Add perf pipeline (dotnet/coreclr#26188)

* Add performance testing pipeline

* Specify netcoreapp5.0 framework

* Add windows x86

* Address feedback

* Remove stale comment

* Remove unnecessary parameters


Commit migrated from dotnet/coreclr@a337302

eng/perf-job.yml

@@ -0,0 +1,73 @@
+parameters:
+  buildConfig: ''
+  archType: ''
+  osGroup: ''
+  osIdentifier: ''
+  container: ''
+  framework: netcoreapp5.0 # Specify the appropriate framework when running release branches (ie netcoreapp3.0 for release/3.0)
+
+### Perf job
+
+### Each perf job depends on a corresponding build job with the same
+### buildConfig and archType.
+
+jobs:
+- template: /eng/common/templates/job/performance.yml
+  parameters:
+    # Compute job name from template parameters
+    jobName: ${{ format('perfbuild_{0}_{1}_{2}', parameters.osIdentifier, parameters.archType, parameters.buildConfig) }}
+    displayName: ${{ format('Performance {0} {1} {2}', parameters.osIdentifier, parameters.archType, parameters.buildConfig) }}
+    pool: 
+      # Public Linux Build Pool
+      ${{ if and(eq(parameters.osGroup, 'Linux'), eq(variables['System.TeamProject'], 'public')) }}:
+        name:  NetCorePublic-Pool
+        queue: BuildPool.Ubuntu.1604.Amd64.Open
+      # Public Windows Build Pool
+      ${{ if and(eq(parameters.osGroup, 'Windows_NT'), eq(variables['System.TeamProject'], 'public')) }}:
+        name: NetCorePublic-Pool
+        queue: BuildPool.Windows.10.Amd64.VS2017.Open
+
+    # Test job depends on the corresponding build job
+    dependsOn: ${{ format('build_{0}_{1}_{2}', parameters.osIdentifier, parameters.archType, parameters.buildConfig) }}
+
+    # Run all steps in the container.
+    ${{ if ne(parameters.container, '') }}:
+      ${{ if eq(parameters.container.registry, 'mcr') }}:
+        container: ${{ format('{0}:{1}', 'mcr.microsoft.com/dotnet-buildtools/prereqs', parameters.container.image) }}
+      ${{ if ne(parameters.container.registry, 'mcr') }}:
+        container: ${{ format('{0}:{1}', parameters.container.registry, parameters.container.image) }}
+
+    ${{ if eq(parameters.osGroup, 'Windows_NT') }}:
+      extraSetupParameters: -CoreRootDirectory $(Build.SourcesDirectory)\bin\tests\${{ parameters.osGroup }}.${{ parameters.archType }}.Release\Tests\Core_Root -Architecture ${{ parameters.archType }} -Framework ${{ parameters.framework }}
+    ${{ if ne(parameters.osGroup, 'Windows_NT') }}:
+      extraSetupParameters: --corerootdirectory $(Build.SourcesDirectory)/bin/tests/${{ parameters.osGroup }}.${{ parameters.archType }}.Release/Tests/Core_Root --architecture ${{ parameters.archType }} -Framework ${{ parameters.framework }}
+
+    steps:
+    # Extra steps that will be passed to the performance template and run before sending the job to helix (all of which is done in the template)
+
+    # Download product binaries directory
+    - task: DownloadBuildArtifacts@0
+      displayName: Download product build
+      inputs:
+        buildType: current
+        downloadType: single
+        artifactName: ${{ format('BinDir_{0}_{1}_{2}', parameters.osIdentifier, parameters.archType, parameters.buildConfig) }}
+        downloadPath: $(System.ArtifactsDirectory)
+
+
+    # Populate Product directory
+    - task: CopyFiles@2
+      displayName: Populate Product directory
+      inputs:
+        sourceFolder: $(System.ArtifactsDirectory)/${{ format('BinDir_{0}_{1}_{2}', parameters.osIdentifier, parameters.archType, parameters.buildConfig) }}
+        contents: '**'
+        targetFolder: $(Build.SourcesDirectory)/bin/Product/${{ parameters.osGroup }}.${{ parameters.archType }}.Release
+
+    # Create Core_Root
+    - ${{ if ne(parameters.osGroup, 'Windows_NT') }}:
+      - script: ./build-test.sh ${{ parameters.buildConfig }} ${{ parameters.archType }} generatelayoutonly
+        displayName: Create Core_Root
+    - ${{ if eq(parameters.osGroup, 'Windows_NT') }}:
+      # TODO: add generatelayoutonly to build-test.cmd.
+      - script: build-test.cmd ${{ parameters.buildConfig }} ${{ parameters.archType }} skipmanaged skipnative
+        displayName: Create Core_Root

eng/pipelines/coreclr/perf.yml

@@ -0,0 +1,25 @@
+trigger:
+  batch: true
+  branches:
+    include:
+    - master
+
+pr: none
+
+- template: /eng/platform-matrix.yml
+  parameters:
+    jobTemplate: build-job.yml
+    buildConfig: release
+    platforms:
+    - Linux_x64
+    - Windows_NT_x64
+    - Windows_NT_x86
+
+- template: /eng/platform-matrix.yml
+  parameters:
+    jobTemplate: perf-job.yml
+    buildConfig: release
+    platforms:
+    - Linux_x64
+    - Windows_NT_x64
+    - Windows_NT_x86