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Diffstat (limited to 'test/Transforms/ObjCARC/arc-annotations.ll')
| -rw-r--r-- | test/Transforms/ObjCARC/arc-annotations.ll | 306 |
1 files changed, 0 insertions, 306 deletions
diff --git a/test/Transforms/ObjCARC/arc-annotations.ll b/test/Transforms/ObjCARC/arc-annotations.ll deleted file mode 100644 index de0976d..0000000 --- a/test/Transforms/ObjCARC/arc-annotations.ll +++ /dev/null @@ -1,306 +0,0 @@ -; This file consists of various tests which ensure that the objc-arc-annotations -; are working correctly. In the future, I will use this in other lit tests to -; check the data flow analysis of ARC. - -; RUN: opt -S -objc-arc -enable-objc-arc-annotations < %s | FileCheck %s - -declare i8* @objc_retain(i8*) -declare i8* @objc_retainAutoreleasedReturnValue(i8*) -declare void @objc_release(i8*) -declare i8* @objc_autorelease(i8*) -declare i8* @objc_autoreleaseReturnValue(i8*) -declare void @objc_autoreleasePoolPop(i8*) -declare i8* @objc_autoreleasePoolPush() -declare i8* @objc_retainBlock(i8*) - -declare i8* @objc_retainedObject(i8*) -declare i8* @objc_unretainedObject(i8*) -declare i8* @objc_unretainedPointer(i8*) - -declare void @use_pointer(i8*) -declare void @callee() -declare void @callee_fnptr(void ()*) -declare void @invokee() -declare i8* @returner() - -; Simple retain+release pair deletion, with some intervening control -; flow and harmless instructions. - -; CHECK: define void @test0( -; CHECK: entry: -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_None) -; CHECK: %0 = tail call i8* @objc_retain(i8* %a) #0, !llvm.arc.annotation.bottomup !0, !llvm.arc.annotation.topdown !1 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Use) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: t: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Use) -; CHECK: store float 2.000000e+00, float* %b, !llvm.arc.annotation.bottomup !2 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Release) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: f: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Use) -; CHECK: store i32 7, i32* %x, !llvm.arc.annotation.bottomup !2 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Release) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: return: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Release) -; CHECK: call void @objc_release(i8* %c) #0, !llvm.arc.annotation.bottomup !3, !llvm.arc.annotation.topdown !4 -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: } -define void @test0(i32* %x, i1 %p) nounwind { -entry: - %a = bitcast i32* %x to i8* - %0 = call i8* @objc_retain(i8* %a) nounwind - br i1 %p, label %t, label %f - -t: - store i8 3, i8* %a - %b = bitcast i32* %x to float* - store float 2.0, float* %b - br label %return - -f: - store i32 7, i32* %x - br label %return - -return: - %c = bitcast i32* %x to i8* - call void @objc_release(i8* %c) nounwind - ret void -} - -; Like test0 but the release isn't always executed when the retain is, -; so the optimization is not safe. - -; TODO: Make the objc_release's argument be %0. - -; CHECK: define void @test1( -; CHECK: entry: -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_None) -; CHECK: %0 = tail call i8* @objc_retain(i8* %a) #0, !llvm.arc.annotation.bottomup !5, !llvm.arc.annotation.topdown !6 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: t: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Use) -; CHECK: store float 2.000000e+00, float* %b, !llvm.arc.annotation.bottomup !7 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Release) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: f: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_None) -; CHECK: call void @callee(), !llvm.arc.annotation.topdown !8 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_CanRelease) -; CHECK: return: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Release) -; CHECK: call void @objc_release(i8* %c) #0, !llvm.arc.annotation.bottomup !9 -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: alt_return: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: } -define void @test1(i32* %x, i1 %p, i1 %q) nounwind { -entry: - %a = bitcast i32* %x to i8* - %0 = call i8* @objc_retain(i8* %a) nounwind - br