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Allow LocalVariable to be assigned more than once (#2288)

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* Allow `LocalVariable` to be assigned more than once

This allows us to write flow controls like loops and if-elses with
LocalVariables participating in phi nodes.

* Add `GetLocalNumber` to operand
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FICTURE7 2021-05-17 03:54:53 +04:00 • committed by GitHub
parent 212e472c9f
commit c805542b29
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6 changed files with 47 additions and 16 deletions
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8
ARMeilleure/IntermediateRepresentation/Operand.cs
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@ -1,5 +1,6 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Runtime.CompilerServices;
namespace ARMeilleure.IntermediateRepresentation
@ -91,6 +92,13 @@ namespace ARMeilleure.IntermediateRepresentation
return new Register((int)Value & 0xffffff, (RegisterType)(Value >> 24));
}
public int GetLocalNumber()
{
Debug.Assert(Kind == OperandKind.LocalVariable);
return (int)Value;
}
public byte AsByte()
{
return (byte)Value;