diff options
| author | Andrey Nazarov <skuller@skuller.net> | 2011-02-06 23:40:20 +0300 |
|---|---|---|
| committer | Andrey Nazarov <skuller@skuller.net> | 2011-02-07 15:27:21 +0300 |
| commit | 06d6c024cde24f42d0980725b9e1d50713af646e (patch) | |
| tree | aaacdfa9b266c598255789febad11446686e5ee9 /src/sys_unix.c | |
| parent | 9176271b895c4e71d7e383cb8655a7b545b73b33 (diff) | |
Rework the way FPU issues are handled on i386.
Kill Sys_FixFPCW. Instead implement inline macros that wrap around
critical sections of code (pmove and game library calls) and push/pop
FPU control word dynamically.
Diffstat (limited to 'src/sys_unix.c')
| -rw-r--r-- | src/sys_unix.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/src/sys_unix.c b/src/sys_unix.c index 1ff2370..4d3ab0c 100644 --- a/src/sys_unix.c +++ b/src/sys_unix.c @@ -604,27 +604,6 @@ qboolean Sys_GetAntiCheatAPI( void ) { } #endif -void Sys_FixFPCW( void ) { -#ifdef __i386__ - uint16_t cw; - - __asm__ __volatile__( "fnstcw %0" : "=m" (cw) ); - - Com_DPrintf( "FPU control word: %x\n", cw ); - - if( cw & 0x300 ) { - Com_DPrintf( "Setting FPU to single precision mode\n" ); - cw &= ~0x300; - } - if( cw & 0xC00 ) { - Com_DPrintf( "Setting FPU to round to nearest mode\n" ); - cw &= ~0xC00; - } - - __asm__ __volatile__( "fldcw %0" : : "m" (cw) ); -#endif -} - static void hup_handler( int signum ) { Com_FlushLogs(); } @@ -726,8 +705,6 @@ void Sys_Init( void ) { signal( SIGFPE, kill_handler ); signal( SIGTRAP, kill_handler ); } - - Sys_FixFPCW(); } #if USE_SYSCON |