mirror of
https://github.com/ryujinx-mirror/ryujinx.git
synced 2024-11-25 00:40:13 +01:00
2239 lines
96 KiB
C#
2239 lines
96 KiB
C#
using Ryujinx.Graphics.Shader.IntermediateRepresentation;
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using Ryujinx.Graphics.Shader.StructuredIr;
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using Ryujinx.Graphics.Shader.Translation;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using static Spv.Specification;
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namespace Ryujinx.Graphics.Shader.CodeGen.Spirv
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{
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using SpvInstruction = Spv.Generator.Instruction;
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using SpvLiteralInteger = Spv.Generator.LiteralInteger;
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static class Instructions
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{
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private const MemorySemanticsMask DefaultMemorySemantics =
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MemorySemanticsMask.ImageMemory |
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MemorySemanticsMask.AtomicCounterMemory |
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MemorySemanticsMask.WorkgroupMemory |
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MemorySemanticsMask.UniformMemory |
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MemorySemanticsMask.AcquireRelease;
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private static readonly Func<CodeGenContext, AstOperation, OperationResult>[] InstTable;
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static Instructions()
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{
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InstTable = new Func<CodeGenContext, AstOperation, OperationResult>[(int)Instruction.Count];
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Add(Instruction.Absolute, GenerateAbsolute);
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Add(Instruction.Add, GenerateAdd);
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Add(Instruction.AtomicAdd, GenerateAtomicAdd);
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Add(Instruction.AtomicAnd, GenerateAtomicAnd);
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Add(Instruction.AtomicCompareAndSwap, GenerateAtomicCompareAndSwap);
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Add(Instruction.AtomicMinS32, GenerateAtomicMinS32);
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Add(Instruction.AtomicMinU32, GenerateAtomicMinU32);
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Add(Instruction.AtomicMaxS32, GenerateAtomicMaxS32);
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Add(Instruction.AtomicMaxU32, GenerateAtomicMaxU32);
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Add(Instruction.AtomicOr, GenerateAtomicOr);
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Add(Instruction.AtomicSwap, GenerateAtomicSwap);
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Add(Instruction.AtomicXor, GenerateAtomicXor);
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Add(Instruction.Ballot, GenerateBallot);
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Add(Instruction.Barrier, GenerateBarrier);
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Add(Instruction.BitCount, GenerateBitCount);
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Add(Instruction.BitfieldExtractS32, GenerateBitfieldExtractS32);
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Add(Instruction.BitfieldExtractU32, GenerateBitfieldExtractU32);
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Add(Instruction.BitfieldInsert, GenerateBitfieldInsert);
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Add(Instruction.BitfieldReverse, GenerateBitfieldReverse);
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Add(Instruction.BitwiseAnd, GenerateBitwiseAnd);
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Add(Instruction.BitwiseExclusiveOr, GenerateBitwiseExclusiveOr);
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Add(Instruction.BitwiseNot, GenerateBitwiseNot);
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Add(Instruction.BitwiseOr, GenerateBitwiseOr);
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Add(Instruction.Call, GenerateCall);
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Add(Instruction.Ceiling, GenerateCeiling);
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Add(Instruction.Clamp, GenerateClamp);
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Add(Instruction.ClampU32, GenerateClampU32);
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Add(Instruction.Comment, GenerateComment);
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Add(Instruction.CompareEqual, GenerateCompareEqual);
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Add(Instruction.CompareGreater, GenerateCompareGreater);
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Add(Instruction.CompareGreaterOrEqual, GenerateCompareGreaterOrEqual);
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Add(Instruction.CompareGreaterOrEqualU32, GenerateCompareGreaterOrEqualU32);
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Add(Instruction.CompareGreaterU32, GenerateCompareGreaterU32);
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Add(Instruction.CompareLess, GenerateCompareLess);
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Add(Instruction.CompareLessOrEqual, GenerateCompareLessOrEqual);
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Add(Instruction.CompareLessOrEqualU32, GenerateCompareLessOrEqualU32);
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Add(Instruction.CompareLessU32, GenerateCompareLessU32);
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Add(Instruction.CompareNotEqual, GenerateCompareNotEqual);
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Add(Instruction.ConditionalSelect, GenerateConditionalSelect);
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Add(Instruction.ConvertFP32ToFP64, GenerateConvertFP32ToFP64);
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Add(Instruction.ConvertFP32ToS32, GenerateConvertFP32ToS32);
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Add(Instruction.ConvertFP32ToU32, GenerateConvertFP32ToU32);
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Add(Instruction.ConvertFP64ToFP32, GenerateConvertFP64ToFP32);
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Add(Instruction.ConvertFP64ToS32, GenerateConvertFP64ToS32);
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Add(Instruction.ConvertFP64ToU32, GenerateConvertFP64ToU32);
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Add(Instruction.ConvertS32ToFP32, GenerateConvertS32ToFP32);
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Add(Instruction.ConvertS32ToFP64, GenerateConvertS32ToFP64);
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Add(Instruction.ConvertU32ToFP32, GenerateConvertU32ToFP32);
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Add(Instruction.ConvertU32ToFP64, GenerateConvertU32ToFP64);
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Add(Instruction.Cosine, GenerateCosine);
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Add(Instruction.Ddx, GenerateDdx);
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Add(Instruction.Ddy, GenerateDdy);
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Add(Instruction.Discard, GenerateDiscard);
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Add(Instruction.Divide, GenerateDivide);
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Add(Instruction.EmitVertex, GenerateEmitVertex);
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Add(Instruction.EndPrimitive, GenerateEndPrimitive);
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Add(Instruction.ExponentB2, GenerateExponentB2);
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Add(Instruction.FSIBegin, GenerateFSIBegin);
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Add(Instruction.FSIEnd, GenerateFSIEnd);
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Add(Instruction.FindLSB, GenerateFindLSB);
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Add(Instruction.FindMSBS32, GenerateFindMSBS32);
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Add(Instruction.FindMSBU32, GenerateFindMSBU32);
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Add(Instruction.Floor, GenerateFloor);
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Add(Instruction.FusedMultiplyAdd, GenerateFusedMultiplyAdd);
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Add(Instruction.GroupMemoryBarrier, GenerateGroupMemoryBarrier);
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Add(Instruction.ImageAtomic, GenerateImageAtomic);
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Add(Instruction.ImageLoad, GenerateImageLoad);
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Add(Instruction.ImageStore, GenerateImageStore);
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Add(Instruction.IsNan, GenerateIsNan);
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Add(Instruction.LoadAttribute, GenerateLoadAttribute);
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Add(Instruction.LoadConstant, GenerateLoadConstant);
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Add(Instruction.LoadLocal, GenerateLoadLocal);
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Add(Instruction.LoadShared, GenerateLoadShared);
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Add(Instruction.LoadStorage, GenerateLoadStorage);
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Add(Instruction.Lod, GenerateLod);
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Add(Instruction.LogarithmB2, GenerateLogarithmB2);
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Add(Instruction.LogicalAnd, GenerateLogicalAnd);
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Add(Instruction.LogicalExclusiveOr, GenerateLogicalExclusiveOr);
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Add(Instruction.LogicalNot, GenerateLogicalNot);
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Add(Instruction.LogicalOr, GenerateLogicalOr);
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Add(Instruction.LoopBreak, GenerateLoopBreak);
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Add(Instruction.LoopContinue, GenerateLoopContinue);
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Add(Instruction.Maximum, GenerateMaximum);
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Add(Instruction.MaximumU32, GenerateMaximumU32);
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Add(Instruction.MemoryBarrier, GenerateMemoryBarrier);
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Add(Instruction.Minimum, GenerateMinimum);
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Add(Instruction.MinimumU32, GenerateMinimumU32);
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Add(Instruction.Multiply, GenerateMultiply);
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Add(Instruction.MultiplyHighS32, GenerateMultiplyHighS32);
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Add(Instruction.MultiplyHighU32, GenerateMultiplyHighU32);
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Add(Instruction.Negate, GenerateNegate);
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Add(Instruction.PackDouble2x32, GeneratePackDouble2x32);
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Add(Instruction.PackHalf2x16, GeneratePackHalf2x16);
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Add(Instruction.ReciprocalSquareRoot, GenerateReciprocalSquareRoot);
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Add(Instruction.Return, GenerateReturn);
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Add(Instruction.Round, GenerateRound);
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Add(Instruction.ShiftLeft, GenerateShiftLeft);
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Add(Instruction.ShiftRightS32, GenerateShiftRightS32);
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Add(Instruction.ShiftRightU32, GenerateShiftRightU32);
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Add(Instruction.Shuffle, GenerateShuffle);
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Add(Instruction.ShuffleDown, GenerateShuffleDown);
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Add(Instruction.ShuffleUp, GenerateShuffleUp);
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Add(Instruction.ShuffleXor, GenerateShuffleXor);
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Add(Instruction.Sine, GenerateSine);
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Add(Instruction.SquareRoot, GenerateSquareRoot);
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Add(Instruction.StoreAttribute, GenerateStoreAttribute);
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Add(Instruction.StoreLocal, GenerateStoreLocal);
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Add(Instruction.StoreShared, GenerateStoreShared);
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Add(Instruction.StoreShared16, GenerateStoreShared16);
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Add(Instruction.StoreShared8, GenerateStoreShared8);
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Add(Instruction.StoreStorage, GenerateStoreStorage);
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Add(Instruction.StoreStorage16, GenerateStoreStorage16);
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Add(Instruction.StoreStorage8, GenerateStoreStorage8);
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Add(Instruction.Subtract, GenerateSubtract);
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Add(Instruction.SwizzleAdd, GenerateSwizzleAdd);
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Add(Instruction.TextureSample, GenerateTextureSample);
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Add(Instruction.TextureSize, GenerateTextureSize);
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Add(Instruction.Truncate, GenerateTruncate);
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Add(Instruction.UnpackDouble2x32, GenerateUnpackDouble2x32);
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Add(Instruction.UnpackHalf2x16, GenerateUnpackHalf2x16);
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Add(Instruction.VoteAll, GenerateVoteAll);
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Add(Instruction.VoteAllEqual, GenerateVoteAllEqual);
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Add(Instruction.VoteAny, GenerateVoteAny);
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}
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private static void Add(Instruction inst, Func<CodeGenContext, AstOperation, OperationResult> handler)
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{
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InstTable[(int)(inst & Instruction.Mask)] = handler;
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}
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public static OperationResult Generate(CodeGenContext context, AstOperation operation)
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{
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var handler = InstTable[(int)(operation.Inst & Instruction.Mask)];
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if (handler != null)
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{
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return handler(context, operation);
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}
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else
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{
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throw new NotImplementedException(operation.Inst.ToString());
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}
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}
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private static OperationResult GenerateAbsolute(CodeGenContext context, AstOperation operation)
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{
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return GenerateUnary(context, operation, context.Delegates.GlslFAbs, context.Delegates.GlslSAbs);
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}
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private static OperationResult GenerateAdd(CodeGenContext context, AstOperation operation)
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{
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return GenerateBinary(context, operation, context.Delegates.FAdd, context.Delegates.IAdd);
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}
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private static OperationResult GenerateAtomicAdd(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicIAdd);
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}
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private static OperationResult GenerateAtomicAnd(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicAnd);
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}
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private static OperationResult GenerateAtomicCompareAndSwap(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryCas(context, operation);
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}
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private static OperationResult GenerateAtomicMinS32(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicSMin);
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}
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private static OperationResult GenerateAtomicMinU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicUMin);
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}
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private static OperationResult GenerateAtomicMaxS32(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicSMax);
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}
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private static OperationResult GenerateAtomicMaxU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicUMax);
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}
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private static OperationResult GenerateAtomicOr(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicOr);
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}
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private static OperationResult GenerateAtomicSwap(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicExchange);
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}
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private static OperationResult GenerateAtomicXor(CodeGenContext context, AstOperation operation)
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{
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return GenerateAtomicMemoryBinary(context, operation, context.Delegates.AtomicXor);
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}
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private static OperationResult GenerateBallot(CodeGenContext context, AstOperation operation)
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{
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var source = operation.GetSource(0);
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var uvec4Type = context.TypeVector(context.TypeU32(), 4);
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var execution = context.Constant(context.TypeU32(), 3); // Subgroup
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var maskVector = context.GroupNonUniformBallot(uvec4Type, execution, context.Get(AggregateType.Bool, source));
