testSize(dstReg, mode.getSize());
testSize(dstReg, BITS32 | BITS64);
	public final void writeSHR(GPR dstReg, int imm8) {        testSize(dstReg, mode.getSize());		write1bOpcodeModRR(0xc1, dstReg.getSize(), dstReg, 5);		write8(imm8);	}