James Van Artsdalen [Wed, 6 Jan 1993 07:16:38 +0000 (07:16 +0000)]
Use new file names for included i860 files.
From-SVN: r3114
James Van Artsdalen [Wed, 6 Jan 1993 06:37:55 +0000 (06:37 +0000)]
Use new file names for included sparc files.
From-SVN: r3113
Jeff Law [Wed, 6 Jan 1993 04:53:12 +0000 (21:53 -0700)]
Handle PA configuration files in new subdirectory.
From-SVN: r3112
Richard Stallman [Wed, 6 Jan 1993 04:32:00 +0000 (04:32 +0000)]
Include tahoe.h from tahoe/ subdir.
From-SVN: r3111
Michael Meissner [Wed, 6 Jan 1993 03:12:17 +0000 (03:12 +0000)]
Fix unknown symbol error when linking gen* programs.
From-SVN: r3110
Jim Wilson [Wed, 6 Jan 1993 03:01:33 +0000 (19:01 -0800)]
(Xmu.h): Add missing ${LIB}/.
From-SVN: r3109
Jim Wilson [Wed, 6 Jan 1993 02:59:56 +0000 (18:59 -0800)]
(expand_call): Pass NULL_RTX to INIT_CUMULATIVE_ARGS.
From-SVN: r3108
Jim Wilson [Wed, 6 Jan 1993 02:59:28 +0000 (18:59 -0800)]
(assign_parms): Pass NULL_RTX to INIT_CUMULATIVE_*.
From-SVN: r3107
Jim Wilson [Wed, 6 Jan 1993 02:58:54 +0000 (18:58 -0800)]
(emit_library_call): Pass NULL_TREE to INIT_CUMULATIVE_ARGS.
From-SVN: r3106
Jim Wilson [Wed, 6 Jan 1993 02:48:33 +0000 (18:48 -0800)]
(install-dir): Only make includedir once.
From-SVN: r3105
Jim Wilson [Wed, 6 Jan 1993 02:45:34 +0000 (18:45 -0800)]
(do_line): Add pedantic warnings for out of range line
numbers, and non-space characters after the filename.
From-SVN: r3104
Richard Stallman [Tue, 5 Jan 1993 22:52:25 +0000 (22:52 +0000)]
(c_sizeof): Call force_fit_type only for INTEGER_CST.
From-SVN: r3103
Michael Meissner [Tue, 5 Jan 1993 20:06:50 +0000 (20:06 +0000)]
Move MIPS files into config/mips.
From-SVN: r3102
Richard Stallman [Tue, 5 Jan 1993 19:55:35 +0000 (19:55 +0000)]
Rename decls for vars renamed to _objc_alloc, _objc_dealloc,
_objc_realloc, _objc_copy, _objc_error.
From-SVN: r3101
Richard Stallman [Tue, 5 Jan 1993 09:10:17 +0000 (09:10 +0000)]
(component_declarator): Allow attribute after nameless field.
From-SVN: r3100
James Van Artsdalen [Tue, 5 Jan 1993 08:56:35 +0000 (08:56 +0000)]
Use new file names for included m68k files.
From-SVN: r3099
James Van Artsdalen [Tue, 5 Jan 1993 08:56:09 +0000 (08:56 +0000)]
Change m68ksgs.h reference to m68k/sgs.h.
From-SVN: r3098
James Van Artsdalen [Tue, 5 Jan 1993 08:54:51 +0000 (08:54 +0000)]
Use new files for included m68k files.
From-SVN: r3097
James Van Artsdalen [Tue, 5 Jan 1993 08:47:27 +0000 (08:47 +0000)]
Use new file names for included m68k files.
From-SVN: r3096
James Van Artsdalen [Tue, 5 Jan 1993 08:27:46 +0000 (08:27 +0000)]
Use new file names for included m68k files.
From-SVN: r3095
James Van Artsdalen [Tue, 5 Jan 1993 05:54:06 +0000 (05:54 +0000)]
Use new file names for included ns32k files.
From-SVN: r3094
Richard Stallman [Tue, 5 Jan 1993 05:43:42 +0000 (05:43 +0000)]
($os alternatives for sco and isc): Preserve the specified os version if any.
Each alternative handles both 386 and 486, preserving distinction.
($basic_machine alternatives for sco and isc): Deleted.
