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using ChocolArm64;
using ChocolArm64.Memory;
using ChocolArm64.State;
using NUnit.Framework;
using System;
using System.Runtime.InteropServices;
using System.Threading;
namespace Ryujinx.Tests.Cpu
{
[TestFixture]
public partial class CpuTest
{
IntPtr Ram;
AMemoryAlloc Allocator;
AMemory Memory;
[SetUp]
public void Setup()
{
Ram = Marshal.AllocHGlobal((IntPtr)AMemoryMgr.RamSize);
Allocator = new AMemoryAlloc();
Memory = new AMemory(Ram, Allocator);
Memory.Manager.MapPhys(0x1000, 0x1000, 2, AMemoryPerm.Read | AMemoryPerm.Write | AMemoryPerm.Execute);
}
[TearDown]
public void Teardown()
{
Marshal.FreeHGlobal(Ram);
}
private void Execute(AThread Thread)
{
AutoResetEvent Wait = new AutoResetEvent(false);
Thread.ThreadState.Break += (sender, e) => Thread.StopExecution();
Thread.WorkFinished += (sender, e) => Wait.Set();
Wait.Reset();
Thread.Execute();
Wait.WaitOne();
}
private AThreadState SingleOpcode(uint Opcode,
ulong X0 = 0, ulong X1 = 0, ulong X2 = 0,
AVec V0 = new AVec(), AVec V1 = new AVec(), AVec V2 = new AVec())
{
Memory.WriteUInt32(0x1000, Opcode);
Memory.WriteUInt32(0x1004, 0xD4200000); // BRK #0
Memory.WriteUInt32(0x1008, 0xD65F03C0); // RET
AThread Thread = new AThread(Memory, ThreadPriority.Normal, 0x1000);
Thread.ThreadState.X0 = X0;
Thread.ThreadState.X1 = X1;
Thread.ThreadState.X2 = X2;
Thread.ThreadState.V0 = V0;
Thread.ThreadState.V1 = V1;
Thread.ThreadState.V2 = V2;
Execute(Thread);
return Thread.ThreadState;
}
[Test]
public void SanityCheck()
{
uint Opcode = 0xD503201F; // NOP
Assert.AreEqual(SingleOpcode(Opcode, X0: 0).X0, 0);
Assert.AreEqual(SingleOpcode(Opcode, X0: 1).X0, 1);
Assert.AreEqual(SingleOpcode(Opcode, X0: 2).X0, 2);
Assert.AreEqual(SingleOpcode(Opcode, X0: 42).X0, 42);
}
}
}
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