use crate::spec::{LinkerFlavor, Target, TargetOptions, TargetResult};

// See https://developer.android.com/ndk/guides/abis.html#arm64-v8a
// for target ABI requirements.

pub fn target() -> TargetResult {
    let mut base = super::android_base::opts();
    base.max_atomic_width = Some(128);
    // As documented in http://developer.android.com/ndk/guides/cpu-features.html
    // the neon (ASIMD) and FP must exist on all android aarch64 targets.
    base.features = "+neon,+fp-armv8".to_string();
    Ok(Target {
        llvm_target: "aarch64-linux-android".to_string(),
        target_endian: "little".to_string(),
        target_pointer_width: "64".to_string(),
        target_c_int_width: "32".to_string(),
        data_layout: "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128".to_string(),
        arch: "aarch64".to_string(),
        target_os: "android".to_string(),
        target_env: String::new(),
        target_vendor: "unknown".to_string(),
        linker_flavor: LinkerFlavor::Gcc,
        options: TargetOptions {
            abi_blacklist: super::arm_base::abi_blacklist(),
            .. base
        },
    })
}