[Qemu-devel] [PULL 26/27] target/arm: Add missing clear_tail calls

[Peter Maydell]

From: Richard Henderson <address@hidden>

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.

Signed-off-by: Richard Henderson <address@hidden>
Message-id: address@hidden
Reviewed-by: Peter Maydell <address@hidden>
Signed-off-by: Peter Maydell <address@hidden>
---
 target/arm/vec_helper.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/arm/vec_helper.c b/target/arm/vec_helper.c
index 10f17e4b5cf..dfc635cf9a5 100644
--- a/target/arm/vec_helper.c
+++ b/target/arm/vec_helper.c
@@ -638,6 +638,7 @@ 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)
@@ -688,6 +689,7 @@ 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)
-- 
2.20.1