diff options
Diffstat (limited to 'libm/i387/fenv.c')
| -rw-r--r-- | libm/i387/fenv.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/libm/i387/fenv.c b/libm/i387/fenv.c index 3ab9c58..f64f8dc 100644 --- a/libm/i387/fenv.c +++ b/libm/i387/fenv.c @@ -31,6 +31,8 @@ #include "npx.h" #include "fenv.h" +#define ROUND_MASK (FE_TONEAREST | FE_DOWNWARD | FE_UPWARD | FE_TOWARDZERO) + /* * As compared to the x87 control word, the SSE unit's control word * has the rounding control bits offset by 3 and the exception mask @@ -327,7 +329,7 @@ fegetround(void) * unit on an Opteron 244. */ __fnstcw(&control); - return (control & _ROUND_MASK); + return (control & ROUND_MASK); } int @@ -336,16 +338,16 @@ fesetround(int round) __uint32_t mxcsr; __uint16_t control; - if (round & ~_ROUND_MASK) { + if (round & ~ROUND_MASK) { return (-1); } else { __fnstcw(&control); - control &= ~_ROUND_MASK; + control &= ~ROUND_MASK; control |= round; __fldcw(control); if (__HAS_SSE()) { __stmxcsr(&mxcsr); - mxcsr &= ~(_ROUND_MASK << _SSE_ROUND_SHIFT); + mxcsr &= ~(ROUND_MASK << _SSE_ROUND_SHIFT); mxcsr |= round << _SSE_ROUND_SHIFT; __ldmxcsr(mxcsr); } |