ryujinx/Ryujinx.Graphics.Shader/StructuredIr/AstOperation.cs
gdkchan 49f970d5bd
Implement CAL and RET shader instructions (#1618)
* Add support for CAL and RET shader instructions

* Remove unused stuff

* Fix a bug that could cause the wrong values to be passed to a function

* Avoid repopulating function id dictionary every time

* PR feedback

* Fix vertex shader A/B merge
2020-10-25 17:00:44 -03:00

60 lines
1.5 KiB
C#

using Ryujinx.Graphics.Shader.IntermediateRepresentation;
using static Ryujinx.Graphics.Shader.StructuredIr.AstHelper;
namespace Ryujinx.Graphics.Shader.StructuredIr
{
class AstOperation : AstNode
{
public Instruction Inst { get; }
public int Index { get; }
private IAstNode[] _sources;
public int SourcesCount => _sources.Length;
public AstOperation(Instruction inst, IAstNode[] sources, int sourcesCount)
{
Inst = inst;
_sources = sources;
for (int index = 0; index < sources.Length; index++)
{
if (index < sourcesCount)
{
AddUse(sources[index], this);
}
else
{
AddDef(sources[index], this);
}
}
Index = 0;
}
public AstOperation(Instruction inst, int index, IAstNode[] sources, int sourcesCount) : this(inst, sources, sourcesCount)
{
Index = index;
}
public AstOperation(Instruction inst, params IAstNode[] sources) : this(inst, sources, sources.Length)
{
}
public IAstNode GetSource(int index)
{
return _sources[index];
}
public void SetSource(int index, IAstNode source)
{
RemoveUse(_sources[index], this);
AddUse(source, this);
_sources[index] = source;
}
}
}