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SPIR-V: Implement StoreShader8/16 and StoreStorage8/16

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gdk 2022-04-07 22:08:41 -03:00 committed by riperiperi
parent 3b444f0ea3
commit f18e7aa779
1 changed files with 95 additions and 0 deletions
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95
Ryujinx.Graphics.Shader/CodeGen/Spirv/Instructions.cs
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@ -125,7 +125,11 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv
Add(Instruction.StoreAttribute, GenerateStoreAttribute);
Add(Instruction.StoreLocal, GenerateStoreLocal);
Add(Instruction.StoreShared, GenerateStoreShared);
Add(Instruction.StoreShared16, GenerateStoreShared16);
Add(Instruction.StoreShared8, GenerateStoreShared8);
Add(Instruction.StoreStorage, GenerateStoreStorage);
Add(Instruction.StoreStorage16, GenerateStoreStorage16);
Add(Instruction.StoreStorage8, GenerateStoreStorage8);
Add(Instruction.Subtract, GenerateSubtract);
Add(Instruction.SwizzleAdd, GenerateSwizzleAdd);
Add(Instruction.TextureSample, GenerateTextureSample);
@ -1322,6 +1326,20 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv
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);
@ -1330,6 +1348,20 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv
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);
@ -1862,6 +1894,69 @@ namespace Ryujinx.Graphics.Shader.CodeGen.Spirv
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;