diff options
Diffstat (limited to 'sysdeps/s390/fpu/fgetexcptflg.c')
| -rw-r--r-- | sysdeps/s390/fpu/fgetexcptflg.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/sysdeps/s390/fpu/fgetexcptflg.c b/sysdeps/s390/fpu/fgetexcptflg.c index c14dc15c25..09b7cfd99c 100644 --- a/sysdeps/s390/fpu/fgetexcptflg.c +++ b/sysdeps/s390/fpu/fgetexcptflg.c @@ -1,5 +1,5 @@ /* Store current representation for exceptions. - Copyright (C) 2000-2015 Free Software Foundation, Inc. + Copyright (C) 2000-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com). @@ -27,7 +27,13 @@ fegetexceptflag (fexcept_t *flagp, int excepts) /* Get the current exceptions. */ _FPU_GETCW (temp); - newexcepts = (excepts << FPC_DXC_SHIFT) | (excepts << FPC_FLAGS_SHIFT); + newexcepts = excepts << FPC_FLAGS_SHIFT; + if ((temp & FPC_NOT_FPU_EXCEPTION) == 0) + /* Bits 6, 7 of dxc-byte are zero, + thus bits 0-5 of dxc-byte correspond to the flag-bits. + Evaluate flags and last dxc-exception-code. */ + newexcepts |= excepts << FPC_DXC_SHIFT; + *flagp = temp & newexcepts; /* Success. */ |