Imported Upstream version 1.8.0+dfsg1

[rustc.git] / src / librustc_trans / trans / llrepr.rs

// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.

use trans::context::CrateContext;
use trans::type_::Type;
use llvm::ValueRef;

pub trait LlvmRepr {
    fn llrepr(&self, ccx: &CrateContext) -> String;
}

impl<T:LlvmRepr> LlvmRepr for [T] {
    fn llrepr(&self, ccx: &CrateContext) -> String {
        let reprs: Vec<String> = self.iter().map(|t| t.llrepr(ccx)).collect();
        format!("[{}]", reprs.join(","))
    }
}

impl LlvmRepr for Type {
    fn llrepr(&self, ccx: &CrateContext) -> String {
        ccx.tn().type_to_string(*self)
    }
}

impl LlvmRepr for ValueRef {
    fn llrepr(&self, ccx: &CrateContext) -> String {
        ccx.tn().val_to_string(*self)
    }
}