merge
3601 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even
3602 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present.
3604 Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com>
3606 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST.
3608 Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3610 * reload1.c (gen_reload): Create REG_EQUIV notes.
3612 Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
3614 * reload1.c (reload): Fix check for USEs to use code of pattern.
3615 (choose_reload_regs): Remove dead variable use_insn.
3617 Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com)
3619 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes.
3621 Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com>
3623 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless
3625 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline.
3626 (insn_{unit,issue_delay}): Ditto.
3627 (blockage_range): Ditto.
3628 (actual_hazard{,_this_instance}): Ditto.
3629 (schedule_unit): Ditto.
3630 (potential_hazard): Ditto.
3633 (queue_insn): Ditto.
3634 (birthing_insn_p): Ditto.
3635 (adjust_priority): Ditto.
3636 (get_block_head_tail): Ditto.
3637 (init_rgn_data_dependences): Ditto.
3639 Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de>
3641 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define.
3643 Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com>
3645 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon.
3647 Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com>
3649 * config/mips/mips.md (dslot): Move after definition of "cpu"
3650 attribute. Handle r3900 case.
3652 Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3654 * system.h: Define the STRINGIFY macro here.
3655 * protoize.c: Not here.
3656 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro.
3658 Tue May 12 00:47:33 1998 John Wehle (john@feith.com)
3660 * varasm.c (assemble_variable): Compute the alignment of the data
3661 earlier so that both initialized and uninitialized variables are
3662 effected by DATA_ALIGNMENT.
3663 * tm.texi (DATA_ALIGNMENT): Updated appropriately.
3665 Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com)
3667 * mips.c: Prototype static functions.
3669 Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com>
3671 * regmove.c (fixup_match_2, find_matches, regmove_profitable):
3672 Add explanatory comments.
3674 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT.
3676 Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com>
3678 * sparc.md (ffsdi2): Disable. Simplify the expression as well.
3680 Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com>
3682 * varasm.c (make_decl_rtl): Disable April 1 change.
3684 Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com>
3686 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge.
3688 Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com>
3690 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'.
3691 * alpha.c (print_operand): Handle it.
3692 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and
3693 related define_splits. Also add peepholes for SImode reload
3694 plus sign_extend lossage.
3696 Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3698 * genattr.c: Include stdarg.h/varargs.h. Change function
3699 `fatal' to use variable arguments instead of faking it with
3700 integer parameters. Provide a prototype which also
3701 checks the format specifiers using ATTRIBUTE_PRINTF_1.
3703 * genattrtab.c: Likewise.
3704 * gencodes.c: Likewise.
3705 * genconfig.c: Likewise.
3706 * genemit.c: Likewise.
3707 * genextract.c: Likewise.
3708 * genflags.c: Likewise.
3709 * genopinit.c: Likewise.
3710 * genpeep.c: Likewise.
3711 * genrecog.c: Likewise.
3712 * genoutput.c: Likewise. Similarly for function `error'.
3714 Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3716 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf.
3717 * alocal.m4 (GCC_C_VOLATILE): New autoconf test.
3718 * configure.in: Use GCC_C_VOLATILE.
3719 * system.h (volatile): Define as empty if no volatile support is
3722 Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com)
3724 * genemit.c (output_add_clobbers): Removed unused variable 'i' from
3727 Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com>
3729 * loop.c (get_condition): Don't combine when either compare is MODE_CC.
3730 * alpha.c (alpha_emit_conditional_branch): New function. Taken from
3731 the body of beq; additionally set the mode of the branch to CCmode for
3732 FP compares and not fast_math.
3733 (alpha_emit_conditional_move): Always use a compare insn for FP
3734 when not fast_math, as well as setting CCmode on the cmov.
3735 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch.
3737 * machmode.h (COMPLEX_MODE_P): New macro.
3739 Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com>
3741 * haifa-sched.c (print_exp): Fix typo.
3743 Fri May 8 21:48:50 PDT 1998 Jeff Law (law@cygnus.com)
3745 * version.c: Bump for snapshot.
3747 Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com>
3749 * final.c (final_scan_insn): Call fatal_insn instead of abort if
3750 we could not split an insn when required to.
3752 * m32r.md ({add,sub}di3): Add define_splits and appropriate low
3754 (peepholes): Disable peepholes that call dead_or_set_p.
3755 (movsi): Rewrite to handle addresses better after last change.
3756 Add define_split to split load of addresses in large/medium modes.
3757 (prologue): Call m32r_expand_prologue.
3758 (movsi_{push,pop}): Generators for push/pop.
3759 (movsi): Support PRE_{INC,DEC}, POST_INC.
3760 (mov{di,df}): Rewrite. Always split the insns.
3761 (movsf): Add define_split to get register load in correct mode.
3762 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint.
3763 (attributes): Rewrite attributes so that type indicates both the
3764 type and the length of the insn directly.
3765 (all insns): Change to use new type attributes.
3766 (debug): New attribute to convey whether -mdebug was used.
3767 (opt_space): New attribute to convey whether -Os was used.
3768 (function units): Loads are 3 cycles, not 2. Better classify all
3769 insns into short/long.
3770 (load/store/extend insns): Add separate case for load/store
3771 indirect operations without an offset.
3772 (divsi3): Division is a long operation, not short.
3774 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for
3776 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent.
3777 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares.
3778 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for
3779 operands with PRE_{INC,DEC}, POST_INC.
3780 (FUNCTION_PROFILER): Call abort instead of doing nothing.
3781 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of
3783 (gen_split_move_double): Declare.
3784 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset.
3786 * m32r.c (gen_split_move_double): Fix typo. Also, don't call
3787 emit_move_insn, build up SET's directly.
3788 (toplevel): Include system.h, not stdio.h.
3789 (move_double_src_operand): Allow any DF or DI mode constant.
3790 (gen_split_move_double): Split moves of DI or DF values into the
3791 appropriate moves, loads, or stores. Don't handle use of auto
3792 inc/dec if using dead index. Do handle overlapping moves, etc.
3793 (m32r_frame_info): Remove prologue_size field.
3794 (m32r_compute_frame_size): Don't calculate prologue size.
3795 (m32r_output_function_prologue): Change to pretty much a NOP.
3796 (m32r_expand_prologue): Expand prologue as a series of INSNs.
3797 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC.
3798 (m32r_print_operand_address): Ditto.
3800 Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org)
3802 * reload1.c (emit_reload_insns): When performing expensive
3803 optimizations, do not output the last reload insn if OLD is
3804 not the dest of NSN and is in the src and is clobbered by INSN.
3806 Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3808 * Makefile.in (genrtl.o): Depend on system.h.
3809 * gengenrtl.c (gencode): When creating genrtl.c, have it
3812 Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3814 * config/m68k/t-linux: Remove extra stuff already included in
3817 Fri May 8 09:53:24 Paul Eggert <eggert@twinsun.com>
3819 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around
3820 curses.h if it contains `typedef char bool;', as suggested by
3821 Manfred Hollstein <manfred@s-direktnet.de>.
3823 * configure.in: Rename fixinc.math to fixinc.wrap.
3825 Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com>
3827 * gcc.c (read_specs): Handle missing blank line at end of specs file.
3829 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1,
3830 movdfcc_1): Disable.
3832 Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com>
3834 * configure.in (enable_threads): Rename to enable_threads_flag before
3835 main loop. Set enable_threads to enable_threads_flag inside main
3838 Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com>
3840 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called
3843 Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3845 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro.
3847 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT.
3848 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h.
3849 (AC_CHECK_FUNCS): Remove unused check for vprintf.
3851 * Makefile.in: Add support for linking in vfprintf.c and doprint.c.
3852 (cccp.o): Depend on gansidecl.h.
3855 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as
3856 per the rest of gcc source.
3857 * cexp.y: Likewise. Include gansidecl.h and remove all code made
3860 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code
3861 used when vfprintf is missing.
3864 * genattrtab.c: Likewise.
3865 * mips-tfile.c: Likewise.
3866 * toplev.c: Likewise.
3868 * vfprintf.c: New file.
3869 * doprint.c: New file.
3871 Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com)
3873 * config/linux.h (ASM_COMMENT_START): Remove from here,
3874 * config/linux-aout.h (ASM_COMMENT_START): and here,
3875 * config/i386/linux.h (ASM_COMMENT_START): to here,
3876 * config/i386/linux-aout.h (ASM_COMMENT_START): and here.
3877 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define
3880 Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
3882 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode
3885 Wed May 6 22:32:37 CDT 1998 Robert Lipe <robertl@dgii.com>
3887 * Makefile.in (dwarfout.o) Add toplev.h dependency.
3888 * dwarfout.c, i386.c: Include toplev.h
3889 * toplev.h: (pfatal_with_name) Add prototype.
3891 Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com>
3893 * Makefile.in: Fix .SUFFIXES.
3895 Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au>
3897 * config/linux.h (ASM_COMMENT_START): Define as "#".
3898 * config/linux-aout.h (ASM_COMMENT_START): Likewise.
3900 Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com>
3902 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency.
3903 * objc/objc-parse.y, objc/objc-parse.c: Regenerate.
3905 * toplev.c: Include toplev.h.
3906 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o,
3907 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o,
3908 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o,
3909 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o,
3910 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add
3911 toplev.h dependency.
3913 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to
3914 HARD_FRAME_POINTER_REGNUM.
3916 * expr.c (target_temp_slot_level): Delete duplicate definition.
3918 Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com)
3920 * stmt.c (mark_seen_cases): Make it have external linkage again.
3921 * expr.h (mark_seen_cases): Add declaration, but only when tree.h
3924 * haifa-sched.c (print_value, case SUBREG): Fix typo.
3926 * i386.c (output_387_binary_op): Add some braces to avoid warnings.
3927 * i386.h (REG_CLASS_CONTENTS): Similarly.
3929 * toplev.c (-fsched-max): Delete flag.
3930 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise.
3931 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N
3932 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG
3935 * haifa-sched.c (find_rgns): Correctly handle reducible loops with
3936 inner loops which are not reducible.
3938 * loop.c (regs_match_p): Fix typo in prototype.
3940 * regmove.c (try_auto_increment): Wrap declaration inside an
3941 #ifdef AUTO_INC_DEC.
3943 Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com>
3945 * final.c (output_operand_lossage): Call fatal with the operand
3946 lossage message instead of calling abort.
3948 Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3950 * c-common.c: Convert to using ctype macros defined in system.h.
3951 * c-lex.c: Likewise.
3953 * collect2.c: Likewise.
3954 * rs6000.c: Likewise.
3955 * cpplib.c: Likewise.
3956 * fix-header.c: Likewise.
3958 * gen-protos.c: Likewise.
3959 * pexecute.c: Likewise.
3960 * protoize.c: Likewise.
3964 * tlink.c: Likewise.
3965 * toplev.c: Likewise.
3967 Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com>
3969 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) :
3970 Replace -gdwarf-2 with -g0.
3972 Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3974 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h.
3975 * mips-tdump.c: Include system.h, remove redundant headers.
3976 * mips-tfile.c: Likewise. Also, convert all ctype function calls
3977 to calls of the macro versions defined in system.h.
3979 * objc/Make-lang.in (objc-act.o): Depend on system.h.
3980 * objc/objc-act.c: Include system.h, remove redundant headers.
3982 Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3984 * configure.in (AC_CHECK_FUNCS): Add isascii.
3985 (GCC_NEED_DECLARATIONS): Add atof.
3987 * system.h: Provide prototypes for abort, atof, atol and sbrk here.
3988 * rtl.c, rtl.h, toplev.c, tree.h: Not here.
3990 Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3992 * system.h: Wrap time.h and sys/file.h in autoconf checks.
3993 Provide default definitions for O_RDONLY and O_WRONLY here.
3995 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here.
3997 1998-05-06 Mark Mitchell <mmitchell@usa.net>
3999 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'.
4001 Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com>
4003 * toplev.h: New file. Protypes for functions in toplev.c.
4004 * tree.h, rtl.h: Deleted protos for functions in toplev.c.
4005 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c,
4006 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c,
4007 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c,
4008 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c,
4009 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c,
4010 varasm.c: include it.
4012 Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com)
4013 Jim Wilson (wilson@cygnus.com)
4015 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf
4016 blocks. Check for 1 successor which is the EXIT_BLOCK.
4018 * haifa-sched.c (find_rgns): Detect unreachable blocks, including
4019 unreachable loops with more than one block.
4021 Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
4023 * fix-header.c (write_rbrac): Add "abort" to functions which need to
4026 Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com)
4028 * Check in merge from gcc2. See ChangeLog.12 for details.
4030 Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com>
4032 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not
4033 accept 'a' flag. 'S' does accept 'a' flag.
4034 (check_format_info): When pedantic, warn for m/C/S/a/A formats,
4037 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include.
4039 Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4041 * config/m68k/m68k.h: Declare functions from m68k.c used in
4042 macros and machine description.
4043 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for
4045 (ASM_OUTPUT_FLOAT): Likewise.
4046 (ASM_OUTPUT_FLOAT_OPERAND): Likewise.
4048 Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com>
4050 * tree.def: Add NAMESPACE_DECL.
4051 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now.
4052 * dwarf2out.c (push_decl_scope): Likewise.
4053 (scope_die_for): Likewise.
4054 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine
4055 how to get next context level.
4057 Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com>
4059 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode
4062 Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com)
4064 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers.
4066 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes
4067 for any insns skipped at the start of a block because they were
4070 Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com>
4072 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000.
4074 1998-05-04 Ulrich Drepper <drepper@cygnus.com>
4076 * c-common.c (format_char_info): Add new field hhlen.
4077 (print_char_table, scan_char_table, time_char_table): Initialize
4078 hhlen field appropriately.
4079 (char_format_info): Recognize hh modifier and lookup correct char
4082 Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com>
4084 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string
4085 reference if this is a store.
4087 Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com>
4089 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument.
4091 Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com>
4093 Make UnixWare 7 bootstrap support work with final shipping product.
4094 * configure.in: (i[34567]86-*-sysv5): append, not overwrite, xm_file.
4095 Pick up xm-siglist and xm-alloca.
4096 (xm_defines): Add USG so dbxout will build.
4097 * configure: Regenerate.
4099 Sun May 3 13:51:34 PDT 1998 Richard Henderson <rth@cygnus.com>
4101 Support for official Sparc V9 ABI:
4102 * sparc.c (sparc_override_options): Force stack bias off for !arch64.
4103 Care for flag_pcc_struct_return default.
4104 (output_move_quad): Rewrite to move by halves on v9 and in the
4106 (move_quad_direction): New function.
4107 (output_fp_move_quad): Use it to determine the direction of copy.
4108 (function_arg_slotno): Return -1 for FP reg overflow as well.
4109 (function_arg_record_value*): New functions.
4110 (function_arg): Use them. Streamline unprototyped parameter passing.
4111 (function_arg_pass_by_reference): Pass TCmode by reference.
4112 (function_value): New function.
4113 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use
4114 long long in 64-bit mode.
4115 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs.
4116 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable.
4117 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64.
4118 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise.
4119 (BASE_INCOMING_ARG_REG): Likewise.
4120 (FUNCTION_VALUE): Call function_value.
4121 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise.
4122 * sparc.md (movdi_sp32_v9): Disable for arch64.
4123 (movsf, movdf, movtf): Sort all ulternatives using fp regs first.
4124 (call_value_address_sp64): Remove register class constraints.
4125 (call_value_symbolic_sp64): Likewise.
4126 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain
4127 v9 case to 32-bit constants.
4128 (goto_handler_and_restore_v9): Provide a version for arch64.
4129 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition.
4130 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias.
4131 (CPP_PREDEFINES): New.
4132 * sparc/sp64-elf.h: Likewise.
4133 (PREFERRED_DEBUGGING_TYPE): Dwarf2.
4134 (ASM_OUTPUT_DWARF2_ADDR_CONST): New.
4135 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes.
4137 Sat May 2 17:47:17 PDT 1998 Jeff Law (law@cygnus.com)
4139 * version.c: Bump for snapshot.
4141 Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4143 * reload.c (find_reloads): Emit USEs to mark where a pseudo
4144 is reloaded with the MEM of its stack slot.
4145 * reload1.c (cannot_omit_stores): Delete.
4146 (reload): Don't initialize it.
4147 Don't apply avoid_return_reg logic to USEs.
4148 When done, remove USEs that have a REG_EQUAL note on them.
4149 (emit_reload_insns): Handle case where we have inherited a MEM.
4150 (choose_reload_regs): Likewise.
4151 (delete_output_reload): Don't use cannot_omit_stores.
4153 Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com>
4155 * Makefile.in (cpp.info, gcc.info): Put -o option before input file.
4157 Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com>
4159 * haifa-sched.c (print_{exp,value}): Various changes to make the
4160 debug output easier to read. Also, use only one buffer, and make
4161 sure the buffer we are passed in doesn't overflow.
4162 (safe_concat): Concatenate to a buffer without overflow.
4164 Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4166 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree
4169 Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4171 * sched.c (new_insn_dead_notes): Check if the register was
4172 used in the original instruction.
4173 * haifa-sched.c (new_insn_dead_notes): Likewise.
4175 Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com>
4177 * dwarf2out.c (scope_die_for): If could not find proper scope,
4178 check for and handle tagged type with incorrect TYPE_CONTEXT.
4180 Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu>
4182 * calls.c (expand_call): Fix recognition of C++ operator new.
4184 * alias.c (mode_alias_check): Disable type based alias detection.
4186 Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com>
4188 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL,
4189 ASM_OUTPUT_WEAK_ALIAS): Define.
4190 * config/mips/elf64.h: Same.
4191 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
4192 ASM_WEAKEN_LABEL): Removed.
4194 Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4196 * calls.c (expand_call): Bump the length limit on the specially
4197 recognized function names to 17.
4199 Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
4201 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS
4202 when undefining macros at the end.
4204 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either
4205 val or len has TREE_SIDE_EFFECTS set.
4207 * sparc.md (mulsidi3): Call const v8plus and v8plus routines.
4208 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
4209 (smuldi3_highpart): Call const v8plus routine.
4210 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
4211 (const_smulsi3_highpart_v8plus): New pattern.
4212 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
4213 (umulsidi3): Call const v8plus routine.
4214 (umulsi3_highpart): Handle const before v8plus. Call const v8plus
4216 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
4217 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
4219 Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
4221 * m32r.c (*_oper{and|ator}): Change enum arguments and return
4222 values to int, so they can be prototyped even in files that don't
4224 ({small,large}_insn_p): Ditto.
4225 (m32r_select_cc_mode): Ditto.
4226 (gen_compare): Ditto.
4227 (function_arg_partial_nregs): Ditto.
4228 (m32r_setup_incoming_varargs): Ditto.
4229 (init_reg_tables): Add prototype.
4230 (m32r_frame_info): Add prolog_size field.
4231 (m32r_compute_frame_size): Calculate the size of the prologue.
4232 (m32r_first_insn_address): Return prologue size.
4233 (m32r_output_function_prologue): Calculate frame size before
4234 printing out information. Print out the prologue size.
4236 * m32r.h: Prototype all functions in m32r.c.
4237 (FIRST_INSN_ADDRESS): Declare, returning prologue size.
4239 * m32r.md (bcc functions): Cast enum's to int.
4241 * m32r.c (conditional_move_operand): Silence a debug message.
4242 ({small,long}_insn): New predicates.
4244 * m32r.h (TARGET_M32R): New macro.
4245 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn.
4246 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler
4248 (ISSUE_RATE): Define as 2.
4250 * m32r.md (insn_size): New attribute.
4251 ({,rev_}branch_insn): Add .s qualifier to branches believed to be
4253 (m32r): New attribute.
4255 * configure.in (enable_haifa): Switch m32r to Haifa by default.
4256 * configure: Regenerate.
4258 (Changes from Nick Clifton <nickc@cygnus.com>)
4259 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm
4260 the equivalent of a negated 'I' constraint.
4261 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole
4262 optimisation to work.
4264 * m32r.md (cmp_ne_small_const_insn): Use 'S' constriant rather
4265 than 'I' since the value is negated.
4266 (peephole): Add peephole optimisation to cope with optimization of
4267 divide and subtracts of the same operands.
4269 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC.
4273 * m32r.h (PREDICATE_CODES): Add declaration of machine specific
4276 Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de>
4278 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24).
4280 Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com>
4282 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against
4283 frame_pointer_rtx not FRAME_POINTER_REGNUM.
4285 Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com>
4287 * reg-stack.c: Revert last patch (Apr 20).
4288 (convert_regs): Set insn to PREV_INSN (next) after do while loop.
4290 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code.
4292 * loop.c (check_dbra_loop): New locals jump, first_compare, and
4293 compare_and_branch. Call get_condition to set first_compare.
4294 Set compare_and_branch to number of compare/branch instructions.
4295 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare.
4296 Replace '2' with compare_and_branch.
4298 Mon Apr 27 15:53:30 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4300 * cplus-dem.c (demangle_qualified): Replace missing else.
4302 Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4304 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG.
4306 Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4308 * sh.c (sh_expand_prologue, sh_expand_epilogue):
4309 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment.
4310 * sh.h (STACK_BOUNDARY): Likewise.
4312 Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4314 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
4316 Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com>
4318 * system.h (abort): If abort is not defined, and neither is
4319 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit,
4320 reporting the line and filename of the error.
4322 * .gdbinit: Add breakpoints on exit and fancy_abort.
4324 * final.c (split_double): Avoid a compiler warning if
4325 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT.
4327 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros
4328 for calling jump_optimize.
4330 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_*
4331 macros, rather than 0/1's.
4333 Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com>
4335 * alpha.h (CONST_COSTS): Zero is always free.
4336 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown.
4338 Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4340 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the
4341 length in the name of a virtual table.
4343 Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com>
4345 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N.
4347 Sat Apr 25 22:11:38 PDT 1998 Jeff Law (law@cygnus.com)
4349 * version.c: Bump for snapshot.
4351 Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com)
4353 * fold-const.c (fold_convert): Fix typo.
4355 Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu>
4357 * alias.c (alias_invariant): New variable.
4358 (record_base_value): New argument INVARIANT.
4359 (memrefs_conflict_p): If a register has an entry in the alias_invariant
4360 array, try substituting that value for the register.
4362 * rtl.h: Declare record_base_value.
4364 * loop.c, unroll.c: Update callers of record_base_value.
4366 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and
4367 ZERO_EXTEND do not affect base values.
4369 Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com)
4371 * dbxout.c (dbxout_type): Fix typo.
4372 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix.
4374 * configure.in: Use CC_FOR_BUILD, not BUILD_CC.
4376 Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu>
4378 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P
4379 if the argument is the address of a structure or array.
4381 * configure.in: Enable Haifa scheduler by default for SPARC.
4383 Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4385 * cse.c (cse_set_around_loop): Don't do optimization when
4386 new pseudos are created.
4388 Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com)
4390 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC
4392 (dbxout_type_method_1, dbxout_type): Likewise.
4393 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise.
4394 (dbxout_type): Fix check for when to print a type range in
4397 Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4399 * (gen_shl_and, in case 1): Fix comparison with mask.
4401 Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com>
4403 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame
4404 pointer as second register in REG+REG pair.
4406 Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4408 * c-common.c (check_format_info): Don't check for the 'x' format
4409 character twice, instead check for 'x' and 'X'
4411 Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
4413 * Makefile.in (libgcc2.ready): Add explicit dependancy from
4414 $(STMP_FIXPROTO) to ensure all necessary include files have
4415 been created and to guarantee proper parallel builds.
4417 Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4419 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra
4420 register for stdarg functions.
4421 * sh.h (current_function_varargs): Declare.
4422 (FUNCTION_ARG): Ignore NAMED for stdarg functions.
4424 1998-04-23 Jim Wilson <wilson@cygnus.com>
4426 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when
4427 inhibit_libc is defined.
4429 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL.
4431 Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com>
4433 * profile.c (tablejump_entry_p): New function.
4434 (branch_prob): Add code to recognize MIPS tablejump entry branch.
4435 Use tablejump_entry_p in MIPS and HPPA tablejump checking code.
4437 Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com>
4439 * config/arm/arm.c (find_barrier): Return as soon as a barrier is
4440 found, rather than at end of the loop, after the insn has been
4443 Thu Apr 23 20:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
4445 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift.
4446 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete.
4448 Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com>
4450 * loop.c (note_addr_stored): Correct function to take 2 arguments,
4453 * rtl.def (MATCH_INSN2): Add new matching pattern.
4454 * genrecog.c (add_to_sequence): Support MATCH_INSN2.
4456 Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu>
4458 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero
4459 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD.
4461 * final.c (split_double): Sign extend both halves of a split CONST_INT.
4463 Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com)
4465 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT.
4467 Wed Apr 22 10:53:49 EDT 1998 Andrew MacLeod <amacleod@cygnus.com>
4469 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes.
4470 (cplus_demangle_opname): Call mop_up_squangle.
4471 (cplus_demangle): Initialize squangle info, then call
4472 internal_cplus_demangle. (Most code moved there as well)
4473 (internal_cplus_demangle): New function, performs most of what use
4474 to be done in cplus_demangle, but is only called with this file.
4475 (squangle_mop_up): New function to clean up B and K code data.
4476 (mop_up): set pointers to NULL after freeing.
4477 (demangle_signature, demangle_template, demangle_class): Add
4478 switch elements to handle K and B codes.
4479 (demangle_prefix, gnu_special, demangle_qualified): Add
4480 code to handle K and B codes.
4481 (do_type, demangle_fund_type): Handle B and K codes.
4482 (remember_Ktype): New function to store K info.
4483 (register_Btype, remember_Btype): New functions for B codes.
4484 (forget_B_and_K_types): New function to destroy B and K info.
4486 1998-04-21 Jim Wilson <wilson@cygnus.com>
4488 * stmt.c (check_seenlabel): When search for line number note for
4489 warning, handle case where there is no such note.
4491 Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu>
4493 * genemit.c (gen_exp): Allow machine description to set mode of
4496 Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu>
4498 * alias.c (mode_alias_check): New function.
4499 (true_dependence, anti_dependence, output_dependence): Call
4502 Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com)
4504 * mips.h (STACK_BOUNDARY): Allow specific targets to override.
4505 (MIPS_STACK_ALIGN): Similarly.
4507 * c-common.c (type_for_mode): Handle TI types.
4508 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define.
4509 (init_decl_processing): Handle TI types.
4510 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare.
4512 * mips.c (block_move_loop): Test Pmode == DImode instead of
4514 (expand_block_move, save_restore_insns): Likewise.
4515 (function_prologue, mips_expand_prologue): Likewise.
4516 (mips_expand_epilogue): Likewise.
4517 * mips.h (POINTER_SIZE): Allow specific targets to override.
4518 (Pmode): Allow specific targets to override.
4519 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64
4520 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise.
4521 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
4522 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise.
4523 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
4524 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise.
4525 * mips.md (indirect, tablejump & casesi support): Test for
4526 Pmode == DImode instead of TARGET_MIPS64.
4527 (call patterns): Likewise.
4529 Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done
4532 for gen_rtx(MEM, ...).
4534 Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com>
4536 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite
4537 to not be so gross, and to properly function with PIC.
4539 Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com>
4541 * frame.c (heapsort): Rename to frame_heapsort.
4543 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it.
4545 Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com>
4547 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned.
4549 Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com)
4551 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory
4552 operands during and after reload.
4554 Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4556 * final.c (shorten_branches, init_insn_lengths): Move code
4557 to free label_align, uid_shuid, insn_lengths, insn_addresses
4558 and uid_align from the former function into the latter one;
4559 Add code to clear these variables.
4560 * sh.h (label_align): Remove declaration.
4562 Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com>
4564 * gcc.c (lang_specific_driver): Declare prototype properly so
4565 fatal can be passed to it without error.
4567 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr.
4568 * configure: Regenerate.
4569 * config.in: Add #undef's for strchr and strrchr.
4571 * protoize.c (toplevel): If we have rindex, but not strrchr, map
4573 (file_could_be_converted): Use strrchr, not rindex since rindex is
4574 not defined on Linux systems when _POSIX_SOURCE is defined.
4575 (file_normally_convertible): Ditto.
4576 (process_aux_info_file): Ditto.
4579 * rs6000.md (mov{sf,df} define_splits): When splitting a move of
4580 a constant to an integer register, don't split the insns that do
4581 the simple AND and OR operations, rather just split each word, and
4582 let the normal movsi define split handle it further.
4584 Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
4586 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling.
4587 (split_branches): Call init_insn_lengths.
4589 Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com>
4591 * i386.c: Include expr.h to get the change_address prototype
4594 Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org)
4596 * reg-stack.c (subst_asm_stack_regs): Change to return the last
4597 new insn generated by this function.
4598 (subst_stack_regs): Likewise.
4599 (convert_regs): Record the last newly generated insn and use
4600 it for change_stack () instead of INSN.
4602 Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de>
4604 * fix-header.c (enum special_file): Undefine enumerators if they
4605 are already defined by include files.
4606 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection
4607 macro with '__' to not pollute user namespace.
4609 Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com>
4611 * haifa-sched.c (queue_to_ready): Fix typo in prototype.
4613 Sat Apr 18 23:52:35 PDT 1998 Jeff Law (law@cygnus.com)
4615 * version.c: Bump for snapshot.
4617 Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com>
4619 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints.
4621 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC.
4622 Add missing -Dpentium* options.
4623 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default
4624 instead of CPP_CPU_DEFAULT.
4625 (EXTRA_SPECS): Add entry for cpp_cpu_default.
4627 Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu>
4629 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be
4630 negative in a stackless frame.
4631 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area
4632 in stackless frame size. Support 64-bit stackless frame size.
4633 Combine fpmem offset calculations and don't add total_size to
4634 offset if not pushing a stack frame.
4636 Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com>
4638 * regmove.c (fixup_match_1): In three places, in flag_exceptions
4639 check, change p to q.
4641 Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com>
4643 * gcc.c (lang_specific_driver): Add new parm type to prototype.
4644 (added_libraries): New file scope static variable.
4645 (process_command): Initialize added_libraries. Pass it to
4646 lang_specific_driver.
4647 (main): Use added_libraries in check for no input files.
4649 Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu>
4651 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9
4652 code generation. Use 64 bit instructions in 32 bit mode when
4653 possible. Use V9 return instruction. UltraSPARC optimizations.
4655 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (.
4657 Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com)
4659 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg,
4660 just pass zero. That will work regardless of the size of HARD_REG_SET.
4662 * libgcc2.c (__floatdisf): Fix a couple typos.
4664 Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com>
4666 * Makefile.in (mostlyclean): Delete *.mach and *.bp files.
4668 Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org>
4670 * emit-rtl.c (gen_highpart): initialize `word' properly for pseudo.
4672 Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu>
4674 * emit-rtl.c (operand_subword_force): If a register can not be
4675 accessed by words, copy it to a pseudo register.
4677 Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com>
4679 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*.
4681 Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com>
4683 * tree.h (mark_seen_cases): Delete declaration.
4685 Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com)
4687 * stmt.c (mark_seen_cases): Make static and add prototype.
4689 Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4691 * frame.c: Include stdlib.h and unistd.h to possibly get various
4692 function prototypes. The fixproto script guarantees these header
4693 files exist on the target system.
4694 * libgcc2.c: Likewise.
4696 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock,
4697 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the
4698 function parameters.
4699 * libgcc2.c (__udiv_w_sdiv): Likewise.
4701 Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com)
4703 * varasm.c (asm_output_bss): Add prototype.
4704 (asm_output_aligned_bss): Likewise.
4706 * unroll.c (verify_addresses): Add prototype.
4708 * toplev.c: Add many prototypes. Too many to mention here.
4710 * stmt.c (check_seenlabel): Add prototype.
4712 * rtlanal.c (reg_set_p_1): Add prototype.
4713 (reg_set_last_1): Likewise.
4715 * reorg.c (find_dead_or_set_registers): Add prototype.
4717 * regmove (try_auto_increment): Add prototype.
4719 * reg-stack.c (pop_stack): Add prototype.
4721 * recog.c (validate_replace_rtx_1): Add prototype.
4722 (find_cosntant_term_loc): Likewise.
4724 * loop.c (regs_patch_p): Add prototype.
4725 (add_label_notes, count_nonfixed_reads): Likewise.
4726 (find_single_use_in_loop): Likewise.
4727 (express_from): Surround prototype with #ifdef.
4728 (giv_sort): Similarly.
4730 * jump.c (mark_modified_reg): Add prototype.
4732 * haifa-sched.c (is_prisky): Add prototype.
4733 (queue_to_ready): Likewise.
4735 * genextract.c (gen_insn): Add prototype.
4737 * genemit.c (max_operand_1): Add prototype.
4738 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise.
4739 (gen_expand, gen_explit, output_add_clobbers): Likewise.
4740 (output_init_mov_optab): Likewise.
4742 * genattrtab.c (attr_hash_add_rtx): Add prototype.
4743 (attr_hash_add_string, write_length_unit_log): Likewise.
4745 * genattr.c (init_range): Add prototype.
4747 * combine.c (sets_function_arg_p): Add prototype.
4749 * expr.c (store_constructor_field): Add prototype.
4750 (get_memory_usage_from_modifier): Likewise
4752 * expmed.c (synth_mult): Add prototype.
4753 (choose_multiplier, invert_mod2n): Likewise.
4755 * except.c (push_eh_entry): Add prototype.
4756 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise.
4757 (call_get_eh_context, start_dynamic_cleanup): Likewise.
4758 (start_dynamic_handler, can_throw): Likewise.
4759 (output_exception_table_entry, scan_region): Likewise.
4760 (eh_regs, set_insn_eh_region): Likewise.
4762 * dwarfout.c (decl_class_context): Add prototype.
4763 (output_inheritance_die, type_ok_for_scope): Likewise.
4765 * c-lex.c (skip_white_space_on_line): Add prototype.
4767 * alias.c (record_set): Add prototype.
4768 (find_base_term, base_alias_check): Likewise.
4770 * function.c (assign_outer_stack_local): Make static and add prototype.
4772 * haifa-sched.c (build_control_flow): Accept raw data as inputs
4773 instead of computing it locally. Callers changed.
4774 (find_rgns): Several new arguments. Callers changed.
4775 Generally clean up and comment better. Use dominators to
4776 identify reducible loops. Convert some flag arrays to bitmaps.
4777 Convert most of the code to work on pred/succ lists instead of
4778 an edge table. Add comments for future improvements.
4779 (schedule_insns): Allocate temporary tables for flow data, call
4780 routines to compute flow data and pass it along to children as
4782 (debug_control_flow): Delete. Use dump_bb_data instead.
4784 * basic-block.h (compute_dominators): Declare.
4786 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging
4788 * basic-block.h: Declare them.
4790 Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com>
4792 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if
4795 Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com>
4797 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL.
4798 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated
4799 node is non NULL. Cache last file name and file name identifier node.
4801 1998-04-15 Mark Mitchell <mmitchell@usa.net>
4803 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get
4804 the length of an array, not TREE_TYPE.
4806 Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com)
4808 * flow.c (sbitmap_union_of_successors): New function.
4809 * basic-block.h (sbitmap_union_of_successors): Declare it.
4811 Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com>
4813 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop.
4814 Set gnu_ld to gnu_ld_flag inside main loop.
4817 Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com>
4819 * toplev.c (compile_file): Call init_parse using new interface.
4820 (init_lex): Remove declaration.
4822 * c-lex.c (init_parse): Now returns char* containing filename.
4824 Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com)
4826 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing.
4828 Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com>
4830 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o.
4831 (gen{extract,peep,opinit,output}): Ditto.
4833 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a
4834 global definition so print-rtl.o can be linked in.
4835 * gen{peep,recog}.c (insn_attr_name): Ditto.
4837 Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com>
4839 * fixincludes: discard empty C++ comments, as found in sys/time.h
4842 Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
4844 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant
4847 Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com)
4849 * emit-rtl.c (operand_subword): Rework slightly to avoid
4850 bogus warning from previous change.
4852 Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com>
4854 * alpha.md: Revert Oct 27 change, as it is superceeded by Kenner's
4855 Nov 8 find_replacement change. Move decls of get_unaligned_address
4856 * alpha.h: ... here.
4858 Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu>
4860 * function.c (assign_parms): Initialize unsignedp before passing
4861 its pointer to promote_mode.
4863 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND.
4864 (write_test_expr): Allow MATCH_INSN.
4866 Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com>
4868 * install.texi: Update section on warnings that can be safely ignored.
4870 Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com>
4872 * mips.md (reload_outdi): Change the scratch mode from DImode to
4873 TImode. New variable scratch, used instead of operand[2] in template.
4874 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P.
4876 Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com>
4878 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space.
4880 Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se>
4882 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine.
4884 Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com)
4886 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
4887 (ASM_FINISH_DECLARE_OBJECT): Likewise.
4889 * Idea and part of the patch from HJ.
4890 * Makefile.in: auto-host.h renamed from auto-config.h. All references
4892 (distclean): Remove auto-build.h too.
4893 * configure.in: Rename host autoconf generated file to auto-host.h.
4894 If host != build, then run autoconf to generate auto-build.h for
4895 the build machine and include it in build_xm_files.
4896 Check for wait.h and sys/wait.h.
4898 * combine.c (simplify_rtx, case TRUNCATE): Respect value of
4899 TRULY_NOOP_TRUNCATION.
4901 Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com>
4903 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop.
4905 Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com>
4907 * invoke.texi (ld options) Include memset requirements
4908 for options -nodstdlib and -nodefaultlibs.
4910 1998-04-12 Paul Eggert <eggert@twinsun.com>
4912 This change is from an idea suggested by Arthur David Olson.
4914 * c-common.c (decl_attributes, record_function_format,
4915 check_format_info, init_function_format_info):
4916 Add support for strftime format checking.
4917 (enum format_type): New type.
4918 (record_function_format): Now static, and takes value of type
4919 enum format_type instead of int.
4920 (time_char_table): New constant.
4921 (struct function_format_info): format_type member renamed from is_scan.
4922 (check_format_info): Use `warning' rather than sprintf followed by
4923 `warning', to avoid mishandling `%' in warnings.
4924 Change `pedwarn' to `warning', since these warnings do not necessarily
4925 mean the program does not conform to the C Standard, as the code
4926 need not be executed.
4928 * c-tree.h (record_function_format): Remove decl; no longer extern.
4930 * extend.texi: Add documentation for strftime format checking.
4932 Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com)
4934 * mips/ecoffl.h: Do not include mips.h.
4935 * mips/elf.h: Likewise.
4937 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files.
4938 * mips/ecoff.h: Include "mips/mips.h".
4940 Sat Apr 11 22:42:54 PDT 1998 Jeff Law (law@cygnus.com)
4942 * version.c: Bump for snapshot.
4944 Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com)
4946 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes.
4947 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse.
4948 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns
4949 between loop optimization passes.
4950 * rtl.h: Updated appropriately.
4952 Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com)
4954 Reinstall this patch from Jason.
4955 * function.c (push_function_context_to): Don't call init_emit.
4957 Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com>
4959 * rtl.c (read_skip_spaces): Prevent infinite loops upon
4960 encountering unterminated comments.
4962 Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com)
4964 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for
4967 * configure.in: Handle --with-fast-fixincludes.
4968 (fixincludes): If --with-fast-fixincludes, then use a different
4969 fixincludes program by default.
4970 * Makefile.in (fixinc.sh): New rule.
4972 Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org)
4974 * i386.md (movqi+1): Handle invalid QI register.
4975 (movsf_push-1): Likewise.
4977 Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com>
4979 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic
4981 symbolic_memort_operand(), call32_operand(), int8_operand(),
4982 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed.
4984 uint16_operand(): Made static.
4986 Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com)
4988 * calls.c (expand_call): Fix typo.
4990 Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com)
4992 * c-lex.c (finput): New global.
4993 (init_parse): Always included. Handle !USE_CPPLIB using
4994 code originally in compile_file.
4995 (finish_parse): Update for CPPLIB.
4996 * toplev.c (init_parse, finish_parse): Declare.
4997 (finput): Delete variable. Now in front-ends.
4998 (compile_file): Remove code which is now handled by init_parse
4999 which is unconditionally called. Similarly for finish_parse.
5001 Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com>
5003 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK,
5004 ASM_WEAKEN_LABEL): Add.
5006 Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com>
5008 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files.
5009 * configure.in (alpha-*-linux*): Use them.
5011 Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
5013 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition.
5014 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO,
5015 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros.
5016 (build_expr_wfl): New prototype declaration.
5017 * tree.c (build_expr_wfl): New function, to build
5018 EXPR_WITH_FILE_LOCATION nodes.
5019 (copy_node): Don't zero TREE_CHAIN if copying a
5020 EXPR_WITH_FILE_LOCATION node.
5021 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION.
5022 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION.
5024 Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com)
5026 * configure.in (v850): Use t-v850.
5027 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations.
5029 * protoize.c (creat, read, write): Do not declare.
5031 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which
5032 refer to the CODE_LABEL before a dispatch table.
5034 * invoke.texi: Add ARC options.
5036 * gcc.c (proces_command): Improve error message for -o with
5039 * i386/x-cygwin32 (CLIB): Link in advapi32.
5041 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing.
5042 (ASM_IDENTIFY_LANGUAGE): Likewise.
5044 * i386.md (movqi recognizer): Don't perfom byte increment into
5047 * configure.in (x86-dg-dgux): Run fixinc.dgux.
5049 * i370.h: Fix typo in GEN_INT changes.
5051 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead
5052 of an empty arglist in prototype.
5054 * Makefile.in: Remove bytecode crud that crept back in after the
5057 1998-04-08 Brendan Kehoe <brendan@cygnus.com>
5059 * c-lex.h (is_class_name): Fix arg type to be tree, not void.
5060 (make_pointer_declarator, reinit_parse_for_function): Fix typo.
5062 Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com)
5064 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
5066 Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de>
5068 * c-lex.c (is_class_name): Delete declaration.
5069 (whitespace_cr): Make static and add prototype.
5070 * c-lex.h (make_pointer_declarator, reinit_parse_for_function,
5071 yylex, get_directive_line): Turn declarations into prototypes.
5072 (position_after_whitespace, check_newline, yyerror,, is_class_name,
5073 forget_protocol_qualifiers, remember_protocol_qualifiers): Add
5075 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add
5077 * gencodes.c (gen_insn): Add prototype.
