41 lines
1.1 KiB
C#
41 lines
1.1 KiB
C#
namespace Ryujinx.Graphics.Gal.Shader
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{
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static class ShaderDecoder
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{
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public static ShaderIrBlock DecodeBasicBlock(int[] Code, int Offset, GalShaderType ShaderType)
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{
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ShaderIrBlock Block = new ShaderIrBlock();
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while (Offset + 2 <= Code.Length)
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{
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uint Word0 = (uint)Code[Offset++];
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uint Word1 = (uint)Code[Offset++];
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long OpCode = Word0 | (long)Word1 << 32;
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ShaderDecodeFunc Decode = ShaderOpCodeTable.GetDecoder(OpCode);
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if (Decode == null)
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{
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continue;
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}
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Decode(Block, OpCode);
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if (Block.GetLastNode() is ShaderIrOp Op && IsFlowChange(Op.Inst))
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{
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break;
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}
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}
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Block.RunOptimizationPasses(ShaderType);
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return Block;
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}
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private static bool IsFlowChange(ShaderIrInst Inst)
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{
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return Inst == ShaderIrInst.Exit;
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}
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}
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} |