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var mask = context.CompositeExtract(context.TypeU32(), maskVector, (SpvLiteralInteger)0);
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return new OperationResult(AggregateType.U32, mask);
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}
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private static OperationResult GenerateBarrier(CodeGenContext context, AstOperation operation)
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{
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context.ControlBarrier(
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context.Constant(context.TypeU32(), Scope.Workgroup),
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context.Constant(context.TypeU32(), Scope.Workgroup),
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context.Constant(context.TypeU32(), MemorySemanticsMask.WorkgroupMemory | MemorySemanticsMask.AcquireRelease));
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return OperationResult.Invalid;
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}
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private static OperationResult GenerateBitCount(CodeGenContext context, AstOperation operation)
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{
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return GenerateUnaryS32(context, operation, context.Delegates.BitCount);
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}
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private static OperationResult GenerateBitfieldExtractS32(CodeGenContext context, AstOperation operation)
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{
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return GenerateTernaryS32(context, operation, context.Delegates.BitFieldSExtract);
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}
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private static OperationResult GenerateBitfieldExtractU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateTernaryS32(context, operation, context.Delegates.BitFieldUExtract);
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}
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private static OperationResult GenerateBitfieldInsert(CodeGenContext context, AstOperation operation)
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{
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return GenerateQuaternaryS32(context, operation, context.Delegates.BitFieldInsert);
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}
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private static OperationResult GenerateBitfieldReverse(CodeGenContext context, AstOperation operation)
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{
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return GenerateUnaryS32(context, operation, context.Delegates.BitReverse);
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}
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private static OperationResult GenerateBitwiseAnd(CodeGenContext context, AstOperation operation)
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{
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return GenerateBinaryS32(context, operation, context.Delegates.BitwiseAnd);
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}
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private static OperationResult GenerateBitwiseExclusiveOr(CodeGenContext context, AstOperation operation)
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{
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return GenerateBinaryS32(context, operation, context.Delegates.BitwiseXor);
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}
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private static OperationResult GenerateBitwiseNot(CodeGenContext context, AstOperation operation)
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{
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return GenerateUnaryS32(context, operation, context.Delegates.Not);
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}
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private static OperationResult GenerateBitwiseOr(CodeGenContext context, AstOperation operation)
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{
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return GenerateBinaryS32(context, operation, context.Delegates.BitwiseOr);
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}
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private static OperationResult GenerateCall(CodeGenContext context, AstOperation operation)
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{
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AstOperand funcId = (AstOperand)operation.GetSource(0);
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Debug.Assert(funcId.Type == OperandType.Constant);
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(var function, var spvFunc) = context.GetFunction(funcId.Value);
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var args = new SpvInstruction[operation.SourcesCount - 1];
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var spvLocals = context.GetLocalForArgsPointers(funcId.Value);
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for (int i = 0; i < args.Length; i++)
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{
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var operand = (AstOperand)operation.GetSource(i + 1);
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if (i >= function.InArguments.Length)
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{
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args[i] = context.GetLocalPointer(operand);
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}
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else
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{
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var type = function.GetArgumentType(i).Convert();
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var value = context.Get(type, operand);
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var spvLocal = spvLocals[i];
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context.Store(spvLocal, value);
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args[i] = spvLocal;
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}
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}
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var retType = function.ReturnType.Convert();
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var result = context.FunctionCall(context.GetType(retType), spvFunc, args);
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return new OperationResult(retType, result);
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}
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private static OperationResult GenerateCeiling(CodeGenContext context, AstOperation operation)
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{
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return GenerateUnary(context, operation, context.Delegates.GlslCeil, null);
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}
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private static OperationResult GenerateClamp(CodeGenContext context, AstOperation operation)
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{
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return GenerateTernary(context, operation, context.Delegates.GlslFClamp, context.Delegates.GlslSClamp);
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}
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private static OperationResult GenerateClampU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateTernaryU32(context, operation, context.Delegates.GlslUClamp);
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}
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private static OperationResult GenerateComment(CodeGenContext context, AstOperation operation)
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{
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return OperationResult.Invalid;
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}
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private static OperationResult GenerateCompareEqual(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompare(context, operation, context.Delegates.FOrdEqual, context.Delegates.IEqual);
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}
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private static OperationResult GenerateCompareGreater(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompare(context, operation, context.Delegates.FOrdGreaterThan, context.Delegates.SGreaterThan);
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}
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private static OperationResult GenerateCompareGreaterOrEqual(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompare(context, operation, context.Delegates.FOrdGreaterThanEqual, context.Delegates.SGreaterThanEqual);
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}
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private static OperationResult GenerateCompareGreaterOrEqualU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompareU32(context, operation, context.Delegates.UGreaterThanEqual);
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}
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private static OperationResult GenerateCompareGreaterU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompareU32(context, operation, context.Delegates.UGreaterThan);
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}
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private static OperationResult GenerateCompareLess(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompare(context, operation, context.Delegates.FOrdLessThan, context.Delegates.SLessThan);
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}
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private static OperationResult GenerateCompareLessOrEqual(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompare(context, operation, context.Delegates.FOrdLessThanEqual, context.Delegates.SLessThanEqual);
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}
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private static OperationResult GenerateCompareLessOrEqualU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompareU32(context, operation, context.Delegates.ULessThanEqual);
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}
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private static OperationResult GenerateCompareLessU32(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompareU32(context, operation, context.Delegates.ULessThan);
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}
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private static OperationResult GenerateCompareNotEqual(CodeGenContext context, AstOperation operation)
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{
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return GenerateCompare(context, operation, context.Delegates.FOrdNotEqual, context.Delegates.INotEqual);
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}
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private static OperationResult GenerateConditionalSelect(CodeGenContext context, AstOperation operation)
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{
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var src1 = operation.GetSource(0);
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var src2 = operation.GetSource(1);
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var src3 = operation.GetSource(2);
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var cond = context.Get(AggregateType.Bool, src1);
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if (operation.Inst.HasFlag(Instruction.FP64))
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{
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return new OperationResult(AggregateType.FP64, context.Select(context.TypeFP64(), cond, context.GetFP64(src2), context.GetFP64(src3)));
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}
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else if (operation.Inst.HasFlag(Instruction.FP32))
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{
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return new OperationResult(AggregateType.FP32, context.Select(context.TypeFP32(), cond, context.GetFP32(src2), context.GetFP32(src3)));
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}
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else
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{
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return new OperationResult(AggregateType.S32, context.Select(context.TypeS32(), cond, context.GetS32(src2), context.GetS32(src3)));
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}
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}
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private static OperationResult GenerateConvertFP32ToFP64(CodeGenContext context, AstOperation operation)
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{
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var source = operation.GetSource(0);
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return new OperationResult(AggregateType.FP64, context.FConvert(context.TypeFP64(), context.GetFP32(source)));
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}
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private static OperationResult GenerateConvertFP32ToS32(CodeGenContext context, AstOperation operation)
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{
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var source = operation.GetSource(0);
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return new OperationResult(AggregateType.S32, context.ConvertFToS(context.TypeS32(), context.GetFP32(source)));
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}
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private static OperationResult GenerateConvertFP32ToU32(CodeGenContext context, AstOperation operation)
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{
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var source = operation.GetSource(0);
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return new OperationResult(AggregateType.U32, context.ConvertFToU(context.TypeU32(), context.GetFP32(source)));
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}
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private static OperationResult GenerateConvertFP64ToFP32(CodeGenContext context, AstOperation operation)
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{
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var source = operation.GetSource(0);
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|
|
return new OperationResult(AggregateType.FP32, context.FConvert(context.TypeFP32(), context.GetFP64(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateConvertFP64ToS32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
return new OperationResult(AggregateType.S32, context.ConvertFToS(context.TypeS32(), context.GetFP64(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateConvertFP64ToU32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
return new OperationResult(AggregateType.U32, context.ConvertFToU(context.TypeU32(), context.GetFP64(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateConvertS32ToFP32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
return new OperationResult(AggregateType.FP32, context.ConvertSToF(context.TypeFP32(), context.GetS32(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateConvertS32ToFP64(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
return new OperationResult(AggregateType.FP64, context.ConvertSToF(context.TypeFP64(), context.GetS32(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateConvertU32ToFP32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
return new OperationResult(AggregateType.FP32, context.ConvertUToF(context.TypeFP32(), context.GetU32(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateConvertU32ToFP64(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
return new OperationResult(AggregateType.FP64, context.ConvertUToF(context.TypeFP64(), context.GetU32(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateCosine(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslCos, null);
|
|
}
|
|
|
|
private static OperationResult GenerateDdx(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnaryFP32(context, operation, context.Delegates.DPdx);
|
|
}
|
|
|
|
private static OperationResult GenerateDdy(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnaryFP32(context, operation, context.Delegates.DPdy);
|
|
}
|
|
|
|
private static OperationResult GenerateDiscard(CodeGenContext context, AstOperation operation)
|
|
{
|
|
context.Kill();
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateDivide(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinary(context, operation, context.Delegates.FDiv, context.Delegates.SDiv);
|
|
}
|
|
|
|
private static OperationResult GenerateEmitVertex(CodeGenContext context, AstOperation operation)
|
|
{
|
|
context.EmitVertex();
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateEndPrimitive(CodeGenContext context, AstOperation operation)
|
|
{
|
|
context.EndPrimitive();
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateExponentB2(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslExp2, null);
|
|
}
|
|
|
|
private static OperationResult GenerateFSIBegin(CodeGenContext context, AstOperation operation)
|
|
{
|
|
if (context.Config.GpuAccessor.QueryHostSupportsFragmentShaderInterlock())
|
|
{
|
|
context.BeginInvocationInterlockEXT();
|
|
}
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateFSIEnd(CodeGenContext context, AstOperation operation)
|
|
{
|
|
if (context.Config.GpuAccessor.QueryHostSupportsFragmentShaderInterlock())
|
|
{
|
|
context.EndInvocationInterlockEXT();
|
|
}
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateFindLSB(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = context.GetU32(operation.GetSource(0));
|
|
return new OperationResult(AggregateType.U32, context.GlslFindILsb(context.TypeU32(), source));
|
|
}
|
|
|
|
private static OperationResult GenerateFindMSBS32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = context.GetS32(operation.GetSource(0));
|
|
return new OperationResult(AggregateType.U32, context.GlslFindSMsb(context.TypeU32(), source));
|
|
}
|
|
|
|
private static OperationResult GenerateFindMSBU32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = context.GetU32(operation.GetSource(0));
|
|
return new OperationResult(AggregateType.U32, context.GlslFindUMsb(context.TypeU32(), source));
|
|
}
|
|
|
|
private static OperationResult GenerateFloor(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslFloor, null);
|
|
}
|
|
|
|
private static OperationResult GenerateFusedMultiplyAdd(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateTernary(context, operation, context.Delegates.GlslFma, null);
|
|
}
|
|
|
|
private static OperationResult GenerateGroupMemoryBarrier(CodeGenContext context, AstOperation operation)
|
|
{
|
|
context.MemoryBarrier(context.Constant(context.TypeU32(), Scope.Workgroup), context.Constant(context.TypeU32(), DefaultMemorySemantics));
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateImageAtomic(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstTextureOperation texOp = (AstTextureOperation)operation;
|
|
|
|
bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0;
|
|
|
|
var componentType = texOp.Format.GetComponentType();
|
|
|
|
// TODO: Bindless texture support. For now we just return 0/do nothing.
