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https://github.com/rust-lang/rust
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32 lines
622 B
Rust
32 lines
622 B
Rust
// compile-flags: --target armv5te-unknown-linux-gnueabi
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// needs-llvm-components: arm
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// needs-asm-support
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// build-pass
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#![feature(no_core, lang_items, rustc_attrs)]
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#![no_core]
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#![crate_type = "rlib"]
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#[rustc_builtin_macro]
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macro_rules! asm {
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() => {};
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}
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#[lang = "sized"]
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trait Sized {}
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// ARM uses R11 for the frame pointer, make sure R7 is usable.
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#[instruction_set(arm::a32)]
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pub fn arm() {
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unsafe {
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asm!("", out("r7") _);
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}
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}
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// Thumb uses R7 for the frame pointer, make sure R11 is usable.
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#[instruction_set(arm::t32)]
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pub fn thumb() {
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unsafe {
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asm!("", out("r11") _);
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}
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}
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