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pqcrypto/crypto_kem/kyber1024/avx2/shuffle.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

24 lines
553 B
PHP

.macro shuffle8 r0,r1,r2,r3
vperm2i128 $0x20,%ymm\r1,%ymm\r0,%ymm\r2
vperm2i128 $0x31,%ymm\r1,%ymm\r0,%ymm\r3
.endm
.macro shuffle4 r0,r1,r2,r3
vpunpcklqdq %ymm\r1,%ymm\r0,%ymm\r2
vpunpckhqdq %ymm\r1,%ymm\r0,%ymm\r3
.endm
.macro shuffle2 r0,r1,r2,r3
vpsllq $32,%ymm\r1,%ymm12
vpsrlq $32,%ymm\r0,%ymm13
vpblendd $0xAA,%ymm12,%ymm\r0,%ymm\r2
vpblendd $0xAA,%ymm\r1,%ymm13,%ymm\r3
.endm
.macro shuffle1 r0,r1,r2,r3
vpslld $16,%ymm\r1,%ymm12
vpsrld $16,%ymm\r0,%ymm13
vpblendw $0xAA,%ymm12,%ymm\r0,%ymm\r2
vpblendw $0xAA,%ymm\r1,%ymm13,%ymm\r3
.endm