|
|
if (isBindless)
|
|
{
|
|
return new OperationResult(componentType.Convert(), componentType switch
|
|
{
|
|
VariableType.S32 => context.Constant(context.TypeS32(), 0),
|
|
VariableType.U32 => context.Constant(context.TypeU32(), 0u),
|
|
_ => context.Constant(context.TypeFP32(), 0f),
|
|
});
|
|
}
|
|
|
|
bool isArray = (texOp.Type & SamplerType.Array) != 0;
|
|
bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0;
|
|
|
|
int srcIndex = isBindless ? 1 : 0;
|
|
|
|
SpvInstruction Src(AggregateType type)
|
|
{
|
|
return context.Get(type, texOp.GetSource(srcIndex++));
|
|
}
|
|
|
|
SpvInstruction index = null;
|
|
|
|
if (isIndexed)
|
|
{
|
|
index = Src(AggregateType.S32);
|
|
}
|
|
|
|
int coordsCount = texOp.Type.GetDimensions();
|
|
|
|
int pCount = coordsCount + (isArray ? 1 : 0);
|
|
|
|
SpvInstruction pCoords;
|
|
|
|
if (pCount > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[pCount];
|
|
|
|
for (int i = 0; i < pCount; i++)
|
|
{
|
|
elems[i] = Src(AggregateType.S32);
|
|
}
|
|
|
|
var vectorType = context.TypeVector(context.TypeS32(), pCount);
|
|
pCoords = context.CompositeConstruct(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
pCoords = Src(AggregateType.S32);
|
|
}
|
|
|
|
SpvInstruction value = Src(componentType.Convert());
|
|
|
|
(var imageType, var imageVariable) = context.Images[new TextureMeta(texOp.CbufSlot, texOp.Handle, texOp.Format)];
|
|
|
|
var image = context.Load(imageType, imageVariable);
|
|
|
|
SpvInstruction resultType = context.GetType(componentType.Convert());
|
|
SpvInstruction imagePointerType = context.TypePointer(StorageClass.Image, resultType);
|
|
|
|
var pointer = context.ImageTexelPointer(imagePointerType, imageVariable, pCoords, context.Constant(context.TypeU32(), 0));
|
|
var one = context.Constant(context.TypeU32(), 1);
|
|
var zero = context.Constant(context.TypeU32(), 0);
|
|
|
|
var result = (texOp.Flags & TextureFlags.AtomicMask) switch
|
|
{
|
|
TextureFlags.Add => context.AtomicIAdd(resultType, pointer, one, zero, value),
|
|
TextureFlags.Minimum => componentType == VariableType.S32
|
|
? context.AtomicSMin(resultType, pointer, one, zero, value)
|
|
: context.AtomicUMin(resultType, pointer, one, zero, value),
|
|
TextureFlags.Maximum => componentType == VariableType.S32
|
|
? context.AtomicSMax(resultType, pointer, one, zero, value)
|
|
: context.AtomicUMax(resultType, pointer, one, zero, value),
|
|
TextureFlags.Increment => context.AtomicIIncrement(resultType, pointer, one, zero),
|
|
TextureFlags.Decrement => context.AtomicIDecrement(resultType, pointer, one, zero),
|
|
TextureFlags.BitwiseAnd => context.AtomicAnd(resultType, pointer, one, zero, value),
|
|
TextureFlags.BitwiseOr => context.AtomicOr(resultType, pointer, one, zero, value),
|
|
TextureFlags.BitwiseXor => context.AtomicXor(resultType, pointer, one, zero, value),
|
|
TextureFlags.Swap => context.AtomicExchange(resultType, pointer, one, zero, value),
|
|
TextureFlags.CAS => context.AtomicCompareExchange(resultType, pointer, one, zero, zero, Src(componentType.Convert()), value),
|
|
_ => context.AtomicIAdd(resultType, pointer, one, zero, value),
|
|
};
|
|
|
|
return new OperationResult(componentType.Convert(), result);
|
|
}
|
|
|
|
private static OperationResult GenerateImageLoad(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstTextureOperation texOp = (AstTextureOperation)operation;
|
|
|
|
bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0;
|
|
|
|
var componentType = texOp.Format.GetComponentType();
|
|
|
|
// TODO: Bindless texture support. For now we just return 0/do nothing.
|
|
if (isBindless)
|
|
{
|
|
var zero = componentType switch
|
|
{
|
|
VariableType.S32 => context.Constant(context.TypeS32(), 0),
|
|
VariableType.U32 => context.Constant(context.TypeU32(), 0u),
|
|
_ => context.Constant(context.TypeFP32(), 0f),
|
|
};
|
|
|
|
return new OperationResult(componentType.Convert(), zero);
|
|
}
|
|
|
|
bool isArray = (texOp.Type & SamplerType.Array) != 0;
|
|
bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0;
|
|
|
|
int srcIndex = isBindless ? 1 : 0;
|
|
|
|
SpvInstruction Src(AggregateType type)
|
|
{
|
|
return context.Get(type, texOp.GetSource(srcIndex++));
|
|
}
|
|
|
|
SpvInstruction index = null;
|
|
|
|
if (isIndexed)
|
|
{
|
|
index = Src(AggregateType.S32);
|
|
}
|
|
|
|
int coordsCount = texOp.Type.GetDimensions();
|
|
|
|
int pCount = coordsCount + (isArray ? 1 : 0);
|
|
|
|
SpvInstruction pCoords;
|
|
|
|
if (pCount > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[pCount];
|
|
|
|
for (int i = 0; i < pCount; i++)
|
|
{
|
|
elems[i] = Src(AggregateType.S32);
|
|
}
|
|
|
|
var vectorType = context.TypeVector(context.TypeS32(), pCount);
|
|
pCoords = context.CompositeConstruct(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
pCoords = Src(AggregateType.S32);
|
|
}
|
|
|
|
pCoords = ScalingHelpers.ApplyScaling(context, texOp, pCoords, intCoords: true, isBindless, isIndexed, isArray, pCount);
|
|
|
|
(var imageType, var imageVariable) = context.Images[new TextureMeta(texOp.CbufSlot, texOp.Handle, texOp.Format)];
|
|
|
|
var image = context.Load(imageType, imageVariable);
|
|
var imageComponentType = context.GetType(componentType.Convert());
|
|
|
|
var texel = context.ImageRead(context.TypeVector(imageComponentType, 4), image, pCoords, ImageOperandsMask.MaskNone);
|
|
var result = context.CompositeExtract(imageComponentType, texel, (SpvLiteralInteger)texOp.Index);
|
|
|
|
return new OperationResult(componentType.Convert(), result);
|
|
}
|
|
|
|
private static OperationResult GenerateImageStore(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstTextureOperation texOp = (AstTextureOperation)operation;
|
|
|
|
bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0;
|
|
|
|
// TODO: Bindless texture support. For now we just return 0/do nothing.
