tp/libs/JSystem/JKernel/JKRHeap.cpp

458 lines
11 KiB
C++

#include "JSystem/JKernel/JKRHeap/JKRHeap.h"
#include "JSystem/JKernel/JKRExpHeap/JKRExpHeap.h"
#include "global.h"
extern "C" {
void __dl__FPv(void);
void __dt__10JSUPtrLinkFv(void);
void __dt__10JSUPtrListFv(void);
void __dt__11JKRDisposerFv(void);
void getFreeSize__7JKRHeapCFv(void);
void getMaxFreeBlock__7JKRHeapCFv(void);
void panic_f__12JUTExceptionFPCciPCce(const char* filename, int line, const char* format, ...);
void remove__10JSUPtrListFP10JSUPtrLink(void);
}
extern JKRExpHeap* sSystemHeap__7JKRHeap;
extern bool lbl_804508B0;
extern bool lbl_80451380;
extern void* lbl_803CBF70;
extern JKRHeap* sRootHeap__7JKRHeap;
extern JKRHeap* sCurrentHeap__7JKRHeap;
JKRHeap::JKRHeap(void* data, u32 size, JKRHeap* parent, bool errorFlag)
: JKRDisposer(), mChildTree(this), mDisposerList() {
OSInitMutex(&mMutex);
mSize = size;
mStart = (u8*)data;
mEnd = (u8*)data + size;
if (parent == NULL) {
becomeSystemHeap();
becomeCurrentHeap();
} else {
parent->mChildTree.appendChild(&mChildTree);
if (getSystemHeap() == getRootHeap()) {
becomeSystemHeap();
}
if (getCurrentHeap() == getRootHeap()) {
becomeCurrentHeap();
}
}
mErrorFlag = errorFlag;
if ((mErrorFlag == true) && (lbl_8045137C == NULL)) {
lbl_8045137C = JKRHeap::JKRDefaultMemoryErrorRoutine;
}
mDebugFill = lbl_804508B0;
mCheckMemoryFilled = lbl_80451380;
mInitFlag = false;
}
// using the wrong register for storing the results
#ifdef NONMATCHING
JKRHeap::~JKRHeap() {
JSUTree<JKRHeap>* parent = mChildTree.getParent();
parent->removeChild(&mChildTree);
JSUTree<JKRHeap>* nextRootHeap = getRootHeap()->mChildTree.getFirstChild();
JKRHeap* rootHeap = getRootHeap();
JKRHeap* currentHeap = getCurrentHeap();
if (currentHeap == this) {
if (!nextRootHeap) {
currentHeap = rootHeap;
} else {
currentHeap = nextRootHeap->getObject();
}
}
setCurrentHeap(currentHeap);
JKRHeap* systemHeap = getSystemHeap();
if (systemHeap == this) {
if (!nextRootHeap) {
systemHeap = rootHeap;
} else {
systemHeap = nextRootHeap->getObject();
}
}
setSystemHeap(systemHeap);
}
#else
asm JKRHeap::~JKRHeap() {
nofralloc
#include "JSystem/JKernel/JKRHeap/asm/func_802CE264.s"
}
#endif
bool JKRHeap::initArena(char** memory, u32* size, int param_3) {
u32 ram_start;
u32 ram_end;
u32 ram;
u32 low = OSGetArenaLo();
u32 high = OSGetArenaHi();
if (low == high)
return false;
ram = OSInitAlloc(low, high, param_3);
ram_start = ALIGN_NEXT(ram, 0x20);
ram_end = ALIGN_PREV(high, 0x20);
GLOBAL_MEMORY* globalMemory = (GLOBAL_MEMORY*)OSPhysicalToCached(0);
mCodeStart = globalMemory;
mCodeEnd = (void*)ram_start;
mUserRamStart = (void*)ram_start;
mUserRamEnd = (void*)ram_end;
mMemorySize = globalMemory->memory_size;
OSSetArenaLo(ram_end);
OSSetArenaHi(ram_end);
*memory = (char*)ram_start;
*size = ram_end - ram_start;
return true;
}
JKRHeap* JKRHeap::becomeSystemHeap() {
JKRHeap* prev = JKRHeap::getSystemHeap();
setSystemHeap(this);
return prev;
}
JKRHeap* JKRHeap::becomeCurrentHeap() {
JKRHeap* prev = getCurrentHeap();
setCurrentHeap(this);
return prev;
}
void JKRHeap::destroy() {
do_destroy();
}
void* JKRHeap::alloc(u32 size, int alignment, JKRHeap* heap) {
if (heap != NULL) {
return heap->alloc(size, alignment);
}
if (getCurrentHeap() != NULL) {
return getCurrentHeap()->alloc(size, alignment);
}
return NULL;
}
void* JKRHeap::alloc(u32 size, int alignment) {
return do_alloc(size, alignment);
}
void JKRHeap::free(void* ptr, JKRHeap* heap) {
if (!heap) {
heap = findFromRoot(ptr);
if (!heap)
return;
}
heap->free(ptr);
}
void JKRHeap::free(void* ptr) {
do_free(ptr);
}
