Shaders: Added bit decodings for the I2I instruction.

src/video_core/engines/shader_bytecode.h

@@ -275,6 +275,9 @@ public:
         I2F_C,
         I2F_R,
         I2F_IMM,
+        I2I_C,
+        I2I_R,
+        I2I_IMM,
         LOP32I,
         MOV_C,
         MOV_R,
@@ -427,6 +430,9 @@ private:
             INST("0100110010111---", Id::I2F_C, Type::Arithmetic, "I2F_C"),
             INST("0101110010111---", Id::I2F_R, Type::Arithmetic, "I2F_R"),
             INST("0011100-10111---", Id::I2F_IMM, Type::Arithmetic, "I2F_IMM"),
+            INST("0100110011100---", Id::I2I_C, Type::Arithmetic, "I2I_C"),
+            INST("0101110011100---", Id::I2I_R, Type::Arithmetic, "I2I_R"),
+            INST("01110001-1000---", Id::I2I_IMM, Type::Arithmetic, "I2I_IMM"),
             INST("000001----------", Id::LOP32I, Type::Arithmetic, "LOP32I"),
             INST("0100110010011---", Id::MOV_C, Type::Arithmetic, "MOV_C"),
             INST("0101110010011---", Id::MOV_R, Type::Arithmetic, "MOV_R"),