pqc/crypto_kem/kyber1024-90s/avx2/fq.inc
John M. Schanck 688ff2fe50 Round 3 Kyber
2020-11-26 21:42:35 -05:00

31 lines
633 B
PHP

.macro red16 r,rs=0,x=12
vpmulhw %ymm1,%ymm\r,%ymm\x
.if \rs
vpmulhrsw %ymm\rs,%ymm\x,%ymm\x
.else
vpsraw $10,%ymm\x,%ymm\x
.endif
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
.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