diff options
Diffstat (limited to 'neozip/arch/riscv/riscv_functions.h')
| -rw-r--r-- | neozip/arch/riscv/riscv_functions.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/neozip/arch/riscv/riscv_functions.h b/neozip/arch/riscv/riscv_functions.h new file mode 100644 index 0000000000..89120ffabf --- /dev/null +++ b/neozip/arch/riscv/riscv_functions.h @@ -0,0 +1,60 @@ +/* riscv_functions.h -- RISCV implementations for arch-specific functions. + * + * Copyright (C) 2023 SiFive, Inc. All rights reserved. + * Contributed by Alex Chiang <alex.chiang@sifive.com> + * + * For conditions of distribution and use, see copyright notice in zlib.h + */ + +#ifndef RISCV_FUNCTIONS_H_ +#define RISCV_FUNCTIONS_H_ + +#include "riscv_natives.h" + +#ifdef RISCV_RVV +uint32_t adler32_rvv(uint32_t adler, const uint8_t *buf, size_t len); +uint32_t adler32_copy_rvv(uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len); +uint8_t* chunkmemset_safe_rvv(uint8_t *out, uint8_t *from, size_t len, size_t left); +uint32_t compare256_rvv(const uint8_t *src0, const uint8_t *src1); + +uint32_t longest_match_rvv(deflate_state *const s, uint32_t cur_match); +uint32_t longest_match_slow_rvv(deflate_state *const s, uint32_t cur_match); +void slide_hash_rvv(deflate_state *s); +void inflate_fast_rvv(PREFIX3(stream) *strm, uint32_t start); +#endif + +#ifdef RISCV_CRC32_ZBC +uint32_t crc32_riscv64_zbc(uint32_t crc, const uint8_t *buf, size_t len); +uint32_t crc32_copy_riscv64_zbc(uint32_t crc, uint8_t *dst, const uint8_t *src, size_t len); +#endif + +#ifdef DISABLE_RUNTIME_CPU_DETECTION +// RISCV - RVV +# ifdef RISCV_RVV_NATIVE +# undef native_adler32 +# define native_adler32 adler32_rvv +# undef native_adler32_copy +# define native_adler32_copy adler32_copy_rvv +# undef native_chunkmemset_safe +# define native_chunkmemset_safe chunkmemset_safe_rvv +# undef native_compare256 +# define native_compare256 compare256_rvv +# undef native_inflate_fast +# define native_inflate_fast inflate_fast_rvv +# undef native_longest_match +# define native_longest_match longest_match_rvv +# undef native_longest_match_slow +# define native_longest_match_slow longest_match_slow_rvv +# undef native_slide_hash +# define native_slide_hash slide_hash_rvv +# endif +// RISCV - CRC32 +# ifdef RISCV_ZBC_NATIVE +# undef native_crc32 +# define native_crc32 crc32_riscv64_zbc +# undef native_crc32_copy +# define native_crc32_copy crc32_copy_riscv64_zbc +# endif +#endif + +#endif /* RISCV_FUNCTIONS_H_ */ |