compiler/rustc_target/src/spec/powerpc64_unknown_linux_gnu.rs

   1 use crate::abi::Endian;
   2 use crate::spec::{LinkerFlavor, RelroLevel, Target, TargetOptions};
   3
   4 pub fn target() -> Target {
   5     let mut base = super::linux_gnu_base::opts();
   6     base.cpu = "ppc64".to_string();
   7     base.pre_link_args.get_mut(&LinkerFlavor::Gcc).unwrap().push("-m64".to_string());
   8     base.max_atomic_width = Some(64);
   9
  10     // ld.so in at least RHEL6 on ppc64 has a bug related to BIND_NOW, so only enable partial RELRO
  11     // for now. https://github.com/rust-lang/rust/pull/43170#issuecomment-315411474
  12     base.relro_level = RelroLevel::Partial;
  13
  14     Target {
  15         llvm_target: "powerpc64-unknown-linux-gnu".to_string(),
  16         pointer_width: 64,
  17         data_layout: "E-m:e-i64:64-n32:64-v256:256:256-v512:512:512".to_string(),
  18         arch: "powerpc64".to_string(),
  19         options: TargetOptions { endian: Endian::Big, mcount: "_mcount".to_string(), ..base },
  20     }
  21 }