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Removing use of MEMORY_BASIC_INFORMATION.

This commit is contained in:
Ben Vanik 2014-08-18 22:12:21 -07:00
parent d578f5d0f0
commit b870914795
3 changed files with 151 additions and 181 deletions
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15
src/alloy/memory.h
View File

@ -20,6 +20,17 @@ enum {
MEMORY_FLAG_PHYSICAL = (1 << 3),
};
// Equivalent to the Win32 MEMORY_BASIC_INFORMATION struct.
struct AllocationInfo {
uint64_t base_address;
uint64_t allocation_base;
uint32_t allocation_protect; // TBD
size_t region_size;
uint32_t state; // TBD
uint32_t protect; // TBD
uint32_t type; // TBD
};
class Memory {
public:
Memory();
@ -58,8 +69,8 @@ class Memory {
uint32_t alignment = 0x20) = 0;
virtual int HeapFree(uint64_t address, size_t size) = 0;
virtual size_t QueryInformation(uint64_t base_address,
MEMORY_BASIC_INFORMATION* mem_info) = 0;
virtual bool QueryInformation(uint64_t base_address,
AllocationInfo* mem_info) = 0;
virtual size_t QuerySize(uint64_t base_address) = 0;
virtual int Protect(uint64_t address, size_t size, uint32_t access) = 0;

275
src/xenia/cpu/xenon_memory.cc
View File

@ -25,32 +25,27 @@ using namespace xe::cpu;
#include <sys/mman.h>
#endif // WIN32
#define MSPACES 1
#define USE_LOCKS 0
#define USE_DL_PREFIX 1
#define HAVE_MORECORE 0
#define HAVE_MREMAP 0
#define malloc_getpagesize 4096
#define DEFAULT_GRANULARITY 64 * 1024
#define DEFAULT_TRIM_THRESHOLD MAX_SIZE_T
#define MALLOC_ALIGNMENT 32
#define MALLOC_INSPECT_ALL 1
#define MSPACES 1
#define USE_LOCKS 0
#define USE_DL_PREFIX 1
#define HAVE_MORECORE 0
#define HAVE_MREMAP 0
#define malloc_getpagesize 4096
#define DEFAULT_GRANULARITY 64 * 1024
#define DEFAULT_TRIM_THRESHOLD MAX_SIZE_T
#define MALLOC_ALIGNMENT 32
#define MALLOC_INSPECT_ALL 1
#if XE_DEBUG
#define FOOTERS 0
#define FOOTERS 0
#endif // XE_DEBUG
#include <third_party/dlmalloc/malloc.c.h>
DEFINE_bool(
log_heap, false,
"Log heap structure on alloc/free.");
DEFINE_bool(log_heap, false, "Log heap structure on alloc/free.");
DEFINE_uint64(
heap_guard_pages, 0,
"Allocate the given number of guard pages around all heap chunks.");
DEFINE_bool(
scribble_heap, false,
"Scribble 0xCD into all allocated heap memory.");
DEFINE_bool(scribble_heap, false,
"Scribble 0xCD into all allocated heap memory.");
/**
* Memory map:
@ -84,45 +79,43 @@ DEFINE_bool(
* this.
