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target/sparc: Implement FSLL, FSRL, FSRA, FSLAS

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Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-11-04 17:24:01 -07:00
parent 669e077437
commit fbc5c8d4e8
4 changed files with 58 additions and 0 deletions
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36
target/sparc/vis_helper.c
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@ -473,3 +473,39 @@ uint64_t helper_fmean16(uint64_t src1, uint64_t src2)
return r.ll;
}
uint64_t helper_fslas16(uint64_t src1, uint64_t src2)
{
VIS64 r, s1, s2;
s1.ll = src1;
s2.ll = src2;
r.ll = 0;
for (int i = 0; i < 4; ++i) {
int t = s1.VIS_SW64(i) << (s2.VIS_W64(i) % 16);
t = MIN(t, INT16_MAX);
t = MAX(t, INT16_MIN);
r.VIS_SW64(i) = t;
}
return r.ll;
}
uint64_t helper_fslas32(uint64_t src1, uint64_t src2)
{
VIS64 r, s1, s2;
s1.ll = src1;
s2.ll = src2;
r.ll = 0;
for (int i = 0; i < 2; ++i) {
int64_t t = (int64_t)(int32_t)s1.VIS_L64(i) << (s2.VIS_L64(i) % 32);
t = MIN(t, INT32_MAX);
t = MAX(t, INT32_MIN);
r.VIS_L64(i) = t;
}
return r.ll;
}