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target/arm: Add missing clear_tail calls

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Fortunately, the functions affected are so far only called from SVE,
so there is no tail to be cleared. But as we convert more of AdvSIMD
to gvec, this will matter.

Backports commit d8efe78e8039511b95c23d75bb48eca6873fbb0f from qemu
This commit is contained in:
Richard Henderson 2019-02-15 18:15:17 -05:00 committed by Lioncash
parent f3cb92c86c
commit 5c34cab41c
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GPG key ID: 4E3C3CC1031BA9C7
1 changed files with 2 additions and 0 deletions
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qemu/target/arm/vec_helper.c
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@ -639,6 +639,7 @@ void HELPER(NAME)(void *vd, void *vn, void *stat, uint32_t desc) \
for (i = 0; i < oprsz / sizeof(TYPE); i++) { \
d[i] = FUNC(n[i], stat); \
} \
clear_tail(d, oprsz, simd_maxsz(desc)); \
}
DO_2OP(gvec_frecpe_h, helper_recpe_f16, float16)
@ -689,6 +690,7 @@ void HELPER(NAME)(void *vd, void *vn, void *vm, void *stat, uint32_t desc) \
for (i = 0; i < oprsz / sizeof(TYPE); i++) { \
d[i] = FUNC(n[i], m[i], stat); \
} \
clear_tail(d, oprsz, simd_maxsz(desc)); \
}
DO_3OP(gvec_fadd_h, float16_add, float16)