*/
#define XENON_MEMORY_PHYSICAL_HEAP_LOW 0x00010000
#define XENON_MEMORY_PHYSICAL_HEAP_HIGH 0x20000000
#define XENON_MEMORY_VIRTUAL_HEAP_LOW 0x20000000
#define XENON_MEMORY_VIRTUAL_HEAP_HIGH 0x40000000
#define XENON_MEMORY_PHYSICAL_HEAP_LOW 0x00010000
#define XENON_MEMORY_PHYSICAL_HEAP_HIGH 0x20000000
#define XENON_MEMORY_VIRTUAL_HEAP_LOW 0x20000000
#define XENON_MEMORY_VIRTUAL_HEAP_HIGH 0x40000000
class xe::cpu::XenonMemoryHeap {
public:
public:
XenonMemoryHeap(XenonMemory* memory, bool is_physical);
~XenonMemoryHeap();
int Initialize(uint64_t low, uint64_t high);
uint64_t Alloc(uint64_t base_address, size_t size,
uint32_t flags, uint32_t alignment);
uint64_t Alloc(uint64_t base_address, size_t size, uint32_t flags,
uint32_t alignment);
uint64_t Free(uint64_t address, size_t size);
size_t QuerySize(uint64_t base_address);
void Dump();
private:
private:
static uint32_t next_heap_id_;
static void DumpHandler(
void* start, void* end, size_t used_bytes, void* context);
static void DumpHandler(void* start, void* end, size_t used_bytes,
void* context);
private:
XenonMemory* memory_;
uint32_t heap_id_;
bool is_physical_;
std::mutex lock_;
size_t size_;
uint8_t* ptr_;
mspace space_;
private:
XenonMemory* memory_;
uint32_t heap_id_;
bool is_physical_;
std::mutex lock_;
size_t size_;
uint8_t* ptr_;
mspace space_;
};
uint32_t XenonMemoryHeap::next_heap_id_ = 1;
XenonMemory::XenonMemory()
: Memory(),
mapping_(0), mapping_base_(0), page_table_(0) {
: Memory(), mapping_(0), mapping_base_(0), page_table_(0) {
virtual_heap_ = new XenonMemoryHeap(this, false);
physical_heap_ = new XenonMemoryHeap(this, true);
}
@ -134,9 +127,7 @@ XenonMemory::~XenonMemory() {
if (mapping_base_) {
// GPU writeback.
VirtualFree(
Translate(0xC0000000), 0x00100000,
MEM_DECOMMIT);
VirtualFree(Translate(0xC0000000), 0x00100000, MEM_DECOMMIT);
}
delete physical_heap_;
@ -158,15 +149,13 @@ int XenonMemory::Initialize() {
}
result = 1;
// Create main page file-backed mapping. This is all reserved but
// uncommitted (so it shouldn't expand page file).
// Create main page file-backed mapping. This is all reserved but
// uncommitted (so it shouldn't expand page file).
#if XE_PLATFORM_WIN32
mapping_ = CreateFileMapping(
INVALID_HANDLE_VALUE,
NULL,
PAGE_READWRITE | SEC_RESERVE,
1, 0, // entire 4gb space
NULL);
mapping_ =
CreateFileMapping(INVALID_HANDLE_VALUE, NULL,
PAGE_READWRITE | SEC_RESERVE, 1, 0, // entire 4gb space
NULL);
#else
char mapping_path[] = "/xenia/mapping/XXXXXX";
mktemp(mapping_path);
@ -197,17 +186,14 @@ int XenonMemory::Initialize() {
membase_ = mapping_base_;
// Prepare heaps.
virtual_heap_->Initialize(
XENON_MEMORY_VIRTUAL_HEAP_LOW, XENON_MEMORY_VIRTUAL_HEAP_HIGH);
physical_heap_->Initialize(
XENON_MEMORY_PHYSICAL_HEAP_LOW, XENON_MEMORY_PHYSICAL_HEAP_HIGH - 0x1000);
virtual_heap_->Initialize(XENON_MEMORY_VIRTUAL_HEAP_LOW,
XENON_MEMORY_VIRTUAL_HEAP_HIGH);
physical_heap_->Initialize(XENON_MEMORY_PHYSICAL_HEAP_LOW,
XENON_MEMORY_PHYSICAL_HEAP_HIGH - 0x1000);
// GPU writeback.
// 0xC... is physical, 0x7F... is virtual. We may need to overlay these.
VirtualAlloc(
Translate(0xC0000000),
0x00100000,
MEM_COMMIT, PAGE_READWRITE);
VirtualAlloc(Translate(0xC0000000), 0x00100000, MEM_COMMIT, PAGE_READWRITE);
// Add handlers for MMIO.
mmio_handler_ = MMIOHandler::Install(mapping_base_);
@ -220,9 +206,8 @@ int XenonMemory::Initialize() {
// Allocate dirty page table.
