version: 2.1

commands:
  submodules:
    steps:
      - run:
          name: "Pull submodules"
          command: git submodule update --init
  apt-dependencies:
    parameters:
      llvm:
        type: string
    steps:
      - run:
          name: "Install apt dependencies"
          command: |
            echo 'deb https://apt.llvm.org/buster/ llvm-toolchain-buster<<parameters.llvm>> main' | sudo tee /etc/apt/sources.list.d/llvm.list
            wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key|sudo apt-key add -
            sudo apt-get update
            sudo apt-get install \
                llvm<<parameters.llvm>>-dev \
                clang<<parameters.llvm>> \
                libclang<<parameters.llvm>>-dev \
                lld<<parameters.llvm>> \
                gcc-arm-linux-gnueabihf \
                gcc-aarch64-linux-gnu \
                qemu-system-arm \
                qemu-user \
                gcc-avr \
                avr-libc
  install-node:
    steps:
      - run:
          name: "Install node.js"
          command: |
            wget https://nodejs.org/dist/v10.15.1/node-v10.15.1-linux-x64.tar.xz
            sudo tar -C /usr/local -xf node-v10.15.1-linux-x64.tar.xz
            sudo ln -s /usr/local/node-v10.15.1-linux-x64/bin/node /usr/bin/node
            rm node-v10.15.1-linux-x64.tar.xz
  llvm-source-linux:
    steps:
      - restore_cache:
          keys:
            - llvm-source-9-v0
      - run:
          name: "Fetch LLVM source"
          command: make llvm-source
      - save_cache:
          key: llvm-source-9-v0
          paths:
            - llvm-project
  build-wasi-libc:
    steps:
      - restore_cache:
          keys:
            - wasi-libc-sysroot-v1
      - run:
          name: "Build wasi-libc"
          command: make wasi-libc
      - save_cache:
          key: wasi-libc-sysroot-v1
          paths:
            - lib/wasi-libc/sysroot
  test-linux:
    steps:
      - checkout
      - submodules
      - apt-dependencies:
          llvm: "-9"
      - install-node
      - restore_cache:
          keys:
            - go-cache-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_PREVIOUS_BUILD_NUM }}
            - go-cache-v2-{{ checksum "go.mod" }}
      - llvm-source-linux
      - run: go install .
      - restore_cache:
          keys:
            - wasi-libc-sysroot-systemclang-v0
      - run: make wasi-libc
      - save_cache:
          key: wasi-libc-sysroot-systemclang-v0
          paths:
            - lib/wasi-libc/sysroot
      - run: go test -v ./cgo ./compileopts ./interp ./transform .
      - run: make gen-device -j4
      - run: make smoketest
      - save_cache:
          key: go-cache-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_BUILD_NUM }}
          paths:
            - ~/.cache/go-build
            - ~/.cache/tinygo
            - /go/pkg/mod
      - run: make fmt-check
  assert-test-linux:
    steps:
      - checkout
      - submodules
      - run:
          name: "Install apt dependencies"
          command: |
            sudo apt-get install \
                gcc-arm-linux-gnueabihf \
                binutils-arm-none-eabi \
                libc6-dev-armel-cross \
                gcc-aarch64-linux-gnu \
                libc6-dev-arm64-cross \
                qemu-system-arm \
                qemu-user \
                gcc-avr \
                avr-libc
      - install-node
      - restore_cache:
          keys:
            - go-cache-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_PREVIOUS_BUILD_NUM }}
            - go-cache-v2-{{ checksum "go.mod" }}
      - llvm-source-linux
      - restore_cache:
          keys:
            - llvm-build-9-linux-v0-assert
      - run:
          name: "Build LLVM"
          command: |
            if [ ! -f llvm-build/lib/liblldELF.a ]
            then
              # install dependencies
              sudo apt-get install cmake clang ninja-build
              # make build faster
              export CC=clang
              export CXX=clang++
              # hack ninja to use less jobs
              echo -e '#!/bin/sh\n/usr/bin/ninja -j3 "$@"' > /go/bin/ninja
              chmod +x /go/bin/ninja
              # build!
              make ASSERT=1 llvm-build
            fi
      - save_cache:
          key: llvm-build-9-linux-v0-assert
          paths:
            llvm-build
      - run: make ASSERT=1
      - build-wasi-libc
      - run:
          name: "Test TinyGo"
          command: make ASSERT=1 test
      - save_cache:
          key: go-cache-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_BUILD_NUM }}
          paths:
            - ~/.cache/go-build
            - ~/.cache/tinygo
            - /go/pkg/mod
      - run: make gen-device -j4
      - run: make smoketest TINYGO=build/tinygo
  build-linux:
    steps:
      - checkout
      - submodules
      - run:
          name: "Install apt dependencies"
          command: |
            sudo apt-get install \
                gcc-arm-linux-gnueabihf \
                binutils-arm-none-eabi \
                libc6-dev-armel-cross \
                gcc-aarch64-linux-gnu \
                libc6-dev-arm64-cross \
                qemu-system-arm \
                qemu-user \
                gcc-avr \
                avr-libc
      - install-node
      - restore_cache:
