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76 lines
3.2 KiB
76 lines
3.2 KiB
/* |
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* Copyright (c) 2015 Henrik Gramner |
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* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* Libav is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with Libav; if not, write to the Free Software Foundation, Inc., |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
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*/ |
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#include <string.h> |
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#include "checkasm.h" |
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#include "libavcodec/bswapdsp.h" |
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#include "libavutil/common.h" |
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#include "libavutil/internal.h" |
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#include "libavutil/intreadwrite.h" |
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#define BUF_SIZE 512 |
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#define randomize_buffers() \ |
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do { \ |
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int i; \ |
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for (i = 0; i < BUF_SIZE; i += 4) { \ |
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uint32_t r = rnd(); \ |
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AV_WN32A(src0 + i, r); \ |
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AV_WN32A(src1 + i, r); \ |
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r = rnd(); \ |
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AV_WN32A(dst0 + i, r); \ |
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AV_WN32A(dst1 + i, r); \ |
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} \ |
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} while (0) |
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#define check_bswap(type) \ |
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do { \ |
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int w; \ |
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declare_func(void, type *dst, const type *src, int w); \ |
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\ |
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for (w = 0; w < BUF_SIZE / sizeof(type); w++) { \ |
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int offset = (BUF_SIZE / sizeof(type) - w) & 15; /* Test various alignments */ \ |
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randomize_buffers(); \ |
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call_ref((type *)dst0 + offset, (type *)src0 + offset, w); \ |
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call_new((type *)dst1 + offset, (type *)src1 + offset, w); \ |
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if (memcmp(src0, src1, BUF_SIZE) || memcmp(dst0, dst1, BUF_SIZE)) \ |
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fail(); \ |
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bench_new((type *)dst1 + offset, (type *)src1 + offset, w); \ |
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} \ |
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} while (0) |
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void checkasm_check_bswapdsp(void) |
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{ |
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LOCAL_ALIGNED_16(uint8_t, src0, [BUF_SIZE]); |
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LOCAL_ALIGNED_16(uint8_t, src1, [BUF_SIZE]); |
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LOCAL_ALIGNED_16(uint8_t, dst0, [BUF_SIZE]); |
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LOCAL_ALIGNED_16(uint8_t, dst1, [BUF_SIZE]); |
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BswapDSPContext h; |
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ff_bswapdsp_init(&h); |
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if (check_func(h.bswap_buf, "bswap_buf")) |
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check_bswap(uint32_t); |
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if (check_func(h.bswap16_buf, "bswap16_buf")) |
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check_bswap(uint16_t); |
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report("bswap"); |
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}
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