diff options
Diffstat (limited to 'vm/asm.go')
-rw-r--r-- | vm/asm.go | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/vm/asm.go b/vm/asm.go deleted file mode 100644 index 83fcb0e08..000000000 --- a/vm/asm.go +++ /dev/null @@ -1,45 +0,0 @@ -package vm - -import ( - "fmt" - "math/big" - - "github.com/ethereum/go-ethereum/common" -) - -func Disassemble(script []byte) (asm []string) { - pc := new(big.Int) - for { - if pc.Cmp(big.NewInt(int64(len(script)))) >= 0 { - return - } - - // Get the memory location of pc - val := script[pc.Int64()] - // Get the opcode (it must be an opcode!) - op := OpCode(val) - - asm = append(asm, fmt.Sprintf("%v", op)) - - switch op { - case PUSH1, PUSH2, PUSH3, PUSH4, PUSH5, PUSH6, PUSH7, PUSH8, PUSH9, PUSH10, PUSH11, PUSH12, PUSH13, PUSH14, PUSH15, PUSH16, PUSH17, PUSH18, PUSH19, PUSH20, PUSH21, PUSH22, PUSH23, PUSH24, PUSH25, PUSH26, PUSH27, PUSH28, PUSH29, PUSH30, PUSH31, PUSH32: - pc.Add(pc, common.Big1) - a := int64(op) - int64(PUSH1) + 1 - if int(pc.Int64()+a) > len(script) { - return nil - } - - data := script[pc.Int64() : pc.Int64()+a] - if len(data) == 0 { - data = []byte{0} - } - asm = append(asm, fmt.Sprintf("0x%x", data)) - - pc.Add(pc, big.NewInt(a-1)) - } - - pc.Add(pc, common.Big1) - } - - return -} |