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/*
* Copyright © 2024, VideoLAN and dav1d authors
* Copyright © 2024, Luca Barbato
* 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_PPC_UTILS_H
#define DAV1D_SRC_PPC_UTILS_H
#include "src/ppc/dav1d_types.h"
#define assert_eq(a, b) \
if ((a) != (b)) \
printf("%d: %d vs %d\n", __LINE__, a, b); \
assert((a) == (b));
#define MERGE_I32(a, b, h, l) \
{ \
h = vec_mergeh(a, b); \
l = vec_mergel(a, b); \
}
#define DECLARE_MERGE_I32(a, b, h, l) \
i32x4 h, l; \
MERGE_I32(a, b, h, l)
// Transpose a 4x4 matrix of i32x4 vectors
#define TRANSPOSE4_I32(c0, c1, c2, c3) \
{ \
DECLARE_MERGE_I32(c0, c2, m02h, m02l) \
DECLARE_MERGE_I32(c1, c3, m13h, m13l) \
\
MERGE_I32(m02h, m13h, c0, c1) \
MERGE_I32(m02l, m13l, c2, c3) \
}
// Transpose a 8x8 matrix of i32x4 vectors
#define TRANSPOSE8_I32(c0, c1, c2, c3, c4, c5, c6, c7, \
c8, c9, cA, cB, cC, cD, cE, cF) \
{ \
DECLARE_MERGE_I32(c0, c2, m02h, m02l) \
DECLARE_MERGE_I32(c1, c3, m13h, m13l) \
DECLARE_MERGE_I32(c4, c6, m46h, m46l) \
DECLARE_MERGE_I32(c5, c7, m57h, m57l) \
DECLARE_MERGE_I32(c8, cA, m8Ah, m8Al) \
DECLARE_MERGE_I32(c9, cB, m9Bh, m9Bl) \
DECLARE_MERGE_I32(cC, cE, mCEh, mCEl) \
DECLARE_MERGE_I32(cD, cF, mDFh, mDFl) \
\
MERGE_I32(m02h, m13h, c0, c1) \
MERGE_I32(m02l, m13l, c2, c3) \
MERGE_I32(m46h, m57h, c8, c9) \
MERGE_I32(m46l, m57l, cA, cB) \
MERGE_I32(m8Ah, m9Bh, c4, c5) \
MERGE_I32(m8Al, m9Bl, c6, c7) \
MERGE_I32(mCEh, mDFh, cC, cD) \
MERGE_I32(mCEl, mDFl, cE, cF) \
}
// Transpose a 4x16 matrix of i32x4 vectors
#define TRANSPOSE4x16_I32(c0, c1, c2, c3, c4, c5, c6, c7, \
c8, c9, cA, cB, cC, cD, cE, cF) \
{ \
DECLARE_MERGE_I32(c0, c2, m02h, m02l) \
DECLARE_MERGE_I32(c1, c3, m13h, m13l) \
DECLARE_MERGE_I32(c4, c6, m46h, m46l) \
DECLARE_MERGE_I32(c5, c7, m57h, m57l) \
DECLARE_MERGE_I32(c8, cA, m8Ah, m8Al) \
DECLARE_MERGE_I32(c9, cB, m9Bh, m9Bl) \
DECLARE_MERGE_I32(cC, cE, mCEh, mCEl) \
DECLARE_MERGE_I32(cD, cF, mDFh, mDFl) \
\
MERGE_I32(m02h, m13h, c0, c1) \
MERGE_I32(m02l, m13l, c2, c3) \
MERGE_I32(m46h, m57h, c4, c5) \
MERGE_I32(m46l, m57l, c6, c7) \
MERGE_I32(m8Ah, m9Bh, c8, c9) \
MERGE_I32(m8Al, m9Bl, cA, cB) \
MERGE_I32(mCEh, mDFh, cC, cD) \
MERGE_I32(mCEl, mDFl, cE, cF) \
}
#endif // DAV1D_SRC_PPC_UTILS_H