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author | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> | 2015-01-05 17:30:02 +0100 |
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committer | Emmanuel Gil Peyrot <linkmauve@linkmauve.fr> | 2015-01-06 19:57:28 +0100 |
commit | 6b411c63c9b084e99a3711da10f93225ff93cc85 (patch) | |
tree | 963e9f9afcbc6e052466e4d3a1acee7cd654f8b3 | |
parent | Merge pull request #402 from chrisvj/master (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/common/common.h | 6 | ||||
-rw-r--r-- | src/common/mem_arena.cpp | 84 | ||||
-rw-r--r-- | src/common/mem_arena.h | 8 | ||||
-rw-r--r-- | src/common/platform.h | 1 | ||||
-rw-r--r-- | src/common/swap.h | 4 |
5 files changed, 2 insertions, 101 deletions
diff --git a/src/common/common.h b/src/common/common.h index ba33373ae..bf48ae667 100644 --- a/src/common/common.h +++ b/src/common/common.h @@ -154,16 +154,10 @@ enum EMUSTATE_CHANGE #ifdef _MSC_VER -#ifndef _XBOX inline unsigned long long bswap64(unsigned long long x) { return _byteswap_uint64(x); } inline unsigned int bswap32(unsigned int x) { return _byteswap_ulong(x); } inline unsigned short bswap16(unsigned short x) { return _byteswap_ushort(x); } #else -inline unsigned long long bswap64(unsigned long long x) { return __loaddoublewordbytereverse(0, &x); } -inline unsigned int bswap32(unsigned int x) { return __loadwordbytereverse(0, &x); } -inline unsigned short bswap16(unsigned short x) { return __loadshortbytereverse(0, &x); } -#endif -#else // TODO: speedup inline unsigned short bswap16(unsigned short x) { return (x << 8) | (x >> 8); } inline unsigned int bswap32(unsigned int x) { return (x >> 24) | ((x & 0xFF0000) >> 8) | ((x & 0xFF00) << 8) | (x << 24);} diff --git a/src/common/mem_arena.cpp b/src/common/mem_arena.cpp index 9904d2472..a20361d6f 100644 --- a/src/common/mem_arena.cpp +++ b/src/common/mem_arena.cpp @@ -29,10 +29,6 @@ #endif #endif -#ifdef IOS -void* globalbase = nullptr; -#endif - #ifdef ANDROID // Hopefully this ABI will never change... @@ -95,7 +91,7 @@ int ashmem_unpin_region(int fd, size_t offset, size_t len) #endif // Android -#if defined(_WIN32) && !defined(_XBOX) +#if defined(_WIN32) SYSTEM_INFO sysInfo; #endif @@ -103,11 +99,7 @@ SYSTEM_INFO sysInfo; // Windows mappings need to be on 64K boundaries, due to Alpha legacy. #ifdef _WIN32 size_t roundup(size_t x) { -#ifndef _XBOX int gran = sysInfo.dwAllocationGranularity ? sysInfo.dwAllocationGranularity : 0x10000; -#else - int gran = 0x10000; // 64k in 360 -#endif return (x + gran - 1) & ~(gran - 1); } #else @@ -120,10 +112,8 @@ size_t roundup(size_t x) { void MemArena::GrabLowMemSpace(size_t size) { #ifdef _WIN32 -#ifndef _XBOX hMemoryMapping = CreateFileMapping(INVALID_HANDLE_VALUE, nullptr, PAGE_READWRITE, 0, (DWORD)(size), nullptr); GetSystemInfo(&sysInfo); -#endif #elif defined(ANDROID) // Use ashmem so we don't have to allocate a file on disk! fd = ashmem_create_region("PPSSPP_RAM", size); @@ -163,9 +153,6 @@ void MemArena::ReleaseSpace() #ifdef _WIN32 CloseHandle(hMemoryMapping); hMemoryMapping = 0; -#elif