5078 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split,
5079 gen_peephole): Add prototypes.
5080 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add
5082 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx,
5083 special_format, find_formats, gendecl, genmacro, gendef, genlegend,
5084 genheader, gencode): Add prototypes.
5085 * genopinit.c (gen_insn): Add prototype.
5086 * genoutput.c (output_prologue, output_epilogue, scan_operands,
5087 process_template, validate_insn_alternatives, gen_insn, gen_peephole,
5088 gen_expand, gen_split, n_occurrences): Add prototypes.
5089 * genpeep.c (gen_peephole): Add prototype.
5090 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop,
5091 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg,
5092 labels_in_range_p, count_loop_regs_set, note_addr_stored,
5093 loop_reg_used_before_p, scan_loop, replace_call_address,
5094 skip_consec_insns, libcall_benefit, ignore_some_movables,
5095 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables,
5096 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv,
5097 check_final_value, record_giv, update_giv_derive, basic_induction_var,
5098 simplify_giv_expr, general_induction_var, consec_sets_giv,
5099 check_dbra_loop, express_from, combine_givs_p, combine_givs,
5100 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1,
5101 last_use_this_basic_block, record_initial, update_reg_last_use,
5102 iteration_info, analyze_loop_iterations, insert_bct,
5103 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations
5106 Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com)
5108 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
5110 1998-04-07 Ken Raeburn <raeburn@cygnus.com>
5112 * config/mips/mips.c (siginfo): Deleted.
5113 (override_options): Don't install SIGINFO signal handler.
5115 Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com>
5117 * loop.c (check_dbra_loop): When normalize comparison_val, add check
5118 to verify it is non-negative.
5120 Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com>
5122 * alpha.c (alpha_expand_block_move): Correctly collect block offsets.
5123 (alpha_expand_block_clear): Likewise.
5125 Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com>
5127 * tree.h (sizetype_tab): Fix previous change for K&R.
5129 Mon Apr 6 22:23:29 PDT 1998 Jeff Law (law@cygnus.com)
5131 * version.c: Bump for snapshot.
5133 Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com)
5135 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file.
5136 Add USG and POSIX to xm_defines.
5138 Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com>
5140 * gcc.c: Add linker spec.
5141 (link_command_spec): Use %(linker) instead of ld.
5142 (main): If collect2 is requested as the linker, see if it exists;
5143 if not, use ld instead.
5145 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld.
5147 (install-collect2): Install as collect2, not ld.
5149 * configure.in(will_use_collect2): It's named collect2 now.
5151 * collect2: Remove checks to see if we were invoked recursively.
5152 (collect_execute): Use _spawnvp under cygwin32.
5154 Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com>
5156 * haifa-sched.c (build_control_flow): Set unreachable for block whose
5157 only predecessor is itself.
5159 Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5161 * c-parse.in: Include system.h, and remove stuff now made redundant.
5164 * protoize.c: Likewise. Properly check for cpp stringification.
5166 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o):
5169 * objc/Make-lang.in (objc-parse.o): Likewise.
5171 Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5173 * gansidecl.h: Check if compiler supports __attribute__. Provide
5174 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using
5175 __attribute__ when its available. Also provide definitions for
5176 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in
5177 terms of ATTRIBUTE_PRINTF.
5179 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place
5182 Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com>
5184 * combine.c (can_combine_p): Include successor in volatile test.
5186 Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5188 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set
5191 Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com)
5193 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions
5194 in prototype and definition.
5196 Mon Apr 6 00:48:56 PDT 1998 Jeff Law (law@cygnus.com)
5198 * version.c: Bump for snapshot.
5200 Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com>
5202 * alpha.c (alpha_expand_block_clear): Add missing offset arg to
5203 alpha_expand_unaligned_store_words.
5205 Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com)
5207 * i386.md (movsf_push, movsf_mem): Remove.
5208 (movsf_push): Rename from movsf_push_nomove and move in front of
5209 movsf. Use nonmemory_operand predicate and don't bother checking
5211 (movsf_push_memory): New pattern.
5212 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and
5213 both operands refer to memory then force operand[1] into a register.
5214 (movsf_normal): Change to unnamed pattern.
5215 Likewise for movdf, movxf, and friends.
5217 Sun Apr 5 18:45:51 PDT 1998 Jeff Law (law@cygnus.com)
5219 * version.c: Bump for snapshot.
5221 Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com>
5223 * configure.in (alpha-dec-osf*): Match osf1.3 correctly.
5225 Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com>
5227 * configure.in (mips-wrs-vxworks): New target.
5229 Sat Apr 4 23:34:32 PST 1998 Jeff Law (law@cygnus.com)
5231 * expmed.c (synth_mult): The value -1, has no zeros, so it can
5232 never have the form ...011.
5234 * version.c: Bump for snapshot.
5236 Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com>
5238 * i386.c (asm_output_function_prefix, load_pic_register):
5239 Use ASM_GENERATE_INTERNAL_LABEL properly.
5240 (output_pic_addr_const): Recognize %X to supress any PIC sym suffix.
5241 (print_operand): Ignore it.
5242 (load_pic_register): Use it for the got load call.
5243 * i386.md (prologue_set_got, prologue_get_pc): Likewise.
5244 (prologue_get_pc_and_set_got): Likewise.
5245 * i386.h: Update print_operand docs.
5247 Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com>
5249 * i386.md (ffssi, ffshi): Rewrite as define_expands.
5250 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns.
5251 * i386.c (notice_update_cc): Recognize unspec 5.
5253 Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com)
5255 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi.
5256 * alpha.c (print_operand): Handle it.
5257 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern
5259 (fix_truncdfdi2): Likewise.
5261 Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com>
5263 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all
5264 of these into a single struct, with additional [us]sizetype entries.
5265 * stor-layout.c (set_sizetype): Initialize [us]sizetype.
5266 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being
5269 Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com>
5271 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge.
5273 Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com>
5275 * haifa-sched.c (split_block_insns): Don't supress insn splitting
5276 on subsequent passes.
5278 * alpha.c (hard_fp_register_operand): New function.
5279 * alpha.h (PREDICATE_CODES): Add it.
5280 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an
5281 f<-m case and accompanying define_split.
5282 (trapb): Use a unique unspec_volatile number.
5284 Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com>
5286 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in
5289 Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com)
5291 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12
5294 * haifa-sched.c: Mirror recent changes from gcc2.
5296 Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com)
5298 * Makefile.in (insn*.o): Depend on system.h.
5300 * pa.c (output_global_address): Initialize base.
5301 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index.
5303 1998-04-03 Mike Stump <mrs@wrs.com>
5305 * gthr.h: Support systems that don't have weak, but have threads.
5306 * configure.in (*wrs-vxworks*): Use VxWorks threads by default.
5307 * gthr-vxworks.h: New file.
5308 * objc/thr-vxworks.h: Dummy file from thr-single.c for now.
5310 Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com>
5312 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn.
5314 1998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com>
5316 * ginclude/va-i960.h (va_end): Change void * to void.
5318 Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5320 * Makefile.in (choose-temp.o): Depend on system.h.
5322 * choose-temp.c: Include system.h when IN_GCC.
5324 Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk)
5325 Richard Henderson <rth@cygnus.com>
5327 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS.
5328 (move_replacements): New function.
5329 * reload.h: Prototype it.
5331 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition.
5333 Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com>
5335 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1):
5338 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS.
5339 (gen_highpart): Likewise.
5340 * final.c (alter_subreg): Allow the target to hook by-mode subreg
5341 hard register number changes.
5343 Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com)
5345 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos,
5346 rnbitsize, rnmode and rinner.
5347 (make_range): Initialize type.
5348 (fold): Initialize arg0, arg1 and varop.
5350 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi
5352 (expand_function_start): Initialize last_ptr.
5354 * stor-layout.c (layout_record): Initialize desired_align.
5355 (get_best_mode): Initialize unit.
5357 * tree.c (copy_node): Initialize length.
5359 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type.
5361 * caller-save.c (insert_save_restore): Initialize pat, code and
5364 * emit-rtl.c (push_to_sequence): Initialize top.
5365 (push_topmost_sequence): Likewise.
5367 * genattrtab.c (simplify_by_exploding): Initialize defval.
5369 * profile.c (branch_prob): Initialize dest.
5371 * rtl.h (note_stores): Remove duplicate prototype.
5372 (GEN_INT): Re-instate cast of second arg to HOST_WIDE_INT.
5374 * cplus-dem.c (gnu_special): Don't get confused by .<digits>
5375 strings that are not actually lengths.
5377 * genattrtab.c: Make generated file use system.h, instead of
5378 including stdio.h, etc directly.
5379 * genextract.c, genopinit.c, genoutput.c: Likewise.
5380 * genpeep.c, genrecog.c: Likewise
5382 * genoutput.c (process_template): Mark operands in the generated
5383 function as potentially unused if compiling with GNU CC.
5385 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks.
5387 * pa.md (reload peepholes): Remove unused variable "mode".
5389 Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com>
5391 * config/arm/thumb.h: Add super interworking support.
5392 * config/arm/thumb.c: Add super interworking support.
5393 * config/arm/thumb.md: Add super interworking support.
5394 * config/arm/lib1funcs.asm: Add interworking support.
5395 * config/arm/lib1thumb.asm: Add super interworking support.
5396 * config/arm/t-semi: Add interworking support.
5397 * config/arm/t-thumb: Add interworking support.
5398 * config/arm/README-interworking: New file.
5400 Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com>
5402 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/.
5403 (MD_STARTFILE_PREFIX): Unset.
5405 1998-04-01 Mark Mitchell <mmitchell@usa.net>
5407 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a
5408 entity in a local scope.
5410 * fold-const.c (fold): Call truthvalue_conversion for values which
5411 are folded to boolean type.
5413 Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com)
5415 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently.
5416 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise.
5417 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise.
5418 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise.
5419 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise.
5420 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise.
5421 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise.
5422 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise.
5423 * md.texi: Likewise.
5425 Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de>
5427 * fixincludes (limits.h): Fix nested comments in Motorola's
5428 limits.h and sys/limits.h.
5430 Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com>
5432 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr
5433 as dest of expand_binop call.
5435 * alpha.md (extzv): Correct check for valid operand[2] values.
5437 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry
5440 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end.
5442 Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com>
5444 * libgcc2.c: (__main, __do_global_dtors, __do_global_ctors):
5445 For __CYGWIN32__ use the versions in winsup/dcrt0.cc.
5447 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added.
5448 cygwin32 can override this to allow both unix and win32 style PATHs.
5450 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32
5451 style environment paths.
5453 Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5455 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o,
5456 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o,
5457 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on
5460 * cpphash.c: Include config.h.
5461 * cppalloc.c: Include system.h. Add parameters to various
5462 function prototypes.
5463 * cpperror.c: Likewise.
5464 * cppexp.c: Likewise.
5465 * cpphash.c: Likewise.
5466 * cpplib.c: Likewise.
5467 * cppmain.c: Likewise.
5468 * fix-header.c: Likewise.
5470 * gen-protos.c: Likewise.
5471 * gengenrtl.c: Likewise.
5472 * halfpic.c: Likewise.
5474 * scan-decls.c: Likewise.
5477 Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com>
5479 * README.gnat: Add lang_print_xnode definition.
5481 Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
5483 * config/m68k/m68k.c (standard_68881_constant_p): Don't use
5484 fmovecr on the 68060.
5486 Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com)
5488 * genemit.c (DONE): Rework so that it works in the true arm if
5489 an if-else conditional.
5492 Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com)
5494 * rs6000.c: Do not include stdioh or ctype.h anymore.
5496 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and
5498 (stor-layout.o): Likewise.
5499 * c-typeck.c: Include rtl.h and expr.h.
5500 * stor-layout.c: Likewise.
5502 * cpplib.c (cpp_file_line_for_message): Delete unused parameter.
5503 All callers changed.
5504 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef.
5505 * fix-header.c (cpp_file_line_for_message): Delete unused paramter.
5506 All callers changed.
5508 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef.
5510 * local-alloc.c (reg_classes_overlap_p): Delete dead function.
5512 * tree.h (lang_print_xnode): Provide prototype.
5514 Sat Mar 28 23:50:44 PST 1998 Jeff Law (law@cygnus.com)
5516 * version.c: Bump for snapshot.
5518 Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com)
5520 * objc/sendmsg.c (__objc_block_forward): Add braces for return
5521 value if INVISIBLE_STRUCT_RETURN.
5523 * pa.c (arith_double_operand): Fix parens.
5525 * haifa-sched.c (print_pattern): Correct arg to sprintf.
5527 * Makefile.in (libgcc1.null): Make return type for __foo void.
5529 Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com)
5531 * pa.h: Add declarations for many functions defined in pa.c.
5533 * genpeep.c (main): Remove unused variable 'i' from the generated
5536 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels.
5537 (gen_split): Likewise.
5538 (main): Rework generated definitions of DONE and FAIL so that they
5539 no longer use gotos. Avoids warnings about unused labels.
5541 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for
5542 unused "junk" variable.
5544 * genattrtab.c (write_complex_function): Add a default case in
5545 generated switch statement to keep -W -Wall quiet.
5547 Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com>
5549 * invoke.texi: Document more ARM and Thumb command line options.
5551 * config/arm/xm-thumb.h: New file.
5553 Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu>
5555 * stmt.c (expand_expr_stmt): Must generate code for
5556 statements within an expression (gcc's `({ ... )}')
5557 even if -fsyntax-only.
5559 Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
5560 Jeffrey A Law (law@cygnus.com)
5562 * basic-block.h (basic_block_computed_jump_target): Declare.
5563 * flags.h: (current_function_has_computed_jump): Declare.
5564 * flow.c: (basic_block_computed_jump_target): Define.
5565 (flow_analysis): Allocate it. Set current_function_has_computed_jump
5567 (find_basic_blocks): Set current_function_has_computed_jump and
5568 elements of basic_block_computed_jump_target to 1 as appropriate.
5569 * function.c: (current_function_has_computed_jump): Define.
5570 * global.c (global_conflicts): Don't allocate pseudos into stack regs
5571 at the start of a block that is reachable by a computed jump.
5572 * reg-stack.c (stack_reg_life_analysis): If must restart, do so
5574 (subst_stack_regs): Undo change from Sep 4 1997.
5575 (uses_reg_or_mem): Now unused, deleted.
5576 * stupid.c (stupid_life_analysis): Compute
5577 current_function_has_computed_jump.
5578 (stupid_find_reg): Don't allocate stack regs if the function has a
5580 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if
5581 the current function has a computed jump. Use the global value
5584 Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com)
5586 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__.
5587 (DWARF2_UNWIND_INFO): Define to zero.
5589 Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com>
5591 * gcc.c (set_std_prefix): Add declaration.
5592 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/
5593 suffix, and update the standard prefix prefix.c uses.
5595 * prefix.c (std_prefix): New global to hold default prefix value.
5596 (get_key_value): Change to use std_prefix instead of PREFIX.
5597 (translate_name): Ditto.
5598 (update_path): Ditto.
5599 (get_key_value): Release allocated scratch storage.
5600 (set_std_prefix): New function to reset the standard prefix.
5602 Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5604 * sh.c (find_barrier): Fix calculations for alignment increase.
5606 Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de>
5608 * Makefile.in (stmp-fixinc): If we're actually fixing include
5609 files, copy gcc's assert.h into the fixed include dir.
5610 * fixincludes (assert.h): Avoid any attempts to fix a probably
5611 broken system specific assert.h file.
5612 * fixproto (stdlib.h): Make sure, it'll contain a definition of
5615 Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com)
5617 * regclass.c (reg_scan_mark_refs): Be more selective about
5618 when we mark a register with REGNO_POINTER_FLAG.
5620 Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5622 reload inheritance improvement:
5623 * reload1.c (reg_reloaded_contents, reg_reloaded_insn):
5624 Change meaning: index is now hard reg number.
5625 (reg_reloaded_valid, reg_reloaded_dead): New variables.
5626 (reload_spill_index): Content is now a hard reg number.
5627 (reload_as_needed): Change to fit new variable meaning.
5628 (forget_old_reloads_1, allocate_reload_reg): Likewise.
5629 (choose_reload_regs, emit_reload_insns): Likewise.
5631 Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5633 * regclass.c (record_reg_classes): '?' increases cost by two.
5635 * reload.c (find_reloads): Double previous costs. Output
5636 reloads cost one unit extra.
5638 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that
5639 boiled down to && ! 0.
5641 * reload.c (find_equiv_reg): Also consider a goal offset from the
5642 frame pointer to be constant.
5644 Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5646 * sh.h (OPTIMIZATION_OPTIONS): Define.
5648 Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com>
5650 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0).
5652 Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com)
5654 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type.
5656 Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com>
5658 * c-common.c (check_format_info): Initialize type, is_type. New local
5659 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L'
5660 when pedantic if used with integral format specifier.
5662 Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com>
5664 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum
5666 (function_arg_padding): Declare.
5668 * rs6000.c: Include system.h.
5669 (function_arg_padding): Change return type to int, cast enum's to
5672 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>)
5673 * collect2.c (scan_prog_file): Add explicit braces to avoid
5676 * dbxout.c (dbxout_type_fields): Add braces around empty body in
5678 (dbxout_type): Likewise.
5680 * rs6000.c (rs6000_override_options): Change type of `i', `j' and
5681 `ptt_size' from int to size_t.
5682 (rs6000_file_start): Likewise for `i'.
5683 (rs6000_replace_regno): Add default case in enumeration switch.
5684 (output_epilog): Remove unused variable `i'.
5685 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1'
5688 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around
5690 (get_issue_rate, non_logical_cint_operand): Add prototype.
5691 (rs6000_output_load_toc_table): Ditto.
5693 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous
5696 Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com>
5698 * config/arm/thumb.c: New File. Support for ARM's Thumb
5700 * config/arm/thumb.h: New File. Thumb definitions.
5701 * config/arm/thumb.md: New File. Thumb machine description.
5702 * config/arm/tcoff.h: New File. Thumb COFF support.
5703 * config/arm/t-thumb: New File. Thumb makefile fragment.
5704 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions.
5706 * configure.in: Add Thumb-coff target.
5707 * configure: Add Thumb-coff target.
5708 * config.sub: Add Thumb-coff target.
5710 Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com>
5712 * loop.c (scan_loop): Initialize move_insn_first to zero.
5714 Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com)
5716 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS.
5717 * config/i386/rtems.h: Likewise.
5718 * config/i960/rtems.h: Likewise.
5719 * config/m68k/rtems.h: Likewise.
5720 * config/mips/rtems64.h: Likewise.
5721 * config/pa/rtems.h: Likewise.
5722 * config/rs6000/rtems.h: Likewise.
5723 * config/sh/rtems.h: Likewise.
5724 * config/sparc/rtems.h: Likewise.
5726 Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5728 * pa.c (emit_move_sequence): If in reload, call find_replacement.
5730 Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com>
5732 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov.
5734 * collect2.c (find_a_file): Add debugging.
5735 (find_a_file): Test for win32 style absolute paths if
5736 DIR_SERPARATOR is defined.
5737 (prefix_from_string): Add debugging.
5738 (main): Test for debug command line switch at start of program
5740 (main): Use GET_ENVIRONMENT rather than getenv().
5741 (prefix_from_env): Use GET_ENVIRONMENT.
5743 1998-03-24 Mark Mitchell <mmitchell@usa.net>
5745 * cplus-dem.c (optable): Add sizeof.
5746 (demangle_template_value_parm): New function containing code
5747 previously found in demangle_template.
5748 (demangle_integral_value): New function which handles complicated
5749 integral expressions.
5750 (demangle_template): Use them.
5752 Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5754 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o,
5755 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o,
5756 genattrtab.o, genoutput.o): Depend on system.h.
5758 * genattr.c: Include system.h. Add arguments to various function
5759 prototypes. Remove redundant prototype of read_rtx().
5760 * genattrtab.c: Likewise.
5761 * gencodes.c: Likewise.
5762 * genconfig.c: Likewise.
5763 * genemit.c: Likewise.
5764 * genextract.c: Likewise.
5765 * genflags.c: Likewise.
5766 * genopinit.c: Likewise.
5767 * genoutput.c: Likewise.
5768 * genpeep.c: Likewise.
5769 * genrecog.c: Likewise.
5771 1998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de>
5773 * c-lang.c (lang_print_xnode): New function.
5774 * objc/objc-act.c (lang_print_xnode): Likewise.
5775 * print-tree.c (print_node): Call it
5777 Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org)
5779 * c-parse.in: Recognize protocol qualifiers in class
5780 definitions for objc.
5782 (yyerror): Remove redundant decl.
5783 (yyprint): Fix prototype.
5785 Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com)
5787 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined.
5789 * stmt.c (unroll_block_trees): Free block_vector if needed.
5791 Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be>
5793 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns.
5794 (zero_extendsidi2): Avoid useless copy.
5795 (iordi_zext): New pattern.
5796 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for
5798 (iorsi_zext): New name for old unnamed pattern; indentation fixes.
5800 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63].
5801 (ashldi3): Allow constant shift count in range ]32,63].
5802 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise.
5804 1998-03-22 Mark Mitchell <mmitchell@usa.net>
5806 * tree.h (IS_EXPR_CODE_CLASS): New macro.
5808 Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com)
5810 * h8300.h (CONST_COSTS): Remove definition.
5811 (DEFAULT_RTX_COSTS): Define.
5813 Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com)
5815 * config/sh/rtems.h: Switched from ELF to COFF.
5817 Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5819 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine.
5821 Sat Mar 21 23:52:56 PST 1998 Jeff Law (law@cygnus.com)
5823 * version.c: Bump for snapshot.
5825 Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com>
5826 Geoff Noer <noer@cygnus.com>
5828 * Makefile.in: Various fixes for building cygwin32 native toolchains.
5830 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains.
5831 * objc/Make-lang.in: Likewise.
5833 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon.
5835 Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com>
5837 * configure.in: Handle with-PACKAGE=no correctly
5839 Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5841 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o,
5842 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o,
5843 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o,
5844 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o,
5845 expr.o, final.o, flow.o, function.o, getpwd.o, global.o,
5846 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o,
5847 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o,
5848 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o,
5849 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o,
5850 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend
5853 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c,
5854 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c,
5855 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c,
5856 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c,
5857 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c,
5858 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c,
5859 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c,
5860 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c,
5861 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c,
5862 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c,
5863 xcoffout.c: Include system.h. Organize include ordering so
5864 that stdarg/varargs comes before other system headers. Remove
5865 spurious casts of functions assured of a prototype in system.h.
5867 Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com>
5869 * reg-stack.c (pop_stack): Define. Pops any register on the
5870 regstack and adjusts regstack.
5871 (compare_for_stack_reg): Use pop_stack.
5873 Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com)
5875 * configure.in (hppa1.0-hp-hpux10): Handle threads for this
5878 Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be>
5880 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT.
5882 * fold-const.c (fold): Replace sign-extension of a zero extended
5883 value by a single zero extension.
5885 Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com>
5887 * except.c (init_eh): Do nothing.
5888 (save_eh_status): Call init_eh_for_function, not init_eh.
5889 * function.c (push_function_context_to): Don't call init_emit.
5891 Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com>
5893 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V
5896 Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * final.c (shorten_branches): Add parentheses around +/- in
5901 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS.
5903 Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de>
5905 * regclass.c (memory_move_secondary_cost): Wrap uses of
5906 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS
5909 Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
5911 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT.
5913 * flow.c (life_analysis): #include <sys/types.h> to make sure
5915 * cplus-dem.c (demangle_function_name): Likewise.
5917 Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de>
5919 * final.c (insn_noperands): Change type to unsigned int.
5920 (final_scan_insn): Likewise for noperands;
5921 properly check operand number boundaries.
5923 Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com>
5925 * alpha.md (extzv): Don't reject register operands. Fix
5928 Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com>
5930 * dbxout.c (dbxout_function_end): Fix last change. The correct
5931 predicate is ASM_OUTPUT_SECTION_NAME.
5933 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5935 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c.
5936 (ashlsi): Use match_dup 1 instead of match_operand 2.
5938 Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5940 * fold-const.c (operand_equal_for_comparison_p): See if equal
5941 when nop conversions are removed.
5943 Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5945 * expr.c (expand_expr, case COND_EXPR): If have conditional move,
5946 don't use ORIGINAL_TARGET unless REG.
5948 Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
5950 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine.
5952 Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com>
5954 * loop.c (struct movable): New field move_insn_first.
5955 (scan_loop): In consec sets code, set it. Clear it otherwise.
5956 (move_movables): In consec sets code, use it. Copy REG_NOTES from
5957 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed
5960 Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com>
5962 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT
5963 is large, and the system doesn't provide atoll or atoq.
5966 * alpha/xm-vms.h (HAVE_ATOLL): Define.
5967 Reported by Klaus Kaempf <kkaempf@progis.de>.
5969 Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5971 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro
5972 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR.
5974 * calls.c (emit_call_1): Wrap variable `already_popped' with macro
5975 test !ACCUMULATE_OUTGOING_ARGS.
5977 * collect2.c (write_c_file_glob): Wrap function definition in
5978 macro test !LD_INIT_SWITCH.
5980 * combine.c (try_combine): Wrap variables `cc_use' and
5981 `compare_mode' in macro test EXTRA_CC_MODES.
5983 * cpplib.c (do_ident): Remove unused variable `len'.
5984 (skip_if_group): Remove unused variables `at_beg_of_line' and
5986 (cpp_get_token): Remove unused variable `dummy'.
5988 * dbxout.c (scope_labelno): Move static variable definition inside
5989 the one function scope where it is used.
5990 (dbxout_function_end): Wrap prototype and definition in
5991 macro test !NO_DBX_FUNCTION_END.
5993 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number'
5994 in macro test !MIPS_DEBUGGING_INFO.
5996 * expr.c (expand_builtin_setjmp): Move declaration of variable `i'
5997 into the scope where it is used. Wrap empty else-statement body
6000 * fix-header.c: Fix typo in comment.
6001 (inf_skip_spaces): Cast results of INF_UNGET to (void).
6002 (check_protection, main): Likewise.
6004 * flow.c (find_basic_blocks_1): Remove dangling comment text.
6006 * function.c (contains): Wrap prototype and definition in macro
6007 test HAVE_prologue || HAVE_epilogue.
6008 (fixup_var_refs_1): Remove unused variable `width'.
6010 * gen-protos.c (main): Remove unused variable `optr'.
6012 * haifa-sched.c (debug_control_flow): Remove unused variable `j'.
6014 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0.
6015 (__sjpopnthrow): Remove unused variable `jmpbuf'.
6016 (__throw): Remove unused variable `val'.
6018 * protoize.c: Check for a previously existing definition before
6019 defining *_OK macros.
6021 * scan-decls.c (scan_decls): Remove unused variable `old_written'.
6023 Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6025 * vax.h (ADDR_VEC_ALIGN): Define.
6027 Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com>
6029 * gcc.c (default_arg): Don't wander off the end of allocated
6032 (From Geoffrey Keating <geoffk@ozemail.com.au>)
6033 * rs6000.c (small_data_operand): Ensure that any address
6034 referenced relative to the small data area is inside the SDA.
6036 Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com>
6038 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}.
6040 Mon Mar 16 15:50:20 EST 1998 Andrew MacLeod <amacleod@cygnus.com>
6042 * except.h (in_same_eh_region): New prototype.
6043 (free_insn_eh_region, init_insn_eh_region): New prototypes.
6044 * except.c (insn_eh_region, maximum_uid): New static variables.
6045 (set_insn_eh_region): New static function to set region numbers.
6046 (free_insn_eh_region): New function to free EH region table.
6047 (init_insn_eh_region): New function to initialize EH region table.
6048 (in_same_eh_region): New function used to determine if two rtl
6049 instructions are in the same exception region or not.
6050 * final.c (final): Initialize the table indicating which instructions
6051 belong in which exception region.
6052 * genpeep.c (main): Add "except.h" to include file list in generated
6054 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4
6055 peepholes involving calls and unconditional branches.
6057 Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com>
6059 * README.gnat: New file.
6061 Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6063 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include
6064 "recog.h" for offsettable_memref_p.
6065 (legitimize_pic_address): Remove unused variable `offset'.
6066 (notice_update_cc): Change return type to void. Add default label
6068 (standard_68881_constant_p): Remove unused variable mode.
6069 (print_operand): Define local variable i only if SUPPORT_SUN_FPA.
6070 (const_int_cost): Explicitly declare as returning int.
6071 (output_dbcc_and_branch): Change return type to void.
6073 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c,
6074 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX
6075 (...). Use GEN_INT instead of gen_rtx_CONST_INT.
6077 Sun Mar 15 22:30:44 PST 1998 Jeff Law (law@cygnus.com)
6079 * version.c: Bump for snapshot.
6081 Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6083 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range
6084 check for 'M' constraint.
6086 Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com>
6088 * cccp.c (create_definition): If pedantic, call pedwarn for macro
6091 Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE>
6093 * i386.c (ix86_logical_operator): New function.
6094 (split_di): Ensure that when a MEM is split, the resulting MEMs have
6096 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split
6099 Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6100 Richard Earnshaw <rearnsha@arm.com>
6101 Nick Clifton <nickc@cygnus.com>
6103 * tm.texi (DEFAULT_RTX_COSTS): Document new macro.
6105 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS.
6107 * cse.c (rtx_cost): Provide a default case in an enumeration
6108 switch, and call DEFAULT_RTX_COSTS if it's defined.
6110 Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de>
6112 * basic-block.h (compute_preds_succs): Change return type in
6114 * flow.c (compute_preds_succs): Likewise in function definition.
6116 * regmove.c (find_matches): Cast char used as array index to unsigned char
6119 Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de>
6121 * i386.h (RTX_COSTS): Insert braces around nested if.
6122 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured
6125 * gcc.c (default_compilers): Properly put brackets around array elements in
6128 * getopt.c (_getopt_internal): Add explicit braces around nested if;
6131 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's.
6132 (record_reg_life_pat): Add explicit parens around && and || in expression.
6133 (stack_reg_life_analysis): Add parens around assignment used as expression.
6134 (convert_regs): Likewise.
6136 Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de>
6138 * bitmap.c (bitmap_element_allocate): Remove unused parameter;
6139 change callers accordingly.
6141 * cplus-dem.c (arm_special): Remove unused parameter work in prototype
6142 and definition; change all callers accordingly.
6144 * except.c (init_eh): Avoid assignment of unused return value of
6145 build_pointer_type; cast it to void, instead, and remove unused
6148 * gcc.c (lang_specific_driver): Define prototype only #ifdef
6149 LANG_SPECIFIC_DRIVER.
6150 (temp_names): Define only #ifdef MKTEMP_EACH_FILE.
6152 * genoutput.c (output_epilogue): Initialize next_name to 0.
6154 * real.c (efrexp): #if 0 prototype and function definition.
6155 (eremain): Likewise.
6162 * reload.c (push_secondary_reload): Define prototype only
6163 #ifdef HAVE_SECONDARY_RELOADS.
6165 * varasm.c (assemble_static_space): Define rounded only
6166 #ifndef ASM_OUTPUT_ALIGNED_LOCAL.
6168 Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de>
6170 * i386.md (andsi): Add default case in enumeration switch.
6175 Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de>
6177 * c-decl (finish_struct): Change type of min_align to unsigned.
6179 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t;
6180 remove unused variable len.
6182 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a
6183 comment indicating this is proper behaviour.
6184 (reg_loc_descriptor): Remove redundant comparison of unsigned variable
6186 (based_loc_descr): Likewise.
6188 * enquire.c (bitpattern): Change type of variable i to unsigned.
6190 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned.
6192 * flow.c (life_analysis): Change type of variable i to size_t;
6193 remove unused variable insn.
6195 * gcc.c (translate_options): Change type of variables optlen, arglen and
6197 (input_filename_length): Change type to size_t.
6198 (do_spec_1): Change type of variable bufsize to size_t.
6199 (main): Change type of variables i and j to size_t;
6200 remove subblock local definition of variable i.
6201 (lookup_compiler): Change type of second argument to size_t;
6202 change type of variable i to size_t.
6204 * genemit.c (output_init_mov_optab): Change type of variable i to size_t.
6206 * genopinit.c (get_insn): Change type of variable pindex to size_t.
6208 * genrecog.c (add_to_sequence): Change type of variable i to size_t.
6210 * global.c (global_alloc): Change type of variable i to size_t.
6212 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned.
6214 * stmt.c (expand_end_bindings): Change type of variable i to size_t.
6215 (expand_end_case): Change type of variable count to size_t.
6217 * toplev.c (main): Change type of variable j to size_t.
6218 (set_target_switch): Change type of variable j to size_t.
6219 (print_switch_values): Change type of variable j to size_t;
6220 remove unused variable flags.
6222 * varasm.c (assemble_variable): Change type of variable align to size_t.
6223 (const_hash_rtx): Change type of variable i to size_t.
6225 1998-03-11 Mark Mitchell <mmitchell@usa.net>
6227 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a
6228 TREE_VEC if that's what it really is.
6230 Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com>
6232 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments
6235 Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com>
6237 * gthr.h: Changed the comment about return values.
6238 * gthr-solaris.h (__gthread_once): Do not use errno; return the
6239 error number instead of -1.
6240 (__gthread_key_create): Any non-zero return value is an error.
6241 * libgcc2.c (eh_context_initialize): Check for non-zero return
6242 value from __gthread_once.
6243 Check that the value of get_eh_context was really changed.
6245 Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6247 * sh.h (LOOP_ALIGN): Only align when optimizing.
6248 * sh.c (find_barrier): Clear inc for CODE_LABELs.
6249 When not optimizing, calculate alignment for BARRIERs directly.
6251 Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6253 * final.c (shorten_branches): Remove conditionalizing on
6254 SHORTEN_WITH_ADJUST_INSN_LENGTH
6255 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove.
6257 Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com)
6259 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing
6260 an unconditional jump around deleted blocks.
6262 Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com>
6264 * profile.c (branch_prob): If see computed goto, call fatal instead of
6267 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix.
6269 * configure.in (alpha-dec-osf): Add default case for osf* to switch.
6270 Patch from Bruno Haible.
6272 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new.
6273 (assign_parms): Set aggregate if hide_last_arg and last_named.
6275 Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6277 * final.c (shorten_branches): Initialize insn_addresses.
6279 Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6281 * sh.h (MUST_PASS_IN_STACK): Define.
6283 Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com)
6285 * final.c (shorten_branches): Fix minor logic error in
6286 ADDR_DIFF_VEC shortening support.
6288 Sun Mar 8 02:17:42 PST 1998 Jeff Law (law@cygnus.com)
6290 * version.c: Bump for snapshot.
6292 Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com)
6294 * haifa-sched.c (is_cfg_nonregular): Change return type to
6295 an int. No longer compute "estimated" number of edges. Use
6296 computed_jump_p instead of duplicating the code. Fixup/add
6298 (build_control_flow): Returns a value indicating an irregularity
6299 in the cfg was detected. Count the number of edges in the cfg.
6300 allocate various edge tables.
6301 (find_rgns): No longer look for unreachable blocks.
6302 (schedule_insns): Do not allocate memory for edge tables here.
6303 Free memory for edge tables before returning. Do not perform
6304 cross block scheduling if build_control_flow returns nonzero.
6305 * flow.c (compute_preds_succs): More accurately determine when
6308 * basic-block.h (free_basic_block_vargs): Provide prototype.
6310 * cccp.c (main): Fix dumb mistakes in last change.
6312 Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6314 * rtl.h (addr_diff_vec_flags): New typedef.
6315 (union rtunion_def): New member rt_addr_diff_vec_flags.
6316 (ADDR_DIFF_VEC_FLAGS): New macro.
6318 * sh.c (output_branch): Fix offset overflow problems.
6320 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE.
6321 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT.
6322 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags).
6323 * stmt.c (expand_end_case): Supply new arguments to
6324 gen_rtx_ADDR_DIFF_VEC.
6325 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY.
6326 * alpha.h, arc.h, clipper.h, convex.h : Likewise.
6327 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise.
6328 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise.
6329 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise.
6330 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise.
6331 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise.
6332 * i386/386bsd.h, i386/freebsd-elf.h : Likewise.
6333 * i386/freebsd.h, i386/linux.h : Likewise.
6334 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise.
6335 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise.
6336 * m68k/mot3300.h, m68k/sgs.h : Likewise.
6337 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise.
6338 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define.
6339 (CASE_VECTOR_SHORTEN_MODE): Define.
6340 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare.
6341 (med_branch_p, braf_branch_p): Don't declare.
6342 (mdep_reorg_phase, barrier_align): Declare.
6343 (ADJUST_INSN_LENGTH): Remove alignment handling.
6344 * sh.c (uid_align, uid_align_max): Deleted.
6345 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted.
6346 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted.
6347 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted.
6348 (output_far_jump): Don't use braf_branch_p.
6349 (output_branchy_insn): Don't use branch_offset.
6350 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs.
6351 Remove paired barrier stuff.
6352 Don't use cache_align_p.
6353 Take alignment insns into account.
6354 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of
6356 (barrier_align, branch_dest): New function.
6357 (machine_dependent_reorg, split_branches): Remove infrastructure
6358 for branch shortening that is now provided in the backend.
6359 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes.
6360 (braf_branch_p, braf_cbranch_p): Likewise.
6361 (attribute length): Use new attributes.
6362 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC.
6363 (addr_diff_vec_adjust): Delete.
6364 (align_2): Now a define_expand.
6365 (align_log): Now length 0.
6367 Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com>
6369 * m32r.md (right): Correctly check for length == 2, not 1.
6371 Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * mips/mips.h: Prototype `machine_dependent_reorg'.
6374 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'.
6376 Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk)
6378 * final.c (shorten_branches): Restore accidentally removed code.
6380 Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6382 * configure.in: Remove duplicate uses of AC_PROG_CC and
6385 Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com>
6387 * configure.in (target_cpu_default2): Correct typo for alphapca56.
6389 Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com)
6390 Doug Evans (devans@cygnus.com)
6392 * haifa-sched.c (build_jmp_edges): Delete dead function.
6393 (build_control_flow): Use cfg routines from flow.c
6394 (schedule_insns): Remove debugging code accidentally checked
6397 * basic-block.h: Add external integer list structures, typdefs,
6398 accessor macros and function declarations. Simlarly for
6399 basic block pred/succ support and simple bitmap stuff.
6400 * flow.c: Add functions for integer list, basic block pred/succ
6401 support and simple bitmap support.
6402 (compute_dominators): New function to compute dominators and
6404 (find_basic_blocks): Split into two functions.
6405 (life_analysis): Likewise.
6406 (flow_analysis): Removed. Now handled by calling find_basic_blocks,
6407 the life_analysis from toplev.c
6408 * toplev.c (rest_of_compilation): Call find_basic_blocks, then
6409 life_analysis instead of flow_analysis.
6411 Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6413 * jump.c (jump_optimize): Call mark_jump_label also for deleted
6415 (mark_jump_label): Don't increment ref counts for deleted insns.
6417 Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6419 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition.
6421 * mips/mips.c: Include stdlib.h and unistd.h.
6422 (mips_asm_file_end): Add braces around empty body in an if-statement.
6423 (function_prologue): Wrap variable `fnname' in
6424 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf.
6425 (mips_select_rtx_section, mips_select_section): Declare as void.
6427 * mips/mips.h: Add prototypes for extern functions in mips.c.
6428 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||.
6429 (ENCODE_SECTION_INFO): Add braces around empty body in an
6432 * mips/mips.md (movdi): Add parentheses around && within ||.
6433 (movsf, movdf): Likewise.
6434 (branch_zero, branch_zero_di): Add default case in
6438 Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com>
6440 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them
6441 real constants, since they can't be changed.
6442 (TARGET_AS_CAN_SUBTRACT_LABELS): New.
6443 * alpha/alpha.md (builtin_setjmp_receiver): Use it.
6444 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
6445 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New.
6446 * alpha/vms.h (TARGET_OPEN_VMS): New.
6447 * alpha/win-nt.h (TARGET_WINDOWS_NT): New.
6449 Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com>
6451 * reload.c (find_reloads): Always force (subreg (mem)) to be
6452 reloaded if WORD_REGISTER_OPERATIONS.
6454 Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com>
6456 * haifa-sched.c (free_list): Rename from free_pnd_lst.
6457 (free_pending_lists): Rename free_pnd_lst uses.
6458 (remove_dependence): Place expunged element on unused_insn_list.
6459 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of
6460 gen_rtx_*_LIST and alloc_rtx to use them.
6461 (compute_block_backward_dependences): Free the reg_last_* lists.
6463 Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com)
6465 * cccp.c (main): Avoid undefined behavior when setting pend_includes
6468 Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
6470 * rs6000/linux.h: don't define DEFAULT_VTABLE_THUNKS to 1 if
6471 USE_GNULIBC_1 is defined
6472 * configure.in: add a new case powerpc-*-linux-gnulibc1 which
6473 includes the t-linux-gnulibc1 fragment
6475 Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com>
6477 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition.
6479 Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6481 * final.c (final_scan_insn, case CODE_LABEL: Cleanup.
6483 Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6485 * final.c (shorten_branches): Tag the loop alignment onto the
6486 first label after NOTE_INSN_LOOP_BEG even if there is an
6489 Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6491 * final.c (insn_current_reference_address):
6492 Use SEQ instead of BRANCH as argument to align_fuzz, to get a
6493 proper alignment chain.
6495 * final.c (max_labelno): New static variable.
6496 (final_scan_insn): Check max_labelno before outputting an
6497 alignment for a label.
6498 (shorten_branches): Remove unused variable length_align.
6500 Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6502 * sparc.c (ultrasparc_adjust_cost): Add default case in
6505 * sparc.h: Add prototypes for extern functions defined in
6508 Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com>
6510 * toplev.c: Only generate <name>.dbr file when dumping RTL if
6511 DEALY_SLOTS is defined.
6513 Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de>
6515 * reorg.c (fill_eager_delay_slots): Add new argument delay_list
6516 in call to fill_slots_from_thread.
6518 Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com>
6520 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace
6521 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu.
6523 Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
6525 * final.c (insn_last_address, insn_current_align, uid_align):
6527 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions.
