diff options
| -rw-r--r-- | src/gallium/auxiliary/rtasm/rtasm_execmem.c | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/rtasm/rtasm_execmem.c b/src/gallium/auxiliary/rtasm/rtasm_execmem.c index 01811d50114..ffed768f979 100644 --- a/src/gallium/auxiliary/rtasm/rtasm_execmem.c +++ b/src/gallium/auxiliary/rtasm/rtasm_execmem.c @@ -41,6 +41,12 @@ #define MAP_ANONYMOUS MAP_ANON #endif +#if defined(PIPE_OS_WINDOWS) +#ifndef WIN32_LEAN_AND_MEAN +#define WIN32_LEAN_AND_MEAN 1 +#endif +#include <windows.h> +#endif #if defined(PIPE_OS_LINUX) || defined(PIPE_OS_BSD) || defined(PIPE_OS_SOLARIS) @@ -118,7 +124,29 @@ rtasm_exec_free(void *addr) } -#else /* PIPE_OS_LINUX || PIPE_OS_BSD || PIPE_OS_SOLARIS */ +#elif defined(PIPE_OS_WINDOWS) + + +/* + * Avoid Data Execution Prevention. + */ + +void * +rtasm_exec_malloc(size_t size) +{ + return VirtualAlloc(NULL, size, MEM_COMMIT, PAGE_EXECUTE_READWRITE); +} + + +void +rtasm_exec_free(void *addr) +{ + VirtualFree(addr, 0, MEM_RELEASE); +} + + +#else + /* * Just use regular memory. @@ -138,4 +166,4 @@ rtasm_exec_free(void *addr) } -#endif /* PIPE_OS_LINUX || PIPE_OS_BSD || PIPE_OS_SOLARIS */ +#endif |