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| author | Reid Kleckner <reid@kleckner.net> | 2014-12-03 21:00:21 +0000 |
|---|---|---|
| committer | Reid Kleckner <reid@kleckner.net> | 2014-12-03 21:00:21 +0000 |
| commit | 8d58513da49ce3636afb3b6921dccd377b892ae5 (patch) | |
| tree | 9200b83942772063268716df8fbaef6e653540cf /clang/test/CodeGenCXX/vtable-pointer-initialization.cpp | |
| parent | 1780d82f35cf8cbb78cca779c24c7bd36564b67e (diff) | |
| download | bcm5719-llvm-8d58513da49ce3636afb3b6921dccd377b892ae5.tar.gz bcm5719-llvm-8d58513da49ce3636afb3b6921dccd377b892ae5.zip | |
Cast vtable address points to i32 (...)** to enable more globalopt
We currently use i32 (...)** as the type of the vptr field in the LLVM
struct type. LLVM's GlobalOpt prefers any bitcasts to be on the side of
the data being stored rather than on the pointer being stored to.
Reviewers: majnemer
Differential Revision: http://reviews.llvm.org/D5916
llvm-svn: 223267
Diffstat (limited to 'clang/test/CodeGenCXX/vtable-pointer-initialization.cpp')
| -rw-r--r-- | clang/test/CodeGenCXX/vtable-pointer-initialization.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/clang/test/CodeGenCXX/vtable-pointer-initialization.cpp b/clang/test/CodeGenCXX/vtable-pointer-initialization.cpp index 85e08d8f0f9..835760d165c 100644 --- a/clang/test/CodeGenCXX/vtable-pointer-initialization.cpp +++ b/clang/test/CodeGenCXX/vtable-pointer-initialization.cpp @@ -21,13 +21,13 @@ struct A : Base { // CHECK-LABEL: define void @_ZN1AC2Ev(%struct.A* %this) unnamed_addr // CHECK: call void @_ZN4BaseC2Ev( -// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2) +// CHECK: store i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2) to i32 (...)**) // CHECK: call void @_ZN5FieldC1Ev( // CHECK: ret void A::A() { } // CHECK-LABEL: define void @_ZN1AD2Ev(%struct.A* %this) unnamed_addr -// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2) +// CHECK: store i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*]* @_ZTV1A, i64 0, i64 2) to i32 (...)**) // CHECK: call void @_ZN5FieldD1Ev( // CHECK: call void @_ZN4BaseD2Ev( // CHECK: ret void @@ -45,13 +45,13 @@ void f() { B b; } // CHECK: call void @_ZN1BC2Ev( // CHECK-LABEL: define linkonce_odr void @_ZN1BD1Ev(%struct.B* %this) unnamed_addr -// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1B, i64 0, i64 2) +// CHECK: store i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*]* @_ZTV1B, i64 0, i64 2) to i32 (...)**) // CHECK: call void @_ZN5FieldD1Ev( // CHECK: call void @_ZN4BaseD2Ev( // CHECK: ret void // CHECK-LABEL: define linkonce_odr void @_ZN1BC2Ev(%struct.B* %this) unnamed_addr // CHECK: call void @_ZN4BaseC2Ev( -// CHECK: store i8** getelementptr inbounds ([3 x i8*]* @_ZTV1B, i64 0, i64 2) +// CHECK: store i32 (...)** bitcast (i8** getelementptr inbounds ([3 x i8*]* @_ZTV1B, i64 0, i64 2) to i32 (...)**) // CHECK: call void @_ZN5FieldC1Ev // CHECK: ret void |
