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Try building musl
Add a way to run musl symbols Mostly building Musl works Check for undef symbols Update Fix error with using relinked archives More strict archive checks Clean up warnings More tests Disable more warnings Update build Update build Update build Update syms Update syms More tests passing More tests Make libm-test a default crate Remove unneeded files Download musl in ci Fix unresolved symbols Don't fail fast UNDO let cc link to get cmd output panic with linker Set linker ld env ld env ld env Update More prefixes allowed Add another ppc symbol better test generation Multiple dispatch working Update macros Add many more tests Add sin Try to test more targets Update ci Update build scripts UPdate build printenv in ci Update ci Update ci Update ci Update ci Update ci Update ci Update ci Update ci Update ci Update ci try to fix windows defs Redefine missing symbolsg msvc flags Try inf redefine Disable on msvc change aliases change aliases x86 symbols Weak symbols on macos Weak symbols on macos work! Refactor traits Clean up tuplecall More calls! frexp More calls More calls Update tests. all passing! Update tests
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‎.github/workflows/main.yml‎

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@@ -8,40 +8,84 @@ env:
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jobs:
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docker:
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name: Docker
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runs-on: ubuntu-latest
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timeout-minutes: 10
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strategy:
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fail-fast: false
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matrix:
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target:
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- aarch64-unknown-linux-gnu
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- arm-unknown-linux-gnueabi
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- arm-unknown-linux-gnueabihf
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- armv7-unknown-linux-gnueabihf
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# - i686-unknown-linux-gnu
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# MIPS targets disabled since they are dropped to tier 3.
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# See https://github.com/rust-lang/compiler-team/issues/648
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#- mips-unknown-linux-gnu
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#- mips64-unknown-linux-gnuabi64
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#- mips64el-unknown-linux-gnuabi64
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- powerpc-unknown-linux-gnu
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- powerpc64-unknown-linux-gnu
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- powerpc64le-unknown-linux-gnu
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- x86_64-unknown-linux-gnu
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include:
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- target: aarch64-apple-darwin
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os: macos-latest
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- target: aarch64-unknown-linux-gnu
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os: ubuntu-latest
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- target: arm-unknown-linux-gnueabi
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os: ubuntu-latest
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- target: arm-unknown-linux-gnueabihf
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os: ubuntu-latest
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- target: armv7-unknown-linux-gnueabihf
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os: ubuntu-latest
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- target: i686-unknown-linux-gnu
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os: ubuntu-latest
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- target: powerpc-unknown-linux-gnu
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os: ubuntu-latest
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- target: powerpc64-unknown-linux-gnu
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os: ubuntu-latest
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- target: powerpc64le-unknown-linux-gnu
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os: ubuntu-latest
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- target: x86_64-unknown-linux-gnu
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os: ubuntu-latest
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- target: x86_64-apple-darwin
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os: macos-13
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# - target: i686-pc-windows-msvc
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# os: windows-latest
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# - target: x86_64-pc-windows-msvc
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# os: windows-latest
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- target: i686-pc-windows-gnu
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os: windows-latest
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- target: x86_64-pc-windows-gnu
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os: windows-latest
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runs-on: ${{ matrix.os }}
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steps:
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- uses: actions/checkout@master
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- name: Install Rust
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run: rustup update nightly && rustup default nightly
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- run: rustup target add ${{ matrix.target }}
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- run: rustup target add x86_64-unknown-linux-musl
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- run: cargo generate-lockfile
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- run: ./ci/run-docker.sh ${{ matrix.target }}
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- name: Print runner information
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run: uname -a
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- uses: actions/checkout@v4
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- name: Install Rust (rustup)
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shell: bash
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run: |
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rustup update nightly --no-self-update
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rustup default nightly
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rustup target add ${{ matrix.target }}
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rustup component add llvm-tools-preview
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- uses: Swatinem/rust-cache@v2
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with:
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key: ${{ matrix.target }}
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- name: Download musl source
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run: ./ci/download-musl.sh
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shell: bash
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# Non-linux tests just use our raw script
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- name: Run tests locally
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run: ./ci/run.sh ${{ matrix.target }}
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if: matrix.os != 'ubuntu-latest'
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shell: bash
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# Otherwise we use our docker containers to run builds
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- name: Run in Docker
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if: matrix.os == 'ubuntu-latest'
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run: |
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rustup target add x86_64-unknown-linux-musl
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cargo generate-lockfile && ./ci/run-docker.sh ${{ matrix.target }}
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rustfmt:
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name: Rustfmt
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runs-on: ubuntu-latest
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steps:
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- uses: actions/checkout@master
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- name: Install Rust
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run: rustup update stable && rustup default stable && rustup component add rustfmt
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run: |
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rustup update stable --no-self-update
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rustup default stable
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rustup component add rustfmt
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- run: cargo fmt -- --check
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wasm:
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steps:
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- uses: actions/checkout@master
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- name: Install Rust
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run: rustup update nightly && rustup default nightly
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run: rustup update nightly --no-self-update && rustup default nightly
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- run: rustup target add wasm32-unknown-unknown
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- name: Download MUSL source
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run: ./ci/download-musl.sh
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- run: cargo build --target wasm32-unknown-unknown
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cb:
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steps:
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- uses: actions/checkout@master
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- name: Install Rust
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run: rustup update nightly && rustup default nightly
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run: rustup update nightly --no-self-update && rustup default nightly
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- run: cargo build -p cb
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benchmarks:
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steps:
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- uses: actions/checkout@master
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- name: Install Rust
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run: rustup update nightly && rustup default nightly
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run: rustup update nightly --no-self-update && rustup default nightly
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- name: Download MUSL source
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run: ./ci/download-musl.sh
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- run: cargo bench --all
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success:

