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* Make all structs readonly when applicable. It should reduce amount of needless defensive copies * Make structs with trivial boilerplate equality code record structs * Remove unnecessary readonly modifiers from TextureCreateInfo * Make BitMap structs readonly too
168 lines
4.5 KiB
C#
168 lines
4.5 KiB
C#
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace Ryujinx.Graphics.Shader.Decoders
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{
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class PushOpInfo
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{
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public InstOp Op { get; }
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public Dictionary<Block, Operand> Consumers;
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public PushOpInfo(InstOp op)
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{
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Op = op;
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Consumers = new Dictionary<Block, Operand>();
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}
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}
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readonly struct SyncTarget
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{
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public PushOpInfo PushOpInfo { get; }
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public int PushOpId { get; }
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public SyncTarget(PushOpInfo pushOpInfo, int pushOpId)
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{
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PushOpInfo = pushOpInfo;
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PushOpId = pushOpId;
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}
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}
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class Block
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{
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public ulong Address { get; set; }
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public ulong EndAddress { get; set; }
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public List<Block> Predecessors { get; }
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public List<Block> Successors { get; }
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public List<InstOp> OpCodes { get; }
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public List<PushOpInfo> PushOpCodes { get; }
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public Dictionary<ulong, SyncTarget> SyncTargets { get; }
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public Block(ulong address)
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{
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Address = address;
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Predecessors = new List<Block>();
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Successors = new List<Block>();
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OpCodes = new List<InstOp>();
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PushOpCodes = new List<PushOpInfo>();
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SyncTargets = new Dictionary<ulong, SyncTarget>();
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}
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public void Split(Block rightBlock)
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{
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int splitIndex = BinarySearch(OpCodes, rightBlock.Address);
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if (OpCodes[splitIndex].Address < rightBlock.Address)
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{
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splitIndex++;
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}
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int splitCount = OpCodes.Count - splitIndex;
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if (splitCount <= 0)
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{
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throw new ArgumentException("Can't split at right block address.");
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}
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rightBlock.EndAddress = EndAddress;
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rightBlock.Successors.AddRange(Successors);
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rightBlock.Predecessors.Add(this);
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EndAddress = rightBlock.Address;
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Successors.Clear();
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Successors.Add(rightBlock);
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// Move ops.
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rightBlock.OpCodes.AddRange(OpCodes.GetRange(splitIndex, splitCount));
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OpCodes.RemoveRange(splitIndex, splitCount);
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// Update push consumers that points to this block.
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foreach (SyncTarget syncTarget in SyncTargets.Values)
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{
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PushOpInfo pushOpInfo = syncTarget.PushOpInfo;
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Operand local = pushOpInfo.Consumers[this];
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pushOpInfo.Consumers.Remove(this);
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pushOpInfo.Consumers.Add(rightBlock, local);
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}
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foreach ((ulong key, SyncTarget value) in SyncTargets)
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{
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rightBlock.SyncTargets.Add(key, value);
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}
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SyncTargets.Clear();
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// Move push ops.
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for (int i = 0; i < PushOpCodes.Count; i++)
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{
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if (PushOpCodes[i].Op.Address >= rightBlock.Address)
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{
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int count = PushOpCodes.Count - i;
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rightBlock.PushOpCodes.AddRange(PushOpCodes.Skip(i));
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PushOpCodes.RemoveRange(i, count);
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break;
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}
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}
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}
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private static int BinarySearch(List<InstOp> opCodes, ulong address)
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{
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int left = 0;
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int middle = 0;
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int right = opCodes.Count - 1;
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while (left <= right)
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{
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int size = right - left;
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middle = left + (size >> 1);
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InstOp opCode = opCodes[middle];
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if (address == opCode.Address)
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{
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break;
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}
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if (address < opCode.Address)
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{
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right = middle - 1;
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}
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else
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{
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left = middle + 1;
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}
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}
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return middle;
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}
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public InstOp GetLastOp()
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{
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if (OpCodes.Count != 0)
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{
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return OpCodes[OpCodes.Count - 1];
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}
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return default;
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}
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public bool HasNext()
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{
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InstOp lastOp = GetLastOp();
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return OpCodes.Count != 0 && !Decoder.IsUnconditionalBranch(ref lastOp);
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}
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public void AddPushOp(InstOp op)
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{
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PushOpCodes.Add(new PushOpInfo(op));
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}
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}
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} |