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convert tabs to spaces
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bunnei
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4860480c36
commit
c9b5b89e21
47 changed files with 4913 additions and 4913 deletions
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@ -27,148 +27,148 @@
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void* AllocateExecutableMemory(size_t size, bool low)
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{
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#if defined(_WIN32)
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void* ptr = VirtualAlloc(0, size, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
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void* ptr = VirtualAlloc(0, size, MEM_COMMIT, PAGE_EXECUTE_READWRITE);
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#else
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static char *map_hint = 0;
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static char *map_hint = 0;
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#if defined(__x86_64__) && !defined(MAP_32BIT)
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// This OS has no flag to enforce allocation below the 4 GB boundary,
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// but if we hint that we want a low address it is very likely we will
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// get one.
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// An older version of this code used MAP_FIXED, but that has the side
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// effect of discarding already mapped pages that happen to be in the
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// requested virtual memory range (such as the emulated RAM, sometimes).
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if (low && (!map_hint))
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map_hint = (char*)round_page(512*1024*1024); /* 0.5 GB rounded up to the next page */
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// This OS has no flag to enforce allocation below the 4 GB boundary,
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// but if we hint that we want a low address it is very likely we will
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// get one.
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// An older version of this code used MAP_FIXED, but that has the side
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// effect of discarding already mapped pages that happen to be in the
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// requested virtual memory range (such as the emulated RAM, sometimes).
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if (low && (!map_hint))
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map_hint = (char*)round_page(512*1024*1024); /* 0.5 GB rounded up to the next page */
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#endif
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void* ptr = mmap(map_hint, size, PROT_READ | PROT_WRITE | PROT_EXEC,
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MAP_ANON | MAP_PRIVATE
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void* ptr = mmap(map_hint, size, PROT_READ | PROT_WRITE | PROT_EXEC,
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MAP_ANON | MAP_PRIVATE
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#if defined(__x86_64__) && defined(MAP_32BIT)
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| (low ? MAP_32BIT : 0)
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| (low ? MAP_32BIT : 0)
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#endif
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, -1, 0);
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, -1, 0);
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#endif /* defined(_WIN32) */
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// printf("Mapped executable memory at %p (size %ld)\n", ptr,
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// (unsigned long)size);
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// printf("Mapped executable memory at %p (size %ld)\n", ptr,
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// (unsigned long)size);
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#if defined(__FreeBSD__)
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if (ptr == MAP_FAILED)
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{
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ptr = NULL;
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if (ptr == MAP_FAILED)
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{
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ptr = NULL;
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#else
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if (ptr == NULL)
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{
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#endif
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PanicAlert("Failed to allocate executable memory");
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}
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if (ptr == NULL)
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{
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#endif
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PanicAlert("Failed to allocate executable memory");
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}
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#if !defined(_WIN32) && defined(__x86_64__) && !defined(MAP_32BIT)
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else
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{
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if (low)
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{
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map_hint += size;
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map_hint = (char*)round_page(map_hint); /* round up to the next page */
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// printf("Next map will (hopefully) be at %p\n", map_hint);
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}
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}
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else
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{
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if (low)
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{
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map_hint += size;
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map_hint = (char*)round_page(map_hint); /* round up to the next page */
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// printf("Next map will (hopefully) be at %p\n", map_hint);
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}
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}
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#endif
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#if defined(_M_X64)
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if ((u64)ptr >= 0x80000000 && low == true)
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PanicAlert("Executable memory ended up above 2GB!");
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if ((u64)ptr >= 0x80000000 && low == true)
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PanicAlert("Executable memory ended up above 2GB!");
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#endif
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return ptr;
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return ptr;
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}
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void* AllocateMemoryPages(size_t size)
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{
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#ifdef _WIN32
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void* ptr = VirtualAlloc(0, size, MEM_COMMIT, PAGE_READWRITE);
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void* ptr = VirtualAlloc(0, size, MEM_COMMIT, PAGE_READWRITE);
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#else
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void* ptr = mmap(0, size, PROT_READ | PROT_WRITE,
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MAP_ANON | MAP_PRIVATE, -1, 0);
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void* ptr = mmap(0, size, PROT_READ | PROT_WRITE,
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MAP_ANON | MAP_PRIVATE, -1, 0);
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#endif
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// printf("Mapped memory at %p (size %ld)\n", ptr,
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// (unsigned long)size);
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// printf("Mapped memory at %p (size %ld)\n", ptr,
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// (unsigned long)size);
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if (ptr == NULL)
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PanicAlert("Failed to allocate raw memory");
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if (ptr == NULL)
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PanicAlert("Failed to allocate raw memory");
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return ptr;
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return ptr;
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}
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void* AllocateAlignedMemory(size_t size,size_t alignment)
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{
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#ifdef _WIN32
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void* ptr = _aligned_malloc(size,alignment);
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void* ptr = _aligned_malloc(size,alignment);
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#else
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void* ptr = NULL;
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void* ptr = NULL;
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#ifdef ANDROID
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ptr = memalign(alignment, size);
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ptr = memalign(alignment, size);
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#else
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if (posix_memalign(&ptr, alignment, size) != 0)
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ERROR_LOG(MEMMAP, "Failed to allocate aligned memory");
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if (posix_memalign(&ptr, alignment, size) != 0)
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ERROR_LOG(MEMMAP, "Failed to allocate aligned memory");
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#endif
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#endif
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// printf("Mapped memory at %p (size %ld)\n", ptr,
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// (unsigned long)size);
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// printf("Mapped memory at %p (size %ld)\n", ptr,
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// (unsigned long)size);
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if (ptr == NULL)
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PanicAlert("Failed to allocate aligned memory");
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if (ptr == NULL)
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PanicAlert("Failed to allocate aligned memory");
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return ptr;
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return ptr;
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}
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void FreeMemoryPages(void* ptr, size_t size)
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{
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if (ptr)
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{
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if (ptr)
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{
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#ifdef _WIN32
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if (!VirtualFree(ptr, 0, MEM_RELEASE))
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PanicAlert("FreeMemoryPages failed!\n%s", GetLastErrorMsg());
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ptr = NULL; // Is this our responsibility?
