Files
wasmtime/lib/codegen/src/isa/x86/settings.rs
Dan Gohman 24fa169e1f Rename the 'cretonne' crate to 'cretonne-codegen'.
This fixes the next part of #287.
2018-04-17 09:46:56 -07:00

53 lines
1.5 KiB
Rust

//! 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);
}
}