mirror of
https://github.com/Ryujinx/Ryujinx.git
synced 2024-12-19 13:12:01 +00:00
f0824fde9f
* Add host CPU memory barriers for DMB/DSB and ordered load/store * PPTC version bump * Revert to old barrier order
680 lines
20 KiB
C#
680 lines
20 KiB
C#
using ARMeilleure.Diagnostics;
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using ARMeilleure.IntermediateRepresentation;
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using ARMeilleure.State;
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using System;
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using System.Collections.Generic;
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using System.Reflection;
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using static ARMeilleure.IntermediateRepresentation.Operand.Factory;
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namespace ARMeilleure.Translation
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{
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class EmitterContext
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{
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private int _localsCount;
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private readonly Dictionary<Operand, BasicBlock> _irLabels;
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private readonly IntrusiveList<BasicBlock> _irBlocks;
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private BasicBlock _irBlock;
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private BasicBlock _ifBlock;
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private bool _needsNewBlock;
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private BasicBlockFrequency _nextBlockFreq;
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public EmitterContext()
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{
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_localsCount = 0;
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_irLabels = new Dictionary<Operand, BasicBlock>();
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_irBlocks = new IntrusiveList<BasicBlock>();
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_needsNewBlock = true;
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_nextBlockFreq = BasicBlockFrequency.Default;
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}
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public Operand AllocateLocal(OperandType type)
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{
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Operand local = Local(type);
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local.NumberLocal(++_localsCount);
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return local;
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}
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public Operand Add(Operand op1, Operand op2)
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{
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return Add(Instruction.Add, Local(op1.Type), op1, op2);
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}
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public Operand BitwiseAnd(Operand op1, Operand op2)
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{
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return Add(Instruction.BitwiseAnd, Local(op1.Type), op1, op2);
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}
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public Operand BitwiseExclusiveOr(Operand op1, Operand op2)
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{
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return Add(Instruction.BitwiseExclusiveOr, Local(op1.Type), op1, op2);
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}
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public Operand BitwiseNot(Operand op1)
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{
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return Add(Instruction.BitwiseNot, Local(op1.Type), op1);
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}
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public Operand BitwiseOr(Operand op1, Operand op2)
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{
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return Add(Instruction.BitwiseOr, Local(op1.Type), op1, op2);
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}
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public void Branch(Operand label)
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{
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NewNextBlockIfNeeded();
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BranchToLabel(label, uncond: true, BasicBlockFrequency.Default);
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}
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public void BranchIf(Operand label, Operand op1, Operand op2, Comparison comp, BasicBlockFrequency falseFreq = default)
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{
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Add(Instruction.BranchIf, default, op1, op2, Const((int)comp));
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BranchToLabel(label, uncond: false, falseFreq);
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}
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public void BranchIfFalse(Operand label, Operand op1, BasicBlockFrequency falseFreq = default)
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{
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BranchIf(label, op1, Const(op1.Type, 0), Comparison.Equal, falseFreq);
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}
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public void BranchIfTrue(Operand label, Operand op1, BasicBlockFrequency falseFreq = default)
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{
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BranchIf(label, op1, Const(op1.Type, 0), Comparison.NotEqual, falseFreq);
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}
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public Operand ByteSwap(Operand op1)
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{
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return Add(Instruction.ByteSwap, Local(op1.Type), op1);
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}
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public virtual Operand Call(MethodInfo info, params Operand[] callArgs)
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{
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IntPtr funcPtr = Delegates.GetDelegateFuncPtr(info);
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OperandType returnType = GetOperandType(info.ReturnType);
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Symbols.Add((ulong)funcPtr.ToInt64(), info.Name);
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return Call(Const(funcPtr.ToInt64()), returnType, callArgs);
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}
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protected static OperandType GetOperandType(Type type)
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{
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if (type == typeof(bool) || type == typeof(byte) ||
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type == typeof(char) || type == typeof(short) ||
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type == typeof(int) || type == typeof(sbyte) ||
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type == typeof(ushort) || type == typeof(uint))
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{
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return OperandType.I32;
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}
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else if (type == typeof(long) || type == typeof(ulong))
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{
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return OperandType.I64;
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}
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else if (type == typeof(double))
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{
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return OperandType.FP64;
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}
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else if (type == typeof(float))
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{
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return OperandType.FP32;
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}
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else if (type == typeof(V128))
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{
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return OperandType.V128;
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}
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else if (type == typeof(void))
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{
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return OperandType.None;
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}
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else
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{
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throw new ArgumentException($"Invalid type \"{type.Name}\".");
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}
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}
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public Operand Call(Operand address, OperandType returnType, params Operand[] callArgs)
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{
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Operand[] args = new Operand[callArgs.Length + 1];
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args[0] = address;
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Array.Copy(callArgs, 0, args, 1, callArgs.Length);
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if (returnType != OperandType.None)
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{
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return Add(Instruction.Call, Local(returnType), args);