6528 (insn_current_reference_address): Likewise.
6529 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN,
6530 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros.
6531 (label_to_alignment): New function.
6532 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN,
6533 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call
6534 insn_current_reference_address instead of insn_current_address.
6535 (or_attr_value, write_length_unit_log): New functions.
6536 (main): Call write_length_unit_log.
6537 (write_const_num_delay_slots): Output extra '\n'.
6538 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE):
6540 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER).
6541 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise.
6542 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): replace with:
6544 * i960.h, m88k.h: (ASM_OUTPUT_ALIGN_CODE): Replace with:
6545 (LABEL_ALIGN_AFTER_BARRIER).
6546 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise.
6547 * ns32k/tek6000.h: Likewise.
6548 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete.
6549 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of
6550 ASM_OUTPUT_ALIGN_CODE.
6552 Mon Mar 2 01:05:50 PST 1998 Jeff Law (law@cygnus.com)
6554 * version.c: Bump for snapshot.
6556 Mon Mar 2 00:52:18 PST 1998 Jeff Law (law@cygnus.com)
6558 * version.c: Bump for snapshot.
6560 Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
6562 * reorg.c (fill_slots_from_thread): Don't steal delay list from target
6563 if condition code of jump conflicts with opposite_needed.
6565 * reorg.c (fill_slots_from_thread): Mark resources referenced in
6566 opposite_needed thread. Return delay_list even when cannot get
6567 any more delay insns from end of subroutine.
6569 Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org)
6571 * reorg.c (fill_slots_from_thread): New parameter, delay_list.
6572 All callers changed.
6574 Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6576 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge,
6577 end_fde_sort): New functions for fast sorting of an FDE array.
6578 (fde_insert): Simplified.
6579 (add_fdes): Change argument list.
6580 (frame_init): Use the new functions.
6582 Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com)
6584 * ginclude/va-ppc.h (va_arg): Fix typo in long long support.
6586 * i386.c (reg_mentioned_in_mem): Fix dangling else statement.
6588 * fold-const.c (fold_range_test): Always return a value.
6590 Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu>
6592 * config/i386/winnt.c (i386_pe_unique_section): Put read-only
6593 data in the text section unless READONLY_DATA_SECTION is defined.
6595 Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com)
6597 * c-parse.in (undeclared variable error): Tweak error message to
6600 Sun Mar 1 10:22:36 PST 1998 Jeff Law (law@cygnus.com)
6602 * version.c: Bump for snapshot.
6604 1998-02-28 Mark Mitchell <mmitchell@usa.net>
6606 * final.c (final_scan_insn): Undo overzealous removal of `set'.
6608 Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6610 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated
6611 case, add parentheses to specify the proper order of precedence in
6615 * c-aux-info.c: Include string.h/strings.h.
6617 * pa.c: Include stdlib.h.
6618 (pa_combine_instructions): Prototype the function.
6619 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise.
6620 (reloc_needed): Add default case for enumeration switch.
6621 (remove_useless_addtr_insns): Remove unused variable `all'.
6622 (hppa_expand_prologue): Add explicit braces to avoid
6624 (output_function_epilogue): Remove unused variable `i'.
6625 (output_millicode_call): Remove unused variable `link'.
6626 (shadd_constant_p, forward_branch_p): Make the function static.
6627 (following_call): Explicitly declare to return int.
6628 (pa_reorg): Declare as void.
6629 (pa_combine_instructions): Declare as static void. Add
6630 parentheses around && within ||.
6632 * pa.h: Add prototypes for pa_reorg, symbolic_operand,
6633 following_call, function_label_operand, lhs_lshift_cint_operand
6636 * pa.md: Add parentheses around && within ||.
6638 * cppalloc.c: Include stdlib.h.
6640 * cpperror.c (cpp_print_containing_files): Remove unused variable
6641 `i'. Fix format specifier in fprintf.
6643 * cse.c (cse_around_loop): Add explicit braces to avoid
6645 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0.
6647 * expr.c (expand_expr): Add parentheses around && within ||.
6649 * final.c (app_enable): Replace fprintf with fputs where there are
6650 no format specifiers and no trailing argument after the string.
6651 Eg, when printing ASM_APP_ON/ASM_APP_OFF.
6652 (app_disable): Likewise.
6653 (final_end_function): Likewise.
6654 (final_scan_insn): Likewise. Remove unused variable `set'.
6655 (profile_function): Wrap empty if-statement body in {} brackets.
6657 * function.c: Include stdlib.h.
6658 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD.
6659 (reposition_prologue_and_epilogue_notes): Add parentheses
6660 around assignment used as truth value.
6662 * integrate.c (expand_inline_function): Wrap variable
6663 `cc0_insn' in macro HAVE_cc0.
6665 * jump.c (jump_optimize): Wrap variable `q' in macro
6666 HAVE_cc0. Remove unused variable `prev1'.
6668 * libgcc2.c (__bb_exit_trace_func): Add parentheses around &&
6669 within ||. Fix format specifier in fprintf.
6670 (__bb_init_prg): Add parentheses around assignment used as
6673 * local-alloc.c: Include stdlib.h.
6674 (requires_inout): Add parentheses around assignment used
6677 * loop.c (analyze_loop_iterations): Wrap prototype and definition
6678 in macro HAVE_decrement_and_branch_on_count.
6679 (insert_bct, instrument_loop_bct): Likewise.
6680 (move_movables): Add parentheses around assignment used as
6682 (consec_sets_invariant_p): Likewise.
6683 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0.
6685 * objc/objc-act.c: Include stdlib.h.
6686 (lookup_method_in_protocol_list): Wrap empty else-statement body
6688 (lookup_protocol_in_reflist): Likewise.
6689 (objc_add_static_instance): Remove unused variables `decl_expr'
6691 (get_objc_string_decl): Remove unused variable `decl'.
6692 (generate_static_references): Remove unused variables `idecl' and
6694 (check_protocols): Wrap empty else-statement body in braces.
6696 * protoize.c: Include stdlib.h.
6697 (substr): Add parentheses around assignment used as truth value.
6698 (abspath): Likewise.
6699 (shortpath): Likewise.
6701 * regmove.c (fixup_match_1): Add parentheses around assignment
6702 used as truth value.
6704 * reload.c (push_secondary_reload): Remove unused variable `i'.
6705 (find_reloads): Add parentheses around assignment used as truth
6708 * reload1.c: Include stdlib.h.
6710 * rtl.h: Correct typo in prototype of offsettable_memref_p.
6712 * stmt.c (add_case_node): Add parentheses around assignment used
6714 (case_tree2list): Likewise.
6716 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list'
6717 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable
6718 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE.
6719 (merge_attributes): Add explicit braces to avoid ambiguous
6722 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in
6725 * varasm.c: Include stdlib.h.
6728 * system.h: Remove sys/stat.h.
6729 * gcc.c: Add sys/stat.h.
6731 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE.
6732 * genattrtab.c: Likewise.
6733 * genconfig.c: Likewise.
6734 * genemit.c: Likewise.
6735 * genextract.c: Likewise.
6736 * genflags.c: Likewise.
6737 * genopinit.c: Likewise.
6738 * genoutput.c: Likewise.
6739 * genpeep.c: Likewise.
6740 * genrecog.c: Likewise.
6741 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV.
6743 Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6745 * invoke.texi: Use @itemx for a secondary item in a @table.
6747 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE
6750 Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com>
6752 * choose-temp.c: Fix handling of sys/file.h to work in libiberty.
6754 Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com)
6756 * i386.c (struct machine_function): Add new fields for PIC stuff.
6757 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx
6759 (restore_386_machine_status): Corresponding changes.
6760 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name.
6762 Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com)
6764 * c-parse.y (undeclared variable error): Tweak error message
6767 Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com>
6769 * flags.h (g_switch_value, g_switch_set): Declare.
6770 * alpha.c (override_options): Set g_switch_value=8 if not set.
6771 * alpha/elf.h (CC1_SPEC): New.
6773 (LINK_SPEC): Pass along the -G value we were given.
6774 (LOCAL_ASM_OP): Remove.
6775 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size.
6776 (MAX_OFILE_ALIGNMENT): New.
6777 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New.
6778 (EXTRA_SECTIONS): Add sbss and sdata.
6779 (SECTION_FUNCTION_TEMPLATE): New.
6780 (EXTRA_SECTION_FUNCTIONS): Use it.
6781 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
6782 (SELECT_SECTION): Use sdata when small enough.
6783 * alpha/linux.h (ASM_SPEC): Remove.
6786 Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6787 * config.sub (sco5): Fix typo.
6789 Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de>
6791 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and
6793 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise.
6794 * config/alpha/t-linux: Remove file.
6795 * config/sparc/t-linux: Remove file.
6796 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove.
6797 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise.
6798 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux
6800 (alpha*-*-linux-gnu*): Likewise.
6801 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file.
6802 (sparc-*-linux-gnu*): Likewise.
6804 Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com>
6805 * collect2.c (ldd_file_name): Bracket declaration with same
6807 (full_real_ld_suffix): Deleted. Variable was calloced and
6808 written into, but never read.
6810 1998-02-23 Mike Stump <mrs@wrs.com>
6812 * configure.in: Add support for i386-wrs-vxworks configuration.
6813 * i386/vxi386.h: New file.
6815 Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
6817 * tree.c (contains_placeholder_p): Ensure function always returns
6819 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch.
6820 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise.
6822 Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com)
6824 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly.
6826 1998-02-22 Paul Eggert <eggert@twinsun.com>
6828 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2):
6829 Define this new symbol.
6830 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef.
6831 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if
6832 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined.
6834 Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com>
6836 * iris5.h (DWARF2_UNWIND_INFO): Define to 0.
6837 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1.
6839 Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com>
6841 * objc/Object.m (-error): Call objc_verror with our va_list.
6843 Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6845 * collect2.c (scan_prog_file): Completely cover uses of variable
6846 `exports' with macro COLLECT_EXPORT_LIST.
6848 Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com)
6850 * version.c: Bump for snapshot.
6852 Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com>
6854 * sched.c (schedule_block): Remove code to get arguments from hard
6855 regs into pseudos early. Same as Aug 25, 1997 change to
6858 1998-02-20 Jason Merrill <jason@yorick.cygnus.com>
6860 * collect2.c (main): Still handle !do_collecting for non-AIX targets.
6862 1998-02-16 Mark Mitchell <mmitchell@usa.net>
6864 * toplev.c (rest_of_compilation): Do not defer the output of a
6867 Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org>
6869 * ginclude/va-mips.h (va_arg): Remove trailing space after '\'
6870 continuation character (line 243).
6872 Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
6874 * genrecog.c (main): Remove duplicated sentence in emitted comment.
6876 Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net>
6877 David Edelsohn <edelsohn@mhpcc.edu>
6879 * collect2.c (XCOFF_SCAN_LIBS): Remove.
6880 (export_flag): New variable.
6881 (export_file): #ifdef COLLECT_EXPORT_LIST.
6882 (import_file, exports, imports, undefined): New variables.
6883 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same.
6884 (dump_list, dump_prefix_list, is_in_list): New functions.
6885 (write_export_file): $ifdef COLLECT_EXPORT_LIST.
6886 (write_import_file, resolve_lib_name): New functions.
6887 (use_import_list, ignore_library): Same.
6888 (collect_exit): maybe_unlink import_file and #ifdef.
6890 (main): New variable importf, #ifdef exportf. Move parsing of
6891 -shared before general argument parsing. Resolve AIX library
6892 paths and import libgcc.a symbols. Treat .so shared libraries the
6893 same as objects and .a libraries. Create alias for object_lst and
6894 increment it instead of original pointer. Scan AIX libraries as
6895 objects earlier instead of using scan_libraries. Perform AIX
6896 tlink later to resolve templates instead of forking ld.
6897 (GCC_OK_SYMBOL): Ensure symbol not in undef section.
6898 (GCC_UNDEF_SYMBOL): New macro.
6899 (scan_prog_file): Loop for members of AIX libraries. Handle
6900 export/import of ctors/dtors.
6901 (aix_std_libs): New variable.
6902 (scan_libraries, XCOFF): Delete.
6904 Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com>
6906 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE.
6908 1998-02-19 Mike Stump <mrs@wrs.com>
6910 * Makefile.in: Use $tooldir for sys-include to match toplevel
6913 Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com)
6914 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
6916 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__.
6918 * emit-rtl.c (hard-reg-set.h): Include.
6919 (get_lowpart_common): Don't make new REG for hard reg in a
6920 class that cannot change size.
6921 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h.
6923 * combine.c: Revert previous patch.
6925 1998-02-19 Paul Eggert <eggert@twinsun.com>
6927 * config/sparc/sol2-sld.h: New file.
6928 * configure.in (sparc-*-solaris2*): Use it when using the
6931 Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com)
6933 * loop.c (force_movables): Fix typo.
6935 Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de>
6937 * m88k.h: Change file pattern to match reality.
6939 Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com)
6941 * varasm.c (output_constant_pool): Fix dumb thinko in last
6944 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from
6945 a function name to a section name.
6947 1998-02-18 Doug Evans <devans@cygnus.com>
6949 * tree.h (merge_machine_{type,decl}_attributes): Declare.
6950 (split_specs_attrs, strip_attrs): Add prototypes.
6951 * tree.c (merge_machine_{type,decl}_attributes): New functions.
6952 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes.
6953 Update olddecl's attributes too.
6954 * c-common.c (strip_attrs): New function.
6955 * c-typeck.c (common_type): Call merge_machine_type_attributes.
6956 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P.
6957 (make_decl_rtl): Likewise.
6959 1998-02-18 Jim Wilson <wilson@cygnus.com>
6961 * c-decl.c (shadow_tag_warned): Call split_specs_attrs.
6963 Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com)
6965 Remove this change until we can fix it correctly.
6966 * collect2.c: Bracket declaration of 'exportf' and
6967 'full_real_ld_suffix'.
6969 Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6971 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl.
6973 Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
6975 * c-common.c (c_expand_start_cond, c_expand_end_cond,
6976 c_expand_start_else): Don't warn about non-ambiguous else even if
6979 Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com>
6981 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT,
6982 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h
6985 Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com>
6987 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when
6988 simplifying a subreg of a hard reg.
6989 (expand_compound_operation): Likewise.
6990 (force_to_mode): Likewise.
6992 Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6994 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h.
6995 (lshift_double): Add parentheses around + or - inside shift.
6996 (rshift_double): Likewise.
6997 (size_int_wide): Explicitly set type of `bit_p' to `int'.
6999 * Makefile.in (fold-const.o): Depend on system.h.
7001 * Makefile.in (gcc.o): Depend on system.h, in accordance with last
7004 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>.
7005 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
7006 (sched_note_set): Remove unused parameter `b', all callers changed.
7007 (schedule_block): Likewise for `rgn'.
7008 (split_hard_reg_notes): Likewise for `orig_insn'.
7009 (check_live): Likewise for `trg'.
7010 (update_live): Likewise.
7011 (check_live_1): Explcitly declare variable `i' as int.
7012 (update_live_1): Likewise.
7013 (insn_issue_delay): Remove unused variable `link'.
7014 (sched_analyze_2): Add default case in enumeration switch.
7015 (schedule_insns): Remove unused variable `i'.
7017 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h.
7019 Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com)
7021 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate
7022 a dangling else clause.
7024 Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com>
7026 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame
7027 pointer for the stack pointer in MIPS16 and 64BIT.
7029 Tue Feb 17 21:17:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
7031 * rtl.h (force_line_numbers, restore_line_number_status): Declare.
7032 * emit-rtl.c (force_line_numbers, restore_line_number_status):
7034 * stmt.c (struct nesting): Replace seenlabel with line_number_status.
7035 (expand_start_case): Adjust to this change.
7036 (check_seenlabel): New function.
7037 (pushcase, pushcase_range, expand_endcase): Use it.
7039 Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7041 * i386.md (adddi3): Add =!r,0,0,X alternative.
7043 Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu>
7045 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC.
7046 * x-aix31 (INSTALL): Delete.
7048 Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com>
7050 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if
7051 tsize changes to something other than zero.
7053 Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com>
7055 * ginclude/va-mips.h: Replace casts of pointers to int with
7056 casts of pointers to __PTRDIFF_TYPE__.
7058 Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu>
7060 * loop.c (strength_reduce, record_biv, record_giv): Use
7061 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values.
7063 1998-02-16 Jason Merrill <jason@yorick.cygnus.com>
7065 * tree.c (first_rtl_op): New fn.
7066 (unsave_expr_now): Use it.
7067 * print-tree.c (print_node): Likewise.
7068 * tree.c (has_cleanups): New fn.
7069 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more
7070 conservative about pushing the cleanup point down.
7071 * tree.h: Declare them.
7073 Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com)
7075 * toplev.c (flag_schedule_reverse_before_reload): Delete variable.
7076 (flag_schedule_reverse_after_reload): Likewise.
7077 (f_options): Remove reverse scheduling support.
7078 * flags.h (flag_schedule_reverse_before_reload): Delete declaration.
7079 (flag_schedule_reverse_after_reload): Likewise.
7080 * haifa-sched.c (rank_for_schedule): Remove support for reverse
7083 Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7085 * gcc.c: Get system includes, prototypes and macros via "system.h"
7086 instead of doing it manually. Change all calls of the ctype
7087 macros to custom versions defined in "system.h".
7089 * system.h: Fix return type of bcmp prototype from `void' to `int'.
7090 Make bcopy, bcmp and bzero prototypes explicitly `extern'.
7091 Add a prototype for getenv.
7093 Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com>
7095 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change.
7097 Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu>
7099 * alias.c: Include <stdlib.h> and <string.h>.
7100 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set.
7102 Sat Feb 14 11:23:09 PST 1998 Jeff Law (law@cygnus.com)
7104 * version.c: Bump for snapshot.
7106 Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com)
7108 * arm.md (movsfcc): Also validate operands[3] when compiling hard
7110 (movdfcc): Only accept fpu_add_operand for operands[3].
7112 * arm/t-semi (STMP_FIXPROTO): Define to nothing.
7113 * arm/t-semiaof (STMP_FIXPROTO): Likewise.
7115 Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com)
7117 * varasm.c (output_constant_pool): Bring back 'done' label inside
7118 an appropriate #ifdef.
7120 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an
7122 (bitmap_copy, bitmap_operation): Likewise.
7123 * combine.c (combinable_i3pat): Similarly for 'src'.
7124 * function.c (fixup_var_refs_1): Similarly for 'outerdest'.
7125 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'.
7126 * regclass.c (copy_cost): Similarly for 'secondary_class'.
7127 * reload.c (make_memloc): Simliarly for 'i'.
7128 (find_reloads_address_1): Similarly for 'link'.
7129 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'.
7130 (emit_reload_insns): Similarly for 'second_reloadreg'.
7131 * unroll.c (iteration_info): Similarly for 'v'.
7133 * caller-save.c (insert_save_restore): Remove unused variable 'i'.
7134 * calls.c (expand_call): Similarly for 'i'.
7135 (emit_library_call, emit_library_call_value): Similarly for 'mode'.
7136 * fold-const.c (strip_compund_expr): Similarly for 'type'.
7137 * function.c (fixup_var_refs_1): Similarly for 'width'.
7138 (fixup_memory_subreg): Similarly for 'saved'.
7139 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.'
7140 (setjmp_protect): Similarly for 'sub'.
7141 (thread_prologue_and_epilogue_insns): Similarly for 'insn'.
7142 * loop.c (record_giv): Similarly for 'p'.
7143 (combine_givs): Similarly for 'temp_iv'.
7144 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'.
7145 * recog.c (validate_replace_rtx_1): Similarly for 'width'.
7146 * tree.c (get_set_constructor_bytes): Similarly for 'vals'.
7147 * unroll.c (unroll_loop): Similarly for 'copy'.
7148 (iteration_info): Similarly for 'b'.
7149 * varasm.c (assemble_string): Similarly for 'i'.
7150 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'.
7152 1998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de>
7154 * c-lang.c (lang_print_xnode): New function.
7155 * objc/objc-act.c (lang_print_xnode): Likewise.
7156 * print-tree.c (print_node): Call it
7158 Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com>
7160 * dwarf2out.c (decl_scope_node): New type.
7161 (decl_scope_table): Change type to use it.
7162 (decl_scope_table_allocated, decl_scope_depth): Change type to int.
7163 (push_decl_scope): Use new type. New locals containing_scope, i.
7164 Add code to handle setting previous field.
7165 (scope_die_for): Change type of local i to int. Add code to use
7167 (dwarf2out_init): Use new type.
7169 1998-02-13 Jason Merrill <jason@yorick.cygnus.com>
7171 * except.c (emit_throw): Lose throw_used.
7173 Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7175 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn
7177 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise.
7179 Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com)
7181 * genextract.c (main): Fix typo.
7183 Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com>
7185 * c-lang.c (finish_file): Bracket declaration of static_ctors,
7188 * calls.c (expand_call): Bracket declaration of 'rtx_before_call',
7189 'old_stack_arg_under_construction'
7190 (emit_library_call): Bracket declaration of 'upper_bound',
7191 'lower_bound', 'i', 'reg_parm_stack_space'
7192 (emit_library_call_value): Likewise.
7195 * collect2.c: include <unistd.h> when appropriate.
7196 Bracket declaration of 'exportf' and 'full_real_ld_suffix'.
7198 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'.
7200 * explow.c (plus_constant_for_output_wide): Remove unused variable
7202 (memory_address): Remove unused variable 'orig_x'.
7204 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'.
7205 (write_const_num_delay_slots): Remove unused variable 'i'.
7207 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'.
7208 (gen_insn): Remove unused variable 'obstack_ptr'.
7210 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret',
7212 (__bb_exit_trace_func): Remove unused variable 'e'.
7214 * optabs.c (expand_binop): remove unused variables 'lhs', 'rhs',
7216 (expand_unop): Remove unused variable 'funexp'.
7217 (expand_complex_abs): Remove unused variable 'funexp'.
7218 (init_optabs): Bracket declaration of 'j'.
7219 (init_complex_libfuncs): Deleted. Dead static function.
7221 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'.
7223 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths'
7224 (reg_to_stack): 'initialized', 'before_function_beg'
7225 explictly type as ints instead of defaulting.
7226 (emit_swap_insn): Remove unused variable 'i2'.
7227 (compare_for_stack_reg): Remove unused variable 'src_note'.
7229 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'.
7231 * sched.c (actual_hazard): Bracket declaration of 'this_cost'.
7233 * stmt.c (add_case_node): Add parens for assignment used as truth.
7234 (all_cases_count): Remove unused variable 'count_high'.
7235 (mark_seen_cases): Remove unused variable 'i'.
7236 (check_for_full_enumeration_handling): Remove unused variable 't'.
7237 Bracket declaration of 'all_values', 'l'.
7239 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>.
7241 * varasm.c (assemble_string): Remove unused variable 'i'.
7242 (immed_double_const): Remove unused variable 'in_current_obstack'.
7243 (immed_real_const_1): Likewise.
7244 (output_constant_pool): Remove unreferenced label 'done'.
7245 (output_constant): Remove unused variable 'x'.
7247 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not
7250 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used
7253 Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7255 * combine.c (can_combine_p): Handle USEs in PARALLELs.
7257 Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org)
7259 * config/linux.h (LIB_SPEC): Add -lc for -shared if
7260 USE_GNULIBC_1 is not defined.
7261 * config/sparc/linux.h; Ditto.
7263 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared.
7265 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if
7266 USE_GNULIBC_1 is not defined.
7268 Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7270 * rs6000/sysv4.h (ENDFILE_SPEC): add missing %(endfile_linux)
7273 Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7275 * system.h: New file to get common systems includes and various
7276 definitions and declarations based on autoconf macros.
7278 Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com)
7280 * cccp.c (new_include_prefix): Correctly handle -I./.
7282 Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com>
7284 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.
7286 Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com>
7288 * expr.c (expand_assignment): Correct typo exposed by -Wall.
7289 offset should have been a truth value, not an assignment.
7291 Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com)
7293 * cse.c (delete_dead_from_cse): If a libcall produces a constant
7294 result and that result can be substituted into SET_SRC of the
7295 insn with the REG_RETVAL note, then perform the substitution
7296 and delete the libcall.
7298 Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com>
7300 * mips.md (trucndihi2,truncdiqi2): Change these to support
7303 Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com>
7305 * mips/mips.c (movdi_operand): Direct referances to symbols
7306 that arn't mips16 consts in mips16 mode arn't valid operands.
7308 * mips/mips.c (mips_move_2words): Add gprel handling.
7310 Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com>
7312 * mips.md (extendsidi2): Allow extension to/from a non-mips16
7315 Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com>
7317 * i386.c: Conditionally include <stdlib.h>, <string.h>, and
7320 Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7322 * Makefile.in (WARN_CFLAGS): New variable.
7323 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it.
7325 1998-02-11 Mark Mitchell <mmitchell@usa.net>
7327 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when
7328 falling through default case in switch.
7329 (i386_aligned_p): Likewise.
7331 Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM>
7333 * mips/mips.h (mips_abi_string): Correct typo in comment.
7335 Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com>
7337 * mips/mips.md (movdi): These PLUS's need to be Pmode.
7339 Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7341 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o,
7342 reorg.o, regmove.o): Depend on insn-codes.h, it gets included
7343 indirectly via expr.h.
7345 Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com>
7347 * stor-layout.c (layout_type): Do upper - lower in the native type,
7348 so as to properly handle negative indices.
7350 Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com>
7352 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'.
7353 (expand_eh_region_start_tree): Remove unused variable 'note'.
7354 (exception_optimize): Remove unused variable 'regions'.
7355 (expand_builtin_eh_stub): Remove unused variable 'temp'.
7356 (copy_eh_entry): Deleted. Dead function.
7358 * expr.c (move_block_to_reg) Bracket declaration of 'pat' and
7359 'last' with same #if HAVE_load_multiple as use of it.
7360 (move_block_from_reg): Likewise.
7361 (emit_move_insn_1): Remove unused variable 'insns'.
7362 (store_constructor): Bracket declaration of startb, endb with
7363 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size'
7364 'target', and 'xtarget'.
7365 (expand_builtin_setjmp): Remove unused variables 'op0',
7366 'next_arg_reg', 'old_inhibit_defer_pop'.
7367 (expand_builtin): Remove unused variable 'offset'.
7368 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'.
7369 (emit_queue): Add parens for assignment used as conditional.
7370 (expand_expr): case TARGET_EXPR: Remove unused variable 'temp'.
7372 Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com>
7374 * i386.c: Added include for recog.h.
7375 (override_options): Removed unused variable p. Initialized regno to
7377 (order_regs_for_local_alloc): Initialized regno to avoid warning.
7378 (legitimize_address): Likewise for 'other'.
7379 (i386_aligned_reg_p): Added default case with abort ().
7380 (print_operand): Likewise.
7381 (reg_mentioned_in_mem): Likewise.
7382 (ix86_expand_binary_operator): Removed unused variables i & insn.
7383 (ix86_expand_unary_operator): Removed unused variable insn.
7384 (output_fp_cc0_set): Removed unused variable unordered_label.
7386 Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu>
7388 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...).
7389 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments
7390 and format string match.
7392 Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com)
7394 * flow.c (life_analysis): Do not conside the stack pointer live at
7395 the end of a function if the fucntio ncalls alloca.
7396 (mark_used_regs): Similarly.
7398 1998-02-10 John F Carr <jfc@mit.edu>
7400 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative
7401 1, fzero on alternative 8.
7403 Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7405 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p.
7407 Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7409 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical
7410 SUBREGs of CONST_INTs.
7412 Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu>
7414 * mips.c (print_operand, function_prologue): Make printf format
7415 match argument type.
7417 Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7419 * alpha.c (alpha_return_addr): Remove unused variable `first'.
7420 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'.
7421 (output_epilog): Remove unused variable `frame_size_from_reg_save'.
7423 Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7425 * loop.c (strength_reduce): When placing increment for auto-inc
7426 case, do comparison in loop order.
7428 Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu>
7430 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer,
7431 not a HOST_WIDE_INT.
7433 * calls.c (expand_call): Change test of expand_inline_function
7434 return value to stop compiler warning.
7436 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT.
7438 Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com)
7439 Jeff Law (law@cygnus.com)
7441 * regmove.c: Fix various minor formatting problems.
7442 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions
7443 is true. Make end of basic block tests consistent through regmove.c.
7444 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise.
7445 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise.
7447 Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7449 * gansidecl.h: Check for a conflicting macro definition before
7450 attempting to prototype bcopy, bcmp or bzero.
7452 Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com)
7454 * expr.c (clear_pending_stack_adjust): Handle case where a function
7455 calls alloca, but the user has specified -fomit-fframe-pointer.
7457 * function.c (assign_parms): Fix typo in last change.
7459 Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com>
7461 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>,
7463 (free_path_suffix): Remove unreferenced static function.
7464 (process_command): Remove unused variable temp.
7465 (default_arg): Remove unused variable i.
7466 (do_spec_1): Add parens for assignment used as truth value.
7468 (validate_all_switches): Likewise.
7469 (main): Remove unused variables i, first_time>
7471 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>.
7473 * calls.c (expand_call): Remove unused variables funtree,
7474 n_regs, and tmpmode.
7476 * dbxout.c, except.c: Include <string.h>/<strings.h>.
7478 * explow.c: (plus_constant_for_output_wide) Removed unused
7479 variable all_constant.
7481 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c
7482 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c,
7483 genrecog.c, global.c, integrate.c , stupid.c : Include
7486 * genextract.c: (walk_rtx) Remove unused variable link.
7488 * genrecog.c: (concat) Remove unreferenced static function.
7490 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h>
7492 * stmt.c: Include <stdlib.h>.
7493 (expand_asm_operands): Remove unused variable val1.
7494 (expand_return): Remove unused variable block.
7495 (pushcase): Remove unused variables l and n.
7496 (pushcaserange): Likewise.
7498 * unroll.c (unroll_loop): Remove unused variable temp.
7500 Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org>
7502 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only.
7504 Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7506 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf
7507 functions for whether they support the %p format specifier.
7508 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf.
7509 * configure.in (GCC_FUNC_PRINTF_PTR): Use it.
7510 * configure, config.in: Rebuild.
7512 Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com>
7514 * function.c (assign_parms): New variable named_arg, with value
7515 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named.
7517 Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com>
7519 * mips/t-r3900: New - same as t-ecoff but eliminate
7520 multilibs: mips1 and mips3.
7521 * configure.in (tx39*): Use new mips/t-r3900.
7522 * configure: Rebuild.
7523 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1.
7525 1998-02-06 Jason Merrill <jason@yorick.cygnus.com>
7527 * dwarf2out.c: Add old_args_size.
7528 (dwarf2out_args_size): Use it.
7529 (dwarf2out_begin_prologue): Initialize it.
7530 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up
7531 pushed args until we see a call.
7532 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code
7533 before outputting them.
7535 1998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu>
7537 * cplus-dem.c (demangle_template_template_parm): New function.
7538 (demangle_template): Handle template template parameters.
7540 1998-02-02 Mark Mitchell <mmitchell@usa.net>
7542 * calls.c (expand_call): Don't confuse member functions named
7543 realloc, setjmp, and so forth with the standard library
7544 functions of the same names.
7546 Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com)
7548 * stmt.c (expand_asm_operands): Correctly identify asm statements
7551 Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu>
7553 * c-common.c (decl_attributes): Flag unrecognized attribute
7554 functions as warnings instead of as errors.
7556 1998-02-05 Marc Lehmann <pcg@goof.com>
7558 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions
7559 when -Os is specified.
7560 * toplev.c (main): Don't disable flag_inline_functions anymore when
7563 Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7565 * regmove.c: Update.
7566 * flags.h (flag_regmove): Declare.
7567 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare.
7568 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2):
7569 Moved into regmove; changed caller.
7570 * toplev.c (rest_of_compilation): Call regmove_optimize also for
7571 expensive_optimizations.
7573 Thu Feb 5 13:38:42 PST 1998 Jeff Law (law@cygnus.com)
7575 * version.c: Bump for snapshot.
7577 Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7578 Undo this change (the problem was actually in reload):
7579 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7581 * sh.md (movqi_i+1): New peephole.
7583 Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com)
7585 * jump.c (jump_optimize): Lose calls to modified_in_p they are
7586 not needed anymore due to changes elsewhere in jump.c.
7588 * jump.c (jump_optimize): Fix first arg to modified_in_p in
7591 Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com>
7593 * expr.c (expand_builtin_setjmp): Accept two new arguments for
7594 the labels to branch to on first and subsequent executions. Don't
7595 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup',
7596 and provide it with the jmp_buf. Use only one of
7597 `builtin_setjmp_receiver' or `nonlocal_goto_receiver',
7598 and provide the former with the target label.
7599 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp.
7600 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ...
7601 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp'
7602 insn to replace all of the normal nonlocal_goto code. Don't play
7603 with __dummy. Correct arguments to nonlocal_goto.
7604 * expr.h (expand_builtin_setjmp): Update prototype.
7605 * except.c (start_dynamic_handler): When using builtin_setjmp,
7606 generate more accurate flow information.
7608 * alpha.md (nonlocal_goto_receiver_osf): Delete.
7609 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver.
7610 (builtin_longjmp, builtin_setjmp_receiver): New.
7611 * sparc.md (update_return): Disambiguate unspec number.
7612 (nonlocal_goto): Rearrange arguments to match caller in except.c.
7613 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the
7615 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove.
7616 (builtin_setjmp_setup*, builtin_longjmp): New.
7618 Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu>
7620 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT.
7622 Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com>
7624 * vmsconfig.com: Remove bytecode references.
7626 1998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
7628 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that
7629 -fno-sjlj-exceptions works for a target that defines
7630 DWARF2_UNWIND_INFO as zero.
7632 * regmove.c (fixup_match_1): Undo last change which removed some
7633 "useless" code, and add a comment explaining this.
7635 Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com)
7637 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT
7640 Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de>
7642 * makefile.vms: Remove bytecode references.
7643 Create genrtl files.
7645 Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz>
7647 * jump.c (jump_optimize): Allow conditional loading of floating point
7648 constants and constants from memory. Reinstalled modified_in_p tests.
7650 Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7652 * loop.c (get_condition): Handle sign-extended constants.
7654 Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se>
7656 * expr.c (emit_push_insn): Add code to use movstrti if present.
7658 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi
7659 and movstrqi as in emit_block_move ().
7661 Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl>
7663 * config/m68k/x-next: Remove /NextDeveloper/Headers from
7664 the directories to fixinclude - /usr/include is a link
7665 to it and hence its contents are fixed by default.
7667 Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
7669 * rs6000/linux.h: define JUMP_TABLES_IN_TEXT_SECTION
7671 Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de>
7673 * cccp.c (main): Predefine __VMS_VER on VMS.
7675 Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7677 * expr.c (get_inner_reference): Use sbitsizetype for type sizes.
7678 * fold-const.c (size_int): Replace with
7680 (make_bit_field_ref): Use bitsize_int for bit position.
7681 * stor-layout.c (sizetype): Delete.
7682 (sizetype_tab, sbitsizetype, ubitsizetype): Declare.
7683 (layout_record, layout_union, layout_type):
7684 Use bitsize_int for bit size.
7685 (set_sizetype): New function.
7686 (make_signed_type, make_unsigned_type): Use it.
7687 * c-decl.c (init_decl_processing): Likewise.
7688 * tree.h (size_int): Don't delcare, #define.
7689 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare.
7690 (set_sizetype): Declare.
7691 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype):
7693 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes):
7694 Convert result to sizetype.
7695 (really_start_incremental_init, push_init_level):
7696 Set type of constructor_bit_index to sbitsizetype.
7697 (push_init_level): Use unsigned arithmetic to determine padding.
7698 (output_init_element): Likewise.
7700 Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com)
7702 * combine.c (simplify_shift_const): Fix typo in last change.
7704 Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu>
7706 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt)))
7707 is (truncate (lshiftrt)).
7709 Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com>
7711 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly.
7712 Make sure result winds up in TGT.
7713 (alpha_expand_unaligned_store): Use expand_binop properly. Allow
7714 src to be other than DImode.
7715 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument.
7716 (alpha_expand_unaligned_store_words): Likewise.
7717 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so
7718 that source and destination are separately optimized for alignment.
7719 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN.
7721 Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com)
7723 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander
7724 with handling of -32768.
7726 Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7728 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a
7729 shell variable argument instead of only hard coded functions.
7730 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions.
7732 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one
7733 call. Collapse multiple calls to GCC_NEED_DECLARATION into one
7734 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need
7735 declarations for bcopy, bcmp and bzero.
7737 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations.
7739 * gansidecl.h: If we have bcopy but don't declare it, then do so.
7740 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp,
7741 bzero, index and rindex if they aren't already present.
7743 Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com)
7745 * toplev.c (close_dump_file): Wrap function prototype for
7746 argument "func" in PROTO.
7747 (dump_rtl): Likewise.
7749 Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu>
7751 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set
7753 (output_function_epilogue): Omit epilogue if nothing drops through.
7754 (output_move_double): Supress int ldd usage on ultrasparc and v9.
7755 (registers_ok_for_ldd_peep): Likewise.
7756 (print_operand): Supress b,a on ultrasparc. Let Y accept a constant.
7757 (ultrasparc_adjust_cost): New function.
7758 (sparc_issue_rate): New function.
7759 * sparc.h (MASK_VIS, TARGET_VIS): New
7760 (MASK_V8PLUS, TARGET_V8PLUS): New.
7761 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New.
7762 (TARGET_SWITCHES): Add vis and v8plus.
7763 (REG_CLASS_FROM_LETTER): Accept d and b for VIS.
7764 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc.
7765 (RTX_COSTS): Use TARGET_HARD_MUL
7766 (ADJUST_COST): Call ultrasparc_adjust_cost.
7768 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users
7769 of load & fp appropritely.
7770 (supersparc function units): Adjust for Haifa.
7771 (ultrasparc function units): Likewise.
7772 (get_pc_via_rdpc): All v9, not just arch64.
7773 (movdi_v8plus, movdi_v8plus+1): New.
7774 (adddi3_sp32+1): New.
7775 (subdi3_sp32+1): New.
7776 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS.
7777 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise.
7778 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise.
7779 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise.
7780 (one_cmpldi2_sp32, one_cmplsi2): Likewise.
7781 (ldd peepholes): Suppress for v9.
7782 (return_adddi): Kill redundant test. Arg1 may be arith_operand.
7783 (return_subsi): Revmove.
7785 Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu>
7787 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register
7788 save/restore MEM rtl.
7790 Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com)
7792 * configure.in: Check for declaration of abort.
7793 * acconfig.h: Corresponding changes.
7794 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should
7797 Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com)
7799 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P
7802 Thu Jan 29 09:27:56 PST 1998 Jeff Law (law@cygnus.com)
7804 * version.c: Bump for snapshot.
7806 Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com)
7808 * configure.in: Check for atoq and atoll.
7809 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the
7810 proper routine for converting ascii into long long values.
7812 Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de>
7814 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case.
7816 * vmsconfig.com: Remove bytecode references.
7818 * alpha/vms.h (PREFIX): Define.
7820 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove.
7822 * am-alpha.h: Don't include alloca for OPEN_VMS.
7824 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define.
7826 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define.
7827 (GCC_INCLUDE_DIR): Define
7829 * make-cc.com, make-cccp.com, make-cc1.com: Removed.
7830 * makefile.vms: New file.
7832 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha.
7834 * alpha.c (output_prolog): Output '.name' directive
7835 for minimal traceback information.
7837 * alpha.c (output_prolog): Don't prepend entry point symbols
7838 with '$' on OPEN_VMS.
7840 Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu>
7841 Jeffrey A Law (law@cygnus.com)
7843 * rtl.c (read_rtx): Use atol/atoq based upon disposition of
7846 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC
7848 * genemit.c (gen_exp): Likewise.
7849 * genpeep.c (match_rtx): Likewise.
7850 * genrecog.c (write_tree_1): Likewise.
7852 * c-lex.c (yyprint): Use proper format string based upon
7853 disposition of HOST_BITS_PER_WIDE_INT.
7854 (yylex): Put casts in right place for args to build_int_2.
7856 Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com)
7858 * combine.c: Fix typos in Jan27 changes.
7860 Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr>
7862 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends.
7863 (LINK_SPEC): Likewise.
7864 (STARTFILE_SPEC): Likewise.
7866 1998-01-28 Mike Stump <mrs@wrs.com>
7868 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after
7870 * genattrtab.c (reload_completed): Define.
7872 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete
7875 Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
7877 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
7878 SUBREG_REG if the word count is unchanged, also in the input reload
7879 case. Disable non-applicable sanity checks.
7881 Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com)
7883 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
7885 Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com>
7887 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define.
7889 Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com>
7891 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO
7892 is a TREE_VEC before trying to use it for baseclasses.
7893 (Chill uses the same field for a different purpose.)
7895 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars.
7897 Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi>
7899 * config.sub: More accurate determination of HP processor types.
7901 Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7903 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add
7904 prototype for `handle_sysv_pragma', and make it static. Add
7905 parentheses around assignment used as truth value.
7907 * combine.c (combine_instructions): Protect variable `prev' with
7909 (can_combine_p): Protect variable `link' with AUTO_INC_DEC.
7910 (extract_left_shift): Add parentheses around operand of &.
7911 (merge_outer_ops): Avoid an empty body in an else-statement.
7912 (gen_rtx_combine): Remove unused variable `i'.
7914 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of
7915 function monstartup `void'. Likewise for internal_mcount. Add
7916 `static void' prototype for moncontrol. Reconcile sprintf format
7919 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>.
7920 Make return type of function_arg_slotno explicitly `int'.
7921 (reg_unused_after): Add parentheses around assignment used as
7923 (save_regs): Add explicit braces to avoid ambiguous `else'.
7924 (function_arg_slotno): Add parentheses around && within ||.
7925 (function_arg_pass_by_reference): Likewise.
7926 (sparc_flat_output_function_prologue): Reconcile fprintf format
7929 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
7930 assignment used as truth value.
7932 * cplus-dem.c: Include <stdlib.h>.
7933 (demangle_signature): Avoid an empty body in an else-statement.
7934 (do_type): Remove unused variable `lvl'.