// This must live within our low heap. Ideally we'd hardcode the address but
// this is more flexible.
page_table_ = physical_heap_->Alloc(
0, (512 * 1024 * 1024) / (16 * 1024),
X_MEM_COMMIT, 16 * 1024);
page_table_ = physical_heap_->Alloc(0, (512 * 1024 * 1024) / (16 * 1024),
X_MEM_COMMIT, 16 * 1024);
return 0;
@ -231,32 +216,32 @@ XECLEANUP:
}
const static struct {
uint64_t virtual_address_start;
uint64_t virtual_address_end;
uint64_t target_address;
uint64_t virtual_address_start;
uint64_t virtual_address_end;
uint64_t target_address;
} map_info[] = {
0x00000000, 0x3FFFFFFF, 0x00000000, // (1024mb) - virtual 4k pages
0x40000000, 0x7FFFFFFF, 0x40000000, // (1024mb) - virtual 64k pages
0x80000000, 0x9FFFFFFF, 0x80000000, // (512mb) - xex pages
0xA0000000, 0xBFFFFFFF, 0x00000000, // (512mb) - physical 64k pages
0xC0000000, 0xDFFFFFFF, 0x00000000, // - physical 16mb pages
0xE0000000, 0xFFFFFFFF, 0x00000000, // - physical 4k pages
0x00000000, 0x3FFFFFFF, 0x00000000, // (1024mb) - virtual 4k pages
0x40000000, 0x7FFFFFFF, 0x40000000, // (1024mb) - virtual 64k pages
0x80000000, 0x9FFFFFFF, 0x80000000, // (512mb) - xex pages
0xA0000000, 0xBFFFFFFF, 0x00000000, // (512mb) - physical 64k pages
0xC0000000, 0xDFFFFFFF, 0x00000000, // - physical 16mb pages
0xE0000000, 0xFFFFFFFF, 0x00000000, // - physical 4k pages
};
int XenonMemory::MapViews(uint8_t* mapping_base) {
assert_true(poly::countof(map_info) == poly::countof(views_.all_views));
for (size_t n = 0; n < poly::countof(map_info); n++) {
#if XE_PLATFORM_WIN32
views_.all_views[n] = reinterpret_cast<uint8_t*>(MapViewOfFileEx(
mapping_,
FILE_MAP_ALL_ACCESS,
0x00000000, (DWORD)map_info[n].target_address,
mapping_, FILE_MAP_ALL_ACCESS, 0x00000000,
(DWORD)map_info[n].target_address,
map_info[n].virtual_address_end - map_info[n].virtual_address_start + 1,
mapping_base + map_info[n].virtual_address_start));
#else
views_.all_views[n] = reinterpret_cast<uint8_t*>(mmap(
map_info[n].virtual_address_start + mapping_base,
map_info[n].virtual_address_end - map_info[n].virtual_address_start + 1,
PROT_NONE, MAP_SHARED | MAP_FIXED, mapping_, map_info[n].target_address));
PROT_NONE, MAP_SHARED | MAP_FIXED, mapping_,
map_info[n].target_address));
#endif // XE_PLATFORM_WIN32
XEEXPECTNOTNULL(views_.all_views[n]);
}
@ -273,25 +258,24 @@ void XenonMemory::UnmapViews() {
#if XE_PLATFORM_WIN32
UnmapViewOfFile(views_.all_views[n]);
#else
size_t length = map_info[n].virtual_address_end - map_info[n].virtual_address_start + 1;
size_t length = map_info[n].virtual_address_end -
map_info[n].virtual_address_start + 1;
munmap(views_.all_views[n], length);
#endif // XE_PLATFORM_WIN32
}
}
}
bool XenonMemory::AddMappedRange(uint64_t address, uint64_t mask,
uint64_t size, void* context,
MMIOReadCallback read_callback,
bool XenonMemory::AddMappedRange(uint64_t address, uint64_t mask, uint64_t size,
void* context, MMIOReadCallback read_callback,
MMIOWriteCallback write_callback) {
DWORD protect = PAGE_NOACCESS;
if (!VirtualAlloc(Translate(address),
size,
MEM_COMMIT, protect)) {
if (!VirtualAlloc(Translate(address), size, MEM_COMMIT, protect)) {
XELOGE("Unable to map range; commit/protect failed");
return false;
}
return mmio_handler_->RegisterRange(address, mask, size, context, read_callback, write_callback);
return mmio_handler_->RegisterRange(address, mask, size, context,
read_callback, write_callback);
}
uint8_t XenonMemory::LoadI8(uint64_t address) {
@ -350,20 +334,17 @@ void XenonMemory::StoreI64(uint64_t address, uint64_t value) {
}
}
uint64_t XenonMemory::HeapAlloc(
uint64_t base_address, size_t size, uint32_t flags,
uint32_t alignment) {
uint64_t XenonMemory::HeapAlloc(uint64_t base_address, size_t size,
uint32_t flags, uint32_t alignment) {
// If we were given a base address we are outside of the normal heap and
// will place wherever asked (so long as it doesn't overlap the heap).
