Remove AOT compiler binaries from all mono runtime packs (#51782)

Since we now package AOT compilers separately and include them in the mono workload, there is no longer a need to have them in the mono runtime packs.

You can find the AOT compiler packs in the net6 feed with the following format:

Microsoft.NETCore.App.Runtime.AOT.<host-rid>.Cross.<target-rid>

diff --git a/eng/liveBuilds.targets b/eng/liveBuilds.targets
index 1c5c5bf..66da71a 100644 (file)
--- a/eng/liveBuilds.targets
+++ b/eng/liveBuilds.targets
@@ -25,7 +25,7 @@
     <CoreCLRSharedFrameworkDir>$([MSBuild]::NormalizeDirectory('$(CoreCLRArtifactsPath)', 'sharedFramework'))</CoreCLRSharedFrameworkDir>
     <CoreCLRCrossgen2Dir>$([MSBuild]::NormalizeDirectory('$(CoreCLRArtifactsPath)', 'crossgen2'))</CoreCLRCrossgen2Dir>
 
-    <MonoCrossAOTDir>$([MSBuild]::NormalizeDirectory('$(MonoArtifactsPath)', 'cross'))</MonoCrossAOTDir>
+    <MonoAotCrossDir>$([MSBuild]::NormalizeDirectory('$(MonoArtifactsPath)', 'cross', $(TargetOS.ToLowerInvariant())-$(TargetArchitecture.ToLowerInvariant())))</MonoAotCrossDir>
 
     <LibrariesPackagesDir>$([MSBuild]::NormalizeDirectory('$(LibrariesArtifactsPath)', 'packages', '$(LibrariesConfiguration)'))</LibrariesPackagesDir>
     <LibrariesShippingPackagesDir>$([MSBuild]::NormalizeDirectory('$(LibrariesPackagesDir)', 'Shipping'))</LibrariesShippingPackagesDir>
@@ -109,8 +109,6 @@
         <IsNative>true</IsNative>
       </RuntimeFiles>
 
-      <MonoCrossFiles Condition="'$(TargetsMobile)' == 'true'"
-        Include="$(MonoArtifactsPath)\cross\**\*.*" />
       <MonoIncludeFiles Condition="'$(TargetsMobile)' == 'true'"
         Include="$(MonoArtifactsPath)\include\**\*.*" />
     </ItemGroup>

diff --git a/eng/testing/tests.mobile.targets b/eng/testing/tests.mobile.targets
index 00f9fc0..82b841d 100644 (file)
--- a/eng/testing/tests.mobile.targets
+++ b/eng/testing/tests.mobile.targets
@@ -102,14 +102,14 @@
     </RuntimeConfigParserTask>
 
     <MonoAOTCompiler Condition="'$(RunAOTCompilation)' == 'true'"
-        CompilerBinaryPath="$(MicrosoftNetCoreAppRuntimePackNativeDir)cross\$(PackageRID)\mono-aot-cross"
+        CompilerBinaryPath="$(MonoAotCrossCompilerPath)"
         OutputDir="$(_MobileIntermediateOutputPath)"
         Mode="Full"
         OutputType="AsmOnly"
         Assemblies="@(AotInputAssemblies)"
         AotModulesTablePath="$(BundleDir)\modules.c"
         UseLLVM="$(MonoEnableLLVM)"
-        LLVMPath="$(MicrosoftNetCoreAppRuntimePackNativeDir)cross\$(PackageRID)">
+        LLVMPath="$(MonoAotCrossDir)">
         <Output TaskParameter="CompiledAssemblies" ItemName="BundleAssemblies" />
     </MonoAOTCompiler>
 