7936 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS.
7937 Include <string.h>/<strings.h>.
7938 (cpp_lex): Remove unused variable `namelen'.
7939 (cpp_lex): Explicitly declare `num_chars' as an int.
7941 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include
7942 <unistd.h> instead. Explicitly declare is_system_include
7944 (make_assertion): Remove unused variable `kt'.
7945 (cpp_expand_to_buffer): Hide variable `obuf'.
7946 (output_line_command): Remove unused variables, `line_end',
7947 `line_cmd_buf' and `len'.
7948 (macarg): Remove unused variable `arg_start'.
7949 (special_symbol): Remove unused variable `i'. Add parentheses
7950 around assignment used as truth value.
7951 (do_include): Remove unused variables `pcfname' and `retried',
7952 hide `pcf' and `pcfbuflimit'.
7953 (do_line): Remove unused variable `i'.
7954 (finclude): Hide variable `missing_newline'.
7955 (cpp_handle_options): Remove unused variable `j'.
7956 (read_token_list): Remove unused variable `eofp'.
7957 (cpp_error_with_line): Remove unused variable `i'.
7958 (cpp_warning_with_line): Likewise.
7959 (cpp_pedwarn_with_line): Explicitly declare `column' as int.
7960 (cpp_error_from_errno): Remove unused variable `i'.
7962 * cse.c (invalidate): Add parentheses around assignment used as
7964 (find_best_addr): Move declaration of variable `our_cost' inside
7965 the conditional macro where its used.
7966 (fold_rtx): Avoid an empty body in an if-statement.
7967 (cse_insn): Wrap variables `this_insn_cc0_mode' and
7968 `this_insn_cc0' in macro HAVE_cc0.
7970 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>.
7971 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's.
7972 (output_uleb128): Likewise.
7973 (output_sleb128): Likewise.
7974 (output_cfi): Likewise.
7975 (output_call_frame_info): Remove unused variables `j', `fde_size'
7977 (comp_unit_has_inlines): Hide declaration as per rest of file.
7978 (size_of_line_prolog): Correct typo in prototype.
7979 (add_arange): Likewise.
7980 (output_aranges): Likewise.
7981 (add_name_and_src_coords_attributes): Likewise.
7982 (gen_array_type_die): Likewise.
7983 (gen_inlined_subroutine_die): Likewise.
7984 (equate_decl_number_to_die): Remove unused variable `i'.
7985 (print_die): Reconcile format vs. args in fprintf's.
7986 (print_dwarf_line_table): Likewise.
7987 (output_die): Likewise.
7988 (output_line_info): Likewise.
7989 (add_subscript_info): Avoid an empty body in an else-statement.
7990 (gen_subprogram_die): Remove unused variable `fp_loc'.
7992 * dwarfout.c: Explicitly declare `next_pubname_number' as int.
7993 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE
7994 macro. Protect `src_coords_attribute' prototype with
7995 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die'
7996 prototype as in the rest of the file. Likewise for
7997 `output_pointer_type_die' and `output_reference_type_die'. Remove
7998 prototype for `type_of_for_scope'.
7999 (output_unsigned_leb128): Reconcile format vs. args in fprintf.
8000 (type_attribute): Add explicit braces to avoid ambiguous `else'.
8002 * final.c: Include <stdlib.h> and <string.h>/<strings.h>.
8003 (shorten_branches): Protect declaration of tmp_length with
8004 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros.
8005 (profile_function): Protect declaration of `sval' and `cxt'
8006 variables with appropriate macros.
8007 (final_scan_insn): Likewise for `note' variable. Add explicit
8008 braces to avoid empty body in an if-statement.
8009 (output_asm_insn): Move variable `i' inside macro conditional
8010 where it is used. Add parentheses around assignment used as truth
8012 (asm_fprintf) Likewise, likewise.
8014 * fix-header.c (main): Remove unused variable `done'. Protect
8015 declaration of `i' with FIXPROTO_IGNORE_LIST.
8017 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'.
8019 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter
8022 * profile.c: Include <string.h>/<strings.h>.
8023 (instrument_arcs): Remove unused variables `note', `inverted',
8024 `zero' and `neg_one'.
8025 (branch_prob): Avoid empty body in an if-statement.
8027 * regclass.c: Include <stdlib.h>.
8028 (reg_alternate_class): Explicitly declare parameter `regno'.
8030 * regmove.c (regmove_optimize): Remove unused variable `p'. Add
8031 parentheses around assignment used as truth value.
8032 (find_matches): Remove unused variables `output_operand' and
8034 (fixup_match_1): Remove statement with no effect: "if (0) ;".
8036 * scan.c (sstring_append): Explicitly declare `count' as int.
8037 (scan_string): Explicitly declare parameter `init' as int.
8039 * sched.c: Include <stdlib.h>.
8040 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |.
8041 (rank_for_schedule): Add parentheses around assignment used as
8043 (schedule_block): Likewise.
8044 (regno_use_in): Likewise.
8045 (schedule_insns): Remove unused variable `i'.
8047 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>.
8048 (v_message_with_decl): Remove unused variable `n'.
8049 (botch): Explicitly declare parameter `s' as char *.
8050 (main): Add parentheses around assignment used as truth value.
8052 * tree.c (make_node): Protect the variable `kind' with the
8053 GATHER_STATISTICS macro.
8054 (real_value_from_int_cst): Move variable `e' inside conditional
8055 macro area where it is used.
8056 (tree_last): Add parentheses around assignment used as truth value.
8057 (build1): Protect the variable `kind' with the GATHER_STATISTICS
8059 (print_obstack_statistics): Reconcile format vs. args in fprintf.
8060 Protect variables `i', `total_nodes', and `total_bytes' with the
8061 GATHER_STATISTICS macro.
8063 Tue Jan 27 23:01:55 1998 Mike Stump (mrs@wrs.com)
8065 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add
8066 some comments regarding use of dead_or_set_p.
8068 Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com>
8070 * fixincludes: Tweak fix for struct exception in math.h
8072 Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com)
8074 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue):
8075 Change mode of registers used to add/sub from
8076 hard_frame_pointer_rtx from word_mode to Pmode.
8078 Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com>
8080 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use
8081 asm_output_aligned_bss() instead of asm_output_bss().
8083 * toplev.c (rest_of_compilation): Replace references to
8084 stack_reg_dump_file and dbr_sched_dump_file with references to
8087 Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl>
8089 * tlink.c (scan_linker_output): Call fclose() for opened files.
8091 Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com>
8093 * alpha.c (output_epilog [!VMS]): Don't tag global functions if
8094 compiling with -fpic -- we want to be able to override symbols
8096 (alpha_expand_block_move): Fix thinko in last change.
8098 * alpha.h (ASM_OUTPUT_MI_THUNK): New define.
8099 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define.
8100 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef.
8102 Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com>
8104 * alpha.md (abssf, absdf): Revert last change.
8106 Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu>
8108 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO.
8109 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0.
8111 Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com)
8113 * emit-rtl.c (gen_lowpart_common): Handle more case where converting
8114 a CONST_INT into SFmode.
8116 Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com>
8118 * flags.h: New flag (optimize_size).
8119 * toplev.c (main): Parse -Os option and set optimize_space
8121 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define
8122 __OPTIMIZE_SIZE__ when compiling with -Os.
8123 * config/dsp16xx/dsp16xx.h, config/i386/i386.h,
8124 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h,
8125 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument
8127 * config/i386/i386.c (optimization_options): Accept new SIZE argument.
8129 Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de>
8131 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl
8132 stuff only if MCT_TEXT is #define'd.
8134 Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at>
8136 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32
8139 Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com>
8141 * toplev.c: Add -dM command line option to dump RTL after the
8142 machine dependent reorganisation pass, if there is one.
8143 Reorganise RTL dump code, so that only one file handle is
8146 Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com>
8148 * except.c (check_exception_handler_labels): Disable warning when
8151 Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com>
8153 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P.
8155 Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8157 * c-decl.c (grokdeclarator): Get parameter tags from
8158 last_function_parm_tags.
8159 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before
8160 traversing the parameter types.
8161 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context.
8163 Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com)
8165 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and
8167 (get_shift_alg): Fix typo.
8169 Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com>
8171 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg.
8173 Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com>
8175 * toplev.c (get_run_time): Make sure each case gets its variables.
8177 Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com>
8179 * configure.in (build_xm_file): Add auto-config.h if host=build.
8180 (host_xm_file_list): Don't add $(srcdir) to auto-config.h.
8181 (build_xm_file_list): Likewise.
8182 * configure: Rebuild.
8184 Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8186 * recog.c (validate_replace_rtx_1): Only perform substitutions
8187 of arguments to commutative and comparison operators once.
8189 Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8191 * sparc.c (output_cbranch): Add default case in
8194 * reorg.c (insn_sets_resource_p): Correct typo in prototype.
8195 (emit_delay_sequence): Eliminate unused parameter, all callers
8197 (fill_simple_delay_slots): Likewise.
8198 (fill_slots_from_thread): Likewise.
8199 (fill_eager_delay_slots): Likewise.
8200 (mark_referenced_resources): Add default case in enumeration switch.
8201 (mark_set_resources): Likewise.
8202 (rare_destination): Likewise.
8203 (mostly_true_jump): Likewise.
8204 (find_dead_or_set_registers): Likewise.
8205 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'.
8206 (update_reg_unused_notes): Remove unused variable `p'.
8207 (mark_target_live_regs): Remove unused variables `next' and
8209 (fill_simple_delay_slots): Remove unused variable `j'.
8210 (fill_slots_from_thread): Add parentheses around assignment used
8212 (dbr_schedule): Likewise.
8214 * objc/Make-lang.in (objc.stage1): Depend on stage1-start.
8215 (objc.stage2, objc.stage3, objc.stage4): Likewise.
8217 Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org>
8219 * cse.c (simplify_ternary_operation): Don't try to simplify
8220 IF_THEN_ELSE expressions (created by combine) that don't use
8221 relational operators.
8223 Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com)
8225 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE
8228 * crtstuff.c (init_dummy): Keep the epilogue in the init
8229 section for non-ELF systems.
8231 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8233 * sh.md (movqi_i+1): New peephole.
8235 Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com>
8237 * Makefile.in: Remove remaining bytecode stuff.
8238 * emit-rtl.c, expr.c: Likewise.
8240 Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com)
8242 * toplev.c (lang_options): Add unknown-pragma options.
8244 Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com>
8246 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need
8247 special (and incomplete) handling for Chill arrays.
8249 Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu>
8251 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available,
8254 Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com)
8256 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16.
8258 1998-01-22 scott snyder <snyder@d0sgif.fnal.gov>
8260 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in
8261 .frame directive instead of FRAME_POINTER_REGNUM.
8263 Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au>
8265 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881.
8266 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__.
8267 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES.
8268 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise.
8269 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__.
8270 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32.
8271 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000.
8272 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000,
8274 * longlong.h: Replace __mc68332__ with __mcpu32__.
8276 Thu Jan 22 19:55:40 PST 1998 Jeff Law (law@cygnus.com)
8278 * version.c: Bump for snapshot.
8280 Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com>
8282 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test
8283 to require the SUBREG mode to be smaller than the SUBREG_REG mode.
8284 * reload1.c (eliminate_regs): Likewise.
8286 Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com)
8288 * regmove.c (find_matches): Initialize matches->earlyclobber too.
8290 Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com>
8292 * alpha.md (abssf2, absdf2): Disable in IEEE mode.
8293 (negsf2, negdf2): Use proper subtract in IEEE mode.
8295 Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com)
8297 * Makefile.in: Remove more bytecode stuff.
8298 * expr.c, stmt.c, config/msdos/top.sed: Likewise.
8299 * vax/xm-vms.h, winnt/config-nt.sed: Likewise.
8300 * f/install.texi, objc/Make-lang.in: Likewise.
8302 * Makefile.in: Remove all bytecode support.
8303 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS.
8304 * emit-rtl.c: Remove all bytecode support.
8305 * expr.c, expr.h function.c, integrate.c: Likewise.
8306 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise.
8307 * tree.h, varasm.c: Likewise.
8308 * config/m68k/m68k.h: Likewise.
8309 * bi-*, bc-*, bytecode*: Delete bytecode related files.
8310 * modemap.def: Likewise.
8312 Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com)
8314 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3,
8315 umodsi3,umoddi3): Handle mips16 div/mod by a constant.
8317 Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com>
8319 * i386.md (push): Prohibit symbolic constants if flag_pic.
8320 (movsi+1): Likewise for move to non-register.
8322 Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com>
8324 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host.
8325 (print_operand): Handle 0xffffffff on 32 bit host.
8327 * configure.in (thread_file): Rename uses before main loop to
8328 target_thread_file. Initialize to empty in main loop. Set thread_file
8329 to target_thread_file after main loop if not set.
8330 * configure: Rebuild.
8332 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT.
8333 (add_values_to_cover): Revert last change (which had no ChangeLog
8335 (simplify_with_current_value_aux): Handle CONST_INT.
8337 Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8339 * unprotoize.c: Define UNPROTOIZE first, to actually take effect.
8341 Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com>
8343 * configure.in: Add cpp stringify test.
8344 * acconfig.h (HAVE_CPP_STRINGIFY): New tag.
8345 * gengenrtl.c: Use it.
8346 * configure, config.in: Rebuild.
8348 Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
8350 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make.
8352 Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com>
8354 * configure.in: Find declaration for sbrk.
8355 * acconfig.h (NEED_DECLARATION_SBRK): New tag.
8356 * config.in, configure: Rebuild.
8357 * mips-tfile.c: Properly protect declaration of sbrk and free.
8358 * toplev.c: Properly protect declaration of sbrk.
8360 Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com>
8362 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs.
8364 Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com)
8366 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine.
8368 Sun Jan 18 00:57:35 1998 Mike Stump (mrs@wrs.com)
8370 * configure.in (i960-wrs-vxworks): Default to latest vxworks release.
8372 Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu>
8374 * combine.c (force_to_mode, nonzero_bits): Correctly optimize
8375 constant offset computations from objects with known alignment in
8376 the presence of STACK_BIAS.
8378 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where
8380 (const_hash): Hash val is unsigned long.
8381 (SYMHASH): Likewise.
8383 * tree.c (TYPE_HASH): Type of hash val is unsigned long.
8385 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a
8386 char pointer, not HOST_WIDE_INT.
8387 (print_node): Likewise. Also hash is unsigned long not
8390 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT.
8392 * explow.c (optimize_save_area_alloca): New function for targets
8393 where SETJMP_VIA_SAVE_AREA is true.
8394 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets,
8395 compute the amount of stack space needed should we find later that
8396 setjmp is never called by this function, stuff rtl for this inside
8397 a REG_NOTE of the final SET of stack_pointer_rtx.
8398 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and
8399 current_function_calls_alloca, call optimize_save_area_alloca.
8401 Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com)
8403 * i386.md: Remove redundant integer push patterns.
8404 Don't bother checking for TARGET_PUSH_MEMORY when
8405 pushing constants or registers.
8407 Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
8408 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl>
8410 * pexecute.c (pexecute): New function for mingw32. Supports pipes.
8411 (pwait): New function for mingw32.
8413 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32
8414 pipe support is broken for now.
8416 1998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM>
8418 * emit_rtl.c (init_emit_once): Ensure that potential aliasing
8419 between frame_pointer_rtx, hard_frame_pointer_rtx, and
8420 arg_pointer_rtx is respected in initialization.
8421 (init_emit_once): Use gen_rtx_raw_REG() to create
8422 return_address_pointer_rtx.
8424 * reorg.c: #include "expr.h" for rtx prototypes.
8425 * Makefile.in (reorg.o): Depend on expr.h
8427 Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za>
8429 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and
8430 local_prefix to sub-make invocations.
8432 Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com>
8434 * objc-parse.c: Recognize protocol qualifiers in class definitions.
8436 Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com)
8440 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for.
8441 * configure.in: Check for atol.
8442 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL.
8444 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX.
8446 * loop.c (find_and_verify_loops): When attempting to move insns from
8447 inside the loop outside the loop, create a BARRIER if no suitable
8450 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in
8451 favor of an equivalent change from gcc-2.8.
8453 * i386/x-sco5 (CC): Remove trailing whitespace.
8455 Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8457 * gengenrtl.c (type_from_format): De-ANSIfy function signature.
8458 (accessor_from_format): Likewise.
8459 (xmalloc): New function for use when linking with alloca.o.
8461 Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8463 * frame.c (find_fde): Correct FDE's upper bound.
8465 Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com>
8467 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version.
8469 Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com)
8471 * calls.c (expand_call): Move #ifdef code out of macro argument
8473 (emit_library_call, emit_library_call_value): Likewise.
8475 Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com)
8477 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes.
8479 Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com)
8481 * version.c: Bump for snapshot.
8483 Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com>
8485 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO;
8486 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...).
8487 * caller-save.c, calls.c, combine.c, cse.c: Likewise.
8488 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise.
8489 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise.
8490 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise.
8491 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise.
8492 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise.
8493 * unroll.c, varasm.c: Likewise.
8494 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise.
8496 Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com)
8498 * mips.h: Fix some type-o's from a previous change.
8500 Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com)
8502 * loop.c (check_dbra_loop): Make sure initial value is a
8503 CONST_INT before trying to normalize it.
8505 Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com)
8507 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h.
8509 Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl>
8511 * cppexp.c: Include gansidecl.h
8513 Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com>
8515 * svr4.h (LINK_SPEC): Never specify -h.
8516 * ptx4.h (LINK_SPEC): Likewise.
8517 * rs6000/sysv4.h (LINK_SPEC): Likewise.
8518 * sparc/sol2.h (LINK_SPEC): Likewise.
8520 Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com)
8522 * c-typeck.c (comptypes): Exit early on NULL input.
8524 * haifa-sched.c (schedule_insns): Correctly remove inter-block
8525 dependencies after reload.
8527 Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com>
8529 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__.
8531 Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de>
8533 * alpha/vms.h (DIR_SEPARATOR): define
8535 Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
8537 * Makefile.in (stamp-proto): Remove.
8538 (protoize.o, unprotoize.o): Straightforward compile.
8539 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile.
8541 Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu>
8543 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip
8544 off the trailing @[NUM] added by ENCODE_SECTION_INFO.
8546 Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com)
8548 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now.
8549 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise.
8550 * sparc/netbsd.h, vax/netbsd.h: Likewise.
8552 Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp>
8554 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now.
8556 Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com>
8558 * configure.in (target_cpu_default, target_cpu_default2): Use double
8559 quotes around them when testing their value.
8560 * configure: Rebuilt.
8562 Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu>
8564 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx
8566 (gendef): Call obstack_alloc_rtx.
8568 Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com)
8570 * configure.in: (i[3456]86-UnixWare7-sysv5): Treat much like SVR4
8573 Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu>
8575 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value
8576 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead.
8577 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include.
8579 Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com>
8581 * mips.md (return_internal): Change mode from SImode to VOIDmode.
8583 Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com>
8585 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle
8588 Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com>
8590 * i386.md: (movsicc_1, movhicc_1): For alternate 3 set the opcode
8591 suffix from operand 3.
8593 Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk>
8594 Jeffrey A Law (law@cygnus.com)
8596 * regmove.c: New implementation of regmove pass.
8597 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove
8598 decls, make them have external linkage. Return a value from
8599 optimize_reg_copy_1.
8600 * reload.h (count_occurrences): Add decl.
8601 * reload1.c (count_occurrences): Delete decl, make it have external
8603 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare.
8605 Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com)
8607 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P
8608 if it is not defined.
8610 Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com>
8612 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits.
8613 * emit-rtl.c (gen_rtx): Move special code to ...
8614 (gen_rtx_CONST_INT): New function.
8615 (gen_rtx_REG): New function.
8616 (*): Update all calls to gen_rtx.
8617 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO.
8618 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators.
8619 (GEN_INT): Call gen_rtx_CONST_INT.
8620 * gengenrtl.c: New file.
8622 Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu>
8624 * alias.c (*_dependence): Call base_alias_check before canon_rtx.
8625 (base_alias_check): If no base found for address call canon_rtx and
8628 Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com)
8630 * mips.c (mips_expand_prologue): Handle large frame with no outgoing
8631 arguments for mips16.
8632 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns.
8633 Don't lose if tsize is zero after handling large stack for mips16.
8634 * mips.md (return): For trivial return, return address is in $31.
8636 Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk>
8638 * mips/mips16.S: Various changes to make it work with -msingle-float
8641 Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com>
8642 Ian Lance Taylor <ian@cygnus.com>
8643 Jeff Law <law@cygnus.com>
8645 * mips.c, mips.h, mips.md: First cut at merging in mips16
8646 support. Major modifications throughout all three files.
8648 Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov>
8650 * configure.in: Make gthr-default.h a forwarding header instead of
8653 Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8655 * gcov-io.h: Include sys/types.h to ensure we get size_t.
8657 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf.
8659 Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com)
8660 Jeffrey A Law (law@cygnus.com)
8662 * crtstuff.c (__frame_dummy): New function for irix6.
8663 (__do_global_ctors): Call __frame_dummy for irix6.
8664 * iris6.h (LINK_SPEC): Hide __frame_dummy too.
8666 Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu>
8668 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS.
8670 Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com>
8672 * c-decl.c (init_decl_processing): Provide proper fallback symbol
8673 for __builtin_memset.
8674 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE
8675 not INTEGER_CST. Assert arg 3 is a constant.
8677 * alpha.c (mode_width_operand): Accept 64-bit modes.
8678 (mode_mask_operand): Likewise.
8679 (print_operand): Likewise for 'M' and 'U' codes.
8680 (alpha_expand_unaligned_load): New function.
8681 (alpha_expand_unaligned_store): Likewise.
8682 (alpha_expand_unaligned_load_words): Likewise.
8683 (alpha_expand_unaligned_store_words): Likewise.
8684 (alpha_expand_block_move): Likewise.
8685 (alpha_expand_block_clear): Likewise.
8686 * alpha.h (MOVE_RATIO): New define.
8687 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them.
8688 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New.
8690 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3.
8691 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable.
8693 Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com>
8695 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value.
8696 * configure: Update.
8698 Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com)
8700 * emit-rtl.c (operand_subword): Correctly handle extracting a word
8701 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN.
8703 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate
8706 Wed Dec 31 14:42:18 1997 Ian Lance Taylor <ian@cygnus.com>
8708 * configure.in: Set and subsitute host_exeext. Use it when creating
8709 the assembler and linker symlinks.
8710 * configure: Rebuild.
8711 * Makefile.in (exeext): Set to @host_exeext@.
8712 (build_exeext): New variable, set to @build_exeext@.
8713 (FLAGS_TO_PASS): Pass down build_exeext.
8714 (STAGESTUFF): Use build_exeext, not exeext, for gen* and bi*
8717 Wed Dec 31 10:05:44 1997 Jeffrey A Law (law@cygnus.com)
8719 * mn10200.md (addsi3, subsi3): Fix thinkos.
8721 Tue Dec 30 00:04:49 1997 Richard Henderson <rth@cygnus.com>
8723 * sparc.h (ASM_OUTPUT_MI_THUNK): Move %o7 through %g1 instead of
8724 save+restore. Fix pic+big_offset delay slot. Use "pic" case for
8725 unix always, since we want to be able to thunk to functions in a
8726 shared library from an application.
8728 Mon Dec 29 14:37:31 1997 Ian Lance Taylor <ian@cygnus.com>
8730 * mips/t-ecoff (CROSS_LIBGCC1): Define to libgcc1-asm.a.
8731 (LIB1ASMSRC, LIB1ASMFUNCS): Define.
8733 Mon Dec 29 14:03:38 1997 Jeffrey A Law (law@cygnus.com)
8735 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the
8736 offset's mode is not ptr_mode, convert it.
8738 Mon Dec 29 15:58:18 1997 Michael Meissner <meissner@cygnus.com>
8740 * libgcc2.c (inhibit_libc): Don't define inhibit_libc when cross
8741 compiling if it was already defined.
8743 Sun Dec 28 00:32:16 1997 Jeffrey A Law (law@cygnus.com)
8745 * flow.c (find_basic_blocks): Don't create a new basic block
8746 for calls in a LIBCALL block.
8748 Sun Dec 28 00:30:24 1997 David Edelsohn <edelsohn@mhpcc.edu>
8750 * config/fp-bit.c (L_df_to_sf): Fix typo in last change.
8752 Sat Dec 27 22:43:12 1997 Jeffrey A Law (law@cygnus.com)
8754 * cse.c (rtx_cost): Remove conflicting default case.
8756 Sat Dec 27 21:20:02 1997 Richard Henderson <rth@cygnus.com>
8758 * configure.in: Move default enabling of Haifa out of for loop.
8759 * configure: Rebuild.
8761 Thu Dec 25 01:02:54 1997 Jeffrey A Law (law@cygnus.com)
8763 * version.c: Bump for snapshot.
8765 1997-12-25 Teemu Torma <tot@trema.com>
8767 * Makefile.in (GTHREAD_FLAGS): New var.
8768 (LIBGCC2_CFLAGS): Added $(GTHREAD_FLAGS).
8769 (distclean): Remove gthr-default.h.
8771 * configure.in: Accept dce as a thread package.
8772 Check for thread.h and pthread.h.
8773 Link gthr-default.h to appropriate thread file and set
8775 (hppa1.1-*-hpux10*): If --enable-threads, use dce threads and
8776 include multilib definitions from pa/t-dce-thr.
8777 (sparc-*-solaris2*): Enable threads by default, if thread.h or
8778 pthread.h is found, preferring posix threads over solaris ones.
8780 * config/pa/t-dce-thr: New file.
8781 * config/pa/t-pa: Removed multilibs.
8782 * config/sparc/t-sol2: Ditto.
8785 * gthr-single.h: New file.
8786 * gthr-posix.h: New file.
8787 * gthr-solaris.h: New file.
8788 * gthr-dce.h: New file.
8789 * libgcc-thr.h: Removed.
8790 * objc/thr-dce.c: New file copied from thr-decosf1.c.
8792 * frame.c: Include gthr.h instead of libgcc-thr.h.
8793 * libgcc2.c: Include gthr.h instead of libgcc-thr.h.
8794 (eh_context_initialize): If __gthread_once fails, use static eh
8796 (eh_context_free): Call __gthread_key_dtor.
8798 Wed Dec 24 23:33:17 1997 Jeffrey A Law (law@cygnus.com)
8800 * expr.h (MUST_PASS_IN_STACK): Allow target port to override.
8802 Wed Dec 24 23:12:14 1997 Jim Wilson <wilson@cygnus.com>
8804 * cse.c (max_insn_uid): New variable.
8805 (cse_around_loop): Use max_insn_uid.
8806 (cse_main): Set max_insn_uid.
8808 * abi64.h (LONG_MAX_SPEC): Check MIPS_ABI_DEFAULT and TARGET_DEFAULT,
8809 and define __LONG_MAX__ appropriately. Add support for -mabi=X,
8810 -mlong64, and -mgp{32,64} options.
8811 * mips.c (mips_abi): Change type to int.
8812 * mips.h (enum mips_abi_type): Delete.
8813 (ABI_32, ABI_N32, ABI_64, ABI_EABI): Define as constants.
8814 (mips_abi): Change type to int.
8816 Wed Dec 24 22:38:34 1997 John Carr <jfc@mit.edu>
8818 * flags.h, toplev.c, calls.c, alias.c: Remove flag_alias_check;
8819 optimization is now always enabled.
8821 * calls.c (expand_call): Recognize C++ operator new as malloc-like
8824 * alias.c (memrefs_conflict_p): Eliminate tests now done by
8826 (*_dependence): Call canon_rtx before base_alias_check.
8827 (init_alias_once): New function to precompute set of registers which
8828 can hold Pmode function arguments.
8830 * rtl.h: Declare init_alias_once.
8832 * toplev.c (compile_file): Call init_alias_once.
8834 Wed Dec 24 22:34:55 1997 Jeffrey A Law (law@cygnus.com)
8836 * tree.c (restore_tree_status): Do not dereference a null pointer.
8838 Tue Dec 23 12:56:46 1997 Paul Eggert <eggert@twinsun.com>:
8840 * genattrtab.c (main): Check HAVE_{G,S}ETRLIMIT in addition to
8841 RLIMIT_STACK. This maintains consistency with the recent, similar
8842 patch to cccp.c and toplev.c.
8844 Tue Dec 23 05:17:28 1997 Richard Henderson <rth@cygnus.com>
8846 * genattrtab.c (expand_units): For large nr opclasses, expand
8847 function_units_used with ORX to prevent blowups. Tag with FFS.
8848 (num_unit_opclasses): New variable.
8849 (gen_unit): Update it.
8850 (enum operator): Add ORX_OP.
8851 (operate_exp): Treat ORX as or, except don't expand across an if.
8852 Reuse number rtx's after operating on them.
8853 (check_attr_value): Accept IOR, AND, & FFS.
8854 (write_test_expr): Transmute `in_comparison' to `flags'. Allow
8855 for attribute value caching. Handle CONST_STRING, IF_THEN_ELSE.
8856 (write_expr_attr_cache, write_toplevel_expr): New functions.
8857 (write_attr_get): Handle FFS-tagged expressions.
8858 (make_canonical): Don't expand const attributes.
8859 (convert_const_symbol_ref): Dike out.
8860 (evaluate_eq_attr): Handle SYMBOL_REF.
8861 (main): Don't emit get_attr_foo for const attributes.
8863 * alpha.c (override_options): Reinstate PROCESSOR_EV6.
8864 (alpha_adjust_cost): Add EV6 tuning; streamline EV5 tests.
8865 * alpha.h (REGISTER_MOVE_COST): Increase ftoi/itof cost slightly.
8866 * alpha.md: Redo all of the scheduling, adding EV6 support, and
8867 combining function units where possible.
8868 (attr "type"): Split loads, stores, cmov into int/fp. Combine
8869 multiplies and divides. Add EV6 sqrt, ftoi, itof.
8870 (attr "opsize"): New attribute.
8871 (sqrtsf2-1, sqrtdf2-1): Provide proper TP_INSN patterns.
8872 (movsf2-[12], movdf2-[12]): Provide CIX varients; don't allow CIX
8873 to control register allocation.
8874 (movsi2-1, movdi2-1): Likewise.
8876 Tue Dec 23 03:53:21 1997 Richard Henderson <rth@cygnus.com>
8878 * alpha.h (CPP_PREDEFINES, LIB_SPEC, LINK_SPEC, STARTFILE_SPEC,
8879 MD_STARTFILE_PREFIX, ASM_FILE_START, ASM_SPEC, ASM_FINAL_SPEC):
8880 Move OSF/1 specific defines out.
8881 * alpha/elf.h (TARGET_VERSION, CPP_PREDEFINES, DEFAULT_VTABLE_THUNKS):
8882 Move Linux specific defines out.
8883 (LINK_SPEC): Genericize.
8884 (ASM_FILE_START): Emit .arch if using more than the base insn set.
8885 (ASM_OUTPUT_SOURCE_LINE): Remove; identical to alpha.h version.
8886 (SDB_DEBUGGING_INFO): Remove; gas can't handle it.
8887 (HANDLE_SYSV_PRAGMA): Define.
8888 * alpha/osf.h: New file.
8889 * alpha/linux.h: Split. Retain file-format independant defines.
8890 Import Linux bits from elf.h.
8891 (CPP_PREDEFINES): Take a file-format specific SUB_CPP_PREDEFINES
8892 (FUNCTION_PROFILER): _mcount takes its address in $28.
8893 (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Remove undef.
8894 * alpha/linux-ecoff.h: New file.
8895 * alpha/linux-elf.h: New file.
8896 * alpha/vms.h (LIB_SPEC, LINK_SPEC): Copy from osf.h.
8897 * alpha/win-nt.h (TARGET_DEFAULT): Define.
8898 * configure.in (alpha*-*-osf*, alpha*-*-linux*) [tm_file]:
8899 Add new headers as appropriate.
8901 * configure.in (alpha*): Enable Haifa by default.
8902 (*-*-winnt3*): Change to winnt*, since we're not v3 specific.
8903 * configure: Rebuild.
8905 Tue Dec 23 03:14:54 1997 Richard Henderson <rth@cygnus.com>
8907 * Makefile.in (clean): Remove the stages with their objects here ...
8908 (distclean): ... instead of here.
8910 Mon Dec 22 11:24:01 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8912 * cse.c (rtx_cost): Add default case in enumeration switch.
8913 * fix-header.c (recognized_macro): Likewise.
8914 (recognized_extern): Likewise.
8915 (write_rbrac): Likewise.
8916 * objc/objc-act.c (encode_aggregate): Likewise.
8917 (gen_declarator): Likewise.
8918 (gen_declspecs): Likewise.
8920 Mon Dec 22 09:58:51 1997 Jeffrey A Law (law@cygnus.com)
8922 * haifa-sched.c (create_reg_dead_note): Detect and handle another
8923 case where we kill more regs after sched than were killed before
8925 * sched.c (create_reg_dead_note): Similarly.
8927 Mon Dec 22 09:18:37 1997 Jeffrey A Law (law@cygnus.com)
8929 * c-pragma.c: Include flags.h.
8931 Sun Dec 21 22:10:59 1997 Mumit Khan <khan@xraylith.wisc.edu>
8933 * i386/cygwin32.h (NO_IMPLICIT_EXTERN_C): Don't assume anything
8934 about system headers.
8935 (LIB_SPEC): Add -ladvapi32 -lshell32 to be consistent with mingw32
8936 and also to resolve symbols in prefix.c.
8938 * i386/xm-cygwin32.h (HAVE_BCOPY): Define. This avoids a conflict
8939 between gansidecl.h and newlib's _ansi.h when building libgcc2.a,
8940 when the definitions in auto-config.h is not visible.
8941 (HAVE_BZERO): Likewise.
8942 (HAVE_BCMP): Likewise.
8943 (HAVE_RINDEX): Likewise.
8944 (HAVE_INDEX): Likewise.
8946 Sun Dec 21 21:54:22 1997 Jeffrey A Law (law@cygnus.com)
8948 * pa.c (emit_move_sequence): Handle a function label source
8951 Sun Dec 21 16:13:55 1997 Nick Clifton <nickc@cygnus.com
8953 * c-pragma.c (handle_pragma_token): Generate warning messages
8954 about unknown pragmas if warn_unknown_pragmas is set.
8956 * c-decl.c (c_decode_option): Parse -Wunknown-pragmas command
8957 line option to set variable: warn_unknown_pragmas.
8959 Sun Dec 21 15:51:10 1997 Manfred Hollstein <manfred@lts.sel.alcatel.de>
8961 * m68k/mot3300.h (ASM_BYTE_OP): Don't include '\t' in the
8963 (ASM_OUTPUT_ASCII): Prefix ASM_BYTE_OP by one single '\t'.
8965 Sun Dec 21 13:58:39 1997 Jeffrey A Law (law@cygnus.com)
8967 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Define.
8968 (libgcc2.a): Depend on $(DPBIT) and $(FPBIT). Add rules to
8969 generate more fine grained floating point emulation libraries.
8970 * config/fp-bit.c: Add protecting #ifdef to all functions so
8971 that they can be compiled separately. If !FINE_GRAINED_LIBRARIES,
8972 then compile all suitable functions.
8973 (pack_d, unpack_d, fpcmp_parts): Add declarations, define with two
8974 underscores to avoid namespace pollution.
8975 * t-mn10200 (LIB2FUNCS_EXTRA): Remove fp-bit.c
8977 * t-mn10300 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
8981 Sat Dec 20 11:26:47 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8982 Jeff Law <law@cygnus.com>
8984 * bitmap.c (bitmap_clear): Ensure `inline' is at the beginning
8986 * c-decl.c (finish_decl): Use parentheses around && within ||.
8987 * rtl.c: Include stdlib.h.
8988 (read_skip_spaces): Add parentheses around assignments used as
8990 (read_rtx): Initialize list_rtx.
8991 * cppexp.c (parse_number): Use || when operands are truth values.
8992 * alias.c (find_base_value): Add default case.
8993 (memrefs_conflict): Likewise.
8994 * combine.c (sets_function_arg_p): Likewise.
8995 * genemit.c (gen_exp): Likewise.
8996 * local-alloc.c (contains_replace_regs): Likewise.
8997 * rtlanal.c (jmp_uses_reg_or_mem): Likewise.
8998 * fold-const.c (fold_convert): Use "&&" for truth values.
8999 (fold): Add default case.
9000 * sdbout.c (sdbout_field_types): Fix typo in declaration.
9001 (sdbout_one_type): Add default case.
9002 * alpha.c (alpha_sa_mask): Prototype only if OPEN_VMS.
9003 (some_operand): Add default case.
9004 (input_operand): Likewise.
9005 (signed_comparison_operator): Likewise.
9006 (divmod_operator): Likewise.
9007 (alpha_set_memflags_1): Likewise.
9008 * reload1.c (reload_cse_simplify_operands): Ensure function
9009 always returns a value.
9010 * scan-decls.c (scan_decls): Likewise.
9011 * c-lex.c (skip_white_space): Fix typo in declaraion.
9012 * c-typeck.c (comp_target_types): Add parentheses around assignment
9013 used as truth value.
9014 (print_spelling): Likewise.
9015 (constructor_implicit, constructor_result): Remove unused variables.
9016 * collect2.c (scan_library): Protect prototype with
9017 #ifdef SCAN_LIBRARIES.
9018 * emit-rtl.c (find_line_note): Fix typo in declaration.
9019 * final.c (asm_insn_count): Protect prototype with
9020 #ifdef HAVE_ATTR_length.
9021 * flow.c (find_auto_inc): Protect prototype with #ifdef AUTO_INC_DEC.
9022 (try_pre_increment_1, try_pre_increment): Likewise.
9023 * regclass.c (auto_inc_dec_reg_p): Protect prototype with
9024 #ifdef FORBIDDEN_INC_DEC_CLASSES. Make return type explicit.
9025 * gcov-io.h (__store_long, __write_long, __read_long): Fix
9026 unsigned/signed comparisons.
9027 * gcov.c (read_files): Remove unused "first_type" variable.
9028 (scan _for_source_files): Initialize s_ptr.
9029 (function_summary): Eliminate "%lf" formatting, use %ld for
9031 (output_data): Initialize branch_probs and last_line_num.
9032 Eliminate "%lf" formatting, use "%ld" for longs.
9034 Fri Dec 19 17:31:11 1997 Ian Lance Taylor <ian@cygnus.com>
9036 * mips16.S: New file.
9038 * libgcc2.c (varargs): Handle mips16.
9040 * expr.c (do_tablejump): Let CASE_VECTOR_PC_RELATIVE be an
9042 * stmt.c (expand_end_case): Likewise.
9043 * alpha.h (CASE_VECTOR_PC_RELATIVE): Update.
9044 * fx80.h, gmicro.h, m68k.h, m88k.h, ns32k.h: Likewise.
9045 * rs6000.h, sh.h, tahoe.h, v850.h, vax.h: Likewise.
9047 Tue Dec 16 15:14:09 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
9049 * objc/Make-lang.in: Create runtime-info.h and libobjc_entry.o in
9050 the build directory.
9051 (libobjc.a): Update dependency list.
9052 (libobjc.dll): Likewise. Use libobjc_entry.o from the build
9054 (objc/sendmsg.o): Add -Iobjc to find runtime-info.h.
9055 (objc.mostlyclean): Remove runtime-info.h.
9057 Fri Dec 19 00:19:42 1997 Richard Henderson <rth@cygnus.com>
9059 * tree.c (build_range_type): Allow creation of ranges with no maximum.
9060 * dbxout.c (dbxout_range_type): Handle missing TYPE_MAX_VALUE.
9061 * dwarf2out.c (add_subscript_info): Likewise.
9062 * dwarfout.c (subscript_data_attribute, byte_size_attribute): Likewise.
9063 * sdbout.c (plain_type_1): Likewise.
9064 * stmt.c (pushcase_range, all_cases_count, node_has_high_bound):
9066 * fold-const.c (int_const_binop, fold_convert, make_range, fold):
9069 Thu Dec 18 17:05:10 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9071 * mips.c (fatal): Remove declaration.
9073 1997-12-18 Mark Mitchell <mmitchell@usa.net>
9075 * integrate.c (get_label_from_map): New function.
9076 (expand_inline_function): Use it. Initialize the label_map to
9077 NULL_RTX instead of gen_label_rtx.
9078 (copy_rtx_and_substitute): Use get_label_from_map.
9079 * integrate.h (get_label_from_map): New function.
9080 (set_label_from_map): New macro.
9081 * unroll.c (unroll_loop): Use them.
9082 (copy_loop_body): Ditto.
9084 Thu Dec 18 19:19:57 1997 Ian Lance Taylor <ian@cygnus.com>
9086 * mips/mips.h (INIT_SUBTARGET_OPTABS): Define if not defined.
9087 (INIT_TARGET_OPTABS): Define.
9088 * mips/ecoff.h: Include gofast.h before mips.h.
9089 (INIT_SUBTARGET_OPTABS): Define instead of INIT_TARGET_OPTABS.
9090 * mips/elf64.h: Likewise.
9091 * mips/elf.h (ASM_OUTPUT_SECTION_NAME): Define.
9093 Thu Dec 18 14:51:12 1997 Jason Merrill <jason@yorick.cygnus.com>
9095 * except.c: Remove register_exception_table{,_p}.
9097 Thu Dec 18 14:57:29 1997 Gavin Koch <gavin@cygnus.com>
9099 * unroll.c (calculate_giv_inc): Handle constant increment found in
9100 a MEM with an appropriate REG_EQUAL note.
9102 * calls.c (expand_call): Implement LOAD_ARGS_REVERSED.
9104 * dwarf2out.c (dwarf2out_frame_debug): Handle adjustments of the
9105 frame pointer in the prologue.
9107 Thu Dec 18 00:19:38 1997 Robert Lipe <robertl@dgii.com>
9109 * i386/x-sco5 (CLIB) Deleted. (ALLOCA) Added.
9110 * i386/xm-sco5.h (USE_C_ALLOCA) Added.
9112 Tue Dec 16 18:51:00 1997 Bill Moyer <billm@cygnus.com>
9114 * config/m68k/m68k.c (output_function_prologue): Typecast
9115 dwarf2out_cfi_label to (char *).