          keys:
            - go-cache-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_PREVIOUS_BUILD_NUM }}
            - go-cache-v2-{{ checksum "go.mod" }}
      - llvm-source-linux
      - restore_cache:
          keys:
            - llvm-build-9-linux-v0
      - run:
          name: "Build LLVM"
          command: |
            if [ ! -f llvm-build/lib/liblldELF.a ]
            then
              # install dependencies
              sudo apt-get install cmake clang ninja-build
              # make build faster
              export CC=clang
              export CXX=clang++
              # hack ninja to use less jobs
              echo -e '#!/bin/sh\n/usr/bin/ninja -j3 "$@"' > /go/bin/ninja
              chmod +x /go/bin/ninja
              # build!
              make llvm-build
            fi
      - save_cache:
          key: llvm-build-9-linux-v0
          paths:
            llvm-build
      - build-wasi-libc
      - run:
          name: "Test TinyGo"
          command: make test
      - run:
          name: "Build TinyGo release"
          command: |
            make release -j3
            cp -p build/release.tar.gz /tmp/tinygo.linux-amd64.tar.gz
      - store_artifacts:
          path: /tmp/tinygo.linux-amd64.tar.gz
      - save_cache:
          key: go-cache-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_BUILD_NUM }}
          paths:
            - ~/.cache/go-build
            - ~/.cache/tinygo
            - /go/pkg/mod
      - run:
          name: "Extract release tarball"
          command: |
            mkdir -p ~/lib
            tar -C ~/lib -xf /tmp/tinygo.linux-amd64.tar.gz
            ln -s ~/lib/tinygo/bin/tinygo /go/bin/tinygo
            tinygo version
      - run: make smoketest
  build-macos:
    steps:
      - checkout
      - submodules
      - run:
          name: "Install dependencies"
          command: |
            curl https://dl.google.com/go/go1.13.darwin-amd64.tar.gz -o go1.13.darwin-amd64.tar.gz
            sudo tar -C /usr/local -xzf go1.13.darwin-amd64.tar.gz
            ln -s /usr/local/go/bin/go /usr/local/bin/go
            HOMEBREW_NO_AUTO_UPDATE=1 brew install qemu
      - restore_cache:
          keys:
            - go-cache-macos-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_PREVIOUS_BUILD_NUM }}
            - go-cache-macos-v2-{{ checksum "go.mod" }}
      - restore_cache:
          keys:
            - llvm-source-9-macos-v0
      - run:
          name: "Fetch LLVM source"
          command: make llvm-source
      - save_cache:
          key: llvm-source-9-macos-v0
          paths:
            - llvm-project
      - restore_cache:
          keys:
            - llvm-build-9-macos-v0
      - run:
          name: "Build LLVM"
          command: |
            if [ ! -f llvm-build/lib/liblldELF.a ]
            then
              # install dependencies
              HOMEBREW_NO_AUTO_UPDATE=1 brew install cmake ninja
              # build!
              make llvm-build
            fi
      - save_cache:
          key: llvm-build-9-macos-v0
          paths:
            llvm-build
      - restore_cache:
          keys:
            - wasi-libc-sysroot-macos-v1
      - run:
          name: "Build wasi-libc"
          command: make wasi-libc
      - save_cache:
          key: wasi-libc-sysroot-macos-v1
          paths:
            - lib/wasi-libc/sysroot
      - run:
          name: "Test TinyGo"
          command: make test
      - run:
          name: "Build TinyGo release"
          command: |
            make release -j3
            cp -p build/release.tar.gz /tmp/tinygo.darwin-amd64.tar.gz
      - store_artifacts:
          path: /tmp/tinygo.darwin-amd64.tar.gz
      - run:
          name: "Extract release tarball"
          command: |
            mkdir -p ~/lib
            tar -C /usr/local/opt -xf /tmp/tinygo.darwin-amd64.tar.gz
            ln -s /usr/local/opt/tinygo/bin/tinygo /usr/local/bin/tinygo
            tinygo version
      - run:
          name: "Download SiFive GNU toolchain"
          command: |
            curl -O https://static.dev.sifive.com/dev-tools/riscv64-unknown-elf-gcc-8.2.0-2019.05.3-x86_64-apple-darwin.tar.gz
            sudo tar -C /usr/local --strip-components=1 -xf riscv64-unknown-elf-gcc-8.2.0-2019.05.3-x86_64-apple-darwin.tar.gz
      - run: make smoketest AVR=0
      - save_cache:
          key: go-cache-macos-v2-{{ checksum "go.mod" }}-{{ .Environment.CIRCLE_BUILD_NUM }}
          paths:
            - ~/.cache/go-build
            - ~/.cache/tinygo
            - /go/pkg/mod


jobs:
  test-llvm9-go111:
    docker:
      - image: circleci/golang:1.11-buster
    steps:
      - test-linux
  test-llvm9-go112:
    docker:
      - image: circleci/golang:1.12-buster
    steps:
      - test-linux
  test-llvm9-go113:
    docker:
      - image: circleci/golang:1.13-buster
    steps:
      - test-linux
  assert-test-linux:
    docker:
      - image: circleci/golang:1.13-stretch
    steps:
      - assert-test-linux
  build-linux:
    docker:
      - image: circleci/golang:1.13-stretch
    steps:
      - build-linux
  build-macos:
    macos:
      xcode: "10.1.0"
    steps:
      - build-macos




workflows:
  test-all:
    jobs:
      - test-llvm9-go111
      - test-llvm9-go112
      - test-llvm9-go113
      - build-linux
      - build-macos
      - assert-test-linux