64 bit support

src/Benchmarks/Benchmark/Benchmark.csproj

@@ -4,7 +4,7 @@
     <TargetFramework>net8.0</TargetFramework>
     <DelaySign>false</DelaySign>
     <SignAssembly>false</SignAssembly>
-    <DefineConstants>$(DefineContants);CURRENT_VERSION_ONLY;RUN_COMPARISON_BENCHMARKS;FLATSHARP_7_0_0_OR_GREATER</DefineConstants>
+    <DefineConstants>$(DefineContants);CURRENT_VERSION_ONLY;FLATSHARP_7_0_0_OR_GREATER</DefineConstants>
     <RunAnalyzersDuringLiveAnalysis>False</RunAnalyzersDuringLiveAnalysis>
     <NeedsFlatSharpCompiler>true</NeedsFlatSharpCompiler>
   </PropertyGroup>

src/Benchmarks/Benchmark/Program.cs

@@ -48,7 +48,7 @@ public static void Main(string[] args)
 
             Job job = Job.ShortRun
                 .WithAnalyzeLaunchVariance(true)
-                .WithLaunchCount(7)
+                .WithLaunchCount(3)
                 .WithWarmupCount(3)
                 .WithIterationCount(5)
 #if AOT
@@ -58,14 +58,14 @@ public static void Main(string[] args)
 #else
                 .WithRuntime(CoreRuntime.Core80)
 #endif
-                ;
+            ;
 
             // job = job.WithEnvironmentVariable(new EnvironmentVariable("DOTNET_TieredPGO", "0"));
 
             var config = DefaultConfig.Instance
                  .AddColumn(new[] { StatisticColumn.P25, StatisticColumn.P95 })
                  .AddDiagnoser(MemoryDiagnoser.Default)
-                 .AddJob(job);
+                 .AddJob(job.DontEnforcePowerPlan());
 
             summaries.Add(BenchmarkRunner.Run(typeof(FBBench.FBSerializeBench), config));
             summaries.Add(BenchmarkRunner.Run(typeof(FBBench.FBDeserializeBench), config));

src/Benchmarks/Benchmark/Serializers/FlatSharpHelper.cs

@@ -16,11 +16,11 @@ internal class FlatSharpHelper
     private static FS.SortedVectorContainer sortedInts;
     private static FS.SortedVectorContainer unsortedInts;
 
-    public static int Prepare(int length)
+    public static long Prepare(int length)
     {
         BenchmarkUtilities.Prepare(length, out container);
         buffer = new byte[GetMaxSize()];
-        int bytesWritten = Serialize();
+        long bytesWritten = Serialize();
 
         sortedStrings = new() { SortedStrings = new List<SortedVectorStringKey>() };
         unsortedStrings = new() { UnsortedStrings = new List<SortedVectorStringKey>() };
@@ -41,14 +41,14 @@ public static int Prepare(int length)
         return bytesWritten;
     }
 
-    public static int GetMaxSize()
+    public static long GetMaxSize()
     {
         return FS.FooBarContainer.Serializer.GetMaxSize(container);
     }
 
-    public static int Serialize()
+    public static long Serialize()
     {
-        return FS.FooBarContainer.Serializer.Write(new SpanWriter(), buffer, container);
+        return FS.FooBarContainer.Serializer.Write(buffer, container);
     }
 
     public static int ParseAndTraverse(int iterations, FlatBufferDeserializationOption option)
@@ -63,15 +63,15 @@ public static int ParseAndTraversePartial(int iterations, FlatBufferDeserializat
         return BenchmarkUtilities.TraverseFooBarContainerPartial(parsed, iterations);
     }
 
-    public static int SerializeSortedStrings()
-        => FS.SortedVectorContainer.Serializer.Write(new SpanWriter(), buffer, sortedStrings);
+    public static long SerializeSortedStrings()
+        => FS.SortedVectorContainer.Serializer.Write(buffer, sortedStrings);
 