9116 * config/m68k/m68kemb.h (STARTFILE_SPEC): Redefined to "".
9118 Wed Dec 17 15:06:04 1997 Richard Henderson <rth@cygnus.com>
9120 * sparc.md (jump): Don't use the annul bit around an empty loop.
9121 Patch from Kevin.Kelly@East.Sun.COM.
9123 Wed Dec 17 00:51:36 1997 Stan Cox (scox@cygnus.com)
9125 * jump.c: (jump_optimize): Don't use the return register as a
9126 source1 of a conditional move.
9128 Tue Dec 16 23:45:40 1997 Richard Henderson <rth@cygnus.com>
9130 * sparc.c (DF_MODES): Or the mask not the bit number.
9131 (function_arg) [ARCH64]: Send unprototyped arg to fp reg first.
9133 Wed Dec 17 00:13:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
9135 * combine.c (force_to_mode): return immediately if operand is a CLOBBER.
9137 Tue Dec 16 23:44:54 1997 Manfred Hollstein <manfred@s-direktnet.de>
9139 * fixincludes (size_t): Add support for Motorola's stdlib.h
9140 which fails to provide a definition for size_t.
9141 (fabs/hypot): Provide a prototype for fabs on m88k-motorola-sysv3.
9142 (strlen,strspn,strcspn return value): Handle different layout on sysV88.
9143 (hypot): Provide a fake for hypot for m88k-motorola-sysv3.
9145 * m68k/xm-mot3300.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Define to
9146 prevent unresolved externals in libio.
9147 * m88k/xm-sysv3.h (ADD_MISSING_POSIX, ADD_MISSING_XOPEN): Likewise.
9149 Tue Dec 16 23:25:45 1997 H.J. Lu (hjl@gnu.org)
9151 * config/sparc/linux64.h (LIBGCC_SPEC): Removed.
9152 (CPP_SUBTARGET_SPEC): Add %{pthread:-D_REENTRANT}.
9153 (LIB_SPEC): Updated for glibc 2.
9155 Tue Dec 16 20:11:36 1997 Jeffrey A Law (law@cygnus.com)
9157 * ginclude/stdarg.h: Undo BeOS changes, they break hpux.
9158 * ginclude/varargs.h: Likewise.
9160 Tue Dec 16 00:32:01 1997 Jeffrey A Law (law@cygnus.com)
9162 * version.c: Bump for snapshot.
9164 Tue Dec 16 00:14:29 1997 H.J. Lu (hjl@gnu.org)
9166 * frame.h (__register_frame, __register_frame_table,
9167 __deregister_frame): New.
9168 * frame.c (__register_frame, __register_frame_table,
9169 __deregister_frame): New.
9170 * frame.c (__deregister_frame_info): Return void *.
9171 * frame.h (__deregister_frame_info): Ditto.
9172 * collect2.c (__deregister_frame_info): Ditto.
9174 Mon Dec 15 18:40:08 1997 Richard Henderson <rth@cygnus.com>
9176 * expmed.c (expand_shift): If SHIFT_COUNT_TRUNCATED, drop a SUBREG.
9178 Mon Dec 15 18:31:43 1997 Richard Henderson <rth@cygnus.com>
9180 * alpha.c (alpha_cpu_name): New variable.
9181 (alpha_mlat_string): Likewise.
9182 (alpha_memory_latency): Likewise.
9183 (override_options): Handle -mmemory-latency.
9184 (alpha_adjust_cost): Adjust load cost for latency.
9185 * alpha.h (TARGET_OPTIONS): Add meory-latency.
9186 (REGISTER_MOVE_COST): Define in terms of memory_latency. Take
9187 TARGET_CIX into account.
9188 (MEMORY_MOVE_COST): Define in terms of memory_latency.
9189 * invoke.texi (DEC Alpha Options): Document -mmemory-latency.
9191 * alpha.h (ASM_COMMENT_START): New macro.
9193 Mon Dec 15 17:48:05 1997 Richard Henderson <rth@cygnus.com>
9195 * reload.h, reload1.c (eliminate_regs), caller-save.c, dbxout.c,
9196 dwarfout.c, dwarf2out.c, reload.c, sdbout.c: Revert March 15 change.
9198 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the
9199 SUBREG_REG if the word count is unchanged.
9200 * reload1.c (eliminate_regs) [case SET]: If W_R_O, preserve
9201 subregs of identical word size for push_reload.
9203 Mon Dec 15 Mark Mitchell <mmitchell@usa.net> 11:41:32 1997
9205 * toplev.c (rest_of_compilation): Don't call save_for_inline_copy
9206 if all we're doing is dealing with -Wreturn-type.
9208 Mon Dec 15 09:44:39 1997 Richard Henderson <rth@cygnus.com>
9210 * alpha.md (zero_extendqihi2, zero_extendqisi2, zero_extendqidi2):
9211 Use and 255 instead of zapnot 1, since it schedules better.
9213 Mon Dec 15 08:48:24 1997 Jeffrey A Law (law@cygnus.com)
9215 * stmt.c (expand_asm_operands): If an ASM has no outputs, then treat
9218 Mon Dec 15 00:04:48 1997 Jeffrey A Law (law@cygnus.com)
9220 * haifa-sched.c (remove_dependencies): Set RTX_INTEGRATED_P on
9221 dependency we delete. Properly update prev for multiple consecutive
9223 (priority): Skip deleted dependence.
9225 Fri Dec 12 18:54:23 1997 Per Bothner <bothner@cygnus.com>
9227 * expr.c (expand_builtin): Support BUILT_IN_FMOD - just call fmod.
9229 Fri Dec 12 01:19:48 1997 Jason Merrill <jason@yorick.cygnus.com>
9231 * flow.c (flow_analysis): Be consistent with find_basic_blocks in
9232 determining when a new basic block starts.
9234 * alpha/osf2or3.h (LIB_SPEC): Restore missing defn.
9236 * pa.h (TEXT_SPACE_P): Use TREE_CODE_CLASS.
9237 * pa.md (iorsi3): Add missing args to *_operand calls.
9239 * except.c (call_get_eh_context): Don't mess with sequences.
9240 (emit_eh_context): Include the call in the sequence here.
9242 1997-12-11 Paul Eggert <eggert@twinsun.com>
9244 * collect2.c (write_c_file_glob): Allocate initial frame object
9245 in static storage and pass its address.
9247 Thu Dec 11 23:33:48 1997 Jason Merrill <jason@yorick.cygnus.com>
9249 * except.c (call_get_eh_context): Don't take a parm.
9250 Put the call at the top of the function.
9251 (emit_eh_context): Adjust.
9252 (get_eh_context): Replace with former use_eh_context.
9253 (get_eh_context_once, get_saved_pc_ref): Remove.
9254 (start_eh_unwinder, end_eh_unwinder, emit_unwinder): Remove.
9256 * integrate.c (expand_inline_function): Adjust.
9257 * toplev.c (rest_of_compilation): Don't call emit_unwinder.
9259 Fri Oct 10 17:58:31 CEST 1997 Marc Lehmann <pcg@goof.com>
9261 * i386/xm-go32.h (EXECUTABLE_SUFFIX): Define.
9262 (DIR_SEPARATOR, NO_SYS_SIGLIST): Likewise.
9264 Thu Dec 11 23:55:17 1997 Manfred Hollstein <manfred@s-direktnet.de>
9266 * fixincludes (strlen,strspn,strcspn return value): Handle different
9268 (hypot): Provide a fake for hypot which is broken on
9269 m88k-motorola-sysv3.
9271 Thu Dec 11 23:50:17 1997 John F. Carr <jfc@mit.edu>
9273 * tree.c, tree.h: Change tree_code_type, tree_code_length, and
9274 tree_code_name from pointers to arrays.
9275 * tree.c: Remove standard_tree_code_* variables, no longer used.
9276 * print-tree.c: Remove declaration of tree_code_name.
9278 * cp/lex.c (init_lex): Update for tree_code_* changes.
9279 * objc/objc-act.c (init_objc): Likewise.
9281 * tree.def, cp/cp-tree.def, objc/objc-tree.def: Update for tree_code
9284 Thu Dec 11 23:34:54 1997 Fred Fish <fnf@ninemoons.com>
9286 * config.sub: Add support for BeOS target.
9287 * configure.in: Likewise.
9288 * ginclude/stdarg.h: Likewise.
9289 * ginclude/stddef.h: Likewise.
9290 * ginclude/varargs.h: Likewise.
9291 * rs6000/beos.h: New file for BeOS.
9292 * rs6000/t-beos: Likewise.
9293 * rs6000/x-beos: Likewise.
9294 * rs6000/xm-beos.h: Likewise.
9295 * toplev.c (get_run_time): Just return 0 on BeOS.
9297 Thu Dec 11 23:25:23 1997 Jeffrey A Law (law@cygnus.com)
9298 Toon Moene (toon@moene.indiv.nluug.nl)
9300 * m68k.h (GO_IF_LEGITIMATE_ADDRESS): No longer cater to horribly
9301 old and broken Sun3 assemblers. Newer versions handle large
9302 offsets correctly as does the GNU assembler.
9304 Thu Dec 11 23:06:48 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
9306 * objc/objc-act.c (lang_report_error_function): Disable.
9307 * objc/objc-parse.y: Include "output.h".
9308 (yyerror): Remove redundant decl.
9309 (yyprint): Fix prototype.
9310 (apply_args_register_offset): Remove redundant decl.
9311 (get_file_function_name): Likewise.
9313 Thu Dec 11 22:02:10 1997 Jason Merrill <jason@yorick.cygnus.com>
9315 * flow.c (find_basic_blocks): A CALL_INSN that can throw starts
9317 (find_basic_blocks_1): Likewise.
9319 Thu Dec 11 21:08:48 1997 Jason Merrill <jason@yorick.cygnus.com>
9321 * except.c (use_eh_context): Don't copy_rtx a REG.
9322 (emit_throw): Lose old unwinder support.
9323 (expand_internal_throw): Likewise.
9324 * libgcc2.c (struct eh_context): Likewise.
9325 (new_eh_context): Likewise.
9326 (__get_eh_info): Lose redundant cast.
9327 (__get_dynamic_handler_chain): Likewise.
9328 (__get_saved_pc): Lose.
9329 Lose all old unwinder support code.
9331 Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>
9333 Thread-safe EH support for pthreads, DCE threads and Solaris threads.
9335 * integrate.c (expand_inline_function): If the inline fn uses eh
9336 context, make sure that the current fn has one.
9337 * toplev.c (rest_of_compilation): Call emit_eh_context.
9338 * except.c (use_eh_context): New fn.
9339 (get_eh_context_once): New fn.
9340 (call_get_eh_context): New fn.
9341 (emit_eh_context): New fn.
9342 (get_eh_context): Call either get_eh_context_once or
9343 call_get_eh_context, depending on what we have.
9344 (get_dynamic_handler_chain): Call get_eh_context_once.
9345 * except.h: Prototypes for fns above.
9346 * optabs.c (get_eh_context_libfunc): Removed.
9347 (init_optabs): Don't initialize it.
9348 * expr.h (get_eh_context_libfunc): Removed.
9349 * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT.
9350 * config/pa/pa.h (CPP_SPEC): Support for -threads.
9351 * config/pa/pa-hpux10.h (LIB_SPEC): Ditto.
9352 * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES):
9353 New multilib for -threads.
9354 * config/sparc/t-sol2: Added multilibs for -threads and
9355 made -pthreads alias to it.
9356 * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC):
9357 Added -threads and -pthreads options.
9358 * libgcc-thr.h: New file.
9359 * libgcc2.c: (__get_cpp_eh_context): Removed.
9360 (struct cpp_eh_context): Removed.
9361 (struct eh_context): Replaced cpp_eh_context with generic language
9363 (__get_eh_info): New function.
9364 (__throw): Check eh_context::info.
9366 * libgcc2.c: Include libgcc-thr.h.
9367 (new_eh_context, __get_eh_context,
9368 eh_pthread_initialize, eh_context_initialize, eh_context_static,
9369 eh_context_specific, eh_context_free): New functions.
9370 (get_eh_context, eh_context_key): New variables.
9371 (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use
9372 get_eh_context to get the context.
9373 (longjmp): Move the declaration inside
9374 #ifdef DONT_USE_BUILTIN_SETJMP.
9375 * frame.c: Include libgcc-thr.h.
9376 (object_mutex): Mutex to protect the object list.
9377 (find_fde, __register_frame, __register_frame_table,
9378 __deregister_frame): Hold the lock while accessing objects.
9379 * except.h (get_eh_context): Declare.
9380 * except.c (current_function_ehc): Define.
9381 (current_function_dhc, current_function_dcc): Removed.
9382 (get_eh_context): New function.
9383 (get_dynamic_handler_chain): Use get_eh_context.
9384 (get_saved_pc_ref): Ditto.
9385 (get_dynamic_cleanup_chain): Removed references to
9386 current_function_dcc.
9387 (save_eh_status, restore_eh_status): Save and restore
9388 current_function_ehc instead.
9389 * optabs.c (get_eh_context_libfunc): New variable.
9390 (init_optabs): Initialize it.
9391 * expr.h: Declare get_eh_context_libfunc.
9392 * function.h (struct function): Replaced dhc and dcc with ehc.
9393 * except.c (get_saved_pc_ref): New functions.
9394 (eh_saved_pc_rtx, eh_saved_pc): Deleted.
9395 (expand_internal_throw_indirect): Use get_saved_pc_ref() instead
9397 (end_eh_unwinder): Likewise.
9398 (init_eh): Remove initialization of eh_saved_pc.
9399 * optabs.c (get_saved_pc_libfunc): New variable.
9400 (init_optabs): Initialize it.
9401 * expr.h: Declare get_saved_pc_libfunc.
9402 * except.h (eh_saved_pc_rtx): Deleted.
9403 (get_saved_pc_ref): Declared.
9405 From Scott Snyder <snyder@d0sgif.fnal.gov>:
9406 * libgcc2.c (__get_saved_pc): New.
9407 (__eh_type, __eh_pc): Deleted.
9408 (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc.
9409 (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside
9412 Thu Dec 11 17:23:48 1997 John F. Carr <jfc@mit.edu>
9414 * sparc/sol2.h: Use 64 bit multiply and divide functions in
9415 Solaris libc. Define TARGET_LIVE_G0 and TARGET_BROKEN_SAVERESTORE
9418 * rtl.h (global_rtl): New variable, replacing separate variables for
9420 (const_int_rtx): Now array of rtx_def, not rtx.
9421 * emit-rtl.c: Update for new rtl data structures.
9422 * genattrtab.c: Define global_rtl.
9424 Thu Dec 11 15:50:29 1997 David Edelsohn <edelsohn@mhpcc.edu>
9426 * configure.in ({rs6000,powerpc}-*-*): Enable Haifa scheduler by
9429 Wed Dec 10 12:30:18 1997 Anthony Green <green@cygnus.com>
9431 * crtstuff.c (__do_global_ctors): Fix typo.
9433 Tue Dec 9 09:43:59 1997 Manfred Hollstein <manfred@s-direktnet.de>
9435 * toplev.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
9436 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
9438 Tue Dec 9 09:38:58 1997 David Edelsohn <edelsohn@mhpcc.edu>
9440 * rs6000.h (FUNCTION_ARG_PADDING): Define.
9441 * rs6000.c (function_arg_padding): New function.
9443 Tue Dec 9 10:34:21 1997 Manfred Hollstein <manfred@s-direktnet.de>
9445 * m68k.c: Include tree.h only once.
9447 Tue Dec 9 09:32:33 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9449 * integrate.c (save_for_inline_copying): Make a new reg_parm_stack_loc.
9451 Tue Dec 9 01:16:06 1997 Jeffrey A Law (law@cygnus.com)
9453 * Partially cleaned up prototyping code from HJ.
9454 * tree.h: Add many prototypes.
9455 * haifa-sched.c (haifa_classify_insn): Renamed from classify_insn.
9456 All references changed.
9457 * rtl.h: Protect from multiple inclusions. Add many prototypes.
9459 Tue Dec 9 01:15:15 1997 Fred Fish <fnf@ninemoons.com>
9461 * libgcc2.c (string.h): Hoist inclusion to occur before first use of
9462 string functions like strlen.
9464 Tue Dec 9 00:57:38 1997 Manfred Hollstein <manfred@s-direktnet.de>
9466 * configure.in: Check for functions getrlimit and setrlimit.
9467 * cccp.c (main): Check HAVE_GETRLIMIT and HAVE_SETRLIMIT in addition
9468 to RLIMIT_STACK to see if we can call getrlimit and setrlimit.
9470 Mon Dec 8 23:53:26 1997 Jay Sachs <sachs@bull.cs.williams.edu>
9472 * Makefile.in (compare*): Handle losing behavior from 4.4bsd make.
9474 Mon Dec 8 21:03:28 1997 Richard Henderson <rth@cygnus.com>
9476 * alpha.c (REG_RA, alpha_return_addr, output_epilog):
9479 * alpha.c (override_options): Don't know about scheduling for EV6.
9480 * alpha.md (ev5 function units): Don't overload as ev6.
9482 * alpha.c (alpha_adjust_cost): Simplify. Fix typo in ev5 mult case.
9483 * alpha.md (define_attr type): Add mvi.
9484 (ev5_e0): Define sceduling parameters for it.
9485 (TARGET_MAX insns): Type is mvi not shift.
9487 Mon Dec 8 18:15:00 1997 Richard Henderson <rth@cygnus.com>
9489 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix backported gcc-2.8 bug.
9491 Mon Dec 8 21:17:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9493 * cstamp-h, auto-config.h: Delete.
9495 Sun Dec 7 19:19:03 1997 Jeffrey A Law (law@cygnus.com)
9497 * version.c: Bump for snapshot.
9499 Sat Dec 6 22:22:22 1997 Jeffrey A Law (law@cygnus.com)
9501 * cccp.c: Fix typo brought over in merge.
9503 * Merge in changes from gcc-2.8.
9505 Mon Nov 3 05:45:32 1997 Philippe De Muyter <phdm@macqel.be>
9507 * m68k.c: Include tree.h for dwarf2out_cfi_label.
9509 * gcc.c (process_command): Do not take address of function fatal when
9510 calling lang_specific_driver.
9512 Sat Dec 6 01:02:38 1997 Mumit Khan <khan@xraylith.wisc.edu>
9514 * config/i386/cygwin32.h (DWARF2_UNWIND): Exception handling
9515 doesn't work with it yet, so set it to 0.
9516 * config/i386/xm-cygwin32.h (NO_SYS_SIGLIST): Define.
9518 Sat Dec 6 01:01:02 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
9520 * cse.c (cse_insn): Check for invalid entries when taking references.
9522 Fri Dec 5 18:26:25 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9524 * loop.c (invariant_p): Don't test flag_rerun_loop_opt.
9525 (loop_optimize, scan_loop, strength_reduce): New argument unroll_p.
9526 * toplev.c (rest_of_compilation): Pass it. Remove code to
9527 save / clear / restore flag_unroll_{,all_}loops.
9529 Fri Dec 5 16:26:03 1997 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE>
9531 * i386.c (notice_update_cc): Remove bogus pentium GCC code.
9533 Fri Dec 5 16:25:14 1997 Jeffrey A Law (law@cygnus.com)
9535 * stmt.c (warn_if_unused_value): Don't warn for TRY_CATCH_EXPR.
9537 Thu Dec 4 11:51:00 1997 Jason Merrill <jason@yorick.cygnus.com>
9539 * except.c (get_dynamic_handler_chain): Only make the call once per
9542 * except.c (expand_end_all_catch): Fix for sjlj exceptions.
9544 Thu Dec 4 12:30:40 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9546 * sh.c (final_prescan_insn): Use local label prefix
9547 when emitting .uses pseudo-ops.
9549 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
9551 * libgcc2.c (__throw): Use __builtin_return_addr instead of __eh_pc.
9552 * except.c: Lose outer_context_label_stack.
9553 (expand_eh_region_end): Rethrow from outer_context here.
9554 (expand_fixup_region_end): Let expand_eh_region_end do the rethrow.
9555 (expand_internal_throw): Take no args.
9556 (expand_internal_throw_indirect): Lose.
9557 (expand_leftover_cleanups, expand_start_all_catch): Use expand_rethrow.
9558 (expand_start_all_catch): Start a rethrow region.
9559 (expand_end_all_catch): End it.
9560 (expand_rethrow): New fn.
9561 * except.h: Reflect above changes.
9562 * flow.c: Revert change of Nov 27.
9564 Thu Dec 4 00:24:09 1997 Jeffrey A Law (law@cygnus.com)
9566 * i386/t-sol2 (CRTSTUFF_T_CFLAGS): Turn on the optimizer.
9568 Wed Dec 3 12:01:56 1997 Jason Merrill <jason@yorick.cygnus.com>
9570 * except.c (expand_fixup_region_end): New fn.
9571 (expand_fixup_region_start): Likewise.
9572 (expand_eh_region_start_tree): Store cleanup into finalization here.
9573 * stmt.c (expand_cleanups): Use them to protect fixups.
9575 Wed Dec 3 11:41:13 1997 Gavin Koch <gavin@cygnus.com>
9577 * mips/mips.md (muldi3_r4000): Broaden the output template
9578 and attribute assignments to handle three operand dmult;
9579 rename to muldi3_internal2.
9580 (muldi3): Call the new muldi3_internal2 for R4000, and
9581 any GENERATE_MULT3 chip.
9583 Tue Dec 2 19:40:43 1997 Jason Merrill <jason@yorick.cygnus.com>
9585 * stmt.c (expand_decl_cleanup): Update thisblock after eh_region_start.
9587 Tue Dec 2 12:54:33 1997 Jim Wilson <wilson@cygnus.com>
9589 * unroll.c (find_splittable_givs): Remove last change. Handle givs
9590 with a dest_reg that was created by loop.
9592 Sat Nov 29 12:44:57 1997 David Edelsohn <edelsohn@mhpcc.edu>
9594 * rs6000.c (function_arg_partial_nregs): Undo Nov. 26 patch.
9596 * rs6000/aix41.h (ASM_CPU_SPEC): Define.
9598 Fri Nov 28 10:00:27 1997 Jeffrey A Law (law@cygnus.com)
9600 * configure.in: Fix NCR entries.
9602 Thu Nov 27 12:20:19 1997 Jeffrey A Law (law@cygnus.com)
9604 * flow.c (find_basic_blocks): Handle cfg issues for rethrows and
9605 nested exceptions correctly.
9607 * unroll.c (find_splittable_givs): Don't split givs with a dest_reg
9608 that was created by loop.
9610 Thu Nov 27 09:34:58 1997 Jason Merrill <jason@yorick.cygnus.com>
9612 * expr.c (preexpand_calls): Don't look past a TRY_CATCH_EXPR.
9614 * except.c (expand_start_all_catch): One more do_pending_stack_adjust.
9616 Wed Nov 26 15:47:30 1997 Michael Meissner <meissner@cygnus.com>
9618 * rs6000.c (SMALL_DATA_REG): Register to use for small data relocs.
9619 (print_operand): Use SMALL_DATA_REG for the register involved in
9620 small data relocations.
9621 (print_operand_address): Ditto.
9623 * rs6000/linux.h (LINK_SPEC): Pass -dynamic-linker /lib/ld.so.1 if
9624 -dynamic linker is not used.
9626 * rs6000.md (call insns): For local calls, use @local suffix under
9627 System V. Don't use @plt under Solaris.
9629 * rs6000.c (output_function_profiler): Put label address in r0, and
9630 store LR in 4(sp) for System V/eabi.
9632 * rs6000.h (ASM_OUTPUT_REG_{PUSH,POP}): Keep stack aligned to 16
9633 byte boundary, and maintain stack backchain.
9635 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
9637 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
9638 fix_truncsfdi2): Change *.
9640 Wed Nov 26 11:12:26 1997 Jason Merrill <jason@yorick.cygnus.com>
9642 * toplev.c (main): Complain about -gdwarfn.
9644 Tue Nov 25 22:43:30 1997 Jason Merrill <jason@yorick.cygnus.com>
9646 * dwarfout.c (output_type): If finalizing, write out nested types
9647 of types we've already written.
9649 Tue Nov 25 20:32:24 1997 Michael Meissner <meissner@cygnus.com>
9651 (patches originally from Geoffrey Keating)
9652 * rs6000.c (function_arg): Excess floating point arguments don't
9653 go into GPR registers after exhausting FP registers under the
9655 (function_arg_partial_nregs): Ditto.
9657 * rs6000.md (call insns): If -fPIC or -mrelocatable, add @plt
9660 Tue Nov 25 23:37:27 1997 Jason Merrill <jason@yorick.cygnus.com>
9662 * integrate.c (output_inline_function): Just unset DECL_INLINE.
9664 Tue Nov 25 23:33:29 1997 scott snyder <snyder@d0sgif.fnal.gov>
9666 * dwarf2out.c (outout_call_frame_info): Ensure that the info has
9669 * libgcc2.c (__throw): Initialize HANDLER.
9671 Tue Nov 25 14:08:12 1997 Jim Wilson <wilson@cygnus.com>
9673 * mips.md (fix_truncdfsi2, fix_truncsfsi2, fix_truncdfdi2,
9674 fix_truncsfdi2): Change *X to ?*X.
9676 Tue Nov 25 10:00:42 1997 Richard Henderson (rth@cygnus.com)
9678 * alpha.h (CONST_OK_FOR_LETTER): Fix 'L' handling.
9680 Tue Nov 25 10:00:42 1997 Jeffrey A Law (law@cygnus.com)
9682 * crtstuff.c (do_global_dtors_aux): Handle multiple calls better.
9684 Tue Nov 25 01:26:55 1997 Bruno Haible <haible@ilog.fr>:
9686 * dwarf2out.c (ASM_OUTPUT_DWARF_DELTA1): Implement.
9688 Mon Nov 24 22:41:55 1997 Jason Merrill <jason@yorick.cygnus.com>
9690 * except.c (get_dynamic_handler_chain): Build up a FUNCTION_DECL.
9691 * optabs.c (init_optabs): Lose get_dynamic_handler_chain_libfunc.
9694 Sat Nov 22 18:58:20 1997 Jeffrey A Law (law@cygnus.com)
9696 * pa-hpux10.h (NEW_HP_ASSEMBLER): Define.
9697 * pa.h (LEGITIMATE_CONSTANT_P): Reject LABEL_REFs if not using
9698 gas and not using the new HP assembler.
9700 Fri Nov 21 15:20:05 1997 Jeffrey A Law (law@cygnus.com)
9702 * Makefile.in (program_transform_cross_name): Clean up "-e" confusion.
9703 (GCC_INSTALL_NAME, GCC_CROSS_NAME): Likewise.
9705 Fri Nov 21 19:37:40 1997 Andrew Cagney <cagney@b1.cygnus.com>
9707 * config/mips/elf64.h (MULTILIB_DEFAULTS): Test for
9708 TARGET_ENDIAN_DEFAULT == zero instead of testing for macro
9711 Fri Nov 21 12:49:56 1997 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de>
9713 * stmt.c (expand_end_bindings): Allow jump into block with cleanups.
9715 Fri Nov 21 12:18:51 1997 Jason Merrill <jason@yorick.cygnus.com>
9717 * except.h: Add outer_context_label_stack.
9718 * except.c: Likewise.
9719 (expand_start_all_catch): Push the outer_context for the try block
9720 onto outer_context_label_stack.
9721 (expand_end_all_catch): Use it and pop it.
9723 Fri Nov 21 10:13:11 1997 Robert Lipe (robertl@dgii.com)
9725 * i386/sco5.h (HAVE_ATEXIT): Revert last change.
9727 Thu Nov 20 16:11:50 1997 Richard Henderson <rth@cygnus.com>
9729 * alpha.c (alpha_emit_set_const_1): Handle narrow hosts better.
9731 Thu Nov 20 16:11:50 1997 Klaus Kaempf <kkaempf@progis.de>
9733 * alpha/vms.h (ASM_OUTPUT_ADDR_VEC_ELT): Add an L for the local label
9734 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
9736 Thu Nov 20 14:42:15 1997 Jason Merrill <jason@yorick.cygnus.com>
9738 * Makefile.in (LIB2FUNCS): Remove C++ memory management support.
9739 * libgcc2.c: Remove __builtin_new, __builtin_vec_new, set_new_handler,
9740 __builtin_delete, and __builtin_vec_delete.
9742 * except.c (output_exception_table): Don't bother with
9745 Thu Nov 20 16:11:50 1997 Jeffrey A Law (law@cygnus.com)
9747 * pa.md (pre_stwm, post_stwm, pre_ldwm, post_ldwm): Base register
9748 is an in/out operand.
9749 (zero extended variants of stwm/stwm patterns): Similarly.
9751 * mips/x-iris (FIXPROTO_DEFINES): Add -D_SGI_SOURCE.
9753 Thu Nov 20 13:19:32 1997 Jason Merrill <jason@yorick.cygnus.com>
9755 * dwarf2out.c (ASM_OUTPUT_DWARF_OFFSET4): Rename from VALUE4.
9757 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Use assemble_name.
9758 (output_call_frame_info): Emit a \n after using it.
9760 Thu Nov 20 00:38:46 1997 Dave Love <d.love@dl.ac.uk>
9762 * configure.in: Add AC_ARG_ENABLE for Haifa as documentation.
9764 Wed Nov 19 12:03:04 1997 Philippe De Muyter <phdm@macqel.be>
9766 * dwarf2out.c (CIE_LENGTH_LABEL, FDE_LENGTH_LABEL): New macros.
9767 (ASM_OUTPUT_DWARF_VALUE4): New macro.
9768 (ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL): Define if SET_ASM_OP is
9770 (output_call_frame_info): Do not output forward label differences
9771 if ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL is defined.
9772 * m68k/mot3300.h (SET_ASM_OP): Define when not using gas.
9774 Tue Nov 18 23:03:30 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9776 * sh.md (attribute "type"): Add nil.
9777 (movsi_ie): y/y alternative is type nil.
9778 (movsf_ie): Replace ry/yr/X alternative by r/y/X , y/r/X and y/y/X
9780 (movsf_ie+1): Delete.
9782 Tue Nov 18 15:39:59 1997 Jim Wilson <wilson@cygnus.com>
9784 * mips/mips.c (save_restore_insns): If gp_offset or fp_offset are
9785 large_int, emit two insns instead of one splitable insn.
9786 * dwarf2out.c (dwarf2out_frame_debug): When set cfa_store_offset
9787 from cfa_temp_value, use cfa_offset. Add assert checking that
9790 Mon Nov 17 15:35:38 1997 Tom Tromey <tromey@cygnus.com>
9792 * cccp.c (deps_output): Properly quote file names for make.
9794 Mon Nov 17 13:21:40 1997 Jeffrey A Law (law@cygnus.com)
9796 * t-h8300 (MULTILIB_EXCEPTIONS): Define.
9798 Fri Nov 7 15:33:11 1997 Robert Lipe (robertl@dgii.com)
9800 * i386/sco5.h (HAVE_ATEXIT): Delete definition.
9802 Sun Nov 16 23:52:48 1997 Jeffrey A Law (law@cygnus.com)
9804 * cse.c (cse_insn): Don't look at JUMP_LABEL field of a conditionl
9806 (cse_end_of_basic_block): Similarly.
9808 Sun Nov 16 23:01:40 1997 J. Kean Johnston <jkj@sco.com>
9810 * i386/sco5.h (ASM_OUTPUT_ALIGNED_BSS): Define.
9811 (SELECT_RTX_SECTION): Define.
9812 (LIBGCC_SPEC, LIB_SPEC): Do the right thing for PIC.
9814 Sun Nov 16 22:47:03 1997 Manfred Hollstein <manfred@s-direktnet.de>
9816 * Makefile.in (compare, compare-lean): Define $stage for each
9818 (gnucompare, gnucompare-lean): Likewise.
9820 Sun Nov 16 22:02:16 1997 Richard Henderson (rth@cygnus.com)
9822 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE): Fix offsets.
9824 * alpha.h (ASM_OUTPUT_ADDR_DIFF_ELT): Add an L for the local label
9825 to correspond with the change to ASM_GENERATE_INTERNAL_LABEL.
9827 Fri Nov 14 09:09:20 1997 Fred Fish (fnf@cygnus.com)
9829 * dwarfout.c (byte_size_attribute): Add local var upper_bound
9830 and add case to handle STRING_TYPE.
9831 * dwarfout.c (output_string_type_die): Fix code to generate
9832 correct string length attribute for fixed length strings.
9833 Still needs support for varying length strings.
9835 Fri Nov 14 08:46:56 1997 Jeffrey A Law (law@cygnus.com)
9837 * toplev.c (get_run_time): Do something sensible for cygwin32.
9839 Fri Nov 14 07:24:20 1997 Richard Henderson <rth@cygnus.com>
9841 * expr.c (expand_builtin_setjmp): Set
9842 current_function_has_nonlocal_label.
9843 * stupid.c (stupid_life_analysis): If has_nonlocal_label, kill
9844 call-saved registers across calls.
9846 * alpha.md (exception_receiver): Remove.
9847 (nonlocal_goto_receiver_osf): New
9848 (nonlocal_goto_receiver_vms): Renamed from nonlocal_goto_receiver.
9849 (nonlocal_goto_receiver): New, select _osf or _vms.
9851 * alpha.c (output_prolog [*]): Prefix entry labels with '$' to
9852 keep them from being propogated to the object file.
9853 (alpha_write_linkage): Likewise.
9854 * alpha.md (call_vms): Likewise.
9855 (call_value_vms): Likewise.
9856 (unnamed osf call insns): Likewise.
9858 * alpha.h (ASM_OUTPUT_INTERNAL_LABEL): Don't omit L from local label.
9859 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
9861 * alpha.c (call_operand): Any reg is valid for WinNT.
9862 * alpha.md (call_nt, call_value_nt): Don't force address into $27.
9863 (anon nt calls): Add 'R' alternative.
9864 * alpha/win-nt.h (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE,
9865 INITIALIZE_TRAMPOLINE): Handle lack of original $27 and 32-bit ptrs.
9867 Fri Nov 14 06:59:33 1997 Jeffrey A Law (law@cygnus.com)
9869 * calls.c (expand_call): Handle pcc_struct_value correctly for C++.
9871 * i386/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Delete defines.
9872 * i386/xm-mingw32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
9873 * rs6000/xm-cygwin32.h (HAVE_FILE_H, HAVE_RUSAGE): Likewise.
9875 Thu Nov 13 20:37:33 1997 Michael Meissner <meissner@tiktok.cygnus.com>
9877 * reload1.c (new_spill_reg): Improve fixed or forbidden register
9878 spill error message.
9880 Thu Nov 13 20:29:08 1997 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9882 * prefix.c: Use stdarg.h only ifdef __STDC__. Otherwise,
9883 use varargs.h. Wrap header with <>, not "".
9885 Thu Nov 13 20:21:17 1997 Jeffrey A Law (law@cygnus.com)
9887 * integrate.c (save_for_inline_copying): Add return value from
9890 Thu Nov 13 19:12:33 1997 Brendan Kehoe <brendan@cygnus.com>
9892 * fixincludes: Be a little more restrictive on what we will
9893 substitute to replace definitions of MAXINT for HPUX.
9895 Thu Nov 13 18:41:02 1997 Michael Meissner <meissner@cygnus.com>
9897 * dbxout.c (dbxout_symbol_location): Don't assume that variables
9898 whose address is the stack or argument pointers are indirect
9901 1997-11-13 Paul Eggert <eggert@twinsun.com>
9903 * cccp.c, cpplib.c (compare_defs):
9904 Don't complain about arg name respellings unless pedantic.
9905 * cpplib.c (compare_defs): Accept pfile as new arg.
9906 All callers changed.
9908 Thu Nov 13 23:33:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9910 * fold-const.c (fold_truthop): Fix bug in last change.
9912 1997-11-13 Paul Eggert <eggert@twinsun.com>
9914 Fix some confusion with IEEE minus zero.
9916 * real.h (REAL_VALUES_IDENTICAL): New macro.
9918 * expr.c (is_zeros_p): Don't consider -0.0 to be all zeros.
9919 * fold-const.c (operand_equal_p): Don't consider -0.0 to be
9921 * tree.c (simple_cst_equal): Don't consider -0.0 to have the
9922 same tree structure as 0.0.
9924 * varasm.c (immed_real_const_1): Use new REAL_VALUES_IDENTICAL
9925 macro instead of doing it by hand.
9927 Thu Nov 13 16:56:14 1997 Jeffrey A Law (law@cygnus.com)
9929 * v850/lib1funcs.asm: Minor whitespace changes.
9930 * v850.c: Fix minor formatting problems in many places.
9931 (construct_restore_jr, construct_save_jarl): Remove unwanted aborts.
9933 Thu Nov 13 12:53:44 1997 Jim Wilson <wilson@cygnus.com>
9935 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete code swapping xplus0 and
9936 xplus1 when xplus0 is not a register.
9938 Thu Nov 13 11:41:42 1997 Jeffrey A Law (law@cygnus.com)
9940 * flow.c (find_basic_blocks): During marking phase, if we encounter
9941 an insn with a REG_LABEL note, make the target block live and
9942 create an edge from the insn to the target block. Do not make
9943 edges from all blocks to the target block.
9945 * m68k/x-next (OTHER_FIXINCLUDES_DIRS): Include /NextDeveloper/Headers.
9947 * confiugre.in: Tweak NCR entries.
9948 * configure: Rebuilt.
9950 Thu Nov 13 11:07:41 1997 Michael Meissner <meissner@cygnus.com>
9952 * rs6000.c (num_insns_constant): Use REAL_VALUE_FROM_CONST_DOUBLE to
9953 pick apart floating point values, instead of using CONST_DOUBLE_LOW
9954 and CONST_DOUBLE_HIGH.
9956 * rs6000.md (define_splits for DF constants): Use the appropriate
9957 REAL_VALUE_* interface to pick apart DF floating point constants in
9958 a machine independent fashion.
9960 Thu Nov 13 00:06:58 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9962 * fold-const.c (fold_truthop): When changing a one-bit comparison
9963 against zero into a comparison against mask, do a proper sign
9966 Wed Nov 12 09:37:01 1997 Jeffrey A Law (law@cygnus.com)
9968 * except.c: Do not include "assert.h".
9969 (save_eh_status): Turn asserts into conditional aborts.
9970 (restore_eh_status, scan_region): Likewise.
9971 * dwarfout.c: Do not include "assert.h".
9972 (bit_offset_attribute): Turn asserts into conditional aborts.
9973 (bit_size_attribute, output_inlined_enumeration_type_die): Likewise.
9974 (output_inlined_structure_type_die): Likewise.
9975 (output_inlined_union_type_die): Likewise
9976 (output_tagged_type_instantiation): Likewise.
9977 (dwarfout_file_scope_decl): Likewise.
9978 * dwarf2out.c: Do not include "assert.h"
9979 (expand_builtin_dwarf_reg_size): Turn asserts into conditional aborts.
9980 (reg_save, initial_return_save, dwarf2out_frame_debug): Likewise.
9981 (add_child_die, modified_type_die, add_bit_offset_attribute): Likewise.
9982 (add_bit_size_attribute, scope_die_for): Likewise.
9983 (output_pending_types_for_scope): Likewise.
9984 (get_inlined_enumeration_type_die): Likewise.
9985 (get_inlined_structure_type_die): Likewise.
9986 (get_inlined_union_type_die, gen_subprogram_die): Likewise.
9987 (gen_tagged_type_instantiation_die): Likewise.
9989 * flow.c (find_basic_blocks): Refine further to get a more correct
9990 cfg, especially in the presense of exception handling, computed
9991 gotos, and other non-trivial cases. Call abort if an inaccuracy
9992 is detected in the cfg.
9994 Tue Nov 11 21:47:27 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
9996 * glimits.h (SHRT_MIN): Define in a way suitable for 16 bit hosts.
9998 * c-lex.c (whitespace_cr, skip_white_space_on_line): New functions.
9999 (skip_white_space): Use whitespace_cr.
10000 (check_newline): Handle whitespace more consistently.
10002 Tue Nov 11 16:25:49 1997 Jim Wilson <wilson@cygnus.com>
10004 * i386/cygwin32.h (CPP_PREDEFINES): Delete -DPOSIX.
10005 * i386/xm-cygwin32.h (POSIX): Define.
10007 Mon Nov 10 20:53:11 1997 Gavin Koch <gavin@cygnus.com>
10009 * config/mips/mips.h (MASK_DEBUG_H): Set to zero, so this bit
10010 is available elsewhere.
10012 Mon Nov 10 16:21:58 1997 Doug Evans <devans@canuck.cygnus.com>
10014 * sparc/sparc.md (mov[sdt]f_const_insn): Fix condition to match
10015 what the instruction can handle.
10017 Mon Nov 10 03:02:19 1997 Jason Merrill <jason@yorick.cygnus.com>
10019 * stmt.c (expand_decl_cleanup_no_eh): New fn.
10021 * except.c (expand_leftover_cleanups): do_pending_stack_adjust.
10023 Mon Nov 10 00:05:56 1997 Jeffrey A Law (law@cygnus.com)
10025 * alias.c (MAX_ALIAS_LOOP_PASSES): Define.
10026 (init_alias_analysis): Break out of loops after MAX_ALIAS_LOOP_PASSES.
10028 Sun Nov 9 14:34:47 1997 David Edelsohn <edelsohn@mhpcc.edu>
10030 * rs6000.md (lshrdi3_power): Delete '&' from first alternative and
10031 swap instruction order.
10033 Sun Nov 9 02:07:16 1997 Jeffrey A Law (law@cygnus.com)
10035 * fixinc.svr4 (__STDC__): Add another case.
10037 Sun Nov 9 02:00:29 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10039 * a29k.h (ELIGIBLE_FOR_EPILOGUE_DELAY): Avoid loads from varying
10040 addresses in the epilogue delay slot.
