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author | Taylor Gerring <taylor.gerring@gmail.com> | 2015-02-11 18:40:12 +0800 |
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committer | Taylor Gerring <taylor.gerring@gmail.com> | 2015-02-11 18:40:12 +0800 |
commit | cfddb7f3cd3b8cecb1e59412ce4db5769f6c8007 (patch) | |
tree | ab28c518bd1b78f6b8ac8b241951ad161cb268a9 /cmd/disasm/main.go | |
parent | 21fd31dad8bc6e0291ca405314b516670333c707 (diff) | |
parent | c6af5f0a275608ea6c797ef826e6090885f24eac (diff) | |
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Merge branch 'develop' into jsonrpc
Conflicts:
rpc/ws/server.go
Diffstat (limited to 'cmd/disasm/main.go')
-rw-r--r-- | cmd/disasm/main.go | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/cmd/disasm/main.go b/cmd/disasm/main.go new file mode 100644 index 000000000..c07246b00 --- /dev/null +++ b/cmd/disasm/main.go @@ -0,0 +1,34 @@ +package main + +import ( + "fmt" + "io/ioutil" + "os" + + "github.com/ethereum/go-ethereum/ethutil" + "github.com/ethereum/go-ethereum/vm" +) + +func main() { + code, err := ioutil.ReadAll(os.Stdin) + if err != nil { + fmt.Println(err) + os.Exit(1) + } + code = ethutil.Hex2Bytes(string(code[:len(code)-1])) + fmt.Printf("%x\n", code) + + for pc := uint64(0); pc < uint64(len(code)); pc++ { + op := vm.OpCode(code[pc]) + fmt.Printf("%-5d %v", pc, op) + + switch op { + case vm.PUSH1, vm.PUSH2, vm.PUSH3, vm.PUSH4, vm.PUSH5, vm.PUSH6, vm.PUSH7, vm.PUSH8, vm.PUSH9, vm.PUSH10, vm.PUSH11, vm.PUSH12, vm.PUSH13, vm.PUSH14, vm.PUSH15, vm.PUSH16, vm.PUSH17, vm.PUSH18, vm.PUSH19, vm.PUSH20, vm.PUSH21, vm.PUSH22, vm.PUSH23, vm.PUSH24, vm.PUSH25, vm.PUSH26, vm.PUSH27, vm.PUSH28, vm.PUSH29, vm.PUSH30, vm.PUSH31, vm.PUSH32: + a := uint64(op) - uint64(vm.PUSH1) + 1 + fmt.Printf(" => %x", code[pc+1:pc+1+a]) + + pc += a + } + fmt.Println() + } +} |