void StackIterator::Frame::print(int indentLevel)
{
int i = indentLevel;
if (!this->callFrame()) {
printif(i, "frame 0x0\n");
return;
}
CodeBlock* codeBlock = this->codeBlock();
printif(i, "frame %p {\n", this->callFrame());
CallFrame* callFrame = m_callFrame;
CallFrame* callerFrame = this->callerFrame();
void* returnPC = callFrame->hasReturnPC() ? callFrame->returnPC().value() : 0;
printif(i, " name '%s'\n", functionName().utf8().data());
printif(i, " sourceURL '%s'\n", sourceURL().utf8().data());
printif(i, " hostFlag %d\n", callerFrame->hasHostCallFrameFlag());
#if ENABLE(DFG_JIT)
printif(i, " isInlinedFrame %d\n", isInlinedFrame());
if (isInlinedFrame())
printif(i, " InlineCallFrame %p\n", m_inlineCallFrame);
#endif
printif(i, " callee %p\n", callee());
printif(i, " returnPC %p\n", returnPC);
printif(i, " callerFrame %p\n", callerFrame->removeHostCallFrameFlag());
unsigned locationRawBits = callFrame->locationAsRawBits();
printif(i, " rawLocationBits %u 0x%x\n", locationRawBits, locationRawBits);
printif(i, " codeBlock %p\n", codeBlock);
if (codeBlock) {
JITCode::JITType jitType = codeBlock->jitType();
if (callFrame->hasLocationAsBytecodeOffset()) {
unsigned bytecodeOffset = callFrame->locationAsBytecodeOffset();
printif(i, " bytecodeOffset %u %p / %zu\n", bytecodeOffset, reinterpret_cast<void*>(bytecodeOffset), codeBlock->instructions().size());
#if ENABLE(DFG_JIT)
} else {
unsigned codeOriginIndex = callFrame->locationAsCodeOriginIndex();
printif(i, " codeOriginIdex %u %p / %zu\n", codeOriginIndex, reinterpret_cast<void*>(codeOriginIndex), codeBlock->codeOrigins().size());
#endif
}
unsigned line = 0;
unsigned column = 0;
computeLineAndColumn(line, column);
printif(i, " line %d\n", line);
printif(i, " column %d\n", column);
printif(i, " jitType %d <%s> isOptimizingJIT %d\n", jitType, jitTypeName(jitType), JITCode::isOptimizingJIT(jitType));
#if ENABLE(DFG_JIT)
printif(i, " hasCodeOrigins %d\n", codeBlock->hasCodeOrigins());
if (codeBlock->hasCodeOrigins()) {
JITCode* jitCode = codeBlock->jitCode().get();
printif(i, " jitCode %p start %p end %p\n", jitCode, jitCode->start(), jitCode->end());
}
#endif
}
printif(i, "}\n");
}
JSObject* addErrorInfo(ExecState* exec, JSObject* error, int line, const SourceCode& source)
{
JSGlobalData* globalData = &exec->globalData();
addErrorInfo(globalData, error, line, source);
JSArray* stack = constructEmptyArray(exec);
CallFrame* frame = exec;
JSObject* stackFrame;
CodeBlock* codeBlock;
UString sourceURL;
UString functionName;
ReturnAddressPtr pc;
while (!frame->hasHostCallFrameFlag()) {
stackFrame = constructEmptyObject(exec);
codeBlock = frame->codeBlock();
// sourceURL
sourceURL = codeBlock->ownerExecutable()->sourceURL();
stackFrame->putWithAttributes(
globalData, Identifier(globalData, sourceURLPropertyName),
jsString(globalData, sourceURL), ReadOnly | DontDelete
);
// line
if (frame != exec) {
line = codeBlock->lineNumberForBytecodeOffset(codeBlock->bytecodeOffset(pc));
}
stackFrame->putWithAttributes(
globalData, Identifier(globalData, linePropertyName),
jsNumber(line), ReadOnly | DontDelete
);
// function
JSObject* function = frame->callee();
if (function && function->inherits(&JSFunction::s_info)) {
functionName = asFunction(function)->calculatedDisplayName(exec);
stackFrame->putWithAttributes(
globalData, Identifier(globalData, functionPropertyName),
