Break points and debugger commands

This commit is contained in:
obscuren 2014-07-02 13:08:18 +02:00
parent 7d0004f058
commit 50c0938226
2 changed files with 123 additions and 24 deletions

View File

@ -12,7 +12,7 @@ ApplicationWindow {
minimumWidth: 1280 minimumWidth: 1280
minimumHeight: 700 minimumHeight: 700
width: 1290 width: 1290
height: 700 height: 750
property alias codeText: codeEditor.text property alias codeText: codeEditor.text
property alias dataText: rawDataField.text property alias dataText: rawDataField.text
@ -31,6 +31,12 @@ ApplicationWindow {
shortcut: "Ctrl+n" shortcut: "Ctrl+n"
onTriggered: dbg.next() onTriggered: dbg.next()
} }
MenuItem {
text: "Continue"
shortcut: "Ctrl+c"
onTriggered: dbg.continue()
}
} }
} }
@ -39,6 +45,7 @@ ApplicationWindow {
property var asmModel: ListModel { property var asmModel: ListModel {
id: asmModel id: asmModel
} }
TableView { TableView {
id: asmTableView id: asmTableView
width: 200 width: 200
@ -187,6 +194,36 @@ ApplicationWindow {
} }
} }
function exec() {
dbg.execCommand(dbgCommand.text);
dbgCommand.text = "";
}
statusBar: StatusBar {
height: 30
TextField {
id: dbgCommand
y: 1
x: asmTableView.width
width: 500
placeholderText: "Debugger command (help for help)"
Keys.onReturnPressed: {
exec()
}
}
Button {
anchors {
left: dbgCommand.right
}
text: "Exec"
onClicked: {
exec()
}
}
}
toolBar: ToolBar { toolBar: ToolBar {
RowLayout { RowLayout {
spacing: 5 spacing: 5
@ -208,11 +245,13 @@ ApplicationWindow {
} }
text: "Next" text: "Next"
} }
CheckBox {
id: breakEachLine Button {
objectName: "breakEachLine" id: debugContinueButton
text: "Break each instruction" onClicked: {
checked: true dbg.continue()
}
text: "Continue"
} }
} }
} }
@ -261,7 +300,19 @@ ApplicationWindow {
} }
function setLog(msg) { function setLog(msg) {
logModel.insert(0, {message: msg}) // Remove first item once we've reached max log items
if(logModel.count > 250) {
logModel.remove(0)
}
if(msg.len != 0) {
if(logTableView.flickableItem.atYEnd) {
logModel.append({message: msg})
logTableView.positionViewAtRow(logTableView.rowCount - 1, ListView.Contain)
} else {
logModel.append({message: msg})
}
}
} }
function clearLog() { function clearLog() {

View File

@ -6,6 +6,7 @@ import (
"github.com/ethereum/eth-go/ethutil" "github.com/ethereum/eth-go/ethutil"
"github.com/go-qml/qml" "github.com/go-qml/qml"
"math/big" "math/big"
"strconv"
"strings" "strings"
) )
@ -13,7 +14,10 @@ type DebuggerWindow struct {
win *qml.Window win *qml.Window
engine *qml.Engine engine *qml.Engine
lib *UiLib lib *UiLib
vm *ethchain.Vm
Db *Debugger Db *Debugger
breakPoints []int64
} }
func NewDebuggerWindow(lib *UiLib) *DebuggerWindow { func NewDebuggerWindow(lib *UiLib) *DebuggerWindow {
@ -26,9 +30,9 @@ func NewDebuggerWindow(lib *UiLib) *DebuggerWindow {
} }
win := component.CreateWindow(nil) win := component.CreateWindow(nil)
db := &Debugger{win, make(chan bool), make(chan bool), true, false, true} db := &Debugger{win, make(chan bool), make(chan bool), true, false}
return &DebuggerWindow{engine: engine, win: win, lib: lib, Db: db} return &DebuggerWindow{engine: engine, win: win, lib: lib, Db: db, vm: &ethchain.Vm{}}
} }
func (self *DebuggerWindow) Show() { func (self *DebuggerWindow) Show() {
@ -59,7 +63,6 @@ func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, data
if !self.Db.done { if !self.Db.done {
self.Db.Q <- true self.Db.Q <- true
} }
self.Db.breakOnInstr = self.win.Root().ObjectByName("breakEachLine").Bool("checked")
defer func() { defer func() {
if r := recover(); r != nil { if r := recover(); r != nil {
@ -90,7 +93,7 @@ func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, data
dis := ethchain.Disassemble(script) dis := ethchain.Disassemble(script)
self.win.Root().Call("clearAsm") self.win.Root().Call("clearAsm")
self.win.Root().Call("clearLog") //self.win.Root().Call("clearLog")
for _, str := range dis { for _, str := range dis {
self.win.Root().Call("setAsm", str) self.win.Root().Call("setAsm", str)
@ -125,7 +128,9 @@ func (self *DebuggerWindow) Debug(valueStr, gasStr, gasPriceStr, scriptStr, data
}) })
vm.Verbose = true vm.Verbose = true
vm.Hook = self.Db.halting vm.Hook = self.Db.halting
vm.BreakPoints = self.breakPoints
self.vm = vm
self.Db.done = false self.Db.done = false
self.Logf("callsize %d", len(script)) self.Logf("callsize %d", len(script))
go func() { go func() {
@ -165,12 +170,57 @@ func (self *DebuggerWindow) Next() {
self.Db.Next() self.Db.Next()
} }
func (self *DebuggerWindow) Continue() {
self.vm.Stepping = false
self.Next()
}
func (self *DebuggerWindow) ExecCommand(command string) {
if len(command) > 0 {
cmd := strings.Split(command, " ")
switch cmd[0] {
case "help":
self.Logln("Debgger commands:")
self.Logln("break, bp Set breakpoint")
case "break", "bp":
if len(cmd) > 1 {
lineNo, err := strconv.Atoi(cmd[1])
if err != nil {
self.Logln(err)
break
}
self.breakPoints = append(self.breakPoints, int64(lineNo))
self.vm.BreakPoints = self.breakPoints
self.Logf("break point set on instruction %d", lineNo)
} else {
self.Logf("'%s' requires line number", cmd[0])
}
case "clear":
if len(cmd) > 1 {
switch cmd[1] {
case "break", "bp":
self.breakPoints = nil
self.vm.BreakPoints = nil
self.Logln("Breakpoints cleared")
default:
self.Logf("clear '%s' is not valid", cmd[1])
}
} else {
self.Logln("'clear' requires sub command")
}
default:
self.Logf("Unknown command %s", cmd[0])
}
}
}
type Debugger struct { type Debugger struct {
win *qml.Window win *qml.Window
N chan bool N chan bool
Q chan bool Q chan bool
done, interrupt bool done, interrupt bool
breakOnInstr bool
} }
type storeVal struct { type storeVal struct {
@ -197,7 +247,6 @@ func (d *Debugger) halting(pc int, op ethchain.OpCode, mem *ethchain.Memory, sta
d.win.Root().Call("setStorage", storeVal{fmt.Sprintf("% x", key), fmt.Sprintf("% x", node.Str())}) d.win.Root().Call("setStorage", storeVal{fmt.Sprintf("% x", key), fmt.Sprintf("% x", node.Str())})
}) })
if d.breakOnInstr {
out: out:
for { for {
select { select {
@ -210,7 +259,6 @@ func (d *Debugger) halting(pc int, op ethchain.OpCode, mem *ethchain.Memory, sta
return false return false
} }
} }
}
return true return true
} }