|
|
if (isBindless)
|
|
{
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
bool isArray = (texOp.Type & SamplerType.Array) != 0;
|
|
bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0;
|
|
|
|
int srcIndex = isBindless ? 1 : 0;
|
|
|
|
SpvInstruction Src(AggregateType type)
|
|
{
|
|
return context.Get(type, texOp.GetSource(srcIndex++));
|
|
}
|
|
|
|
SpvInstruction index = null;
|
|
|
|
if (isIndexed)
|
|
{
|
|
index = Src(AggregateType.S32);
|
|
}
|
|
|
|
int coordsCount = texOp.Type.GetDimensions();
|
|
|
|
int pCount = coordsCount + (isArray ? 1 : 0);
|
|
|
|
SpvInstruction pCoords;
|
|
|
|
if (pCount > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[pCount];
|
|
|
|
for (int i = 0; i < pCount; i++)
|
|
{
|
|
elems[i] = Src(AggregateType.S32);
|
|
}
|
|
|
|
var vectorType = context.TypeVector(context.TypeS32(), pCount);
|
|
pCoords = context.CompositeConstruct(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
pCoords = Src(AggregateType.S32);
|
|
}
|
|
|
|
var componentType = texOp.Format.GetComponentType();
|
|
|
|
const int ComponentsCount = 4;
|
|
|
|
SpvInstruction[] cElems = new SpvInstruction[ComponentsCount];
|
|
|
|
for (int i = 0; i < ComponentsCount; i++)
|
|
{
|
|
if (srcIndex < texOp.SourcesCount)
|
|
{
|
|
cElems[i] = Src(componentType.Convert());
|
|
}
|
|
else
|
|
{
|
|
cElems[i] = componentType switch
|
|
{
|
|
VariableType.S32 => context.Constant(context.TypeS32(), 0),
|
|
VariableType.U32 => context.Constant(context.TypeU32(), 0u),
|
|
_ => context.Constant(context.TypeFP32(), 0f),
|
|
};
|
|
}
|
|
}
|
|
|
|
var texel = context.CompositeConstruct(context.TypeVector(context.GetType(componentType.Convert()), ComponentsCount), cElems);
|
|
|
|
(var imageType, var imageVariable) = context.Images[new TextureMeta(texOp.CbufSlot, texOp.Handle, texOp.Format)];
|
|
|
|
var image = context.Load(imageType, imageVariable);
|
|
|
|
context.ImageWrite(image, pCoords, texel, ImageOperandsMask.MaskNone);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateIsNan(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
SpvInstruction result;
|
|
|
|
if (operation.Inst.HasFlag(Instruction.FP64))
|
|
{
|
|
result = context.IsNan(context.TypeBool(), context.GetFP64(source));
|
|
}
|
|
else
|
|
{
|
|
result = context.IsNan(context.TypeBool(), context.GetFP32(source));
|
|
}
|
|
|
|
return new OperationResult(AggregateType.Bool, result);
|
|
}
|
|
|
|
private static OperationResult GenerateLoadAttribute(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
var src3 = operation.GetSource(2);
|
|
|
|
if (!(src1 is AstOperand baseAttr) || baseAttr.Type != OperandType.Constant)
|
|
{
|
|
throw new InvalidOperationException($"First input of {nameof(Instruction.LoadAttribute)} must be a constant operand.");
|
|
}
|
|
|
|
var index = context.Get(AggregateType.S32, src3);
|
|
var resultType = AggregateType.FP32;
|
|
|
|
if (src2 is AstOperand operand && operand.Type == OperandType.Constant)
|
|
{
|
|
int attrOffset = (baseAttr.Value & AttributeConsts.Mask) + (operand.Value << 2);
|
|
bool isOutAttr = (baseAttr.Value & AttributeConsts.LoadOutputMask) != 0;
|
|
return new OperationResult(resultType, context.GetAttribute(resultType, attrOffset, isOutAttr, index));
|
|
}
|
|
else
|
|
{
|
|
var attr = context.Get(AggregateType.S32, src2);
|
|
return new OperationResult(resultType, context.GetAttribute(resultType, attr, isOutAttr: false, index));
|
|
}
|
|
}
|
|
|
|
private static OperationResult GenerateLoadConstant(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = context.Get(AggregateType.S32, operation.GetSource(1));
|
|
|
|
var i1 = context.Constant(context.TypeS32(), 0);
|
|
var i2 = context.ShiftRightArithmetic(context.TypeS32(), src2, context.Constant(context.TypeS32(), 2));
|
|
var i3 = context.BitwiseAnd(context.TypeS32(), src2, context.Constant(context.TypeS32(), 3));
|
|
|
|
SpvInstruction value = null;
|
|
|
|
if (context.Config.GpuAccessor.QueryHostHasVectorIndexingBug())
|
|
{
|
|
// Test for each component individually.
|
|
for (int i = 0; i < 4; i++)
|
|
{
|
|
var component = context.Constant(context.TypeS32(), i);
|
|
|
|
SpvInstruction elemPointer;
|
|
if (context.UniformBuffersArray != null)
|
|
{
|
|
var ubVariable = context.UniformBuffersArray;
|
|
var i0 = context.Get(AggregateType.S32, src1);
|
|
|
|
elemPointer = context.AccessChain(context.TypePointer(StorageClass.Uniform, context.TypeFP32()), ubVariable, i0, i1, i2, component);
|
|
}
|
|
else
|
|
{
|
|
var ubVariable = context.UniformBuffers[((AstOperand)src1).Value];
|
|
|
|
elemPointer = context.AccessChain(context.TypePointer(StorageClass.Uniform, context.TypeFP32()), ubVariable, i1, i2, component);
|
|
}
|
|
|
|
SpvInstruction newValue = context.Load(context.TypeFP32(), elemPointer);
|
|
|
|
value = value != null ? context.Select(context.TypeFP32(), context.IEqual(context.TypeBool(), i3, component), newValue, value) : newValue;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
SpvInstruction elemPointer;
|
|
|
|
if (context.UniformBuffersArray != null)
|
|
{
|
|
var ubVariable = context.UniformBuffersArray;
|
|
var i0 = context.Get(AggregateType.S32, src1);
|
|
|
|
elemPointer = context.AccessChain(context.TypePointer(StorageClass.Uniform, context.TypeFP32()), ubVariable, i0, i1, i2, i3);
|
|
}
|
|
else
|
|
{
|
|
var ubVariable = context.UniformBuffers[((AstOperand)src1).Value];
|
|
|
|
elemPointer = context.AccessChain(context.TypePointer(StorageClass.Uniform, context.TypeFP32()), ubVariable, i1, i2, i3);
|
|
}
|
|
|
|
value = context.Load(context.TypeFP32(), elemPointer);
|
|
}
|
|
|
|
return new OperationResult(AggregateType.FP32, value);
|
|
}
|
|
|
|
private static OperationResult GenerateLoadLocal(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateLoadLocalOrShared(context, operation, StorageClass.Private, context.LocalMemory);
|
|
}
|
|
|
|
private static OperationResult GenerateLoadShared(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateLoadLocalOrShared(context, operation, StorageClass.Workgroup, context.SharedMemory);
|
|
}
|
|
|
|
private static OperationResult GenerateLoadLocalOrShared(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
StorageClass storageClass,
|
|
SpvInstruction memory)
|
|
{
|
|
var offset = context.Get(AggregateType.S32, operation.GetSource(0));
|
|
|
|
var elemPointer = context.AccessChain(context.TypePointer(storageClass, context.TypeU32()), memory, offset);
|
|
var value = context.Load(context.TypeU32(), elemPointer);
|
|
|
|
return new OperationResult(AggregateType.U32, value);
|
|
}
|
|
|
|
private static OperationResult GenerateLoadStorage(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var elemPointer = GetStorageElemPointer(context, operation);
|
|
var value = context.Load(context.TypeU32(), elemPointer);
|
|
|
|
return new OperationResult(AggregateType.U32, value);
|
|
}
|
|
|
|
private static OperationResult GenerateLod(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstTextureOperation texOp = (AstTextureOperation)operation;
|
|
|
|
bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0;
|
|
|
|
bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0;
|
|
|
|
// TODO: Bindless texture support. For now we just return 0.
|
|
if (isBindless)
|
|
{
|
|
return new OperationResult(AggregateType.S32, context.Constant(context.TypeS32(), 0));
|
|
}
|
|
|
|
int srcIndex = 0;
|
|
|
|
SpvInstruction Src(AggregateType type)
|
|
{
|
|
return context.Get(type, texOp.GetSource(srcIndex++));
|
|
}
|
|
|
|
SpvInstruction index = null;
|
|
|
|
if (isIndexed)
|
|
{
|
|
index = Src(AggregateType.S32);
|
|
}
|
|
|
|
int pCount = texOp.Type.GetDimensions();
|
|
|
|
SpvInstruction pCoords;
|
|
|
|
if (pCount > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[pCount];
|
|
|
|
for (int i = 0; i < pCount; i++)
|
|
{
|
|
elems[i] = Src(AggregateType.FP32);
|
|
}
|
|
|
|
var vectorType = context.TypeVector(context.TypeFP32(), pCount);
|
|
pCoords = context.CompositeConstruct(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
pCoords = Src(AggregateType.FP32);
|
|
}
|
|
|
|
var meta = new TextureMeta(texOp.CbufSlot, texOp.Handle, texOp.Format);
|
|
|
|
(_, var sampledImageType, var sampledImageVariable) = context.Samplers[meta];
|
|
|
|
var image = context.Load(sampledImageType, sampledImageVariable);
|
|
|
|
var resultType = context.TypeVector(context.TypeFP32(), 2);
|
|
var packed = context.ImageQueryLod(resultType, image, pCoords);
|
|
var result = context.CompositeExtract(context.TypeFP32(), packed, (SpvLiteralInteger)texOp.Index);
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateLogarithmB2(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslLog2, null);
|
|
}
|
|
|
|
private static OperationResult GenerateLogicalAnd(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryBool(context, operation, context.Delegates.LogicalAnd);
|
|
}
|
|
|
|
private static OperationResult GenerateLogicalExclusiveOr(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryBool(context, operation, context.Delegates.LogicalNotEqual);
|
|
}
|
|
|
|
private static OperationResult GenerateLogicalNot(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnaryBool(context, operation, context.Delegates.LogicalNot);
|
|
}
|
|
|
|
private static OperationResult GenerateLogicalOr(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryBool(context, operation, context.Delegates.LogicalOr);
|
|
}
|
|
|
|
private static OperationResult GenerateLoopBreak(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstBlock loopBlock = context.CurrentBlock;
|
|
while (loopBlock.Type != AstBlockType.DoWhile)
|
|
{
|
|
loopBlock = loopBlock.Parent;
|
|
}
|
|
|
|
context.Branch(context.GetNextLabel(loopBlock.Parent));
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateLoopContinue(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstBlock loopBlock = context.CurrentBlock;
|
|
while (loopBlock.Type != AstBlockType.DoWhile)
|
|
{
|
|
loopBlock = loopBlock.Parent;
