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