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28 lines
472 B
LLVM
28 lines
472 B
LLVM
; RUN: llc < %s -march=ppc32 | FileCheck %s
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; RUN: llc < %s -march=ppc32 -mcpu=440 | FileCheck %s -check-prefix=BE-CHK
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define i32 @has_a_fence(i32 %a, i32 %b) nounwind {
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entry:
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fence acquire
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%cond = icmp eq i32 %a, %b
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br i1 %cond, label %IfEqual, label %IfUnequal
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IfEqual:
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fence release
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; CHECK: sync
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; CHECK-NOT: msync
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; BE-CHK: msync
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br label %end
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IfUnequal:
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fence release
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; CHECK: sync
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; CHECK-NOT: msync
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; BE-CHK: msync
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ret i32 0
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end:
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ret i32 1
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}
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