Render3D:

- Explicitly make the Render3D class allocate itself with a cache-aligned base pointer. Fixes SSE2-related alignment crashes with OS/compiler combinations that don’t 16-byte align the base pointer for you.

desmume/src/render3D.cpp

@@ -190,6 +190,22 @@ void FragmentAttributesBuffer::SetAll(const FragmentAttributes &attr)
 	}
 }
 
+void* Render3D::operator new(size_t size)
+{
+	void *newPtr = malloc_alignedCacheLine(size);
+	if (newPtr == NULL)
+	{
+		throw std::bad_alloc();
+	}
+	
+	return newPtr;
+}
+
+void Render3D::operator delete(void *ptr)
+{
+	free_aligned(ptr);
+}
+
 Render3D::Render3D()
 {
 	_renderID = RENDERID_NULL;

desmume/src/render3D.h

@@ -129,6 +129,8 @@ protected:
 	virtual Render3DError SetupViewport(const u32 viewportValue);
 	
 public:
+	static void* operator new(size_t size);
+	static void operator delete(void *p);
 	Render3D();
 	~Render3D();