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-rw-r--r--target/riscv/vector_helper.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index ca79571ae2..34ac4aa808 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -5075,9 +5075,17 @@ void HELPER(vmvr_v)(void *vd, void *vs2, CPURISCVState *env, uint32_t desc)
     uint32_t startb = env->vstart * sewb;
     uint32_t i = startb;
 
+    if (HOST_BIG_ENDIAN && i % 8 != 0) {
+        uint32_t j = ROUND_UP(i, 8);
+        memcpy((uint8_t *)vd + H1(j - 1),
+               (uint8_t *)vs2 + H1(j - 1),
+               j - i);
+        i = j;
+    }
+
     memcpy((uint8_t *)vd + H1(i),
            (uint8_t *)vs2 + H1(i),
-           maxsz - startb);
+           maxsz - i);
 
     env->vstart = 0;
 }