|
|
}
|
|
|
|
(var loopTarget, var continueTarget) = context.LoopTargets[loopBlock];
|
|
|
|
context.Branch(continueTarget);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateMaximum(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinary(context, operation, context.Delegates.GlslFMax, context.Delegates.GlslSMax);
|
|
}
|
|
|
|
private static OperationResult GenerateMaximumU32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryU32(context, operation, context.Delegates.GlslUMax);
|
|
}
|
|
|
|
private static OperationResult GenerateMemoryBarrier(CodeGenContext context, AstOperation operation)
|
|
{
|
|
context.MemoryBarrier(context.Constant(context.TypeU32(), Scope.Device), context.Constant(context.TypeU32(), DefaultMemorySemantics));
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateMinimum(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinary(context, operation, context.Delegates.GlslFMin, context.Delegates.GlslSMin);
|
|
}
|
|
|
|
private static OperationResult GenerateMinimumU32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryU32(context, operation, context.Delegates.GlslUMin);
|
|
}
|
|
|
|
private static OperationResult GenerateMultiply(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinary(context, operation, context.Delegates.FMul, context.Delegates.IMul);
|
|
}
|
|
|
|
private static OperationResult GenerateMultiplyHighS32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
var resultType = context.TypeStruct(false, context.TypeS32(), context.TypeS32());
|
|
var result = context.SMulExtended(resultType, context.GetS32(src1), context.GetS32(src2));
|
|
result = context.CompositeExtract(context.TypeS32(), result, 1);
|
|
|
|
return new OperationResult(AggregateType.S32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateMultiplyHighU32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
var resultType = context.TypeStruct(false, context.TypeU32(), context.TypeU32());
|
|
var result = context.UMulExtended(resultType, context.GetU32(src1), context.GetU32(src2));
|
|
result = context.CompositeExtract(context.TypeU32(), result, 1);
|
|
|
|
return new OperationResult(AggregateType.U32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateNegate(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.FNegate, context.Delegates.SNegate);
|
|
}
|
|
|
|
private static OperationResult GeneratePackDouble2x32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var value0 = context.GetU32(operation.GetSource(0));
|
|
var value1 = context.GetU32(operation.GetSource(1));
|
|
var vector = context.CompositeConstruct(context.TypeVector(context.TypeU32(), 2), value0, value1);
|
|
var result = context.GlslPackDouble2x32(context.TypeFP64(), vector);
|
|
|
|
return new OperationResult(AggregateType.FP64, result);
|
|
}
|
|
|
|
private static OperationResult GeneratePackHalf2x16(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var value0 = context.GetFP32(operation.GetSource(0));
|
|
var value1 = context.GetFP32(operation.GetSource(1));
|
|
var vector = context.CompositeConstruct(context.TypeVector(context.TypeFP32(), 2), value0, value1);
|
|
var result = context.GlslPackHalf2x16(context.TypeU32(), vector);
|
|
|
|
return new OperationResult(AggregateType.U32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateReciprocalSquareRoot(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslInverseSqrt, null);
|
|
}
|
|
|
|
private static OperationResult GenerateReturn(CodeGenContext context, AstOperation operation)
|
|
{
|
|
context.Return();
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateRound(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslRoundEven, null);
|
|
}
|
|
|
|
private static OperationResult GenerateShiftLeft(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryS32(context, operation, context.Delegates.ShiftLeftLogical);
|
|
}
|
|
|
|
private static OperationResult GenerateShiftRightS32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryS32(context, operation, context.Delegates.ShiftRightArithmetic);
|
|
}
|
|
|
|
private static OperationResult GenerateShiftRightU32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinaryS32(context, operation, context.Delegates.ShiftRightLogical);
|
|
}
|
|
|
|
private static OperationResult GenerateShuffle(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var x = context.GetFP32(operation.GetSource(0));
|
|
var index = context.GetU32(operation.GetSource(1));
|
|
var mask = context.GetU32(operation.GetSource(2));
|
|
|
|
var const31 = context.Constant(context.TypeU32(), 31);
|
|
var const8 = context.Constant(context.TypeU32(), 8);
|
|
|
|
var clamp = context.BitwiseAnd(context.TypeU32(), mask, const31);
|
|
var segMask = context.BitwiseAnd(context.TypeU32(), context.ShiftRightLogical(context.TypeU32(), mask, const8), const31);
|
|
var notSegMask = context.Not(context.TypeU32(), segMask);
|
|
var clampNotSegMask = context.BitwiseAnd(context.TypeU32(), clamp, notSegMask);
|
|
var indexNotSegMask = context.BitwiseAnd(context.TypeU32(), index, notSegMask);
|
|
|
|
var threadId = context.GetAttribute(AggregateType.U32, AttributeConsts.LaneId, false);
|
|
|
|
var minThreadId = context.BitwiseAnd(context.TypeU32(), threadId, segMask);
|
|
var maxThreadId = context.BitwiseOr(context.TypeU32(), minThreadId, clampNotSegMask);
|
|
var srcThreadId = context.BitwiseOr(context.TypeU32(), indexNotSegMask, minThreadId);
|
|
var valid = context.ULessThanEqual(context.TypeBool(), srcThreadId, maxThreadId);
|
|
var value = context.SubgroupReadInvocationKHR(context.TypeFP32(), x, srcThreadId);
|
|
var result = context.Select(context.TypeFP32(), valid, value, x);
|
|
|
|
var validLocal = (AstOperand)operation.GetSource(3);
|
|
|
|
context.Store(context.GetLocalPointer(validLocal), context.BitcastIfNeeded(validLocal.VarType.Convert(), AggregateType.Bool, valid));
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateShuffleDown(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var x = context.GetFP32(operation.GetSource(0));
|
|
var index = context.GetU32(operation.GetSource(1));
|
|
var mask = context.GetU32(operation.GetSource(2));
|
|
|
|
var const31 = context.Constant(context.TypeU32(), 31);
|
|
var const8 = context.Constant(context.TypeU32(), 8);
|
|
|
|
var clamp = context.BitwiseAnd(context.TypeU32(), mask, const31);
|
|
var segMask = context.BitwiseAnd(context.TypeU32(), context.ShiftRightLogical(context.TypeU32(), mask, const8), const31);
|
|
var notSegMask = context.Not(context.TypeU32(), segMask);
|
|
var clampNotSegMask = context.BitwiseAnd(context.TypeU32(), clamp, notSegMask);
|
|
|
|
var threadId = context.GetAttribute(AggregateType.U32, AttributeConsts.LaneId, false);
|
|
|
|
var minThreadId = context.BitwiseAnd(context.TypeU32(), threadId, segMask);
|
|
var maxThreadId = context.BitwiseOr(context.TypeU32(), minThreadId, clampNotSegMask);
|
|
var srcThreadId = context.IAdd(context.TypeU32(), threadId, index);
|
|
var valid = context.ULessThanEqual(context.TypeBool(), srcThreadId, maxThreadId);
|
|
var value = context.SubgroupReadInvocationKHR(context.TypeFP32(), x, srcThreadId);
|
|
var result = context.Select(context.TypeFP32(), valid, value, x);
|
|
|
|
var validLocal = (AstOperand)operation.GetSource(3);
|
|
|
|
context.Store(context.GetLocalPointer(validLocal), context.BitcastIfNeeded(validLocal.VarType.Convert(), AggregateType.Bool, valid));
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateShuffleUp(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var x = context.GetFP32(operation.GetSource(0));
|
|
var index = context.GetU32(operation.GetSource(1));
|
|
var mask = context.GetU32(operation.GetSource(2));
|
|
|
|
var const31 = context.Constant(context.TypeU32(), 31);
|
|
var const8 = context.Constant(context.TypeU32(), 8);
|
|
|
|
var segMask = context.BitwiseAnd(context.TypeU32(), context.ShiftRightLogical(context.TypeU32(), mask, const8), const31);
|
|
|
|
var threadId = context.GetAttribute(AggregateType.U32, AttributeConsts.LaneId, false);
|
|
|
|
var minThreadId = context.BitwiseAnd(context.TypeU32(), threadId, segMask);
|
|
var srcThreadId = context.ISub(context.TypeU32(), threadId, index);
|
|
var valid = context.SGreaterThanEqual(context.TypeBool(), srcThreadId, minThreadId);
|
|
var value = context.SubgroupReadInvocationKHR(context.TypeFP32(), x, srcThreadId);
|
|
var result = context.Select(context.TypeFP32(), valid, value, x);
|
|
|
|
var validLocal = (AstOperand)operation.GetSource(3);
|
|
|
|
context.Store(context.GetLocalPointer(validLocal), context.BitcastIfNeeded(validLocal.VarType.Convert(), AggregateType.Bool, valid));
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateShuffleXor(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var x = context.GetFP32(operation.GetSource(0));
|
|
var index = context.GetU32(operation.GetSource(1));
|
|
var mask = context.GetU32(operation.GetSource(2));
|
|
|
|
var const31 = context.Constant(context.TypeU32(), 31);
|
|
var const8 = context.Constant(context.TypeU32(), 8);
|
|
|
|
var clamp = context.BitwiseAnd(context.TypeU32(), mask, const31);
|
|
var segMask = context.BitwiseAnd(context.TypeU32(), context.ShiftRightLogical(context.TypeU32(), mask, const8), const31);
|
|
var notSegMask = context.Not(context.TypeU32(), segMask);
|
|
var clampNotSegMask = context.BitwiseAnd(context.TypeU32(), clamp, notSegMask);
|
|
|
|
var threadId = context.GetAttribute(AggregateType.U32, AttributeConsts.LaneId, false);
|
|
|
|
var minThreadId = context.BitwiseAnd(context.TypeU32(), threadId, segMask);
|
|
var maxThreadId = context.BitwiseOr(context.TypeU32(), minThreadId, clampNotSegMask);
|
|
var srcThreadId = context.BitwiseXor(context.TypeU32(), threadId, index);
|
|
var valid = context.ULessThanEqual(context.TypeBool(), srcThreadId, maxThreadId);
|
|
var value = context.SubgroupReadInvocationKHR(context.TypeFP32(), x, srcThreadId);
|
|
var result = context.Select(context.TypeFP32(), valid, value, x);
