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authorAnton Blanchard <antonb@tenstorrent.com>2025-04-14 21:30:06 +0000
committerAlistair Francis <alistair.francis@wdc.com>2025-05-19 13:39:25 +1000
commit2669b696e243b64f8ea1a6468dcee255de99f08d (patch)
treed80ff426a406ccb7aee56821921a303bfac1f4a8
parent8539a1244bf240d28917effb88a140eb58e45e88 (diff)
downloadfocaccia-qemu-2669b696e243b64f8ea1a6468dcee255de99f08d.tar.gz
focaccia-qemu-2669b696e243b64f8ea1a6468dcee255de99f08d.zip
target/riscv: Fix vslidedown with rvv_ta_all_1s
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
Diffstat (limited to '')
-rw-r--r--target/riscv/vector_helper.c6
1 files 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;                                                      \