Implement Load/Store Local/Shared and Atomic shared using new instructions (#5241)

* Implement Load/Store Local/Shared and Atomic shared using new instructions

* Remove now unused code

* Fix base offset register overwrite

* Fix missing storage buffer set index when generating GLSL for Vulkan

* Shader cache version bump

* Remove more unused code

* Some PR feedback

1 files changed, 92 insertions, 0 deletions

diff --git a/src/Ryujinx.Graphics.Shader/Translation/Rewriter.cs b/src/Ryujinx.Graphics.Shader/Translation/Rewriter.cs
index baa88251..f5a524a0 100644
--- a/src/Ryujinx.Graphics.Shader/Translation/Rewriter.cs
+++ b/src/Ryujinx.Graphics.Shader/Translation/Rewriter.cs
@@ -1,6 +1,8 @@
 using Ryujinx.Graphics.Shader.IntermediateRepresentation;
 using Ryujinx.Graphics.Shader.StructuredIr;
+using Ryujinx.Graphics.Shader.Translation.Optimizations;
 using System.Collections.Generic;
+using System.Diagnostics;
 using System.Linq;
 
 using static Ryujinx.Graphics.Shader.IntermediateRepresentation.OperandHelper;
@@ -70,6 +72,15 @@ namespace Ryujinx.Graphics.Shader.Translation
                             }
                         }
                     }
+                    else
+                    {
+                        node = InsertSharedStoreSmallInt(hfm, node);
+
+                        if (config.Options.TargetLanguage != TargetLanguage.Spirv)
+                        {
+                            node = InsertSharedAtomicSigned(hfm, node);
+                        }
+                    }
                 }
             }
         }
@@ -171,6 +182,87 @@ namespace Ryujinx.Graphics.Shader.Translation
             operation.TurnIntoCopy(result);
         }
 
+        private static LinkedListNode<INode> InsertSharedStoreSmallInt(HelperFunctionManager hfm, LinkedListNode<INode> node)
+        {
+            Operation operation = (Operation)node.Value;
+            HelperFunctionName name;
+
+            if (operation.StorageKind == StorageKind.SharedMemory8)
+            {
+                name = HelperFunctionName.SharedStore8;
+            }
+            else if (operation.StorageKind == StorageKind.SharedMemory16)
+            {
+                name = HelperFunctionName.SharedStore16;
+            }
+            else
+            {
+                return node;
+            }
+
+            if (operation.Inst != Instruction.Store)
+            {
+                return node;
+            }
+
+            Operand memoryId = operation.GetSource(0);
+            Operand byteOffset = operation.GetSource(1);
+            Operand value = operation.GetSource(2);
+
+            Debug.Assert(memoryId.Type == OperandType.Constant);
+
+            int functionId = hfm.GetOrCreateFunctionId(name, memoryId.Value);
+
+            Operand[] callArgs = new Operand[] { Const(functionId), byteOffset, value };
+
+            LinkedListNode<INode> newNode = node.List.AddBefore(node, new Operation(Instruction.Call, 0, (Operand)null, callArgs));
+
+            Utils.DeleteNode(node, operation);
+
+            return newNode;
+        }
+
+        private static LinkedListNode<INode> InsertSharedAtomicSigned(HelperFunctionManager hfm, LinkedListNode<INode> node)
+        {
+            Operation operation = (Operation)node.Value;
+            HelperFunctionName name;
+
+            if (operation.Inst == Instruction.AtomicMaxS32)
+            {
+                name = HelperFunctionName.SharedAtomicMaxS32;
+            }
+            else if (operation.Inst == Instruction.AtomicMinS32)
+            {
+                name = HelperFunctionName.SharedAtomicMinS32;
+            }
+            else
+            {
+                return node;
+            }
+
+            if (operation.StorageKind != StorageKind.SharedMemory)
+            {
+                return node;
+            }
+
+            Operand result = operation.Dest;
+            Operand memoryId = operation.GetSource(0);
+            Operand byteOffset = operation.GetSource(1);
+            Operand value = operation.GetSource(2);
+
+            Debug.Assert(memoryId.Type == OperandType.Constant);
+
+            int functionId = hfm.GetOrCreateFunctionId(name, memoryId.Value);
+
+            Operand[] callArgs = new Operand[] { Const(functionId), byteOffset, value };
+
+            LinkedListNode<INode> newNode = node.List.AddBefore(node, new Operation(Instruction.Call, 0, result, callArgs));
+
+            Utils.DeleteNode(node, operation);
+
+            return newNode;
+        }
+
         private static LinkedListNode<INode> InsertTexelFetchScale(HelperFunctionManager hfm, LinkedListNode<INode> node, ShaderConfig config)
         {
             TextureOperation texOp = (TextureOperation)node.Value;