| /* power_functions.h -- POWER implementations for arch-specific functions. |
| * Copyright (C) 2020 Matheus Castanho <msc@linux.ibm.com>, IBM |
| * Copyright (C) 2021 Mika T. Lindqvist <postmaster@raasu.org> |
| * For conditions of distribution and use, see copyright notice in zlib.h |
| */ |
| |
| #ifndef POWER_FUNCTIONS_H_ |
| #define POWER_FUNCTIONS_H_ |
| |
| #include "power_natives.h" |
| |
| #ifdef PPC_VMX |
| uint32_t adler32_vmx(uint32_t adler, const uint8_t *buf, size_t len); |
| uint32_t adler32_copy_vmx(uint32_t adler, uint8_t *dst, const uint8_t *src, size_t len); |
| void slide_hash_vmx(deflate_state *s); |
| #endif |
| |
| #ifdef POWER8_VSX |
| uint32_t adler32_power8(uint32_t adler, const uint8_t *buf, size_t len); |
| uint32_t adler32_copy_power8(uint32_t adler, uint8_t *dst, const uint8_t *buf, size_t len); |
| uint8_t* chunkmemset_safe_power8(uint8_t *out, uint8_t *from, size_t len, size_t left); |
| uint32_t crc32_power8(uint32_t crc, const uint8_t *buf, size_t len); |
| uint32_t crc32_copy_power8(uint32_t crc, uint8_t *dst, const uint8_t *src, size_t len); |
| void slide_hash_power8(deflate_state *s); |
| void inflate_fast_power8(PREFIX3(stream) *strm, uint32_t start); |
| #endif |
| |
| #if !defined(PPC_VMX_NATIVE) && !defined(POWER8_VSX_NATIVE) |
| # define ADLER32_FALLBACK |
| # define SLIDE_HASH_FALLBACK |
| #endif |
| |
| #ifndef POWER8_VSX_NATIVE |
| # define CHUNKSET_FALLBACK |
| #endif |
| #ifndef POWER8_VSX_CRC32_NATIVE |
| # define CRC32_BRAID_FALLBACK |
| #endif |
| |
| #ifdef POWER9 |
| uint32_t compare256_power9(const uint8_t *src0, const uint8_t *src1); |
| uint32_t longest_match_power9(deflate_state *const s, uint32_t cur_match); |
| uint32_t longest_match_slow_power9(deflate_state *const s, uint32_t cur_match); |
| #endif |
| |
| #ifndef POWER9_NATIVE |
| # define COMPARE256_FALLBACK |
| #endif |
| |
| #ifdef DISABLE_RUNTIME_CPU_DETECTION |
| // Power - VMX |
| # ifdef PPC_VMX_NATIVE |
| # undef native_adler32 |
| # define native_adler32 adler32_vmx |
| # undef native_adler32_copy |
| # define native_adler32_copy adler32_copy_vmx |
| # undef native_slide_hash |
| # define native_slide_hash slide_hash_vmx |
| # endif |
| // Power8 - VSX |
| # ifdef POWER8_VSX_NATIVE |
| # undef native_adler32 |
| # define native_adler32 adler32_power8 |
| # undef native_adler32_copy |
| # define native_adler32_copy adler32_copy_power8 |
| # undef native_chunkmemset_safe |
| # define native_chunkmemset_safe chunkmemset_safe_power8 |
| # undef native_inflate_fast |
| # define native_inflate_fast inflate_fast_power8 |
| # undef native_slide_hash |
| # define native_slide_hash slide_hash_power8 |
| # endif |
| # ifdef POWER8_VSX_CRC32_NATIVE |
| # undef native_crc32 |
| # define native_crc32 crc32_power8 |
| # undef native_crc32_copy |
| # define native_crc32_copy crc32_copy_power8 |
| # endif |
| // Power9 |
| # ifdef POWER9_NATIVE |
| # undef native_compare256 |
| # define native_compare256 compare256_power9 |
| # undef native_longest_match |
| # define native_longest_match longest_match_power9 |
| # undef native_longest_match_slow |
| # define native_longest_match_slow longest_match_slow_power9 |
| # endif |
| #endif |
| |
| #endif /* POWER_FUNCTIONS_H_ */ |
