llvm-project/llvm/test/CodeGen/X86/atomic-pointer.ll

23 lines
475 B
LLVM

; RUN: llc < %s -mtriple=i686-none-linux -verify-machineinstrs | FileCheck %s
define ptr @test_atomic_ptr_load(ptr %a0) {
; CHECK: test_atomic_ptr_load
; CHECK: movl
; CHECK: movl
; CHECK: ret
entry:
%0 = load atomic ptr, ptr %a0 seq_cst, align 4
ret ptr %0
}
define void @test_atomic_ptr_store(ptr %a0, ptr %a1) {
; CHECK: test_atomic_ptr_store
; CHECK: movl
; CHECK: movl
; CHECK: xchgl
; CHECK: ret
entry:
store atomic ptr %a0, ptr %a1 seq_cst, align 4
ret void
}