added PRVM_64 define which upgrades the QC VM to double precision

[xonotic/darkplaces.git] / quakedef.h

diff --git a/quakedef.h b/quakedef.h
index 65f241590335bffd34d37b7bbe89ae4193a9872d..a3ba79f3abd901a702db039df625cf10969b6646 100644 (file)
--- a/quakedef.h
+++ b/quakedef.h
@@ -484,10 +484,7 @@ extern cvar_t sessionid;
 # undef SSE2_PRESENT
 #endif
 
-#ifdef SSE2_PRESENT
-#define Sys_HaveSSE() true
-#define Sys_HaveSSE2() true
-#elif defined(SSE_POSSIBLE)
+#ifdef SSE_POSSIBLE
 // runtime detection of SSE/SSE2 capabilities for x86
 qboolean Sys_HaveSSE(void);
 qboolean Sys_HaveSSE2(void);
@@ -554,7 +551,11 @@ void Sys_Shared_Init(void);
 #define ISWHITESPACEORCONTROL(ch) ((signed char) (ch) <= (signed char) ' ')
 
 
+#ifdef PRVM_64
+#define FLOAT_IS_TRUE_FOR_INT(x) ((x) & 0x7FFFFFFFFFFFFFFF) // also match "negative zero" doubles of value 0x8000000000000000
+#else
 #define FLOAT_IS_TRUE_FOR_INT(x) ((x) & 0x7FFFFFFF) // also match "negative zero" floats of value 0x80000000
+#endif
 
 #endif