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| author | Andrew Kelley <andrew@ziglang.org> | 2020-06-18 20:32:43 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2020-06-18 20:32:43 -0400 |
| commit | 5ea0f589c92018b4596ebbbd5e0ce3b71467585c (patch) | |
| tree | 10cbcb71acd74dcdc3e43d944cb07141639d3d9e /src/softfloat_ext.cpp | |
| parent | caaa26c9f0db92c463a826f15c8392162be2e037 (diff) | |
| parent | eb7fad28f8f11b985c8ee6fbeb4a68345a9b3a5e (diff) | |
| download | zig-5ea0f589c92018b4596ebbbd5e0ce3b71467585c.tar.gz zig-5ea0f589c92018b4596ebbbd5e0ce3b71467585c.zip | |
Merge pull request #5625 from antlilja/master
Improve support for f128 and comptime_float operations
Diffstat (limited to 'src/softfloat_ext.cpp')
| -rw-r--r-- | src/softfloat_ext.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/softfloat_ext.cpp b/src/softfloat_ext.cpp new file mode 100644 index 0000000000..8408a15116 --- /dev/null +++ b/src/softfloat_ext.cpp @@ -0,0 +1,25 @@ +#include "softfloat_ext.hpp" + +extern "C" { + #include "softfloat.h" +} + +void f128M_abs(const float128_t *aPtr, float128_t *zPtr) { + float128_t zero_float; + ui32_to_f128M(0, &zero_float); + if (f128M_lt(aPtr, &zero_float)) { + f128M_sub(&zero_float, aPtr, zPtr); + } else { + *zPtr = *aPtr; + } +} + +void f128M_trunc(const float128_t *aPtr, float128_t *zPtr) { + float128_t zero_float; + ui32_to_f128M(0, &zero_float); + if (f128M_lt(aPtr, &zero_float)) { + f128M_roundToInt(aPtr, softfloat_round_max, false, zPtr); + } else { + f128M_roundToInt(aPtr, softfloat_round_min, false, zPtr); + } +}
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