jsString(globalData, functionName), ReadOnly | DontDelete
);
}
stack->push(exec, JSValue(stackFrame));
pc = frame->returnPC();
frame = frame->callerFrame();
}
error->putWithAttributes(globalData, Identifier(globalData, stackPropertyName), stack, ReadOnly | DontDelete);
return error;
}
void StackVisitor::Frame::dump(PrintStream& out, Indenter indent, WTF::Function<void(PrintStream&)> prefix) const
{
if (!this->callFrame()) {
out.print(indent, "frame 0x0\n");
return;
}
CodeBlock* codeBlock = this->codeBlock();
out.print(indent);
prefix(out);
out.print("frame ", RawPointer(this->callFrame()), " {\n");
{
indent++;
CallFrame* callFrame = m_callFrame;
CallFrame* callerFrame = this->callerFrame();
const void* returnPC = callFrame->hasReturnPC() ? callFrame->returnPC().value() : nullptr;
out.print(indent, "name: ", functionName(), "\n");
out.print(indent, "sourceURL: ", sourceURL(), "\n");
bool isInlined = false;
#if ENABLE(DFG_JIT)
isInlined = isInlinedFrame();
out.print(indent, "isInlinedFrame: ", isInlinedFrame(), "\n");
if (isInlinedFrame())
out.print(indent, "InlineCallFrame: ", RawPointer(m_inlineCallFrame), "\n");
#endif
out.print(indent, "callee: ", RawPointer(callee().rawPtr()), "\n");
out.print(indent, "returnPC: ", RawPointer(returnPC), "\n");
out.print(indent, "callerFrame: ", RawPointer(callerFrame), "\n");
uintptr_t locationRawBits = callFrame->callSiteAsRawBits();
out.print(indent, "rawLocationBits: ", locationRawBits,
" ", RawPointer(reinterpret_cast<void*>(locationRawBits)), "\n");
out.print(indent, "codeBlock: ", RawPointer(codeBlock));
if (codeBlock)
out.print(" ", *codeBlock);
out.print("\n");
if (codeBlock && !isInlined) {
indent++;
if (callFrame->callSiteBitsAreBytecodeOffset()) {
unsigned bytecodeOffset = callFrame->bytecodeOffset();
out.print(indent, "bytecodeOffset: ", bytecodeOffset, " of ", codeBlock->instructions().size(), "\n");
#if ENABLE(DFG_JIT)
} else {
out.print(indent, "hasCodeOrigins: ", codeBlock->hasCodeOrigins(), "\n");
if (codeBlock->hasCodeOrigins()) {
CallSiteIndex callSiteIndex = callFrame->callSiteIndex();
out.print(indent, "callSiteIndex: ", callSiteIndex.bits(), " of ", codeBlock->codeOrigins().size(), "\n");
JITCode::JITType jitType = codeBlock->jitType();
if (jitType != JITCode::FTLJIT) {
JITCode* jitCode = codeBlock->jitCode().get();
out.print(indent, "jitCode: ", RawPointer(jitCode),
" start ", RawPointer(jitCode->start()),
" end ", RawPointer(jitCode->end()), "\n");
}
}
#endif
}
unsigned line = 0;
unsigned column = 0;
computeLineAndColumn(line, column);
out.print(indent, "line: ", line, "\n");
out.print(indent, "column: ", column, "\n");
indent--;
}
out.print(indent, "EntryFrame: ", RawPointer(m_entryFrame), "\n");
indent--;
}
out.print(indent, "}\n");
}
void StackVisitor::Frame::print(int indent)
{
if (!this->callFrame()) {
log(indent, "frame 0x0\n");
return;
}
CodeBlock* codeBlock = this->codeBlock();
logF(indent, "frame %p {\n", this->callFrame());
{
indent++;
CallFrame* callFrame = m_callFrame;
CallFrame* callerFrame = this->callerFrame();
void* returnPC = callFrame->hasReturnPC() ? callFrame->returnPC().value() : nullptr;
log(indent, "name: ", functionName(), "\n");
log(indent, "sourceURL: ", sourceURL(), "\n");
bool isInlined = false;
#if ENABLE(DFG_JIT)
isInlined = isInlinedFrame();
log(indent, "isInlinedFrame: ", isInlinedFrame(), "\n");
if (isInlinedFrame())
