CI: Use Azure caching for Lagom build

Adds a compiler cache and a cache for the UCD files.

Meta/Azure/Caches.yml

@@ -0,0 +1,24 @@
+parameters:
+ os: 'Linux'
+ arch: 'i686'
+ toolchain: 'gcc'
+ build_directory: ''
+ ccache_version: 1 # Increment this number if CI has trouble with ccache.
+
+steps:
+ - task: Cache@2
+ inputs:
+ key: '"ccache" | "${{ parameters.os }}" | "${{ parameters.arch }}" | "${{ parameters.toolchain }}" | "${{ parameters.ccache_version }}"'
+ path: $(CCACHE_DIR)
+ displayName: 'Compiler Cache'
+
+ - task: Cache@2
+ inputs:
+ key: '"unicode_data" | Userland/Libraries/LibUnicode/unicode_data.cmake'
+ path: $(Build.SourcesDirectory)/${{ parameters.build_directory }}/UCD
+ displayName: 'UnicodeData Cache'
+
+ - script: |
+ ccache -M 5G
+ ccache -s
+ displayName: 'Configure ccache'

Meta/Azure/Lagom.yml

@@ -6,6 +6,8 @@ jobs:
  - job: 'Lagom_${{ parameters.os }}'
 
  variables:
+ - name: CCACHE_DIR
+ value: $(Build.SourcesDirectory)/.ccache
  - ${{ if eq(parameters.os, 'Linux') }}:
  - name: job_pool
  value: ubuntu-20.04
@@ -21,13 +23,21 @@ jobs:
  parameters:
  os: '${{ parameters.os }}'
 
+ - template: Caches.yml
+ parameters:
+ os: '${{ parameters.os }}'
+ arch: 'Lagom'
+ toolchain: 'gcc'
+ build_directory: 'Meta/Lagom/Build'
+
  - script: |
  mkdir -p Meta/Lagom/Build
  displayName: 'Create Build Directory'
 
  - script: |
  cmake -GNinja \
  -DBUILD_LAGOM=ON \
+ -DENABLE_LAGOM_CCACHE=ON \
  -DINCLUDE_WASM_SPEC_TESTS=ON \
  -DWASM_SPEC_TEST_SKIP_FORMATTING=ON \
  -DENABLE_UNDEFINED_SANITIZER=ON \
@@ -57,3 +67,7 @@ jobs:
  # FIXME: enable detect_stack_use_after_return=1 #7420
  ASAN_OPTIONS: 'strict_string_checks=1:check_initialization_order=1:strict_init_order=1'
  UBSAN_OPTIONS: 'print_stacktrace=1:print_summary=1:halt_on_error=1'
+
+ - script: |
+ ccache -s
+ displayName: 'Cache Stats'

Meta/Azure/Setup.yml

@@ -9,7 +9,7 @@ steps:
  - script: |
  sudo apt-get purge -y clang-11
  sudo apt-get update
- sudo apt-get install ninja-build
+ sudo apt-get install ninja-build ccache
 
  sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-12 100
  sudo update-alternatives --install /usr/bin/clang++ clang++ /usr/bin/clang++-12 100
@@ -21,5 +21,5 @@ steps:
 
  - ${{ if eq(parameters.os, 'macOS') }}:
  - script: |
- brew install ninja wabt
+ brew install ninja wabt ccache
  displayName: 'Install Dependencies'