diff options
| author | David Hildenbrand <david@redhat.com> | 2021-05-17 16:27:36 +0200 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2021-06-03 13:59:34 -0700 |
| commit | ceebc129e51ea3aa8dc81321046ed42432c49511 (patch) | |
| tree | 97d913cb2bd7d28af0e553e46e6e7bc15a8f5393 | |
| parent | e1c4667a9b91b1500e47f4cbb4e43a36136e6d29 (diff) | |
softfloat: Implement float128_(min|minnum|minnummag|max|maxnum|maxnummag)
The float128 implementation is straight-forward.
Unfortuantely, we don't have any tests we can simply adjust/unlock.
Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20210517142739.38597-24-david@redhat.com>
[rth: Update for changed parts_minmax return value]
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
| -rw-r--r-- | fpu/softfloat.c | 13 | ||||
| -rw-r--r-- | include/fpu/softfloat.h | 6 |
2 files changed, 19 insertions, 0 deletions
diff --git a/fpu/softfloat.c b/fpu/softfloat.c index ef750e1e95..4fee5a6cb7 100644 --- a/fpu/softfloat.c +++ b/fpu/softfloat.c @@ -3324,6 +3324,18 @@ static float64 float64_minmax(float64 a, float64 b, float_status *s, int flags) return float64_round_pack_canonical(pr, s); } +static float128 float128_minmax(float128 a, float128 b, + float_status *s, int flags) +{ + FloatParts128 pa, pb, *pr; + + float128_unpack_canonical(&pa, a, s); + float128_unpack_canonical(&pb, b, s); + pr = parts_minmax(&pa, &pb, s, flags); + + return float128_round_pack_canonical(pr, s); +} + #define MINMAX_1(type, name, flags) \ type type##_##name(type a, type b, float_status *s) \ { return type##_minmax(a, b, s, flags); } @@ -3340,6 +3352,7 @@ MINMAX_2(float16) MINMAX_2(bfloat16) MINMAX_2(float32) MINMAX_2(float64) +MINMAX_2(float128) #undef MINMAX_1 #undef MINMAX_2 diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index 53f2c2ea3c..ed32040aa9 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -1204,6 +1204,12 @@ float128 float128_rem(float128, float128, float_status *status); float128 float128_sqrt(float128, float_status *status); FloatRelation float128_compare(float128, float128, float_status *status); FloatRelation float128_compare_quiet(float128, float128, float_status *status); +float128 float128_min(float128, float128, float_status *status); +float128 float128_max(float128, float128, float_status *status); +float128 float128_minnum(float128, float128, float_status *status); +float128 float128_maxnum(float128, float128, float_status *status); +float128 float128_minnummag(float128, float128, float_status *status); +float128 float128_maxnummag(float128, float128, float_status *status); bool float128_is_quiet_nan(float128, float_status *status); bool float128_is_signaling_nan(float128, float_status *status); float128 float128_silence_nan(float128, float_status *status); |