asm void JKRHeap::callAllDisposer() {
nofralloc
#include "JSystem/JKernel/JKRHeap/asm/func_802CE574.s"
}
void JKRHeap::freeAll() {
do_freeAll();
}
void JKRHeap::freeTail() {
do_freeTail();
}
s32 JKRHeap::resize(void* ptr, u32 size, JKRHeap* heap) {
if (!heap) {
heap = findFromRoot(ptr);
if (!heap)
return -1;
}
return heap->resize(ptr, size);
}
s32 JKRHeap::resize(void* ptr, u32 size) {
return do_resize(ptr, size);
}
s32 JKRHeap::getSize(void* ptr, JKRHeap* heap) {
if (!heap) {
heap = findFromRoot(ptr);
if (!heap)
return -1;
}
return heap->getSize(ptr);
}
s32 JKRHeap::getSize(void* ptr) const {
return do_getSize(ptr);
}
s32 JKRHeap::getFreeSize() const {
return do_getFreeSize();
}
void* JKRHeap::getMaxFreeBlock() const {
return do_getMaxFreeBlock();
}
s32 JKRHeap::getTotalFreeSize() const {
return do_getTotalFreeSize();
}
u8 JKRHeap::changeGroupID(u8 param_1) {
return do_changeGroupID(param_1);
}
// "not/nor" instruction in the wrong place
#ifdef NONMATCHING
s32 JKRHeap::getMaxAllocatableSize(int alignment) const {
u32 maxFreeBlock = (u32)getMaxFreeBlock();
s32 freeSize = getFreeSize();
u32 mask = alignment - 1U;
s32 ptrOffset = mask & (alignment - (maxFreeBlock & 0xf));
s32 alignedSize = (freeSize - ptrOffset) & ~(alignment - 1U);
return alignedSize;
}
#else
asm u32 JKRHeap::getMaxAllocatableSize(int alignment) const {
nofralloc
#include "JSystem/JKernel/JKRHeap/asm/func_802CE7DC.s"
}
#endif
JKRHeap* JKRHeap::findFromRoot(void* ptr) {
JKRHeap* rootHeap = getRootHeap();
if (rootHeap == NULL) {
return NULL;
}
if (rootHeap->getStartAddr() <= ptr && ptr < rootHeap->getEndAddr()) {
return rootHeap->find(ptr);
}
return rootHeap->findAllHeap(ptr);
}
JKRHeap* JKRHeap::find(void* ptr) const {
if (getStartAddr() <= ptr && ptr < getEndAddr()) {
const JSUTree<JKRHeap>& tree = mChildTree;
if (tree.getNumChildren() != 0) {
JSUTreeIterator<JKRHeap> iterator;
for (iterator = tree.getFirstChild(); iterator != tree.getEndChild(); iterator++) {
JKRHeap* child = iterator.getObject();
JKRHeap* result = child->find(ptr);
if (result) {
return result;
}
}
}
// todo: not sure about this... casting away const for now.
return (JKRHeap*)this;
}
return NULL;
}
JKRHeap* JKRHeap::findAllHeap(void* ptr) const {
const JSUTree<JKRHeap>& tree = mChildTree;
if (tree.getNumChildren() != 0) {
JSUTreeIterator<JKRHeap> iterator;
for (iterator = tree.getFirstChild(); iterator != tree.getEndChild(); iterator++) {
JKRHeap* child = iterator.getObject();
JKRHeap* result = child->findAllHeap(ptr);
if (result) {
return result;
}
}
}
if (getStartAddr() <= ptr && ptr < getEndAddr()) {
// todo: not sure about this... casting away const for now.
return (JKRHeap*)this;
}
return NULL;
}
void JKRHeap::dispose_subroutine(u32 begin, u32 end) {
JSUListIterator<JKRDisposer> last_iterator;
JSUListIterator<JKRDisposer> next_iterator;
JSUListIterator<JKRDisposer> iterator;
for (iterator = mDisposerList.getFirst(); iterator != mDisposerList.getEnd();
iterator = next_iterator) {
JKRDisposer* disposer = iterator.getObject();
if ((void*)begin <= disposer && disposer < (void*)end) {
disposer->~JKRDisposer();
if (last_iterator == NULL) {
next_iterator = mDisposerList.getFirst();
} else {
next_iterator = last_iterator;
next_iterator++;
}
} else {
last_iterator = iterator;
next_iterator = iterator;
next_iterator++;
}
}
}
bool JKRHeap::dispose(void* ptr, u32 size) {
u32 begin = (u32)ptr;
u32 end = (u32)ptr + size;
dispose_subroutine(begin, end);
return false;
}
void JKRHeap::dispose(void* begin, void* end) {
dispose_subroutine((u32)begin, (u32)end);
}
// missing stack variable?