-    public static int SerializeUnsortedStrings()
-        => FS.SortedVectorContainer.Serializer.Write(new SpanWriter(), buffer, unsortedStrings);
+    public static long SerializeUnsortedStrings()
+        => FS.SortedVectorContainer.Serializer.Write(buffer, unsortedStrings);
 
-    public static int SerializeSortedInts()
-        => FS.SortedVectorContainer.Serializer.Write(new SpanWriter(), buffer, sortedInts);
+    public static long SerializeSortedInts()
+        => FS.SortedVectorContainer.Serializer.Write(buffer, sortedInts);
 
-    public static int SerializeUnsortedInts()
-        => FS.SortedVectorContainer.Serializer.Write(new SpanWriter(), buffer, unsortedInts);
+    public static long SerializeUnsortedInts()
+        => FS.SortedVectorContainer.Serializer.Write(buffer, unsortedInts);
 }

src/Benchmarks/Benchmark/Serializers/FlatSharpValueStructs.cs

@@ -9,21 +9,21 @@ internal class FlatSharpValueStructs
     private static byte[] buffer;
     private static FS.FooBarContainerValue container;
 
-    public static int Prepare(int length)
+    public static long Prepare(int length)
     {
         BenchmarkUtilities.Prepare(length, out container);
         buffer = new byte[GetMaxSize()];
         return Serialize();
     }
 
-    public static int GetMaxSize()
+    public static long GetMaxSize()
     {
         return FS.FooBarContainerValue.Serializer.GetMaxSize(container);
     }
 
-    public static int Serialize()
+    public static long Serialize()
     {
-        return FS.FooBarContainerValue.Serializer.Write(new SpanWriter(), buffer, container);
+        return FS.FooBarContainerValue.Serializer.Write(buffer, container);
     }
 
     public static int ParseAndTraverse(int iterations, FlatBufferDeserializationOption option)

src/Benchmarks/MicroBench.Current/Constants.cs

@@ -22,6 +22,7 @@ namespace Microbench
     using System.Linq;
     using FlatSharp;
     using FlatSharp.Internal;
+    using Microsoft.Diagnostics.Tracing.Parsers.FrameworkEventSource;
 
     public static class Constants
     {
@@ -61,6 +62,22 @@ public static class PrimitiveTables
                 Float = 1,
                 Double = 1,
             };
+
+            public static NestedTable RandomEntries = new()
+            {
+                Tables = Enumerable.Range(0, 1000).Select(i => new PrimitivesTable
+                {
+                    Bool = Random.Shared.Next() % 2 == 0,
+                    Byte = (byte)(Random.Shared.Next() % 2),
+                    SByte = (sbyte)(Random.Shared.Next() % 2),
+                    Short = (short)(Random.Shared.Next() % 2),
+                    UShort = (ushort)(Random.Shared.Next() % 2),
+                    Int = (int)(Random.Shared.Next() % 2),
+                    UInt = (uint)(Random.Shared.Next() % 2),
+                    Long = (long)(Random.Shared.Next() % 2),
+                    ULong = (ulong)(Random.Shared.Next() % 2),
+                }).ToArray(),
+            };
         }
 
         public static class StructTables
@@ -155,6 +172,7 @@ public static class Buffers
 
             public static readonly byte[] PrimitivesTable_Empty = AllocateAndSerialize(PrimitiveTables.Empty);
             public static readonly byte[] PrimitivesTable_Full = AllocateAndSerialize(PrimitiveTables.Full);
+            public static readonly byte[] PrimitivesTable_RandomEntries = AllocateAndSerialize(PrimitiveTables.RandomEntries);
 
             public static readonly byte[] StructTable_SingleRef = AllocateAndSerialize(StructTables.SingleRef);
             public static readonly byte[] StructTable_SingleValue = AllocateAndSerialize(StructTables.SingleValue);
@@ -169,7 +187,7 @@ public static class Buffers
         private static byte[] AllocateAndSerialize<T>(T value) where T : class, IFlatBufferSerializable<T>
         {
             byte[] buffer = new byte[value.Serializer.GetMaxSize(value)];
-            int length = value.Serializer.Write(buffer, value);
+            long length = value.Serializer.Write(buffer, value);
 