@@ -173,7 +173,7 @@
     <RemoveDir Directories="$(BundleDir)" />
 
     <MonoAOTCompiler Condition="'$(RunAOTCompilation)' == 'true'"
-        CompilerBinaryPath="$(MicrosoftNetCoreAppRuntimePackNativeDir)cross\$(PackageRID)\mono-aot-cross"
+        CompilerBinaryPath="$(MonoAotCrossCompilerPath)"
         OutputDir="$(_MobileIntermediateOutputPath)"
         Mode="Full"
         OutputType="AsmOnly"
@@ -181,7 +181,7 @@
         AotModulesTablePath="$(BundleDir)\modules.m"
         AotModulesTableLanguage="ObjC"
         UseLLVM="$(MonoEnableLLVM)"
-        LLVMPath="$(MicrosoftNetCoreAppRuntimePackNativeDir)cross\$(PackageRID)">
+        LLVMPath="$(MonoAotCrossDir)">
         <Output TaskParameter="CompiledAssemblies" ItemName="BundleAssemblies" />
     </MonoAOTCompiler>
 

diff --git a/eng/testing/tests.targets b/eng/testing/tests.targets
index 17cee3f..fbde88b 100644 (file)
--- a/eng/testing/tests.targets
+++ b/eng/testing/tests.targets
@@ -20,6 +20,12 @@
     <RunScriptHost Condition="'$(TargetOS)' != 'windows'">$(RunScriptHostDir)dotnet</RunScriptHost>
   </PropertyGroup>
 
+  <!-- For both tests.mobile.targets and tests.wasm.targets -->
+  <PropertyGroup>
+    <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(MonoAotCrossDir), 'mono-aot-cross'))</MonoAotCrossCompilerPath>
+    <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
+  </PropertyGroup>
+
   <PropertyGroup>
     <ArchiveTestsAfterTargets>PrepareForRun</ArchiveTestsAfterTargets>
 

diff --git a/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.MonoCrossAOT.sfxproj b/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.MonoCrossAOT.sfxproj
index 613a744..9a719db 100644 (file)
--- a/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.MonoCrossAOT.sfxproj
+++ b/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.MonoCrossAOT.sfxproj
@@ -16,7 +16,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <NativeRuntimeAsset Include="$(MonoCrossAOTDir)$(TargetCrossRid)\**" TargetPath="tools/" />
+    <NativeRuntimeAsset Include="$(MonoAotCrossDir)$(TargetCrossRid)\**" TargetPath="tools/" />
     <NativeRuntimeAsset Include="$(MSBuildThisFileDirectory)Microsoft.NETCore.App.MonoCrossAOT.Sdk.props" TargetPath="Sdk/Sdk.props" />
   </ItemGroup>
 

diff --git a/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.Runtime.sfxproj b/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.Runtime.sfxproj
index ab62ea2..e6485dd 100644 (file)
--- a/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.Runtime.sfxproj
+++ b/src/installer/pkg/sfx/Microsoft.NETCore.App/Microsoft.NETCore.App.Runtime.sfxproj
@@ -77,10 +77,6 @@
       </RuntimeFiles>
 
       <RuntimeFiles Condition="'$(TargetsMobile)' == 'true'"
-        Include="@(MonoCrossFiles)">
-        <TargetPath>runtimes/$(RuntimeIdentifier)/native/cross/%(RecursiveDir)</TargetPath>
-      </RuntimeFiles>
-      <RuntimeFiles Condition="'$(TargetsMobile)' == 'true'"
         Include="@(MonoIncludeFiles)"
         ExcludeFromDataFiles="true">
         <TargetPath>runtimes/$(RuntimeIdentifier)/native/include/%(RecursiveDir)</TargetPath>

diff --git a/src/libraries/sendtohelixhelp.proj b/src/libraries/sendtohelixhelp.proj
index 3fc9150..0a95563 100644 (file)
--- a/src/libraries/sendtohelixhelp.proj
+++ b/src/libraries/sendtohelixhelp.proj
@@ -256,6 +256,11 @@
       <WasmBuildTargetsDir>$([MSBuild]::NormalizeDirectory('$(RepoRoot)', 'src', 'mono', 'wasm', 'build'))</WasmBuildTargetsDir>
     </PropertyGroup>
 
