1 files changed, 78 insertions, 0 deletions
diff --git a/third_party/dav1d/tests/checkasm/refmvs.c b/third_party/dav1d/tests/checkasm/refmvs.c
new file mode 100644
index 0000000000..a73bf4d298
--- /dev/null
+++ b/third_party/dav1d/tests/checkasm/refmvs.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright © 2021, VideoLAN and dav1d authors
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice, this
+ *    list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include "tests/checkasm/checkasm.h"
+#include "src/refmvs.h"
+
+static void check_splat_mv(const Dav1dRefmvsDSPContext *const c) {
+    ALIGN_STK_64(refmvs_block, c_buf, 32 * 32,);
+    ALIGN_STK_64(refmvs_block, a_buf, 32 * 32,);
+    refmvs_block *c_dst[32];
+    refmvs_block *a_dst[32];
+    const size_t stride = 32 * sizeof(refmvs_block);
+
+    for (int i = 0; i < 32; i++) {
+        c_dst[i] = c_buf + 32 * i;
+        a_dst[i] = a_buf + 32 * i;
+    }
+
+    declare_func(void, refmvs_block **rr, const refmvs_block *rmv,
+                 int bx4, int bw4, int bh4);
+
+    for (int w = 1; w <= 32; w *= 2) {
+        if (check_func(c->splat_mv, "splat_mv_w%d", w)) {
+            const int h_min = imax(w / 4, 1);
+            const int h_max = imin(w * 4, 32);
+            const int w_uint32 = w * sizeof(refmvs_block) / sizeof(uint32_t);
+            for (int h = h_min; h <= h_max; h *= 2) {
+                const int offset = (w * rnd()) & 31;
+                union {
+                    refmvs_block rmv;
+                    uint32_t u32[3];
+                } ALIGN(tmp, 16);
+                tmp.u32[0] = rnd();
+                tmp.u32[1] = rnd();
+                tmp.u32[2] = rnd();
+
+                call_ref(c_dst, &tmp.rmv, offset, w, h);
+                call_new(a_dst, &tmp.rmv, offset, w, h);
+                checkasm_check(uint32_t, (uint32_t*)(c_buf + offset), stride,
+                                         (uint32_t*)(a_buf + offset), stride,
+                                         w_uint32, h, "dst");
+
+                bench_new(a_dst, &tmp.rmv, 0, w, h);
+            }
+        }
+    }
+    report("splat_mv");
+}
+
+void checkasm_check_refmvs(void) {
+    Dav1dRefmvsDSPContext c;
+    dav1d_refmvs_dsp_init(&c);
+
+    check_splat_mv(&c);
+}