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author | Michael Gottesman <mgottesman@apple.com> | 2013-04-21 01:57:46 +0000 |
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committer | Michael Gottesman <mgottesman@apple.com> | 2013-04-21 01:57:46 +0000 |
commit | bf9cac7ebb7860ed7b768e1c8e2f7c02feb4a8b5 (patch) | |
tree | efae061a63d2cfc9ab48bb5e5ebc568dacc9191e /test/Transforms/ObjCARC | |
parent | 755aabc04eb2f5f947208fce97d11c413996b12f (diff) | |
download | external_llvm-bf9cac7ebb7860ed7b768e1c8e2f7c02feb4a8b5.zip external_llvm-bf9cac7ebb7860ed7b768e1c8e2f7c02feb4a8b5.tar.gz external_llvm-bf9cac7ebb7860ed7b768e1c8e2f7c02feb4a8b5.tar.bz2 |
[objc-arc] Check that objc-arc-expand properly handles all strictly forwarding calls and does not touch calls which are not strictly forwarding (i.e. objc_retainBlock).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179972 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms/ObjCARC')
-rw-r--r-- | test/Transforms/ObjCARC/expand.ll | 76 |
1 files changed, 71 insertions, 5 deletions
diff --git a/test/Transforms/ObjCARC/expand.ll b/test/Transforms/ObjCARC/expand.ll index 5388673..fe47ee5 100644 --- a/test/Transforms/ObjCARC/expand.ll +++ b/test/Transforms/ObjCARC/expand.ll @@ -4,25 +4,91 @@ target datalayout = "e-p:64:64:64" declare i8* @objc_retain(i8*) declare i8* @objc_autorelease(i8*) +declare i8* @objc_retainAutoreleasedReturnValue(i8*) +declare i8* @objc_autoreleaseReturnValue(i8*) +declare i8* @objc_retainAutorelease(i8*) +declare i8* @objc_retainAutoreleaseReturnValue(i8*) +declare i8* @objc_retainBlock(i8*) declare void @use_pointer(i8*) -; CHECK: define void @test0 +; CHECK: define void @test_retain(i8* %x) [[NUW:#[0-9]+]] { +; CHECK: call i8* @objc_retain(i8* %x) ; CHECK: call void @use_pointer(i8* %x) ; CHECK: } -define void @test0(i8* %x) nounwind { +define void @test_retain(i8* %x) nounwind { entry: %0 = call i8* @objc_retain(i8* %x) nounwind call void @use_pointer(i8* %0) ret void } -; CHECK: define void @test1 +; CHECK: define void @test_retainAutoreleasedReturnValue(i8* %x) [[NUW]] { +; CHECK: call i8* @objc_retainAutoreleasedReturnValue(i8* %x) ; CHECK: call void @use_pointer(i8* %x) ; CHECK: } -define void @test1(i8* %x) nounwind { +define void @test_retainAutoreleasedReturnValue(i8* %x) nounwind { +entry: + %0 = call i8* @objc_retainAutoreleasedReturnValue(i8* %x) nounwind + call void @use_pointer(i8* %0) + ret void +} + +; CHECK: define void @test_retainAutorelease(i8* %x) [[NUW]] { +; CHECK: call i8* @objc_retainAutorelease(i8* %x) +; CHECK: call void @use_pointer(i8* %x) +; CHECK: } +define void @test_retainAutorelease(i8* %x) nounwind { +entry: + %0 = call i8* @objc_retainAutorelease(i8* %x) nounwind + call void @use_pointer(i8* %0) + ret void +} + +; CHECK: define void @test_retainAutoreleaseReturnValue(i8* %x) [[NUW]] { +; CHECK: call i8* @objc_retainAutoreleaseReturnValue(i8* %x) +; CHECK: call void @use_pointer(i8* %x) +; CHECK: } +define void @test_retainAutoreleaseReturnValue(i8* %x) nounwind { +entry: + %0 = call i8* @objc_retainAutoreleaseReturnValue(i8* %x) nounwind + call void @use_pointer(i8* %0) + ret void +} + +; CHECK: define void @test_autorelease(i8* %x) [[NUW]] { +; CHECK: call i8* @objc_autorelease(i8* %x) +; CHECK: call void @use_pointer(i8* %x) +; CHECK: } +define void @test_autorelease(i8* %x) nounwind { entry: %0 = call i8* @objc_autorelease(i8* %x) nounwind - call void @use_pointer(i8* %x) + call void @use_pointer(i8* %0) + ret void +} + +; CHECK: define void @test_autoreleaseReturnValue(i8* %x) [[NUW]] { +; CHECK: call i8* @objc_autoreleaseReturnValue(i8* %x) +; CHECK: call void @use_pointer(i8* %x) +; CHECK: } +define void @test_autoreleaseReturnValue(i8* %x) nounwind { +entry: + %0 = call i8* @objc_autoreleaseReturnValue(i8* %x) nounwind + call void @use_pointer(i8* %0) + ret void +} + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +; RetainBlock is not strictly forwarding. Do not touch it. ; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; + +; CHECK: define void @test_retainBlock(i8* %x) [[NUW]] { +; CHECK: call i8* @objc_retainBlock(i8* %x) +; CHECK: call void @use_pointer(i8* %0) +; CHECK: } +define void @test_retainBlock(i8* %x) nounwind { +entry: + %0 = call i8* @objc_retainBlock(i8* %x) nounwind + call void @use_pointer(i8* %0) ret void } |