Skip to content

Add aarch32 AES support #148

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
hyc wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Add aarch32 AES support #148

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
29 changes: 29 additions & 0 deletions src/intrin_portable.h
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -529,6 +529,35 @@ typedef union {
rx_vec_i128 i;
} rx_vec_f128;

#if defined(__arm__) && defined(__ARM_FEATURE_CRYPTO)
#include <arm_neon.h>

FORCE_INLINE rx_vec_i128 rx_aesenc_vec_i128(rx_vec_i128 a, rx_vec_i128 key) {
const uint8x16_t zero = { 0 };
rx_vec_i128 ret;
uint8x16_t aa, kk;
aa = vld1q_u8(a.u8);
kk = vld1q_u8(key.u8);
aa = vaesmcq_u8(vaeseq_u8(aa, zero)) ^ kk;
vst1q_u8(ret.u8, aa);
return ret;
}

FORCE_INLINE rx_vec_i128 rx_aesdec_vec_i128(rx_vec_i128 a, rx_vec_i128 key) {
const uint8x16_t zero = { 0 };
rx_vec_i128 ret;
uint8x16_t aa, kk;
aa = vld1q_u8(a.u8);
kk = vld1q_u8(key.u8);
aa = vaesimcq_u8(vaesdq_u8(aa, zero)) ^ kk;
vst1q_u8(ret.u8, aa);
return ret;
}

#define HAVE_AES 1

#endif

#define rx_aligned_alloc(a, b) malloc(a)
#define rx_aligned_free(a) free(a)
#define rx_prefetch_nta(x)
Expand Down