pqc/crypto_kem/kyber768/avx2/fq.inc
Thom Wiggers f4bd312180 Adds AVX2 variants of Kyber512, Kyber768, Kyber1024 (#225)
* Integrate Kyber-AVX2 into PQClean

* Fix types and formatting in Kyber

* Workaround a valgrind crash

* Remove comment in shuffle.s

* Remove some extraneous truncations

* fixup! Fix types and formatting in Kyber
2019-09-10 11:45:01 +02:00

27 lines
575 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
.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