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Support ARM architectures again #887

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Merged
merged 1 commit into from
Jun 24, 2019
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Merged

Support ARM architectures again #887

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4 changes: 4 additions & 0 deletions src/runtime/runtime.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -229,6 +229,8 @@ public enum MachineType
{
i386,
x86_64,
armv7l,
armv8,
Other
};

Expand All @@ -247,6 +249,8 @@ public enum MachineType
["amd64"] = MachineType.x86_64,
["x64"] = MachineType.x86_64,
["em64t"] = MachineType.x86_64,
["armv7l"] = MachineType.armv7l,
["armv8"] = MachineType.armv8,
};

/// <summary>
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32 changes: 32 additions & 0 deletions src/runtime/typemanager.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -510,6 +510,10 @@ public static NativeCode Active
return I386;
case Runtime.MachineType.x86_64:
return X86_64;
case Runtime.MachineType.armv7l:
return Armv7l;
case Runtime.MachineType.armv8:
return Armv8;
default:
throw new NotImplementedException($"No support for {Runtime.MachineName}");
}
Expand Down Expand Up @@ -546,6 +550,34 @@ public static NativeCode Active
/// <see cref="NativeCode.X86_64"/>
/// </summary>
public static readonly NativeCode I386 = X86_64;

public static readonly NativeCode Armv7l = new NativeCode()
{
Return0 = 0,
Return1 = 0x08,
Code = new byte[]
{
0xe3, 0xa0, 0x00, 0x00, // mov r0, #0
0xe1, 0x2f, 0xff, 0x1e, // bx lr

0xe3, 0xa0, 0x00, 0x01, // mov r0, #1
0xe1, 0x2f, 0xff, 0x1e, // bx lr
}
};

public static readonly NativeCode Armv8 = new NativeCode()
{
Return0 = 0,
Return1 = 0x08,
Code = new byte[]
{
0x52, 0x80, 0x00, 0x00, // mov w0, #0x0
0xd6, 0x5f, 0x03, 0xc0, // ret

0x52, 0x80, 0x00, 0x20, // mov w0, #0x1
0xd6, 0x5f, 0x03, 0xc0, // ret
}
};
}

/// <summary>
Expand Down