compiler/rustc_target/src/spec/avr_gnu_base.rs

   1 use crate::spec::{LinkerFlavor, Target, TargetOptions};
   2
   3 /// A base target for AVR devices using the GNU toolchain.
   4 ///
   5 /// Requires GNU avr-gcc and avr-binutils on the host system.
   6 pub fn target(target_cpu: String) -> Target {
   7     Target {
   8         arch: "avr".to_string(),
   9         data_layout: "e-P1-p:16:8-i8:8-i16:8-i32:8-i64:8-f32:8-f64:8-n8-a:8".to_string(),
  10         llvm_target: "avr-unknown-unknown".to_string(),
  11         pointer_width: 16,
  12         options: TargetOptions {
  13             c_int_width: "16".to_string(),
  14             cpu: target_cpu.clone(),
  15             exe_suffix: ".elf".to_string(),
  16
  17             linker: Some("avr-gcc".to_owned()),
  18             executables: true,
  19             linker_is_gnu: true,
  20             eh_frame_header: false,
  21             pre_link_args: vec![(LinkerFlavor::Gcc, vec![format!("-mmcu={}", target_cpu)])]
  22                 .into_iter()
  23                 .collect(),
  24             late_link_args: vec![(LinkerFlavor::Gcc, vec!["-lgcc".to_owned()])]
  25                 .into_iter()
  26                 .collect(),
  27             max_atomic_width: Some(0),
  28             atomic_cas: false,
  29             ..TargetOptions::default()
  30         },
  31     }
  32 }