75 lines
3.5 KiB
C
75 lines
3.5 KiB
C
/*
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* Copyright © 2019, VideoLAN and dav1d authors
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* Copyright © 2019, Two Orioles, LLC
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef DAV1D_SRC_X86_MSAC_H
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#define DAV1D_SRC_X86_MSAC_H
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#include "src/cpu.h"
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unsigned dav1d_msac_decode_symbol_adapt4_sse2(MsacContext *s, uint16_t *cdf,
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size_t n_symbols);
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unsigned dav1d_msac_decode_symbol_adapt8_sse2(MsacContext *s, uint16_t *cdf,
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size_t n_symbols);
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unsigned dav1d_msac_decode_symbol_adapt16_sse2(MsacContext *s, uint16_t *cdf,
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size_t n_symbols);
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unsigned dav1d_msac_decode_symbol_adapt16_avx2(MsacContext *s, uint16_t *cdf,
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size_t n_symbols);
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unsigned dav1d_msac_decode_bool_adapt_sse2(MsacContext *s, uint16_t *cdf);
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unsigned dav1d_msac_decode_bool_equi_sse2(MsacContext *s);
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unsigned dav1d_msac_decode_bool_sse2(MsacContext *s, unsigned f);
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unsigned dav1d_msac_decode_hi_tok_sse2(MsacContext *s, uint16_t *cdf);
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#if ARCH_X86_64 || defined(__SSE2__) || (defined(_M_IX86_FP) && _M_IX86_FP >= 2)
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#define dav1d_msac_decode_symbol_adapt4 dav1d_msac_decode_symbol_adapt4_sse2
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#define dav1d_msac_decode_symbol_adapt8 dav1d_msac_decode_symbol_adapt8_sse2
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#define dav1d_msac_decode_hi_tok dav1d_msac_decode_hi_tok_sse2
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#endif
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#define dav1d_msac_decode_bool_adapt dav1d_msac_decode_bool_adapt_sse2
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#define dav1d_msac_decode_bool_equi dav1d_msac_decode_bool_equi_sse2
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#define dav1d_msac_decode_bool dav1d_msac_decode_bool_sse2
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#if ARCH_X86_64
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#define dav1d_msac_decode_symbol_adapt16(ctx, cdf, symb) ((ctx)->symbol_adapt16(ctx, cdf, symb))
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static ALWAYS_INLINE void msac_init_x86(MsacContext *const s) {
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const unsigned flags = dav1d_get_cpu_flags();
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if (flags & DAV1D_X86_CPU_FLAG_SSE2) {
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s->symbol_adapt16 = dav1d_msac_decode_symbol_adapt16_sse2;
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}
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if (flags & DAV1D_X86_CPU_FLAG_AVX2) {
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s->symbol_adapt16 = dav1d_msac_decode_symbol_adapt16_avx2;
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}
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}
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#elif defined(__SSE2__) || (defined(_M_IX86_FP) && _M_IX86_FP >= 2)
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#define dav1d_msac_decode_symbol_adapt16 dav1d_msac_decode_symbol_adapt16_sse2
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#endif
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#endif /* DAV1D_SRC_X86_MSAC_H */
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