(i[34]86v32, i[34]86v, i[34]86v4):
Handle both cpus together, preserving distinction.
From-SVN: r3093
Richard Stallman [Tue, 5 Jan 1993 04:46:25 +0000 (04:46 +0000)]
(ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL):
Alternate definitions if NO_UNDERSCORES.
From-SVN: r3092
Richard Stallman [Tue, 5 Jan 1993 02:11:29 +0000 (02:11 +0000)]
(making dirs and links): If we already made subdirs for a dir foo and foo turns out to be a symlink outside /usr/include...
(making dirs and links): If we already made subdirs
for a dir foo and foo turns out to be a symlink outside /usr/include,
after we have made a dir for it in ./root/, make similar subdirs there.
From-SVN: r3091
Jim Wilson [Mon, 4 Jan 1993 21:58:36 +0000 (13:58 -0800)]
Initial revision
From-SVN: r3090
Jim Wilson [Mon, 4 Jan 1993 21:55:26 +0000 (13:55 -0800)]
Delete `no change needed' messages.
From-SVN: r3089
Jim Wilson [Mon, 4 Jan 1993 21:55:03 +0000 (13:55 -0800)]
Delete `no change needed' messages. Delete all uses of `ex'.
From-SVN: r3088
Torbjorn Granlund [Mon, 4 Jan 1993 19:05:01 +0000 (19:05 +0000)]
(install-common-headers): Pipe grep output to /dev/null.
From-SVN: r3087
Richard Stallman [Mon, 4 Jan 1993 09:04:54 +0000 (09:04 +0000)]
(CC): Add -w.
From-SVN: r3086
Jeff Law [Mon, 4 Jan 1993 06:56:54 +0000 (23:56 -0700)]
Fix typo (missing line) in last change.
From-SVN: r3085
Richard Stallman [Mon, 4 Jan 1993 05:46:01 +0000 (05:46 +0000)]
(perform_*): Rename macro args to arg0, arg1.
From-SVN: r3084
Jeff Law [Mon, 4 Jan 1993 02:37:17 +0000 (19:37 -0700)]
* pa.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
From-SVN: r3083
Jeff Law [Mon, 4 Jan 1993 02:22:40 +0000 (19:22 -0700)]
jump.c (jump_optimize, [...]): Do this regardless of BRANCH_COST if HAVE_incscc is defined.
* jump.c (jump_optimize, case if (foo) b++): Do this regardless
of BRANCH_COST if HAVE_incscc is defined.
From-SVN: r3082
Jeff Law [Mon, 4 Jan 1993 02:22:25 +0000 (19:22 -0700)]
pa.md (scc insn): Name this pattern "scc".
* pa.md (scc insn): Name this pattern "scc".
(negscc, incscc, cmov): New patterns.
From-SVN: r3081
Jeff Law [Mon, 4 Jan 1993 02:22:04 +0000 (19:22 -0700)]
* pa.c (incscc_operator): New function.
From-SVN: r3080
Jeff Law [Mon, 4 Jan 1993 02:19:14 +0000 (19:19 -0700)]
* pa.h (apparent_fsize, actual_fsize): Delete useless declarations.
From-SVN: r3079
Richard Stallman [Mon, 4 Jan 1993 01:38:18 +0000 (01:38 +0000)]
(main): Recognize and remove .cxx as filename suffix.
From-SVN: r3078
Michael Meissner [Mon, 4 Jan 1993 00:42:18 +0000 (00:42 +0000)]
Bump meissner version # to 34.
From-SVN: r3077
Michael Meissner [Mon, 4 Jan 1993 00:37:33 +0000 (00:37 +0000)]
Allow saving FP regs at offset 0 of sp (leaf func that saves no GP regs).
From-SVN: r3076
Richard Kenner [Mon, 4 Jan 1993 00:00:20 +0000 (19:00 -0500)]
(block_alloc): Generalize tying so we can tie any operand with the output unless some operand must be in the same register as the output...
(block_alloc): Generalize tying so we can tie any operand with the
output unless some operand must be in the same register as the output,
in which case only try tying that operand.
From-SVN: r3075
Richard Kenner [Sun, 3 Jan 1993 23:59:45 +0000 (18:59 -0500)]
(rtx_alloc): Clear common area of rtx in a portable manner.
