arg->opcode = OP_OUTARG_REG;
arg->inst_left = tree;
arg->inst_right = (MonoInst*)call;
- arg->unused = reg;
+ arg->backend.reg3 = reg;
call->used_iregs |= 1 << reg;
break;
case ArgInFloatReg:
arg->opcode = OP_OUTARG_FREG;
arg->inst_left = tree;
arg->inst_right = (MonoInst*)call;
- arg->unused = reg;
+ arg->backend.reg3 = reg;
call->used_fregs |= 1 << reg;
break;
default: