Ryujinx/Ryujinx.Tests/Cpu/CpuTestAlu.cs

//#define Alu

using ChocolArm64.State;

using NUnit.Framework;

namespace Ryujinx.Tests.Cpu
{
    using Tester;
    using Tester.Types;

    [Category("Alu"), Ignore("Tested: second half of 2018.")]
    public sealed class CpuTestAlu : CpuTest
    {
#if Alu
        [SetUp]
        public void SetupTester()
        {
            AArch64.TakeReset(false);
        }

        [Test, Description("CLS <Xd>, <Xn>")]
        public void Cls_64bit([Values(0u, 31u)] uint Rd,
                              [Values(1u, 31u)] uint Rn,
                              [Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
                                      0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(256)] ulong Xn)
        {
            uint Opcode = 0xDAC01400; // CLS X0, X0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            ulong _X31 = TestContext.CurrentContext.Random.NextULong();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Xn, X31: _X31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Xn));
                Base.Cls(Op[31], Op[9, 5], Op[4, 0]);
                ulong Xd = AArch64.X(64, (int)Rd).ToUInt64();

                Assert.That((ulong)ThreadState.X0, Is.EqualTo(Xd));
            }
            else
            {
                Assert.That((ulong)ThreadState.X31, Is.EqualTo(_X31));
            }
        }

        [Test, Description("CLS <Wd>, <Wn>")]
        public void Cls_32bit([Values(0u, 31u)] uint Rd,
                              [Values(1u, 31u)] uint Rn,
                              [Values(0x00000000u, 0x7FFFFFFFu,
                                      0x80000000u, 0xFFFFFFFFu)] [Random(256)] uint Wn)
        {
            uint Opcode = 0x5AC01400; // CLS W0, W0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            uint _W31 = TestContext.CurrentContext.Random.NextUInt();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Wn, X31: _W31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Wn));
                Base.Cls(Op[31], Op[9, 5], Op[4, 0]);
                uint Wd = AArch64.X(32, (int)Rd).ToUInt32();

                Assert.That((uint)ThreadState.X0, Is.EqualTo(Wd));
            }
            else
            {
                Assert.That((uint)ThreadState.X31, Is.EqualTo(_W31));
            }
        }

        [Test, Description("CLZ <Xd>, <Xn>")]
        public void Clz_64bit([Values(0u, 31u)] uint Rd,
                              [Values(1u, 31u)] uint Rn,
                              [Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
                                      0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(256)] ulong Xn)
        {
            uint Opcode = 0xDAC01000; // CLZ X0, X0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            ulong _X31 = TestContext.CurrentContext.Random.NextULong();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Xn, X31: _X31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Xn));
                Base.Clz(Op[31], Op[9, 5], Op[4, 0]);
                ulong Xd = AArch64.X(64, (int)Rd).ToUInt64();

                Assert.That((ulong)ThreadState.X0, Is.EqualTo(Xd));
            }
            else
            {
                Assert.That((ulong)ThreadState.X31, Is.EqualTo(_X31));
            }
        }

        [Test, Description("CLZ <Wd>, <Wn>")]
        public void Clz_32bit([Values(0u, 31u)] uint Rd,
                              [Values(1u, 31u)] uint Rn,
                              [Values(0x00000000u, 0x7FFFFFFFu,
                                      0x80000000u, 0xFFFFFFFFu)] [Random(256)] uint Wn)
        {
            uint Opcode = 0x5AC01000; // CLZ W0, W0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            uint _W31 = TestContext.CurrentContext.Random.NextUInt();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Wn, X31: _W31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Wn));
                Base.Clz(Op[31], Op[9, 5], Op[4, 0]);
                uint Wd = AArch64.X(32, (int)Rd).ToUInt32();

                Assert.That((uint)ThreadState.X0, Is.EqualTo(Wd));
            }
            else
            {
                Assert.That((uint)ThreadState.X31, Is.EqualTo(_W31));
            }
        }

        [Test, Description("RBIT <Xd>, <Xn>")]
        public void Rbit_64bit([Values(0u, 31u)] uint Rd,
                               [Values(1u, 31u)] uint Rn,
                               [Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
                                       0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(256)] ulong Xn)
        {
            uint Opcode = 0xDAC00000; // RBIT X0, X0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            ulong _X31 = TestContext.CurrentContext.Random.NextULong();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Xn, X31: _X31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Xn));
                Base.Rbit(Op[31], Op[9, 5], Op[4, 0]);
                ulong Xd = AArch64.X(64, (int)Rd).ToUInt64();

                Assert.That((ulong)ThreadState.X0, Is.EqualTo(Xd));
            }
            else
            {
                Assert.That((ulong)ThreadState.X31, Is.EqualTo(_X31));
            }
        }

        [Test, Description("RBIT <Wd>, <Wn>")]
        public void Rbit_32bit([Values(0u, 31u)] uint Rd,
                               [Values(1u, 31u)] uint Rn,
                               [Values(0x00000000u, 0x7FFFFFFFu,
                                       0x80000000u, 0xFFFFFFFFu)] [Random(256)] uint Wn)
        {
            uint Opcode = 0x5AC00000; // RBIT W0, W0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            uint _W31 = TestContext.CurrentContext.Random.NextUInt();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Wn, X31: _W31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Wn));
                Base.Rbit(Op[31], Op[9, 5], Op[4, 0]);
                uint Wd = AArch64.X(32, (int)Rd).ToUInt32();