From-SVN: r3074
Jeff Law [Sun, 3 Jan 1993 19:06:42 +0000 (12:06 -0700)]
pa.h (INITIAL_FRAME_POINTER_OFFSET): compute_frame_size () now does the whole calculation, including rounding.
* pa.h (INITIAL_FRAME_POINTER_OFFSET): compute_frame_size ()
now does the whole calculation, including rounding.
(FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Don't pass leaf_function
to output_function_{prologue,epilogue}.
(DELAY_SLOTS_FOR_EPILOGUE): Call hppa_epilogue_delay_slots ().
From-SVN: r3073
Jeff Law [Sun, 3 Jan 1993 19:06:11 +0000 (12:06 -0700)]
pa.c (apparent_fsize): Delete variable.
* pa.c (apparent_fsize): Delete variable.
(compute_frame_size): Many changes. Return the total frame size,
including space for "magic" stuff at the top of the stack and any
rounding for the Snake.
(output_function_prologue): Don't take a leaf_function argument;
Decide that based on frame size and frame_pointer_needed.
Don't emit any frame diddling code if actual_fsize is 0.
(output_function_epilogue): Don't take leaf_function argument.
Don't do anything if no frame.
Keep stack pointer aligned to 64 bytes before loading from old
frame pointer.
(hppa_epilogue_delay_slots): Only if there is no frame will we
have an empty delay slot to fill.
(eligible_for_epilogue_delay): Don't check "leaf_function" anymore.
From-SVN: r3072
Jeff Law [Sun, 3 Jan 1993 19:03:54 +0000 (12:03 -0700)]
pa.h (CONST_COSTS): Make CONST_DOUBLES very expensive.
* pa.h (CONST_COSTS): Make CONST_DOUBLES very expensive.
Give HIGH expressions a small cost with CONST, SYMBOL_REF,
and LABEL_REF being twice as expensive as HIGH.
From-SVN: r3071
Jeff Law [Sun, 3 Jan 1993 19:02:45 +0000 (12:02 -0700)]
pa.c (fmpyaddoperands): Verifys given registers are suitable for use in fmpyadd instructions.
* pa.c (fmpyaddoperands): Verifys given registers are suitable for
use in fmpyadd instructions.
(fmpysuboperands): Likewise, but for fmpysub instructions.
From-SVN: r3070
Jeff Law [Sun, 3 Jan 1993 19:02:27 +0000 (12:02 -0700)]
pa.md (fmpyadd peepholes): New peepholes to issue independent floating point multiply and add instructions...
* pa.md (fmpyadd peepholes): New peepholes to issue independent
floating point multiply and add instructions at the same time.
(fmpysub peepholes): Likewise for multiply and subtract instructions.
From-SVN: r3069
Jeff Law [Sun, 3 Jan 1993 18:59:12 +0000 (11:59 -0700)]
pa.c (hppa_save_pic_table_rtx): New variable.
* pa.c (hppa_save_pic_table_rtx): New variable.
(finalize_pic): Setup hppa_save_pic_table_rtx..
From-SVN: r3068
Jeff Law [Sun, 3 Jan 1993 18:58:56 +0000 (11:58 -0700)]
pa.h (FIXED_REGISTERS, [...]): r3 isn't fixed!
* pa.h (FIXED_REGISTERS, CALL_USED_REGISTERS): r3 isn't fixed!
(REG_ALLOC_ORDER): Move r3 up in the allocation order.
(HAVE_ATEXIT): Define.
From-SVN: r3067
Jeff Law [Sun, 3 Jan 1993 18:58:36 +0000 (11:58 -0700)]
pa.md (call, call_value): If flag_pic, emit restore of PIC table register.
* pa.md (call, call_value): If flag_pic, emit restore of PIC table
register.
(call_interal, call_value_internal): Name matching insns.
(movsi, movhi, movqi, movdi, movsf, movdf patterns): Don't
match memory to memory moves.
From-SVN: r3066
Richard Kenner [Sun, 3 Jan 1993 12:28:19 +0000 (07:28 -0500)]
(putenv_from_prefixes): Use PATH_SEPARATOR.
Properly use JUST_MACHINE_SUFFIX when desired; always make path the same as
find_a_file will use.
From-SVN: r3065
Richard Kenner [Sun, 3 Jan 1993 12:16:36 +0000 (07:16 -0500)]
Remove inadvertent change.
