| Michael Liao | d39c0fb | 2012-11-12 06:49:17 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=i386-pc-linux -mcpu=corei7 | FileCheck %s |
| 2 | |
| 3 | define i64 @atomicSub(i64* %a, i64 %b) nounwind { |
| 4 | entry: |
| 5 | %0 = atomicrmw sub i64* %a, i64 %b seq_cst |
| 6 | ret i64 %0 |
| 7 | ; CHECK: atomicSub |
| Michael Liao | b193ed4 | 2012-11-12 22:33:18 +0000 | [diff] [blame] | 8 | ; CHECK: movl %eax, %ebx |
| 9 | ; CHECK: subl {{%[a-z]+}}, %ebx |
| 10 | ; CHECK: movl %edx, %ecx |
| 11 | ; CHECK: sbbl {{%[a-z]+}}, %ecx |
| Michael Liao | d39c0fb | 2012-11-12 06:49:17 +0000 | [diff] [blame] | 12 | ; CHECK: ret |
| 13 | } |