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+/******************************************************************************
+ * Copyright © 2018, VideoLAN and dav1d authors
+ * Copyright © 2015 Martin Storsjo
+ * Copyright © 2015 Janne Grunau
+ * 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.
+ *****************************************************************************/
+
+#ifndef DAV1D_SRC_ARM_64_UTIL_S
+#define DAV1D_SRC_ARM_64_UTIL_S
+
+#include "config.h"
+#include "src/arm/asm.S"
+
+.macro movrel rd, val, offset=0
+#if defined(__APPLE__)
+ .if \offset < 0
+ adrp \rd, \val@PAGE
+ add \rd, \rd, \val@PAGEOFF
+ sub \rd, \rd, -(\offset)
+ .else
+ adrp \rd, \val+(\offset)@PAGE
+ add \rd, \rd, \val+(\offset)@PAGEOFF
+ .endif
+#elif defined(PIC) && defined(_WIN32)
+ .if \offset < 0
+ adrp \rd, \val
+ add \rd, \rd, :lo12:\val
+ sub \rd, \rd, -(\offset)
+ .else
+ adrp \rd, \val+(\offset)
+ add \rd, \rd, :lo12:\val+(\offset)
+ .endif
+#elif defined(PIC)
+ adrp \rd, \val+(\offset)
+ add \rd, \rd, :lo12:\val+(\offset)
+#else
+ ldr \rd, =\val+\offset
+#endif
+.endm
+
+.macro transpose_8x8b r0, r1, r2, r3, r4, r5, r6, r7, t8, t9
+ trn1 \t8\().8b, \r0\().8b, \r1\().8b
+ trn2 \t9\().8b, \r0\().8b, \r1\().8b
+ trn1 \r1\().8b, \r2\().8b, \r3\().8b
+ trn2 \r3\().8b, \r2\().8b, \r3\().8b
+ trn1 \r0\().8b, \r4\().8b, \r5\().8b
+ trn2 \r5\().8b, \r4\().8b, \r5\().8b
+ trn1 \r2\().8b, \r6\().8b, \r7\().8b
+ trn2 \r7\().8b, \r6\().8b, \r7\().8b
+
+ trn1 \r4\().4h, \r0\().4h, \r2\().4h
+ trn2 \r2\().4h, \r0\().4h, \r2\().4h
+ trn1 \r6\().4h, \r5\().4h, \r7\().4h
+ trn2 \r7\().4h, \r5\().4h, \r7\().4h
+ trn1 \r5\().4h, \t9\().4h, \r3\().4h
+ trn2 \t9\().4h, \t9\().4h, \r3\().4h
+ trn1 \r3\().4h, \t8\().4h, \r1\().4h
+ trn2 \t8\().4h, \t8\().4h, \r1\().4h
+
+ trn1 \r0\().2s, \r3\().2s, \r4\().2s
+ trn2 \r4\().2s, \r3\().2s, \r4\().2s
+ trn1 \r1\().2s, \r5\().2s, \r6\().2s
+ trn2 \r5\().2s, \r5\().2s, \r6\().2s
+ trn2 \r6\().2s, \t8\().2s, \r2\().2s
+ trn1 \r2\().2s, \t8\().2s, \r2\().2s
+ trn1 \r3\().2s, \t9\().2s, \r7\().2s
+ trn2 \r7\().2s, \t9\().2s, \r7\().2s
+.endm
+
+.macro transpose_8x8h r0, r1, r2, r3, r4, r5, r6, r7, t8, t9
+ trn1 \t8\().8h, \r0\().8h, \r1\().8h
+ trn2 \t9\().8h, \r0\().8h, \r1\().8h
+ trn1 \r1\().8h, \r2\().8h, \r3\().8h
+ trn2 \r3\().8h, \r2\().8h, \r3\().8h
+ trn1 \r0\().8h, \r4\().8h, \r5\().8h
+ trn2 \r5\().8h, \r4\().8h, \r5\().8h
+ trn1 \r2\().8h, \r6\().8h, \r7\().8h
+ trn2 \r7\().8h, \r6\().8h, \r7\().8h
+
+ trn1 \r4\().4s, \r0\().4s, \r2\().4s
+ trn2 \r2\().4s, \r0\().4s, \r2\().4s
+ trn1 \r6\().4s, \r5\().4s, \r7\().4s
+ trn2 \r7\().4s, \r5\().4s, \r7\().4s
+ trn1 \r5\().4s, \t9\().4s, \r3\().4s
+ trn2 \t9\().4s, \t9\().4s, \r3\().4s
+ trn1 \r3\().4s, \t8\().4s, \r1\().4s
+ trn2 \t8\().4s, \t8\().4s, \r1\().4s
+
+ trn1 \r0\().2d, \r3\().2d, \r4\().2d
+ trn2 \r4\().2d, \r3\().2d, \r4\().2d