+    <PropertyGroup Condition="'$(RuntimeFlavor)' == 'Mono'">
+      <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(MonoAotCrossDir), 'mono-aot-cross'))</MonoAotCrossCompilerPath>
+      <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
+    </PropertyGroup>
+
     <Message Condition="'$(TargetOS)' == 'Browser'" Importance="High" Text="Using emsdk: $(EmSdkDir)" />
 
     <PropertyGroup Condition="'$(RuntimeFlavor)' == 'CoreCLR' and '$(BUILD_BUILDID)' != ''">
@@ -275,6 +280,7 @@
       <HelixCorrelationPayload Include="$(MonoAOTCompilerDir)"                   Destination="build/MonoAOTCompiler" />
       <HelixCorrelationPayload Include="$(MicrosoftNetCoreAppRuntimePackDir)"    Destination="build/microsoft.netcore.app.runtime.browser-wasm" />
       <HelixCorrelationPayload Include="$(WasmBuildTargetsDir)"                  Destination="build/wasm" />
+      <HelixCorrelationPayload Include="$(MonoAotCrossDir)"                      Destination="build/cross" />
     </ItemGroup>
 
     <ItemGroup Condition="'$(TargetOS)' != 'Android' and '$(TargetOS)' != 'iOS' and '$(TargetOS)' != 'iOSSimulator' and '$(TargetOS)' != 'tvOS' and '$(TargetOS)' != 'tvOSSimulator'">

diff --git a/src/mono/Directory.Build.props b/src/mono/Directory.Build.props
index 9f8a62f..356a317 100644 (file)
--- a/src/mono/Directory.Build.props
+++ b/src/mono/Directory.Build.props
@@ -51,6 +51,12 @@
     <MonoAOTLLVMDir Condition="'$(MonoAOTLLVMDir)' == ''">$([MSBuild]::NormalizeDirectory('$(MonoObjDir)', 'cross', 'llvm'))</MonoAOTLLVMDir>
   </PropertyGroup>
 
+  <PropertyGroup>
+    <MonoAotCrossDir>$([MSBuild]::NormalizePath($(RuntimeBinDir), 'cross', '$(TargetOS.ToLowerInvariant())-$(TargetArchitecture.ToLowerInvariant())'))</MonoAotCrossDir>
+    <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(MonoAotCrossDir), 'mono-aot-cross'))</MonoAotCrossCompilerPath>
+    <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
+  </PropertyGroup>
+
   <!-- Paths for Mobile App Projects  -->
   <PropertyGroup>
     <AppleAppBuilderProjDirectory>$([MSBuild]::NormalizeDirectory('$(RepoTasksDir)', 'AppleAppBuilder'))</AppleAppBuilderProjDirectory>

diff --git a/src/mono/sample/Android/AndroidSampleApp.csproj b/src/mono/sample/Android/AndroidSampleApp.csproj
index 8dbf637..14fba9d 100644 (file)
--- a/src/mono/sample/Android/AndroidSampleApp.csproj
+++ b/src/mono/sample/Android/AndroidSampleApp.csproj
@@ -59,14 +59,14 @@
     <Message Importance="High" Text="SourceDir: $(OutputPath)" />
 
     <MonoAOTCompiler Condition="'$(ForceAOT)' == 'true'"
-        CompilerBinaryPath="$(MicrosoftNetCoreAppRuntimePackDir)native\cross\android-$(TargetArchitecture)\mono-aot-cross"
+        CompilerBinaryPath="$(MonoAotCrossCompilerPath)"
         OutputDir="$(_MobileIntermediateOutputPath)"
         Mode="Full"
         OutputType="AsmOnly"
         Assemblies="@(AotInputAssemblies)"
         AotModulesTablePath="$(BundleDir)\modules.c"
         UseLLVM="$(UseLLVM)"
-        LLVMPath="$(MicrosoftNetCoreAppRuntimePackDir)native\cross\android-$(TargetArchitecture)">
+        LLVMPath="$(MonoAotCrossDir)">
         <Output TaskParameter="CompiledAssemblies" ItemName="BundleAssemblies" />
     </MonoAOTCompiler>
 

diff --git a/src/mono/sample/iOS/Program.csproj b/src/mono/sample/iOS/Program.csproj
index 580d61c..0fc7772 100644 (file)
--- a/src/mono/sample/iOS/Program.csproj
+++ b/src/mono/sample/iOS/Program.csproj
@@ -58,14 +58,15 @@
 
