Add BIT instruction

2 files changed, 16 insertions, 0 deletions

diff --git a/ChocolArm64/AOpCodeTable.cs b/ChocolArm64/AOpCodeTable.cs
index c2929d9b..0d3fa296 100644
--- a/ChocolArm64/AOpCodeTable.cs
+++ b/ChocolArm64/AOpCodeTable.cs
@@ -141,6 +141,7 @@ namespace ChocolArm64
             Set("0x001110011xxxxx000111xxxxxxxxxx", AInstEmit.Bic_V,         typeof(AOpCodeSimdReg));
             Set("0x10111100000xxx<<x101xxxxxxxxxx", AInstEmit.Bic_Vi,        typeof(AOpCodeSimdImm));
             Set("0x101110111xxxxx000111xxxxxxxxxx", AInstEmit.Bif_V,         typeof(AOpCodeSimdReg));
+            Set("0x101110101xxxxx000111xxxxxxxxxx", AInstEmit.Bit_V,         typeof(AOpCodeSimdReg));
             Set("0x101110011xxxxx000111xxxxxxxxxx", AInstEmit.Bsl_V,         typeof(AOpCodeSimdReg));
             Set("0>101110<<1xxxxx100011xxxxxxxxxx", AInstEmit.Cmeq_V,        typeof(AOpCodeSimdReg));
             Set("0>001110<<100000100110xxxxxxxxxx", AInstEmit.Cmeq_V,        typeof(AOpCodeSimd));
diff --git a/ChocolArm64/Instruction/AInstEmitSimdLogical.cs b/ChocolArm64/Instruction/AInstEmitSimdLogical.cs
index 8fd8ea4d..967c3d30 100644
--- a/ChocolArm64/Instruction/AInstEmitSimdLogical.cs
+++ b/ChocolArm64/Instruction/AInstEmitSimdLogical.cs
@@ -34,6 +34,16 @@ namespace ChocolArm64.Instruction
 
         public static void Bif_V(AILEmitterCtx Context)
         {
+            EmitBitBif(Context, true);
+        }
+
+        public static void Bit_V(AILEmitterCtx Context)
+        {
+            EmitBitBif(Context, false);
+        }
+
+        public static void EmitBitBif(AILEmitterCtx Context, bool NotRm)
+        {
             AOpCodeSimdReg Op = (AOpCodeSimdReg)Context.CurrOp;
 
             int Bytes = Context.CurrOp.GetBitsCount() >> 3;
@@ -47,6 +57,11 @@ namespace ChocolArm64.Instruction
 
                 EmitVectorExtractZx(Context, Op.Rm, Index, Op.Size);
 
+                if (NotRm)
+                {
+                    Context.Emit(OpCodes.Not);
+                }
+
                 Context.Emit(OpCodes.And);
 
                 EmitVectorExtractZx(Context, Op.Rd, Index, Op.Size);