#ifdef NONMATCHING
void JKRHeap::dispose() {
const JSUList<JKRDisposer>& list = mDisposerList;
JSUListIterator<JKRDisposer> iterator;
while (list.getFirst() != list.getEnd()) {
iterator = list.getFirst();
iterator->~JKRDisposer();
}
}
#else
asm void JKRHeap::dispose() {
nofralloc
#include "JSystem/JKernel/JKRHeap/asm/func_802CEAC0.s"
}
#endif
void JKRHeap::copyMemory(void* dst, void* src, u32 size) {
u32 count = (size + 3) / 4;
u32* dst_32 = (u32*)dst;
u32* src_32 = (u32*)src;
while (count > 0) {
*dst_32 = *src_32;
dst_32++;
src_32++;
count--;
}
}
void JKRHeap::JKRDefaultMemoryErrorRoutine(JKRHeap* heap, u32 size, int alignment) {
panic_f__12JUTExceptionFPCciPCce("JKRHeap.cpp", 0x33f, "%s", "abort\n");
}
bool JKRHeap::setErrorFlag(bool errorFlag) {
bool prev = mErrorFlag;
mErrorFlag = errorFlag;
return prev;
}
JKRErrorHandler JKRHeap::setErrorHandler(JKRErrorHandler errorHandler) {
JKRErrorHandler prev = (JKRErrorHandler)lbl_8045137C;
if (!errorHandler) {
errorHandler = (JKRErrorHandler)JKRHeap::JKRDefaultMemoryErrorRoutine;
}
lbl_8045137C = errorHandler;
return prev;
}
bool JKRHeap::isSubHeap(JKRHeap* heap) const {
if (!heap)
return false;
const JSUTree<JKRHeap>& tree = mChildTree;
if (tree.getNumChildren() != 0) {
JSUTreeIterator<JKRHeap> iterator;
for (iterator = tree.getFirstChild(); iterator != tree.getEndChild(); ++iterator) {
JKRHeap* child = iterator.getObject();
if (child == heap) {
return true;
}
bool is_sub_heap = child->isSubHeap(heap);
if (is_sub_heap) {
return true;
}
}
}
return false;
}
void* operator new(u32 size) {
return JKRHeap::alloc(size, 4, NULL);
}
void* operator new(u32 size, int alignment) {
return JKRHeap::alloc(size, alignment, NULL);
}
void* operator new(u32 size, JKRHeap* heap, int alignment) {
return JKRHeap::alloc(size, alignment, heap);
}
void* operator new[](u32 size) {
return JKRHeap::alloc(size, 4, NULL);
}
void* operator new[](u32 size, int alignment) {
return JKRHeap::alloc(size, alignment, NULL);
}
void* operator new[](u32 size, JKRHeap* heap, int alignment) {
return JKRHeap::alloc(size, alignment, heap);
}
void operator delete(void* ptr) {
JKRHeap::free(ptr, NULL);
}
void operator delete[](void* ptr) {
JKRHeap::free(ptr, NULL);
}
void JKRHeap::state_register(JKRHeap::TState* p, u32 id) const {
JUT_ASSERT(p != 0);
JUT_ASSERT(p->getHeap() == this);
}
bool JKRHeap::state_compare(JKRHeap::TState const& r1, JKRHeap::TState const& r2) const {
JUT_ASSERT(r1.getHeap() == r2.getHeap());
return r1.getCheckCode() == r2.getCheckCode();
}
void JKRHeap::state_dump(JKRHeap::TState const& p) const {
LOGF("check-code : 0x%08x", p.getCheckCode());
LOGF("id : 0x%08x", p.getId());
LOGF("used size : %u", p.getUsedSize());
}
u8 JKRHeap::do_changeGroupID(u8 newGroupID) {
return 0;
}
u8 JKRHeap::do_getCurrentGroupId() const {
return 0;
}
const char* lbl_8039CAEE = "\x00"; /* padding */