| ; RUN: llc < %s -mtriple=thumbv6-apple-darwin | FileCheck %s -check-prefix=V6 | |
| ; RUN: llc < %s -mtriple=thumbv7-apple-darwin -mattr=-db | FileCheck %s -check-prefix=V6 | |
| ; RUN: llc < %s -march=thumb -mcpu=cortex-m0 | FileCheck %s -check-prefix=V6M | |
| define void @t1() { | |
| ; V6-LABEL: t1: | |
| ; V6: blx {{_*}}sync_synchronize | |
| ; V6M-LABEL: t1: | |
| ; V6M: dmb sy | |
| fence seq_cst | |
| ret void | |
| } |