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46 lines
1.7 KiB
C#
46 lines
1.7 KiB
C#
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
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namespace Ryujinx.Graphics.Shader.Translation
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{
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static class GlobalMemory
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{
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private const int StorageDescsBaseOffset = 0x44; // In words.
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public const int StorageDescSize = 4; // In words.
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public const int StorageMaxCount = 16;
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public const int StorageDescsSize = StorageDescSize * StorageMaxCount;
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public static bool UsesGlobalMemory(Instruction inst)
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{
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return (inst.IsAtomic() && IsGlobalMr(inst)) ||
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inst == Instruction.LoadGlobal ||
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inst == Instruction.StoreGlobal;
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}
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private static bool IsGlobalMr(Instruction inst)
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{
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return (inst & Instruction.MrMask) == Instruction.MrGlobal;
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}
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public static int GetStorageCbOffset(ShaderStage stage, int slot)
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{
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return GetStorageBaseCbOffset(stage) + slot * StorageDescSize;
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}
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public static int GetStorageBaseCbOffset(ShaderStage stage)
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{
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switch (stage)
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{
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case ShaderStage.Compute: return StorageDescsBaseOffset + 2 * StorageDescsSize;
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case ShaderStage.Vertex: return StorageDescsBaseOffset;
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case ShaderStage.TessellationControl: return StorageDescsBaseOffset + 1 * StorageDescsSize;
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case ShaderStage.TessellationEvaluation: return StorageDescsBaseOffset + 2 * StorageDescsSize;
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case ShaderStage.Geometry: return StorageDescsBaseOffset + 3 * StorageDescsSize;
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case ShaderStage.Fragment: return StorageDescsBaseOffset + 4 * StorageDescsSize;
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}
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return 0;
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}
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}
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} |