#include "config.h"
#include "CallVariant.h"
#include "JSCInlines.h"
#include <wtf/ListDump.h>
namespace JSC {
bool CallVariant::finalize()
{
if (m_callee && !Heap::isMarked(m_callee))
return false;
return true;
}
bool CallVariant::merge(const CallVariant& other)
{
if (*this == other)
return true;
if (executable() == other.executable()) {
*this = despecifiedClosure();
return true;
}
return false;
}
void CallVariant::filter(VM& vm, JSValue value)
{
if (!*this)
return;
if (!isClosureCall()) {
if (nonExecutableCallee() != value)
*this = CallVariant();
return;
}
if (JSFunction* function = jsDynamicCast<JSFunction*>(vm, value)) {
if (function->executable() == executable())
*this = CallVariant(function);
else
*this = CallVariant();
return;
}
*this = CallVariant();
}
void CallVariant::dump(PrintStream& out) const
{
if (!*this) {
out.print("null");
return;
}
if (InternalFunction* internalFunction = this->internalFunction()) {
out.print("InternalFunction: ", JSValue(internalFunction));
return;
}
if (JSFunction* function = this->function()) {
out.print("(Function: ", JSValue(function), "; Executable: ", *executable(), ")");
return;
}
if (ExecutableBase* executable = this->executable()) {
out.print("(Executable: ", *executable, ")");
return;
}
out.print("Non-executable callee: ", *nonExecutableCallee());
}
CallVariantList variantListWithVariant(const CallVariantList& list, CallVariant variantToAdd)
{
ASSERT(variantToAdd);
CallVariantList result;
for (CallVariant variant : list) {
ASSERT(variant);
if (!!variantToAdd) {
if (variant == variantToAdd)
variantToAdd = CallVariant();
else if (variant.despecifiedClosure() == variantToAdd.despecifiedClosure()) {
variant = variant.despecifiedClosure();
variantToAdd = CallVariant();
}
}
result.append(variant);
}
if (!!variantToAdd)
result.append(variantToAdd);
if (!ASSERT_DISABLED) {
for (unsigned i = 0; i < result.size(); ++i) {
for (unsigned j = i + 1; j < result.size(); ++j) {
if (result[i] != result[j])
continue;
dataLog("variantListWithVariant(", listDump(list), ", ", variantToAdd, ") failed: got duplicates in result: ", listDump(result), "\n");
RELEASE_ASSERT_NOT_REACHED();
}
}
}
return result;
}
CallVariantList despecifiedVariantList(const CallVariantList& list)
{
CallVariantList result;
for (CallVariant variant : list)
result = variantListWithVariant(result, variant.despecifiedClosure());
return result;
}
}