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Create CpuTestSimdImm.cs (#608)

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LDj3SNuD 2019-03-01 10:12:09 +01:00 committed by jduncanator
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commit dbc105eafb
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Ryujinx.Tests/Cpu/CpuTestSimdImm.cs Normal file
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#define SimdImm
using NUnit.Framework;
using System.Collections.Generic;
using System.Runtime.Intrinsics;
namespace Ryujinx.Tests.Cpu
{
[Category("SimdImm")]
public sealed class CpuTestSimdImm : CpuTest
{
#if SimdImm
#region "Helper methods"
// abcdefgh -> aaaaaaaabbbbbbbbccccccccddddddddeeeeeeeeffffffffgggggggghhhhhhhh
private static ulong ExpandImm8(byte imm8)
{
ulong imm64 = 0ul;
for (int i = 0, j = 0; i < 8; i++, j += 8)
{
if (((imm8 >> i) & 0b1) != 0)
{
imm64 |= 0b11111111ul << j;
}
}
return imm64;
}
// aaaaaaaabbbbbbbbccccccccddddddddeeeeeeeeffffffffgggggggghhhhhhhh -> abcdefgh
private static byte ShrinkImm64(ulong imm64)
{
byte imm8 = 0;
for (int i = 0, j = 0; i < 8; i++, j += 8)
{
if (((imm64 >> j) & 0b11111111ul) != 0ul) // Note: no format check.
{
imm8 |= (byte)(0b1 << i);
}
}
return imm8;
}
#endregion
#region "ValueSource (Types)"
private static IEnumerable<byte> _8BIT_IMM_()
{
yield return 0x00;
yield return 0x7F;
yield return 0x80;
yield return 0xFF;
for (int cnt = 1; cnt <= RndCntImm8; cnt++)
{
byte imm8 = TestContext.CurrentContext.Random.NextByte();
yield return imm8;
}
}
private static IEnumerable<ulong> _64BIT_IMM_()
{
yield return ExpandImm8(0x00);
yield return ExpandImm8(0x7F);
yield return ExpandImm8(0x80);
yield return ExpandImm8(0xFF);
for (int cnt = 1; cnt <= RndCntImm64; cnt++)
{
byte imm8 = TestContext.CurrentContext.Random.NextByte();
yield return ExpandImm8(imm8);
}
}
#endregion
#region "ValueSource (Opcodes)"
private static uint[] _Movi_V_8bit_()
{
return new uint[]
{
0x0F00E400u // MOVI V0.8B, #0
};
}
private static uint[] _Movi_Mvni_V_16bit_shifted_imm_()
{
return new uint[]
{
0x0F008400u, // MOVI V0.4H, #0
0x2F008400u // MVNI V0.4H, #0
};
}
private static uint[] _Movi_Mvni_V_32bit_shifted_imm_()
{
return new uint[]
{
0x0F000400u, // MOVI V0.2S, #0
0x2F000400u // MVNI V0.2S, #0
};
}
private static uint[] _Movi_Mvni_V_32bit_shifting_ones_()
{
return new uint[]
{
0x0F00C400u, // MOVI V0.2S, #0, MSL #8
0x2F00C400u // MVNI V0.2S, #0, MSL #8
};
}
private static uint[] _Movi_V_64bit_scalar_()
{
return new uint[]
{
0x2F00E400u // MOVI D0, #0
};
}
private static uint[] _Movi_V_64bit_vector_()
{
return new uint[]
{
0x6F00E400u // MOVI V0.2D, #0
};
}
#endregion
private const int RndCntImm8 = 2;
private const int RndCntImm64 = 2;
[Test, Pairwise]
public void Movi_V_8bit([ValueSource("_Movi_V_8bit_")] uint opcodes,
[Values(0u)] uint rd,
[ValueSource("_8BIT_IMM_")] byte imm8,
[Values(0b0u, 0b1u)] uint q) // <8B, 16B>
{
uint abc = (imm8 & 0xE0u) >> 5;
uint defgh = (imm8 & 0x1Fu);
opcodes |= ((rd & 31) << 0);