‎.gitignore‎

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**/*.rs.bk
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**.bk
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.#*
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/bin
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/math/src
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/math/target
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/target
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/tests
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Cargo.lock
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musl/
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**.tar.gz

‎Cargo.toml‎

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@@ -27,6 +27,7 @@ members = [
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"crates/compiler-builtins-smoke-test",
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"crates/libm-bench",
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"crates/libm-test",
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"crates/musl-math-sys",
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]
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default-members = [
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".",

‎ci/download-musl.sh‎

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#!/bin/sh
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set -eux
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fname=musl-1.2.5.tar.gz
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sha=a9a118bbe84d8764da0ea0d28b3ab3fae8477fc7e4085d90102b8596fc7c75e4
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mkdir musl
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curl "https://musl.libc.org/releases/$fname" -O
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echo "$(uname -s)"
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case "$(uname -s)" in
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MINGW*)
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# Need to extract the second line because certutil does human output
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fsha=$(certutil -hashfile "$fname" SHA256 | sed -n '2p')
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[ "$sha" = "$fsha" ] || exit 1
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;;
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*)
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echo "$sha $fname" | shasum -a 256 --check || exit 1
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;;
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esac
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tar -xzf "$fname" -C musl --strip-components 1
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rm "$fname"

‎ci/run.sh‎

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$cmd --features 'unstable'
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$cmd --release --features 'unstable'
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# also run the reference tests
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$cmd --features 'unstable libm-test/musl-bitwise-tests'
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$cmd --release --features 'unstable libm-test/musl-bitwise-tests'
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if [ "$(uname -a)" = "Linux" ]; then
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# also run the reference tests
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$cmd --features 'unstable libm-test/musl-bitwise-tests'
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$cmd --release --features 'unstable libm-test/musl-bitwise-tests'
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fi

‎crates/libm-test/Cargo.toml‎

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@@ -14,5 +14,13 @@ musl-bitwise-tests = ["rand"]
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[dependencies]
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libm = { path = "../.." }
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# We can't build musl on MSVC
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[target.'cfg(not(target_env = "msvc"))'.dependencies]
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musl-math-sys = { path = "../musl-math-sys" }
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[dev-dependencies]
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rand = "0.8.5"
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rand_chacha = "0.3.1"
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[build-dependencies]
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rand = { version = "0.8.5", optional = true }

‎crates/libm-test/build.rs‎

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use std::fmt::Write;
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use std::path::PathBuf;
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use std::{env, fs};
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fn main() {
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list_all_tests();
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emit_optimization_cfg();
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#[cfg(feature = "musl-bitwise-tests")]
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musl_reference_tests::generate();
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}
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/// Some tests are extremely slow. Emit a config option to
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fn emit_optimization_cfg() {
15+
println!("cargo::rustc-check-cfg=cfg(optimizations_enabled)");
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let opt_level: u8 = env::var("OPT_LEVEL").unwrap().parse().unwrap();
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if opt_level >= 2 {
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println!("cargo::rustc-cfg=optimizations_enabled");
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}
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}
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fn list_all_tests() {
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let root_dir = PathBuf::from(env::var("CARGO_MANIFEST_DIR").unwrap());
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let out_dir = PathBuf::from(env::var("OUT_DIR").unwrap());
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let math_src = root_dir.join("../../src/math");
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let mut files = fs::read_dir(math_src)
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.unwrap()
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.map(|f| f.unwrap().path())
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.filter(|entry| entry.is_file())
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.map(|f| f.file_stem().unwrap().to_str().unwrap().to_owned())
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.collect::<Vec<_>>();
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files.sort();
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let mut s = "pub const MATH_FILES: &[&str] = &[".to_owned();
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for f in files {
38+
if f == "mod" {
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// skip mod.rs
40+
continue;
41+
}
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write!(s, "\"{f}\",").unwrap();
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}
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write!(s, "];").unwrap();
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let outfile = out_dir.join("all_files.rs");
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fs::write(outfile, s).unwrap();
48+
}
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#[cfg(feature = "musl-bitwise-tests")]
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mod musl_reference_tests {
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use rand::seq::SliceRandom;

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