#include "config.h"
#include "LLIntThunks.h"
#include "CallData.h"
#include "ExceptionHelpers.h"
#include "Interpreter.h"
#include "JSCJSValueInlines.h"
#include "JSInterfaceJIT.h"
#include "JSObject.h"
#include "LLIntCLoop.h"
#include "LLIntData.h"
#include "LinkBuffer.h"
#include "LowLevelInterpreter.h"
#include "ProtoCallFrame.h"
#include "StackAlignment.h"
#include "VM.h"
namespace JSC {
EncodedJSValue JS_EXPORT_PRIVATE vmEntryToWasm(void* code, VM* vm, ProtoCallFrame* frame)
{
return vmEntryToJavaScript(code, vm, frame);
}
#if ENABLE(JIT)
namespace LLInt {
static MacroAssemblerCodeRef generateThunkWithJumpTo(VM* vm, void (*target)(), const char *thunkKind)
{
JSInterfaceJIT jit(vm);
jit.move(JSInterfaceJIT::TrustedImmPtr(bitwise_cast<void*>(target)), JSInterfaceJIT::regT0);
jit.jump(JSInterfaceJIT::regT0);
LinkBuffer patchBuffer(jit, GLOBAL_THUNK_ID);
return FINALIZE_CODE(patchBuffer, ("LLInt %s prologue thunk", thunkKind));
}
MacroAssemblerCodeRef functionForCallEntryThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_function_for_call_prologue), "function for call");
}
MacroAssemblerCodeRef functionForConstructEntryThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_function_for_construct_prologue), "function for construct");
}
MacroAssemblerCodeRef functionForCallArityCheckThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_function_for_call_arity_check), "function for call with arity check");
}
MacroAssemblerCodeRef functionForConstructArityCheckThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_function_for_construct_arity_check), "function for construct with arity check");
}
MacroAssemblerCodeRef evalEntryThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_eval_prologue), "eval");
}
MacroAssemblerCodeRef programEntryThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_program_prologue), "program");
}
MacroAssemblerCodeRef moduleProgramEntryThunkGenerator(VM* vm)
{
return generateThunkWithJumpTo(vm, LLInt::getCodeFunctionPtr(llint_module_program_prologue), "module_program");
}
}
#else // ENABLE(JIT)
EncodedJSValue vmEntryToJavaScript(void* executableAddress, VM* vm, ProtoCallFrame* protoCallFrame)
{
JSValue result = CLoop::execute(llint_vm_entry_to_javascript, executableAddress, vm, protoCallFrame);
return JSValue::encode(result);
}
EncodedJSValue vmEntryToNative(void* executableAddress, VM* vm, ProtoCallFrame* protoCallFrame)
{
JSValue result = CLoop::execute(llint_vm_entry_to_native, executableAddress, vm, protoCallFrame);
return JSValue::encode(result);
}
extern "C" VMEntryRecord* vmEntryRecord(VMEntryFrame* entryFrame)
{
intptr_t stackAlignment = stackAlignmentBytes();
intptr_t VMEntryTotalFrameSize = (sizeof(VMEntryRecord) + (stackAlignment - 1)) & ~(stackAlignment - 1);
return reinterpret_cast<VMEntryRecord*>(reinterpret_cast<char*>(entryFrame) - VMEntryTotalFrameSize);
}
#endif // ENABLE(JIT)
}