opcodes |= (abc << 16) | (defgh << 5);
opcodes |= ((q & 1) << 30);
ulong z = TestContext.CurrentContext.Random.NextULong();
Vector128<float> v0 = MakeVectorE1(q == 0u ? z : 0ul);
SingleOpcode(opcodes, v0: v0);
CompareAgainstUnicorn();
}
[Test, Pairwise]
public void Movi_Mvni_V_16bit_shifted_imm([ValueSource("_Movi_Mvni_V_16bit_shifted_imm_")] uint opcodes,
[Values(0u)] uint rd,
[ValueSource("_8BIT_IMM_")] byte imm8,
[Values(0b0u, 0b1u)] uint amount, // <0, 8>
[Values(0b0u, 0b1u)] uint q) // <4H, 8H>
{
uint abc = (imm8 & 0xE0u) >> 5;
uint defgh = (imm8 & 0x1Fu);
opcodes |= ((rd & 31) << 0);
opcodes |= (abc << 16) | (defgh << 5);
opcodes |= ((amount & 1) << 13);
opcodes |= ((q & 1) << 30);
ulong z = TestContext.CurrentContext.Random.NextULong();
Vector128<float> v0 = MakeVectorE1(q == 0u ? z : 0ul);
SingleOpcode(opcodes, v0: v0);
CompareAgainstUnicorn();
}
[Test, Pairwise]
public void Movi_Mvni_V_32bit_shifted_imm([ValueSource("_Movi_Mvni_V_32bit_shifted_imm_")] uint opcodes,
[Values(0u)] uint rd,
[ValueSource("_8BIT_IMM_")] byte imm8,
[Values(0b00u, 0b01u, 0b10u, 0b11u)] uint amount, // <0, 8, 16, 24>
[Values(0b0u, 0b1u)] uint q) // <2S, 4S>
{
uint abc = (imm8 & 0xE0u) >> 5;
uint defgh = (imm8 & 0x1Fu);
opcodes |= ((rd & 31) << 0);
opcodes |= (abc << 16) | (defgh << 5);
opcodes |= ((amount & 3) << 13);
opcodes |= ((q & 1) << 30);
ulong z = TestContext.CurrentContext.Random.NextULong();
Vector128<float> v0 = MakeVectorE1(q == 0u ? z : 0ul);
SingleOpcode(opcodes, v0: v0);
CompareAgainstUnicorn();
}
[Test, Pairwise]
public void Movi_Mvni_V_32bit_shifting_ones([ValueSource("_Movi_Mvni_V_32bit_shifting_ones_")] uint opcodes,
[Values(0u)] uint rd,
[ValueSource("_8BIT_IMM_")] byte imm8,
[Values(0b0u, 0b1u)] uint amount, // <8, 16>
[Values(0b0u, 0b1u)] uint q) // <2S, 4S>
{
uint abc = (imm8 & 0xE0u) >> 5;
uint defgh = (imm8 & 0x1Fu);
opcodes |= ((rd & 31) << 0);
opcodes |= (abc << 16) | (defgh << 5);
opcodes |= ((amount & 1) << 12);
opcodes |= ((q & 1) << 30);
ulong z = TestContext.CurrentContext.Random.NextULong();
Vector128<float> v0 = MakeVectorE1(q == 0u ? z : 0ul);
SingleOpcode(opcodes, v0: v0);
CompareAgainstUnicorn();
}
[Test, Pairwise]
public void Movi_V_64bit_scalar([ValueSource("_Movi_V_64bit_scalar_")] uint opcodes,
[Values(0u)] uint rd,
[ValueSource("_64BIT_IMM_")] ulong imm)
{
byte imm8 = ShrinkImm64(imm);
uint abc = (imm8 & 0xE0u) >> 5;
uint defgh = (imm8 & 0x1Fu);
opcodes |= ((rd & 31) << 0);
opcodes |= (abc << 16) | (defgh << 5);
ulong z = TestContext.CurrentContext.Random.NextULong();
Vector128<float> v0 = MakeVectorE1(z);
SingleOpcode(opcodes, v0: v0);
CompareAgainstUnicorn();
}
[Test, Pairwise]
public void Movi_V_64bit_vector([ValueSource("_Movi_V_64bit_vector_")] uint opcodes,
[Values(0u)] uint rd,
[ValueSource("_64BIT_IMM_")] ulong imm)
{
byte imm8 = ShrinkImm64(imm);
uint abc = (imm8 & 0xE0u) >> 5;
uint defgh = (imm8 & 0x1Fu);
opcodes |= ((rd & 31) << 0);
opcodes |= (abc << 16) | (defgh << 5);
SingleOpcode(opcodes);
CompareAgainstUnicorn();
}
#endif
}
}