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Use Roslyn C# compiler server to improve script compilation times

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GoaLitiuM
2021-05-22 16:42:40 +03:00
parent a9609c7993
commit d401f57080
1 changed files with 31 additions and 6 deletions
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37
Source/Tools/Flax.Build/Build/DotNet/Builder.DotNet.cs
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@@ -46,22 +46,35 @@ namespace Flax.Build
var outputPath = Path.GetDirectoryName(buildData.Target.GetOutputFilePath(buildOptions));
var outputFile = Path.Combine(outputPath, binaryModuleName + ".CSharp.dll");
var outputDocFile = Path.Combine(outputPath, binaryModuleName + ".CSharp.xml");
string monoRoot, exePath;
string monoRoot, monoPath, cscPath;
switch (buildPlatform)
{
case TargetPlatform.Windows:
{
monoRoot = Path.Combine(Globals.EngineRoot, "Source", "Platforms", "Editor", "Windows", "Mono");
exePath = Path.Combine(monoRoot, "bin", "mono.exe");
// Prefer installed Roslyn C# compiler over Mono one
monoPath = null;
cscPath = Path.Combine(Path.GetDirectoryName(Deploy.VCEnvironment.MSBuildPath), "Roslyn", "csc.exe");
if (!File.Exists(cscPath))
{
// Fallback to Mono binaries
monoPath = Path.Combine(monoRoot, "bin", "mono.exe");
cscPath = Path.Combine(monoRoot, "lib", "mono", "4.5", "csc.exe");
}
break;
}
case TargetPlatform.Linux:
monoRoot = Path.Combine(Globals.EngineRoot, "Source", "Platforms", "Editor", "Linux", "Mono");
exePath = Path.Combine(monoRoot, "bin", "mono");
monoPath = Path.Combine(monoRoot, "bin", "mono");
cscPath = Path.Combine(monoRoot, "lib", "mono", "4.5", "csc.exe");
break;
default: throw new InvalidPlatformException(buildPlatform);
}
var cscPath = Path.Combine(monoRoot, "lib", "mono", "4.5", "csc.exe");
var referenceAssemblies = Path.Combine(monoRoot, "lib", "mono", "4.5-api");
var references = new HashSet<string>(buildOptions.ScriptingAPI.FileReferences);
foreach (var module in binaryModule)
{
if (!buildData.Modules.TryGetValue(module, out var moduleBuildOptions))
@@ -147,11 +160,23 @@ namespace Flax.Build
task.PrerequisiteFiles.AddRange(references);
task.ProducedFiles.Add(outputFile);
task.WorkingDirectory = workspaceRoot;
task.CommandPath = exePath;
task.CommandArguments = $"\"{cscPath}\" /noconfig @\"{responseFile}\"";
task.InfoMessage = "Compiling " + outputFile;
task.Cost = task.PrerequisiteFiles.Count;
if (monoPath != null)
{
task.CommandPath = monoPath;
task.CommandArguments = $"\"{cscPath}\" /noconfig @\"{responseFile}\"";
}
else
{
// The "/shared" flag enables the compiler server support:
// https://github.com/dotnet/roslyn/blob/main/docs/compilers/Compiler%20Server.md
task.CommandPath = cscPath;
task.CommandArguments = $"/noconfig /shared @\"{responseFile}\"";
}
// Copy referenced assemblies
foreach (var reference in buildOptions.ScriptingAPI.FileReferences)
{