10042 Sun Nov 9 01:40:40 1997 Manfred Hollstein (manfred@s-direktnet.de)
10044 * m88k/dgux.h (ASM_CPU_SPEC): Reformatted to suppress wrong whitespace
10045 in generated `specs' file.
10047 Sun Nov 9 01:37:11 1997 Jim Wilson (wilson@cygnus.com)
10049 * flags.h (flag_rerun_loop_opt): Declare.
10050 * loop.c (invariant_p, case LABEL_REF): Check flag_rerun_loop_opt.
10051 * toplev.c (flag_rerum_loop_opt): Delete static.
10053 Sat Nov 8 18:20:21 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10055 Bring over from FSF:
10057 Thu Oct 30 12:21:06 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10059 * va-sh.h (__va_arg_sh1): Define.
10061 SH3E doesn't use any integer registers for subsequent arguments
10062 once a non-float value was passed in the stack.
10063 * sh.c (machine_dependent_reorg): If optimizing, put explicit
10064 alignment in front label for ADDR_DIFF_VEC.
10065 * sh.h (PASS_IN_REG_P): Fix SH3E case.
10066 (ADJUST_INSN_LENGTH): If not optimizing, add two extra bytes length.
10068 Tue Oct 28 15:06:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10070 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Undefine before including
10073 Mon Oct 27 16:11:52 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10075 * sh.c (machine_dependent_reorg): When -flag_delayed_branches,
10076 put an use_sfunc_addr before each sfunc.
10077 * sh.md (use_sfunc_addr, dummy_jump): New insns.
10078 (casesi): For TARGET_SH2, emit a dummy_jump after LAB.
10080 Tue Oct 21 07:12:28 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10082 * sh/elf.h (PREFERRED_DEBUGGING_TYPE): Don't redefine.
10084 Fri Nov 7 10:22:24 1997 Jason Merrill <jason@yorick.cygnus.com>
10086 * frame.c (add_fdes, count_fdes): Go back to checking pc_begin for
10089 Wed Nov 5 14:26:05 1997 Jeffrey A Law (law@cygnus.com)
10091 * alias.c (find_base_value): Only return the known base value for
10094 Wed Nov 5 11:27:14 1997 Jim Wilson <wilson@cygnus.com>
10096 * i386.c (load_pic_register): Call prologue_get_pc_and_set_got.
10097 * i386.md (prologue_set_got, prologue_get_pc): Add UNSPEC_VOLATILE
10099 (prologue_get_pc_and_set_got): New pattern.
10101 Tue Nov 4 20:36:50 1997 Richard Henderson (rth@cygnus.com)
10103 * alpha.c (summarize_insn): Handle ASM_OPERANDS. Don't recurse
10104 for SUBREG, just fall through.
10106 * alpha.c (alpha_handle_trap_shadows): Init sum.defd to zero.
10108 * alpha.md (attr trap): Make TRAP_YES non-zero for sanity's sake.
10110 Tue Nov 4 18:49:42 1997 Jeffrey A Law (law@cygnus.com)
10112 * fixincludes: Fix "hypot" prototype in NeXT math.h.
10114 * Makefile.in (USE_ALLOCA): Always include alloca.o.
10115 (USE_HOST_ALLOCA): Likewise.
10117 * rtl.def (CODE_LABEL): Use separate fields for LABEL_NUSES
10118 and LABEL_REFS fields.
10119 * rtl.h (LABEL_REFS): Update.
10121 Tue Nov 4 16:55:11 1997 Jim Wilson <wilson@cygnus.com>
10123 * combine.c (try_combine): When setting elim_i2, check whether newi2pat
10124 sets i2dest. When calling distribute_notes for i3dest_killed, pass
10125 elim_i2 and elim_i1. When setting elim_i1, check if newi2pat
10128 * mips.md (insv, extzv, extv): Add change_address call.
10129 (movsi_ulw, movsi_usw): Change QImode to BLKmode in pattern.
10131 * integrate.c (save_for_inline_copying): Copy parm_reg_stack_loc.
10133 * reload.c (find_reloads, case 'm' and 'o'): Reject HIGH constants.
10135 * mips.c (mips_expand_epilogue): Emit blockage insn before call to
10136 save_restore_insns if no FP and GP will be restored.
10138 * dwarf2out.c (expand_builtin_dwarf_reg_size): New variable mode.
10139 Convert CCmode to word_mode before calling GET_MODE_SIZE.
10141 * acconfig.h (HAVE_INTTYPES_H): Undef.
10142 * configure.in (inttypes.h): Check for conflicts between sys/types.h
10143 and inttypes.h, and verify that intmax_t is defined.
10144 * config/mips/x-iris (CC, OPT, OLDCC): Comment out.
10145 * config/mips/x-iris3: Likewise.
10147 Tue Nov 4 16:07:15 1997 Jeffrey A Law (law@cygnus.com)
10149 * alias.c (find_base_value): When copying arguments, return the
10150 tenative value for a hard register.
10152 Tue Nov 4 13:40:35 1997 Doug Evans <devans@canuck.cygnus.com>
10154 * c-lex.c (MULTIBYTE_CHARS): #undef if cross compiling.
10155 (yylex): Record wide strings using target endianness, not host.
10157 Tue Nov 4 13:13:12 1997 Jeffrey A Law (law@cygnus.com)
10159 * mn10200.h (ASM_OUTPUT_BSS): Delete.
10160 (ASM_OUTPUT_ALIGNED_BSS): New macro
10161 * mn10300.h (ASM_OUTPUT_BSS): Delete.
10162 (ASM_OUTPUT_ALIGNED_BSS): New macro.
10163 * v850.h (ASM_OUTPUT_BSS): Delete.
10164 (ASM_OUTPUT_ALIGNED_BSS): New macro.
10166 Tue Nov 4 00:55:48 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10168 * profile.c (branch_prob): Insert an insn after a NOTE_INSN_SETJMP.
10170 Mon Nov 3 14:36:50 1997 Jeffrey A Law (law@cygnus.com)
10172 * configure.in (sco5): Use cpio to install header files.
10174 Sun Nov 2 23:31:43 1997 Manfred Hollstein <manfred@s-direktnet.de>
10176 * aclocal.m4 (conftestdata_from, conftestdata_to): Names shortened to
10178 * configure: Rebuild.
10180 Sun Nov 2 19:44:00 1997 Robert Lipe (robertl@dgii.com)
10182 * i386/sco5.h: enable -gstabs once again.
10184 Sun Nov 2 19:27:21 1997 Jeffrey A Law (law@cygnus.com)
10186 * arm.c (output_move_double): Allocate 3 entries in otherops array.
10188 Sat Nov 1 21:43:00 1997 Mike Stump (mrs@wrs.com)
10190 * except.c (expand_ex_region_start_for_decl): Emit EH_REGION_BEG
10191 notes for sjlj exceptions too.
10192 (expand_eh_region_end): Similarly for EH_REGION_END notes.
10193 (exception_optimize): Optimize EH regions for sjlj exceptions too.
10194 * final.c (final_scan_insn): Don't output labels for EH REGION
10195 notes if doing sjlj exceptions.
10197 Sat Nov 1 19:15:28 1997 Jeffrey A Law (law@cygnus.com)
10199 * alias.c (init_alias_analysis): Handle -fno-alias-check when
10200 optimizing correctly.
10202 * expr.c (expand_builtin_setjmp): Don't emit a SETJMP note
10203 or set current_function_calls_setjmp anymore.
10205 * flow.c (find_basic_blocks): If we delete the label for an
10206 exception handler, remove it from the EH label list and remove
10207 the EH_BEGIN/EH_END notes for that EH region.
10209 Sat Nov 1 16:44:49 1997 Jason Merrill (jason@cygnus.com)
10211 * flow.c (find_basic_blocks): Generate correct flow control
10212 information when exception handling notes are present.
10214 Sat Nov 1 13:42:19 1997 Jeffrey A Law (law@cygnus.com)
10216 * dwarf2out.c (output_call_frame_info): Fix length argument
10217 to ASM_OUTPUT_ASCII.
10218 (output_die, output_pubnames, output_line_info): Likewise.
10220 Fri Oct 31 07:10:09 1997 Jeffrey A Law (law@cygnus.com)
10222 * version.c: Bump for snapshot.
10224 * dwarf2out.c (output_call_frame_info): Use ASM_OUTPUT_ASCII to
10225 output ASCII by default. Only use ASM_OUTPUT_DWARF_STRING if
10226 flag_debug_asm is on.
10227 (output_die, output_pubnames, output_line_info): Likewise.
10229 * alias.c (init_alias_analysis): Add struct_value_incoming_rtx
10230 and static_chain_rtx into the potential base values array if
10231 they are registers.
10233 * alias.c (new_reg_base_value): New array of potential base values.
10234 (unique_id): Now file scoped static.
10235 (find_base_value, case REG): Return the value in reg_base_value
10236 array for the REG if it exists. Else, return the value from
10237 new_reg_base_value if copying args and REG is a hard register.
10238 (find_base_value, case PLUS): If either operand of the PLUS is
10239 a REG, try to get its base value. Handle base + index and
10241 (record_set): Use new_reg_base_value instead of reg_base_value.
10242 (init_alias_analysis): Allocate space for new_reg_base_value too.
10243 Rework code to iterate over the insns propagating base value
10244 information until nothing changes.
10246 * global.c (global_alloc): Free the conflict matrix after
10247 reload has finished.
10249 Fri Oct 31 01:45:31 1997 Jason Merrill <jason@yorick.cygnus.com>
10251 * libgcc2.c (L_eh): Define __eh_pc.
10252 Replace __eh_type with generic pointer __eh_info.
10254 Fri Oct 31 00:34:55 1996 J"orn Rennecke <amylaar@cygnus.co.uk>
10256 * expr.c (expand_increment): When enqueing a postincrement for a MEM,
10257 use copy_to_reg if address is not a general_operand.
10259 Fri Oct 31 00:16:55 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10261 * profile.c (output_func_start_profiler): Clear flag_inline_functions
10262 for the duration of the call to rest_of_compilation.
10264 Thu Oct 30 14:40:10 1997 Doug Evans <devans@canuck.cygnus.com>
10266 * configure.in (sparc-*-elf*): Use sparc/elf.h, sparc/t-elf.
10268 (sparc*-*-*): Recognize --with-cpu=v9.
10269 * sparc/elf.h: New file.
10270 * sparc/t-elf: New file.
10272 Thu Oct 30 13:26:12 1997 Jeffrey A Law (law@cygnus.com)
10274 * mn10300.c (const_8bit_operand): New function.
10275 (mask_ok_for_mem_btst): New funtion.
10276 * mn10300.md (btst patterns with mem operands): Use new functions
10277 to avoid creating btst instructions with invalid operands.
10279 Wed Oct 29 16:57:19 1997 Michael Meissner <meissner@cygnus.com>
10281 * rs6000/xm-sysv4.h: Include xm-linux.h instead of xm-svr4.h if we
10282 are running on PowerPC Linux.
10284 Wed Oct 29 13:10:11 1997 Gavin Koch <gavin@cygnus.com>
10286 * config/mips/elf64.h (PREFERRED_DEBUGGING_TYPE): Only define
10287 if not previously defined.
10289 Tue Oct 28 23:55:27 1997 Doug Evans (devans@cygnus.com)
10291 * function.c (assign_parms): Correct mode of stack_parm if
10292 entry_parm underwent a mode conversion.
10294 1997-10-28 Brendan Kehoe <brendan@lisa.cygnus.com>
10296 * global.c (global_alloc): Use xmalloc instead of alloca for
10297 CONFLICTS, since max_allocno * allocno_row_words alone can be more
10298 than 2.5Mb sometimes.
10300 Tue Oct 28 15:29:15 1997 Richard Henderson <rth@cygnus.com>
10302 * reload1.c (eliminate_regs [SET]): If [SUBREG] widened the mode of
10303 DEST for the spill, adjust mode of SRC to compensate.
10305 Tue Oct 28 14:36:45 1997 Richard Henderson <rth@cygnus.com>
10307 * alpha.md (reload_inqi): Check for MEM before strict_memory_address_p,
10308 since any_memory_operand() allows pseudos during reload.
10309 (reload_inhi, reload_outqi, reload_outhi): Likewise.
10311 Tue Oct 28 11:53:14 1997 Jim Wilson <wilson@cygnus.com>
10313 * m68k.md (btst patterns): Add 5200 support.
10315 Tue Oct 28 11:58:40 1997 Toon Moene <toon@moene.indiv.nluug.nl>
10317 * fold-const.c (fold): For ((a * C1) / C3) or (((a * C1) + C2) / C3)
10318 optimizations, look inside dividend to determine if the expression
10319 can be simplified by using EXACT_DIV_EXPR.
10321 Tue Oct 28 10:19:01 1997 Jason Merrill <jason@yorick.cygnus.com>
10324 * dwarf2out.c (output_call_frame_info): Use l1 instead of ".".
10326 Tue Oct 28 00:32:14 1997 Richard Henderson <rth@cygnus.com>
10328 * alpha.c (summarize_insn [SUBREG]): Propogate SET.
10330 Mon Oct 27 23:59:26 1997 Richard Henderson <rth@cygnus.com>
10332 * alpha.c (alpha_handle_trap_shadows): Don't call get_attr_trap
10335 Mon Oct 27 21:25:20 1997 Richard Henderson <rth@cygnus.com>
10337 * alpha.md (movqi, movhi): Make sure new insns created during reload
10338 won't need reloading themselves.
10339 (reload_inqi, reload_inhi, reload_outqi, reload_outhi): Likewise.
10341 Mon Oct 27 16:11:10 1997 Jeffrey A Law (law@cygnus.com)
10343 * mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Disable reg+reg.
10345 Sun Oct 26 13:50:44 1997 Richard Henderson <rth@cygnus.com>
10347 * alpha.c (alpha_sa_mask [VMS]): Don't include $26 in the mask.
10348 Patch from Klaus Kaempf <kkaempf@progis.de>.
10350 Sun Oct 26 13:31:47 1997 Jim Wilson (wilson@cygnus.com)
10352 * expr.c (expand_expr, case INDIRECT_REF): Optimize a reference
10353 to an element in a constant string.
10355 Sun Oct 26 11:41:49 1997 Jason Merrill <jason@yorick.cygnus.com>
10357 * dwarf2out.c (output_call_frame_info): The CIE pointer is now a 32
10358 bit PC-relative offset. The exception range table pointer is now in
10360 * frame.c (dwarf_cie, dwarf_fde): Rename CIE_pointer to CIE_delta.
10361 (count_fdes, add_fdes, get_cie): Adjust.
10362 (cie_info, extract_cie_info, __frame_state_for): Adjust eh_ptr uses.
10365 * frame.c (count_fdes, add_fdes): Skip linked once FDE entries.
10367 Sun Oct 26 11:52:01 1997 Richard Henderson <rth@cygnus.com>
10369 * alias.c (memrefs_conflict_p): Treat arg_pointer_rtx just
10370 like stack_pointer_rtx.
10372 Sun Oct 26 11:32:16 1997 Manfred Hollstein <manfred@s-direktnet.de>
10374 * Makefile.in (bootstrap-lean): Combined with `normal' bootstrap
10375 targets using "$@" to provide support for similar but not identical
10376 targets without having to duplicate code.
10377 (bootstrap4): New goal.
10379 * Makefile.in (compare, compare-lean, compare3): Combined to one
10380 ruleset determining actions to be performed via $@.
10381 (compare4, compare4-lean): New targets.
10382 (gnucompare, gnucompare3): Combined to one ruleset determining
10383 actions to be performed via $@. Also, note which files failed
10384 the comparison test in .bad_compare.
10385 (gnucompare-lean, gnucompare3-lean, gnucompare4-lean): New targets.
10387 Sun Oct 26 10:06:11 1997 Toon Moene <toon@moene.indiv.nluug.nl>
10389 * fold-const (fold): Also simplify FLOOR_DIV_EXPR to EXACT_DIV_EXPR
10390 if the dividend is a multiple of the divisor.
10392 Sun Oct 26 09:21:40 1997 Jeffrey A Law (law@cygnus.com)
10394 * Makefile.in (LIBGCC2_CFLAGS): Add -fexceptions.
10396 * alias.c (find_base_term): Handle PRE_INC, PRE_DEC, POST_INC,
10399 * alias.c (true_dependence): Fix typo.
10401 * toplev.c (flag_rerun_loop_opt): New variable.
10402 (f_options): Handle -frerun-loop-opt.
10403 (rest_of_compilation): If -frerun-loop-opt, then run the loop
10405 (main): Enable -frerun-loop-opt by default for -O2 or greater.
10407 * loop.c (simplify_giv_expr): Adding two invariants results
10410 Sun Oct 26 09:15:15 1997 Richard Henderson <rth@cygnus.com>
10412 * expr.c (get_inner_reference): Remove the array bias after
10413 converting the index to Pmode.
10415 Sat Oct 25 12:20:58 1997 Jeffrey A Law (law@cygnus.com)
10417 * mn10300.h (TARGET_SWITCHES): Add -mmult-bug and -mno-mult-bug.
10418 (TARGET_MULT_BUG): Define.
10419 (TARGET_DEFAULT): Default to TARGET_MULT_BUG.
10420 * mn10300.md (mulsi3): Handle TARGET_MULT_BUG.
10422 Fri Oct 24 17:40:34 1997 Jeffrey A Law (law@cygnus.com)
10424 * mn10200.c (indirect_memory_operand): Delete unused function.
10425 * mn10200.h (EXTRA_CONSTRAINT): Handle 'R'.
10426 * mn10200.md (bset, bclr insns): Handle output in a reg too.
10428 Fri Oct 24 15:54:57 1997 Richard Henderson <rth@cygnus.com>
10430 * alpha.md (call patterns): Revert Oct 16 change; if we are to elide
10431 the callee's ldgp, we must do it ourselves, and we use the jsr tag
10432 for more than scheduling.
10434 Fri Oct 24 13:23:04 1997 Doug Evans <devans@canuck.cygnus.com>
10436 * sparc/sparc.h (ASM_SPEC): Delete asm_arch.
10438 Fri Oct 24 13:19:40 1997 Jeffrey A Law (law@cygnus.com)
10440 * mn10300.c (symbolic_operand, legitimize_address): New functions.
10441 * mn10300.h (LEGITIMIZE_ADDRESS): Call legitimize_address.
10442 (GO_IF_LEGITIMATE_ADDRESS): Don't allow base + symbolic.
10444 Thu Oct 23 09:35:12 1997 Jeffrey A Law (law@cygnus.com)
10446 * version.c: Bump for snapshot.
10448 Thu Oct 23 08:03:59 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10450 * dbxout.c (dbxout_start_new_source_file): Use output_quoted_string
10453 Wed Oct 22 00:34:12 1997 Jeffrey A Law (law@cygnus.com)
10455 * toplev.c (flag_exceptions): Default value is 2.
10456 (compile_file): If flag_exceptions still has the value 2, then
10459 * rs6000.c (struct machine_function): Add pic_offset_table_rtx.
10460 (rs6000_save_machine_status): Save pic_offset_table_rtx.
10461 (rs6000_restore_machine_status: Restore pic_offset_table_rtx.
10463 * local-alloc.c (block_alloc): Don't lose if two SCRATCH expressions
10466 * rs6000.md (*movsi_got_internal_mem): New pattern.
10467 (*movsi_got_internal_mem splitter): New define_split.
10469 Tue Oct 21 18:14:03 1997 Jim Wilson <wilson@cygnus.com>
10471 * obstack.h (obstack_empty_p): Fix spurious space after backslash.
10473 Tue Oct 21 18:34:01 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
10475 * rs6000.c: Avoid creating a stack frame under SYSV ABI if we
10476 only need to save LR.
10478 Tue Oct 21 10:06:40 1997 Jeffrey A Law (law@cygnus.com)
10480 * mn10300.md (movqi, movhi): Avoid using address registers as
10481 destinations unless absolutely necessary.
10483 * mn10200.c (expand_prologue): Fix typo.
10485 * mn10200.h (GO_IF_LEGITIMATE_ADDRESS): Do not allow indexed
10487 * mn10200.md (neghi2): Provide an alternative which works if
10488 the input and output register are the same.
10490 * mn10300.c (print_operand): Handle 'S'.
10491 * mn10300.md (ashlsi3, lshrsi3, ashrsi3): Use %S for
10492 shift amount in last alternative
10494 * mn10300.c (expand_epilogue): Rework to handle register restores
10495 in "ret" and "retf" instructions correctly.
10497 Mon Oct 20 16:47:08 1997 Jim Wilson <wilson@cygnus.com>
10499 * expmed.c (extract_bit_field): Don't make flag_force_mem disable
10500 extzv for memory operands.
10502 * cse.c (simplify_ternary_operation, case IF_THEN_ELSE): Collapse
10503 redundant conditional moves to single operand.
10505 Mon Oct 20 15:30:26 1997 Nick Clifton <nickc@cygnus.com>
10507 * v850.h: Move define of __v850__ from CPP_PREDEFINES
10510 * xm-v850.h: Use __v850 rather than __v850__ to
10511 identify v850 port.
10513 Mon Oct 20 14:15:02 1997 Jim Wilson <wilson@cygnus.com>
10515 * mips/mips.c (compute_frame_size): Not a leaf function if
10518 Mon Oct 20 14:16:38 1997 Geoffrey KEATING <geoffk@ozemail.com.au>
10520 * rs6000/t-ppccomm: Use -msdata=none for crtstuff.
10522 Mon Oct 20 12:28:17 1997 Doug Evans <devans@canuck.cygnus.com>
10524 * sparc/sparc.h (SPARC_V9,SPARC_ARCH64): Delete.
10525 (DEFAULT_ARCH32_P): New macro.
10526 (TARGET_ARCH{32,64}): Allow compile time or runtime selection.
10527 (enum cmodel): Declare.
10528 (sparc_cmodel_string,sparc_cmodel): Declare.
10529 (SPARC_DEFAULT_CMODEL): Provide default.
10530 (TARGET_{MEDLOW,MEDANY}): Renamed to TARGET_CM_{MEDLOW,MEDANY}.
10531 (TARGET_FULLANY): Deleted.
10532 (TARGET_CM_MEDMID): New macro.
10533 (CPP_CPU_DEFAULT_SPEC): Renamed from CPP_DEFAULT_SPEC.
10534 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
10535 (CPP_PREDEFINES): Take out stuff now handled by %(cpp_arch).
10536 (CPP_SPEC): Rewrite.
10537 (CPP_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
10538 (CPP_{ENDIAN,SUBTARGET}_SPEC): New macros.
10539 (ASM_ARCH{,32,64,_DEFAULT}_SPEC): New macros.
10540 (ASM_SPEC): Add %(asm_arch).
10541 (EXTRA_SPECS): Rename cpp_default to cpp_cpu_default.
10542 Rename asm_default to asm_cpu_default.
10543 Add cpp_arch32, cpp_arch64, cpp_arch_default, cpp_arch, cpp_endian,
10544 cpp_subtarget, asm_arch32, asm_arch64, asm_arch_default, asm_arch.
10545 (NO_BUILTIN_{PTRDIFF,SIZE}_TYPE): Define ifdef SPARC_BI_ARCH.
10546 ({PTRDIFF,SIZE}_TYPE): Provide 32 and 64 bit values.
10547 (MASK_INT64,MASK_LONG64): Delete.
10548 (MASK_ARCH64): Renamed to MASK_64BIT.
10549 (MASK_{MEDLOW,MEDANY,FULLANY,CODE_MODEL}): Delete.
10550 (EMBMEDANY_BASE_REG): Renamed from MEDANY_BASE_REG.
10551 (TARGET_SWITCHES): Always provide 64 bit options.
10552 (ARCH64_SWITCHES): Delete.
10553 (TARGET_OPTIONS): New option -mcmodel=.
10554 (INT_TYPE_SIZE): Always 32.
10555 (MAX_LONG_TYPE_SIZE): Define ifdef SPARC_BI_ARCH.
10556 (INIT_EXPANDERS): sparc64_init_expanders renamed to sparc_init_....
10557 (FUNCTION_{,BLOCK_}PROFILER): Delete TARGET_EMBMEDANY support.
10558 (PRINT_OPERAND_PUNCT_VALID_P): Add '_'.
10559 * sparc/linux-aout.h (CPP_PREDEFINES): Take out stuff handled by
10561 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10562 * sparc/linux.h: Likewise.
10563 * sparc/linux64.h (SPARC_V9,SPARC_ARCH64): Delete.
10564 (ASM_CPU_DEFAULT_SPEC): Renamed from ASM_DEFAULT_SPEC.
10565 (TARGET_DEFAULT): Delete MASK_LONG64, MASK_MEDANY, add MASK_64BIT.
10566 (SPARC_DEFAULT_CMODEL): Define.
10567 (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
10568 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10569 (LONG_DOUBLE_TYPE_SIZE): Define.
10570 (ASM_SPEC): Add %(asm_arch).
10571 * sparc/sol2.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
10572 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10573 (TARGET_CPU_DEFAULT): Add ultrasparc case.
10574 * sparc/sp64-aout.h (SPARC_V9,SPARC_ARCH64): Delete.
10575 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT.
10576 (SPARC_DEFAULT_CMODEL): Define.
10577 * sparc/sp64-elf.h (SPARC_V9,SPARC_ARCH64): Delete.
10578 (TARGET_DEFAULT): MASK_ARCH64 renamed to MASK_64BIT. Delete
10579 MASK_LONG64, MASK_MEDANY.
10580 (SPARC_DEFAULT_CMODEL): Define.
10581 (CPP_PREDEFINES): Delete.
10582 (CPP_SUBTARGET_SPEC): Renamed from CPP_SPEC.
10583 (ASM_SPEC): Add %(asm_arch).
10584 (LONG_DOUBLE_TYPE_SIZE): Define.
10585 (DWARF2_DEBUGGING_INFO): Define.
10586 * sparc/splet.h (CPP_SPEC): Delete.
10587 * sparc/sysv4.h (CPP_PREDEFINES): Take out stuff handled by CPP_SPEC.
10588 (FUNCTION_BLOCK_PROFILER): Delete TARGET_EMBMEDANY support.
10589 (BLOCK_PROFILER): Likewise.
10590 * sparc/sparc.c (sparc_cmodel_string,sparc_cmodel): New globals.
10591 (sparc_override_options): Handle code model selection.
10592 (sparc_init_expanders): Renamed from sparc64_init_expanders.
10593 * sparc/sparc.md: TARGET_<code_model> renamed to TARGET_CM_....
10594 TARGET_MEDANY renamed to TARGET_CM_EMBMEDANY.
10595 (sethi_di_embmedany_{data,text}): Renamed from sethi_di_medany_....
10596 (sethi_di_fullany): Delete.
10598 Mon Oct 20 02:00:18 1997 Klaus Kaempf <kkaempf@progis.de>
10599 Jeff Law <law@cygnus.com>
10600 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10602 * alpha/vms.h (DIVSI3_LIBCALL): OTS$ functions are upper case.
10603 (DIVDI3_LIBCALL, UDIVSI3_LIBCALL, UDIVDI3_LIBVALL): Likewise.
10604 (MODSI3_LIBCALL, MODDI3_LIBCALL): Likewise.
10605 (UMODSI3_LIBCALL, UMODDI3_LIBCALL): Likewise.
10606 * alpha/alpha.md (arg_home): Likewise.
10608 * alpha/alpha.c (vmskrunch): Delete
10609 * alpha/vms.h (ENCODE_SECTION_INFO, ASM_DECLARE_FUNCTION_NAME): Delete.
10610 * alpha.c (output_prolog, VMS): Use alloca for entry_label and don't
10611 truncate to 64 characters.
10613 * make-l2.com: Support openVMS/Alpha.
10615 * vmsconfig.com: Fix to work on openVMS/Alpha and openVMS/VAX.
10617 Sun Oct 19 19:00:35 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
10619 * longlong.h (count_leading_zeros): Add missing casts to USItype.
10621 Sun Oct 19 18:44:06 1997 Jeffrey A Law (law@cygnus.com)
10623 * i386/bsd386.h (ASM_COMMENT_START): Define.
10625 Sat Oct 18 13:47:15 1997 Jason Merrill <jason@yorick.cygnus.com>
10627 * tree.c (restore_tree_status): Also free up temporary storage
10628 when we finish a toplevel function.
10629 (dump_tree_statistics): Print stats for backend obstacks.
10631 Sat Oct 18 12:47:31 1997 Doug Evans <dje@canuck.cygnus.com>
10633 * expr.c (use_group_regs): Don't call use_reg for MEMs.
10635 Sat Oct 18 09:49:46 1997 Jason Merrill <jason@yorick.cygnus.com>
10637 * libgcc2.c (__throw): Don't copy the return address.
10638 * dwarf2out.c (expand_builtin_dwarf_reg_size): Ignore return address.
10640 * except.c (exceptions_via_longjmp): Initialize to 2 (uninitialized).
10641 * toplev.c (main): Initialize exceptions_via_longjmp.
10643 * tree.c: Add extra_inline_obstacks.
10644 (save_tree_status): Use it.
10645 (restore_tree_status): If this is a toplevel inline obstack and we
10646 didn't want to save anything on it, recycle it.
10647 (print_inline_obstack_statistics): New fn.
10648 * function.c (pop_function_context_from): Pass context to
10649 restore_tree_status.
10650 * obstack.h (obstack_empty_p): New macro.
10652 Sat Oct 18 00:43:59 1997 Jeffrey A Law (law@cygnus.com)
10654 * i386/freebsd.h (ASM_COMMENT_START): Fix.
10656 Fri Oct 17 23:48:52 1997 Jim Wilson (wilson@cygnus.com)
10658 * v850.c (ep_memory_offset): New function.
10659 (ep_memory_operand, substitute_ep_register, v850_reorg): Call it.
10661 * v850.h (CONST_OK_FOR_*): Add and correct comments.
10662 (CONSTANT_ADDRESS_P): Add comment.
10663 (EXTRA_CONSTRAINT): Define 'U'.
10664 * v850.md: Add comments on bit field instructions.
10665 (addsi3): Delete &r/r/r alternative. Add r/r/U alternative.
10666 (lshrsi3): Use N not J constraint.
10668 * v850.md (v850_tst1+1): New define_split for tst1 instruction.
10670 * v850.c (reg_or_0_operand): Call register_operand.
10671 (reg_or_int5_operand): Likewise.
10672 * v850.h (MASK_BIG_SWITCH, TARGET_BIG_SWITCH): New macros.
10673 (TARGET_SWITCHES): Add "big-switch".
10674 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT, CASE_VECTOR_MODE,
10675 ASM_OUTPUT_BEFORE_BASE_LABEL): Add support for TARGET_BIG_SWITCH.
10676 (CASE_DROPS_THROUGH): Comment out.
10677 (CASE_VECTOR_PC_RELATIVE, JUMP_TABLES_IN_TEXT_SECTION): Define.
10678 * v850.md (cmpsi): Delete compare mode.
10679 (casesi): New pattern.
10681 * v850.h (CONST_OK_FOR_N): Delete redundant compare against zero.
10682 * v850.md (ashlsi3): Use SImode not QImode for shift count.
10683 (lshrsi3): Likewise.
10685 * v850.c (print_operand): Add 'c', 'C', and 'z' support. Delete
10686 unreachable switch statement after 'b' support. Remove "b" from
10687 strings for 'b' support.
10688 * v850.md (branch_normal, branch_invert): Change %b to b%b.
10690 Fri Oct 17 23:33:20 1997 Jeffrey A Law (law@cygnus.com)
10692 * Makefile.in (LIBGCC2_CFLAGS): Avoid a backslash then an
10693 empty line if @inhibit_libc@ is empty.
10695 Fri Oct 17 23:24:40 1997 Robert Lipe (robertl@dgii.com)
10697 * i386/sco5.h: Let ELF use dwarf2 unwinding. COFF uses sjlj.
10698 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Defined.
10699 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
10700 (DWARF2_UNWIND_INFO): Let this track object file format.
10701 (EXTRA_SECTIONS): Add in_eh.
10702 (EH_FRAME_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP_ELF): Define.
10703 (EH_FRAME_SECTION_ASM_OP_COFF): Likewise.
10705 Fri Oct 17 17:13:42 1997 David S. Miller <davem@tanya.rutgers.edu>
10707 * sparc/linux64.h (LINK_SPEC): Dynamic linker is ld-linux64.so.2.
10708 * sparc/sparc.h (FUNCTION_PROFILER): Fix format string when
10710 * sparc/sparc.c (dwarf2out_cfi_label): Extern no longer needed.
10711 (output_double_int): Output DI mode values correctly when
10712 HOST_BITS_PER_WIDE_INT is 64.
10713 (output_fp_move_quad): If TARGET_V9 and not TARGET_HARD_QUAD, use
10714 fmovd so it works if a quad float ends up in one of the upper 32
10716 * sparc/sparc.md (pic_{lo_sum,sethi}_di): New patterns
10717 necessary for PIC support on sparc64.
10719 Fri Oct 17 13:39:56 1997 Doug Evans <dje@canuck.cygnus.com>
10721 * sparc/sp64-elf.h (TARGET_DEFAULT): Delete MASK_STACK_BIAS.
10722 * sparc/sparc.h (PROMOTE_MODE): Promote small ints if arch64.
10723 (PROMOTE_FUNCTION_ARGS,PROMOTE_FUNCTION_RETURN): Define.
10724 (SPARC_FIRST_FP_REG, SPARC_FP_REG_P): New macros.
10725 (SPARC_{OUTGOING,INCOMING}_INT_ARG_FIRST): New macros.
10726 (SPARC_FP_ARG_FIRST): New macro.
10727 (CONDITIONAL_REGISTER_USAGE): All v9 fp regs are volatile now.
10728 (REG_ALLOC_ORDER,REG_LEAF_ALLOC_ORDER): Reorganize fp regs.
10729 (NPARM_REGS): There are 32 fp argument registers now.
10730 (FUNCTION_ARG_REGNO_P): Likewise.
10731 (FIRST_PARM_OFFSET): Update to new v9 abi.
10732 (REG_PARM_STACK_SPACE): Define for arch64.
10733 (enum sparc_arg_class): Delete.
10734 (sparc_arg_count,sparc_n_named_args): Delete.
10735 (struct sparc_args): Redefine and use for arch32 as well as arch64.
10736 (GET_SPARC_ARG_CLASS,ROUND_REG,ROUND_ADVANCE): Delete.
10737 (FUNCTION_ARG_ADVANCE): Rewrite.
10738 (FUNCTION_ARG,FUNCTION_INCOMING_ARG): Rewrite.
10739 (FUNCTION_ARG_{PARTIAL_NREGS,PASS_BY_REFERENCE}): Rewrite.
10740 (FUNCTION_ARG_CALLEE_COPIES): Delete.
10741 (FUNCTION_ARG_{PADDING,BOUNDARY}): Define.
10742 (STRICT_ARGUMENT_NAMING): Define.
10743 (doublemove_string): Declare.
10744 * sparc/sparc.c (sparc_arg_count,sparc_n_named_args): Delete.
10745 (single_move_string): Use GEN_INT, and HOST_WIDE_INT.
10746 (doublemove_string): New function.
10747 (output_move_quad): Clean up some of the arch64 support.
10748 (compute_frame_size): Add REG_PARM_STACK_SPACE if arch64.
10749 Don't add 8 bytes of reserved space if arch64.
10750 (sparc_builtin_saveregs): Combine arch32/arch64 versions.
10751 (init_cumulative_args): New function.
10752 (function_arg_slotno): New static function.
10753 (function_arg,function_arg_partial_nregs): New functions.
10754 (function_arg_{pass_by_reference,advance}): New functions.
10755 (function_arg_padding): New function.
10756 * ginclude/va-sparc.h: Rewrite v9 support.
10758 Fri Oct 17 12:29:48 1997 Christian Iseli <Christian.Iseli@lslsun.epfl.ch>
10760 * regclass.c (record_address_regs): Look at REG_OK_FOR_{BASE,INDEX}_P
10761 for hard regs to determine base and index registers.
10763 * reload.c (debug_reload_to_stream): New function. Specify stream
10764 into which to write debug info.
10765 (debug_reload): Modify to call debug_reload_to_stream with stderr.
10767 Thu Oct 16 15:07:51 1997 Richard Henderson <rth@cygnus.com>
10769 * combine.c (can_combine_p): Don't combine with an asm whose
10770 output is a hard register.
10772 Thu Oct 16 15:43:26 1997 Mike Stump (mrs@wrs.com)
10774 * c-decl.c (start_struct): Ensure that structs with forward
10775 declarations are in fact packed when -fpack-struct is given.
10777 * stor-layout.c (layout_record): Ignore STRUCTURE_SIZE_BOUNDARY if
10778 we are packing a structure. This allows a structure with only
10779 bytes to be aligned on a byte boundary and have no padding on a
10782 Thu Oct 16 15:17:54 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10784 * rs6000.h (ROUND_TYPE_ALIGN): Don't blow up if no fields in record.
10786 Thu Oct 16 11:20:30 1997 Richard Henderson <rth@cygnus.com>
10788 * alpha.c (alpha_return_addr_rtx): New variable.
10789 (alpha_save_machine_status): New; save it.
10790 (alpha_restore_machine_status): New; restore it.
10791 (alpha_init_expanders): New; clear it.
10792 (alpha_return_addr): New; set it.
10793 (alpha_ra_ever_killed): New; if alpha_return_addr_rtx, regs_ever_live
10794 is overly conservative, so search the insns explicitly.
10795 (alpha_sa_mask [VMS]): Check alpha_ra_ever_killed.
10796 (alpha_sa_size [VMS && !VMS]): Likewise.
10797 * alpha.h (RETURN_ADDR_RTX): Call alpha_return_addr.
10798 (INIT_EXPANDERS): New definition.
10800 * alpha.c: Move REG_PV, REG_RA somewhere more visible in the file.
10801 (output_prolog [!VMS]): Use them.
10803 * alpha.c (output_prolog [!VMS]): Move gp detection to ...
10804 (alpha_does_function_need_gp): ... a new function. Refine the
10805 CALL_INSN test to just TYPE_JSR.
10806 * alpha.md (most call insns): Fix some jsr/ibr type transpositions.
10808 Thu Oct 16 09:36:47 1997 Jeffrey A Law (law@cygnus.com)
10810 * version.c: Bump for snapshot.
10812 Wed Oct 15 21:38:18 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10814 * pa.c (move_operand): Respect -mdisable-indexing.
10815 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Likewise.
10817 Wed Oct 15 21:34:45 1997 David Edelsohn <edelsohn@mhpcc.edu>
10819 * rs6000.md (udivsi3, divsi3): Split into MQ and non-MQ cases for
10821 (umulsidi3,umulsi3_highpart): Ditto.
10822 (smulsi3_highpart_no_mq): Add !TARGET_POWER.
10824 Wed Oct 15 18:21:46 1997 Richard Henderson <rth@cygnus.com>
10826 * alpha.c (final_prescan_insn): Gut, remove and transform to ...
10827 (alpha_handle_trap_shadows): ... a new function. Handle the entire
10828 function in one go. Emit RTL for trapb, instead of printf directly.
10829 (alpha_reorg): New function. Call alpha_handle_trap_shadows.
10830 (trap_pending): Kill global variable.
10831 (output_epilog): Don't call final_prescan_insn.
10832 (struct shadow_summary): Elide $31 and $f31; now it fits in a word.
10833 * alpha.h (FINAL_PRESCAN_INSN): Remove.
10834 (MACHINE_DEPENENT_REORG): Define.
10835 * alpha.md (jsr patterns with trapb): Stupid and useless. Kill.
10838 Wed Oct 15 18:16:05 1997 Richard Henderson <rth@cygnus.com>
10840 Tune Haifa scheduler for Alpha:
10841 * alpha.h (ISSUE_RATE): Define.
10842 * alpha.c (alpha_adjust_cost): Handle EV5 mult delay; don't apply
10843 EV4 adjustments to EV5.
10844 * alpha.md: Remove all scaling from function unit delays. Rework
10845 EV5 function units to match the CPU.
10846 (umuldi3_highpart): EV5 added the IMULH insn class.
10848 Wed Oct 15 17:42:41 1997 Jeffrey A Law (law@cygnus.com)
10850 * pa.c (following_call): Fail if the CALL_INSN is an indirect
10853 Tue Oct 14 12:01:00 1997 Mark Mitchell <mmitchell@usa.net>
10855 * cplus-dem.c (demangle_signature): Don't look for return types on
10856 constructors. Handle member template constructors.
10858 Tue Oct 14 11:30:29 1997 Jason Merrill <jason@yorick.cygnus.com>
10860 * tree.c (expr_tree_cons, build_expr_list, expralloc): New fns.
10861 * tree.h: Declare them.
10863 Fri Oct 10 13:46:56 1997 Doug Evans <dje@canuck.cygnus.com>
10865 * configure.in: Handle --with-newlib.
10866 * Makefile.in (LIBGCC2_CFLAGS): Add @inhibit_libc@.
10868 * sparc/t-sp64 (LIBGCC2_CFLAGS): Delete.
10870 Wed Oct 8 14:37:44 1997 Jeffrey A Law (law@cygnus.com)
10872 * config/ptx4.h: Fix typo.
10874 Wed Oct 8 08:57:20 1997 Jeffrey A Law (law@cygnus.com)
10876 * version.c: Bump for snapshot.
10878 Tue Oct 7 16:27:34 1997 Manfred Hollstein <manfred@s-direktnet.de>
10880 * aclocal.m4: Substitute INSTALL.
10881 * configure: Re-built.
10883 Tue Oct 7 15:37:35 1997 Jeffrey A Law (law@cygnus.com)
10885 * integrate.c (save_for_inline_copying): Avoid undefined pointer
10887 (expand_inline_function): Likewise.
10889 * dwarf2out.c (output_call_frame_info): Reinstate last change
10890 using flag_debug_asm check instead of flag_verbose_asm.
10892 Tue Oct 7 12:57:26 1997 Jim Wilson <wilson@cygnus.com>
10894 * dwarf2out.c (output_call_frame_info): Remove last change.