i1 %p, label %t, label %f - -t: - store i8 3, i8* %a - %b = bitcast i32* %x to float* - store float 2.0, float* %b - br label %return - -f: - store i32 7, i32* %x - call void @callee() - br i1 %q, label %return, label %alt_return - -return: - %c = bitcast i32* %x to i8* - call void @objc_release(i8* %c) nounwind - ret void - -alt_return: - ret void -} - -; Don't do partial elimination into two different CFG diamonds. - -; CHECK: define void @test1b( -; CHECK: entry: -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_None) -; CHECK: %0 = tail call i8* @objc_retain(i8* %x) #0, !llvm.arc.annotation.bottomup !10, !llvm.arc.annotation.topdown !11 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: if.then: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_CanRelease) -; CHECK: tail call void @callee(), !llvm.arc.annotation.bottomup !12, !llvm.arc.annotation.topdown !13 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Use) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_CanRelease) -; CHECK: if.end: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_CanRelease) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Use) -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Use) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_CanRelease) -; CHECK: if.then3: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_CanRelease) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Use) -; CHECK: tail call void @use_pointer(i8* %x), !llvm.arc.annotation.bottomup !14, !llvm.arc.annotation.topdown !15 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_MovableRelease) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Use) -; CHECK: if.end5: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_MovableRelease) -; CHECK: tail call void @objc_release(i8* %x) #0, !clang.imprecise_release !16, !llvm.arc.annotation.bottomup !17 -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: } -define void @test1b(i8* %x, i1 %p, i1 %q) { -entry: - tail call i8* @objc_retain(i8* %x) nounwind - br i1 %p, label %if.then, label %if.end - -if.then: ; preds = %entry - tail call void @callee() - br label %if.end - -if.end: ; preds = %if.then, %entry - br i1 %q, label %if.then3, label %if.end5 - -if.then3: ; preds = %if.end - tail call void @use_pointer(i8* %x) - br label %if.end5 - -if.end5: ; preds = %if.then3, %if.end - tail call void @objc_release(i8* %x) nounwind, !clang.imprecise_release !0 - ret void -} - -; Like test0 but the pointer is passed to an intervening call, -; so the optimization is not safe. - -; CHECK: define void @test2( -; CHECK: entry: -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_None) -; CHECK: %e = tail call i8* @objc_retain(i8* %a) #0, !llvm.arc.annotation.bottomup !18, !llvm.arc.annotation.topdown !19 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_CanRelease) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: t: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Use) -; CHECK: store float 2.000000e+00, float* %b, !llvm.arc.annotation.bottomup !20 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Release) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: f: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_CanRelease) -; CHECK: call void @use_pointer(i8* %e), !llvm.arc.annotation.bottomup !21, !llvm.arc.annotation.topdown !22 -; CHECK: store float 3.000000e+00, float* %d, !llvm.arc.annotation.bottomup !20, !llvm.arc.annotation.topdown !23 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Release) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Use) -; CHECK: return: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Use) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Release) -; CHECK: call void @objc_release(i8* %c) #0, !llvm.arc.annotation.bottomup !24, !llvm.arc.annotation.topdown !25 -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: } -define void @test2(i32* %x, i1 %p) nounwind { -entry: - %a = bitcast i32* %x to i8* - %e = call i8* @objc_retain(i8* %a) nounwind - br i1 %p, label %t, label %f - -t: - store i8 3, i8* %a - %b = bitcast i32* %x to float* - store float 2.0, float* %b - br label %return - -f: - store i32 7, i32* %x - call void @use_pointer(i8* %e) - %d = bitcast i32* %x to float* - store float 