From 8b103ed70e74baab2803a46ca1ccf52853eadf68 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Fri, 2 Jun 2023 01:52:09 -0700 Subject: [PATCH] target/arm: Use aesenc_MC MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This implements the AESMC instruction. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- target/arm/tcg/crypto_helper.c | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/target/arm/tcg/crypto_helper.c b/target/arm/tcg/crypto_helper.c index d2cb74e7fc..1952aaac58 100644 --- a/target/arm/tcg/crypto_helper.c +++ b/target/arm/tcg/crypto_helper.c @@ -124,7 +124,20 @@ void HELPER(crypto_aesmc)(void *vd, void *vm, uint32_t desc) intptr_t i, opr_sz = simd_oprsz(desc); for (i = 0; i < opr_sz; i += 16) { - do_crypto_aesmc(vd + i, vm + i, AES_mc_rot); + AESState *ad = (AESState *)(vd + i); + AESState *st = (AESState *)(vm + i); + AESState t; + + /* Our uint64_t are in the wrong order for big-endian. */ + if (HOST_BIG_ENDIAN) { + t.d[0] = st->d[1]; + t.d[1] = st->d[0]; + aesenc_MC(&t, &t, false); + ad->d[0] = t.d[1]; + ad->d[1] = t.d[0]; + } else { + aesenc_MC(ad, st, false); + } } clear_tail(vd, opr_sz, simd_maxsz(desc)); }