Method from_target_isa

cranelift/codegen/src/isa/mod.rs:195–207

Creates a new [Builder] from a [TargetIsa], copying all flags in the process.

(target_isa: &dyn TargetIsa)

    /// Creates a new [Builder] from a [TargetIsa], copying all flags in the
    /// process.
    pub fn from_target_isa(target_isa: &dyn TargetIsa) -> Builder {
        // We should always be able to find the builder for the TargetISA, since presumably we
        // also generated the previous TargetISA at some point
        let triple = target_isa.triple().clone();
        let mut builder = self::lookup(triple).expect("Could not find triple for target ISA");

        // Copy ISA Flags
        for flag in target_isa.isa_flags() {
            builder.set(&flag.name, &flag.value_string()).unwrap();
        }

        builder
    }

    /// Gets the triple for the builder.
    pub fn triple(&self) -> &Triple {