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43 lines
1.8 KiB
C
43 lines
1.8 KiB
C
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#ifndef PQCLEAN_MCELIECE348864_SSE_VEC128_H
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#define PQCLEAN_MCELIECE348864_SSE_VEC128_H
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/*
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This file is for functions related to 128-bit vectors
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including functions for bitsliced field operations
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*/
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#include <immintrin.h>
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#include <stdint.h>
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typedef __m128i vec128;
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// this needs to be a macro, because
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// _mm_extract_epi64 requires a literal int argument.
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#define PQCLEAN_MCELIECE348864_SSE_vec128_extract(a, i) ((uint64_t) _mm_extract_epi64((vec128) (a), (i)))
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int PQCLEAN_MCELIECE348864_SSE_vec128_testz(vec128 a);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_set1_16b(uint16_t a);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_setzero(void);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_and(vec128 a, vec128 b);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_xor(vec128 a, vec128 b);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_or(vec128 a, vec128 b);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_sll_2x(vec128 a, int s);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_srl_2x(vec128 a, int s);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_set2x(uint64_t a0, uint64_t a1);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_unpack_low(vec128 a, vec128 b);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_unpack_high(vec128 a, vec128 b);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_setbits(uint64_t a);
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void PQCLEAN_MCELIECE348864_SSE_vec128_copy(vec128 *dest, const vec128 *src);
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void PQCLEAN_MCELIECE348864_SSE_vec128_add(vec128 *c, const vec128 *a, const vec128 *b);
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vec128 PQCLEAN_MCELIECE348864_SSE_vec128_or_reduce(const vec128 *a);
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extern void PQCLEAN_MCELIECE348864_SSE_vec128_mul_asm(vec128 *, vec128 *, const vec128 *, int);
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/* bitsliced field multiplications */
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void PQCLEAN_MCELIECE348864_SSE_vec128_mul(vec128 *h, vec128 *f, const vec128 *g);
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void PQCLEAN_MCELIECE348864_SSE_vec128_sq(vec128 * /*out*/, const vec128 * /*in*/);
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void PQCLEAN_MCELIECE348864_SSE_vec128_inv(vec128 * /*out*/, const vec128 * /*in*/);
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#endif
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