228 lines
4.3 KiB
ArmAsm
228 lines
4.3 KiB
ArmAsm
#include "cdecl.h"
|
|
.include "shuffle.inc"
|
|
.include "fq.inc"
|
|
|
|
.macro butterfly rl0,rl1,rl2,rl3,rh0,rh1,rh2,rh3,zl0=1,zl1=1,zh0=2,zh1=2
|
|
#update & mul
|
|
vpsubw %ymm\rh0,%ymm\rl0,%ymm12
|
|
vpsubw %ymm\rh1,%ymm\rl1,%ymm13
|
|
vpsubw %ymm\rh2,%ymm\rl2,%ymm14
|
|
|
|
vpaddw %ymm\rh0,%ymm\rl0,%ymm\rl0
|
|
vpaddw %ymm\rh1,%ymm\rl1,%ymm\rl1
|
|
vpmullw %ymm\zl0,%ymm12,%ymm\rh0
|
|
|
|
vpaddw %ymm\rh2,%ymm\rl2,%ymm\rl2
|
|
vpmullw %ymm\zl0,%ymm13,%ymm\rh1
|
|
vpsubw %ymm\rh3,%ymm\rl3,%ymm15
|
|
|
|
vpaddw %ymm\rh3,%ymm\rl3,%ymm\rl3
|
|
vpmullw %ymm\zl1,%ymm14,%ymm\rh2
|
|
vpmullw %ymm\zl1,%ymm15,%ymm\rh3
|
|
|
|
vpmulhw %ymm\zh0,%ymm12,%ymm12
|
|
vpmulhw %ymm\zh0,%ymm13,%ymm13
|
|
|
|
vpmulhw %ymm\zh1,%ymm14,%ymm14
|
|
vpmulhw %ymm\zh1,%ymm15,%ymm15
|
|
|
|
#reduce
|
|
vpmulhw %ymm0,%ymm\rh0,%ymm\rh0
|
|
vpmulhw %ymm0,%ymm\rh1,%ymm\rh1
|
|
vpmulhw %ymm0,%ymm\rh2,%ymm\rh2
|
|
vpmulhw %ymm0,%ymm\rh3,%ymm\rh3
|
|
vpsubw %ymm\rh0,%ymm12,%ymm\rh0
|
|
vpsubw %ymm\rh1,%ymm13,%ymm\rh1
|
|
vpsubw %ymm\rh2,%ymm14,%ymm\rh2
|
|
vpsubw %ymm\rh3,%ymm15,%ymm\rh3
|
|
.endm
|
|
|
|
.text
|
|
invntt_levels0t5_avx:
|
|
level0:
|
|
#zetas
|
|
vmovdqu (%rsi),%ymm15
|
|
vmovdqu 64(%rsi),%ymm3
|
|
vmovdqu 32(%rsi),%ymm1
|
|
vmovdqu 96(%rsi),%ymm2
|
|
|
|
#load
|
|
vmovdqa (%rdi),%ymm4
|
|
vmovdqa 32(%rdi),%ymm5
|
|
vmovdqa 64(%rdi),%ymm6
|
|
vmovdqa 96(%rdi),%ymm7
|
|
vmovdqa 128(%rdi),%ymm8
|
|
vmovdqa 160(%rdi),%ymm9
|
|
vmovdqa 192(%rdi),%ymm10
|
|
vmovdqa 224(%rdi),%ymm11
|
|
|
|
butterfly 4,5,8,9,6,7,10,11,15,3,1,2
|
|
|
|
level1:
|
|
#zetas
|
|
vmovdqu 128(%rsi),%ymm3
|
|
vmovdqu 160(%rsi),%ymm2
|
|
|
|
butterfly 4,5,6,7,8,9,10,11,3,3,2,2
|
|
|
|
shuffle1 4,5,3,5
|
|
shuffle1 6,7,4,7
|
|
shuffle1 8,9,6,9
|
|
shuffle1 10,11,8,11
|
|
|
|
level2:
|
|
#zetas
|
|
vmovdqu 192(%rsi),%ymm10
|
|
vmovdqu 224(%rsi),%ymm2
|
|
|
|
#consts
|
|
vmovdqa _16XV*2(%rdx),%ymm1
|
|
|
|
butterfly 3,4,6,8,5,7,9,11,10,10,2,2
|
|
|
|
red16 3
|
|
|
|
shuffle2 3,4,10,4
|
|
shuffle2 6,8,3,8
|
|
shuffle2 5,7,6,7
|
|
shuffle2 9,11,5,11
|
|
|
|
level3:
|
|
#zetas
|
|
vmovdqu 256(%rsi),%ymm9
|
|
vmovdqu 288(%rsi),%ymm2
|
|
|
|
butterfly 10,3,6,5,4,8,7,11,9,9,2,2
|
|
|
|
red16 10
|
|
|
|
shuffle4 10,3,9,3
|
|
shuffle4 6,5,10,5
|
|
shuffle4 4,8,6,8
|
|
shuffle4 7,11,4,11
|
|
|
|
level4:
|
|
#zetas
|
|
vmovdqu 320(%rsi),%ymm7
|
|
vmovdqu 352(%rsi),%ymm2
|
|
|
|
butterfly 9,10,6,4,3,5,8,11,7,7,2,2
|
|
|
|
red16 9
|
|
|
|
shuffle8 9,10,7,10
|
|
