llvm/test/CodeGen/Thumb/barrier.ll
Tim Northover 8189e3d887 ARM: stop emitting blx instructions for most calls on MachO.
I'm really not sure why we were in the first place, it's the linker's job to
convert between BL/BLX as necessary. Even worse, using BLX left Thumb calls
that could be locally resolved completely unencodable since all offsets to BLX
are multiples of 4.

rdar://26182344

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@269101 91177308-0d34-0410-b5e6-96231b3b80d8
2016-05-10 19:17:47 +00:00

14 lines
391 B
LLVM

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