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nn_save: Refactor and modernize code

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Exzap 2024-05-29 00:07:37 +02:00
parent 1ee9d5c78c
commit da8fd5b7c7
5 changed files with 323 additions and 887 deletions
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2
src/Cafe/HW/Espresso/Interpreter/PPCInterpreterMain.cpp
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@ -90,7 +90,7 @@ uint8* PPCInterpreterGetStackPointer()
return memory_getPointerFromVirtualOffset(PPCInterpreter_getCurrentInstance()->gpr[1]); return memory_getPointerFromVirtualOffset(PPCInterpreter_getCurrentInstance()->gpr[1]);
} }
uint8* PPCInterpreterGetAndModifyStackPointer(sint32 offset) uint8* PPCInterpreter_PushAndReturnStackPointer(sint32 offset)
{ {
PPCInterpreter_t* hCPU = PPCInterpreter_getCurrentInstance(); PPCInterpreter_t* hCPU = PPCInterpreter_getCurrentInstance();
uint8* result = memory_getPointerFromVirtualOffset(hCPU->gpr[1] - offset); uint8* result = memory_getPointerFromVirtualOffset(hCPU->gpr[1] - offset);

2
src/Cafe/HW/Espresso/PPCState.h
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@ -213,7 +213,7 @@ void PPCTimer_start();
// core info and control // core info and control
extern uint32 ppcThreadQuantum; extern uint32 ppcThreadQuantum;
uint8* PPCInterpreterGetAndModifyStackPointer(sint32 offset); uint8* PPCInterpreter_PushAndReturnStackPointer(sint32 offset);
uint8* PPCInterpreterGetStackPointer(); uint8* PPCInterpreterGetStackPointer();
void PPCInterpreterModifyStackPointer(sint32 offset); void PPCInterpreterModifyStackPointer(sint32 offset);

1189
src/Cafe/OS/libs/nn_save/nn_save.cpp
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File diff suppressed because it is too large Load Diff

2
src/Common/MemPtr.h
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@ -11,7 +11,7 @@ using PAddr = uint32; // physical address
extern uint8* memory_base; extern uint8* memory_base;
extern uint8* PPCInterpreterGetStackPointer(); extern uint8* PPCInterpreterGetStackPointer();
extern uint8* PPCInterpreterGetAndModifyStackPointer(sint32 offset); extern uint8* PPCInterpreter_PushAndReturnStackPointer(sint32 offset);
extern void PPCInterpreterModifyStackPointer(sint32 offset); extern void PPCInterpreterModifyStackPointer(sint32 offset);
class MEMPTRBase {}; class MEMPTRBase {};

9
src/Common/StackAllocator.h
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@ -10,14 +10,16 @@ public:
explicit StackAllocator(const uint32 items) explicit StackAllocator(const uint32 items)
{ {
m_items = items;
m_modified_size = count * sizeof(T) * items + kStaticMemOffset * 2; m_modified_size = count * sizeof(T) * items + kStaticMemOffset * 2;
m_modified_size = (m_modified_size/8+7) * 8; // pad to 8 bytes
auto tmp = PPCInterpreterGetStackPointer(); m_ptr = new(PPCInterpreter_PushAndReturnStackPointer(m_modified_size) + kStaticMemOffset) T[count * items]();
m_ptr = (T*)(PPCInterpreterGetAndModifyStackPointer(m_modified_size) + kStaticMemOffset);
} }
~StackAllocator() ~StackAllocator()
{ {
for (size_t i = 0; i < count * m_items; ++i)
m_ptr[i].~T();
PPCInterpreterModifyStackPointer(-m_modified_size); PPCInterpreterModifyStackPointer(-m_modified_size);
} }
@ -64,4 +66,5 @@ private:
T* m_ptr; T* m_ptr;
sint32 m_modified_size; sint32 m_modified_size;
uint32 m_items;
}; };