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llvm-mirror/test/CodeGen/PowerPC/atomics-fences.ll
Hal Finkel acf4a0f1ca [PowerPC] Use sync inst alias when printing
So long as the choice between printing msync and sync is not ambiguous, we can
print 'sync 0' and just 'sync'.

llvm-svn: 235663
2015-04-23 23:05:08 +00:00

29 lines
740 B
LLVM

; RUN: llc < %s -mtriple=powerpc-apple-darwin -march=ppc32 -verify-machineinstrs | FileCheck %s --check-prefix=CHECK
; RUN: llc < %s -mtriple=powerpc-apple-darwin -march=ppc64 -verify-machineinstrs | FileCheck %s --check-prefix=CHECK
; RUN: llc < %s -mtriple=powerpc-apple-darwin -mcpu=440 | 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
}