Function encodeNum

src/x86/encodeNum.go:10–18

encodeNum encodes an instruction with up to two registers and a number parameter.

(code []byte, mod AddressMode, reg cpu.Register, rm cpu.Register, number int, opCode8 uint32, opCode32 uint32)

// encodeNum encodes an instruction with up to two registers and a number parameter.
func encodeNum(code []byte, mod AddressMode, reg cpu.Register, rm cpu.Register, number int, opCode8 uint32, opCode32 uint32) []byte {
	if cpu.SizeInt(int64(number)) == 1 {
		code = encode(code, mod, reg, rm, 8, opCode8)
		return append(code, byte(number))
	}

	code = encode(code, mod, reg, rm, 8, opCode32)
	return binary.LittleEndian.AppendUint32(code, uint32(number))
}