logF(indent, "InlineCallFrame: %p\n", m_inlineCallFrame);
#endif
logF(indent, "callee: %p\n", callee());
logF(indent, "returnPC: %p\n", returnPC);
logF(indent, "callerFrame: %p\n", callerFrame);
unsigned locationRawBits = callFrame->callSiteAsRawBits();
logF(indent, "rawLocationBits: %u 0x%x\n", locationRawBits, locationRawBits);
logF(indent, "codeBlock: %p ", codeBlock);
if (codeBlock)
dataLog(*codeBlock);
dataLog("\n");
if (codeBlock && !isInlined) {
indent++;
if (callFrame->callSiteBitsAreBytecodeOffset()) {
unsigned bytecodeOffset = callFrame->bytecodeOffset();
log(indent, "bytecodeOffset: ", bytecodeOffset, " of ", codeBlock->instructions().size(), "\n");
#if ENABLE(DFG_JIT)
} else {
log(indent, "hasCodeOrigins: ", codeBlock->hasCodeOrigins(), "\n");
if (codeBlock->hasCodeOrigins()) {
CallSiteIndex callSiteIndex = callFrame->callSiteIndex();
log(indent, "callSiteIndex: ", callSiteIndex.bits(), " of ", codeBlock->codeOrigins().size(), "\n");
JITCode::JITType jitType = codeBlock->jitType();
if (jitType != JITCode::FTLJIT) {
JITCode* jitCode = codeBlock->jitCode().get();
logF(indent, "jitCode: %p start %p end %p\n", jitCode, jitCode->start(), jitCode->end());
}
}
#endif
}
unsigned line = 0;
unsigned column = 0;
computeLineAndColumn(line, column);
log(indent, "line: ", line, "\n");
log(indent, "column: ", column, "\n");
indent--;
}
indent--;
}
log(indent, "}\n");
}
JSObject* addErrorInfo(ExecState* exec, JSObject* error, int line, const SourceCode& source)
{
JSGlobalData* globalData = &exec->globalData();
addErrorInfo(globalData, error, line, source);
UStringBuilder stackString;
JSArray* stackArray = constructEmptyArray(exec);
CallFrame* frame = exec;
stackString.append(error->toString(exec));
bool functionKnown;
ReturnAddressPtr pc;
while (!frame->hasHostCallFrameFlag()) {
CodeBlock* codeBlock = frame->codeBlock();
JSObject* arrayItem = constructEmptyObject(exec);
stackString.append("\n at ");
JSObject* callee = frame->callee();
UString functionName;
if (callee && callee->inherits(&JSFunction::s_info)) {
functionName = asFunction(callee)->calculatedDisplayName(exec);
functionKnown = !functionName.isEmpty();
} else {
functionKnown = false;
}
if (functionKnown) {
stackString.append(functionName);
stackString.append(" (");
arrayItem->putWithAttributes(
globalData, Identifier(globalData, functionPropertyName),
jsString(globalData, functionName), ReadOnly | DontDelete
);
}
UString sourceURL = codeBlock->ownerExecutable()->sourceURL();
arrayItem->putWithAttributes(
globalData, Identifier(globalData, sourceURLPropertyName),
jsString(globalData, sourceURL), ReadOnly | DontDelete
);
stackString.append(sourceURL);
stackString.append(":");
if (frame != exec) {
line = codeBlock->lineNumberForBytecodeOffset(codeBlock->bytecodeOffset(pc));
}
arrayItem->putWithAttributes(
globalData, Identifier(globalData, linePropertyName),
jsNumber(line), ReadOnly | DontDelete
);
stackString.append(UString::number(line));
if (functionKnown) {
stackString.append(")");
}
stackArray->push(exec, JSValue(arrayItem));
pc = frame->returnPC();
frame = frame->callerFrame();
}
error->putWithAttributes(
globalData, Identifier(globalData, stackPropertyName),
jsString(globalData, stackString.toUString()), ReadOnly | DontDelete
);
error->putWithAttributes(
globalData, Identifier(globalData, "stackArray"),
stackArray, ReadOnly | DontDelete
);
return error;
}