if (!base_address) {
// Normal allocation from the managed heap.
uint64_t result;
if (flags & MEMORY_FLAG_PHYSICAL) {
result = physical_heap_->Alloc(
base_address, size, flags, alignment);
result = physical_heap_->Alloc(base_address, size, flags, alignment);
} else {
result = virtual_heap_->Alloc(
base_address, size, flags, alignment);
result = virtual_heap_->Alloc(base_address, size, flags, alignment);
}
if (result) {
if (flags & MEMORY_FLAG_ZERO) {
@ -417,11 +398,22 @@ int XenonMemory::HeapFree(uint64_t address, size_t size) {
}
}
size_t XenonMemory::QueryInformation(uint64_t base_address,
MEMORY_BASIC_INFORMATION* mem_info) {
bool XenonMemory::QueryInformation(uint64_t base_address,
AllocationInfo* mem_info) {
uint8_t* p = Translate(base_address);
return VirtualQuery(p, mem_info, sizeof(MEMORY_BASIC_INFORMATION));
MEMORY_BASIC_INFORMATION mbi;
if (!VirtualQuery(p, &mbi, sizeof(mbi))) {
return false;
}
mem_info->base_address = base_address;
mem_info->allocation_base =
static_cast<uint64_t>(mbi.AllocationBase - membase_);
mem_info->allocation_protect = mbi.AllocationProtect;
mem_info->region_size = mbi.RegionSize;
mem_info->state = mbi.State;
mem_info->protect = mbi.Protect;
mem_info->type = mbi.Type;
return true;
}
size_t XenonMemory::QuerySize(uint64_t base_address) {
@ -451,10 +443,10 @@ int XenonMemory::Protect(uint64_t address, size_t size, uint32_t access) {
p += heap_guard_size;
DWORD new_protect = access;
new_protect = new_protect & (
X_PAGE_NOACCESS | X_PAGE_READONLY | X_PAGE_READWRITE |
X_PAGE_WRITECOPY | X_PAGE_GUARD | X_PAGE_NOCACHE |
X_PAGE_WRITECOMBINE);
new_protect =
new_protect &
(X_PAGE_NOACCESS | X_PAGE_READONLY | X_PAGE_READWRITE | X_PAGE_WRITECOPY |
X_PAGE_GUARD | X_PAGE_NOCACHE | X_PAGE_WRITECOMBINE);
DWORD old_protect;
return VirtualProtect(p, size, new_protect, &old_protect) == TRUE ? 0 : 1;
@ -470,9 +462,8 @@ uint32_t XenonMemory::QueryProtect(uint64_t address) {
return info.Protect;
}
XenonMemoryHeap::XenonMemoryHeap(XenonMemory* memory, bool is_physical) :
memory_(memory), is_physical_(is_physical) {
XenonMemoryHeap::XenonMemoryHeap(XenonMemory* memory, bool is_physical)
: memory_(memory), is_physical_(is_physical) {
heap_id_ = next_heap_id_++;
}
@ -494,8 +485,7 @@ int XenonMemoryHeap::Initialize(uint64_t low, uint64_t high) {
// as it goes.
size_ = high - low;
ptr_ = memory_->views_.v00000000 + low;
void* heap_result = VirtualAlloc(
ptr_, size_, MEM_COMMIT, PAGE_READWRITE);
void* heap_result = VirtualAlloc(ptr_, size_, MEM_COMMIT, PAGE_READWRITE);
if (!heap_result) {
return 1;
}
@ -504,8 +494,8 @@ int XenonMemoryHeap::Initialize(uint64_t low, uint64_t high) {
return 0;
}
uint64_t XenonMemoryHeap::Alloc(
uint64_t base_address, size_t size, uint32_t flags, uint32_t alignment) {
uint64_t XenonMemoryHeap::Alloc(uint64_t base_address, size_t size,
uint32_t flags, uint32_t alignment) {
lock_.lock();
size_t alloc_size = size;
size_t heap_guard_size = FLAGS_heap_guard_pages * 4096;
@ -519,13 +509,10 @@ uint64_t XenonMemoryHeap::Alloc(
if (FLAGS_heap_guard_pages) {
size_t real_size = mspace_usable_size(p);
DWORD old_protect;
VirtualProtect(
p, heap_guard_size,
PAGE_NOACCESS, &old_protect);
VirtualProtect(p, heap_guard_size, PAGE_NOACCESS, &old_protect);
p += heap_guard_size;
VirtualProtect(
p + alloc_size, heap_guard_size,
PAGE_NOACCESS, &old_protect);
VirtualProtect(p + alloc_size, heap_guard_size, PAGE_NOACCESS,
&old_protect);
}
if (FLAGS_log_heap) {
Dump();
@ -538,25 +525,15 @@ uint64_t XenonMemoryHeap::Alloc(
if (is_physical_) {
// If physical, we need to commit the memory in the physical address ranges
// so that it can be accessed.
