32 lines
800 B
Rust
32 lines
800 B
Rust
//@ add-core-stubs
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//@ assembly-output: emit-asm
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//@ compile-flags: --target msp430-none-elf
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//@ needs-llvm-components: msp430
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#![crate_type = "rlib"]
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#![feature(no_core, asm_experimental_arch)]
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#![no_core]
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extern crate minicore;
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use minicore::*;
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// CHECK-LABEL: @sr_clobber
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// CHECK: call void asm sideeffect "", "~{sr}"()
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#[no_mangle]
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pub unsafe fn sr_clobber() {
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asm!("", options(nostack, nomem));
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}
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// CHECK-LABEL: @no_clobber
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// CHECK: call void asm sideeffect "", ""()
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#[no_mangle]
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pub unsafe fn no_clobber() {
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asm!("", options(nostack, nomem, preserves_flags));
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}
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// CHECK-LABEL: @clobber_abi
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// CHECK: asm sideeffect "", "={r11},={r12},={r13},={r14},={r15}"()
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#[no_mangle]
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pub unsafe fn clobber_abi() {
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asm!("", clobber_abi("C"), options(nostack, nomem, preserves_flags));
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}
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