llvm-6502/test/Bitcode/cmpxchg-upgrade.ll
Duncan P. N. Exon Smith 94f7c7aeaa verify-uselistorder: Change the default -num-shuffles=5
Change the default for `-num-shuffles` to 5 and better document the
algorithm in the header docs of `verify-uselistorder`.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@214419 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-31 18:46:24 +00:00

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799 B
LLVM

; RUN: llvm-dis < %s.bc | FileCheck %s
; RUN: verify-uselistorder < %s.bc -preserve-bc-use-list-order
; cmpxchg-upgrade.ll.bc was produced by running a version of llvm-as from just
; before the IR change on this file.
define void @test(i32* %addr) {
cmpxchg i32* %addr, i32 42, i32 0 monotonic
; CHECK: cmpxchg i32* %addr, i32 42, i32 0 monotonic monotonic
cmpxchg i32* %addr, i32 42, i32 0 acquire
; CHECK: cmpxchg i32* %addr, i32 42, i32 0 acquire acquire
cmpxchg i32* %addr, i32 42, i32 0 release
; CHECK: cmpxchg i32* %addr, i32 42, i32 0 release monotonic
cmpxchg i32* %addr, i32 42, i32 0 acq_rel
; CHECK: cmpxchg i32* %addr, i32 42, i32 0 acq_rel acquire
cmpxchg i32* %addr, i32 42, i32 0 seq_cst
; CHECK: cmpxchg i32* %addr, i32 42, i32 0 seq_cst seq_cst
ret void
}