             return buffer;
         }

src/Benchmarks/MicroBench.Current/Program.cs

@@ -40,7 +40,9 @@ public static void Main(string[] args)
                 .WithLaunchCount(1)
                 .WithWarmupCount(3)
                 .WithIterationCount(6)
-                .WithRuntime(CoreRuntime.Core70);
+                .WithRuntime(CoreRuntime.Core80)
+                .DontEnforcePowerPlan();
+
                 //.WithEnvironmentVariable(new EnvironmentVariable("DOTNET_TieredPGO", "1"));
 
             var config = DefaultConfig.Instance

src/Benchmarks/MicroBench.Current/SerializeBenchmarks.cs

@@ -24,73 +24,79 @@ namespace Microbench
     public class SerializeBenchmarks
     {
         [Benchmark]
-        public int Serialize_StringTable_SingleString()
+        public long Serialize_StringTable_SingleString()
         {
             return StringTable.Serializer.Write(Constants.Buffers.StringTable_WithString, Constants.StringTables.WithString);
         }
 
         [Benchmark]
-        public int Serialize_StringTable_Vector()
+        public long Serialize_StringTable_Vector()
         {
             return StringTable.Serializer.Write(Constants.Buffers.StringTable_WithVector, Constants.StringTables.WithVector);
         }
 
         [Benchmark]
-        public int Serialize_StringTable_EmptyTable()
+        public long Serialize_StringTable_EmptyTable()
         {
             return StringTable.Serializer.Write(Constants.Buffers.Stringtable_Empty, Constants.StringTables.Empty);
         }
 
         [Benchmark]
-        public int Serialize_PrimitivesTable_Empty()
+        public long Serialize_PrimitivesTable_Empty()
         {
             return PrimitivesTable.Serializer.Write(Constants.Buffers.PrimitivesTable_Empty, Constants.PrimitiveTables.Empty);
         }
 
         [Benchmark]
-        public int Serialize_PrimitivesTable_Full()
+        public long Serialize_PrimitivesTable_Full()
         {
             return PrimitivesTable.Serializer.Write(Constants.Buffers.PrimitivesTable_Full, Constants.PrimitiveTables.Full);
         }
 
         [Benchmark]
-        public int Serialize_StructTable_SingleRef()
+        public long Serialize_PrimitivesTable_RandomlyPopulated()
+        {
+            return NestedTable.Serializer.Write(Constants.Buffers.PrimitivesTable_RandomEntries, Constants.PrimitiveTables.RandomEntries);
+        }
+
+        [Benchmark]
+        public long Serialize_StructTable_SingleRef()
         {
             return StructsTable.Serializer.Write(Constants.Buffers.StructTable_SingleRef, Constants.StructTables.SingleRef);
         }
 
         [Benchmark]
-        public int Serialize_StructTable_SingleValue()
+        public long Serialize_StructTable_SingleValue()
         {
             return StructsTable.Serializer.Write(Constants.Buffers.StructTable_SingleValue, Constants.StructTables.SingleValue);
         }
 
         [Benchmark]
-        public int Serialize_StructTable_VecRef()
+        public long Serialize_StructTable_VecRef()
         {
             return StructsTable.Serializer.Write(Constants.Buffers.StructTable_VecRef, Constants.StructTables.VectorRef);
         }
 
         [Benchmark]
-        public int Serialize_StructTable_VecValue()
+        public long Serialize_StructTable_VecValue()
         {
             return StructsTable.Serializer.Write(Constants.Buffers.StructTable_VecValue, Constants.StructTables.VectorValue);
         }
 
         [Benchmark]
-        public int Serialize_SafeUnion()
+        public long Serialize_SafeUnion()
         {
             return UnionTable.Serializer.Write(Constants.Buffers.UnionTable_Safe, Constants.UnionTables.Safe);
         }
 
