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swiftshader
/
SwiftShader
/
d55d997310c2487ac65414e8093f56c752b77383
/
.
/
third_party
/
LLVM
/
test
/
CodeGen
/
X86
/
2008-08-19-SubAndFetch.ll
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; RUN: llc < %s -march=x86-64 | FileCheck %s
@var
=
external
global
i64
; <i64*> [#uses=1]
define
i32
@main
()
nounwind
{
entry
:
; CHECK: main:
; CHECK: lock
; CHECK: decq
atomicrmw
sub
i64
*
@var
,
i64
1
monotonic
unreachable
}