From-SVN: r3064
Richard Kenner [Sun, 3 Jan 1993 12:09:52 +0000 (07:09 -0500)]
(movdi): Tests were in wrong order.
From-SVN: r3063
Richard Stallman [Sat, 2 Jan 1993 21:51:50 +0000 (21:51 +0000)]
Translate sunos5 to solaris2, and solaris1 to sunos4.
From-SVN: r3062
Richard Stallman [Sat, 2 Jan 1993 21:44:10 +0000 (21:44 +0000)]
(int_size_in_bytes): Change ret type back to int.
From-SVN: r3061
Richard Stallman [Sat, 2 Jan 1993 21:43:51 +0000 (21:43 +0000)]
(expand_call): Don't use int_size_in_bytes for a variable-size object.
From-SVN: r3060
Jim Wilson [Sat, 2 Jan 1993 20:15:58 +0000 (12:15 -0800)]
(label): Use expr_no_commas instead of expr for case labels.
From-SVN: r3059
Richard Stallman [Sat, 2 Jan 1993 09:54:14 +0000 (09:54 +0000)]
(gcc.o): Define TOOLDIR_BASE_PREFIX.
From-SVN: r3058
Richard Stallman [Sat, 2 Jan 1993 09:53:53 +0000 (09:53 +0000)]
(TOOLDIR_PREFIX): Define if not defined.
(tooldir_prefix, tooldir_base_prefix): New variables.
(main): Set tooldir_prefix. Add it (plus `bin' or `lib') to search paths.
From-SVN: r3057
Richard Stallman [Sat, 2 Jan 1993 09:51:39 +0000 (09:51 +0000)]
(STARTFILE_SPEC): Removed -L"TOOLDIR"/lib.
From-SVN: r3056
Richard Stallman [Sat, 2 Jan 1993 09:05:01 +0000 (09:05 +0000)]
(cccp.o, protoize.o, unprotoize.o):
Define TOOL_INCLUDE_DIR as $(tooldir)/include.
(test-protoize-simple): Define TOOL_INCLUDE_DIR as 0.
From-SVN: r3055
Richard Stallman [Sat, 2 Jan 1993 09:03:50 +0000 (09:03 +0000)]
(default_include): Look directly in TOOL_INCLUDE_DIR.
From-SVN: r3054
Richard Stallman [Sat, 2 Jan 1993 08:33:03 +0000 (08:33 +0000)]
(REAL_LD_NAME): New variable.
(collect2.o): Don't need STANDARD_STARTFILE_PREFIX, etc.
(install-cross-tools): Use REAL_LD_NAME instead of `ld' when linking
files from tooldir to libsubdir.
From-SVN: r3053
Richard Stallman [Sat, 2 Jan 1993 08:32:09 +0000 (08:32 +0000)]
(main): Look for `real-ld' after `gld', before `ld'.
Fix typo in -debug part of previous change.
Look for tools using paths rather than a single prefix.
(struct prefix_list, struct path_prefix): New structures.
(cpath, path): New variables.
(find_a_file, add_prefix): New functions; simplified versions of
functions from gcc.c.
(prefix_from_env): New function.
(main): Get path to search for binaries from COMPILER_PATH
environment variable always set by gcc.c and from PATH.
Qualify names with target machine in cross-environment unless
using compiler directories.
Use find_a_file to find our binaries.
Remove use of single prefix.
If -debug, print strip_file_name.
(fork_execute): Print program we are trying to execute if -debug and
we can't find the file.
(scan_prog_file): Complain if can't find nm.
From-SVN: r3052
Richard Stallman [Sat, 2 Jan 1993 04:27:50 +0000 (04:27 +0000)]
(stmt, FOR case): Do call position_after_white_space
after recording the current lineno for the increment.
From-SVN: r3051
Jim Wilson [Sat, 2 Jan 1993 00:50:19 +0000 (16:50 -0800)]
(dbxout_symbol, TYPE_DECL case): Don't output tag which
references incomplete type.
From-SVN: r3050
Jim Wilson [Sat, 2 Jan 1993 00:48:41 +0000 (16:48 -0800)]
(sunwindow/{win_cursor.h,win_lock.h}): Change invalid
#ifdef identifier `ecd.cursor' to `ecd_cursor'.