shuffle8 6,4,9,4
|
|
shuffle8 3,5,6,5
|
|
shuffle8 8,11,3,11
|
|
|
|
level5:
|
|
#zetas
|
|
vpbroadcastd 384(%rsi),%ymm8
|
|
vpbroadcastd 388(%rsi),%ymm2
|
|
|
|
butterfly 7,9,6,3,10,4,5,11,8,8,2,2
|
|
|
|
red16 7
|
|
|
|
#store
|
|
vmovdqa %ymm7,(%rdi)
|
|
vmovdqa %ymm9,32(%rdi)
|
|
vmovdqa %ymm6,64(%rdi)
|
|
vmovdqa %ymm3,96(%rdi)
|
|
vmovdqa %ymm10,128(%rdi)
|
|
vmovdqa %ymm4,160(%rdi)
|
|
vmovdqa %ymm5,192(%rdi)
|
|
vmovdqa %ymm11,224(%rdi)
|
|
|
|
ret
|
|
|
|
invntt_level6_avx:
|
|
#zetas
|
|
vpbroadcastd (%rsi),%ymm1
|
|
vpbroadcastd 4(%rsi),%ymm2
|
|
|
|
#load
|
|
vmovdqa (%rdi),%ymm4
|
|
vmovdqa 32(%rdi),%ymm5
|
|
vmovdqa 64(%rdi),%ymm6
|
|
vmovdqa 96(%rdi),%ymm7
|
|
vmovdqa 256(%rdi),%ymm8
|
|
vmovdqa 288(%rdi),%ymm9
|
|
vmovdqa 320(%rdi),%ymm10
|
|
vmovdqa 352(%rdi),%ymm11
|
|
|
|
butterfly 4,5,6,7,8,9,10,11
|
|
|
|
#consts
|
|
vmovdqa _16XFLO*2(%rdx),%ymm12
|
|
vmovdqa _16XFHI*2(%rdx),%ymm13
|
|
|
|
#store
|
|
vmovdqa %ymm8,256(%rdi)
|
|
vmovdqa %ymm9,288(%rdi)
|
|
vmovdqa %ymm10,320(%rdi)
|
|
vmovdqa %ymm11,352(%rdi)
|
|
|
|
fqmulprecomp 12,13,4,8
|
|
fqmulprecomp 12,13,5,9
|
|
fqmulprecomp 12,13,6,10
|
|
fqmulprecomp 12,13,7,11
|
|
|
|
#store
|
|
vmovdqa %ymm4,(%rdi)
|
|
vmovdqa %ymm5,32(%rdi)
|
|
vmovdqa %ymm6,64(%rdi)
|
|
vmovdqa %ymm7,96(%rdi)
|
|
|
|
#load
|
|
vmovdqa 128(%rdi),%ymm4
|
|
vmovdqa 160(%rdi),%ymm5
|
|
vmovdqa 192(%rdi),%ymm6
|
|
vmovdqa 224(%rdi),%ymm7
|
|
vmovdqa 384(%rdi),%ymm8
|
|
vmovdqa 416(%rdi),%ymm9
|
|
vmovdqa 448(%rdi),%ymm10
|
|
vmovdqa 480(%rdi),%ymm11
|
|
|
|
butterfly 4,5,6,7,8,9,10,11
|
|
|
|
#consts
|
|
vmovdqa _16XFLO*2(%rdx),%ymm12
|
|
vmovdqa _16XFHI*2(%rdx),%ymm13
|
|
|
|
#store
|
|
vmovdqa %ymm8,384(%rdi)
|
|
vmovdqa %ymm9,416(%rdi)
|
|
vmovdqa %ymm10,448(%rdi)
|
|
vmovdqa %ymm11,480(%rdi)
|
|
|
|
fqmulprecomp 12,13,4,8
|
|
fqmulprecomp 12,13,5,9
|
|
fqmulprecomp 12,13,6,10
|
|
fqmulprecomp 12,13,7,11
|
|
|
|
#store
|
|
vmovdqa %ymm4,128(%rdi)
|
|
vmovdqa %ymm5,160(%rdi)
|
|
vmovdqa %ymm6,192(%rdi)
|
|
vmovdqa %ymm7,224(%rdi)
|
|
|
|
ret
|
|
|
|
.global cdecl(PQCLEAN_KYBER76890S_AVX2_invntt_avx)
|
|
.global _cdecl(PQCLEAN_KYBER76890S_AVX2_invntt_avx)
|
|
cdecl(PQCLEAN_KYBER76890S_AVX2_invntt_avx):
|
|
_cdecl(PQCLEAN_KYBER76890S_AVX2_invntt_avx):
|
|
#consts
|
|
vmovdqa _16XQ*2(%rsi),%ymm0
|
|
mov %rsi,%rdx
|
|
add $_ZETAS_INV_EXP*2,%rsi
|
|
call invntt_levels0t5_avx
|
|
add $256,%rdi
|
|
add $392,%rsi
|
|
call invntt_levels0t5_avx
|
|
sub $256,%rdi
|
|
add $392,%rsi
|
|
call invntt_level6_avx
|
|
ret
|