SSE patch by kyre, with runtime CPU detection and a cvar r_skeletal_use_sse if SSE...

[xonotic/darkplaces.git] / quakedef.h

diff --git a/quakedef.h b/quakedef.h
index 9e62f0d2eaac45d41de274b9cb1c22d7270cb3aa..771804b35fc6d36954e14e14ea70ae46535d843d 100644 (file)
--- a/quakedef.h
+++ b/quakedef.h
@@ -445,15 +445,28 @@ extern cvar_t developer_loading;
 #if defined(__GNUC__)
 # if defined(__i386__)
 #  define DP_ARCH_STR          "686"
+#  define SSE_POSSIBLE
 # elif defined(__x86_64__)
 #  define DP_ARCH_STR          "x86_64"
+#  define SSE_PRESENT
 # elif defined(__powerpc__)
 #  define DP_ARCH_STR          "ppc"
 # endif
 #elif defined(_WIN64)
 # define DP_ARCH_STR           "x86_64"
+# define SSE_PRESENT
 #elif defined(WIN32)
 # define DP_ARCH_STR           "x86"
+# define SSE_POSSIBLE
+#endif
+
+#ifdef SSE_PRESENT
+# define SSE_POSSIBLE
+#endif
+
+#ifdef NO_SSE
+# undef SSE_PRESENT
+# undef SSE_POSSIBLE
 #endif
 
 /// incremented every frame, never reset