1 // assembly-output: emit-asm
2 // compile-flags: --target avr-unknown-gnu-atmega328
3 // needs-llvm-components: avr
5 #![feature(no_core, lang_items, rustc_attrs, asm_experimental_arch)]
6 #![crate_type = "rlib"]
8 #![allow(non_camel_case_types)]
10 #[rustc_builtin_macro]
14 #[rustc_builtin_macro]
24 type ptr = *const u64;
33 ($func:ident $hi:literal $lo:literal $reg:tt) => {
35 unsafe fn $func() -> i16 {
37 asm!(concat!("mov {0:", $hi, "}, {0:", $lo, "}"), out($reg) y);
43 // CHECK-LABEL: reg_pair_modifiers:
45 // CHECK: mov r{{[1-9]?[13579]}}, r{{[1-9]?[24680]}}
47 check!(reg_pair_modifiers "h" "l" reg_pair);
49 // CHECK-LABEL: reg_iw_modifiers:
51 // CHECK: mov r{{[1-9]?[13579]}}, r{{[1-9]?[24680]}}
53 check!(reg_iw_modifiers "h" "l" reg_iw);
55 // CHECK-LABEL: reg_ptr_modifiers:
57 // CHECK: mov r{{[1-9]?[13579]}}, r{{[1-9]?[24680]}}
59 check!(reg_ptr_modifiers "h" "l" reg_ptr);