# Avoid lengthy LLVM rebuilds on each newly pushed branch. Pull requests will
# be built anyway.
trigger:
- master
- dev

jobs:
- job: Build
  timeoutInMinutes: 240 # 4h
  pool:
    vmImage: 'VS2017-Win2016'
  steps:
    - checkout: self
    - task: CacheBeta@0
      displayName: Cache LLVM source
      inputs:
        key: llvm-source-9-windows-v0
        path: llvm-project
    - task: Bash@3
      displayName: Download LLVM source
      inputs:
        targetType: inline
        script: make llvm-source
    - task: CacheBeta@0
      displayName: Cache LLVM build
      inputs:
        key: llvm-build-9-windows-v0
        path: llvm-build
    - task: Bash@3
      displayName: Build LLVM
      inputs:
        targetType: inline
        script: |
          if [ ! -f llvm-build/lib/liblldELF.a ]
          then
            choco install ninja
            # LLVM 9 cannot be built with MinGW 8.
            # For details: https://reviews.llvm.org/D70266
            choco uninstall mingw
            choco install mingw --version=7.3.0
            make llvm-build
          fi
    - task: Bash@3
      displayName: Install QEMU
      inputs:
        targetType: inline
        script: choco install qemu
    - task: CacheBeta@0
      displayName: Cache wasi-libc sysroot
      inputs:
        key: wasi-libc-sysroot-v0
        path: lib/wasi-libc/sysroot
    - task: Bash@3
      displayName: Build wasi-libc
      inputs:
        targetType: inline
        script: PATH=/usr/bin:$PATH make wasi-libc CLANG=$PWD/llvm-build/bin/clang LLVM_AR=$PWD/llvm-build/bin/llvm-ar LLVM_NM=$PWD/llvm-build/bin/llvm-nm
    - task: Bash@3
      displayName: Test TinyGo
      inputs:
        targetType: inline
        script: |
          export PATH="/c/Go1.13/bin:$PATH:./llvm-build/bin:/c/Program Files/qemu"
          unset GOROOT
          make test
    - task: Bash@3
      displayName: Build TinyGo release tarball
      inputs:
        targetType: inline
        script: |
          export PATH="/c/Go1.13/bin:$PATH:./llvm-build/bin:/c/Program Files/qemu"
          unset GOROOT
          make release -j4
    - publish: $(System.DefaultWorkingDirectory)/build/release/tinygo
      displayName: Publish zip as artifact
      artifact: tinygo
    - task: Bash@3
      displayName: Smoke tests
      inputs:
        targetType: inline
        script: |
          export PATH="/c/Go1.13/bin:$PATH:./llvm-build/bin:/c/Program Files/qemu"
          unset GOROOT
          make smoketest TINYGO=build/tinygo AVR=0