src/librustc_target/spec/thumbv7neon_linux_androideabi.rs

   1 use crate::spec::{LinkerFlavor, Target, TargetOptions, TargetResult};
   2
   3 // This target if is for the Android v7a ABI in thumb mode with
   4 // NEON unconditionally enabled and, therefore, with 32 FPU registers
   5 // enabled as well. See section A2.6.2 on page A2-56 in
   6 // https://static.docs.arm.com/ddi0406/cd/DDI0406C_d_armv7ar_arm.pdf
   7
   8 // See https://developer.android.com/ndk/guides/abis.html#v7a
   9 // for target ABI requirements.
  10
  11 pub fn target() -> TargetResult {
  12     let mut base = super::android_base::opts();
  13     base.features = "+v7,+thumb-mode,+thumb2,+vfp3,+neon".to_string();
  14     base.max_atomic_width = Some(64);
  15     base.pre_link_args.get_mut(&LinkerFlavor::Gcc).unwrap().push("-march=armv7-a".to_string());
  16
  17     Ok(Target {
  18         llvm_target: "armv7-none-linux-android".to_string(),
  19         target_endian: "little".to_string(),
  20         target_pointer_width: "32".to_string(),
  21         target_c_int_width: "32".to_string(),
  22         data_layout: "e-m:e-p:32:32-Fi8-i64:64-v128:64:128-a:0:32-n32-S64".to_string(),
  23         arch: "arm".to_string(),
  24         target_os: "android".to_string(),
  25         target_env: "".to_string(),
  26         target_vendor: "unknown".to_string(),
  27         linker_flavor: LinkerFlavor::Gcc,
  28         options: TargetOptions { unsupported_abis: super::arm_base::unsupported_abis(), ..base },
  29     })
  30 }