                Assert.That((uint)ThreadState.X0, Is.EqualTo(Wd));
            }
            else
            {
                Assert.That((uint)ThreadState.X31, Is.EqualTo(_W31));
            }
        }

        [Test, Description("REV16 <Xd>, <Xn>")]
        public void Rev16_64bit([Values(0u, 31u)] uint Rd,
                                [Values(1u, 31u)] uint Rn,
                                [Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
                                        0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(256)] ulong Xn)
        {
            uint Opcode = 0xDAC00400; // REV16 X0, X0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            ulong _X31 = TestContext.CurrentContext.Random.NextULong();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Xn, X31: _X31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Xn));
                Base.Rev16(Op[31], Op[9, 5], Op[4, 0]);
                ulong Xd = AArch64.X(64, (int)Rd).ToUInt64();

                Assert.That((ulong)ThreadState.X0, Is.EqualTo(Xd));
            }
            else
            {
                Assert.That((ulong)ThreadState.X31, Is.EqualTo(_X31));
            }
        }

        [Test, Description("REV16 <Wd>, <Wn>")]
        public void Rev16_32bit([Values(0u, 31u)] uint Rd,
                                [Values(1u, 31u)] uint Rn,
                                [Values(0x00000000u, 0x7FFFFFFFu,
                                        0x80000000u, 0xFFFFFFFFu)] [Random(256)] uint Wn)
        {
            uint Opcode = 0x5AC00400; // REV16 W0, W0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            uint _W31 = TestContext.CurrentContext.Random.NextUInt();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Wn, X31: _W31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Wn));
                Base.Rev16(Op[31], Op[9, 5], Op[4, 0]);
                uint Wd = AArch64.X(32, (int)Rd).ToUInt32();

                Assert.That((uint)ThreadState.X0, Is.EqualTo(Wd));
            }
            else
            {
                Assert.That((uint)ThreadState.X31, Is.EqualTo(_W31));
            }
        }

        [Test, Description("REV32 <Xd>, <Xn>")]
        public void Rev32_64bit([Values(0u, 31u)] uint Rd,
                                [Values(1u, 31u)] uint Rn,
                                [Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
                                        0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(256)] ulong Xn)
        {
            uint Opcode = 0xDAC00800; // REV32 X0, X0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            ulong _X31 = TestContext.CurrentContext.Random.NextULong();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Xn, X31: _X31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Xn));
                Base.Rev32(Op[31], Op[9, 5], Op[4, 0]);
                ulong Xd = AArch64.X(64, (int)Rd).ToUInt64();

                Assert.That((ulong)ThreadState.X0, Is.EqualTo(Xd));
            }
            else
            {
                Assert.That((ulong)ThreadState.X31, Is.EqualTo(_X31));
            }
        }

        [Test, Description("REV <Wd>, <Wn>")]
        public void Rev32_32bit([Values(0u, 31u)] uint Rd,
                                [Values(1u, 31u)] uint Rn,
                                [Values(0x00000000u, 0x7FFFFFFFu,
                                        0x80000000u, 0xFFFFFFFFu)] [Random(256)] uint Wn)
        {
            uint Opcode = 0x5AC00800; // REV W0, W0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            uint _W31 = TestContext.CurrentContext.Random.NextUInt();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Wn, X31: _W31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Wn));
                Base.Rev32(Op[31], Op[9, 5], Op[4, 0]);
                uint Wd = AArch64.X(32, (int)Rd).ToUInt32();

                Assert.That((uint)ThreadState.X0, Is.EqualTo(Wd));
            }
            else
            {
                Assert.That((uint)ThreadState.X31, Is.EqualTo(_W31));
            }
        }

        [Test, Description("REV64 <Xd>, <Xn>")]
        public void Rev64_64bit([Values(0u, 31u)] uint Rd,
                                [Values(1u, 31u)] uint Rn,
                                [Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
                                        0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(256)] ulong Xn)
        {
            uint Opcode = 0xDAC00C00; // REV64 X0, X0
            Opcode |= ((Rn & 31) << 5) | ((Rd & 31) << 0);

            ulong _X31 = TestContext.CurrentContext.Random.NextULong();
            AThreadState ThreadState = SingleOpcode(Opcode, X1: Xn, X31: _X31);

            if (Rd != 31)
            {
                Bits Op = new Bits(Opcode);

                AArch64.X((int)Rn, new Bits(Xn));
                Base.Rev64(Op[9, 5], Op[4, 0]);
                ulong Xd = AArch64.X(64, (int)Rd).ToUInt64();

                Assert.That((ulong)ThreadState.X0, Is.EqualTo(Xd));
            }
            else
            {
                Assert.That((ulong)ThreadState.X31, Is.EqualTo(_X31));
            }
        }
#endif
    }
}