diff options
Diffstat (limited to 'llvm/test/Analysis/BasicAA/assume.ll')
| -rw-r--r-- | llvm/test/Analysis/BasicAA/assume.ll | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/llvm/test/Analysis/BasicAA/assume.ll b/llvm/test/Analysis/BasicAA/assume.ll index fe83a8c3df0e..bc6be3ef0157 100644 --- a/llvm/test/Analysis/BasicAA/assume.ll +++ b/llvm/test/Analysis/BasicAA/assume.ll @@ -20,4 +20,21 @@ define void @test1(i8* %P, i8* %Q) nounwind ssp { ; CHECK: NoModRef: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) <-> tail call void @llvm.assume(i1 true) } +; Same but with operand bundles +define void @test2(i8* %P, i8* %Q) nounwind ssp { + tail call void @llvm.assume(i1 true) [ "nonnull"(i8* %P) ] + tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) + ret void + +; CHECK-LABEL: Function: test2: + +; CHECK: MayAlias: i8* %P, i8* %Q +; CHECK: NoModRef: Ptr: i8* %P <-> tail call void @llvm.assume(i1 true) [ "nonnull"(i8* %P) ] +; CHECK: NoModRef: Ptr: i8* %Q <-> tail call void @llvm.assume(i1 true) [ "nonnull"(i8* %P) ] +; CHECK: Both ModRef: Ptr: i8* %P <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) +; CHECK: Both ModRef: Ptr: i8* %Q <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) +; CHECK: NoModRef: tail call void @llvm.assume(i1 true) [ "nonnull"(i8* %P) ] <-> tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) +; CHECK: NoModRef: tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %P, i8* %Q, i64 12, i1 false) <-> tail call void @llvm.assume(i1 true) [ "nonnull"(i8* %P) ] +} + attributes #0 = { nounwind } |