defined(__SYMBIAN32__) - memmap->Close(); - delete memmap; #else close(fd); #endif @@ -175,22 +162,13 @@ void MemArena::ReleaseSpace() void *MemArena::CreateView(s64 offset, size_t size, void *base) { #ifdef _WIN32 -#ifdef _XBOX - size = roundup(size); - // use 64kb pages - void * ptr = VirtualAlloc(nullptr, size, MEM_COMMIT | MEM_LARGE_PAGES, PAGE_READWRITE); - return ptr; -#else size = roundup(size); void *ptr = MapViewOfFileEx(hMemoryMapping, FILE_MAP_ALL_ACCESS, 0, (DWORD)((u64)offset), size, base); return ptr; -#endif #else void *retval = mmap(base, size, PROT_READ | PROT_WRITE, MAP_SHARED | // Do not sync memory to underlying file. Linux has this by default. -#ifdef BLACKBERRY - MAP_NOSYNCFILE | -#elif defined(__FreeBSD__) +#ifdef __FreeBSD__ MAP_NOSYNC | #endif ((base == nullptr) ? 0 : MAP_FIXED), fd, offset); @@ -208,17 +186,12 @@ void *MemArena::CreateView(s64 offset, size_t size, void *base) void MemArena::ReleaseView(void* view, size_t size) { #ifdef _WIN32 -#ifndef _XBOX UnmapViewOfFile(view); -#endif -#elif defined(__SYMBIAN32__) - memmap->Decommit(((int)view - (int)memmap->Base()) & 0x3FFFFFFF, size); #else munmap(view, size); #endif } -#ifndef __SYMBIAN32__ u8* MemArena::Find4GBBase() { #ifdef _M_X64 @@ -242,20 +215,6 @@ u8* MemArena::Find4GBBase() } return base; #else -#ifdef IOS - void* base = nullptr; - if (globalbase == nullptr){ - base = mmap(0, 0x08000000, PROT_READ | PROT_WRITE, - MAP_ANON | MAP_SHARED, -1, 0); - if (base == MAP_FAILED) { - PanicAlert("Failed to map 128 MB of memory space: %s", strerror(errno)); - return 0; - } - munmap(base, 0x08000000); - globalbase = base; - } - else{ base = globalbase; } -#else void* base = mmap(0, 0x10000000, PROT_READ | PROT_WRITE, MAP_ANON | MAP_SHARED, -1, 0); if (base == MAP_FAILED) { @@ -263,12 +222,10 @@ u8* MemArena::Find4GBBase() return 0; } munmap(base, 0x10000000); -#endif return static_cast<u8*>(base); #endif #endif } -#endif // yeah, this could also be done in like two bitwise ops... @@ -284,10 +241,6 @@ static bool Memory_TryBase(u8 *base, const MemoryView *views, int num_views, u32 size_t position = 0; size_t last_position = 0; -#if defined(_XBOX) - void *ptr; -#endif - // Zero all the pointers to be sure. for (int i = 0; i < num_views; i++) { @@ -308,18 +261,6 @@ static bool Memory_TryBase(u8 *base, const MemoryView *views, int num_views, u32 position = last_position; } else { -#ifdef __SYMBIAN32__ - *(view.out_ptr_low) = (u8*)((int)arena->memmap->Base() + view.virtual_address); - arena->memmap->Commit(view.virtual_address & 0x3FFFFFFF, view.size); - } - *(view.out_ptr) = (u8*)((int)arena->memmap->Base() + view.virtual_address & 0x3FFFFFFF); -#elif defined(_XBOX) - *(view.out_ptr_low) = (u8*)(base + view.virtual_address); - //arena->memmap->Commit(view.virtual_address & 0x3FFFFFFF, view.size); - ptr = VirtualAlloc(base + (view.virtual_address & 0x3FFFFFFF), view.size, MEM_COMMIT, PAGE_READWRITE); - } - *(view.out_ptr) = (u8*)base + (view.virtual_address & 0x3FFFFFFF); -#else *(view.out_ptr_low) = (u8*)arena->CreateView(position, view.size); if (!