--- /dev/null
+++ Libc/Libc-320/ppc/sys/genassym.c
@@ -0,0 +1,208 @@
+/*
+ * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+#import <stdio.h>
+#import <ctype.h>
+#import	<libc.h>
+#import <ansi/string.h>
+
+#import	"genassym.h"
+
+#define	NAME_LEN	30
+
+char *progname;
+
+unsigned bit_num(char *reg_type, char *field, unsigned bits)
+{
+	unsigned bit;
+	unsigned mask;
+	
+	for (bit = 0, mask = 0x1;
+	  (mask & bits) == 0 && mask;
+	  mask <<= 1, bit += 1)
+		continue;
+	if (mask)
+		return bit;
+	fprintf(stderr, "%s: Bad BIT_POS for %s.%s\n", progname,
+	  reg_type, field);
+	exit(1);
+}
+
+unsigned field_width(char *reg_type, char *field, unsigned bits)
+{
+	unsigned width;
+
+	while (bits && (bits & 0x1) == 0)
+		bits >>= 1;
+	for (width = 0; (bits & 0x1) == 1; bits >>= 1, width += 1)
+		continue;
+	if (bits == 0 && width)
+		return width;
+	fprintf(stderr, "%s: Bad BIT_FIELD for %s.%s\n", progname,
+	  reg_type, field);
+	exit(1);
+}
+
+unsigned log2(unsigned val, char *type)
+{
+	unsigned l2 = 0;
+
+	if (val == 0) {
+		fprintf(stderr, "log2: sizeof(%s) is zero!\n", type);
+		exit(1);
+	}
+	while ((val & 0x1) == 0) {
+		l2 += 1;
+		val >>= 1;
+	}
+	if (val != 0x1) {
+		fprintf(stderr, "log2: sizeof(%s) is not power of two!\n",
+		  type);
+		exit(1);
+	}
+	return l2;
+}
+
+const char *skip_white(const char *cp)
+{
+	while (*cp && isspace(*cp))
+		cp += 1;
+	return cp;
+}
+
+const char *strip_prefix(const char *cp, const char *prefix)
+{
+	int len;
+
+	cp = skip_white(cp);
+	len = strlen(prefix);
+	if (strncmp(cp, prefix, len) == 0 && isspace(*(cp+len)))
+		cp += len;
+	return cp;
+}
+
+void
+print_define(const char *prefix, const char *type_name, const char *field)
+{
+    const char *cp;
+    int col = 0;
+    
+    printf("#define\t");
+    if (prefix != NULL && *prefix != '\0') {
+	printf("%s", prefix);
+	col += strlen(prefix);
+    }
+    if (type_name != NULL && *type_name != '\0') {
+	cp = strip_prefix(type_name, "struct");
+	cp = strip_prefix(cp, "enum");
+	cp = skip_white(cp);
+	if (*cp != '\0' && col != 0) {
+	    putchar('_');
+	    col += 1;
+	}
+	for (; *cp != '\0'; cp++) {
+	    if (isspace(*cp))
+		break;
+	    if (*cp == '*')
+		break;
+	    if (strncmp(cp, "_t", 2) == 0 && !isalnum(cp[2]))
+		break;
+	    putchar(isalpha(*cp) ? toupper(*cp) : *cp);
+	    col += 1;
+	    
+	}
+    }
+    if (field != NULL && *field != '\0') {
+	if (col != 0) {
+	    putchar('_');
+	    col++;
+	}
+	for (cp = field; *cp != 0; cp++) {
+	    if (*cp == '.')
+		putchar('_');
+	    else if (*cp == '[')
+		putchar('_');
+	    else if (*cp == ']')
+		continue;
+	    else if (!isspace(*cp))
+		putchar(isalpha(*cp) ? toupper(*cp) : *cp);
+	    col++;
+	}
+    }
+    if (col == 0) {
+	fprintf(stderr, "%s: Bad call to print_define\n", progname);
+	exit(1);
+    }
+    do {
+	putchar(' ');
+	col += 1;
+    } while (col < NAME_LEN);
+}
+
+void print_dec(int val)
+{
+	printf("%d\n", val);
+}
+
+void print_hex(unsigned val)
+{
+	printf("%#010x\n", val);
+}
+
+void print_str(const char *str)
+{
+	printf("%s\n", str);
+}
+
+void comment(cmt_level_t level, const char *cmt)
+{
+	switch (level) {
+	case MAJOR:
+		printf("\n\n");
+		printf("/*\n");
+		printf(" * %s\n", cmt);
+		printf(" */\n");
+		break;
+	case MINOR:
+		printf("\n");
+		printf("/* %s */\n", cmt);
+		printf("\n");
+		break;
+	default:
+		fprintf(stderr, "%s: Bad comment level\n", progname);
+		exit(1);
+	}
+}
+
+void main(int argc, char **argv)
+{
+	progname = argv[0];
+	
+	printf("/* assym.h -- generated by genassym */\n");
+	printf("/* DON'T EDIT THIS -- change assymdefs.c */\n");
+	
+	assymdefs();
+	
+	exit(0);
+}