aloha

1 files changed, 25 insertions, 0 deletions

diff --git a/Ryujinx/Cpu/Decoder/AOpCodeMemPair.cs b/Ryujinx/Cpu/Decoder/AOpCodeMemPair.cs
new file mode 100644
index 00000000..ec866c84
--- /dev/null
+++ b/Ryujinx/Cpu/Decoder/AOpCodeMemPair.cs
@@ -0,0 +1,25 @@
+using ChocolArm64.Instruction;
+
+namespace ChocolArm64.Decoder
+{
+    class AOpCodeMemPair : AOpCodeMemImm
+    {
+        public int Rt2 { get; private set; }
+
+        public AOpCodeMemPair(AInst Inst, long Position, int OpCode) : base(Inst, Position, OpCode)
+        {
+            Rt2      =  (OpCode >> 10) & 0x1f;
+            WBack    = ((OpCode >> 23) & 0x1) != 0;
+            PostIdx  = ((OpCode >> 23) & 0x3) == 1;
+            Extend64 = ((OpCode >> 30) & 0x3) == 1;
+            Size     = ((OpCode >> 31) & 0x1) | 2;
+
+            DecodeImm(OpCode);
+        }
+
+        protected void DecodeImm(int OpCode)
+        {
+            Imm = ((long)(OpCode >> 15) << 57) >> (57 - Size);
+        }
+    }
+}
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