VVMConservativeStackExitFrame.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#if WITH_VERSE_VM || defined(__INTELLISENSE__)
 
#include <setjmp.h>
 
namespace Verse
{
struct FConservativeStackEntryFrame;
 
struct FConservativeStackExitFrame
{
    FConservativeStackEntryFrame* EntryFrame;
};
 
// FIXME: The way that this should really work is that the ExitConservativeStack function is written in assembly
// and saves all callee-save GPRs but only restores the ones it actually touched. That will be much cheaper than
// calling setjmp!
struct FConservativeStackExitFrameWithJmpBuf : FConservativeStackExitFrame
{
    jmp_buf JmpBuf;
};
 
} // namespace Verse
#endif // WITH_VERSE_VM