     <MonoAOTCompiler
         Condition="'$(RunAOTCompilation)' == 'true'"
-        CompilerBinaryPath="$(MicrosoftNetCoreAppRuntimePackDir)native\cross\$(RuntimeIdentifier)\mono-aot-cross"
+        CompilerBinaryPath="$(MonoAotCrossCompilerPath)"
         Mode="Full"
         OutputType="AsmOnly"
         Assemblies="@(AotInputAssemblies)"
         AotModulesTablePath="$(AppDir)\modules.m"
         AotModulesTableLanguage="ObjC"
+        OutputDir="$(PublishDir)"
         UseLLVM="$(UseLLVM)"
-        LLVMPath="$(MicrosoftNetCoreAppRuntimePackDir)native\cross\$(RuntimeIdentifier)">
+        LLVMPath="$(MonoAotCrossDir)">
         <Output TaskParameter="CompiledAssemblies" ItemName="BundleAssemblies" />
     </MonoAOTCompiler>
 

diff --git a/src/mono/wasm/build/WasmApp.InTree.props b/src/mono/wasm/build/WasmApp.InTree.props
index 87bcc07..42b7574 100644 (file)
--- a/src/mono/wasm/build/WasmApp.InTree.props
+++ b/src/mono/wasm/build/WasmApp.InTree.props
@@ -8,7 +8,6 @@
     <TargetFramework>$(NetCoreAppToolCurrent)</TargetFramework>
     <MicrosoftNetCoreAppRuntimePackRidDir>$([MSBuild]::NormalizeDirectory($(ArtifactsBinDir), 'microsoft.netcore.app.runtime.browser-wasm', $(Configuration), 'runtimes', 'browser-wasm'))</MicrosoftNetCoreAppRuntimePackRidDir>
     <EMSDK_PATH Condition="'$(EMSDK_PATH)' == '' and '$(MonoProjectRoot)' != ''">$([MSBuild]::NormalizeDirectory($(MonoProjectRoot), 'wasm', 'emsdk'))</EMSDK_PATH>
-
     <RunAOTCompilation Condition="'$(RunAOTCompilation)' == ''">false</RunAOTCompilation>
     <PublishTrimmed>true</PublishTrimmed>
     <TrimMode>link</TrimMode>

diff --git a/src/mono/wasm/build/WasmApp.LocalBuild.props b/src/mono/wasm/build/WasmApp.LocalBuild.props
index f0b08f1..f72076b 100644 (file)
--- a/src/mono/wasm/build/WasmApp.LocalBuild.props
+++ b/src/mono/wasm/build/WasmApp.LocalBuild.props
@@ -34,6 +34,10 @@
     <WasmAppBuilderDir>$([MSBuild]::NormalizeDirectory('$(ArtifactsBinDir)', 'WasmAppBuilder', 'Debug', '$(_NetCoreAppToolCurrent)', 'publish'))</WasmAppBuilderDir>
     <WasmBuildTasksDir>$([MSBuild]::NormalizeDirectory('$(ArtifactsBinDir)', 'WasmBuildTasks', 'Debug', '$(_NetCoreAppToolCurrent)', 'publish'))</WasmBuildTasksDir>
     <MonoAOTCompilerDir>$([MSBuild]::NormalizeDirectory('$(ArtifactsBinDir)', 'MonoAOTCompiler', 'Debug', '$(_NetCoreAppToolCurrent)'))</MonoAOTCompilerDir>
+
+    <MonoArtifactsPath>$([MSBuild]::NormalizeDirectory('$(ArtifactsBinDir)', 'mono', '$(TargetOS).$(TargetArchitecture).$(RuntimeConfig)'))</MonoArtifactsPath>
+    <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(MonoArtifactsPath), 'cross', '$(TargetOS.ToLowerInvariant())-$(TargetArchitecture.ToLowerInvariant())', 'mono-aot-cross'))</MonoAotCrossCompilerPath>
+    <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
   </PropertyGroup>
 
