mirror of
https://github.com/Ryujinx/Ryujinx.git
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* Change naming convention for Ryujinx project * Change naming convention for ChocolArm64 project * Fix NaN * Remove unneeded this. from Ryujinx project * Adjust naming from new PRs * Name changes based on feedback * How did this get removed? * Rebasing fix * Change FP enum case * Remove prefix from ChocolArm64 classes - Part 1 * Remove prefix from ChocolArm64 classes - Part 2 * Fix alignment from last commit's renaming * Rename namespaces * Rename stragglers * Fix alignment * Rename OpCode class * Missed a few * Adjust alignment
138 lines
No EOL
4.4 KiB
C#
138 lines
No EOL
4.4 KiB
C#
using ChocolArm64.Decoders;
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using ChocolArm64.Memory;
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using ChocolArm64.Translation;
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using System;
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using System.Reflection.Emit;
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namespace ChocolArm64.Instructions
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{
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static class InstEmitMemoryHelper
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{
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private enum Extension
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{
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Zx,
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Sx32,
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Sx64
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}
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public static void EmitReadZxCall(ILEmitterCtx context, int size)
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{
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EmitReadCall(context, Extension.Zx, size);
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}
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public static void EmitReadSx32Call(ILEmitterCtx context, int size)
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{
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EmitReadCall(context, Extension.Sx32, size);
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}
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public static void EmitReadSx64Call(ILEmitterCtx context, int size)
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{
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EmitReadCall(context, Extension.Sx64, size);
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}
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private static void EmitReadCall(ILEmitterCtx context, Extension ext, int size)
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{
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bool isSimd = GetIsSimd(context);
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string name = null;
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if (size < 0 || size > (isSimd ? 4 : 3))
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{
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throw new ArgumentOutOfRangeException(nameof(size));
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}
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if (isSimd)
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{
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switch (size)
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{
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case 0: name = nameof(MemoryManager.ReadVector8); break;
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case 1: name = nameof(MemoryManager.ReadVector16); break;
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case 2: name = nameof(MemoryManager.ReadVector32); break;
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case 3: name = nameof(MemoryManager.ReadVector64); break;
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case 4: name = nameof(MemoryManager.ReadVector128); break;
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}
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}
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else
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{
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switch (size)
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{
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case 0: name = nameof(MemoryManager.ReadByte); break;
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case 1: name = nameof(MemoryManager.ReadUInt16); break;
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case 2: name = nameof(MemoryManager.ReadUInt32); break;
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case 3: name = nameof(MemoryManager.ReadUInt64); break;
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}
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}
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context.EmitCall(typeof(MemoryManager), name);
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if (!isSimd)
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{
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if (ext == Extension.Sx32 ||
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ext == Extension.Sx64)
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{
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switch (size)
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{
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case 0: context.Emit(OpCodes.Conv_I1); break;
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case 1: context.Emit(OpCodes.Conv_I2); break;
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case 2: context.Emit(OpCodes.Conv_I4); break;
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}
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}
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if (size < 3)
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{
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context.Emit(ext == Extension.Sx64
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? OpCodes.Conv_I8
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: OpCodes.Conv_U8);
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}
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}
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}
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public static void EmitWriteCall(ILEmitterCtx context, int size)
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{
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bool isSimd = GetIsSimd(context);
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string name = null;
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if (size < 0 || size > (isSimd ? 4 : 3))
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{
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throw new ArgumentOutOfRangeException(nameof(size));
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}
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if (size < 3 && !isSimd)
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{
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context.Emit(OpCodes.Conv_I4);
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}
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if (isSimd)
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{
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switch (size)
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{
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case 0: name = nameof(MemoryManager.WriteVector8); break;
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case 1: name = nameof(MemoryManager.WriteVector16); break;
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case 2: name = nameof(MemoryManager.WriteVector32); break;
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case 3: name = nameof(MemoryManager.WriteVector64); break;
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case 4: name = nameof(MemoryManager.WriteVector128); break;
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}
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}
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else
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{
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switch (size)
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{
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case 0: name = nameof(MemoryManager.WriteByte); break;
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case 1: name = nameof(MemoryManager.WriteUInt16); break;
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case 2: name = nameof(MemoryManager.WriteUInt32); break;
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case 3: name = nameof(MemoryManager.WriteUInt64); break;
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}
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}
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context.EmitCall(typeof(MemoryManager), name);
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}
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private static bool GetIsSimd(ILEmitterCtx context)
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{
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return context.CurrOp is IOpCodeSimd64 &&
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!(context.CurrOp is OpCodeSimdMemMs64 ||
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context.CurrOp is OpCodeSimdMemSs64);
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}
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}
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} |