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}
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else
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{
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return Add(Instruction.Call, default, args);
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}
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}
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public void Tailcall(Operand address, params Operand[] callArgs)
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{
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Operand[] args = new Operand[callArgs.Length + 1];
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args[0] = address;
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Array.Copy(callArgs, 0, args, 1, callArgs.Length);
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Add(Instruction.Tailcall, default, args);
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_needsNewBlock = true;
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}
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public Operand CompareAndSwap(Operand address, Operand expected, Operand desired)
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{
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return Add(Instruction.CompareAndSwap, Local(desired.Type), address, expected, desired);
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}
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public Operand CompareAndSwap16(Operand address, Operand expected, Operand desired)
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{
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return Add(Instruction.CompareAndSwap16, Local(OperandType.I32), address, expected, desired);
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}
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public Operand CompareAndSwap8(Operand address, Operand expected, Operand desired)
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{
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return Add(Instruction.CompareAndSwap8, Local(OperandType.I32), address, expected, desired);
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}
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public Operand ConditionalSelect(Operand op1, Operand op2, Operand op3)
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{
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return Add(Instruction.ConditionalSelect, Local(op2.Type), op1, op2, op3);
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}
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public Operand ConvertI64ToI32(Operand op1)
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{
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if (op1.Type != OperandType.I64)
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{
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throw new ArgumentException($"Invalid operand type \"{op1.Type}\".");
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}
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return Add(Instruction.ConvertI64ToI32, Local(OperandType.I32), op1);
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}
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public Operand ConvertToFP(OperandType type, Operand op1)
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{
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return Add(Instruction.ConvertToFP, Local(type), op1);
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}
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public Operand ConvertToFPUI(OperandType type, Operand op1)
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{
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return Add(Instruction.ConvertToFPUI, Local(type), op1);
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}
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public Operand Copy(Operand op1)
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{
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return Add(Instruction.Copy, Local(op1.Type), op1);
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}
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public Operand Copy(Operand dest, Operand op1)
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{
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if (dest.Kind != OperandKind.Register &&
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(dest.Kind != OperandKind.LocalVariable || dest.GetLocalNumber() == 0))
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{
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throw new ArgumentException($"Destination operand must be a Register or a numbered LocalVariable.");
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}
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return Add(Instruction.Copy, dest, op1);
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}
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public Operand CountLeadingZeros(Operand op1)
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{
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return Add(Instruction.CountLeadingZeros, Local(op1.Type), op1);
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}
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public Operand Divide(Operand op1, Operand op2)
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{
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return Add(Instruction.Divide, Local(op1.Type), op1, op2);
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}
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public Operand DivideUI(Operand op1, Operand op2)
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{
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return Add(Instruction.DivideUI, Local(op1.Type), op1, op2);
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}
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public Operand ICompare(Operand op1, Operand op2, Comparison comp)
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{
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return Add(Instruction.Compare, Local(OperandType.I32), op1, op2, Const((int)comp));
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}
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public Operand ICompareEqual(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.Equal);
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}
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public Operand ICompareGreater(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.Greater);
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}
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public Operand ICompareGreaterOrEqual(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.GreaterOrEqual);
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}
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public Operand ICompareGreaterOrEqualUI(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.GreaterOrEqualUI);
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}
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public Operand ICompareGreaterUI(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.GreaterUI);
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}
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public Operand ICompareLess(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.Less);
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}
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public Operand ICompareLessOrEqual(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.LessOrEqual);
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}
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public Operand ICompareLessOrEqualUI(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.LessOrEqualUI);
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}
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public Operand ICompareLessUI(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.LessUI);
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}
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public Operand ICompareNotEqual(Operand op1, Operand op2)
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{
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return ICompare(op1, op2, Comparison.NotEqual);
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}
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public Operand Load(OperandType type, Operand address)
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{
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return Add(Instruction.Load, Local(type), address);
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}
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public Operand Load16(Operand address)
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{
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return Add(Instruction.Load16, Local(OperandType.I32), address);
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}
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public Operand Load8(Operand address)
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{
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return Add(Instruction.Load8, Local(OperandType.I32), address);
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}
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public Operand LoadArgument(OperandType type, int index)
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{
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return Add(Instruction.LoadArgument, Local(type), Const(index));
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}
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public void LoadFromContext()
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{
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_needsNewBlock = true;
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Add(Instruction.LoadFromContext);
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}
