mirror of
https://github.com/rust-lang/rust.git
synced 2025-10-31 04:57:19 +00:00
78ddabf31d
This commit removes the `avr-unknown-gnu-atmega328` target and replaces it with a more generic `avr-none` variant that must be specialized with the `-C target-cpu` flag (e.g. `-C target-cpu=atmega328p`).
40 lines
1.2 KiB
Rust
40 lines
1.2 KiB
Rust
//@ add-core-stubs
|
|
//@ assembly-output: emit-asm
|
|
//@ compile-flags: --target avr-none -C target-cpu=atmega328p
|
|
//@ needs-llvm-components: avr
|
|
|
|
#![crate_type = "rlib"]
|
|
#![feature(no_core, asm_experimental_arch)]
|
|
#![no_core]
|
|
|
|
extern crate minicore;
|
|
use minicore::*;
|
|
|
|
// CHECK-LABEL: @sreg_is_clobbered
|
|
// CHECK: void asm sideeffect "", "~{sreg}"()
|
|
#[no_mangle]
|
|
pub unsafe fn sreg_is_clobbered() {
|
|
asm!("", options(nostack, nomem));
|
|
}
|
|
|
|
// CHECK-LABEL: @sreg_is_not_clobbered_if_preserve_flags_is_used
|
|
// CHECK: void asm sideeffect "", ""()
|
|
#[no_mangle]
|
|
pub unsafe fn sreg_is_not_clobbered_if_preserve_flags_is_used() {
|
|
asm!("", options(nostack, nomem, preserves_flags));
|
|
}
|
|
|
|
// CHECK-LABEL: @clobber_abi
|
|
// CHECK: asm sideeffect "", "={r18},={r19},={r20},={r21},={r22},={r23},={r24},={r25},={r26},={r27},={r30},={r31},~{sreg}"()
|
|
#[no_mangle]
|
|
pub unsafe fn clobber_abi() {
|
|
asm!("", clobber_abi("C"), options(nostack, nomem));
|
|
}
|
|
|
|
// CHECK-LABEL: @clobber_abi_with_preserved_flags
|
|
// CHECK: asm sideeffect "", "={r18},={r19},={r20},={r21},={r22},={r23},={r24},={r25},={r26},={r27},={r30},={r31}"()
|
|
#[no_mangle]
|
|
pub unsafe fn clobber_abi_with_preserved_flags() {
|
|
asm!("", clobber_abi("C"), options(nostack, nomem, preserves_flags));
|
|
}
|