Commit ff5caa1721d23be02ea6023dc2eddeb14b905451
2014-08-10T22:21:21
WinRT build fix for ARM platforms The _xgetbv intrinsic was being used in ARM builds of SDL/WinRT, which was leading to linker errors. This commit limits _xgetbv use to the platforms on which it is available, x86 and x64.
diff --git a/src/cpuinfo/SDL_cpuinfo.c b/src/cpuinfo/SDL_cpuinfo.c
index 3f2308b..c725c01 100644
--- a/src/cpuinfo/SDL_cpuinfo.c
+++ b/src/cpuinfo/SDL_cpuinfo.c
@@ -246,7 +246,7 @@ CPU_OSSavesYMM(void)
a = 0;
#if defined(__GNUC__) && (defined(i386) || defined(__x86_64__))
asm(".byte 0x0f, 0x01, 0xd0" : "=a" (a) : "c" (0) : "%edx");
-#elif defined(_MSC_VER) && (_MSC_FULL_VER >= 160040219) /* VS2010 SP1 */
+#elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_X64)) && (_MSC_FULL_VER >= 160040219) /* VS2010 SP1 */
a = (int)_xgetbv(0);
#elif (defined(_MSC_VER) && defined(_M_IX86)) || defined(__WATCOMC__)
__asm