0ddfe97a09
This commit changes how both the shared flags and ISA flags are stored in the serialized module to detect incompatibilities when a serialized module is instantiated. It improves the error reporting when a compiled module has mismatched shared flags.
53 lines
1.6 KiB
Rust
53 lines
1.6 KiB
Rust
//! x86 Settings.
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use crate::settings::{self, detail, Builder, Value};
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use core::fmt;
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// Include code generated by `cranelift-codegen/meta/src/gen_settings.rs:`. This file contains a
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// public `Flags` struct with an impl for all of the settings defined in
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// `cranelift-codegen/meta/src/isa/x86/settings.rs`.
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include!(concat!(env!("OUT_DIR"), "/settings-x86.rs"));
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#[cfg(test)]
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mod tests {
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use super::{builder, Flags};
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use crate::settings::{self, Configurable};
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#[test]
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fn presets() {
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let shared = settings::Flags::new(settings::builder());
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// Nehalem has SSE4.1 but not BMI1.
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let mut b0 = builder();
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b0.enable("nehalem").unwrap();
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let f0 = Flags::new(&shared, b0);
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assert_eq!(f0.has_sse41(), true);
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assert_eq!(f0.has_bmi1(), false);
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let mut b1 = builder();
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b1.enable("haswell").unwrap();
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let f1 = Flags::new(&shared, b1);
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assert_eq!(f1.has_sse41(), true);
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assert_eq!(f1.has_bmi1(), true);
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}
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#[test]
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fn display_presets() {
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// Spot check that the flags Display impl does not cause a panic
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let shared = settings::Flags::new(settings::builder());
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let b0 = builder();
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let f0 = Flags::new(&shared, b0);
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let _ = format!("{}", f0);
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let mut b1 = builder();
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b1.enable("nehalem").unwrap();
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let f1 = Flags::new(&shared, b1);
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let _ = format!("{}", f1);
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let mut b2 = builder();
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b2.enable("haswell").unwrap();
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let f2 = Flags::new(&shared, b2);
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let _ = format!("{}", f2);
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}
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}
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