Ryujinx.Tests: Add unicorn to test framework (#389)

* Ryujinx.Tests: Add unicorn to test framework

* CpuTestSimdArithmetic: Comment out inaccurate results

1 files changed, 68 insertions, 0 deletions

diff --git a/Ryujinx.Tests.Unicorn/Native/Interface.cs b/Ryujinx.Tests.Unicorn/Native/Interface.cs
new file mode 100644
index 00000000..a6563220
--- /dev/null
+++ b/Ryujinx.Tests.Unicorn/Native/Interface.cs
@@ -0,0 +1,68 @@
+using System;
+using System.Runtime.InteropServices;
+using Ryujinx.Tests.Unicorn;
+
+namespace Ryujinx.Tests.Unicorn.Native
+{
+    public class Interface
+    {
+        public static void Checked(UnicornError error)
+        {
+            if (error != UnicornError.UC_ERR_OK)
+            {
+                throw new UnicornException(error);
+            }
+        }
+
+        public static void MarshalArrayOf<T>(IntPtr input, int length, out T[] output)
+        {
+            var size = Marshal.SizeOf(typeof(T));
+            output = new T[length];
+
+            for (int i = 0; i < length; i++)
+            {
+                IntPtr item = new IntPtr(input.ToInt64() + i * size);
+                output[i] = Marshal.PtrToStructure<T>(item);
+            }
+         }
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern uint uc_version(out uint major, out uint minor);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_open(uint arch, uint mode, out IntPtr uc);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_close(IntPtr uc);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern IntPtr uc_strerror(UnicornError err);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_reg_write(IntPtr uc, int regid, byte[] value);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_reg_read(IntPtr uc, int regid, byte[] value);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_mem_write(IntPtr uc, ulong address, byte[] bytes, ulong size);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_mem_read(IntPtr uc, ulong address, byte[] bytes, ulong size);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_emu_start(IntPtr uc, ulong begin, ulong until, ulong timeout, ulong count);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_mem_map(IntPtr uc, ulong address, ulong size, uint perms);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_mem_unmap(IntPtr uc, ulong address, ulong size);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_mem_protect(IntPtr uc, ulong address, ulong size, uint perms);
+
+        [DllImport("unicorn", CallingConvention = CallingConvention.Cdecl)]
+        public static extern UnicornError uc_mem_regions(IntPtr uc, out IntPtr regions, out uint count);
+    }
+}