*view.out_ptr_low) goto bail; @@ -340,7 +281,6 @@ static bool Memory_TryBase(u8 *base, const MemoryView *views, int num_views, u32 } #endif -#endif last_position = position; position += roundup(view.size); } @@ -389,9 +329,7 @@ u8 *MemoryMap_Setup(const MemoryView *views, int num_views, u32 flags, MemArena total_mem += roundup(views[i].size); } // Grab some pagefile backed memory out of the void ... -#ifndef __SYMBIAN32__ arena->GrabLowMemSpace(total_mem); -#endif // Now, create views in high memory where there's plenty of space. #ifdef _M_X64 @@ -403,15 +341,6 @@ u8 *MemoryMap_Setup(const MemoryView *views, int num_views, u32 flags, MemArena PanicAlert("MemoryMap_Setup: Failed finding a memory base."); return 0; } -#elif defined(_XBOX) - // Reserve 256MB - u8 *base = (u8*)VirtualAlloc(0, 0x10000000, MEM_RESERVE | MEM_LARGE_PAGES, PAGE_READWRITE); - if (!Memory_TryBase(base, views, num_views, flags, arena)) - { - PanicAlert("MemoryMap_Setup: Failed finding a memory base."); - exit(0); - return 0; - } #elif defined(_WIN32) // Try a whole range of possible bases. Return once we got a valid one. u32 max_base_addr = 0x7FFF0000 - 0x10000000; @@ -428,15 +357,6 @@ u8 *MemoryMap_Setup(const MemoryView *views, int num_views, u32 flags, MemArena break; } } -#elif defined(__SYMBIAN32__) - arena->memmap = new RChunk(); - arena->memmap->CreateDisconnectedLocal(0, 0, 0x10000000); - if (!Memory_TryBase(arena->memmap->Base(), views, num_views, flags, arena)) - { - PanicAlert("MemoryMap_Setup: Failed finding a memory base."); - return 0; - } - u8* base = arena->memmap->Base(); #else // Linux32 is fine with the x64 method, although limited to 32-bit with no automirrors. u8 *base = MemArena::Find4GBBase(); diff --git a/src/common/mem_arena.h b/src/common/mem_arena.h index b5f0aa890..3379d2529 100644 --- a/src/common/mem_arena.h +++ b/src/common/mem_arena.h @@ -21,10 +21,6 @@ #include <windows.h> #endif -#ifdef __SYMBIAN32__ -#include <e32std.h> -#endif - #include "common/common.h" // This class lets you create a block of anonymous RAM, and then arbitrarily map views into it. @@ -39,12 +35,8 @@ public: void *CreateView(s64 offset, size_t size, void *base = 0); void ReleaseView(void *view, size_t size); -#ifdef __SYMBIAN32__ - RChunk* memmap; -#else // This only finds 1 GB in 32-bit static u8 *Find4GBBase(); -#endif private: #ifdef _WIN32 diff --git a/src/common/platform.h b/src/common/platform.h index ce9cfd4a2..ba1109c9f 100644 --- a/src/common/platform.h +++ b/src/common/platform.h @@ -35,7 +35,6 @@ #define PLATFORM_MACOSX 2 #define PLATFORM_LINUX 3 #define PLATFORM_ANDROID 4 -#define PLATFORM_IOS 5 //////////////////////////////////////////////////////////////////////////////////////////////////// // Platform detection diff --git a/src/common/swap.h b/src/common/swap.h index 4f8f39efb..e2d918362 100644 --- a/src/common/swap.h +++ b/src/common/swap.h @@ -48,11 +48,7 @@ // MSVC #elif defined(_MSC_VER) && !defined(COMMON_BIG_ENDIAN) && !defined(COMMON_LITTLE_ENDIAN) -#ifdef _XBOX -#define COMMON_BIG_ENDIAN 1 -#else #define COMMON_LITTLE_ENDIAN 1 -#endif #endif |