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-rw-r--r--target/riscv/vector_helper.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 10a52ceb5b..072bd444b1 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -75,6 +75,8 @@ target_ulong HELPER(vsetvl)(CPURISCVState *env, target_ulong s1,
     vlmax = vext_get_vlmax(cpu->cfg.vlenb, vsew, lmul);
     if (s1 <= vlmax) {
         vl = s1;
+    } else if (s1 < 2 * vlmax && cpu->cfg.rvv_vl_half_avl) {
+        vl = (s1 + 1) >> 1;
     } else {
         vl = vlmax;
     }