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Diffstat (limited to 'libm/kvx/feclearexcept.c')
-rw-r--r-- | libm/kvx/feclearexcept.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/libm/kvx/feclearexcept.c b/libm/kvx/feclearexcept.c new file mode 100644 index 000000000..d886cf30e --- /dev/null +++ b/libm/kvx/feclearexcept.c @@ -0,0 +1,20 @@ +/* + (C) Copyright 2019 Kalray S.A. + This file provides feclearexcept for the Coolidge processor. +*/ + +#include <fenv.h> + +int feclearexcept(int excepts) +{ + /* Mask excepts to be sure only supported flag bits are set */ + excepts &= FE_ALL_EXCEPT; + + /* Set $cs with 'excepts' as a clear mask. */ + __builtin_kvx_wfxl(KVX_SFR_CS, excepts); + + /* The above insn cannot fail (while the OS allows access to the + floating-point exception flags of the $cs register). Return + success. */ + return 0; +} |