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public void MemoryBarrier()
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{
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Add(Instruction.MemoryBarrier);
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}
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public Operand Multiply(Operand op1, Operand op2)
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{
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return Add(Instruction.Multiply, Local(op1.Type), op1, op2);
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}
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public Operand Multiply64HighSI(Operand op1, Operand op2)
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{
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return Add(Instruction.Multiply64HighSI, Local(OperandType.I64), op1, op2);
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}
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public Operand Multiply64HighUI(Operand op1, Operand op2)
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{
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return Add(Instruction.Multiply64HighUI, Local(OperandType.I64), op1, op2);
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}
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public Operand Negate(Operand op1)
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{
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return Add(Instruction.Negate, Local(op1.Type), op1);
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}
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public void Return()
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{
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Add(Instruction.Return);
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_needsNewBlock = true;
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}
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public void Return(Operand op1)
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{
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Add(Instruction.Return, default, op1);
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_needsNewBlock = true;
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}
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public Operand RotateRight(Operand op1, Operand op2)
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{
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return Add(Instruction.RotateRight, Local(op1.Type), op1, op2);
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}
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public Operand ShiftLeft(Operand op1, Operand op2)
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{
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return Add(Instruction.ShiftLeft, Local(op1.Type), op1, op2);
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}
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public Operand ShiftRightSI(Operand op1, Operand op2)
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{
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return Add(Instruction.ShiftRightSI, Local(op1.Type), op1, op2);
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}
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public Operand ShiftRightUI(Operand op1, Operand op2)
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{
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return Add(Instruction.ShiftRightUI, Local(op1.Type), op1, op2);
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}
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public Operand SignExtend16(OperandType type, Operand op1)
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{
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return Add(Instruction.SignExtend16, Local(type), op1);
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}
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public Operand SignExtend32(OperandType type, Operand op1)
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{
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return Add(Instruction.SignExtend32, Local(type), op1);
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}
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public Operand SignExtend8(OperandType type, Operand op1)
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{
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return Add(Instruction.SignExtend8, Local(type), op1);
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}
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public void Store(Operand address, Operand value)
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{
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Add(Instruction.Store, default, address, value);
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}
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public void Store16(Operand address, Operand value)
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{
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Add(Instruction.Store16, default, address, value);
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}
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public void Store8(Operand address, Operand value)
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{
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Add(Instruction.Store8, default, address, value);
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}
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public void StoreToContext()
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{
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Add(Instruction.StoreToContext);
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_needsNewBlock = true;
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}
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public Operand Subtract(Operand op1, Operand op2)
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{
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return Add(Instruction.Subtract, Local(op1.Type), op1, op2);
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}
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public Operand VectorCreateScalar(Operand value)
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{
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return Add(Instruction.VectorCreateScalar, Local(OperandType.V128), value);
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}
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public Operand VectorExtract(OperandType type, Operand vector, int index)
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{
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return Add(Instruction.VectorExtract, Local(type), vector, Const(index));
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}
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public Operand VectorExtract16(Operand vector, int index)
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{
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return Add(Instruction.VectorExtract16, Local(OperandType.I32), vector, Const(index));
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}
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public Operand VectorExtract8(Operand vector, int index)
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{
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return Add(Instruction.VectorExtract8, Local(OperandType.I32), vector, Const(index));
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}
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public Operand VectorInsert(Operand vector, Operand value, int index)
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{
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return Add(Instruction.VectorInsert, Local(OperandType.V128), vector, value, Const(index));
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}
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public Operand VectorInsert16(Operand vector, Operand value, int index)
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{
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return Add(Instruction.VectorInsert16, Local(OperandType.V128), vector, value, Const(index));
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}
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public Operand VectorInsert8(Operand vector, Operand value, int index)
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{
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return Add(Instruction.VectorInsert8, Local(OperandType.V128), vector, value, Const(index));
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}
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public Operand VectorOne()
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{
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return Add(Instruction.VectorOne, Local(OperandType.V128));
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}
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public Operand VectorZero()
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{
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return Add(Instruction.VectorZero, Local(OperandType.V128));
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}
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public Operand VectorZeroUpper64(Operand vector)
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{
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return Add(Instruction.VectorZeroUpper64, Local(OperandType.V128), vector);
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}
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public Operand VectorZeroUpper96(Operand vector)
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{
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return Add(Instruction.VectorZeroUpper96, Local(OperandType.V128), vector);
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}
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public Operand ZeroExtend16(OperandType type, Operand op1)
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{
