| use crate::spec::base::apple::{macos_llvm_target, opts, Arch}; |
| use crate::spec::{Cc, FramePointer, LinkerFlavor, Lld, SanitizerSet}; |
| use crate::spec::{Target, TargetOptions}; |
| |
| pub fn target() -> Target { |
| let arch = Arch::X86_64; |
| let mut base = opts("macos", arch); |
| base.max_atomic_width = Some(128); // penryn+ supports cmpxchg16b |
| base.frame_pointer = FramePointer::Always; |
| base.add_pre_link_args(LinkerFlavor::Darwin(Cc::Yes, Lld::No), &["-m64"]); |
| base.supported_sanitizers = |
| SanitizerSet::ADDRESS | SanitizerSet::CFI | SanitizerSet::LEAK | SanitizerSet::THREAD; |
| |
| Target { |
| // Clang automatically chooses a more specific target based on |
| // MACOSX_DEPLOYMENT_TARGET. To enable cross-language LTO to work |
| // correctly, we do too. |
| llvm_target: macos_llvm_target(arch).into(), |
| metadata: crate::spec::TargetMetadata { |
| description: None, |
| tier: None, |
| host_tools: None, |
| std: None, |
| }, |
| pointer_width: 64, |
| data_layout: |
| "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128".into(), |
| arch: arch.target_arch(), |
| options: TargetOptions { mcount: "\u{1}mcount".into(), ..base }, |
| } |
| } |