Lines Matching defs:Opcode
1711 enum Opcode {
1718 DUMY = 0xE353 // Special dummy opcode
1873 // S390 Opcode Format Types
1874 // Based on the first byte of the opcode, we can determine how to extract
1875 // the entire opcode of the instruction. The various favours include:
1936 // Extract the Instruction Opcode
1937 inline Opcode S390OpcodeValue() {
1997 // are stored as big-endian in order to decode the opcode and
2017 // endian hosts, in order to decode instruction length and opcode.
2061 // Extract the full opcode from the instruction.
2062 static inline Opcode S390OpcodeValue(const byte* instr) {
2071 return static_cast<Opcode>(*instr);
2074 return static_cast<Opcode>((*instr << 8) | (*(instr + 1)));
2077 return static_cast<Opcode>((*instr << 8) | (*(instr + 5) & 0xFF));
2081 return static_cast<Opcode>((*instr << 4) | (*(instr + 1) & 0xF));
2085 return static_cast<Opcode>(-1);
