diff mbox series

[v2,20/38] target/i386: Use aesdec_IMC

Message ID 20230609022401.684157-21-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State Superseded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 AESIMC instruction.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/i386/ops_sse.h | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)
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Patch

diff --git a/target/i386/ops_sse.h b/target/i386/ops_sse.h
index 0a37bde595..893913ebf8 100644
--- a/target/i386/ops_sse.h
+++ b/target/i386/ops_sse.h
@@ -2215,15 +2215,10 @@  void glue(helper_aesenclast, SUFFIX)(CPUX86State *env, Reg *d, Reg *v, Reg *s)
 #if SHIFT == 1
 void glue(helper_aesimc, SUFFIX)(CPUX86State *env, Reg *d, Reg *s)
 {
-    int i;
-    Reg tmp = *s;
+    AESState *ad = (AESState *)&d->ZMM_X(0);
+    AESState *st = (AESState *)&s->ZMM_X(0);
 
-    for (i = 0 ; i < 4 ; i++) {
-        d->L(i) = bswap32(AES_imc[tmp.B(4 * i + 0)][0] ^
-                          AES_imc[tmp.B(4 * i + 1)][1] ^
-                          AES_imc[tmp.B(4 * i + 2)][2] ^
-                          AES_imc[tmp.B(4 * i + 3)][3]);
-    }
+    aesdec_IMC(ad, st, false);
 }
 
 void glue(helper_aeskeygenassist, SUFFIX)(CPUX86State *env, Reg *d, Reg *s,