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Optimize out debug symbols generation for C# stdlib in Mono AOT builds

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This commit is contained in:
Wojtek Figat
2023-04-03 13:53:03 +02:00
parent 58e5c988af
commit d28be9cf44
1 changed files with 27 additions and 16 deletions
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43
Source/Tools/Flax.Build/Build/DotNet/DotNetAOT.cs
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@@ -259,23 +259,17 @@ namespace Flax.Build
}
}
// Setup options
var aotCompilerPath = Path.Combine(platformToolsRoot, "mono-aot-cross.exe");
var monoAotMode = "full";
var debugMode = configuration != TargetConfiguration.Release ? "soft-debug" : "nodebug";
var aotCompilerArgs = $"--aot={monoAotMode},verbose,stats,print-skipped,{debugMode} -O=all";
if (configuration != TargetConfiguration.Release)
aotCompilerArgs = "--debug " + aotCompilerArgs;
var envVars = new Dictionary<string, string>();
envVars["MONO_PATH"] = aotAssembliesPath + ";" + dotnetLibPath;
if (dotnetAotDebug)
{
envVars["MONO_LOG_LEVEL"] = "debug";
}
// Run compilation
var compileAssembly = (string assemblyPath) =>
{
// Determinate whether use debug information for that assembly
var useDebug = configuration != TargetConfiguration.Release;
if (!dotnetAotDebug && !inputFiles.Contains(assemblyPath))
{
// Don't use debug for C# stdlib assemblies by default to reduce build size and improve build time (except manually overriden)
useDebug = false;
}
// Skip if output is already generated and is newer than a source assembly
var outputFilePath = assemblyPath + buildPlatform.SharedLibraryFileExtension;
if (!File.Exists(outputFilePath) || File.GetLastWriteTime(assemblyPath) > File.GetLastWriteTime(outputFilePath))
@@ -287,17 +281,34 @@ namespace Flax.Build
Log.Info("");
}
// Setup options
var aotCompilerPath = Path.Combine(platformToolsRoot, "mono-aot-cross.exe");
var monoAotMode = "full";
var debugMode = useDebug ? "soft-debug" : "nodebug";
var aotCompilerArgs = $"--aot={monoAotMode},verbose,stats,print-skipped,{debugMode} -O=all";
if (useDebug || dotnetAotDebug)
aotCompilerArgs = "--debug " + aotCompilerArgs;
var envVars = new Dictionary<string, string>();
envVars["MONO_PATH"] = aotAssembliesPath + ";" + dotnetLibPath;
if (dotnetAotDebug)
{
envVars["MONO_LOG_LEVEL"] = "debug";
}
// Run cross-compiler compiler
Log.Info(" * " + assemblyPath);
Utilities.Run(aotCompilerPath, $"{aotCompilerArgs} \"{assemblyPath}\"", null, platformToolsRoot, Utilities.RunOptions.AppMustExist | Utilities.RunOptions.ThrowExceptionOnError | Utilities.RunOptions.ConsoleLogOutput, envVars);
}
// Skip if deployed file is already valid
var deployedFilePath = monoAssembliesOutputPath != null ? Path.Combine(monoAssembliesOutputPath, Path.GetFileName(outputFilePath)) : outputFilePath;
if (monoAssembliesOutputPath != null && (!File.Exists(deployedFilePath) || File.GetLastWriteTime(outputFilePath) > File.GetLastWriteTime(deployedFilePath)))
{
// Copy to the destination folder
Utilities.FileCopy(assemblyPath, Path.Combine(monoAssembliesOutputPath, Path.GetFileName(assemblyPath)));
var assemblyFileName = Path.GetFileName(assemblyPath);
Utilities.FileCopy(assemblyPath, Path.Combine(monoAssembliesOutputPath, assemblyFileName));
Utilities.FileCopy(outputFilePath, deployedFilePath);
if (configuration == TargetConfiguration.Debug || !(buildPlatform is Platforms.WindowsPlatformBase))
if (useDebug && File.Exists(outputFilePath + ".pdb"))
Utilities.FileCopy(outputFilePath + ".pdb", Path.Combine(monoAssembliesOutputPath, Path.GetFileName(outputFilePath + ".pdb")));
}
};