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use crate::spec::base::apple::{macos_llvm_target, opts, Arch, TargetAbi};
use crate::spec::{FramePointer, SanitizerSet, Target, TargetOptions};

pub fn target() -> Target {
    let arch = Arch::Arm64;
    let mut base = opts("macos", arch, TargetAbi::Normal);
    base.cpu = "apple-m1".into();
    base.max_atomic_width = Some(128);

    // FIXME: The leak sanitizer currently fails the tests, see #88132.
    base.supported_sanitizers = SanitizerSet::ADDRESS | SanitizerSet::CFI | 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: Some("ARM64 macOS (11.0+, Big Sur+)".into()),
            tier: Some(1),
            host_tools: Some(true),
            std: Some(true),
        },
        pointer_width: 64,
        data_layout: "e-m:o-i64:64-i128:128-n32:64-S128-Fn32".into(),
        arch: arch.target_arch(),
        options: TargetOptions {
            mcount: "\u{1}mcount".into(),
            frame_pointer: FramePointer::NonLeaf,
            ..base
        },
    }
}