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XObject::StashNative

This commit is contained in:
Dr. Chat 2015-07-17 19:52:29 -05:00
parent 7595df4876
commit e54477d0e4
2 changed files with 15 additions and 8 deletions
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10
src/xenia/kernel/xobject.cc
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@ -273,10 +273,7 @@ void XObject::SetNativePointer(uint32_t native_ptr, bool uninitialized) {
// Stash pointer in struct.
// FIXME: This assumes the object has a dispatch header (some don't!)
uint64_t object_ptr = reinterpret_cast<uint64_t>(this);
object_ptr |= 0x1;
header->wait_list_flink = (uint32_t)(object_ptr >> 32);
header->wait_list_blink = (uint32_t)(object_ptr & 0xFFFFFFFF);
StashNative(header, this);
guest_object_ptr_ = native_ptr;
}
@ -354,10 +351,7 @@ object_ref<XObject> XObject::GetNativeObject(KernelState* kernel_state,
// Stash pointer in struct.
// FIXME: This assumes the object contains a dispatch header (some don't!)
uint64_t object_ptr = reinterpret_cast<uint64_t>(object);
object_ptr |= 0x1;
header->wait_list_flink = (uint32_t)(object_ptr >> 32);
header->wait_list_blink = (uint32_t)(object_ptr & 0xFFFFFFFF);
StashNative(header, object);
// NOTE: we are double-retaining, as the object is implicitly created and
// can never be released.

13
src/xenia/kernel/xobject.h
View File

@ -156,6 +156,19 @@ class XObject {
uint8_t* CreateNative(uint32_t size);
void SetNativePointer(uint32_t native_ptr, bool uninitialized = false);
template <typename T>
T* CreateNative(uint32_t size) {
return reinterpret_cast<T*>(CreateNative(size));
}
// Stash native pointer into X_DISPATCH_HEADER
static void StashNative(X_DISPATCH_HEADER* header, void* native_ptr) {
uint64_t object_ptr = reinterpret_cast<uint64_t>(native_ptr);
object_ptr |= 0x1;
header->wait_list_flink = (uint32_t)(object_ptr >> 32);
header->wait_list_blink = (uint32_t)(object_ptr & 0xFFFFFFFF);
}
static uint32_t TimeoutTicksToMs(int64_t timeout_ticks);
KernelState* kernel_state_;