   <PropertyGroup Condition="'$(RuntimeSrcDir)' == '' and '$(WasmBuildSupportDir)' != ''">
@@ -43,13 +47,13 @@
     <MonoAOTCompilerDir>$([MSBuild]::NormalizeDirectory($(BuildBaseDir), 'MonoAOTCompiler'))</MonoAOTCompilerDir>
     <WasmAppBuilderDir>$([MSBuild]::NormalizeDirectory($(BuildBaseDir), 'WasmAppBuilder'))</WasmAppBuilderDir>
     <WasmBuildTasksDir>$([MSBuild]::NormalizeDirectory($(BuildBaseDir), 'WasmBuildTasks'))</WasmBuildTasksDir>
+
+    <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(BuildBaseDir), 'cross', 'mono-aot-cross'))</MonoAotCrossCompilerPath>
+    <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
   </PropertyGroup>
 
   <PropertyGroup>
     <MicrosoftNetCoreAppRuntimePackRidDir>$([MSBuild]::NormalizeDirectory($(MicrosoftNetCoreAppRuntimePackLocationToUse), 'runtimes', 'browser-wasm'))</MicrosoftNetCoreAppRuntimePackRidDir>
-    <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(MicrosoftNetCoreAppRuntimePackRidDir), 'native', 'cross', $(RuntimeIdentifier), 'mono-aot-cross'))</MonoAotCrossCompilerPath>
-    <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
-
     <WasmAppBuilderTasksAssemblyPath>$([MSBuild]::NormalizePath('$(WasmAppBuilderDir)', 'WasmAppBuilder.dll'))</WasmAppBuilderTasksAssemblyPath>
     <WasmBuildTasksAssemblyPath>$([MSBuild]::NormalizePath('$(WasmBuildTasksDir)', 'WasmBuildTasks.dll'))</WasmBuildTasksAssemblyPath>
     <MonoAOTCompilerTasksAssemblyPath>$([MSBuild]::NormalizePath('$(MonoAOTCompilerDir)', 'MonoAOTCompiler.dll'))</MonoAOTCompilerTasksAssemblyPath>

diff --git a/src/mono/wasm/build/WasmApp.LocalBuild.targets b/src/mono/wasm/build/WasmApp.LocalBuild.targets
index 9fdf8de..636f0b1 100644 (file)
--- a/src/mono/wasm/build/WasmApp.LocalBuild.targets
+++ b/src/mono/wasm/build/WasmApp.LocalBuild.targets
@@ -60,9 +60,6 @@
 
     <PropertyGroup>
       <MicrosoftNetCoreAppRuntimePackRidDir>$([MSBuild]::NormalizeDirectory($(MicrosoftNetCoreAppRuntimePackLocationToUse), 'runtimes', 'browser-wasm'))</MicrosoftNetCoreAppRuntimePackRidDir>
-      <MonoAotCrossCompilerPath>$([MSBuild]::NormalizePath($(MicrosoftNetCoreAppRuntimePackRidDir), 'native', 'cross', $(RuntimeIdentifier), 'mono-aot-cross'))</MonoAotCrossCompilerPath>
-      <MonoAotCrossCompilerPath Condition="$([MSBuild]::IsOSPlatform('WINDOWS'))">$(MonoAotCrossCompilerPath).exe</MonoAotCrossCompilerPath>
-
       <WasmAppBuilderTasksAssemblyPath>$([MSBuild]::NormalizePath('$(WasmAppBuilderDir)', 'WasmAppBuilder.dll'))</WasmAppBuilderTasksAssemblyPath>
       <WasmBuildTasksAssemblyPath>$([MSBuild]::NormalizePath('$(WasmBuildTasksDir)', 'WasmBuildTasks.dll'))</WasmBuildTasksAssemblyPath>
       <MonoAOTCompilerTasksAssemblyPath>$([MSBuild]::NormalizePath('$(MonoAOTCompilerDir)', 'MonoAOTCompiler.dll'))</MonoAOTCompilerTasksAssemblyPath>

