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c7569ed4e4
instructions: dmb, dsb, isb, msr, and mrs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110786 91177308-0d34-0410-b5e6-96231b3b80d8
25 lines
578 B
LLVM
25 lines
578 B
LLVM
; RUN: llc < %s -march=thumb -mattr=+v6 | FileCheck %s -check-prefix=V6
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; RUN: llc < %s -march=thumb -mcpu=cortex-m0 | FileCheck %s -check-prefix=M0
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declare void @llvm.memory.barrier( i1 , i1 , i1 , i1 , i1 )
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define void @t1() {
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; V6: t1:
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; V6: blx {{_*}}sync_synchronize
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; M0: t1:
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; M0: dsb
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call void @llvm.memory.barrier( i1 false, i1 false, i1 false, i1 true, i1 true )
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ret void
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}
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define void @t2() {
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; V6: t2:
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; V6: blx {{_*}}sync_synchronize
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; M0: t2:
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; M0: dmb
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call void @llvm.memory.barrier( i1 false, i1 false, i1 false, i1 true, i1 false )
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ret void
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}
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