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Implement Fletcher-32 using SSSE3 instructions.

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Natalia Portillo
2023-09-23 02:51:57 +01:00
parent b3ef2a3188
commit ccf605367d
5 changed files with 278 additions and 1 deletions
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11
fletcher32.c
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@@ -55,6 +55,17 @@ AARU_EXPORT int AARU_CALL fletcher32_update(fletcher32_ctx* ctx, const uint8_t*
}
#endif
#if defined(__x86_64__) || defined(__amd64) || defined(_M_AMD64) || defined(_M_X64) || defined(__I386__) || \
defined(__i386__) || defined(__THW_INTEL) || defined(_M_IX86)
if(have_ssse3())
{
fletcher32_ssse3(&ctx->sum1, &ctx->sum2, data, len);
return 0;
}
#endif
uint32_t sum1 = ctx->sum1;
uint32_t sum2 = ctx->sum2;
unsigned n;