diff --git a/src/mono/wasm/build/WasmApp.targets b/src/mono/wasm/build/WasmApp.targets
index 3e7e4da..d7b72ee 100644 (file)
--- a/src/mono/wasm/build/WasmApp.targets
+++ b/src/mono/wasm/build/WasmApp.targets
@@ -86,7 +86,8 @@
     <Error Condition="'@(_WasmAssembliesInternal)' == ''" Text="Item _WasmAssembliesInternal is empty" />
     <Error Condition="'$(_IsEMSDKMissing)' == 'true'"
            Text="$(_EMSDKMissingErrorMessage) Emscripten SDK is required for AOT'ing assemblies." />
-    <Error Condition="!Exists('$(MonoAotCrossCompilerPath)')" Text="MonoAotCrossCompilerPath=$(MonoAotCrossCompilerPath) doesn't exist" />
+    <Error Condition="'$(MonoAotCrossCompilerPath)' == '' or !Exists('$(MonoAotCrossCompilerPath)')"
+           Text="Could not find AOT cross compiler at %24(MonoAotCrossCompilerPath)=$(MonoAotCrossCompilerPath)" />
 
     <ItemGroup>
       <MonoAOTCompilerDefaultAotArguments Include="no-opt" />
@@ -223,7 +224,6 @@
       <WasmAppDir>$([MSBuild]::NormalizeDirectory($(WasmAppDir)))</WasmAppDir>
       <MicrosoftNetCoreAppRuntimePackRidDir>$([MSBuild]::NormalizeDirectory($(MicrosoftNetCoreAppRuntimePackRidDir)))</MicrosoftNetCoreAppRuntimePackRidDir>
       <MicrosoftNetCoreAppRuntimePackRidNativeDir>$([MSBuild]::NormalizeDirectory($(MicrosoftNetCoreAppRuntimePackRidDir), 'native'))</MicrosoftNetCoreAppRuntimePackRidNativeDir>
-      <MonoAotCrossCompilerPath Condition="'$(MonoAotCrossCompilerPath)' == ''">$([MSBuild]::NormalizePath($(MicrosoftNetCoreAppRuntimePackRidNativeDir), 'cross', $(RuntimeIdentifier), 'mono-aot-cross$(_ExeExt)'))</MonoAotCrossCompilerPath>
       <!-- emcc, and mono-aot-cross don't like relative paths for output files -->
       <_WasmIntermediateOutputPath>$([MSBuild]::NormalizeDirectory($(IntermediateOutputPath), 'wasm'))</_WasmIntermediateOutputPath>
     </PropertyGroup>
@@ -352,6 +352,8 @@
   <Target Name="_WasmBuildNative" DependsOnTargets="_WasmAotCompileApp;_WasmStripAOTAssemblies;_GenerateDriverGenC;_CheckEmccIsExpectedVersion" Condition="'$(WasmBuildNative)' == 'true'">
     <Error Condition="'$(_IsEMSDKMissing)' == 'true'"
            Text="$(_EMSDKMissingErrorMessage) Emscripten SDK is required for building native files." />
+    <Error Condition="'$(MonoAotCrossCompilerPath)' == '' or !Exists('$(MonoAotCrossCompilerPath)')"
+           Text="Could not find AOT cross compiler at %24(MonoAotCrossCompilerPath)=$(MonoAotCrossCompilerPath)" />
 
     <PropertyGroup>
       <EmccFlagsFile>$([MSBuild]::NormalizePath($(MicrosoftNetCoreAppRuntimePackRidNativeDir), 'src', 'emcc-flags.txt'))</EmccFlagsFile>