mirror of https://github.com/status-im/op-geth.git
41 lines
971 B
Go
41 lines
971 B
Go
package core
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import (
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"fmt"
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"os"
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"unicode/utf8"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/vm"
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)
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func VmStdErrFormat(logs []vm.StructLog) {
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fmt.Fprintf(os.Stderr, "VM Stats %d ops\n", len(logs))
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for _, log := range logs {
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fmt.Fprintf(os.Stderr, "PC %-3d - %-14s\n", log.Pc, log.Op)
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fmt.Fprintln(os.Stderr, "STACK =", len(log.Stack))
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for i, item := range log.Stack {
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fmt.Fprintf(os.Stderr, "%04d: %x\n", i, common.LeftPadBytes(item.Bytes(), 32))
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}
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const maxMem = 10
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addr := 0
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fmt.Fprintln(os.Stderr, "MEM =", len(log.Memory))
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for i := 0; i+16 <= len(log.Memory) && addr < maxMem; i += 16 {
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data := log.Memory[i : i+16]
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str := fmt.Sprintf("%04d: % x ", addr*16, data)
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for _, r := range data {
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if r == 0 {
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str += "."
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} else if utf8.ValidRune(rune(r)) {
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str += fmt.Sprintf("%s", string(r))
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} else {
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str += "?"
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}
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}
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addr++
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fmt.Fprintln(os.Stderr, str)
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}
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}
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}
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