|
|
|
|
var validLocal = (AstOperand)operation.GetSource(3);
|
|
|
|
context.Store(context.GetLocalPointer(validLocal), context.BitcastIfNeeded(validLocal.VarType.Convert(), AggregateType.Bool, valid));
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateSine(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslSin, null);
|
|
}
|
|
|
|
private static OperationResult GenerateSquareRoot(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslSqrt, null);
|
|
}
|
|
|
|
private static OperationResult GenerateStoreAttribute(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
var src3 = operation.GetSource(2);
|
|
|
|
if (!(src1 is AstOperand baseAttr) || baseAttr.Type != OperandType.Constant)
|
|
{
|
|
throw new InvalidOperationException($"First input of {nameof(Instruction.StoreAttribute)} must be a constant operand.");
|
|
}
|
|
|
|
SpvInstruction elemPointer;
|
|
AggregateType elemType;
|
|
|
|
if (src2 is AstOperand operand && operand.Type == OperandType.Constant)
|
|
{
|
|
int attrOffset = (baseAttr.Value & AttributeConsts.Mask) + (operand.Value << 2);
|
|
elemPointer = context.GetAttributeElemPointer(attrOffset, isOutAttr: true, index: null, out elemType);
|
|
}
|
|
else
|
|
{
|
|
var attr = context.Get(AggregateType.S32, src2);
|
|
elemPointer = context.GetAttributeElemPointer(attr, isOutAttr: true, index: null, out elemType);
|
|
}
|
|
|
|
var value = context.Get(elemType, src3);
|
|
context.Store(elemPointer, value);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateStoreLocal(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateStoreLocalOrShared(context, operation, StorageClass.Private, context.LocalMemory);
|
|
}
|
|
|
|
private static OperationResult GenerateStoreShared(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateStoreLocalOrShared(context, operation, StorageClass.Workgroup, context.SharedMemory);
|
|
}
|
|
|
|
private static OperationResult GenerateStoreLocalOrShared(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
StorageClass storageClass,
|
|
SpvInstruction memory)
|
|
{
|
|
var offset = context.Get(AggregateType.S32, operation.GetSource(0));
|
|
var value = context.Get(AggregateType.U32, operation.GetSource(1));
|
|
|
|
var elemPointer = context.AccessChain(context.TypePointer(storageClass, context.TypeU32()), memory, offset);
|
|
context.Store(elemPointer, value);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateStoreShared16(CodeGenContext context, AstOperation operation)
|
|
{
|
|
GenerateStoreSharedSmallInt(context, operation, 16);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateStoreShared8(CodeGenContext context, AstOperation operation)
|
|
{
|
|
GenerateStoreSharedSmallInt(context, operation, 8);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateStoreStorage(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var elemPointer = GetStorageElemPointer(context, operation);
|
|
context.Store(elemPointer, context.Get(AggregateType.U32, operation.GetSource(2)));
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateStoreStorage16(CodeGenContext context, AstOperation operation)
|
|
{
|
|
GenerateStoreStorageSmallInt(context, operation, 16);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateStoreStorage8(CodeGenContext context, AstOperation operation)
|
|
{
|
|
GenerateStoreStorageSmallInt(context, operation, 8);
|
|
|
|
return OperationResult.Invalid;
|
|
}
|
|
|
|
private static OperationResult GenerateSubtract(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateBinary(context, operation, context.Delegates.FSub, context.Delegates.ISub);
|
|
}
|
|
|
|
private static OperationResult GenerateSwizzleAdd(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var x = context.Get(AggregateType.FP32, operation.GetSource(0));
|
|
var y = context.Get(AggregateType.FP32, operation.GetSource(1));
|
|
var mask = context.Get(AggregateType.U32, operation.GetSource(2));
|
|
|
|
var v4float = context.TypeVector(context.TypeFP32(), 4);
|
|
var one = context.Constant(context.TypeFP32(), 1.0f);
|
|
var minusOne = context.Constant(context.TypeFP32(), -1.0f);
|
|
var zero = context.Constant(context.TypeFP32(), 0.0f);
|
|
var xLut = context.ConstantComposite(v4float, one, minusOne, one, zero);
|
|
var yLut = context.ConstantComposite(v4float, one, one, minusOne, one);
|
|
|
|
var threadId = context.GetAttribute(AggregateType.U32, AttributeConsts.LaneId, false);
|
|
var shift = context.BitwiseAnd(context.TypeU32(), threadId, context.Constant(context.TypeU32(), 3));
|
|
shift = context.ShiftLeftLogical(context.TypeU32(), shift, context.Constant(context.TypeU32(), 1));
|
|
var lutIdx = context.ShiftRightLogical(context.TypeU32(), mask, shift);
|
|
|
|
var xLutValue = context.VectorExtractDynamic(context.TypeFP32(), xLut, lutIdx);
|
|
var yLutValue = context.VectorExtractDynamic(context.TypeFP32(), yLut, lutIdx);
|
|
|
|
var xResult = context.FMul(context.TypeFP32(), x, xLutValue);
|
|
var yResult = context.FMul(context.TypeFP32(), y, yLutValue);
|
|
var result = context.FAdd(context.TypeFP32(), xResult, yResult);
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateTextureSample(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstTextureOperation texOp = (AstTextureOperation)operation;
|
|
|
|
bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0;
|
|
bool isGather = (texOp.Flags & TextureFlags.Gather) != 0;
|
|
bool hasDerivatives = (texOp.Flags & TextureFlags.Derivatives) != 0;
|
|
bool intCoords = (texOp.Flags & TextureFlags.IntCoords) != 0;
|
|
bool hasLodBias = (texOp.Flags & TextureFlags.LodBias) != 0;
|
|
bool hasLodLevel = (texOp.Flags & TextureFlags.LodLevel) != 0;
|
|
bool hasOffset = (texOp.Flags & TextureFlags.Offset) != 0;
|
|
bool hasOffsets = (texOp.Flags & TextureFlags.Offsets) != 0;
|
|
|
|
bool isArray = (texOp.Type & SamplerType.Array) != 0;
|
|
bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0;
|
|
bool isMultisample = (texOp.Type & SamplerType.Multisample) != 0;
|
|
bool isShadow = (texOp.Type & SamplerType.Shadow) != 0;
|
|
|
|
// TODO: Bindless texture support. For now we just return 0.
|
|
if (isBindless)
|
|
{
|
|
return new OperationResult(AggregateType.FP32, context.Constant(context.TypeFP32(), 0f));
|
|
}
|
|
|
|
// This combination is valid, but not available on GLSL.
|
|
// For now, ignore the LOD level and do a normal sample.
|
|
// TODO: How to implement it properly?
|
|
if (hasLodLevel && isArray && isShadow)
|
|
{
|
|
hasLodLevel = false;
|
|
}
|
|
|
|
int srcIndex = isBindless ? 1 : 0;
|
|
|
|
SpvInstruction Src(AggregateType type)
|
|
{
|
|
return context.Get(type, texOp.GetSource(srcIndex++));
|
|
}
|
|
|
|
SpvInstruction index = null;
|
|
|
|
if (isIndexed)
|
|
{
|
|
index = Src(AggregateType.S32);
|
|
}
|
|
|
|
int coordsCount = texOp.Type.GetDimensions();
|
|
|
|
int pCount = coordsCount;
|
|
|
|
int arrayIndexElem = -1;
|
|
|
|
if (isArray)
|
|
{
|
|
arrayIndexElem = pCount++;
|
|
}
|
|
|
|
AggregateType coordType = intCoords ? AggregateType.S32 : AggregateType.FP32;
|
|
|
|
SpvInstruction AssemblePVector(int count)
|
|
{
|
|
if (count > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[count];
|
|
|
|
for (int index = 0; index < count; index++)
|
|
{
|
|
if (arrayIndexElem == index)
|
|
{
|
|
elems[index] = Src(AggregateType.S32);
|
|
|
|
if (!intCoords)
|
|
{
|
|
elems[index] = context.ConvertSToF(context.TypeFP32(), elems[index]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
elems[index] = Src(coordType);
|
|
}
|
|
}
|
|
|
|
var vectorType = context.TypeVector(intCoords ? context.TypeS32() : context.TypeFP32(), count);
|
|
return context.CompositeConstruct(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
return Src(coordType);
|
|
}
|
|
}
|
|
|
|
SpvInstruction pCoords = AssemblePVector(pCount);
|
|
pCoords = ScalingHelpers.ApplyScaling(context, texOp, pCoords, intCoords, isBindless, isIndexed, isArray, pCount);
|
|
|
|
SpvInstruction AssembleDerivativesVector(int count)
|
|
{
|
|
if (count > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[count];
|
|
|
|
for (int index = 0; index < count; index++)
|
|
{
|
|
elems[index] = Src(AggregateType.FP32);
|
|
}
|
|
|
|
var vectorType = context.TypeVector(context.TypeFP32(), count);
|
|
return context.CompositeConstruct(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
return Src(AggregateType.FP32);
|
|
}
|
|
}
|
|
|
|
SpvInstruction dRef = null;
|
|
|
|
if (isShadow)
|
|
{
|
|
dRef = Src(AggregateType.FP32);
|
|
}
|
|
|
|
SpvInstruction[] derivatives = null;
|
|
|
|
if (hasDerivatives)
|
|
{
|
|
derivatives = new[]
|
|
{
|
|
AssembleDerivativesVector(coordsCount), // dPdx
|
|
AssembleDerivativesVector(coordsCount) // dPdy
|
|
};
|
|
}
|
|
|
|
SpvInstruction sample = null;
|
|
SpvInstruction lod = null;
|
|
|
|
if (isMultisample)
|
|
{
|
|
sample = Src(AggregateType.S32);
|
|
}
|
|
else if (hasLodLevel)
|
|
{
|
|
lod = Src(coordType);
|
|
}
|
|
|
|
SpvInstruction AssembleOffsetVector(int count)
|
|
{
|
|
if (count > 1)
|
|
{
|
|
SpvInstruction[] elems = new SpvInstruction[count];
|
|
|
|
for (int index = 0; index < count; index++)
|
|
{
|
|
elems[index] = Src(AggregateType.S32);
|
|
}
|
|
|
|
var vectorType = context.TypeVector(context.TypeS32(), count);
|
|
|
|
return context.ConstantComposite(vectorType, elems);
|
|
}
|
|
else
|
|
{
|
|
return Src(AggregateType.S32);
|
|
}
|
|
}
|
|
|
|
SpvInstruction[] offsets = null;
|
|
|
|
if (hasOffset)
|
|
{
|
|
offsets = new[] { AssembleOffsetVector(coordsCount) };
|
|
}
|
|
else if (hasOffsets)
|
|
{
|
|
offsets = new[]
|
|
{
|
|
AssembleOffsetVector(coordsCount),
|
|
AssembleOffsetVector(coordsCount),
|
|
AssembleOffsetVector(coordsCount),
|
|
AssembleOffsetVector(coordsCount)
|
|
};
|
|
}
|
|
|
|
SpvInstruction lodBias = null;
|
|
|
|
if (hasLodBias)
|
|
{
|
|
lodBias = Src(AggregateType.FP32);
|
|
}
|
|
|
|
SpvInstruction compIdx = null;
|
|
|
|
// textureGather* optional extra component index,
|
|
// not needed for shadow samplers.
