From: Anton Blanchard <antonb@tenstorrent.com>
vslidedown always zeroes elements past vl, where it should use the
tail policy.
Signed-off-by: Anton Blanchard <antonb@tenstorrent.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-ID: <20250414213006.3509058-1-antonb@tenstorrent.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Cc: qemu-stable@nongnu.org
---
target/riscv/vector_helper.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c
index 3aec9a7731..5dc1c10012 100644
--- a/target/riscv/vector_helper.c
+++ b/target/riscv/vector_helper.c
@@ -5133,9 +5133,11 @@ void HELPER(NAME)(void *vd, void *v0, target_ulong s1, void *vs2, \
} \
\
for (i = i_max; i < vl; ++i) { \
- if (vm || vext_elem_mask(v0, i)) { \
- *((ETYPE *)vd + H(i)) = 0; \
+ if (!vm && !vext_elem_mask(v0, i)) { \
+ vext_set_elems_1s(vd, vma, i * esz, (i + 1) * esz); \
+ continue; \
} \
+ *((ETYPE *)vd + H(i)) = 0; \
} \
\
env->vstart = 0; \
--
2.49.0