pqc/crypto_kem/kyber768-90s/avx2/shuffle.inc
Thom Wiggers c0f56ccdc2 Update Kyber from upstream
Makes Kyber-AVX run on MacOS (#251)
2021-03-24 21:02:49 +00:00

26 lines
631 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
#vshufps $0x20,%ymm\r1,%ymm\r0,%ymm\r2
#vshufps $0x31,%ymm\r1,%ymm\r0,%ymm\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