From-SVN: r3049
Jim Wilson [Sat, 2 Jan 1993 00:44:24 +0000 (16:44 -0800)]
(build_binary_op): Add 'right' and 'left' to shift
count warnings to distinguish them from each other.
From-SVN: r3048
Jim Wilson [Sat, 2 Jan 1993 00:41:53 +0000 (16:41 -0800)]
(fixup_var_regs_insn): Update last_parm_insn when
insns are output after it to fix it up.
From-SVN: r3047
Jim Wilson [Sat, 2 Jan 1993 00:39:33 +0000 (16:39 -0800)]
(plain_type_1): Distinguish some C integer types by name.
From-SVN: r3046
Jim Wilson [Sat, 2 Jan 1993 00:35:53 +0000 (16:35 -0800)]
(MAKEINFO): New variable, defined to `makeinfo'.
From-SVN: r3045
Richard Kenner [Fri, 1 Jan 1993 22:50:33 +0000 (17:50 -0500)]
(ASM_FILE_START): Switch to text section at end.
Output declaration for .mcount when profiling.
From-SVN: r3044
Jeff Law [Fri, 1 Jan 1993 17:20:36 +0000 (10:20 -0700)]
pa.md (movqi, [...]): Fix attributes which involve fp<->gr copies to match current reality.
* pa.md (movqi, movhi, movsi, movdi, movsf, movdf): Fix attributes
which involve fp<->gr copies to match current reality.
(indexed loads): These should have "load" attributes, not "move".
From-SVN: r3043
Jeff Law [Fri, 1 Jan 1993 17:19:41 +0000 (10:19 -0700)]
pa.md (movdf const_double): Fix lengths.
* pa.md (movdf const_double): Fix lengths.
(floatsisf patterns): Likewise.
(floatsidf patterns): Likewise.
From-SVN: r3042
Jeff Law [Fri, 1 Jan 1993 17:19:34 +0000 (10:19 -0700)]
pa.c (output_floatsisf, [...]): Abort if presented with a general register -- this should not happen anymore.
* pa.c (output_floatsisf, output_floatsidf): Abort if presented
with a general register -- this should not happen anymore.
From-SVN: r3041
Jeff Law [Fri, 1 Jan 1993 17:17:26 +0000 (10:17 -0700)]
pa.h (REGISTER_MOVE_COST): Make moving between FP and non-FP register more expensive.
* pa.h (REGISTER_MOVE_COST): Make moving between FP and non-FP
register more expensive.
From-SVN: r3040
Jeff Law [Fri, 1 Jan 1993 17:16:13 +0000 (10:16 -0700)]
* pa.h (TARGET_NO_BSS): Delete target switch. Delete all references.
From-SVN: r3039
Tom Wood [Fri, 1 Jan 1993 12:39:21 +0000 (12:39 +0000)]
Use m88k/m88k-move.sh
From-SVN: r3038
Tom Wood [Fri, 1 Jan 1993 12:38:34 +0000 (12:38 +0000)]
Include files in m88k.
From-SVN: r3037
Jim Wilson [Thu, 31 Dec 1992 22:44:22 +0000 (14:44 -0800)]
(sched_analyze_1, sched_analyze_2): If before reloading,
record dependences that may be introduced by reload substituting
equivalents for pseudo registers.
From-SVN: r3036
Jim Wilson [Thu, 31 Dec 1992 22:42:35 +0000 (14:42 -0800)]
(sched_analyze_2): Use REG_NOTE_KIND not GET_MODE in add_dependence call.
(sched_analyze_insn): Likewise.
From-SVN: r3035
Jim Wilson [Thu, 31 Dec 1992 22:39:17 +0000 (14:39 -0800)]
(LIB_SPEC): When -a, include bb_link.o.
From-SVN: r3034
Richard Stallman [Thu, 31 Dec 1992 22:38:58 +0000 (22:38 +0000)]
(do_spec_1): Propagate failure from recursive calls.
From-SVN: r3033
Jim Wilson [Thu, 31 Dec 1992 22:34:56 +0000 (14:34 -0800)]
(gmon.o, crt*.o): Change config to $(srcdir)/config.
From-SVN: r3032
Jim Wilson [Thu, 31 Dec 1992 22:32:16 +0000 (14:32 -0800)]
(emit_reload_insns): Use gen_lowpart_common to change mode of reloadreg.