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return Add(Instruction.ZeroExtend16, Local(type), op1);
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}
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public Operand ZeroExtend32(OperandType type, Operand op1)
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{
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return Add(Instruction.ZeroExtend32, Local(type), op1);
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}
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public Operand ZeroExtend8(OperandType type, Operand op1)
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{
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return Add(Instruction.ZeroExtend8, Local(type), op1);
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}
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private void NewNextBlockIfNeeded()
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{
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if (_needsNewBlock)
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{
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NewNextBlock();
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}
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}
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private Operand Add(Instruction inst, Operand dest = default)
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{
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NewNextBlockIfNeeded();
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Operation operation = Operation.Factory.Operation(inst, dest);
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_irBlock.Operations.AddLast(operation);
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return dest;
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}
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private Operand Add(Instruction inst, Operand dest, Operand[] sources)
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{
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NewNextBlockIfNeeded();
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Operation operation = Operation.Factory.Operation(inst, dest, sources);
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_irBlock.Operations.AddLast(operation);
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return dest;
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}
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private Operand Add(Instruction inst, Operand dest, Operand source0)
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{
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NewNextBlockIfNeeded();
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Operation operation = Operation.Factory.Operation(inst, dest, source0);
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_irBlock.Operations.AddLast(operation);
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return dest;
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}
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private Operand Add(Instruction inst, Operand dest, Operand source0, Operand source1)
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{
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NewNextBlockIfNeeded();
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Operation operation = Operation.Factory.Operation(inst, dest, source0, source1);
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_irBlock.Operations.AddLast(operation);
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return dest;
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}
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private Operand Add(Instruction inst, Operand dest, Operand source0, Operand source1, Operand source2)
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{
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NewNextBlockIfNeeded();
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Operation operation = Operation.Factory.Operation(inst, dest, source0, source1, source2);
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_irBlock.Operations.AddLast(operation);
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return dest;
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}
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public Operand AddIntrinsic(Intrinsic intrin, params Operand[] args)
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{
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return Add(intrin, Local(OperandType.V128), args);
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}
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public Operand AddIntrinsicInt(Intrinsic intrin, params Operand[] args)
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{
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return Add(intrin, Local(OperandType.I32), args);
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}
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public Operand AddIntrinsicLong(Intrinsic intrin, params Operand[] args)
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{
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return Add(intrin, Local(OperandType.I64), args);
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}
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public void AddIntrinsicNoRet(Intrinsic intrin, params Operand[] args)
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{
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Add(intrin, default, args);
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}
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private Operand Add(Intrinsic intrin, Operand dest, params Operand[] sources)
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{
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NewNextBlockIfNeeded();
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Operation operation = Operation.Factory.Operation(intrin, dest, sources);
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_irBlock.Operations.AddLast(operation);
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return dest;
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}
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private void BranchToLabel(Operand label, bool uncond, BasicBlockFrequency nextFreq)
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{
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if (!_irLabels.TryGetValue(label, out BasicBlock branchBlock))
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{
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branchBlock = new BasicBlock();
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_irLabels.Add(label, branchBlock);
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}
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if (uncond)
|
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{
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_irBlock.AddSuccessor(branchBlock);
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}
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else
|
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{
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// Defer registration of successor to _irBlock so that the order of successors is correct.
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_ifBlock = branchBlock;
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}
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_needsNewBlock = true;
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_nextBlockFreq = nextFreq;
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}
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public void MarkLabel(Operand label, BasicBlockFrequency nextFreq = default)
|
|
{
|
|
_nextBlockFreq = nextFreq;
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|
|
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if (_irLabels.TryGetValue(label, out BasicBlock nextBlock))
|
|
{
|
|
nextBlock.Index = _irBlocks.Count;
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|
|
|
_irBlocks.AddLast(nextBlock);
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|
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|
NextBlock(nextBlock);
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}
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else
|
|
{
|
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NewNextBlock();
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|
|
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_irLabels.Add(label, _irBlock);
|
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}
|
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}
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|
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private void NewNextBlock()
|
|
{
|
|
BasicBlock block = new BasicBlock(_irBlocks.Count);
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|
|
|
_irBlocks.AddLast(block);
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|
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|
NextBlock(block);
|
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}
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|
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private void NextBlock(BasicBlock nextBlock)
|
|
{
|
|
if (_irBlock?.SuccessorsCount == 0 && !EndsWithUnconditional(_irBlock))
|
|
{
|
|
_irBlock.AddSuccessor(nextBlock);
|
|
|
|
if (_ifBlock != null)
|
|
{
|
|
_irBlock.AddSuccessor(_ifBlock);
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|
|
|
_ifBlock = null;
|
|
}
|
|
}
|
|
|
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_irBlock = nextBlock;
|
|
_irBlock.Frequency = _nextBlockFreq;
|
|
|
|
_needsNewBlock = false;
|
|
_nextBlockFreq = BasicBlockFrequency.Default;
|
|
}
|
|
|
|
private static bool EndsWithUnconditional(BasicBlock block)
|
|
{
|
|
Operation last = block.Operations.Last;
|
|
|
|
return last != default &&
|
|
(last.Instruction == Instruction.Return ||
|
|
last.Instruction == Instruction.Tailcall);
|
|
}
|
|
|
|
public ControlFlowGraph GetControlFlowGraph()
|
|
{
|
|
return new ControlFlowGraph(_irBlocks.First, _irBlocks, _localsCount);
|
|
}
|
|
}
|
|
}
|