pqc/crypto_kem/kyber512-90s/avx2/fq.inc
Thom Wiggers c99c406551 Update Kyber from upstream
Makes Kyber-AVX run on MacOS (#251)
2020-11-26 13:10:21 -05:00

30 lines
663 B
PHP

.macro red16 r,x=12
vpmulhw %ymm1,%ymm\r,%ymm\x
vpsraw $10,%ymm\x,%ymm\x
vpmullw %ymm0,%ymm\x,%ymm\x
vpsubw %ymm\x,%ymm\r,%ymm\r
.endm
.macro csubq r,x=12
vpsubw %ymm0,%ymm\r,%ymm\r
vpsraw $15,%ymm\r,%ymm\x
vpand %ymm0,%ymm\x,%ymm\x
vpaddw %ymm\x,%ymm\r,%ymm\r
#vpcmpgtw %ymm0,%ymm\r,%ymm\x
#vpand %ymm0,%ymm\x,%ymm\x
#vpsubw %ymm\x,%ymm\r,%ymm\r
.endm
.macro caddq r,x=12
vpsraw $15,%ymm\r,%ymm\x
vpand %ymm0,%ymm\x,%ymm\x
vpaddw %ymm\x,%ymm\r,%ymm\r
.endm
.macro fqmulprecomp al,ah,b,x=12
vpmullw %ymm\al,%ymm\b,%ymm\x
vpmulhw %ymm\ah,%ymm\b,%ymm\b
vpmulhw %ymm0,%ymm\x,%ymm\x
vpsubw %ymm\x,%ymm\b,%ymm\b
.endm