VirtualAlloc(
memory_->views_.vA0000000 + (p - memory_->views_.v00000000),
size,
MEM_COMMIT,
PAGE_READWRITE);
VirtualAlloc(
memory_->views_.vC0000000 + (p - memory_->views_.v00000000),
size,
MEM_COMMIT,
PAGE_READWRITE);
VirtualAlloc(
memory_->views_.vE0000000 + (p - memory_->views_.v00000000),
size,
MEM_COMMIT,
PAGE_READWRITE);
VirtualAlloc(memory_->views_.vA0000000 + (p - memory_->views_.v00000000),
size, MEM_COMMIT, PAGE_READWRITE);
VirtualAlloc(memory_->views_.vC0000000 + (p - memory_->views_.v00000000),
size, MEM_COMMIT, PAGE_READWRITE);
VirtualAlloc(memory_->views_.vE0000000 + (p - memory_->views_.v00000000),
size, MEM_COMMIT, PAGE_READWRITE);
}
if ((flags & X_MEM_NOZERO) &&
FLAGS_scribble_heap) {
if ((flags & X_MEM_NOZERO) && FLAGS_scribble_heap) {
// Trash the memory so that we can see bad read-before-write bugs easier.
memset(p, 0xCD, alloc_size);
} else {
@ -590,12 +567,9 @@ uint64_t XenonMemoryHeap::Free(uint64_t address, size_t size) {
lock_.lock();
if (FLAGS_heap_guard_pages) {
DWORD old_protect;
VirtualProtect(
p, heap_guard_size,
PAGE_READWRITE, &old_protect);
VirtualProtect(
p + heap_guard_size + real_size, heap_guard_size,
PAGE_READWRITE, &old_protect);
VirtualProtect(p, heap_guard_size, PAGE_READWRITE, &old_protect);
VirtualProtect(p + heap_guard_size + real_size, heap_guard_size,
PAGE_READWRITE, &old_protect);
}
mspace_free(space_, p);
if (FLAGS_log_heap) {
@ -605,18 +579,12 @@ uint64_t XenonMemoryHeap::Free(uint64_t address, size_t size) {
if (is_physical_) {
// If physical, decommit from physical ranges too.
VirtualFree(
memory_->views_.vA0000000 + (p - memory_->views_.v00000000),
size,
MEM_DECOMMIT);
VirtualFree(
memory_->views_.vC0000000 + (p - memory_->views_.v00000000),
size,
MEM_DECOMMIT);
VirtualFree(
memory_->views_.vE0000000 + (p - memory_->views_.v00000000),
size,
MEM_DECOMMIT);
VirtualFree(memory_->views_.vA0000000 + (p - memory_->views_.v00000000),
size, MEM_DECOMMIT);
VirtualFree(memory_->views_.vC0000000 + (p - memory_->views_.v00000000),
size, MEM_DECOMMIT);
VirtualFree(memory_->views_.vE0000000 + (p - memory_->views_.v00000000),
size, MEM_DECOMMIT);
}
return (uint64_t)real_size;
@ -638,8 +606,7 @@ size_t XenonMemoryHeap::QuerySize(uint64_t base_address) {
}
void XenonMemoryHeap::Dump() {
XELOGI("XenonMemoryHeap::Dump - %s",
is_physical_ ? "physical" : "virtual");
XELOGI("XenonMemoryHeap::Dump - %s", is_physical_ ? "physical" : "virtual");
if (FLAGS_heap_guard_pages) {
XELOGI(" (heap guard pages enabled, stats will be wrong)");
}
@ -655,8 +622,8 @@ void XenonMemoryHeap::Dump() {
mspace_inspect_all(space_, DumpHandler, this);
}
void XenonMemoryHeap::DumpHandler(
void* start, void* end, size_t used_bytes, void* context) {
void XenonMemoryHeap::DumpHandler(void* start, void* end, size_t used_bytes,
void* context) {
XenonMemoryHeap* heap = (XenonMemoryHeap*)context;
XenonMemory* memory = heap->memory_;