+ trn1 \r1\().2d, \r5\().2d, \r6\().2d
+ trn2 \r5\().2d, \r5\().2d, \r6\().2d
+ trn2 \r6\().2d, \t8\().2d, \r2\().2d
+ trn1 \r2\().2d, \t8\().2d, \r2\().2d
+ trn1 \r3\().2d, \t9\().2d, \r7\().2d
+ trn2 \r7\().2d, \t9\().2d, \r7\().2d
+.endm
+
+.macro transpose_8x16b r0, r1, r2, r3, r4, r5, r6, r7, t8, t9
+ trn1 \t8\().16b, \r0\().16b, \r1\().16b
+ trn2 \t9\().16b, \r0\().16b, \r1\().16b
+ trn1 \r1\().16b, \r2\().16b, \r3\().16b
+ trn2 \r3\().16b, \r2\().16b, \r3\().16b
+ trn1 \r0\().16b, \r4\().16b, \r5\().16b
+ trn2 \r5\().16b, \r4\().16b, \r5\().16b
+ trn1 \r2\().16b, \r6\().16b, \r7\().16b
+ trn2 \r7\().16b, \r6\().16b, \r7\().16b
+
+ trn1 \r4\().8h, \r0\().8h, \r2\().8h
+ trn2 \r2\().8h, \r0\().8h, \r2\().8h
+ trn1 \r6\().8h, \r5\().8h, \r7\().8h
+ trn2 \r7\().8h, \r5\().8h, \r7\().8h
+ trn1 \r5\().8h, \t9\().8h, \r3\().8h
+ trn2 \t9\().8h, \t9\().8h, \r3\().8h
+ trn1 \r3\().8h, \t8\().8h, \r1\().8h
+ trn2 \t8\().8h, \t8\().8h, \r1\().8h
+
+ trn1 \r0\().4s, \r3\().4s, \r4\().4s
+ trn2 \r4\().4s, \r3\().4s, \r4\().4s
+ trn1 \r1\().4s, \r5\().4s, \r6\().4s
+ trn2 \r5\().4s, \r5\().4s, \r6\().4s
+ trn2 \r6\().4s, \t8\().4s, \r2\().4s
+ trn1 \r2\().4s, \t8\().4s, \r2\().4s
+ trn1 \r3\().4s, \t9\().4s, \r7\().4s
+ trn2 \r7\().4s, \t9\().4s, \r7\().4s
+.endm
+
+.macro transpose_4x16b r0, r1, r2, r3, t4, t5, t6, t7
+ trn1 \t4\().16b, \r0\().16b, \r1\().16b
+ trn2 \t5\().16b, \r0\().16b, \r1\().16b
+ trn1 \t6\().16b, \r2\().16b, \r3\().16b
+ trn2 \t7\().16b, \r2\().16b, \r3\().16b
+
+ trn1 \r0\().8h, \t4\().8h, \t6\().8h
+ trn2 \r2\().8h, \t4\().8h, \t6\().8h
+ trn1 \r1\().8h, \t5\().8h, \t7\().8h
+ trn2 \r3\().8h, \t5\().8h, \t7\().8h
+.endm
+
+.macro transpose_4x4h r0, r1, r2, r3, t4, t5, t6, t7
+ trn1 \t4\().4h, \r0\().4h, \r1\().4h
+ trn2 \t5\().4h, \r0\().4h, \r1\().4h
+ trn1 \t6\().4h, \r2\().4h, \r3\().4h
+ trn2 \t7\().4h, \r2\().4h, \r3\().4h
+
+ trn1 \r0\().2s, \t4\().2s, \t6\().2s
+ trn2 \r2\().2s, \t4\().2s, \t6\().2s
+ trn1 \r1\().2s, \t5\().2s, \t7\().2s
+ trn2 \r3\().2s, \t5\().2s, \t7\().2s
+.endm
+
+.macro transpose_4x4s r0, r1, r2, r3, t4, t5, t6, t7
+ trn1 \t4\().4s, \r0\().4s, \r1\().4s
+ trn2 \t5\().4s, \r0\().4s, \r1\().4s
+ trn1 \t6\().4s, \r2\().4s, \r3\().4s
+ trn2 \t7\().4s, \r2\().4s, \r3\().4s
+
+ trn1 \r0\().2d, \t4\().2d, \t6\().2d
+ trn2 \r2\().2d, \t4\().2d, \t6\().2d
+ trn1 \r1\().2d, \t5\().2d, \t7\().2d
+ trn2 \r3\().2d, \t5\().2d, \t7\().2d
+.endm
+
+.macro transpose_4x8h r0, r1, r2, r3, t4, t5, t6, t7
+ trn1 \t4\().8h, \r0\().8h, \r1\().8h
+ trn2 \t5\().8h, \r0\().8h, \r1\().8h
+ trn1 \t6\().8h, \r2\().8h, \r3\().8h
+ trn2 \t7\().8h, \r2\().8h, \r3\().8h
+
+ trn1 \r0\().4s, \t4\().4s, \t6\().4s
+ trn2 \r2\().4s, \t4\().4s, \t6\().4s
+ trn1 \r1\().4s, \t5\().4s, \t7\().4s
+ trn2 \r3\().4s, \t5\().4s, \t7\().4s
+.endm
+
+#endif /* DAV1D_SRC_ARM_64_UTIL_S */