10896 1997-10-04 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
10898 * frame.c (__frame_state_for): Execute the FDE insns until the
10899 current pc value is strictly bigger than the target pc value.
10901 Tue Oct 7 11:00:42 1997 Jason Merrill <jason@yorick.cygnus.com>
10903 * regclass.c (init_reg_modes): If we can't find a mode for the
10904 register, use the previous one.
10906 Tue Oct 7 10:55:34 1997 Richard Henderson <rth@cygnus.com>
10908 * haifa-sched.c (print_block_visualization): Call fprintf directly,
10909 don't sprintf through an alloca'ed buffer.
10911 Tue Oct 7 10:52:29 1997 Thomas Koenig (ig25@rz.uni-karlsruhe.de)
10913 * reload.c (decompose): Always initialize val.base.
10915 Tue Oct 7 10:19:26 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10917 * m68k/mot3300.h (ASM_OUTPUT_ALIGN): Accept any alignment
10918 instead of aborting.
10919 * dwarf2out.c (output_call_frame_info): Call app_enable and
10920 app_disable to let GNU as accept the generated comments.
10922 Tue Oct 7 11:41:21 1997 Michael Meissner <meissner@cygnus.com>
10924 * tree.h (get_file_function_name): Add declaration.
10925 * dwarf2out.c (output_call_frame_info): No need to cast
10926 get_file_function_name call anymore.
10927 * profile.c (toplevel): Remove get_file_function_name
10929 * c-lang.c (finish_file): Ditto.
10931 Tue Oct 7 10:01:45 1997 Chip Salzenberg <chip@rio.atlantic.net>
10933 * Makefile.in (program_transform_name): Let autoconf substitute
10936 Tue Oct 7 09:54:35 1997 Jeffrey A Law (law@cygnus.com)
10938 * haifa-sched.c (schedule_block): If the first real insn in a
10939 block has any special notes attached to it, remove them.
10941 Tue Oct 7 09:48:51 1997 Richard Henderson <rth@cygnus.com>
10943 * alpha.h (FLOAT_STORE_FLAG_VALUE): It's 2.0 not 0.5.
10945 Mon Oct 6 12:47:32 1997 Manfred Hollstein (manfred@lts.sel.alcatel.de)
10947 * m88k.c (m88k_begin_prologue): Remove superfluous backslash.
10949 Mon Oct 6 12:04:24 1997 Jeffrey A Law (law@cygnus.com)
10951 * Makefile.in (check-g77): New test target.
10952 (CHECK-TARGETS): Add check-g77.
10954 Fri Oct 3 11:56:36 1997 Jason Merrill <jason@yorick.cygnus.com>
10956 * toplev.c (rest_of_compilation): Defer all non-nested inlines.
10958 Fri Oct 3 15:49:27 1997 Michael Meissner <meissner@cygnus.com>
10960 * flow.c (print_rtl_with_bb): Cast alloca return value for
10963 Thu Oct 2 21:15:03 1997 Richard Henderson <rth@cygnus.com>
10965 * i386.h (RETURN_ADDR_RTX): New definition that works for
10966 __builtin_return_address(0) and -fomit-frame-pointer.
10968 Wed Oct 1 13:43:53 1997 Jim Wilson <wilson@cygnus.com>
10970 Bring over from FSF.
10971 Tue Aug 5 16:10:45 1997 Jason Merrill <jason@yorick.cygnus.com>
10973 * mips.c (function_arg): Handle passing a struct
10974 containing a double in a DFmode register without the PARALLEL.
10976 Wed Oct 1 11:13:25 1997 Ian Lance Taylor <ian@cygnus.com>
10978 * pexecute.c: Use spawn if __CYGWIN32__.
10980 * pexecute.c: Include "config.h" first, as per autoconf manual
10981 (from Paul Eggert <eggert@twinsun.com>).
10983 Wed Oct 1 01:44:36 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
10985 * m68k/x-mot3300 (XCFLAGS): Disable as's long/short jump
10986 optimisation for f/expr.o and f/stb.o.
10988 Tue Sep 30 23:48:57 1997 Jeffrey A Law (law@cygnus.com)
10990 * cse.c (this_insn_cc0_mode): Initialize.
10992 Tue Sep 30 23:09:40 1997 Thomas Koenig <ig25@mvmap66.ciw.uni-karlsruhe.de>
10994 * cccp.c (expand_to_temp_buffer): Initialize all members of obuf.
10996 * haifa-sched.c (get_block_head_tail): Remove unneeded initialization.
10998 Tue Sep 30 23:06:43 1997 Richard Henderson <rth@cygnus.com>
11000 * alpha.md (beq): For registers and ints 0-255, use cmpeq+bne, since
11001 that pair will dual-issue on the 21164 and plus+beq won't.
11002 (bne): Likewise for cmpeq+beq.
11004 Tue Sep 30 16:07:58 1997 Jim Wilson <wilson@cygnus.com>
11006 * except.c (find_exception_handler_labels): Correct argument to free.
11008 Tue Sep 30 11:00:00 1997 Brendan Kehoe <brendan@lisa.cygnus.com>
11010 * except.c (find_exception_handler_labels): Free LABELS when we're
11013 Mon Sep 29 14:04:35 1997 Jeffrey A Law (law@cygnus.com)
11015 * version.c: Bump for snapshot.
11017 Mon Sep 29 10:51:53 1997 Jason Merrill <jason@yorick.cygnus.com>
11019 * flow.c (find_basic_blocks): Mark calls as potentially jumping
11022 Mon Sep 29 09:58:06 1997 Jeffrey A Law (law@cygnus.com)
11024 * configure.in: Substitute for "install" too.
11025 * configure: Rebuilt.
11027 Mon Sep 29 00:38:42 1997 Aaron Jackson <jackson@negril.msrce.howard.edu>
11029 * Makefile.in (bootstrap-lean, compare-lean): New targets.
11031 Mon Sep 29 00:18:16 1997 Richard Henderson (rth@cygnus.com)
11033 * alias.c (base_alias_check): Two symbols can conflict if they
11034 are accessed via AND.
11035 (memrefs_conflict_p): Likewise.
11037 * alpha.h (SETUP_INCOMING_VARARGS): Emit a blockage insn
11038 after flushing argument registers to the stack.
11040 * Makefile.in (mostlyclean): Remove .regmove files.
11042 Sun Sep 28 18:59:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11044 * libgcc2.c (__throw): Fix thinko.
11046 Sun Sep 28 12:00:52 1997 Mark Mitchell <mmitchell@usa.net>
11048 * cplus-dem.c (demangle_template): Add new parameter. Handle new
11049 template-function mangling.
11050 (consume_count_with_underscores): New function.
11051 (demangle_signature): Handle new name-mangling scheme.
11053 Sun Sep 28 01:55:04 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
11055 * flow.c (print_rtl_with_bb): Cast alloca return values for variables
11058 Sun Sep 28 01:05:16 1997 Jeffrey A Law (law@cygnus.com)
11060 * frame.c: Remove last change.
11061 * dwarf2.h: Remove last change.
11062 * tree.h: Add declarations of DWARF2 unwind info support
11065 Sat Sep 27 11:02:38 1997 Jason Merrill <jason@yorick.cygnus.com>
11067 * c-decl.c (init_decl_processing): Add __builtin_dwarf_reg_size.
11068 * tree.h (built_in_function): Likewise.
11069 * expr.c (expand_builtin): Likewise.
11070 * except.h: Likewise.
11071 * dwarf2out.c (expand_builtin_dwarf_reg_size): New fn.
11072 * libgcc2.c (copy_reg): New fn.
11075 Fri Sep 26 08:54:59 1997 Paul Eggert <eggert@twinsun.com>
11077 * c-typeck.c (build_binary_op): Warn about comparing signed vs
11078 unsigned if -W is specified and -Wno-sign-compare is not.
11079 * c-decl.c (warn_sign_compare): Initialize to -1.
11080 (c_decode_option): -Wall no longer implies -Wsign-compare.
11082 Fri Sep 26 09:00:13 1997 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11084 * frame.c: Include gansidecl.h for PROTO.
11085 * dwarf2out.c: Move inclusion of dwarf2.h down so that PROTO is
11086 defined. Don't declare dwarf2out_cfi_label here.
11087 * dwarf2.h: Add declarations of DWARF2 unwind info support
11089 * m68k.c: Include dwarf2.h.
11090 (output_function_prologue): Add dwarf2 support.
11091 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM): New macros.
11092 (INCOMING_FRAME_SP_OFFSET): Likewise.
11094 * integrate.c (expand_inline_function): Make sure there is at
11095 least one insn that can be used as an insertion point.
11097 Wed Sep 24 21:34:06 1997 Jason Merrill <jason@yorick.cygnus.com>
11099 * dwarf2out.c: s/flag_verbose_asm/flag_debug_asm/
11101 Wed Sep 24 22:05:30 1997 Jeffrey A Law (law@cygnus.com)
11103 * version.c: Bump for snapshot.
11105 Wed Sep 24 17:36:23 1997 Doug Evans <dje@canuck.cygnus.com>
11107 Bring over from FSF.
11109 Wed Sep 24 19:17:08 1997 Doug Evans <dje@cygnus.com>
11111 * sparc/sparc.md (get_pc_via_call): Renamed from get_pc_sp32.
11112 (get_pc_via_rdpc): Renamed from get_pc_sp64.
11113 * sparc/sparc.c (finalize_pic): Update call to gen_get_pc_via_call.
11115 Wed Sep 24 18:38:22 1997 David S. Miller <davem@tanya.rutgers.edu>
11117 * sparc/sparc.h (ASM_CPU_SPEC): Pass -Av9a for v8plus, ultrasparc.
11118 (TARGET_OPTIONS): Add -malign-loops=, -malign-jumps=,
11119 -malign-functions=.
11120 (sparc_align_{loops,jumps,funcs}_string): Declare.
11121 (sparc_align_{loops,jumps,funcs}): Declare.
11122 (DEFAULT_SPARC_ALIGN_FUNCS): New macro.
11123 (FUNCTION_BOUNDARY): Use sparc_align_funcs.
11124 (STACK_BIAS): Define.
11125 (SPARC_SIMM*_P): Cast to unsigned HOST_WIDE_INT first, then perform
11127 (SPARC_SETHI_P): New macro.
11128 (CONST_OK_FOR_LETTER_P): Use it.
11129 (ASM_OUTPUT_ALIGN_CODE): Define.
11130 (ASM_OUTPUT_LOOP_ALIGN): Define.
11131 * sparc/sparc.c (sparc_align_{loops,jumps,funcs}_string): New globals.
11132 (sparc_align_{loops,jumps,funcs}): New globals.
11133 (sparc_override_options): Handle -malign-loops=, -malign-jumps=,
11134 -malign-functions=.
11135 (move_operand): Use SPARC_SETHI_P.
11136 (arith_double_operand): Cast to unsigned HOST_WIDE_INT first, then
11138 (arith11_double_operand): Likewise.
11139 (arith10_double_operand): Likewise.
11140 (finalize_pic): Finish sparc64 support.
11141 (emit_move_sequence): Use SPARC_SETHI_P. Simplify low part of
11142 64 bit constants if able.
11143 (output_fp_move_quad): Don't use fmovq unless TARGET_HARD_QUAD.
11144 (sparc_builtin_saveregs, sparc64 case): Don't save fp regs if
11146 * sparc/sparc.md (*): Use GEN_INT instead of gen_rtx.
11147 (get_pc_sp32): Use for sparc64 as well.
11148 (lo_sum_di_sp{32,64}): Fix handling on 64 bit hosts.
11149 (sethi_di_sp64_const): Likewise.
11150 (movtf_cc_sp64): Check TARGET_HARD_QUAD.
11151 (cmp_zero_extract_sp64): Use unsigned HOST_WIDE_INT in cast.
11152 (ashlsi3, ashldi3, ashrsi3, ashrdi3, lshrsi3, lshrdi3): Likewise.
11154 Tue Sep 23 19:02:46 1997 Doug Evans <dje@cygnus.com>
11156 * sparc/linux-aout.h (COMMENT_BEGIN): Delete.
11157 * sparc/linux.h (COMMENT_BEGIN): Likewise.
11158 * sparc/linux64.h (COMMENT_BEGIN): Likewise.
11160 Tue Sep 23 14:48:18 1997 David S. Miller <davem@tanya.rutgers.edu>
11162 Add sparc64 linux support.
11163 * configure.in (sparc64-*-linux*): Recognize. Add sparc/xm-sparc.h
11164 to xm_file list on 32-bit sparc-linux.
11165 * sparc/xm-sp64.h: New file.
11166 * sparc/linux64.h: New file.
11167 * sparc/xm-linux.h: Include some standard headers if not inhibit_libc.
11168 Don't include xm-sparc.h.
11169 * config/xm-linux.h (HAVE_PUTENV, HAVE_ATEXIT): Define.
11170 * glimits.h (LONG_MAX): Handle sparc64.
11172 Sat Sep 20 03:07:54 1997 Doug Evans <dje@cygnus.com>
11174 * sparc/sysv4.h (ASM_COMMENT_START): Delete.
11175 * sparc.h (ASM_COMMENT_START): Define.
11176 * sparc.c (output_function_prologue): Use it.
11177 (sparc_flat_output_function_{epi,pro}logue): Likewise.
11179 Wed Sep 17 15:04:19 1997 Doug Evans <dje@cygnus.com>
11181 * sparc/sysv4.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Delete,
11182 use sparc.h's copies.
11183 * sparc/sparc.h (ASM_OUTPUT_{FLOAT,DOUBLE,LONG_DOUBLE}): Print
11184 ascii form as well.
11186 Mon Sep 8 08:45:19 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11188 * sparc.c (dwarf2out_cfi_label): Add declaration.
11189 (save_regs, output_function_prologue): Remove cast for it.
11190 (sparc_flat_{save_restore,output_function_prologue): Likewise.
11191 ({save,restore}_regs): No longer inline.
11193 Tue Sep 23 12:34:51 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11195 * fold-const.c (make_range): Correctly handle cases of converting
11196 from unsigned to signed type.
11198 Tue Sep 23 12:34:51 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
11200 * fold-const.c (merge_ranges): Make sure that if one range is subset
11201 of another, it will always be the second range. Correct (+,-) case to
11204 Tue Sep 23 08:32:51 1997 Jason Merrill <jason@yorick.cygnus.com>
11206 * final.c (final_end_function): Also do dwarf2 thing if
11207 DWARF2_DEBUGGING_INFO.
11208 (final_start_function): Likewise.
11210 Tue Sep 23 01:15:50 1997 David S. Miller <davem@tanya.rutgers.edu>
11212 * expmed.c (expand_divmod): If compute_mode is not the same as
11213 mode, handle the case where convert_modes() causes op1 to no
11214 longer be a CONST_INT.
11216 * reorg.c (dbr_schedule): At end of this pass, add REG_BR_PRED
11217 note holding get_jump_flags() calculation to all JUMP_INSNs.
11218 * rtl.h (enum reg_note): New note types REG_BR_PRED and REG_SAVE_AREA.
11219 * rtl.c (reg_note_name): Add new note types.
11221 Tue Sep 23 00:59:54 1997 Jeffrey A Law (law@cygnus.com)
11223 * rtlanal.c (computed_jump_p): Fix typo in last change.
11225 Tue Sep 23 00:42:44 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11227 * loop.c (indirect_jump_in_function_p): Return 0
11230 Tue Sep 23 00:33:55 1997 Jeffrey A Law (law@cygnus.com)
11232 * rs6000/xm-rs6000.h: Fix thinko in last change.
11233 * rs6000/xm-sysv4.h: Likewise.
11235 Mon Sep 22 19:33:53 1997 Jim Wilson <wilson@cygnus.com>
11237 * mips.c (save_restore_insns): Only set RTX_FRAME_RELATED_P if store_p.
11239 Mon Sep 22 14:41:00 1997 Jeffrey A Law (law@cygnus.com)
11241 * reg-stack.c (find_blocks): Fix thinko in last change.
11243 1997-09-21 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
11245 * m68k.c (output_function_prologue): Add dwarf2 support.
11247 * m68k.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_REGNUM,
11248 INCOMING_FRAME_SP_OFFSET): New definitions.
11250 Mon Sep 22 11:36:42 1997 David S. Miller <davem@tanya.rutgers.edu>
11252 * combine.c (try_combine): Use NULL_RTX instead of '0' where
11253 appropriate in calls to gen_rtx().
11254 * cse.c (cse_main): Likewise.
11255 * emit-rtl.c (gen_label_rtx): Likewise.
11256 * expr.c (init_expr_once): Likewise.
11257 * haifa-sched.c (flush_pending_lists, sched_analyze_insn,
11258 sched_analyze, init_rgn_data_dependences,
11259 compute_block_backward_dependences): Likewise.
11260 * sched.c (schedule_insns): Likewise.
11261 * varasm.c (immed_double_const): Likewise.
11263 * sparc.h (INCOMING_FRAME_SP_OFFSET): Define to
11264 SPARC_STACK_BIAS for sake of dwarf2 on sparc64.
11266 Mon Sep 22 11:21:33 1997 J. Kean Johnston <jkj@sco.com>
11268 * i386/sco5.h: Make ELF default file format and add -mcoff/-melf..
11269 (MULTILIB_DEFAULTS): Define.
11270 (ASM_SPEC, CPP_SPEC): Handle -mcoff.
11271 (STARTFILE_SPEC, ENDFILE_SPEC, LINK_SPEC): Likewise.
11272 (LIBGCC_SPEC): Likewise.
11273 (MASK_COFF, TARGET_COFF, TARGET_ELF): Define.
11274 (SUBTARGET_SWITCHES): Add -mcoff and -melf.
11275 * i386/t-sco5 (CRTSTUFF_T_CFLAGS): Add -fPIC.
11276 (CRTSTUFF_T_CFLAGS_S): Tweak for COFF.
11277 (EXTRA_PARTS, TAROUTOPTS): Delete.
11278 (libgcc1-elf, libgcc2-elf, libgcc-elf targets): Delete.
11279 (MULTILIB_OPTIONS): Define.
11280 (MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): Likewise.
11281 (MULTILIB_MATCHE, MULTILIB_EXTRA_OPTS): Likewise.
11283 Mon Sep 22 02:10:43 1997 Jeffrey A Law (law@cygnus.com)
11285 * version.c: Bump for snapshot.
11287 Sun Sep 21 17:45:45 1997 Jeffrey A Law (law@cygnus.com)
11289 * loop.c (loop_number): Delete function. Change all references
11290 to use uid_loop_num array.
11291 * loop.h (loop_number): Delete declaration.
11292 * unroll.c (unroll_loop): Change "loop_number" references to
11293 use uid_loop_num instead.
11295 * loop.c (loop_unroll_factor): Move outside #ifdef HAIFA
11297 (loop_unroll_iter): Remove unused variable and all references.
11298 (loop_optimize): Always allocate and clear space for loop_unroll_factor.
11299 (insert_bct): Fix minor formatting problems.
11300 * loop.h (loop_unroll_factor): Move decl outside #ifdef HAIFA.
11301 (loop_unroll_iter): Removed unused decl.
11302 * unroll.c (unroll_loop): Remove code to set loop_unroll_iter.
11303 Always record the unrolling factor.
11305 * cse.c (simplify_relational_operation): Set h0u just like h0s.
11306 Similarly for h1u and h1s.
11308 * flow.c (jmp_uses_reg_or_mem): Deleted unused function.
11309 (find_basic_blocks): Use computed_jump_p to determine if a
11310 particular JUMP_INSN is a computed jump.
11311 * reg-stack.c (find_blocks): Use computed_jump_p to determine
11312 if a particular JUMP_INSN is a computed jump.
11313 * rtlanal.c (jmp_uses_reg_or_mem): New function.
11314 (computed_jump_p): Likewise.
11315 * rtl.h (computed_jump_p): Declare.
11316 * genattrtab.c (pc_rtx): Define and initialize.
11317 * loop.c (loop_optimize): Always determine if the current
11318 function has a computed jump.
11319 (indirect_jump_in_function_p): Use computed_jump_p to determine
11320 if a particular JUMP_INSN is a computed jump.
11322 * loop.c (fix_bct_param): Delete unused function.
11323 (check_bct_param): Likewise.
11325 Sat Sep 20 16:22:06 1997 Jason Merrill <jason@yorick.cygnus.com>
11327 * frame.c (__deregister_frame): Check properly for initialized object.
11329 Fri Sep 19 20:51:03 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11331 * alpha/linux.h (HANDLE_SYSV_PRAGMA): Defined.
11333 Fri Sep 19 18:53:50 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11335 * jump.c (thread_jumps): check can_reverse_comparison_p before
11336 threading a reversed-condition jump.
11338 * sched.c (update_flow_info): Don't pass SCRATCH to dead_or_set_p.
11339 * haifa-sched.c (update_flow_info): Likewise.
11341 Thu Sep 18 21:13:40 1997 Jeffrey A Law (law@cygnus.com)
11343 * Makefile.in (BOOT_CFLAGS): Use -O2.
11345 * configure.in (strtoul, bsearch): Have autoconf check for these
11347 * configure, config.in: Rebuilt.
11349 * m68k/xm-mot3300.h (alloca): Properly declare if __STDC__.
11350 * mips/mips.h (alloca): Likewise.
11351 * rs6000/xm-rs6000.h (alloca): Likewise.
11352 * rs6000/xm-sysv4.h: Likewise.
11354 Thu Sep 18 14:22:22 1997 Jason Merrill <jason@yorick.cygnus.com>
11356 * final.c (final_scan_insn): Hand BARRIERs off to the dwarf2 code.
11357 * dwarf2out.c (dwarf2out_frame_debug): Pass the whole insn along.
11358 (dwarf2out_stack_adjust): A BARRIER resets the args space to 0.
11360 * except.c (end_eh_unwinder): Subtract 1 from return address.
11361 * libgcc2.c (__throw): Likewise.
11362 (find_exception_handler): Don't change PC here. Compare end with >.
11364 Thu Sep 18 10:43:07 1997 Nick Clifton <nickc@cygnus.com>
11366 * v850.c (compute_register_save_size): Correct register
11368 * v850.md (save_interrupt, return_interrupt): Correct
11370 * v850/lib1funcs.asm (save_interrupt): Correct register number.
11371 (return_interrupt): Use stack pointer, not element pointer.
11373 1997-09-18 Brendan Kehoe <brendan@lisa.cygnus.com>
11375 * configure.in, configure: Make sure to create the stage* and include
11376 symbolic links in each subdirectory.
11378 Thu Sep 18 01:47:06 1997 Jeffrey A Law (law@cygnus.com)
11380 * pa.md (reload_peepholes): Don't allow addresses with side
11381 effects for the memory operand.
11383 Wed Sep 17 18:19:53 1997 Jason Merrill <jason@yorick.cygnus.com>
11385 * libgcc2.c (find_exception_handler): Subtract one from our PC when
11386 looking for a handler, to avoid hitting the beginning of the next
11389 * except.c (expand_builtin_set_return_addr_reg): Use force_operand.
11391 Wed Sep 17 18:33:59 1997 Jeffrey A Law (law@cygnus.com)
11393 * mips/abi64.h (LONG_MAX_SPEC): Define.
11394 * mips.h (LONG_MAX_SPEC): Define.
11395 (CPP_SPEC): Include long_max_spec.
11396 (EXTRA_SPECS): Include long_max_spec.
11398 Wed Sep 17 14:11:38 1997 Jeffrey A Law (law@cygnus.com)
11400 * v850.c (construct_save_jarl): Fix thinko in last change.
11402 Wed Sep 17 09:53:07 1997 Jeffrey A Law (law@cygnus.com)
11404 * version.c: Bump for snapshot.
11406 Tue Sep 16 14:22:36 1997 Jason Merrill <jason@yorick.cygnus.com>
11408 * libgcc2.c (find_exception_handler): Not found is -1.
11410 * integrate.c (expand_inline_function): Move expand_start_bindings
11411 after expanding the arguments.
11413 Tue Sep 16 11:13:46 1997 Jim Wilson <wilson@cygnus.com>
11415 * expr.c (expand_expr): Remove previous incorrect change.
11416 If target and slot has no DECL_RTL, then call mark_addressable
11417 again for the slot after we give it RTL.
11419 Tue Sep 16 09:18:52 1997 Jason Merrill (jason@cygnus.com)
11421 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
11422 again for the slot after we give it RTL.
11424 Tue Sep 16 00:13:20 1997 Nick Clifton <nickc@cygnus.com>
11426 * v850.c (register_is_ok_for_epilogue,
11427 pattern_is_ok_for_epilogue, construct_restore_jr,
11428 pattern_is_ok_for_prologue, construct_save_jarl): New functions.
11430 * v850.h (pattern_is_ok_for_prologue,
11431 pattern_is_ok_for_epilogue, register_is_ok_for_epilogue): New
11434 * v850.md: Replace prologue and epilogue patterns with a
11435 match_parallel pattern.
11437 Mon Sep 15 22:53:01 1997 Jeffrey A Law (law@cygnus.com)
11439 * aclocal.m4: Add replacement for AC_PROG_INSTALL.
11440 * configure.in: Use EGCS_PROG_INSTALL.
11442 Mon Sep 15 22:40:55 1997 Jim Wilson (wilson@cygnus.com)
11444 * dwarf2out.c (gen_subprogram_die): Handle redefinition of an
11445 extern inline function.
11447 Mon Sep 15 22:40:55 1997 Richard Henderson (rth@cygnus.com)
11449 * dwarf2out.c (reg_loc_descriptor): Fix prototype.
11450 (concat_loc_descriptor): New function.
11451 (loc_descriptor): Call it.
11452 (add_AT_location_description): Also elide the descriptor if both
11453 halves of a CONCAT are pseudos.
11454 (add_location_or_const_value_attribute): Recognize CONCAT too.
11456 Mon Sep 15 15:24:00 1997 Richard Henderson <rth@cygnus.com>
11458 * alpha.md (movdi): Handle CONST_DOUBLE for TARGET_BUILD_CONSTANTS.
11460 * alpha/alpha.c (output_prolog): New variable sa_reg. Use it for
11461 out-or-range reg_offset.
11462 (output_epilog): Likewise.
11464 Mon Sep 15 15:39:26 1997 Jeffrey A Law (law@cygnus.com)
11466 * cse.c (simplify_relational_operation): If MODE specifies a
11467 mode wider than HOST_WIDE_INT, then the high word of a CONST_INT
11468 is derived from the sign bit of the low word.
11470 Mon Sep 15 11:43:38 1997 Jason Merrill <jason@yorick.cygnus.com>
11472 Support dwarf2 unwinding on PUSH_ROUNDING targets like the x86.
11474 * dwarf2.h: Add DW_CFA_GNU_args_size.
11475 * frame.c (execute_cfa_insn): Likewise.
11476 * dwarf2out.c (dwarf_cfi_name, output_cfi): Likewise.
11477 (dwarf2out_args_size, dwarf2out_stack_adjust): New fns.
11478 (dwarf2out_frame_debug): If this isn't a prologue or epilogue
11479 insn, hand it off to dwarf2out_stack_adjust.
11480 (dwarf2out_begin_prologue): Initialize args_size.
11481 * frame.h (struct frame_state): Add args_size.
11482 * libgcc2.c (__throw): Use args_size.
11483 * final.c (final_scan_insn): If we push args, hand off all insns
11484 to dwarf2out_frame_debug.
11485 * defaults.h (DWARF2_UNWIND_INFO): OK for !ACCUMULATE_OUTGOING_ARGS.
11487 * dwarf2out.c dwarf2out_frame_debug): Fix typo.
11488 Handle epilogue restore of SP from FP.
11489 * emit-rtl.c (gen_sequence): Still generate a sequence if the
11490 lone insn has RTX_FRAME_RELATED_P set.
11492 * frame.c (extract_cie_info): Handle "e" augmentation.
11493 * dwarf2out.c (ASM_OUTPUT_DWARF_*): Provide definitions in the
11494 absence of UNALIGNED_*_ASM_OP.
11495 (UNALIGNED_*_ASM_OP): Only provide defaults if OBJECT_FORMAT_ELF.
11496 (output_call_frame_info): Use "e" instead of "z" for augmentation.
11497 Don't emit augmentation fields length.
11498 (dwarf2out_do_frame): Move outside of #ifdefs.
11499 * defaults.h (DWARF2_UNWIND_INFO): Don't require unaligned data
11502 * sparc.h (UNALIGNED_INT_ASM_OP et al): Don't define here after all.
11503 * sparc/sysv4.h (UNALIGNED_INT_ASM_OP): Define here.
11504 * sparc/sunos4.h (DWARF2_UNWIND_INFO): Define to 0.
11505 * sparc/sun4gas.h: New file.
11506 * configure.in: Use sun4gas.h if SunOS 4 --with-gnu-as.
11508 * collect2.c (write_c_file_stat, write_c_file_glob): Declare
11509 __register_frame_table and __deregister_frame.
11511 1997-09-15 Brendan Kehoe <brendan@cygnus.com>
11513 * except.c (find_exception_handler_labels): Use xmalloc instead of
11514 alloca, since MAX_LABELNO - MIN_LABELNO can be more than 1 million
11517 Sun Sep 14 21:01:23 1997 Jeffrey A Law (law@cygnus.com)
11519 * Makefile.in: Various changes to build info files
11520 in the object tree rather than the source tree.
11522 Sun Sep 14 12:24:30 1997 Jeffrey A Law (law@cygnus.com)
11524 * fixinc.math: New file to fix math.h on some systems.
11525 * configure.in (freebsd, netbsd): Use fixinc.math on these
11527 * configure: Rebuilt.
11529 Sun Sep 14 11:11:05 1997 Jeffrey A Law (law@cygnus.com)
11531 * regmove.c (regmove_optimize): If we end up moving the
11532 original insn due to lifetime overlaps, make sure to move
11535 Sat Sep 13 15:51:11 1997 Manfred Hollstein <manfred@s-direktnet.de>
11537 * Makefile.in (INSTALL_{PROGRAM,DATA}): Use value found by configure.
11539 Sat Sep 13 12:57:26 1997 Jeffrey A Law (law@cygnus.com)
11541 * haifa-sched.c (add_branch_dependences): Make each insn in
11542 a SCHED_GROUP_P block explicitly depend on the previous insn.
11544 Fri Sep 12 13:49:58 1997 Jason Merrill <jason@yorick.cygnus.com>
11546 * except.h: Prototype dwarf2 hooks.
11549 Thu Sep 11 17:43:55 1997 Jim Wilson <wilson@cygnus.com>
11551 * configure.in (native_prefix): Delete.
11552 (mips-dec-netbsd): Don't set prefix.
11553 (*linux*): Don't set prefix.
11555 Thu Sep 11 15:48:32 1997 Fred Fish <fnf@ninemoons.com>
11557 * protoize.c: Include <varargs.h> only if HAVE_VARARGS_H is
11558 defined. If not defined, include <sys/varargs.h> if
11559 HAVE_SYS_VARARGS_H is defined.
11560 * configure.in: Test for varargs.h and sys/varargs.h.
11561 * configure: Regenerate with autoconf.
11562 * config.in: Regenerate with autoheader.
11564 * cpplib.c (quote_string): Cast first arg of sprintf call
11565 from "unsigned char *" to "char *".
11566 (output_line_command): Ditto.
11567 (macroexpand): Ditto.
11568 (do_line): Cast atoi arg from "unsigned char *" to "char *".
11570 Wed Sep 10 21:37:30 1997 Jeffrey A Law (law@cygnus.com)
11572 * version.c: Bump for snapshot.
11574 * Makefile.in (compare): Exit with nonzero status if there
11575 are comparison failures. Note which files failed the
11576 comparison test in .bad_compare.
11578 Wed Sep 10 17:05:46 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11580 * config/alpha/elf.h (CPP_PREDEFINES): Remove -D__PIC__ -D__pic__.
11582 Wed Sep 10 16:37:28 1997 Fred Fish <fnf@ninemoons.com>
11584 * Makefile.in (LN, LN_S): New macros, use where appropriate.
11585 * aclocal.m4 (GCC_PROG_LN_S, GCC_PROG_LN): New tests.
11586 * configure.in: Use GCC_PROG_LN_S and GCC_PROG_LN.
11587 * configure: Regenerated.
11589 Thu Sep 11 11:09:43 1997 Jeffrey A Law (law@cygnus.com)
11591 * loop.c (strength_reduce): Fix typo.
11593 Wed Sep 10 16:01:15 1997 Jim Wilson <wilson@cygnus.com>
11595 * m88k/m88k.c (struct option): Rename to struct options.
11596 * m88k/dolph.h (INITIALIZE_TRAMPOLINE): Delete here.
11597 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE): Delete ifdef and comments.
11598 * libgcc2.c (__enable_execute_stack): Check for __sysV88__ not
11599 __DOLPHIN__ or sysV88.
11601 Wed Sep 10 14:58:40 1997 Jim Wilson <wilson@cygnus.com>
11603 * emit-rtl.c (gen_lowpart_common): For a SUBREG, add in word when
11606 Wed Sep 10 15:19:22 1997 Jeffrey A Law (law@cygnus.com)
11608 * config.sub: Accept 'amigados' for backward compatability.
11610 Wed Sep 10 14:05:08 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
11612 * Makefile.in (testsuite/site.exp): New target.
11613 (check-gcc, check-g++): Depend on testsuite/site.exp.
11614 Don't stop for failure.
11616 Wed Sep 10 12:59:57 1997 Jason Merrill <jason@yorick.cygnus.com>
11618 * expr.c (expand_builtin): Only support __builtin_dwarf_fp_regnum()
11619 if DWARF2_UNWIND_INFO.
11621 Wed Sep 10 11:49:20 1997 Jason Merrill <jason@yorick.cygnus.com>
11623 Add support for exception handling using DWARF 2 frame unwind info.
11624 Currently works on SPARC and MIPS, and almost on x86.
11626 * libgcc2.c (get_reg, put_reg, get_return_addr, put_return_addr,
11627 next_stack_level, in_reg_window): Helper fns.
11628 (__throw): Implement for DWARF2_UNWIND_INFO.
11630 * expr.c (expand_builtin): Handle builtins used by __throw.
11631 * tree.h (enum built_in_function): Add builtins used by __throw.
11632 * c-decl.c (init_decl_processing): Declare builtins used by __throw.
11633 * dwarf2out.c (expand_builtin_dwarf_fp_regnum): Used by __throw.
11634 * except.c (expand_builtin_unwind_init): Hook for dwarf2 __throw.
11635 (expand_builtin_extract_return_addr): Likewise.
11636 (expand_builtin_frob_return_addr): Likewise.
11637 (expand_builtin_set_return_addr_reg): Likewise.
11638 (expand_builtin_eh_stub): Likewise.
11639 (expand_builtin_set_eh_regs): Likewise.
11640 (eh_regs): Choose two call-clobbered registers for passing back values.
11642 * frame.c, frame.h: New files for parsing dwarf 2 frame info.
11643 * Makefile.in (LIB2ADD): New variable. Add $(srcdir)/frame.c.
11644 (libgcc2.a): Use it instead of $(LIB2FUNCS_EXTRA) $(LANG_LIB2FUNCS)
11645 (stmp-multilib): Likewise.
11646 ($(T)crtbegin.o, $(T)crtend.o): Add -fno-exceptions.
11648 * except.c: #include "defaults.h".
11649 (exceptions_via_longjmp): Default depends on DWARF2_UNWIND_INFO.
11650 (emit_throw): Don't defeat assemble_external if DWARF2_UNWIND_INFO.
11651 (register_exception_table_p): New fn.
11652 (start_eh_unwinder): Don't do anything if DWARF2_UNWIND_INFO.
11653 (end_eh_unwinder): Likewise.
11655 * crtstuff.c: Wrap .eh_frame section, use EH_FRAME_SECTION_ASM_OP,
11656 call __register_frame and __deregister_frame as needed.
11657 * varasm.c (eh_frame_section): New fn if EH_FRAME_SECTION_ASM_OP.
11658 * dwarf2out.c (EH_FRAME_SECTION): Now a function-like macro. Check
11659 EH_FRAME_SECTION_ASM_OP.
11660 * sparc/sysv4.h (EH_FRAME_SECTION_ASM_OP): Define.
11661 * mips/iris6.h: (EH_FRAME_SECTION_ASM_OP): Define.
11662 (LINK_SPEC): Add __EH_FRAME_BEGIN__ to hidden symbols.
11664 * dwarf2out.c (output_call_frame_info): If no support for
11665 EXCEPTION_SECTION, mark the start of the frame info with a
11667 * collect2.c (frame_tables): New list.
11668 (is_ctor_dtor): Recognise frame entries.
11669 (scan_prog_file): Likewise.
11670 (main): Pass -fno-exceptions to sub-compile. Also do collection
11671 if there are any frame entries.
11672 (write_c_file_stat): Call __register_frame_table and
11673 __deregister_frame as needed.
11674 (write_c_file_glob): Likewise.
11676 * defaults.h (DWARF2_UNWIND_INFO): Default to 1 if supported.
11677 Also require unaligned reloc support.
11678 * sparc.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
11679 UNALIGNED_DOUBLE_INT_ASM_OP): Define here.
11680 * sparc/sysv4.h: Not here.
11682 * toplev.c (compile_file): Call dwarf2out_frame_{init,finish}.
11683 * dwarf2out.c (dwarf2out_init): Don't call dwarf2out_frame_init.
11684 (dwarf2out_finish): Don't call dwarf2out_frame_finish.
11686 * libgcc2.c (L_eh): Reorganize, moving code shared by different
11687 EH implementations to the top.
11688 (find_exception_handler): Split out. Start from 0. Compare against
11690 (__find_first_exception_table_match): Use it.
11691 * except.c (output_exception_table): Don't do anything if there's
11692 no table. Don't output a first entry of zeroes.
11693 (eh_outer_context): Adjust properly.
11694 (add_eh_table_entry): Use xrealloc.
11695 * toplev.c (compile_file): Just call output_exception_table.
11697 Wed Sep 10 11:30:36 1997 Jason Merrill <jason@cygnus.com>
11699 * i386.c (ix86_prologue): Add dwarf2 support for !do_rtl case.
11701 Wed Sep 10 08:17:10 1997 Torbjorn Granlund <tege@pdc.kth..se>
11703 * except.c (eh_outer_context): Do masking using expand_and.
11705 Wed Sep 10 01:38:30 1997 Doug Evans <dje@cygnus.com>
11707 Add port done awhile ago for the ARC cpu.
11708 * arc/arc.h: New file.
11709 * arc/arc.c: New file.
11710 * arc/arc.md: New file.
11711 * arc/initfini.c: New file.
11712 * arc/lib1funcs.asm: New file.
11713 * arc/t-arc: New file.
11714 * arc/xm-arc.h: New file.
11715 * ginclude/va-arc.h: New file.
11716 * ginclude/stdarg.h: Include va-arc.h ifdef __arc__.
11717 * ginclude/varargs.h: Likewise.
11718 * Makefile.in (USER_H): Add va-arc.h.
11719 * configure.in (arc-*-elf*): Recognize.
11720 * longlong.h: Add ARC support.
11722 Wed Sep 10 01:32:54 1997 Jeffrey A Law (law@cygnus.com)
11724 * expr.c (clear_storage): Use CONST0_RTX instead of const0_rtx.
11725 when clearing non-BLKmode data.
11727 Wed Sep 10 00:29:29 1997 Manfred Hollstein <manfred@s-direktnet.de>
11729 * m88k/sysv3.h (INITIALIZE_TRAMPOLINE) Define.
11730 * libgcc2.c (__enable_execute_stack): Provide for sysV88 too.
11732 * xm-m88k.h (USG): Only define if it hasn't already been defined.
11734 * Makefile.in (risky-stage1): Delete gratutious whitespace.
11736 * Makefile.in (clean): Delete libgcc1-test.
11738 * Makefile.in (INSTALL): cd to $(srcdir) before running texinfo.
11740 Tue Sep 9 17:07:36 1997 Stan Cox <coxs@dg-rtp.dg.com>
11742 * m88k.c (m88k_expand_prologue): Set MEM_IN_STRUCT_P of va_list
11745 Tue Sep 9 09:50:02 1997 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11747 * dwarf2out.c (output_call_frame_info): Call named_section.
11749 Tue Sep 9 09:12:17 1997 Jeffrey A Law (law@cygnus.com)
11751 * haifa-sched.c (print_value): Fix last change.
11753 Tue Sep 9 01:30:37 1997 Jason Merrill <jason@yorick.cygnus.com>
11755 * mips.h (DWARF_FRAME_REGNUM): Use the same numbering regardless of
11758 Mon Sep 8 16:32:43 1997 Jason Merrill <jason@yorick.cygnus.com>
11760 * mips.c (function_prologue): Set up the CFA when ABI_32.
11762 * sparc.c (save_regs): Check dwarf2out_do_frame instead of DWARF2_DEBUG
11763 for dwarf2 unwind info.
11764 (output_function_prologue, sparc_flat_output_function_prologue): Same.
11766 * final.c (final_end_function): Check dwarf2out_do_frame instead
11767 of DWARF2_DEBUG for dwarf2 unwind info.
11768 (final_scan_insn): Likewise.
11769 (final_start_function): Likewise. Initialize dwarf2 frame debug here.
11772 * expr.c (expand_builtin_return_addr): Only SETUP_FRAME_ADDRESSES if
11775 * varasm.c (exception_section): Check EXCEPTION_SECTION first.
11777 Mon Sep 8 15:15:11 1997 Nick Clifton <nickc@cygnus.com>
11779 * v850.h (ASM_SPEC): Pass on target processor.
11780 (CPP_PREDEFINES): Only define if not already specified.
11781 (TARGET_VERSION): Only define if not already specified.
11782 (MASK_CPU, MASK_V850, MASK_DEFAULT): Bits to specify target
11784 (EXTRA_SWITCHES): Extra entries in the switches array.
11785 (TARGET_DEFAULT): Set default target processor.
