49 static inline void sign_extend(unsigned int count, unsigned char *dst)  in sign_extend()  argument
52 	if ((count == 1) && dst[0] & 0x80) {  in sign_extend()
53 		dst[1] = 0xff;  in sign_extend()
54 		dst[2] = 0xff;  in sign_extend()
55 		dst[3] = 0xff;  in sign_extend()
57 	if ((count == 2) && dst[1] & 0x80) {  in sign_extend()
58 		dst[2] = 0xff;  in sign_extend()
59 		dst[3] = 0xff;  in sign_extend()
62 	if ((count == 1) && dst[3] & 0x80) {  in sign_extend()
63 		dst[2] = 0xff;  in sign_extend()
64 		dst[1] = 0xff;  in sign_extend()
65 		dst[0] = 0xff;  in sign_extend()
67 	if ((count == 2) && dst[2] & 0x80) {  in sign_extend()
68 		dst[1] = 0xff;  in sign_extend()
69 		dst[0] = 0xff;  in sign_extend()
91 	unsigned char *src, *dst;  in handle_unaligned_ins()  local
116 			dst = (unsigned char *)rn;  in handle_unaligned_ins()
117 			*(unsigned long *)dst = 0;  in handle_unaligned_ins()
120 			dst += 4-count;  in handle_unaligned_ins()
122 			if (ma->from(dst, srcu, count))  in handle_unaligned_ins()
125 			sign_extend(count, dst);  in handle_unaligned_ins()
167 		dst = (unsigned char *)rn;  in handle_unaligned_ins()
168 		*(unsigned long *)dst = 0;  in handle_unaligned_ins()
170 		if (ma->from(dst, srcu, 4))  in handle_unaligned_ins()
179 		dst = (unsigned char*) rn;  in handle_unaligned_ins()
180 		*(unsigned long*)dst = 0;  in handle_unaligned_ins()
183 		dst += 4-count;  in handle_unaligned_ins()
185 		if (ma->from(dst, srcu, count))  in handle_unaligned_ins()
187 		sign_extend(count, dst);  in handle_unaligned_ins()
209 			dst = (unsigned char *) &regs->regs[0];  in handle_unaligned_ins()
210 			*(unsigned long *)dst = 0;  in handle_unaligned_ins()
213 			dst += 2;  in handle_unaligned_ins()
215 			if (ma->from(dst, srcu, 2))  in handle_unaligned_ins()
217 			sign_extend(2, dst);  in handle_unaligned_ins()
227 		dst = (unsigned char *)rn;  in handle_unaligned_ins()
228 		*(unsigned long *)dst = 0;  in handle_unaligned_ins()
231 		dst += 2;  in handle_unaligned_ins()
234 		if (ma->from(dst, srcu, 2))  in handle_unaligned_ins()
236 		sign_extend(2, dst);  in handle_unaligned_ins()
244 		dst = (unsigned char *)rn;  in handle_unaligned_ins()
245 		*(unsigned long *)dst = 0;  in handle_unaligned_ins()
247 		if (ma->from(dst, srcu, 4))  in handle_unaligned_ins()