Move benchmarks into its own crate

Cargo.toml

@@ -26,12 +26,11 @@ checked = []
 [workspace]
 members = [
   "crates/compiler-builtins-smoke-test",
+  "crates/libm-bench",
 ]
 
 [dev-dependencies]
 no-panic = "0.1.8"
-rand = "0.6.5"
-paste = "0.1.5"
 
 [build-dependencies]
 rand = { version = "0.6.5", optional = true }

README.md

@@ -39,9 +39,11 @@ The API documentation can be found [here](https://docs.rs/libm).
 
 ## Benchmark
 [benchmark]: #benchmark
-Run `cargo +nightly bench`
 
-NOTE: remember to have nightly installed `rustup install nightly`
+The benchmarks are located in `crates/libm-bench` and require a nightly Rust toolchain. 
+To run all benchmarks:
+
+> cargo +nightly bench --all
 
 ## Contributing
 

ci/run.sh

@@ -1,11 +1,15 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
 set -ex
 TARGET=$1
 
-cargo test --target $TARGET
-cargo test --target $TARGET --release
+CMD="cargo test --all --no-default-features --target $TARGET"
 
-cargo test --features 'checked musl-reference-tests' --target $TARGET
+$CMD
+$CMD --release
 
-cargo test --features 'checked musl-reference-tests' --target $TARGET --release
+$CMD --features 'stable'
+$CMD --release --features 'stable'
+
+$CMD --features 'stable checked musl-reference-tests'
+$CMD --release --features  'stable checked musl-reference-tests'

crates/libm-bench/Cargo.toml

@@ -0,0 +1,11 @@
+[package]
+name = "libm-bench"
+version = "0.1.0"
+authors = ["Gonzalo Brito Gadeschi <gonzalobg88@gmail.com>"]
+edition = "2018"
+license = "MIT OR Apache-2.0"
+
+[dependencies]
+libm = { path = "../.." }
+rand = "0.6.5"
+paste = "0.1.5"

crates/libm-bench/benches/bench.rs

@@ -1,7 +1,4 @@
 #![feature(test)]
-
-extern crate paste;
-extern crate rand;
 extern crate test;
 
 use rand::Rng;