# HG changeset patch
# User Mike Pavone <pavone@retrodev.com>
# Date 1366504867 25200
# Node ID 17534fb7c4f5c80f356e28f78b65691521932ac9
# Parent  b52f81d7cad0b1205587af7656ec27247a47cf8c
Fix muls with a negative immediate source.

diff -r b52f81d7cad0 -r 17534fb7c4f5 m68k_to_x86.c
--- a/m68k_to_x86.c	Sat Apr 20 17:32:34 2013 -0700
+++ b/m68k_to_x86.c	Sat Apr 20 17:41:07 2013 -0700
@@ -3303,8 +3303,7 @@
 	case M68K_MULU:
 		dst = cycles(dst, 70); //TODO: Calculate the actual value based on the value of the <ea> parameter
 		if (src_op.mode == MODE_IMMED) {
-			//immediate value should already be sign extended to 32-bits
-			dst = mov_ir(dst, inst->op == M68K_MULU ? (src_op.disp & 0xFFFF) : src_op.disp, SCRATCH1, SZ_D);
+			dst = mov_ir(dst, inst->op == M68K_MULU ? (src_op.disp & 0xFFFF) : ((src_op.disp & 0x8000) ? src_op.disp | 0xFFFF0000 : src_op.disp), SCRATCH1, SZ_D);
 		} else if (src_op.mode == MODE_REG_DIRECT) {
 			if (inst->op == M68K_MULS) {
 				dst = movsx_rr(dst, src_op.base, SCRATCH1, SZ_W, SZ_D);