Add armv6-unknown-netbsd-eabihf target

Author: jakllsch

src/bootstrap/native.rs

@@ -596,6 +596,7 @@ impl Step for Openssl {
             "arm-linux-androideabi" => "android",
             "arm-unknown-linux-gnueabi" => "linux-armv4",
             "arm-unknown-linux-gnueabihf" => "linux-armv4",
+            "armv6-unknown-netbsd-eabihf" => "BSD-generic32",
             "armv7-linux-androideabi" => "android-armv7",
             "armv7-unknown-linux-gnueabihf" => "linux-armv4",
             "armv7-unknown-netbsd-eabihf" => "BSD-generic32",

src/librustc_target/spec/armv6_unknown_netbsd_eabihf.rs

@@ -0,0 +1,34 @@
+// Copyright 2014 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 spec::{LinkerFlavor, Target, TargetOptions, TargetResult};
+
+pub fn target() -> TargetResult {
+    let mut base = super::netbsd_base::opts();
+    base.max_atomic_width = Some(64);
+    Ok(Target {
+        llvm_target: "armv6-unknown-netbsdelf-eabihf".to_string(),
+        target_endian: "little".to_string(),
+        target_pointer_width: "32".to_string(),
+        target_c_int_width: "32".to_string(),
+        data_layout: "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
+        arch: "arm".to_string(),
+        target_os: "netbsd".to_string(),
+        target_env: "eabihf".to_string(),
+        target_vendor: "unknown".to_string(),
+        linker_flavor: LinkerFlavor::Gcc,
+
+        options: TargetOptions {
+            features: "+v6,+vfp2".to_string(),
+            abi_blacklist: super::arm_base::abi_blacklist(),
+            .. base
+        }
+    })
+}

src/librustc_target/spec/mod.rs

@@ -317,6 +317,7 @@ supported_targets! {
     ("i686-unknown-openbsd", i686_unknown_openbsd),
     ("x86_64-unknown-openbsd", x86_64_unknown_openbsd),
 
+    ("armv6-unknown-netbsd-eabihf", armv6_unknown_netbsd_eabihf),
     ("armv7-unknown-netbsd-eabihf", armv7_unknown_netbsd_eabihf),
     ("i686-unknown-netbsd", i686_unknown_netbsd),
     ("powerpc-unknown-netbsd", powerpc_unknown_netbsd),