1 files changed, 99 insertions, 0 deletions
diff --git a/src/ARMeilleure/Instructions/InstEmitSimdCrypto.cs b/src/ARMeilleure/Instructions/InstEmitSimdCrypto.cs
new file mode 100644
index 00000000..db24e029
--- /dev/null
+++ b/src/ARMeilleure/Instructions/InstEmitSimdCrypto.cs
@@ -0,0 +1,99 @@
+using ARMeilleure.Decoders;
+using ARMeilleure.IntermediateRepresentation;
+using ARMeilleure.Translation;
+
+using static ARMeilleure.Instructions.InstEmitHelper;
+
+namespace ARMeilleure.Instructions
+{
+    static partial class InstEmit
+    {
+        public static void Aesd_V(ArmEmitterContext context)
+        {
+            OpCodeSimd op = (OpCodeSimd)context.CurrOp;
+
+            Operand d = GetVec(op.Rd);
+            Operand n = GetVec(op.Rn);
+
+            Operand res;
+
+            if (Optimizations.UseAesni)
+            {
+                res = context.AddIntrinsic(Intrinsic.X86Aesdeclast, context.AddIntrinsic(Intrinsic.X86Xorpd, d, n), context.VectorZero());
+            }
+            else
+            {
+                res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Decrypt)), d, n);
+            }
+
+            context.Copy(d, res);
+        }
+
+        public static void Aese_V(ArmEmitterContext context)
+        {
+            OpCodeSimd op = (OpCodeSimd)context.CurrOp;
+
+            Operand d = GetVec(op.Rd);
+            Operand n = GetVec(op.Rn);
+
+            Operand res;
+
+            if (Optimizations.UseAesni)
+            {
+                res = context.AddIntrinsic(Intrinsic.X86Aesenclast, context.AddIntrinsic(Intrinsic.X86Xorpd, d, n), context.VectorZero());
+            }
+            else
+            {
+                res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.Encrypt)), d, n);
+            }
+
+            context.Copy(d, res);
+        }
+
+        public static void Aesimc_V(ArmEmitterContext context)
+        {
+            OpCodeSimd op = (OpCodeSimd)context.CurrOp;
+
+            Operand n = GetVec(op.Rn);
+
+            Operand res;
+
+            if (Optimizations.UseAesni)
+            {
+                res = context.AddIntrinsic(Intrinsic.X86Aesimc, n);
+            }
+            else
+            {
+                res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.InverseMixColumns)), n);
+            }
+
+            context.Copy(GetVec(op.Rd), res);
+        }
+
+        public static void Aesmc_V(ArmEmitterContext context)
+        {
+            OpCodeSimd op = (OpCodeSimd)context.CurrOp;
+
+            Operand n = GetVec(op.Rn);
+
+            Operand res;
+
+            if (Optimizations.UseAesni)
+            {
+                Operand roundKey = context.VectorZero();
+
+                // Inverse Shift Rows, Inverse Sub Bytes, xor 0 so nothing happens
+                res = context.AddIntrinsic(Intrinsic.X86Aesdeclast, n, roundKey);
+
+                // Shift Rows, Sub Bytes, Mix Columns (!), xor 0 so nothing happens
+                res = context.AddIntrinsic(Intrinsic.X86Aesenc, res, roundKey);
+            }
+            else
+            {
+                res = context.Call(typeof(SoftFallback).GetMethod(nameof(SoftFallback.MixColumns)), n);
+            }
+
+            context.Copy(GetVec(op.Rd), res);
+        }
+    }
+}