#if defined(__ppc__) || defined(__ppc64__) #define f_QNAN 0x7fc00000 #define d_QNAN0 0x7ff80000 #define d_QNAN1 0x0 #define ld_QNAN0 0x7ff80000 #define ld_QNAN1 0x0 #define ld_QNAN2 0x0 #define ld_QNAN3 0x0 #define ldus_QNAN0 0x7ff8 #define ldus_QNAN1 0x0 #define ldus_QNAN2 0x0 #define ldus_QNAN3 0x0 #define ldus_QNAN4 0x0 #elif defined(__i386__) || defined(__x86_64__) || defined(__arm__) #define f_QNAN 0x7fc00000 #define d_QNAN0 0x0 #define d_QNAN1 0x7ff80000 #define ld_QNAN0 0x0 #define ld_QNAN1 0xc0000000 #define ld_QNAN2 0x7fff #define ld_QNAN3 0x0 #define ldus_QNAN0 0x0 #define ldus_QNAN1 0x0 #define ldus_QNAN2 0x0 #define ldus_QNAN3 0xc000 #define ldus_QNAN4 0x7fff #else #error unknown architecture #endif