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TSR Berry 2023-04-08 01:22:00 +02:00 • committed by Mary
parent cd124bda58
commit cee7121058
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src/Ryujinx.Tests/Cpu/Arm64CodeGenCommonTests.cs Normal file
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using ARMeilleure.CodeGen.Arm64;
using NUnit.Framework;
namespace Ryujinx.Tests.Cpu
{
public class Arm64CodeGenCommonTests
{
public struct TestCase
{
public ulong Value;
public bool Valid;
public int ImmN;
public int ImmS;
public int ImmR;
}
public static readonly TestCase[] TestCases =
{
new() { Value = 0, Valid = false, ImmN = 0, ImmS = 0, ImmR = 0 },
new() { Value = 0x970977f35f848714, Valid = false, ImmN = 0, ImmS = 0, ImmR = 0 },
new() { Value = 0xffffffffffffffff, Valid = false, ImmN = 0, ImmS = 0, ImmR = 0 },
new() { Value = 0x5555555555555555, Valid = true, ImmN = 0, ImmS = 0x3c, ImmR = 0 },
new() { Value = 0xaaaaaaaaaaaaaaaa, Valid = true, ImmN = 0, ImmS = 0x3c, ImmR = 1 },
new() { Value = 0x6666666666666666, Valid = true, ImmN = 0, ImmS = 0x39, ImmR = 3 },
new() { Value = 0x1c1c1c1c1c1c1c1c, Valid = true, ImmN = 0, ImmS = 0x32, ImmR = 6 },
new() { Value = 0x0f0f0f0f0f0f0f0f, Valid = true, ImmN = 0, ImmS = 0x33, ImmR = 0 },
new() { Value = 0xf1f1f1f1f1f1f1f1, Valid = true, ImmN = 0, ImmS = 0x34, ImmR = 4 },
new() { Value = 0xe7e7e7e7e7e7e7e7, Valid = true, ImmN = 0, ImmS = 0x35, ImmR = 3 },
new() { Value = 0xc001c001c001c001, Valid = true, ImmN = 0, ImmS = 0x22, ImmR = 2 },
new() { Value = 0x0000038000000380, Valid = true, ImmN = 0, ImmS = 0x02, ImmR = 25 },
new() { Value = 0xffff8fffffff8fff, Valid = true, ImmN = 0, ImmS = 0x1c, ImmR = 17 },
new() { Value = 0x000000000ffff800, Valid = true, ImmN = 1, ImmS = 0x10, ImmR = 53 },
};
[Test]
public void BitImmTests([ValueSource(nameof(TestCases))] TestCase test)
{
bool valid = CodeGenCommon.TryEncodeBitMask(test.Value, out int immN, out int immS, out int immR);
Assert.That(valid, Is.EqualTo(test.Valid));
Assert.That(immN, Is.EqualTo(test.ImmN));
Assert.That(immS, Is.EqualTo(test.ImmS));
Assert.That(immR, Is.EqualTo(test.ImmR));
}
}
}