137 lines
3.0 KiB
C++
137 lines
3.0 KiB
C++
#pragma once
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#include "types.h"
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#if defined(__SWITCH__)
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#include <malloc.h>
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#endif
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void os_SetWindowText(const char* text);
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double os_GetSeconds();
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void os_DoEvents();
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void os_CreateWindow();
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void os_SetupInput();
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void os_InstallFaultHandler();
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void os_UninstallFaultHandler();
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#ifdef _MSC_VER
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#include <intrin.h>
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#endif
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u32 static INLINE bitscanrev(u32 v)
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{
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#ifdef __GNUC__
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return 31-__builtin_clz(v);
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#else
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unsigned long rv;
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_BitScanReverse(&rv,v);
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return rv;
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#endif
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}
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namespace hostfs
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{
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std::string getVmuPath(const std::string& port);
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std::string getArcadeFlashPath();
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std::string findFlash(const std::string& prefix, const std::string& names);
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std::string getFlashSavePath(const std::string& prefix, const std::string& name);
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std::string findNaomiBios(const std::string& name);
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std::string getSavestatePath(int index, bool writable);
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std::string getTextureLoadPath(const std::string& gameId);
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std::string getTextureDumpPath();
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std::string getShaderCachePath(const std::string& filename);
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std::string getBiosFontPath();
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}
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#ifdef _WIN64
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#ifdef __MINGW64__
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struct _RUNTIME_FUNCTION;
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typedef struct _RUNTIME_FUNCTION RUNTIME_FUNCTION;
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#else
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struct _IMAGE_RUNTIME_FUNCTION_ENTRY;
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typedef struct _IMAGE_RUNTIME_FUNCTION_ENTRY RUNTIME_FUNCTION;
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#endif
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#endif
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class UnwindInfo
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{
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public:
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void start(void *address);
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void pushReg(u32 offset, int reg);
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void saveReg(u32 offset, int reg, int stackOffset);
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void saveExtReg(u32 offset, int reg, int stackOffset);
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void allocStack(u32 offset, int size);
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void endProlog(u32 offset);
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size_t end(u32 offset, ptrdiff_t rwRxOffset = 0);
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void clear();
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void allocStackPtr(const void *address, int size) {
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allocStack((u32)((const u8 *)address - startAddr), size);
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}
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private:
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u8 *startAddr;
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#ifdef _WIN64
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std::vector<RUNTIME_FUNCTION *> tables;
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std::vector<u16> codes;
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#endif
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#if defined(__unix__) || defined(__APPLE__) || defined(__SWITCH__)
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int stackOffset = 0;
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uintptr_t lastOffset = 0;
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std::vector<u8> cieInstructions;
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std::vector<u8> fdeInstructions;
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std::vector<u8 *> registeredFrames;
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#endif
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};
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#if HOST_CPU != CPU_X64 && HOST_CPU != CPU_ARM64 && (HOST_CPU != CPU_X86 || defined(_WIN32))
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inline void UnwindInfo::start(void *address) {
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}
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inline void UnwindInfo::pushReg(u32 offset, int reg) {
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}
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inline void UnwindInfo::saveReg(u32 offset, int reg, int stackOffset) {
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}
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inline void UnwindInfo::saveExtReg(u32 offset, int reg, int stackOffset) {
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}
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inline void UnwindInfo::allocStack(u32 offset, int size) {
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}
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inline void UnwindInfo::endProlog(u32 offset) {
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}
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inline size_t UnwindInfo::end(u32 offset, ptrdiff_t rwRxOffset) {
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return 0;
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}
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inline void UnwindInfo::clear() {
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}
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#endif
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static inline void *allocAligned(size_t alignment, size_t size)
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{
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#ifdef _WIN32
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return _aligned_malloc(size, alignment);
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#elif defined(__SWITCH__)
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return memalign(alignment, size);
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#else
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void *data;
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if (posix_memalign(&data, alignment, size) != 0)
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return nullptr;
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else
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return data;
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#endif
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}
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static inline void freeAligned(void *p)
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{
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#ifdef _WIN32
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_aligned_free(p);
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#else
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free(p);
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#endif
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}
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