1 use crate::spec::{LinkerFlavor, Target, TargetOptions, TargetResult};
3 pub fn target() -> TargetResult {
4 let mut base = super::apple_base::opts();
5 base.cpu = "core2".to_string();
6 base.max_atomic_width = Some(128); // core2 support cmpxchg16b
7 base.eliminate_frame_pointer = false;
8 base.pre_link_args.insert(LinkerFlavor::Gcc, vec!["-m64".to_string()]);
9 base.link_env_remove.extend(super::apple_base::macos_link_env_remove());
10 base.stack_probes = true;
12 // Clang automatically chooses a more specific target based on
13 // MACOSX_DEPLOYMENT_TARGET. To enable cross-language LTO to work
14 // correctly, we do too.
16 let llvm_target = super::apple_base::macos_llvm_target(&arch);
19 llvm_target: llvm_target,
20 target_endian: "little".to_string(),
21 target_pointer_width: "64".to_string(),
22 target_c_int_width: "32".to_string(),
23 data_layout: "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
25 arch: arch.to_string(),
26 target_os: "macos".to_string(),
27 target_env: String::new(),
28 target_vendor: "apple".to_string(),
29 linker_flavor: LinkerFlavor::Gcc,
30 options: TargetOptions { target_mcount: "\u{1}mcount".to_string(), ..base },