Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 88 insertions, 0 deletions

diff --git a/third_party/dav1d/src/arm/cdef.h b/third_party/dav1d/src/arm/cdef.h
new file mode 100644
index 0000000000..2e8c8ab6fb
--- /dev/null
+++ b/third_party/dav1d/src/arm/cdef.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright © 2018, 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 "src/cpu.h"
+#include "src/cdef.h"
+
+decl_cdef_dir_fn(BF(dav1d_cdef_find_dir, neon));
+
+void BF(dav1d_cdef_padding4, neon)(uint16_t *tmp, const pixel *src,
+                                   ptrdiff_t src_stride, const pixel (*left)[2],
+                                   const pixel *const top,
+                                   const pixel *const bottom, int h,
+                                   enum CdefEdgeFlags edges);
+void BF(dav1d_cdef_padding8, neon)(uint16_t *tmp, const pixel *src,
+                                   ptrdiff_t src_stride, const pixel (*left)[2],
+                                   const pixel *const top,
+                                   const pixel *const bottom, int h,
+                                   enum CdefEdgeFlags edges);
+
+// Passing edges to this function, to allow it to switch to a more
+// optimized version for fully edged cases. Using size_t for edges,
+// to avoid ABI differences for passing more than one argument on the stack.
+void BF(dav1d_cdef_filter4, neon)(pixel *dst, ptrdiff_t dst_stride,
+                                  const uint16_t *tmp, int pri_strength,
+                                  int sec_strength, int dir, int damping, int h,
+                                  size_t edges HIGHBD_DECL_SUFFIX);
+void BF(dav1d_cdef_filter8, neon)(pixel *dst, ptrdiff_t dst_stride,
+                                  const uint16_t *tmp, int pri_strength,
+                                  int sec_strength, int dir, int damping, int h,
+                                  size_t edges HIGHBD_DECL_SUFFIX);
+
+#define DEFINE_FILTER(w, h, tmp_stride)                                      \
+static void                                                                  \
+cdef_filter_##w##x##h##_neon(pixel *dst, const ptrdiff_t stride,             \
+                             const pixel (*left)[2],                         \
+                             const pixel *const top,                         \
+                             const pixel *const bottom,                      \
+                             const int pri_strength, const int sec_strength, \
+                             const int dir, const int damping,               \
+                             const enum CdefEdgeFlags edges                  \
+                             HIGHBD_DECL_SUFFIX)                             \
+{                                                                            \
+    ALIGN_STK_16(uint16_t, tmp_buf, 12 * tmp_stride + 8,);                   \
+    uint16_t *tmp = tmp_buf + 2 * tmp_stride + 8;                            \
+    BF(dav1d_cdef_padding##w, neon)(tmp, dst, stride,                        \
+                                    left, top, bottom, h, edges);            \
+    BF(dav1d_cdef_filter##w, neon)(dst, stride, tmp, pri_strength,           \
+                                   sec_strength, dir, damping, h, edges      \
+                                   HIGHBD_TAIL_SUFFIX);                      \
+}
+
+DEFINE_FILTER(8, 8, 16)
+DEFINE_FILTER(4, 8, 8)
+DEFINE_FILTER(4, 4, 8)
+
+static ALWAYS_INLINE void cdef_dsp_init_arm(Dav1dCdefDSPContext *const c) {
+    const unsigned flags = dav1d_get_cpu_flags();
+
+    if (!(flags & DAV1D_ARM_CPU_FLAG_NEON)) return;
+
+    c->dir = BF(dav1d_cdef_find_dir, neon);
+    c->fb[0] = cdef_filter_8x8_neon;
+    c->fb[1] = cdef_filter_4x8_neon;
+    c->fb[2] = cdef_filter_4x4_neon;
+}