11787 Mon Sep 8 18:26:35 1997 Jim Wilson <wilson@cygnus.com>
11789 * m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): In MOTOROLA
11790 cases, add %# and %/, and add : to make them into extended asms.
11792 Sun Sep 7 23:57:50 1997 Weiwen Liu <liu@hepunix.physics.yale.edu>
11794 * alias.c (init_alias_analysis): Clean up incompatible pointer
11795 type warning in bzero.
11796 * regmove.c (regmove_optimize): Ditto.
11797 * haifa-sched.c (find_rgns): Ditto.
11799 * haifa-sched.c (print_value): Clean up ptr->int cast
11802 Sun Sep 7 23:18:32 1997 Fred Fish <fnf@ninemoons.com>
11804 * INSTALL: Change 'amigados' to 'amigaos' to match current usage.
11805 * install.texi (Configurations): Ditto.
11806 * config.sub: Ditto.
11808 Sun Sep 7 22:56:56 1997 Weiwen Liu (liu@hepvms.physics.yale.edu)
11810 * Makefile.in (sdbout.o): Depend on insn-config.h.
11812 Sun Sep 7 18:44:50 1997 Jim Wilson <wilson@cygnus.com>
11814 * m68k/m68k.h (TARGET_SWITCHES): For 68000, 68302, subtract MASK_68881.
11815 For 68303, 68332, cpu32, subtract MASK_68040_ONLY.
11817 Sun Sep 7 18:30:46 1997 Jason Merrill <jason@yorick.cygnus.com>
11819 * dwarf2out.c (dwarf2out_frame_debug): Assume that in a PARALLEL
11820 prologue insn, only the first elt is significant.
11821 (output_call_frame_info): For exception handling, always use 4-byte
11822 fields as specified by the dwarf2 spec.
11823 Don't skip trivial FDEs.
11825 Sun Sep 7 14:19:39 1997 Jeffrey A Law (law@cygnus.com)
11827 * version.c: Bump for snapshot.
11829 Sun Sep 7 14:17:36 1997 Torbjorn Granlund (tege@pdc.kth.se)
11831 * expmed.c (expand_divmod): Make op1_is_pow2 depend on unsignedp
11832 for negative constants. Promote EXACT_DIV_EXPR to TRUNC_DIV_EXPR
11835 Sun Sep 7 13:46:46 1997 Jeffrey A Law (law@cygnus.com)
11837 * final.c (shorten_branches): During first pass, assume worst
11838 possible alignment for ADDR_VEC and ADDR_VEC_DIFF insns.
11840 * Makefile.in (distclean): Remove various things left around
11841 by running the testsuite.
11843 Sun Sep 7 13:16:06 1997 Manfred Hollstein <manfred@s-direktnet.de>
11845 * configure.in (out_file): Emit definition to config.status in order
11846 to have a defined value for configure.lang.
11847 * configure: Re-built.
11849 Sun Sep 7 09:59:08 1997 Jan-Jaap van der Heijden (J.J.vanderHeijden@student.utwente.nl)
11851 * configure.in: Make symlink to as-new rather than as.new. Similarly
11853 * configure: Rebuilt.
11855 Fri Sep 5 16:54:55 1997 Jim Wilson <wilson@cygnus.com>
11857 * profile.c (output_func_start_profiler): Set DECL_EXTERNAL to zero.
11859 Fri Sep 5 16:16:44 1997 Christian Kuehnke <Christian.Kuehnke@arbi.Informatik.Uni-Oldenburg.DE>
11861 * sparc/sparc.md: Add ultrasparc scheduling support.
11862 * sparc/sparc.h (RTX_COSTS): For MULT give v9 a cost of 25 insns.
11864 Fri Sep 5 14:04:59 1997 Philippe De Muyter <phdm@info.ucl.ac.be>
11866 * integrate.c (save_for_inline_copying): Use 0, not NULL_PTR,
11867 as initial value for real_label_map.
11868 (copy_for_inline): Likewise.
11870 Fri Sep 5 13:36:44 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11872 * sched.c (update_flow_info) When looking if to set found_split_dest
11873 or found_orig_dest, look at all parts of a PARALLEL.
11874 * haifa-sched.c (update_flow_info): Likewise.
11876 Fri Sep 5 10:08:44 1997 Jeffrey A Law (law@cygnus.com)
11878 * v850: New directory for v850 port.
11879 * v850/lib1funcs.asm: New file.
11880 * t-v850, v850.c, v850.h, v850.md, xm-v850.h: New files.
11881 * ginclude/va-v850.h: New file.
11882 * ginclude/varargs.h, ginclude/stdarg.h: Include va-mn10200.h.
11883 * configure.in (mn10200-*-*): New target.
11884 * configure: Rebuilt.
11885 * config.sub: Handle v850-elf.
11886 * Makefile.in (USER_H): Add va-mn10200.h.
11887 * invoke.texi: Document v850 stuff.
11889 Fri Sep 5 09:37:50 1997 Jim Wilson (wilson@cygnus.com)
11891 * sdbout.c (plain_type_1, case ARRAY_TYPE): Verify that TYPE_DOMAIN
11892 has integer TYPE_{MAX,MIN}_VALUE before using them.
11894 * m68k/m68k.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Add
11895 __HPUX_ASM__ versions.
11897 Fri Sep 5 09:08:44 1997 Jeffrey A Law (law@cygnus.com)
11899 * install.sh: Delete duplicate install script.
11901 Thu Sep 4 23:14:27 1997 Stan Cox (coxs@dg-rtp.dg.com)
11903 * reg-stack.c (subst_stack_regs): Pop the stack register for a
11904 computed goto which sets the same stack register.
11906 * reg-stack.c (compare_for_stack_reg): Swap only if the source and
11907 destination are both on the regstack.
11908 (subst_stack_regs_pat): Put the destination at the top of the regstack.
11910 Thu Sep 4 15:02:27 1997 Jim Wilson <wilson@cygnus.com>
11912 * mips.md (nonlocal_goto_receiver): Define.
11914 * profile.c (output_arc_profiler): Check next_insert_after for non
11915 NULL before deferencing it.
11917 * i386/t-sol2 (TARGET_LIBGCC2_CFLAGS): Define to -fPIC.
11919 Thu Sep 4 14:51:57 1997 Jeffrey A Law (law@cygnus.com)
11921 * i386.h (CPP_CPU_DEFAULT): Avoid using #elif.
11923 Thu Sep 4 15:01:49 1997 Michael Meissner <meissner@cygnus.com>
11925 * toplev.c (rest_of_compilation): For passes starting with
11926 flow_analysis, use print_rtl_with_bb instead of print_rtl.
11928 * print-rtl.c (print_rtl_single): Print a single rtl value to a
11931 * flow.c (print_rtl_with_bb): Print which insns start and end
11932 basic blocks. For the start of a basic block, also print the live
11935 Thu Sep 4 11:51:43 1997 Jim Wilson <wilson@cygnus.com>
11937 * toplev.c (main): Change #elif to #else/#ifdef
11939 * tlink.c: Include ctype.h.
11940 * ginclude/va-mips.h: Add _VA_MIPS_H_ENUM ifdef/define/endif.
11942 Thu Sep 4 11:17:16 1997 Mikeael Meissner (meissner@cygnus.com)
11944 * bitmap.c: Conditionally include stdlib.h.
11945 (free): Provide a declaration if NEED_DECLARATION_FREE.
11947 Thu Sep 4 09:58:53 1997 Joel Sherrill (joel@OARcorp.com)
11949 * i960/i960.h: Added default for SUBTARGET_SWITCHES macro.
11951 Thu Sep 4 09:53:20 1997 Jim Wilson (wilson@cygnus.com)
11953 * profile.c (output_arc_profiler): Verify next_insert_after is an
11954 INSN before and after skipping a stack pop.
11956 Thu Sep 4 07:39:19 1997 J"orn Rennecke <amylaar@cygnus.co.uk>
11958 * final.c (shorten_branches): Don't count the lengths of deleted
11961 Thu Sep 4 09:43:01 1997 Jeffrey A Law (law@cygnus.com)
11963 * version.c: Bump for snapshot.
11965 Thu Sep 4 11:04:21 1997 Michael Meissner <meissner@cygnus.com>
11967 * bitmap.h (EXECUTE_IF_AND_IN_BITMAP): New macro, to iterate over
11968 two bitmaps ANDed together.
11969 (bitmap_print): Declare.
11971 * bitmap.c (function_obstack): Don't declare any more.
11972 (bitmap_obstack): Obstack for allocating links from.
11973 (bitmap_obstack_init): New static to say whether to initialize
11975 (bitmap_element_allocate): Use bitmap_obstack to allocate from.
11976 (bitmap_release_memory): Free all memory allocated from
11979 * basic-block.h (EXECUTE_IF_AND_IN_REG_SET): New macro, invoke
11980 EXECUTE_IF_AND_IN_BITMAP.
11982 Wed Sep 3 10:39:42 1997 Jim Wilson <wilson@cygnus.com>
11984 * alias.c (true_dependence): Address with AND can alias scalars.
11985 (anti_dependence, output_dependence): Likewise.
11987 * alias.c (true_dependence): Test x for BLKmode, in addition to mem.
11989 Wed Sep 3 09:28:50 CDT 1997 Joel Sherrill (joel@OARcorp.com)
11991 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h, m68k/rtems.h,
11992 mips/rtems64.h, pa/rtems.h, rs6000/rtems.h, sh/rtems.h,
11993 sparc/rtems.h (subtarget_switches): Removed SUBTARGET_SWITCHES
11994 definitions. Use -qrtems instead of -mrtems.
11996 Wed Sep 3 09:05:41 1997 Robert Lipe (robert@dgii.com)
11998 * xm-sco5.h (sys_siglist): Define.
11999 (SYS_SIGLIST_DECLARED): Likewise.
12001 Tue Sep 2 23:33:33 1997 Jeffrey A Law (law@cygnus.com)
12003 * expr.c (convert_move): Handle truncation from TQFmode to QFmode.
12005 Wed Sep 3 02:09:30 1997 Torbjorn Granlund <tege@pdc.kth..se>
12007 * except.c (eh_outer_context): Expand masking operation using
12010 Tue Sep 2 18:09:39 1997 Jim Wilson <wilson@cygnus.com>
12012 * alpha.md (floatdisf2-1): New pattern.
12014 Tue Sep 2 18:41:55 1997 Jeffrey A Law (law@cygnus.com)
12016 * xm-svr4.h (SYS_SIGLIST_DECLARED): Define.
12017 * xm-news.h (SYS_SIGLIST_DECLARED): Likewise.
12018 * xm-sysv4.h (SYS_SIGLIST_DECLARED): Likewise.
12019 * gcc.texi: Note that if you define sys_siglist that you should
12020 also define SYS_SIGLIST_DECLARED.
12022 * mn10200.h (INITIALIZE_TRAMPOLINE): PC relative instructions
12023 are relative to the next instruction, not the current instruction.
12025 Tue Sep 2 14:22:43 1997 Jim Wilson <wilson@cygnus.com>
12027 * local-alloc.c (contains_replace_regs): New function.
12028 (update_equiv_regs): When adding a REG_EQUIV note for a set of a MEM,
12029 verify that there is no existing REG_EQUIV note, and add a call to
12030 contains_place_regs.
12032 Tue Sep 2 12:48:11 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12034 * config/alpha/elf.h (CPP_PREDEFINES): Add -D__PIC__ -D__pic__.
12035 (STARTFILE_SPEC): Always use crtbegin.o%s
12036 (ENDFILE_SPEC): Always use crtend.o%s.
12038 Tue Sep 2 12:00:36 1997 Jim Wilson <wilson@cygnus.com>
12040 * alpha/alpha.h (PREFERRED_RELOAD_CLASS): Return NO_REGS if NO_REGS
12042 * emit-rtl.c (gen_lowpart_common): Add code to convert CONST_INT to
12043 SFmode for 64 bit hosts.
12045 Tue Sep 2 13:42:38 1997 Paul N. Hilfinger <hilfingr@CS.Berkeley.EDU>
12047 * fixincludes: Permits spaces between # and define. Discard C++
12048 comments in sys/pci.h on HP/UX 10.20.
12050 Mon Sep 1 22:13:18 1997 Jeffrey A Law (law@cygnus.com)
12052 * version.c: Bump for snapshot.
12054 * pa.c (restore_unscaled_index_insn_codes): New function.
12055 (record_unscaled_index_insn_codes): Likewise.
12056 (output_function_prologue): Call restore_unscaled_index_insn_codes.
12057 (output_function_epilogue): Free memory for unscaled_index_insn_codes.
12058 (pa_reorg): Call record_unscaled_index_insn_codes.
12060 * haifa-sched.c (move_insn): Handle notes correctly for insns
12061 with SCHED_GROUP_P set.
12063 Mon Sep 1 16:58:57 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12065 * alpha/xm-linux.h (USE_BFD): Undef before define.
12067 Mon Sep 1 16:25:34 1997 Jim Wilson <wilson@cygnus.com>
12069 * cse.c (cse_insn): Don't record BLKmode values.
12071 Mon Sep 1 11:25:47 1997 Stephen Williams (steve@icarus.icarus.com)
12073 * i960.h (LINK_SPEC): Handle "-mjX" and "-mrp" switches.
12075 Mon Sep 1 08:29:46 1997 Jeffrey A Law (law@cygnus.com)
12077 * cccp.c (sys_errlist): Remove special 4.4bsd declaration.
12078 * collect2.c (sys_errlist): Likewise.
12079 * cpplib.c (sys_errlist): Likewise.
12080 * gcc.c (sys_errlist): Likewise.
12081 * protoize (sys_errlist): Likewise.
12082 * configure.in: Check for strerror.
12083 * xm-freebsd.h (HAVE_STRERROR): Remove definition.
12084 * xm-gnu.h (HAVE_STRERROR): Likewise.
12085 * xm-linux.h (HAVE_STRERROR): Likewise.
12086 * xm-netbsd.h (HAVE_STRERROR): Likewise.
12087 * xm-bsd386.h (HAVE_STRERROR): Likewise.
12088 * xm-cygwin32.h (HAVE_STRERROR): Likewise.
12089 * xm-dos.h (HAVE_STRERROR): Likewise.
12090 * xm-mingw32.h (HAVE_STRERROR): Likewise.
12091 * xm-pa.h (HAVE_STRERROR): Likewise.
12092 * xm-papro.h (HAVE_STRERROR): Likewise.
12093 * xm-sysv4.h (HAVE_STRERROR): Likewise.
12094 * configure, config.in: Rebuilt.
12096 * Makefile.in: Add several missing "else true" clauses.
12098 * collect2.c: Change DONT_DECLARE_SYS_SIGLIST to SYS_SIGLIST_DECLARED.
12099 * mips-tfile.c: Likewise.
12100 * gcc.texi: DONT_DECLARE_SYS_SIGLIST: Remove docs.
12101 * xm-linux.h (DONT_DECLARE_SYS_SIGLIST): Delete definition.
12102 * xm-freebsd.h, xm-bsd386.h, xm-sysv4.h, xm-sol2.h: Likewise.
12103 * configure.in: Check for sys_siglist declaration.
12104 * configure, config.in: Rebuilt.
12106 Mon Sep 1 08:04:07 1997 Joel Sherrill (joel@OARcorp.com)
12108 * i386/go32-rtems.h, i386/rtems.h, i960/rtems.h,
12109 m68k/rtems.h, mips/rtems64.h, pa/rtems.h, rs6000/rtems.h,
12110 sparc/rtems.h (subtarget_switches): Added -mrtems as a switch.
12111 * i960/i960.h: Added SUBTARGET_SWITCHES macro.
12112 * rs6000/sysv4.h (extra_subtarget_switches): Added new
12113 macro EXTRA_SUBTARGET_SWITCHES.
12114 * configure.in (sh*-*-rtems*): New target.
12115 * sh/rtems.h: New file.
12116 * sh/sh.h: Added SUBTARGET_SWITCHES macro.
12117 * configure: Rebuilt.
12119 Sat Aug 30 22:54:26 1997 Jim Wilson <wilson@cygnus.com>
12121 * unroll.c (calculate_giv_inc): Handle increment with code PLUS.
12123 Sat Aug 30 10:49:46 1997 David Edelsohn <edelsohn@mhpcc.edu>
12125 * rs6000.md: Make DF fused-add operations pay attention to
12128 Fri Aug 29 19:19:54 1997 Jim Wilson <wilson@cygnus.com>
12130 * i386/xm-sysv4.h (DONT_DECLARE_SYS_SIGLIST): Define.
12132 Fri Aug 29 16:13:51 1997 Jeffrey A Law (law@cygnus.com)
12134 * pa.md (reload_peepholes): Make sure operand is a REG before
12135 examining REGNO. Allow general registers too.
12137 Fri Aug 29 11:42:04 1997 Jim Wilson <wilson@cygnus.com>
12139 * varasm.c (mark_constants): Don't look inside CONST_DOUBLEs.
12141 Fri Aug 29 09:33:20 1997 Philipp Thomas (kthomas@lxi165.gwdg.de)
12143 * dwarf2out.c (build_abbrev_table): Use xrealloc, not xmalloc
12144 to reallocate abbrev_die_table.
12146 Thu Aug 28 15:14:46 1997 Jim Wilson <wilson@cygnus.com>
12148 * m68k/m68k.md (iorsi_zexthi_ashl16): Disable.
12150 1997-08-27 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de>
12152 * Makefile.in (config.status): Depend on version.c
12154 * expr.h (insn_gen_function): Reenable prototype.
12156 * expr.c (move_by_pieces_1, clear_by_pieces_1): Fix prototype of
12159 Thu Aug 28 13:01:43 1997 Jim Wilson <wilson@cygnus.com>
12161 * i386.c (ix86_expand_epilogue): Emit blockage instruction when pic.
12163 Thu Aug 28 07:03:15 1997 Jeffrey A Law (law@cygnus.com)
12165 * version.c: Bump for latest snapshot.
12167 * bc-optab.c: Conditionally include stdlib.h.
12168 (free): Provide a declaration if NEED_DECLARATION_FREE.
12169 * tree.c (free): Provide a declaration if NEED_DECLARATION_FREE.
12170 * rtl.h (free): Remove declaration.
12171 * tree.h (free): Remvoe declaration.
12173 * configure: Rebuilt.
12175 Wed Aug 27 21:32:20 1997 Jeffrey A Law (law@cygnus.com)
12177 * flags.h (flag_move_all_movables): Declare.
12178 (flag_reduce_all_givs): Likewise.
12179 * loop.c (move_movables): Handle flag_move_all_movables.
12180 (strength_reduce): Handle flag_reduce_all_givs.
12181 * toplev.c (flag_move_all_movables): Define.
12182 (flag_reduce_all_givs): Likewise.
12183 (f_options): Add -fmove-all-movables and -freduce-all-givs.
12184 * invoke.texi: Document new options, including alias stuff that
12185 wasn't included last time.
12187 Wed Aug 27 18:08:51 1997 Bob Manson (manson@cygnus.com)
12189 * t-h8300: Use TARGET_LIBGCC2_CFLAGS instead of LIBGCC2_CFLAGS.
12190 * t-mn10200: Ditto.
12191 * t-vxsparc: Ditto.
12192 * t-vxworks68: Ditto.
12193 * t-vxworks960: Ditto.
12196 Wed Aug 27 16:35:29 1997 Richard Henderson <rth@cygnus.com>
12198 * alpha/xm-alpha.h (alloca): Define alloca to builtin_alloca for GNUC
12199 if not already defined, and USE_C_ALLOCA not defined.
12201 Wed Aug 27 16:08:43 1997 Jim Wilson <wilson@cygnus.com>
12203 * config.guess: Replace with script that uses ../config.guess.
12205 * config/alpha/elf.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1
12206 if USE_GNULIBC_1 is not defined.
12208 Wed Aug 27 15:49:12 1997 Richard Henderson <rth@cygnus.com>
12210 * alpha/elf.h (LINK_SPEC): Conditionalize on USE_GNULIBC_1.
12211 * config.guess: Recognize alpha-linux-gnulibc1.
12212 * configure.in (alpha-*-linux-gnulibc1): New target.
12213 (alpha-*-linux-gnu*): Don't build crtbegin/end.
12215 Wed Aug 27 11:52:58 1997 Jim Wilson <wilson@cygnus.com>
12217 * m68k.md (iorsi3_internal): Readd ! TARGET_5200 check lost in
12220 Wed Aug 27 01:56:18 1997 Doug Evans <dje@seba.cygnus.com>
12222 * loop.c (combine_movables): Earlier insns don't match later ones.
12224 Wed Aug 27 01:24:25 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12226 * config/linux.h (CC1_SPEC): Define it only if not defined.
12228 * config/m68k/linux.h (CC1_SPEC): Undefine it before include
12231 * config/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1 if
12232 USE_GNULIBC_1 is not defined.
12234 * config/rs6000/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined as 1.
12236 * config/sparc/linux.h (DEFAULT_VTABLE_THUNKS): New. Defined
12237 as 1 if USE_GNULIBC_1 is not defined.
12239 Wed Aug 27 00:49:14 1997 Jeffrey A Law (law@cygnus.com)
12241 * reorg.c (dbr_schedule): Allow current_function_return_rtx
12242 to be something other than a REG.
12243 * function.c (expand_function_end): Fix current_function_return_rtx
12244 if it was a pseudo.
12246 * t-freebsd (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS.
12247 * x-netbsd: Likewise
12248 * x-dgux (USER_H): Include EXTRA_HEADERS and LANG_EXTRA_HEADERS
12249 (INSTALL_HEADERS): Delete.
12250 * x-dguxbcs: Likewise.
12251 * x-hp3bsd44: Likewise
12254 Wed Aug 27 00:30:00 1997 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
12256 * i386.md (pop): pop increments the stack pointer.
12257 (prologue_set_stack_ptr): New pattern.
12258 * i386.c (ix86_expand_prologue): Use prologue_set_stack_ptr
12261 Tue Aug 26 18:50:32 1997 Jim Wilson <wilson@cygnus.com>
12263 * reload.c (find_reloads, case '0'): Reject matching a non-offsettable
12264 address where an offsettable address is required.
12266 Tue Aug 26 17:54:56 1997 Michael P. Hayes (michaelh@ongaonga.chch.cri.nz>
12268 * loop.c (check_final_value): Don't miss a biv increment in a
12271 Tue Aug 26 12:03:49 1997 Jim Wilson (wilson@cygnus.com)
12273 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Check
12274 TYPE_DECL_IS_STUB instead of DECL_NAME.
12276 Mon Aug 25 23:27:10 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12278 * objc/Make-lang.in ($(OBJC_O)): Also depend on cc1obj.
12280 Mon Aug 25 23:27:10 1997 Jim Meyering <meyering@eng.ascend.com>
12282 * objc/Make-lang.in ($(OBJC_O)): Also depend on $(GCC_PASSES).
12284 Mon Aug 25 13:12:24 1997 Jeffrey A Law (law@cygnus.com)
12286 * haifa-sched.c (find_pre_sched_live): Remove #if 0 code.
12287 (find_post_sched_live): Likewise.
12289 * haifa-sched.c (schedule_block): Remove old code to get arguments
12290 from hard regs into pseudos early.
12292 Mon Aug 25 08:55:00 1997 Jeffrey A Law (law@cygnus.com)
12294 * version.c: Bump for new snapshot.
12296 * local-alloc.c (update_equiv_regs): All the target to reject
12297 promotion of some REG_EQUAL to REG_EQUIV notes.
12298 * pa.h (DONT_RECORD_EQUIVALENCE): Define.
12300 * pa.c (secondary_reload_class): (mem (mem ... )) does not need
12303 * pa.c (hppa_builtin_saveregs): Emit a blockage insn after the
12304 store of the argument registers.
12306 Mon Aug 25 08:39:02 1997 Craig Burley (burley@gnu.ai.mit.edu)
12308 * fold-const.c (multiple_of_p): New function.
12309 (fold): Turn some cases of *_DIV_EXPR into EXACT_DIV_EXPR.
12311 Mon Aug 25 01:47:41 1997 Jeffrey A Law (law@cygnus.com)
12313 * expr.h (insn_gen_function): Temporarily remove prototype.
12315 Sun Aug 24 17:22:21 1997 Jim Wilson <wilson@cygnus.com>
12317 * Makefile.in (install-info): Don't cd into srcdir. Add srcdir to
12318 filenames. Use sed to extract base filename for install.
12320 Sat Aug 23 18:19:40 1997 John F. Carr <jfc@mit.edu>
12322 * unroll.c (find_splittable_givs): Only share if two givs have the
12323 same add and multiply values.
12325 Sat Aug 23 14:36:27 1997 Jim Wilson <wilson@cygnus.com>
12327 * m68k/next.h (GO_IF_INDEXABLE_BASE): Fix typo in undef.
12328 * m68k/m68kemb.h (LIB_SPEC): Add missing comment end before it.
12330 Sat Aug 23 00:18:22 1997 Jeffrey A Law (law@cygnus.com)
12332 * pa.c (pa_reorg): Always put begin_brtab and end_brtab insns
12333 around branch tables.
12334 * pa.md (begin_brtab, end_brtab): Only emit the .begin_brtab
12335 and .end_brtab directives if TARGET_GAS.
12337 Fri Aug 22 14:05:55 1997 Jim Wilson <wilson@cygnus.com>
12339 * alias.c (true_dependence): Pass x_addr not x to varies.
12341 * acconfig.h (NEED_DECLARATION_CALLOC): Add.
12342 * configure.in: Add GCC_NEED_DECLARATION call for calloc.
12343 * rs6000/xm-rs6000.h (malloc, realloc, calloc, free): Delete
12345 * config.in, configure: Regenerate.
12347 Thu Aug 21 23:52:16 1997 John F. Carr <jfc@mit.edu>
12349 * alias.c (find_base_value): Improve handling of PLUS, MINUS, and
12351 (record_set): Handle LO_SUM like PLUS.
12352 (init_alias_analysis): When following chains of base addresses,
12353 do not stop on reaching a hard register.
12355 Thu Aug 21 20:17:37 1997 Jeffrey A Law (law@cygnus.com)
12357 * version.c: Bump for new snapshot.
12359 Thu Aug 21 17:28:00 1997 Jim Wilson <wilson@cygnus.com>
12361 * alpha.h (ARCH_ASM_FILE_START): Define.
12362 (ASM_FILE_START): Use ARCH_ASM_FILE_START.
12363 * osf12.h, osf2or3.h (ARCH_ASM_FILE_START): Redefine to null string.
12365 Thu Aug 21 10:22:19 1997 Jeffrey A Law (law@cygnus.com)
12367 * Makefile.in (install-common): Put gcov comment at start of line.
12369 Wed Aug 20 22:47:33 1997 Jeffrey A Law (law@cygnus.com)
12371 * alias.c (init_alias_analysis): When simplifying the reg_base_value
12372 array, simplify entries for hard registers too.
12374 Wed Aug 20 12:35:47 1997 Dave Love <d.love@dl.ac.uk>
12376 * dwarf2.h (enum dwarf_call_frame_info): Remove trailing comma from
12379 Wed Aug 20 11:58:33 1997 Jim Wilson <wilson@cygnus.com>
12381 * stmt.c (start_cleanup_deferal, end_cleanup_deferal): Test
12382 block_stack before dereferencing it.
12384 Wed Aug 20 11:57:11 1997 Michael Meissner <meissner@cygnus.com>
12386 * rs6000.h (ISSUE_RATE): Define instead of MACHINE_issue_rate.
12388 Tue Aug 19 17:10:56 1997 Jason Merrill <jason@yorick.cygnus.com>
12390 * cplus-dem.c: Add 'extern' to prepends_underscore.
12392 Tue Aug 19 09:34:57 1997 Jeffrey A Law (law@cygnus.com)
12394 * haifa-sched.c (ISSUE_RATE): Renamed from MACHINE_issue_rate.
12395 (get_issue_rate): Delete.
12396 * pa.h (ISSUE_RATE): Define.
12398 * configure.in: Turn on haifa by default for the PA.
12399 * configure: Rebuilt.
12400 * pa.c (override_options): Accept -mschedule=7200 option.
12401 (pa_adjust_cost): No longer need to scale costs for newer
12403 * pa.h (enum processor_type): Add PROCESSOR_7200.
12404 * pa.md: Revamp scheduling parameters to work better with
12405 haifa. Add scheduling parameters for the 7200.
12407 * haifa-sched.c (move_insn): Reemit notes for SCHED_GROUP_P
12409 (schedule_block): When adjusting basic_block_{head,end}, account
12410 for movement of SCHED_GROUP_P insns too.
12412 * haifa-sched.c (debug_dependencies): Fix thinko.
12414 * Makefile.in (EXPECT, RUNTEST, RUNTESTFLAGS): Define.
12415 (site.exp, check, check-g++, check-gcc): New targets.
12417 * haifa-sched.c: Make lots of variables static.
12419 Tue Aug 19 07:18:34 1997 H.J. Lu (hjl@gnu.ai.mit.edu)
12421 * expr.h, real.h: Finish prototyping.
12423 Mon Aug 18 21:49:02 1997 Jim Wilson <wilson@cygnus.com>
12425 * reload.c (find_reloads): Add code to convert RELOAD_FOR_OPADDR_ADDR
12426 reloads to RELOAD_FOR_OPERAND_ADDRESS reloads.
12427 * reload1.c: Undo bugfix from Aug 11.
12429 Mon Aug 18 17:39:02 1997 Mike Meissner <meissner@cygnus.com>
12431 * configure.in ({powerpc,rs6000}*-*-*, --with-cpu): Remove single
12432 quotes around the name.
12433 * configure: Regenerate.
12435 Mon Aug 18 13:46:47 1997 Jim Wilson <wilson@cygnus.com>
12437 * Makefile.in (stmp-multilib-sub): Fix typo in last change.
12439 Thu Aug 7 10:33:13 1997 Manfred Hollstein <manfred@s-direktnet.de>
12441 * Makefile.in (sub-makes): Pass the current value of LANGUAGES down
12442 to sub-makes to avoid building more passes than the user might have
12443 requested on the command line.
12445 Sun Aug 17 15:42:17 1997 Dave Love (d.love@dl.ac.uk)
12447 * configure.in: Expurgate `broken_install' (install is
12450 * configure.lang: Substitute autoconfed ${INSTALL} (not currently
12453 Sat Aug 16 01:08:12 1997 Jeffrey A Law (law@cygnus.com)
12455 * loop.c (is_power_of_2, is_conditional_branch): Delete unused
12456 functions and declarations.
12457 (analyze_loop_iterations): Use condjump_p.
12458 (insert_bct): Likewise. Use exact_log2.
12460 Fri Aug 15 23:48:32 1997 Jeffrey A Law (law@cygnus.com)
12462 * haifa-sched.c (find_post_sched_live): Call FREE_REG_SET as needed.
12463 (schedule_region): Likewise.
12464 (schedule_insns): Likewise.
12466 * PROJECTS: Update with Haifa stuff.
12468 Fri Aug 15 12:49:56 1997 Jeffrey A Law (law@cygnus.com)
12470 * version.c: Change the version string to look like:
12471 egcs-2.90.00 970814 (gcc2-970802 experimental).
12473 * loop.c (is_conditional_branch): Make definition match declaration.
12475 * gcc.c: Take out experimental snapshot warning message.
12477 Fri Aug 15 13:43:39 1997 Michael Meissner <meissner@cygnus.com>
12479 * haifa-sched.c (debug_dependencies): Use GET_NOTE_INSN_NAME to
12480 print out the names of the notes. Print out the name of the insn
12481 that is not a note, and not an {,CALL_,JUMP_}INSN.
12483 Wed Aug 13 17:32:38 1997 Jason Merrill <jason@yorick.cygnus.com>
12485 * expr.c (expand_expr, case TARGET_EXPR): Call mark_addressable
12486 again for the slot after we give it RTL.
12488 Wed Aug 13 01:03:37 1997 Doug Evans <dje@canuck.cygnus.com>
12490 * configure.in (haifa configury): Fix typo.
12491 * configure: Regenerate.
12493 Tue Aug 12 10:20:36 1997 Jeffrey A Law (law@cygnus.com)
12495 * version.c: Bump version to "gcc-3.0.0 970802 experimental".
12497 * gcc.info*: Rebuilt.
12499 * COPYING.g77, README.g77: New files.
12500 * real.c (ereal_unto_float, ereal_unto_double): New functions.
12501 * real.h (ereal_unto_float, ereal_unto_double): Declare them.
12502 (REAL_VALUE_UNTO_TARGET_DOUBLE, REAL_VALUE_UNTO_TARGET_SINGLE): Define.
12504 Mon Aug 11 14:50:55 1997 Jeffrey A Law (law@cygnus.com)
12506 * Integrate Haifa instruction scheduler.
12507 * Makefile.in (ALL_CFLAGS): Add SCHED_CFLAGS. Prefix all references
12508 to sched with $(SCHED_CFLAGS.
12509 * configure.in: Handle --enable-haifa.
12510 * configure: Rebuilt.
12511 * flags.h: Add new flags for haifa instruction scheduler.
12512 * genattrtab.c (expand_units): For haifa, don't subtract one
12513 when computing blockage.
12514 * toplev.h (flag_schedule_interblock): Haifa scheduler flag.
12515 (flag_schedule_speculative): Ditto.
12516 (flag_schedule_speculative_load): Ditto.
12517 (flag_schedule_speculative_load_dangerous): Ditto.
12518 (flag_schedule_reverse_before_reload): Ditto.
12519 (flag_schedule_reverse_after_reload): Ditto.
12520 (flag_branch_on_count_reg): Ditto.
12521 (f_options): Add Haifa switches.
12522 (main): Turn off some Haifa options if appropriate macro is
12523 defined. Process Haifa switches.
12524 * unroll.c (iteration_info): No longer static, since Haifa
12526 (unroll_loop): Inform HAIFA scheduler about loop unrolling factor.
12527 * unroll.c (unroll_loop): Set loop_unroll_iter, loop_start_value.
12528 * loop.h (loop_unroll_factor, loop_number): Add HAIFA decls.
12529 * loop.h (loop_initial_value,loop_unroll_iter): New globals.
12530 * loop.c (loop_optimize): If HAIFA is defined, allocate additional
12531 storage for the Haifa scheduler.
12532 (mark_loop_jump): If HAIFA defined, set LABEL_OUTSIDE_LOOP_P and
12534 (strength_reduce): If HAIFA and HAVE_decrement_and_branch_on_count
12535 are defined, call analyze_loop_iterations and insert_bct to use
12537 (record_giv): Refine test for jumps out of loops if HAIFA is
12539 (analyze_loop_iterations): New function to identify if we can use
12541 (insert_bct): Insert countdown loop.
12542 (instrument_loop_bct): Low level code to insert countdown loop.
12543 (loop_number): Calculate UID of loop.
12544 (indirect_jump_in_function_p): Return true if an indirect jump is
12546 (is_power_of_2): Return true if value is a power of 2.
12547 (is_conditional_branch): Return true if insn is a conditional
12549 (fix_bct_param): Process -fbct-{min,max}-N switches.
12550 (check_bct_param): Return true if loop should be instrumented.
12551 * loop.c (loop_initial_value,loop_unroll_iter): New globals.
12552 (loop_optimize): Initialize.
12553 (get_condition_for_loop): Ditto.
12554 * loop.c (strength_reduce): Inside of code that uses #ifdef
12555 HAVE_decrement_and_branch_on_count code, test it to make sure the
12557 (instrument_loop_bct): Ditto.
12558 * haifa-sched.c: New file.
12561 * Integrate regmove pass.
12562 * Makefile.in (OBJS): Add regmove.o
12563 (regmove.o): Add dependencies.
12564 * flow.c (find_use_as_address): No longer static.
12565 * rtl.h (find_use_as_address): Declare.
12566 * toplev.c (regmove_dump, flag_regmove): Define.
12567 (f_options): Add -fregmove.
12568 (regmove_dump_file, regmove_time): Define.
12569 (fatal_insn): Close the regmove dump file.
12570 (compile_file): Initialize regmove_time; open/close the regmove dump
12571 file as needed. Print regmove time as needed.
12572 (rest_of_compilation): Run regmove pass if requested, dump
12573 RTL after regmove if requested.
12574 (main): If -O2 or more, turn on regmove. Handle dump switches.
12575 * regmove.c: New file.
12577 Mon Aug 11 14:15:02 1997 Jeffrey A Law (law@cygnus.com)
12579 * Integrate tlink patch from jason@cygnus.com
12580 * gcc.c (SWITCH_TAKES_ARG): Add 'V', 'B' and 'b'.
12581 (process_command): Increment n_switches for them. Don't discard
12582 their args. Validate them.
12583 (main): Escape " marks when creating COLLECT_GCC_OPTIONS.
12585 (process_command): Set include_prefixes from COMPILER_PATH.
12586 (main): Set COLLECT_GCC_OPTIONS sooner.
12587 * confiugre.in: Link ../ld/ld.new to collect-ld rather than real-ld.
12588 * tlink.c, hash.c, hash.h: New files.
12589 * Makefile.in (USE_COLLECT2): Always use collect2.
12590 (collect2): Depend on and link in hash.o and tlink.o.
12591 (tlink.o, hash.o): Add dependencies.
12593 Mon Aug 11 10:04:49 1997 Jeffrey A Law (law@cygnus.com)
12595 * Integrate alias analysis changes from jfc@mit.edu
12596 * Makefile.in (OBJS): Add alias.o
12597 (alias.o): Add dependencies.
12598 * alias.c: New file.
12599 * sched.c: Remove alias analysis code. It lives in alias.c now.
12600 (sched_analyze_2): Add new arguments to true_dependence.
12601 (schedule_insns): Always call init_alias_analysis.
12602 * calls.c (expand_call): Note calls to malloc, calloc, and realloc;
12603 mark return value from such functions as a pointer and keep track of
12604 them for alias analysis. If a return value from a function is a
12605 pointer, mark it as such.
12606 * combine.c (distribute_notes): Handle REG_NOALIAS.
12607 * cse.c (struct write_data): Delete. No longer needed.
12608 (invalidate): Don't call set_nonvarying_address_components anymore.
12609 Use true_dependence to decide if an entry should be removed from
12611 (invalidate_memory): Remove WRITES argument, simplify appropriately.
12613 (note_mem_written): Similarly for WRITE_PTR argument.
12614 (invalidate_from_clobbers): Similarly for W argument.
12615 (invalidate_for_call): Remove memory elements from the hash table.
12616 (refers_to_mem_p, cse_rtx_addr_varies_p): Deleted.
12617 (cse_rtx_varies_p): New function. Derived from old
12618 cse_rtx_addr_varies_p.
12619 (cse_insn): Remove WRITES_MEMORY and INIT variables and all references.
12620 Don't call note_mem_written anymore. Stack pushes invalidate the stack
12621 pointer if PUSH_ROUNDING is defined. No longer need to call
12622 cse_rtx_addr_varies_p to decide if a MEM should be invalidated.
12623 (skipped_writes_memory): Remove variable.
12624 (invalidate_skipped_set): Simplify and wewrite to use invalidate_memory.
12625 (invalidate_skipped_block): Simplify for new alias analysis code.
12626 (cse_set_around_loop): Likewise.
12627 (cse_main): Call init_alias_analysis.
12628 * flags.h (flag_alias_check, flag_argument_noalias): Declare.
12629 * toplev.c (flag_alias_check, flag_argument_noalias): Define.
12630 (f_options): Add new alias checking arguments.
12631 (main): Set flag_alias_check when optimizing.
12632 * local_alloc (validate_equiv_mem_from_store): Add new arguments
12633 to true_dependence.
12634 (memref_referenced_p): Likewise.
12635 * loop.c (NUM_STORES): Increase to 30.
12636 (prescan_loop): Only non-constant calls set unknown_address_altered.
12637 (invariant_p): Add new arguments to true_dependence.
12638 (record_giv): Initialize unrolled and shared fields.
12639 (emit_iv_add_mult): Call record_base_value as needed.
12640 * loop.h (struct induction): Add unrolled and shared fields.
12641 * unroll.c (unroll_loop): Call record_base_value as needed.
12642 (copy_loop_body): Likewise.
12643 (final_biv_value): Likewise.
12644 (final_giv_value): Likewise.
12645 (find_splittable_regs): Likewise. Only create one new pseudo
12646 if we have multiple address GIVs that were combined with the same
12647 dst_reg GIV. Note when a new register is created due to unrolling.
12648 * rtl.c (reg_note_name): Add REG_NOALIAS.
12649 * rtl.h (enum reg_note): Similarly.
12650 (rtx_varies_p, may_trap_p, side_effects_p): Declare.
12651 (volatile_refs_p, volatile_insn_p, remove_note): Likewise.
12652 (note_stores, refers_to_regno_p, reg_overlap_mentioned_p): Likewise.
12653 (true_dependence, read_dependence, anti_dependence): Likewise.
12654 (output_dependence, init_alias_analysis, end_alias_analysis): Likewise.
12655 (mark_user_reg, mark_reg_pointer): Likewise.
12658 * Integrate reload bugfix from Wilon which enables the PA port
12659 to bootstrap again.
12660 * reload1.c (reload): Sum needs for both OPADDR_ADDR and
12661 OPERAND_ADDRESS when computing how many registers an insn needs.
12662 (reload_reg_free_p): OPADDR_ADDR and OPERAND_ADDRESS reloads do
12664 (reload_reg_free_before_p): Treat OPERAND_ADDRESS reloads just like
12665 OPADDR_ADDR reload.
12666 (reload_reg_reaches_end_p): For RELOAD_FOR_OPADDR_ADDR insns, registers
12667 in reload_reg_use_in_op_addr do not reach the end.
12668 do not reach the end.
12669 (reloads_conflict): RELOAD_FOR_OPADDR_ADDR conflicts with
12670 RELOAD_FOR_OPERAND_ADDRESS.
12672 Sun Aug 10 12:00:20 1997 Jeffrey A Law (law@cygnus.com)
12674 * egcs project officially starts.
12677 add-log-time-format: current-time-string