|
|
if (isGather && !isShadow)
|
|
{
|
|
compIdx = Src(AggregateType.S32);
|
|
}
|
|
|
|
var operandsList = new List<SpvInstruction>();
|
|
var operandsMask = ImageOperandsMask.MaskNone;
|
|
|
|
if (hasLodBias)
|
|
{
|
|
operandsMask |= ImageOperandsMask.Bias;
|
|
operandsList.Add(lodBias);
|
|
}
|
|
|
|
if (!isMultisample && hasLodLevel)
|
|
{
|
|
operandsMask |= ImageOperandsMask.Lod;
|
|
operandsList.Add(lod);
|
|
}
|
|
|
|
if (hasDerivatives)
|
|
{
|
|
operandsMask |= ImageOperandsMask.Grad;
|
|
operandsList.Add(derivatives[0]);
|
|
operandsList.Add(derivatives[1]);
|
|
}
|
|
|
|
if (hasOffset)
|
|
{
|
|
operandsMask |= ImageOperandsMask.ConstOffset;
|
|
operandsList.Add(offsets[0]);
|
|
}
|
|
else if (hasOffsets)
|
|
{
|
|
operandsMask |= ImageOperandsMask.ConstOffsets;
|
|
SpvInstruction arrayv2 = context.TypeArray(context.TypeVector(context.TypeS32(), 2), context.Constant(context.TypeU32(), 4));
|
|
operandsList.Add(context.ConstantComposite(arrayv2, offsets[0], offsets[1], offsets[2], offsets[3]));
|
|
}
|
|
|
|
if (isMultisample)
|
|
{
|
|
operandsMask |= ImageOperandsMask.Sample;
|
|
operandsList.Add(sample);
|
|
}
|
|
|
|
bool colorIsVector = isGather || !isShadow;
|
|
var resultType = colorIsVector ? context.TypeVector(context.TypeFP32(), 4) : context.TypeFP32();
|
|
|
|
var meta = new TextureMeta(texOp.CbufSlot, texOp.Handle, texOp.Format);
|
|
|
|
(var imageType, var sampledImageType, var sampledImageVariable) = context.Samplers[meta];
|
|
|
|
var image = context.Load(sampledImageType, sampledImageVariable);
|
|
|
|
if (intCoords)
|
|
{
|
|
image = context.Image(imageType, image);
|
|
}
|
|
|
|
var operands = operandsList.ToArray();
|
|
|
|
SpvInstruction result;
|
|
|
|
if (intCoords)
|
|
{
|
|
result = context.ImageFetch(resultType, image, pCoords, operandsMask, operands);
|
|
}
|
|
else if (isGather)
|
|
{
|
|
if (isShadow)
|
|
{
|
|
result = context.ImageDrefGather(resultType, image, pCoords, dRef, operandsMask, operands);
|
|
}
|
|
else
|
|
{
|
|
result = context.ImageGather(resultType, image, pCoords, compIdx, operandsMask, operands);
|
|
}
|
|
}
|
|
else if (isShadow)
|
|
{
|
|
if (hasLodLevel)
|
|
{
|
|
result = context.ImageSampleDrefExplicitLod(resultType, image, pCoords, dRef, operandsMask, operands);
|
|
}
|
|
else
|
|
{
|
|
result = context.ImageSampleDrefImplicitLod(resultType, image, pCoords, dRef, operandsMask, operands);
|
|
}
|
|
}
|
|
else if (hasDerivatives || hasLodLevel)
|
|
{
|
|
result = context.ImageSampleExplicitLod(resultType, image, pCoords, operandsMask, operands);
|
|
}
|
|
else
|
|
{
|
|
result = context.ImageSampleImplicitLod(resultType, image, pCoords, operandsMask, operands);
|
|
}
|
|
|
|
if (colorIsVector)
|
|
{
|
|
result = context.CompositeExtract(context.TypeFP32(), result, (SpvLiteralInteger)texOp.Index);
|
|
}
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateTextureSize(CodeGenContext context, AstOperation operation)
|
|
{
|
|
AstTextureOperation texOp = (AstTextureOperation)operation;
|
|
|
|
bool isBindless = (texOp.Flags & TextureFlags.Bindless) != 0;
|
|
|
|
// TODO: Bindless texture support. For now we just return 0.
|
|
if (isBindless)
|
|
{
|
|
return new OperationResult(AggregateType.S32, context.Constant(context.TypeS32(), 0));
|
|
}
|
|
|
|
bool isIndexed = (texOp.Type & SamplerType.Indexed) != 0;
|
|
|
|
SpvInstruction index = null;
|
|
|
|
if (isIndexed)
|
|
{
|
|
index = context.GetS32(texOp.GetSource(0));
|
|
}
|
|
|
|
var meta = new TextureMeta(texOp.CbufSlot, texOp.Handle, texOp.Format);
|
|
|
|
(var imageType, var sampledImageType, var sampledImageVariable) = context.Samplers[meta];
|
|
|
|
var image = context.Load(sampledImageType, sampledImageVariable);
|
|
image = context.Image(imageType, image);
|
|
|
|
if (texOp.Index == 3)
|
|
{
|
|
return new OperationResult(AggregateType.S32, context.ImageQueryLevels(context.TypeS32(), image));
|
|
}
|
|
else
|
|
{
|
|
var type = context.SamplersTypes[meta];
|
|
bool hasLod = !type.HasFlag(SamplerType.Multisample) && type != SamplerType.TextureBuffer;
|
|
|
|
int dimensions = (type & SamplerType.Mask) == SamplerType.TextureCube ? 2 : type.GetDimensions();
|
|
|
|
if (type.HasFlag(SamplerType.Array))
|
|
{
|
|
dimensions++;
|
|
}
|
|
|
|
var resultType = dimensions == 1 ? context.TypeS32() : context.TypeVector(context.TypeS32(), dimensions);
|
|
|
|
SpvInstruction result;
|
|
|
|
if (hasLod)
|
|
{
|
|
int lodSrcIndex = isBindless || isIndexed ? 1 : 0;
|
|
var lod = context.GetS32(operation.GetSource(lodSrcIndex));
|
|
result = context.ImageQuerySizeLod(resultType, image, lod);
|
|
}
|
|
else
|
|
{
|
|
result = context.ImageQuerySize(resultType, image);
|
|
}
|
|
|
|
if (dimensions != 1)
|
|
{
|
|
result = context.CompositeExtract(context.TypeS32(), result, (SpvLiteralInteger)texOp.Index);
|
|
}
|
|
|
|
if (texOp.Index < 2 || (type & SamplerType.Mask) == SamplerType.Texture3D)
|
|
{
|
|
result = ScalingHelpers.ApplyUnscaling(context, texOp, result, isBindless, isIndexed);
|
|
}
|
|
|
|
return new OperationResult(AggregateType.S32, result);
|
|
}
|
|
}
|
|
|
|
private static OperationResult GenerateTruncate(CodeGenContext context, AstOperation operation)
|
|
{
|
|
return GenerateUnary(context, operation, context.Delegates.GlslTrunc, null);
|
|
}
|
|
|
|
private static OperationResult GenerateUnpackDouble2x32(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var value = context.GetFP64(operation.GetSource(0));
|
|
var vector = context.GlslUnpackDouble2x32(context.TypeVector(context.TypeU32(), 2), value);
|
|
var result = context.CompositeExtract(context.TypeU32(), vector, operation.Index);
|
|
|
|
return new OperationResult(AggregateType.U32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateUnpackHalf2x16(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var value = context.GetU32(operation.GetSource(0));
|
|
var vector = context.GlslUnpackHalf2x16(context.TypeVector(context.TypeFP32(), 2), value);
|
|
var result = context.CompositeExtract(context.TypeFP32(), vector, operation.Index);
|
|
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
|
|
private static OperationResult GenerateVoteAll(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var result = context.SubgroupAllKHR(context.TypeBool(), context.Get(AggregateType.Bool, operation.GetSource(0)));
|
|
return new OperationResult(AggregateType.Bool, result);
|
|
}
|
|
|
|
private static OperationResult GenerateVoteAllEqual(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var result = context.SubgroupAllEqualKHR(context.TypeBool(), context.Get(AggregateType.Bool, operation.GetSource(0)));
|
|
return new OperationResult(AggregateType.Bool, result);
|
|
}
|
|
|
|
private static OperationResult GenerateVoteAny(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var result = context.SubgroupAnyKHR(context.TypeBool(), context.Get(AggregateType.Bool, operation.GetSource(0)));
|
|
return new OperationResult(AggregateType.Bool, result);
|
|
}
|
|
|
|
private static OperationResult GenerateCompare(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitF,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitI)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
SpvInstruction result;
|
|
|
|
if (operation.Inst.HasFlag(Instruction.FP64))
|
|
{
|
|
result = emitF(context.TypeBool(), context.GetFP64(src1), context.GetFP64(src2));
|
|
}
|
|
else if (operation.Inst.HasFlag(Instruction.FP32))
|
|
{
|
|
result = emitF(context.TypeBool(), context.GetFP32(src1), context.GetFP32(src2));
|
|
}
|
|
else
|
|
{
|
|
result = emitI(context.TypeBool(), context.GetS32(src1), context.GetS32(src2));
|
|
}
|
|
|
|
return new OperationResult(AggregateType.Bool, result);
|
|
}
|
|
|
|
private static OperationResult GenerateCompareU32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitU)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
var result = emitU(context.TypeBool(), context.GetU32(src1), context.GetU32(src2));
|
|
|
|
return new OperationResult(AggregateType.Bool, result);
|
|
}
|
|
|
|
private static OperationResult GenerateAtomicMemoryBinary(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitU)
|
|
{
|
|
var value = context.GetU32(operation.GetSource(2));
|
|
|
|
SpvInstruction elemPointer;
|
|
Instruction mr = operation.Inst & Instruction.MrMask;
|
|
|
|
if (mr == Instruction.MrStorage)
|
|
{
|
|
elemPointer = GetStorageElemPointer(context, operation);
|
|
}
|
|
else if (mr == Instruction.MrShared)
|
|
{
|
|
var offset = context.GetU32(operation.GetSource(0));
|
|
elemPointer = context.AccessChain(context.TypePointer(StorageClass.Workgroup, context.TypeU32()), context.SharedMemory, offset);
|
|
}
|
|
else
|
|
{
|
|
throw new InvalidOperationException($"Invalid storage class \"{mr}\".");
|
|
}
|
|
|
|
var one = context.Constant(context.TypeU32(), 1);
|
|
var zero = context.Constant(context.TypeU32(), 0);
|
|
|
|
return new OperationResult(AggregateType.U32, emitU(context.TypeU32(), elemPointer, one, zero, value));
|
|
}
|
|
|
|
private static OperationResult GenerateAtomicMemoryCas(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var value0 = context.GetU32(operation.GetSource(2));
|
|
var value1 = context.GetU32(operation.GetSource(3));
|
|
|
|
SpvInstruction elemPointer;
|
|
Instruction mr = operation.Inst & Instruction.MrMask;
|
|
|
|
if (mr == Instruction.MrStorage)
|
|
{
|
|
elemPointer = GetStorageElemPointer(context, operation);
|
|
}
|
|
else if (mr == Instruction.MrShared)
|
|
{
|
|
var offset = context.GetU32(operation.GetSource(0));
|
|