3.0, float* %d - br label %return - -return: - %c = bitcast i32* %x to i8* - call void @objc_release(i8* %c) nounwind - ret void -} - -; Like test0 but the release is in a loop, -; so the optimization is not safe. - -; TODO: For now, assume this can't happen. - -; CHECK: define void @test3( -; CHECK: entry: -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_None) -; CHECK: tail call i8* @objc_retain(i8* %a) #0, !llvm.arc.annotation.bottomup !26, !llvm.arc.annotation.topdown !27 -; CHECK: call void @llvm.arc.annotation.bottomup.bbend(i8** @x, i8** @S_Release) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_Retain) -; CHECK: loop: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_Retain) -; CHECK: call void @llvm.arc.annotation.bottomup.bbstart(i8** @x, i8** @S_Release) -; CHECK: call void @objc_release(i8* %c) #0, !llvm.arc.annotation.bottomup !28, !llvm.arc.annotation.topdown !29 -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: return: -; CHECK: call void @llvm.arc.annotation.topdown.bbstart(i8** @x, i8** @S_None) -; CHECK: call void @llvm.arc.annotation.topdown.bbend(i8** @x, i8** @S_None) -; CHECK: } -define void @test3(i32* %x, i1* %q) nounwind { -entry: - %a = bitcast i32* %x to i8* - %0 = call i8* @objc_retain(i8* %a) nounwind - br label %loop - -loop: - %c = bitcast i32* %x to i8* - call void @objc_release(i8* %c) nounwind - %j = load volatile i1* %q - br i1 %j, label %loop, label %return - -return: - ret void -} - -!0 = metadata !{} - -; CHECK: !0 = metadata !{metadata !"(test0,%x)", metadata !"S_Use", metadata !"S_None"} -; CHECK: !1 = metadata !{metadata !"(test0,%x)", metadata !"S_None", metadata !"S_Retain"} -; CHECK: !2 = metadata !{metadata !"(test0,%x)", metadata !"S_Release", metadata !"S_Use"} -; CHECK: !3 = metadata !{metadata !"(test0,%x)", metadata !"S_None", metadata !"S_Release"} -; CHECK: !4 = metadata !{metadata !"(test0,%x)", metadata !"S_Retain", metadata !"S_None"} -; CHECK: !5 = metadata !{metadata !"(test1,%x)", metadata !"S_None", metadata !"S_None"} -; CHECK: !6 = metadata !{metadata !"(test1,%x)", metadata !"S_None", metadata !"S_Retain"} -; CHECK: !7 = metadata !{metadata !"(test1,%x)", metadata !"S_Release", metadata !"S_Use"} -; CHECK: !8 = metadata !{metadata !"(test1,%x)", metadata !"S_Retain", metadata !"S_CanRelease"} -; CHECK: !9 = metadata !{metadata !"(test1,%x)", metadata !"S_None", metadata !"S_Release"} -; CHECK: !10 = metadata !{metadata !"(test1b,%x)", metadata !"S_None", metadata !"S_None"} -; CHECK: !11 = metadata !{metadata !"(test1b,%x)", metadata !"S_None", metadata !"S_Retain"} -; CHECK: !12 = metadata !{metadata !"(test1b,%x)", metadata !"S_Use", metadata !"S_CanRelease"} -; CHECK: !13 = metadata !{metadata !"(test1b,%x)", metadata !"S_Retain", metadata !"S_CanRelease"} -; CHECK: !14 = metadata !{metadata !"(test1b,%x)", metadata !"S_MovableRelease", metadata !"S_Use"} -; CHECK: !15 = metadata !{metadata !"(test1b,%x)", metadata !"S_CanRelease", metadata !"S_Use"} -; CHECK: !16 = metadata !{} -; CHECK: !17 = metadata !{metadata !"(test1b,%x)", metadata !"S_None", metadata !"S_MovableRelease"} -; CHECK: !18 = metadata !{metadata !"(test2,%x)", metadata !"S_CanRelease", metadata !"S_None"} -; CHECK: !19 = metadata !{metadata !"(test2,%x)", metadata !"S_None", metadata !"S_Retain"} -; CHECK: !20 = metadata !{metadata !"(test2,%x)", metadata !"S_Release", metadata !"S_Use"} -; CHECK: !21 = metadata !{metadata !"(test2,%x)", metadata !"S_Use", metadata !"S_CanRelease"} -; CHECK: !22 = metadata !{metadata !"(test2,%x)", metadata !"S_Retain", metadata !"S_CanRelease"} -; CHECK: !23 = metadata !{metadata !"(test2,%x)", metadata !"S_CanRelease", metadata !"S_Use"} -; CHECK: !24 = metadata !{metadata !"(test2,%x)", metadata !"S_None", metadata !"S_Release"} -; CHECK: !25 = metadata !{metadata !"(test2,%x)", metadata !"S_Use", metadata !"S_None"} -; CHECK: !26 = metadata !{metadata !"(test3,%x)", metadata !"S_Release", metadata !"S_None"} -; CHECK: !27 = metadata !{metadata !"(test3,%x)", metadata !"S_None", metadata !"S_Retain"} -; CHECK: !28 = metadata !{metadata !"(test3,%x)", metadata !"S_None", metadata !"S_Release"} -; CHECK: !29 = metadata !{metadata !"(test3,%x)", metadata !"S_Retain", metadata !"S_None"} - |