size_t heap_guard_size = FLAGS_heap_guard_pages * 4096;
@ -664,12 +631,10 @@ void XenonMemoryHeap::DumpHandler(
uint64_t end_addr = (uint64_t)end - heap_guard_size;
uint32_t guest_start =
(uint32_t)(start_addr - (uintptr_t)memory->mapping_base_);
uint32_t guest_end =
(uint32_t)(end_addr - (uintptr_t)memory->mapping_base_);
uint32_t guest_end = (uint32_t)(end_addr - (uintptr_t)memory->mapping_base_);
if (int32_t(end_addr - start_addr) > 0) {
XELOGI(" - %.8X-%.8X (%10db) %.16llX-%.16llX - %9db used",
guest_start, guest_end, (guest_end - guest_start),
start_addr, end_addr,
XELOGI(" - %.8X-%.8X (%10db) %.16llX-%.16llX - %9db used", guest_start,
guest_end, (guest_end - guest_start), start_addr, end_addr,
used_bytes);
} else {
XELOGI(" - %.16llX-%.16llX - %9db used",

42
src/xenia/cpu/xenon_memory.h
View File

@ -17,7 +17,6 @@
#include <xenia/core.h>
#include <xenia/cpu/mmio_handler.h>
typedef struct xe_ppc_state xe_ppc_state_t;
namespace xe {
@ -26,7 +25,7 @@ namespace cpu {
class XenonMemoryHeap;
class XenonMemory : public alloy::Memory {
public:
public:
XenonMemory();
virtual ~XenonMemory();
@ -34,10 +33,8 @@ public:
uint64_t page_table() const override { return page_table_; }
bool AddMappedRange(uint64_t address, uint64_t mask,
uint64_t size,
void* context,
MMIOReadCallback read_callback,
bool AddMappedRange(uint64_t address, uint64_t mask, uint64_t size,
void* context, MMIOReadCallback read_callback,
MMIOWriteCallback write_callback);
uint8_t LoadI8(uint64_t address) override;
@ -49,35 +46,34 @@ public:
void StoreI32(uint64_t address, uint32_t value) override;
void StoreI64(uint64_t address, uint64_t value) override;
uint64_t HeapAlloc(
uint64_t base_address, size_t size, uint32_t flags,
uint32_t alignment = 0x20) override;
uint64_t HeapAlloc(uint64_t base_address, size_t size, uint32_t flags,
uint32_t alignment = 0x20) override;
int HeapFree(uint64_t address, size_t size) override;
size_t QueryInformation(uint64_t base_address,
MEMORY_BASIC_INFORMATION* mem_info) override;
bool QueryInformation(uint64_t base_address,
alloy::AllocationInfo* mem_info) override;
size_t QuerySize(uint64_t base_address) override;
int Protect(uint64_t address, size_t size, uint32_t access) override;
uint32_t QueryProtect(uint64_t address) override;
private:
private:
int MapViews(uint8_t* mapping_base);
void UnmapViews();
private:
HANDLE mapping_;
uint8_t* mapping_base_;
private:
HANDLE mapping_;
uint8_t* mapping_base_;
union {
struct {
uint8_t* v00000000;
uint8_t* v40000000;
uint8_t* v80000000;
uint8_t* vA0000000;
uint8_t* vC0000000;
uint8_t* vE0000000;
uint8_t* v00000000;
uint8_t* v40000000;
uint8_t* v80000000;
uint8_t* vA0000000;
uint8_t* vC0000000;
uint8_t* vE0000000;
};
uint8_t* all_views[6];
uint8_t* all_views[6];
} views_;
std::unique_ptr<MMIOHandler> mmio_handler_;
@ -90,9 +86,7 @@ private:
friend class XenonMemoryHeap;
};
} // namespace cpu
} // namespace xe
#endif // XENIA_CPU_XENON_MEMORY_H_