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#include "m/m_heap.h"
#include "egg/core/eggAssertHeap.h"
#include "egg/core/eggExpHeap.h"
#include "egg/core/eggFrmHeap.h"
u8 mHeap::g_DefaultGameHeapId = 1;
#define MIN_ALIGN 0x20
EGG::Heap *mHeap::g_gameHeaps[4];
EGG::Heap *mHeap::s_SavedCurrentHeap;
EGG::Heap *mHeap::g_archiveHeap;
EGG::Heap *mHeap::g_commandHeap;
EGG::ExpHeap *mHeap::g_dylinkHeap;
EGG::AssertHeap *mHeap::g_assertHeap;
const char *const mHeap::s_GameHeapNames[4] = {
0,
"ゲーム用汎用ヒープ1(mHeap::gameHeaps[1])",
"ゲーム用汎用ヒープ2(mHeap::gameHeaps[2])",
0,
};
u16 mHeap::GetOptFlag(AllocOptBit_t arg) {
u16 result = 0;
if ((arg & 1) != 0) {
result = 1;
}
if ((arg & 2) != 0) {
result |= 2;
}
if ((arg & 4) != 0) {
result |= 4;
}
return result;
}
EGG::Heap *mHeap::setCurrentHeap(EGG::Heap *heap) {
return heap->becomeCurrentHeap();
}
EGG::Heap *mHeap::createExpHeap(size_t size, EGG::Heap *parentHeap, const char *name, u32 align, AllocOptBit_t attrs) {
if (parentHeap == nullptr) {
parentHeap = EGG::Heap::sCurrentHeap;
}
if (align < MIN_ALIGN) {
align = MIN_ALIGN;
}
if (size != 0xFFFFFFFF) {
size = expHeapCost(size, align);
} else {
size = parentHeap->getAllocatableSize(align);
}
void *mem = parentHeap->alloc(size, align);
EGG::ExpHeap *heap = nullptr;
if (mem != nullptr) {
heap = EGG::ExpHeap::create(mem, size, GetOptFlag(attrs));
if (heap == nullptr) {
parentHeap->free(mem);
} else if (name != nullptr) {
heap->mName = name;
}
}
return heap;
}
size_t mHeap::adjustExpHeap(EGG::ExpHeap *heap) {
int ret = 0;
if (heap != nullptr) {
size_t ad = heap->adjust();
size_t cost = mHeap::expHeapCost(0, 4);
if (ad >= cost) {
ret = ad - cost;
}
}
return ret;
}
size_t mHeap::expHeapCost(size_t size, u32 align) {
int a = align - 1;
s32 b = (0x84 + a);
return size + (~(a)&b);
}
EGG::FrmHeap *mHeap::createFrmHeap(size_t size, EGG::Heap *parent, const char *name, size_t align, AllocOptBit_t attrs) {
if (parent == nullptr) {
parent = EGG::Heap::sCurrentHeap;
}
if (align < MIN_ALIGN) {
align = MIN_ALIGN;
}
if (size != 0xFFFFFFFF) {
size = frmHeapCost(size, align);
} else {
size = parent->getAllocatableSize(align);
}
void *mem = parent->alloc(size, align);
EGG::FrmHeap *heap = nullptr;
if (mem != nullptr) {
heap = EGG::FrmHeap::create(mem, size, GetOptFlag(attrs));
if (heap == nullptr) {
parent->free(mem);
} else if (name != nullptr) {
heap->mName = name;
}
}
return heap;
}
void mHeap::destroyFrmHeap(EGG::FrmHeap *heap) {
if (heap != nullptr) {
heap->destroy();
}
}
size_t mHeap::adjustFrmHeap(EGG::FrmHeap *heap) {
int ret = 0;
if (heap != nullptr) {
size_t ad = heap->adjust();
size_t cost = mHeap::frmHeapCost(0, 4);
if (ad >= cost) {
ret = ad - cost;
}
}
return ret;
}
size_t mHeap::frmHeapCost(size_t size, u32 align) {
int a = align - 1;
s32 b = (0x7C + a);
return size + (~(a)&b);
}
mHeap::mHeap(EGG::Heap *heap) {
this->heap = heap->becomeCurrentHeap();
}
mHeap::~mHeap() {
heap->becomeCurrentHeap();
}
EGG::ExpHeap *mHeap::createHeap(size_t size, EGG::Heap *block, const char *name) {
EGG::ExpHeap *heap = EGG::ExpHeap::create(size, block, 4);
if (heap != nullptr) {
heap->setAllocMode(0);
if (name != nullptr) {
heap->mName = name;
}
} else {
block->dump();
}
return heap;
}
void mHeap::saveCurrentHeap() {
s_SavedCurrentHeap = EGG::Heap::sCurrentHeap;
}
void mHeap::restoreCurrentHeap() {
s_SavedCurrentHeap->becomeCurrentHeap();
s_SavedCurrentHeap = nullptr;
}
EGG::FrmHeap *mHeap::createFrmHeapToCurrent(size_t size, EGG::Heap *parentHeap, const char *name, u32 align, AllocOptBit_t opt) {
EGG::FrmHeap *heap = createFrmHeap(size, parentHeap, name, align, opt);
if (heap != nullptr) {
s_SavedCurrentHeap = setCurrentHeap(heap);
}
return heap;
}
int mHeap::getDefaultGameHeapId() {
return g_DefaultGameHeapId;
}
EGG::Heap *mHeap::createGameHeap(int heapId, size_t size, EGG::Heap *parent) {
if (!isValidHeapId(heapId)) {
return nullptr;
}
g_gameHeaps[heapId] = mHeap::createHeap(size, parent, s_GameHeapNames[heapId]);
if (heapId == g_DefaultGameHeapId) {
g_gameHeaps[0] = g_gameHeaps[heapId];
}
return g_gameHeaps[heapId];
}
void mHeap::createGameHeap1(size_t size, EGG::Heap *parentHeap) {
createGameHeap(getDefaultGameHeapId(), size, parentHeap);
}
void mHeap::createArchiveHeap(size_t size, EGG::Heap *parent) {
g_archiveHeap = createHeap(size, parent, "汎用ファイル読み込み用ヒープ(mHeap::archiveHeap)");
}
void mHeap::createCommandHeap(size_t size, EGG::Heap *parent) {
g_commandHeap = createHeap(size, parent, "DVD読み込みコマンド用ヒープ(mHeap::commandHeap)");
}
void mHeap::createDylinkHeap(size_t size, EGG::Heap *parent) {
g_dylinkHeap = createHeap(size, parent, "ダイナミックリンク用ヒープ(mHeap::dylinkHeap)");
}
EGG::AssertHeap *mHeap::createAssertHeap(EGG::Heap *parent) {
const char *name = "アサートヒープ(mHeap::assertHeap)";
g_assertHeap = EGG::AssertHeap::create(EGG::AssertHeap::getSize(), parent);
g_assertHeap->mName = name;
return g_assertHeap;
}
EGG::FrmHeap *mHeap::makeHeapOnCurrentGameHeap(size_t size, const char *name, u32 align, AllocOptBit_t flags) {
return createFrmHeapToCurrent(size, g_gameHeaps[0], name, align, flags);
}
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