From-SVN: r3031
Jim Wilson [Thu, 31 Dec 1992 22:31:24 +0000 (14:31 -0800)]
(operands_match_p): For WORDS_BIG_ENDIAN machines,
make multiple register operands equivalent if the last register of
the groups are the same.
(subst_reloads): Use gen_lowpart_common to change mode of
reloadreg.
From-SVN: r3030
Jim Wilson [Thu, 31 Dec 1992 22:28:54 +0000 (14:28 -0800)]
(gen_input_reload): Also handle PLUS of a MEM and CONSTANT specially.
From-SVN: r3029
Jim Wilson [Thu, 31 Dec 1992 22:27:02 +0000 (14:27 -0800)]
(CPP_SPEC, CC1_SPEC, ASM_SPEC, LINK_SPEC,
TARGET_SWITCHES): Delete support for non-existent CPU variations.
(ASM_SPEC, LINK_SPEC, TARGET_SWITCHES): Add support for -mlink-relax.
(SELECT_CC_MODE): Correct typo.
From-SVN: r3028
Jim Wilson [Thu, 31 Dec 1992 22:24:49 +0000 (14:24 -0800)]
(print_operand): For invalid operands, call
output_operand_lossage instead of aborting.
From-SVN: r3027
Jim Wilson [Thu, 31 Dec 1992 22:23:00 +0000 (14:23 -0800)]
(call_internal, call_value_internal): Use 'l' for
match_scratch constraint not 'd'.
From-SVN: r3026
Jim Wilson [Thu, 31 Dec 1992 22:21:06 +0000 (14:21 -0800)]
(assign_parms): Emit conversions into a sequence, and
then output the sequence after all parameters have been moved.
From-SVN: r3025
Jim Wilson [Thu, 31 Dec 1992 22:18:00 +0000 (14:18 -0800)]
(expand_binop): Correct indentation of doubleword multiply picture.
From-SVN: r3024
Jim Wilson [Thu, 31 Dec 1992 21:15:29 +0000 (13:15 -0800)]
(TARGET_SWITCHES): Have -msparclite also clear TARGET_FPU.
From-SVN: r3023
Jim Wilson [Thu, 31 Dec 1992 21:12:34 +0000 (13:12 -0800)]
Define away __extension__ if compiled by GCC v1.
From-SVN: r3022
Jim Wilson [Thu, 31 Dec 1992 21:10:50 +0000 (13:10 -0800)]
(L_builtin_new): Change to L_op_new.
(L_builtin_new): Change to L_op_new. Use new style
definition for __builtin_new.
(L_caps_New): Change to L_new_handler. Delete unused function
builtin_vec_new.
(L_builtin_del): Change to L_op_delete. Delete vfp declaration.
Use new style definition for __builtin_delete. Delete unused
function __builtin_vec_delete.
From-SVN: r3021
Jim Wilson [Thu, 31 Dec 1992 21:10:22 +0000 (13:10 -0800)]
(LIB2FUNCS): Change _builtin_new to _op_new.
(LIB2FUNCS): Change _builtin_new to _op_new. Change
_caps_New to _new_handler. Change _buildin_del to _op_delete.
From-SVN: r3020
Jim Wilson [Thu, 31 Dec 1992 21:07:59 +0000 (13:07 -0800)]
(TARGET_SWITCHES): -m68030 does not imply -m68881.
From-SVN: r3019
Jim Wilson [Thu, 31 Dec 1992 21:05:40 +0000 (13:05 -0800)]
(input_from_pipe): New variable.
(do_spec): Set/clear input_from_pipe as appropriate. Translate %|
to "-" if input_from_pipe is true.
From-SVN: r3018
Jim Wilson [Thu, 31 Dec 1992 21:05:07 +0000 (13:05 -0800)]
(ASM_SPEC): Use %|.
From-SVN: r3017
Jim Wilson [Thu, 31 Dec 1992 20:56:04 +0000 (12:56 -0800)]
(strict_low_part_peephole_ok): New function.
From-SVN: r3016
Jim Wilson [Thu, 31 Dec 1992 20:55:33 +0000 (12:55 -0800)]
Add peephole to eliminate unecessary clear instructions
in strict_low_part insn sequences.
From-SVN: r3015