//! x86 Settings.

use settings::{self, detail, Builder};
use std::fmt;

// Include code generated by `lib/codegen/meta/gen_settings.py`. This file contains a public
// `Flags` struct with an impl for all of the settings defined in
// `lib/codegen/meta/isa/x86/settings.py`.
include!(concat!(env!("OUT_DIR"), "/settings-x86.rs"));

#[cfg(test)]
mod tests {
    use super::{builder, Flags};
    use settings::{self, Configurable};

    #[test]
    fn presets() {
        let shared = settings::Flags::new(&settings::builder());

        // Nehalem has SSE4.1 but not BMI1.
        let mut b1 = builder();
        b1.enable("nehalem").unwrap();
        let f1 = Flags::new(&shared, &b1);
        assert_eq!(f1.has_sse41(), true);
        assert_eq!(f1.has_bmi1(), false);

        let mut b2 = builder();
        b2.enable("haswell").unwrap();
        let f2 = Flags::new(&shared, &b2);
        assert_eq!(f2.has_sse41(), true);
        assert_eq!(f2.has_bmi1(), true);
    }
    #[test]
    fn display_presets() {
        // Spot check that the flags Display impl does not cause a panic
        let shared = settings::Flags::new(&settings::builder());

        let b1 = builder();
        let f1 = Flags::new(&shared, &b1);
        let _ = format!("{}", f1);

        let mut b2 = builder();
        b2.enable("nehalem").unwrap();
        let f2 = Flags::new(&shared, &b1);
        let _ = format!("{}", f2);

        let mut b3 = builder();
        b3.enable("haswell").unwrap();
        let f3 = Flags::new(&shared, &b1);
        let _ = format!("{}", f3);
    }
}