1; RUN: llc < %s -mcpu=corei7 -march=x86 -verify-machineinstrs | FileCheck %s 2 3; 64-bit load/store on x86-32 4; FIXME: The generated code can be substantially improved. 5 6define void @test1(i64* %ptr, i64 %val1) { 7; CHECK-LABEL: test1 8; CHECK: lock cmpxchg8b 9; CHECK-NEXT: jne 10 store atomic i64 %val1, i64* %ptr seq_cst, align 8 11 ret void 12} 13 14define i64 @test2(i64* %ptr) { 15; CHECK-LABEL: test2 16; CHECK: lock cmpxchg8b 17 %val = load atomic i64, i64* %ptr seq_cst, align 8 18 ret i64 %val 19} 20