Jan Vesely 70a270da5f Add initial support for half precision builtins
v2: fix fmax implementation
    use consistent checks for __CLC_FP_SIZE
    add missing TODOs
    fix whitespace in definitions.h
v3: undef ZERO in modf.inc

Signed-off-by: Jan Vesely <jan.vesely@rutgers.edu>
reviewer: Jeroen Ketema <j.ketema@xs4all.nl>
Reviewed-by: Aaron Watry <awatry@gmail.com>
Tested-by: Aaron Watry <awatry@gmail.com>
llvm-svn: 332677
2018-05-17 22:55:30 +00:00

28 lines
664 B
C++

#ifdef __CLC_SCALAR
#define __CLC_VECSIZE
#endif
#if __CLC_FPSIZE == 64
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE nan(__CLC_XCONCAT(ulong, __CLC_VECSIZE) code)
{
return __CLC_AS_GENTYPE(code | 0x7ff0000000000000ul);
}
#elif __CLC_FPSIZE == 32
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE nan(__CLC_XCONCAT(uint, __CLC_VECSIZE) code)
{
return __CLC_AS_GENTYPE(code | 0x7fc00000);
}
#elif __CLC_FPSIZE == 16
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE nan(__CLC_XCONCAT(ushort, __CLC_VECSIZE) code)
{
const ushort mask = 0x7e00;
const __CLC_XCONCAT(ushort, __CLC_VECSIZE) res = code | mask;
return __CLC_AS_GENTYPE(res);
}
#endif
#ifdef __CLC_SCALAR
#undef __CLC_VECSIZE
#endif