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authorDavid Hildenbrand <david@redhat.com>2021-05-17 16:27:36 +0200
committerRichard Henderson <richard.henderson@linaro.org>2021-06-03 13:59:34 -0700
commitceebc129e51ea3aa8dc81321046ed42432c49511 (patch)
tree97d913cb2bd7d28af0e553e46e6e7bc15a8f5393 /fpu/softfloat.c
parente1c4667a9b91b1500e47f4cbb4e43a36136e6d29 (diff)
downloadfocaccia-qemu-ceebc129e51ea3aa8dc81321046ed42432c49511.tar.gz
focaccia-qemu-ceebc129e51ea3aa8dc81321046ed42432c49511.zip
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>
Diffstat (limited to 'fpu/softfloat.c')
-rw-r--r--fpu/softfloat.c13
1 files changed, 13 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