         [Benchmark]
-        public int Serialize_UnsafeUnion()
+        public long Serialize_UnsafeUnion()
         {
             return UnionTable.Serializer.Write(Constants.Buffers.UnionTable_Unsafe, Constants.UnionTables.Unsafe);
         }
 
         [Benchmark]
-        public int Serialize_MixedUnion()
+        public long Serialize_MixedUnion()
         {
             return UnionTable.Serializer.Write(Constants.Buffers.UnionTable_Mixed, Constants.UnionTables.Mixed);
         }

src/Benchmarks/Microbench.fbs

@@ -31,6 +31,10 @@ table PrimitivesTable (fs_serializer:"Lazy") {
     Float : float;
 }
 
+table NestedTable (fs_serializer:"Lazy") {
+    Tables : [ PrimitivesTable ];
+}
+
 struct RefStruct (fs_writeThrough) { Value : int; }
 struct ValueStruct (fs_valueStruct) { Value : int; }
 
@@ -51,7 +55,6 @@ table SortedTable (fs_serializer:"Lazy")
     Ints : [IntKey] (fs_vector:"IIndexedVector");
 }
 
-
 struct ValueStructA (fs_valueStruct) { x : int; }
 struct ValueStructB (fs_valueStruct) { y : long; }
 struct ValueStructC (fs_valueStruct) { a : ValueStructA; b : ValueStructB; }

src/Directory.Build.props

@@ -3,7 +3,7 @@
     <SignAssembly Condition=" '$(SignAssembly)' == '' ">true</SignAssembly>
     <DelaySign>false</DelaySign>
     <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)\..\misc\strongname.snk</AssemblyOriginatorKeyFile>
-    <LangVersion>12.0</LangVersion>
+    <LangVersion>preview</LangVersion>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <NoWarn>$(NoWarn);CS8032</NoWarn>
     <DisableFastUpToDateCheck>True</DisableFastUpToDateCheck>

src/Directory.Packages.props

@@ -13,9 +13,12 @@
     <PackageVersion Include="Grpc.Core.Api" Version="2.61.0" />
     <PackageVersion Include="Grpc.Tools" Version="2.62.0" />
     <PackageVersion Include="MessagePack" Version="2.5.187" />
-    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" />
+    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.12.0-3.final" />
     <PackageVersion Include="Microsoft.CSharp" Version="4.7.0" />
-    <PackageVersion Include="Microsoft.Net.Compilers.Toolset" Version="4.9.2" />
+    <PackageVersion Include="Microsoft.Net.Compilers.Toolset" Version="4.12.0-3.final">
+      <PrivateAssets>all</PrivateAssets>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    </PackageVersion>
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageVersion Include="Microsoft.Testing.Extensions.TrxReport" Version="1.0.2" />
     <PackageVersion Include="Microsoft.TestPlatform.ObjectModel" Version="17.9.0" />

src/FlatSharp.Compiler/FlatSharp.Compiler.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
-    <TargetFrameworks>net6.0;net7.0;net8.0;net9.0</TargetFrameworks>
+    <TargetFrameworks>net8.0;net9.0</TargetFrameworks>
     <AssemblyName>FlatSharp.Compiler</AssemblyName>
     <RootNamespace>FlatSharp.Compiler</RootNamespace>
     <OutputType>Exe</OutputType>

src/FlatSharp.Compiler/FlatSharp.Compiler.nuspec

@@ -19,8 +19,6 @@
     <file src="FlatSharp.Compiler.targets" target="build/FlatSharp.Compiler.targets" />
     <file src="FlatSharp.Compiler.targets" target="tools/" />
 
-    <file src="$OutDir$\net6.0\**" target="tools/net6.0" />
-    <file src="$OutDir$\net7.0\**" target="tools/net7.0" />
     <file src="$OutDir$\net8.0\**" target="tools/net8.0" />
     <file src="$OutDir$\net9.0\**" target="tools/net9.0" />
   </files>