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Implement VRINT (vector) Arm32 NEON instructions (#3691)

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gdkchan 2022-09-11 12:44:27 -03:00 • committed by GitHub
parent 1529e6cf0d
commit 4d69286a9c
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4 changed files with 144 additions and 2 deletions
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82
Ryujinx.Tests/Cpu/CpuTestSimdCvt32.cs
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@ -13,6 +13,16 @@ namespace Ryujinx.Tests.Cpu
#if SimdCvt32
#region "ValueSource (Opcodes)"
private static uint[] _Vrint_AMNP_V_F32_()
{
return new uint[]
{
0xf3ba0500u, // VRINTA.F32 Q0, Q0
0xf3ba0680u, // VRINTM.F32 Q0, Q0
0xf3ba0400u, // VRINTN.F32 Q0, Q0
0xf3ba0780u // VRINTP.F32 Q0, Q0
};
}
#endregion
#region "ValueSource (Types)"
@ -64,6 +74,47 @@ namespace Ryujinx.Tests.Cpu
}
}
private static IEnumerable<ulong> _2S_F_()
{
yield return 0xFF7FFFFFFF7FFFFFul; // -Max Normal (float.MinValue)
yield return 0x8080000080800000ul; // -Min Normal
yield return 0x807FFFFF807FFFFFul; // -Max Subnormal
yield return 0x8000000180000001ul; // -Min Subnormal (-float.Epsilon)
yield return 0x7F7FFFFF7F7FFFFFul; // +Max Normal (float.MaxValue)
yield return 0x0080000000800000ul; // +Min Normal
yield return 0x007FFFFF007FFFFFul; // +Max Subnormal
yield return 0x0000000100000001ul; // +Min Subnormal (float.Epsilon)
if (!NoZeros)
{
yield return 0x8000000080000000ul; // -Zero
yield return 0x0000000000000000ul; // +Zero
}
if (!NoInfs)
{
yield return 0xFF800000FF800000ul; // -Infinity
yield return 0x7F8000007F800000ul; // +Infinity
}
if (!NoNaNs)
{
yield return 0xFFC00000FFC00000ul; // -QNaN (all zeros payload) (float.NaN)
yield return 0xFFBFFFFFFFBFFFFFul; // -SNaN (all ones payload)
yield return 0x7FC000007FC00000ul; // +QNaN (all zeros payload) (-float.NaN) (DefaultNaN)
yield return 0x7FBFFFFF7FBFFFFFul; // +SNaN (all ones payload)
}
for (int cnt = 1; cnt <= RndCnt; cnt++)
{
ulong rnd1 = GenNormalS();
ulong rnd2 = GenSubnormalS();
yield return (rnd1 << 32) | rnd1;
yield return (rnd2 << 32) | rnd2;
}
}
private static IEnumerable<ulong> _1D_F_()
{
yield return 0xFFEFFFFFFFFFFFFFul; // -Max Normal (double.MinValue)
@ -224,6 +275,35 @@ namespace Ryujinx.Tests.Cpu
CompareAgainstUnicorn();
}
[Test, Pairwise] [Explicit]
public void Vrint_AMNP_V_F32([ValueSource(nameof(_Vrint_AMNP_V_F32_))] uint opcode,
[Values(0u, 1u, 2u, 3u)] uint rd,
[Values(0u, 1u, 2u, 3u)] uint rm,
[ValueSource(nameof(_2S_F_))] ulong d0,
[ValueSource(nameof(_2S_F_))] ulong d1,
[ValueSource(nameof(_2S_F_))] ulong d2,
[ValueSource(nameof(_2S_F_))] ulong d3,
[Values] bool q)
{
if (q)
{
opcode |= 1 << 6;
rd >>= 1; rd <<= 1;
rm >>= 1; rm <<= 1;
}
opcode |= ((rd & 0xf) << 12) | ((rd & 0x10) << 18);
opcode |= ((rm & 0xf) << 0) | ((rm & 0x10) << 1);
V128 v0 = MakeVectorE0E1(d0, d1);
V128 v1 = MakeVectorE0E1(d2, d3);
SingleOpcode(opcode, v0: v0, v1: v1);
CompareAgainstUnicorn();
}
[Test, Pairwise, Description("VRINTX.F<size> <Sd>, <Sm>")]
public void Vrintx_S([Values(0u, 1u)] uint rd,
[Values(0u, 1u)] uint rm,
@ -253,7 +333,7 @@ namespace Ryujinx.Tests.Cpu
}
opcode |= ((size & 3) << 8);
int fpscr = (int)rMode << (int)Fpcr.RMode;
SingleOpcode(opcode, v0: v0, v1: v1, v2: v2, fpscr: fpscr);