Skip to content

examples: add cpu_features/ folder, containing several examples, using SSE and MMX assembly instructions #3262

examples: add cpu_features/ folder, containing several examples, using SSE and MMX assembly instructions

examples: add cpu_features/ folder, containing several examples, using SSE and MMX assembly instructions #3262

name: Bootstrapping CI
on:
workflow_dispatch:
push:
paths-ignore:
- '**.yml'
- '**.md'
- '**.vv'
- '**.out'
- 'cmd/tools/**'
- '!cmd/tools/builders/**.v'
- '!cmd/tools/vup.v'
- '!**/bootstrapping_ci.yml'
pull_request:
paths-ignore:
- '**.yml'
- '**.md'
- '**.vv'
- '**.out'
- 'cmd/tools/**'
- '!cmd/tools/builders/**.v'
- '!cmd/tools/vup.v'
- '!**/bootstrapping_ci.yml'
concurrency:
group: ${{ github.workflow }}-${{ github.ref == 'refs/heads/master' && github.sha || github.ref }}
cancel-in-progress: true
jobs:
bootstrap-v:
strategy:
matrix:
os: [ubuntu-latest, macos-14]
fail-fast: false
runs-on: ${{ matrix.os }}
timeout-minutes: 30
env:
VFLAGS: -no-parallel
B_LFLAGS: -lm -lpthread
steps:
- uses: actions/checkout@v4
with:
fetch-depth: 0
- name: Build V
run: make -j4
- name: Test bootstrapping (v.c can be compiled and run with -os cross)
run: |
ls -la v vc/v.c
./v -os cross -o vc/v.c cmd/v
cc -o v_from_vc vc/v.c $B_LFLAGS
ls -lart v_from_vc
./v_from_vc version
./v_from_vc run examples/hello_world.v
./v_from_vc -o v_from_vc_produced_native_v cmd/v
./v_from_vc_produced_native_v run examples/hello_world.v
### the next make invocation will simulate building V from scratch
make local=1
ls -la v vc/v.c v_from_vc v_from_vc_produced_native_v
./v_from_vc_produced_native_v -os cross -o vc/v.c cmd/v
### do it a second time, just in case:
clang -o v_from_vc2 vc/v.c $B_LFLAGS
ls -lart v_from_vc2
./v_from_vc2 version
./v_from_vc2 run examples/hello_world.v
./v_from_vc2 -o v_from_vc_produced_native_v2 cmd/v
./v_from_vc_produced_native_v2 run examples/hello_world.v
make local=1
ls -la v vc/v.c
ls -la v_from_vc v_from_vc_produced_native_v
ls -la v_from_vc2 v_from_vc_produced_native_v2
- name: Ensure V master is available
if: github.ref_name != 'master'
run: git branch master remotes/origin/master
- name: Test `v up`
run: |
# Derive a commit sha from an older successful fast workflow on master that was able to build V.
# The workflow used below is `Path Testing CI` (18477644).
recent_good_commit=$(curl -L \
-H "Accept: application/vnd.github+json" \
-H "Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}" \
-H "X-GitHub-Api-Version: 2022-11-28" \
"https://api.github.com/repos/vlang/v/actions/workflows/18477644/runs?branch=master&status=success&event=push&per_page=5&page=2" \
| jq -r '.workflow_runs[4].head_sha')
echo "recent_good_commit=$recent_good_commit"
# Build oldv at recent_good_commit.
./v run cmd/tools/oldv.v -v $recent_good_commit
cd ~/.cache/oldv/v_at_$recent_good_commit
# Test updating
./v version && ./v -v up && ./v version
./v -o v2 cmd/v && ./v2 -o v3 cmd/v