elemPointer = context.AccessChain(context.TypePointer(StorageClass.Workgroup, context.TypeU32()), context.SharedMemory, offset);
|
|
}
|
|
else
|
|
{
|
|
throw new InvalidOperationException($"Invalid storage class \"{mr}\".");
|
|
}
|
|
|
|
var one = context.Constant(context.TypeU32(), 1);
|
|
var zero = context.Constant(context.TypeU32(), 0);
|
|
|
|
return new OperationResult(AggregateType.U32, context.AtomicCompareExchange(context.TypeU32(), elemPointer, one, zero, zero, value1, value0));
|
|
}
|
|
|
|
private static void GenerateStoreSharedSmallInt(CodeGenContext context, AstOperation operation, int bitSize)
|
|
{
|
|
var offset = context.Get(AggregateType.U32, operation.GetSource(0));
|
|
var value = context.Get(AggregateType.U32, operation.GetSource(1));
|
|
|
|
var wordOffset = context.ShiftRightLogical(context.TypeU32(), offset, context.Constant(context.TypeU32(), 2));
|
|
var bitOffset = context.BitwiseAnd(context.TypeU32(), offset, context.Constant(context.TypeU32(), 3));
|
|
bitOffset = context.ShiftLeftLogical(context.TypeU32(), bitOffset, context.Constant(context.TypeU32(), 3));
|
|
|
|
var memory = context.SharedMemory;
|
|
|
|
var elemPointer = context.AccessChain(context.TypePointer(StorageClass.Workgroup, context.TypeU32()), memory, wordOffset);
|
|
|
|
GenerateStoreSmallInt(context, elemPointer, bitOffset, value, bitSize);
|
|
}
|
|
|
|
private static void GenerateStoreStorageSmallInt(CodeGenContext context, AstOperation operation, int bitSize)
|
|
{
|
|
var i0 = context.Get(AggregateType.S32, operation.GetSource(0));
|
|
var offset = context.Get(AggregateType.U32, operation.GetSource(1));
|
|
var value = context.Get(AggregateType.U32, operation.GetSource(2));
|
|
|
|
var wordOffset = context.ShiftRightLogical(context.TypeU32(), offset, context.Constant(context.TypeU32(), 2));
|
|
var bitOffset = context.BitwiseAnd(context.TypeU32(), offset, context.Constant(context.TypeU32(), 3));
|
|
bitOffset = context.ShiftLeftLogical(context.TypeU32(), bitOffset, context.Constant(context.TypeU32(), 3));
|
|
|
|
var sbVariable = context.StorageBuffersArray;
|
|
|
|
var i1 = context.Constant(context.TypeS32(), 0);
|
|
|
|
var elemPointer = context.AccessChain(context.TypePointer(StorageClass.Uniform, context.TypeU32()), sbVariable, i0, i1, wordOffset);
|
|
|
|
GenerateStoreSmallInt(context, elemPointer, bitOffset, value, bitSize);
|
|
}
|
|
|
|
private static void GenerateStoreSmallInt(
|
|
CodeGenContext context,
|
|
SpvInstruction elemPointer,
|
|
SpvInstruction bitOffset,
|
|
SpvInstruction value,
|
|
int bitSize)
|
|
{
|
|
var loopStart = context.Label();
|
|
var loopEnd = context.Label();
|
|
|
|
context.Branch(loopStart);
|
|
context.AddLabel(loopStart);
|
|
|
|
var oldValue = context.Load(context.TypeU32(), elemPointer);
|
|
var newValue = context.BitFieldInsert(context.TypeU32(), oldValue, value, bitOffset, context.Constant(context.TypeU32(), bitSize));
|
|
|
|
var one = context.Constant(context.TypeU32(), 1);
|
|
var zero = context.Constant(context.TypeU32(), 0);
|
|
|
|
var result = context.AtomicCompareExchange(context.TypeU32(), elemPointer, one, zero, zero, newValue, oldValue);
|
|
var failed = context.INotEqual(context.TypeBool(), result, oldValue);
|
|
|
|
context.LoopMerge(loopEnd, loopStart, LoopControlMask.MaskNone);
|
|
context.BranchConditional(failed, loopStart, loopEnd);
|
|
|
|
context.AddLabel(loopEnd);
|
|
}
|
|
|
|
private static SpvInstruction GetStorageElemPointer(CodeGenContext context, AstOperation operation)
|
|
{
|
|
var sbVariable = context.StorageBuffersArray;
|
|
var i0 = context.Get(AggregateType.S32, operation.GetSource(0));
|
|
var i1 = context.Constant(context.TypeS32(), 0);
|
|
var i2 = context.Get(AggregateType.S32, operation.GetSource(1));
|
|
|
|
return context.AccessChain(context.TypePointer(StorageClass.Uniform, context.TypeU32()), sbVariable, i0, i1, i2);
|
|
}
|
|
|
|
private static OperationResult GenerateUnary(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction> emitF,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction> emitI)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
|
|
if (operation.Inst.HasFlag(Instruction.FP64))
|
|
{
|
|
return new OperationResult(AggregateType.FP64, emitF(context.TypeFP64(), context.GetFP64(source)));
|
|
}
|
|
else if (operation.Inst.HasFlag(Instruction.FP32))
|
|
{
|
|
return new OperationResult(AggregateType.FP32, emitF(context.TypeFP32(), context.GetFP32(source)));
|
|
}
|
|
else
|
|
{
|
|
return new OperationResult(AggregateType.S32, emitI(context.TypeS32(), context.GetS32(source)));
|
|
}
|
|
}
|
|
|
|
private static OperationResult GenerateUnaryBool(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction> emitB)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
return new OperationResult(AggregateType.Bool, emitB(context.TypeBool(), context.Get(AggregateType.Bool, source)));
|
|
}
|
|
|
|
private static OperationResult GenerateUnaryFP32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction> emit)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
return new OperationResult(AggregateType.FP32, emit(context.TypeFP32(), context.GetFP32(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateUnaryS32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction> emitS)
|
|
{
|
|
var source = operation.GetSource(0);
|
|
return new OperationResult(AggregateType.S32, emitS(context.TypeS32(), context.GetS32(source)));
|
|
}
|
|
|
|
private static OperationResult GenerateBinary(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitF,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitI)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
if (operation.Inst.HasFlag(Instruction.FP64))
|
|
{
|
|
var result = emitF(context.TypeFP64(), context.GetFP64(src1), context.GetFP64(src2));
|
|
context.Decorate(result, Decoration.NoContraction);
|
|
return new OperationResult(AggregateType.FP64, result);
|
|
}
|
|
else if (operation.Inst.HasFlag(Instruction.FP32))
|
|
{
|
|
var result = emitF(context.TypeFP32(), context.GetFP32(src1), context.GetFP32(src2));
|
|
context.Decorate(result, Decoration.NoContraction);
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
else
|
|
{
|
|
return new OperationResult(AggregateType.S32, emitI(context.TypeS32(), context.GetS32(src1), context.GetS32(src2)));
|
|
}
|
|
}
|
|
|
|
private static OperationResult GenerateBinaryBool(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitB)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
return new OperationResult(AggregateType.Bool, emitB(context.TypeBool(), context.Get(AggregateType.Bool, src1), context.Get(AggregateType.Bool, src2)));
|
|
}
|
|
|
|
private static OperationResult GenerateBinaryS32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitS)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
return new OperationResult(AggregateType.S32, emitS(context.TypeS32(), context.GetS32(src1), context.GetS32(src2)));
|
|
}
|
|
|
|
private static OperationResult GenerateBinaryU32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitU)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
|
|
return new OperationResult(AggregateType.U32, emitU(context.TypeU32(), context.GetU32(src1), context.GetU32(src2)));
|
|
}
|
|
|
|
private static OperationResult GenerateTernary(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitF,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitI)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
var src3 = operation.GetSource(2);
|
|
|
|
if (operation.Inst.HasFlag(Instruction.FP64))
|
|
{
|
|
var result = emitF(context.TypeFP64(), context.GetFP64(src1), context.GetFP64(src2), context.GetFP64(src3));
|
|
context.Decorate(result, Decoration.NoContraction);
|
|
return new OperationResult(AggregateType.FP64, result);
|
|
}
|
|
else if (operation.Inst.HasFlag(Instruction.FP32))
|
|
{
|
|
var result = emitF(context.TypeFP32(), context.GetFP32(src1), context.GetFP32(src2), context.GetFP32(src3));
|
|
context.Decorate(result, Decoration.NoContraction);
|
|
return new OperationResult(AggregateType.FP32, result);
|
|
}
|
|
else
|
|
{
|
|
return new OperationResult(AggregateType.S32, emitI(context.TypeS32(), context.GetS32(src1), context.GetS32(src2), context.GetS32(src3)));
|
|
}
|
|
}
|
|
|
|
private static OperationResult GenerateTernaryS32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitS)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
var src3 = operation.GetSource(2);
|
|
|
|
return new OperationResult(AggregateType.S32, emitS(
|
|
context.TypeS32(),
|
|
context.GetS32(src1),
|
|
context.GetS32(src2),
|
|
context.GetS32(src3)));
|
|
}
|
|
|
|
private static OperationResult GenerateTernaryU32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitU)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
var src3 = operation.GetSource(2);
|
|
|
|
return new OperationResult(AggregateType.U32, emitU(
|
|
context.TypeU32(),
|
|
context.GetU32(src1),
|
|
context.GetU32(src2),
|
|
context.GetU32(src3)));
|
|
}
|
|
|
|
private static OperationResult GenerateQuaternaryS32(
|
|
CodeGenContext context,
|
|
AstOperation operation,
|
|
Func<SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction, SpvInstruction> emitS)
|
|
{
|
|
var src1 = operation.GetSource(0);
|
|
var src2 = operation.GetSource(1);
|
|
var src3 = operation.GetSource(2);
|
|
var src4 = operation.GetSource(3);
|
|
|
|
return new OperationResult(AggregateType.S32, emitS(
|
|
context.TypeS32(),
|
|
context.GetS32(src1),
|
|
context.GetS32(src2),
|
|
context.GetS32(src3),
|
|
context.GetS32(src4)));
|
|
}
|
|
}
|
|
}
|