diff options
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | sysdeps/alpha/fpu/s_ceil.c | 7 | ||||
| -rw-r--r-- | sysdeps/alpha/fpu/s_ceilf.c | 7 |
3 files changed, 13 insertions, 8 deletions
@@ -1,3 +1,10 @@ +2016-08-02 Aurelien Jarno <aurelien@aurel32.net> + + * sysdeps/alpha/fpu/s_ceil.c (__ceil): Add argument with itself + when it is a NaN. + [_IEEE_FP_INEXACT] Remove. + * sysdeps/alpha/fpu/s_ceilf.c (__ceilf): Likewise. + 2016-11-30 H.J. Lu <hongjiu.lu@intel.com> [BZ #20495] diff --git a/sysdeps/alpha/fpu/s_ceil.c b/sysdeps/alpha/fpu/s_ceil.c index c1ff864..e9c350a 100644 --- a/sysdeps/alpha/fpu/s_ceil.c +++ b/sysdeps/alpha/fpu/s_ceil.c @@ -26,17 +26,16 @@ double __ceil (double x) { + if (isnan (x)) + return x + x; + if (isless (fabs (x), 9007199254740992.0)) /* 1 << DBL_MANT_DIG */ { double tmp1, new_x; new_x = -x; __asm ( -#ifdef _IEEE_FP_INEXACT - "cvttq/svim %2,%1\n\t" -#else "cvttq/svm %2,%1\n\t" -#endif "cvtqt/m %1,%0\n\t" : "=f"(new_x), "=&f"(tmp1) : "f"(new_x)); diff --git a/sysdeps/alpha/fpu/s_ceilf.c b/sysdeps/alpha/fpu/s_ceilf.c index 7e63a6f..77e01a9 100644 --- a/sysdeps/alpha/fpu/s_ceilf.c +++ b/sysdeps/alpha/fpu/s_ceilf.c @@ -25,6 +25,9 @@ float __ceilf (float x) { + if (isnanf (x)) + return x + x; + if (isless (fabsf (x), 16777216.0f)) /* 1 << FLT_MANT_DIG */ { /* Note that Alpha S_Floating is stored in registers in a @@ -36,11 +39,7 @@ __ceilf (float x) new_x = -x; __asm ("cvtst/s %3,%2\n\t" -#ifdef _IEEE_FP_INEXACT - "cvttq/svim %2,%1\n\t" -#else "cvttq/svm %2,%1\n\t" -#endif "cvtqt/m %1,%0\n\t" : "=f"(new_x), "=&f"(tmp1), "=&f"(tmp2) : "f"(new_x)); |