File: atomics-fences.ll

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llvm-toolchain-21 1%3A21.1.6-3
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; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -verify-machineinstrs | FileCheck %s
; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -verify-machineinstrs | FileCheck %s
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -mcpu=440 | FileCheck %s --check-prefix=PPC440
; RUN: llc < %s -mtriple=powerpc-unknown-linux-gnu -mcpu=e500 | FileCheck %s --check-prefix=PPC440

; Fences
define void @fence_acquire() {
; CHECK-LABEL: fence_acquire
; CHECK: lwsync
; PPC440-NOT: lwsync
; PPC440: msync
  fence acquire
  ret void
}
define void @fence_release() {
; CHECK-LABEL: fence_release
; CHECK: lwsync
; PPC440-NOT: lwsync
; PPC440: msync
  fence release
  ret void
}
define void @fence_seq_cst() {
; CHECK-LABEL: fence_seq_cst
; CHECK: sync
; PPC440: msync
  fence seq_cst
  ret void
}