269 lines
9.1 KiB
C#
269 lines
9.1 KiB
C#
#define Alu
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using NUnit.Framework;
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using System.Collections.Generic;
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namespace Ryujinx.Tests.Cpu
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{
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[Category("Alu")]
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public sealed class CpuTestAlu : CpuTest
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{
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#if Alu
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#region "Helper methods"
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private static uint GenLeadingSignsMinus32(int cnt) // 0 <= cnt <= 31
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{
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return ~GenLeadingZeros32(cnt + 1);
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}
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private static ulong GenLeadingSignsMinus64(int cnt) // 0 <= cnt <= 63
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{
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return ~GenLeadingZeros64(cnt + 1);
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}
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private static uint GenLeadingSignsPlus32(int cnt) // 0 <= cnt <= 31
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{
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return GenLeadingZeros32(cnt + 1);
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}
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private static ulong GenLeadingSignsPlus64(int cnt) // 0 <= cnt <= 63
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{
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return GenLeadingZeros64(cnt + 1);
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}
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private static uint GenLeadingZeros32(int cnt) // 0 <= cnt <= 32
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{
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if (cnt == 32) return 0u;
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if (cnt == 31) return 1u;
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uint rnd = TestContext.CurrentContext.Random.NextUInt();
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int mask = int.MinValue;
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return (rnd >> (cnt + 1)) | ((uint)mask >> cnt);
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}
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private static ulong GenLeadingZeros64(int cnt) // 0 <= cnt <= 64
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{
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if (cnt == 64) return 0ul;
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if (cnt == 63) return 1ul;
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ulong rnd = TestContext.CurrentContext.Random.NextULong();
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long mask = long.MinValue;
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return (rnd >> (cnt + 1)) | ((ulong)mask >> cnt);
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}
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#endregion
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#region "ValueSource (Types)"
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private static IEnumerable<ulong> _GenLeadingSignsX_()
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{
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for (int cnt = 0; cnt <= 63; cnt++)
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{
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yield return GenLeadingSignsMinus64(cnt);
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yield return GenLeadingSignsPlus64(cnt);
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}
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}
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private static IEnumerable<uint> _GenLeadingSignsW_()
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{
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for (int cnt = 0; cnt <= 31; cnt++)
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{
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yield return GenLeadingSignsMinus32(cnt);
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yield return GenLeadingSignsPlus32(cnt);
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}
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}
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private static IEnumerable<ulong> _GenLeadingZerosX_()
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{
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for (int cnt = 0; cnt <= 64; cnt++)
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{
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yield return GenLeadingZeros64(cnt);
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}
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}
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private static IEnumerable<uint> _GenLeadingZerosW_()
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{
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for (int cnt = 0; cnt <= 32; cnt++)
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{
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yield return GenLeadingZeros32(cnt);
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}
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}
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#endregion
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private const int RndCnt = 2;
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[Test, Pairwise, Description("CLS <Xd>, <Xn>")]
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public void Cls_64bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[ValueSource("_GenLeadingSignsX_")] [Random(RndCnt)] ulong xn)
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{
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uint opcode = 0xDAC01400; // CLS X0, X0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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ulong x31 = TestContext.CurrentContext.Random.NextULong();
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SingleOpcode(opcode, x1: xn, x31: x31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("CLS <Wd>, <Wn>")]
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public void Cls_32bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[ValueSource("_GenLeadingSignsW_")] [Random(RndCnt)] uint wn)
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{
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uint opcode = 0x5AC01400; // CLS W0, W0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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uint w31 = TestContext.CurrentContext.Random.NextUInt();
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SingleOpcode(opcode, x1: wn, x31: w31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("CLZ <Xd>, <Xn>")]
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public void Clz_64bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[ValueSource("_GenLeadingZerosX_")] [Random(RndCnt)] ulong xn)
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{
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uint opcode = 0xDAC01000; // CLZ X0, X0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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ulong x31 = TestContext.CurrentContext.Random.NextULong();
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SingleOpcode(opcode, x1: xn, x31: x31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("CLZ <Wd>, <Wn>")]
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public void Clz_32bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[ValueSource("_GenLeadingZerosW_")] [Random(RndCnt)] uint wn)
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{
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uint opcode = 0x5AC01000; // CLZ W0, W0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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uint w31 = TestContext.CurrentContext.Random.NextUInt();
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SingleOpcode(opcode, x1: wn, x31: w31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("RBIT <Xd>, <Xn>")]
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public void Rbit_64bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
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0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(RndCnt)] ulong xn)
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{
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uint opcode = 0xDAC00000; // RBIT X0, X0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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ulong x31 = TestContext.CurrentContext.Random.NextULong();
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SingleOpcode(opcode, x1: xn, x31: x31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("RBIT <Wd>, <Wn>")]
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public void Rbit_32bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x00000000u, 0x7FFFFFFFu,
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0x80000000u, 0xFFFFFFFFu)] [Random(RndCnt)] uint wn)
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{
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uint opcode = 0x5AC00000; // RBIT W0, W0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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uint w31 = TestContext.CurrentContext.Random.NextUInt();
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SingleOpcode(opcode, x1: wn, x31: w31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("REV16 <Xd>, <Xn>")]
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public void Rev16_64bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
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0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(RndCnt)] ulong xn)
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{
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uint opcode = 0xDAC00400; // REV16 X0, X0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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ulong x31 = TestContext.CurrentContext.Random.NextULong();
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SingleOpcode(opcode, x1: xn, x31: x31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("REV16 <Wd>, <Wn>")]
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public void Rev16_32bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x00000000u, 0x7FFFFFFFu,
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0x80000000u, 0xFFFFFFFFu)] [Random(RndCnt)] uint wn)
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{
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uint opcode = 0x5AC00400; // REV16 W0, W0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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uint w31 = TestContext.CurrentContext.Random.NextUInt();
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SingleOpcode(opcode, x1: wn, x31: w31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("REV32 <Xd>, <Xn>")]
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public void Rev32_64bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
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0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(RndCnt)] ulong xn)
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{
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uint opcode = 0xDAC00800; // REV32 X0, X0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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ulong x31 = TestContext.CurrentContext.Random.NextULong();
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SingleOpcode(opcode, x1: xn, x31: x31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("REV <Wd>, <Wn>")]
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public void Rev32_32bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x00000000u, 0x7FFFFFFFu,
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0x80000000u, 0xFFFFFFFFu)] [Random(RndCnt)] uint wn)
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{
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uint opcode = 0x5AC00800; // REV W0, W0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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uint w31 = TestContext.CurrentContext.Random.NextUInt();
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SingleOpcode(opcode, x1: wn, x31: w31);
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CompareAgainstUnicorn();
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}
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[Test, Pairwise, Description("REV64 <Xd>, <Xn>")]
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public void Rev64_64bit([Values(0u, 31u)] uint rd,
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[Values(1u, 31u)] uint rn,
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[Values(0x0000000000000000ul, 0x7FFFFFFFFFFFFFFFul,
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0x8000000000000000ul, 0xFFFFFFFFFFFFFFFFul)] [Random(RndCnt)] ulong xn)
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{
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uint opcode = 0xDAC00C00; // REV64 X0, X0
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opcode |= ((rn & 31) << 5) | ((rd & 31) << 0);
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ulong x31 = TestContext.CurrentContext.Random.NextULong();
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SingleOpcode(opcode, x1: xn, x31: x31);
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CompareAgainstUnicorn();
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}
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#endif
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}
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}
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