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if (!VirtualFree(ptr, 0, MEM_RELEASE))
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PanicAlert("FreeMemoryPages failed!\n%s", GetLastErrorMsg());
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ptr = NULL; // Is this our responsibility?
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#else
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munmap(ptr, size);
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munmap(ptr, size);
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#endif
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}
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}
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}
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void FreeAlignedMemory(void* ptr)
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{
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if (ptr)
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{
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if (ptr)
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{
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#ifdef _WIN32
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_aligned_free(ptr);
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_aligned_free(ptr);
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#else
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free(ptr);
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free(ptr);
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#endif
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}
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}
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}
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void WriteProtectMemory(void* ptr, size_t size, bool allowExecute)
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{
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#ifdef _WIN32
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DWORD oldValue;
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if (!VirtualProtect(ptr, size, allowExecute ? PAGE_EXECUTE_READ : PAGE_READONLY, &oldValue))
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PanicAlert("WriteProtectMemory failed!\n%s", GetLastErrorMsg());
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DWORD oldValue;
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if (!VirtualProtect(ptr, size, allowExecute ? PAGE_EXECUTE_READ : PAGE_READONLY, &oldValue))
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PanicAlert("WriteProtectMemory failed!\n%s", GetLastErrorMsg());
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#else
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mprotect(ptr, size, allowExecute ? (PROT_READ | PROT_EXEC) : PROT_READ);
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mprotect(ptr, size, allowExecute ? (PROT_READ | PROT_EXEC) : PROT_READ);
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#endif
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}
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void UnWriteProtectMemory(void* ptr, size_t size, bool allowExecute)
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{
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#ifdef _WIN32
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DWORD oldValue;
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if (!VirtualProtect(ptr, size, allowExecute ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE, &oldValue))
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PanicAlert("UnWriteProtectMemory failed!\n%s", GetLastErrorMsg());
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DWORD oldValue;
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if (!VirtualProtect(ptr, size, allowExecute ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE, &oldValue))
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PanicAlert("UnWriteProtectMemory failed!\n%s", GetLastErrorMsg());
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#else
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mprotect(ptr, size, allowExecute ? (PROT_READ | PROT_WRITE | PROT_EXEC) : PROT_WRITE | PROT_READ);
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mprotect(ptr, size, allowExecute ? (PROT_READ | PROT_WRITE | PROT_EXEC) : PROT_WRITE | PROT_READ);
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#endif
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}
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@ -176,22 +176,22 @@ std::string MemUsage()
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{
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#ifdef _WIN32
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#pragma comment(lib, "psapi")
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DWORD processID = GetCurrentProcessId();
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HANDLE hProcess;
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PROCESS_MEMORY_COUNTERS pmc;
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std::string Ret;
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DWORD processID = GetCurrentProcessId();
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HANDLE hProcess;
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PROCESS_MEMORY_COUNTERS pmc;
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std::string Ret;
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// Print information about the memory usage of the process.
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// Print information about the memory usage of the process.
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hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, processID);
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if (NULL == hProcess) return "MemUsage Error";
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hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, processID);
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if (NULL == hProcess) return "MemUsage Error";
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if (GetProcessMemoryInfo(hProcess, &pmc, sizeof(pmc)))
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Ret = StringFromFormat("%s K", ThousandSeparate(pmc.WorkingSetSize / 1024, 7).c_str());
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if (GetProcessMemoryInfo(hProcess, &pmc, sizeof(pmc)))
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Ret = StringFromFormat("%s K", ThousandSeparate(pmc.WorkingSetSize / 1024, 7).c_str());
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CloseHandle(hProcess);
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return Ret;
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CloseHandle(hProcess);
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return Ret;
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#else
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return "";
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return "";
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#endif
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}
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