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[v2,24/38] target/i386: Use aesenc_SB_SR_MC_AK

Message ID 20230609022401.684157-25-richard.henderson@linaro.org
State Superseded
Headers show
Series crypto: Provide aes-round.h and host accel | expand

Commit Message

Richard Henderson June 9, 2023, 2:23 a.m. UTC 
This implements the AESENC instruction.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/i386/ops_sse.h | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)
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Patch

diff --git a/target/i386/ops_sse.h b/target/i386/ops_sse.h
index 893913ebf8..93a4e0cf16 100644
--- a/target/i386/ops_sse.h
+++ b/target/i386/ops_sse.h
@@ -2188,16 +2188,12 @@  void glue(helper_aesdeclast, SUFFIX)(CPUX86State *env, Reg *d, Reg *v, Reg *s)
 
 void glue(helper_aesenc, SUFFIX)(CPUX86State *env, Reg *d, Reg *v, Reg *s)
 {
-    int i;
-    Reg st = *v;
-    Reg rk = *s;
+    for (int i = 0; i < SHIFT; i++) {
+        AESState *ad = (AESState *)&d->ZMM_X(i);
+        AESState *st = (AESState *)&v->ZMM_X(i);
+        AESState *rk = (AESState *)&s->ZMM_X(i);
 
-    for (i = 0 ; i < 2 << SHIFT ; i++) {
-        int j = i & 3;
-        d->L(i) = rk.L(i) ^ bswap32(AES_Te0[st.B(AES_shifts[4 * j + 0])] ^
-                                    AES_Te1[st.B(AES_shifts[4 * j + 1])] ^
-                                    AES_Te2[st.B(AES_shifts[4 * j + 2])] ^
-                                    AES_Te3[st.B(AES_shifts[4 * j + 3])]);
+        aesenc_SB_SR_MC_AK(ad, st, rk, false);
     }
 }