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Diffstat (limited to 'z80_to_x86.c')
-rw-r--r--z80_to_x86.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/z80_to_x86.c b/z80_to_x86.c
index b02df09..bbd0288 100644
--- a/z80_to_x86.c
+++ b/z80_to_x86.c
@@ -189,7 +189,7 @@ uint8_t * translate_z80_ea(z80inst * inst, x86_ea * ea, uint8_t * dst, x86_z80_o
case Z80_IY_DISPLACE:
reg = opts->regs[(inst->addr_mode & 0x1F) == Z80_IX_DISPLACE ? Z80_IX : Z80_IY];
dst = mov_rr(dst, reg, areg, SZ_W);
- dst = add_ir(dst, inst->ea_reg, areg, SZ_W);
+ dst = add_ir(dst, inst->ea_reg & 0x80 ? inst->ea_reg - 256 : inst->ea_reg, areg, SZ_W);
size = z80_size(inst);
if (read) {
if (modify) {