Add codspeed benchmarks #15

	name: Benchmark

	on:
	push:
	branches: [main]
	pull_request: {}
	workflow_dispatch: {}

	permissions:
	contents: read

	concurrency:
	group: ${{ github.workflow }}-${{ github.job }}-${{ github.ref }}
	cancel-in-progress: true

	defaults:
	run:
	shell: bash -e -l {0}

	jobs:
	benchmarks:
	name: Linux - ${{ matrix.sys.name }}
	runs-on: namespace-profile-benchmark;container.privileged=true;container.host-pid-namespace=true
	strategy:
	matrix:
	sys:
	- { name: "sse4.2", flags: "-march=x86-64-v2" }
	- { name: "avx2", flags: "-march=x86-64-v3" }
	steps:
	- name: Checkout code
	uses: actions/checkout@v6
	- name: Set conda environment
	uses: mamba-org/setup-micromamba@v2
	with:
	environment-name: myenv
	create-args: >-
	cmake
	ninja
	benchmark
	xsimd=14.3.0
	init-shell: bash
	cache-downloads: true
	- name: Build benchmarks
	run: \|
	cmake -G Ninja -B build/ \
	-D CMAKE_BUILD_TYPE="RelWithDebInfo" \
	-D CMAKE_CXX_FLAGS="${{ matrix.sys.flags }}" \
	-D BUILD_BENCHMARK=ON
	cmake --build build --target benchmark_xsimd_algorithm --parallel 8
	- name: Run benchmarks
	run: \|
	./build/benchmark/benchmark_xsimd_algorithm \
	--benchmark_repetitions=3 \
	--benchmark_out=benchmark.json \
	--benchmark_out_format=json
	- name: Upload results
	run: \|
	url=$(curl --fail --silent --show-error -F "file=@benchmark.json" https://x0.at/)
	echo "::notice title=Benchmark ${{ matrix.sys.name }}::${url}"
	echo "Benchmark ${{ matrix.sys.name }}: ${url}" >> "${GITHUB_STEP_SUMMARY}"

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