Open Source Computer Vision Library
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49 lines
1.8 KiB
49 lines
1.8 KiB
/* riscv_functions.h -- RISCV implementations for arch-specific functions. |
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* |
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* Copyright (C) 2023 SiFive, Inc. All rights reserved. |
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* Contributed by Alex Chiang <alex.chiang@sifive.com> |
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* |
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* For conditions of distribution and use, see copyright notice in zlib.h |
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*/ |
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#ifndef RISCV_FUNCTIONS_H_ |
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#define RISCV_FUNCTIONS_H_ |
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#ifdef RISCV_RVV |
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uint32_t adler32_rvv(uint32_t adler, const uint8_t *buf, size_t len); |
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uint32_t adler32_fold_copy_rvv(uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len); |
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uint32_t chunksize_rvv(void); |
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uint8_t* chunkmemset_safe_rvv(uint8_t *out, unsigned dist, unsigned len, unsigned left); |
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uint32_t compare256_rvv(const uint8_t *src0, const uint8_t *src1); |
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uint32_t longest_match_rvv(deflate_state *const s, Pos cur_match); |
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uint32_t longest_match_slow_rvv(deflate_state *const s, Pos cur_match); |
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void slide_hash_rvv(deflate_state *s); |
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void inflate_fast_rvv(PREFIX3(stream) *strm, uint32_t start); |
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#endif |
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#ifdef DISABLE_RUNTIME_CPU_DETECTION |
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// RISCV - RVV |
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# if defined(RISCV_RVV) && defined(__riscv_v) && defined(__linux__) |
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# undef native_adler32 |
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# define native_adler32 adler32_rvv |
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# undef native_adler32_fold_copy |
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# define native_adler32_fold_copy adler32_fold_copy_rvv |
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# undef native_chunkmemset_safe |
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# define native_chunkmemset_safe chunkmemset_safe_rvv |
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# undef native_chunksize |
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# define native_chunksize chunksize_rvv |
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# undef native_compare256 |
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# define native_compare256 compare256_rvv |
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# undef native_inflate_fast |
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# define native_inflate_fast inflate_fast_rvv |
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# undef native_longest_match |
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# define native_longest_match longest_match_rvv |
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# undef native_longest_match_slow |
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# define native_longest_match_slow longest_match_slow_rvv |
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# undef native_slide_hash |
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# define native_slide_hash slide_hash_rvv |
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# endif |
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#endif |
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#endif /* RISCV_FUNCTIONS_H_ */
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