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authorTimur Iskhodzhanov <timurrrr@google.com>2013-09-27 14:48:01 +0000
committerTimur Iskhodzhanov <timurrrr@google.com>2013-09-27 14:48:01 +0000
commita53d7a0259ff88f78ba8ecac7d0cb3ea96302b1d (patch)
treed1ca7b5de2827159f71b9d351ae2048cea182345 /test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
parentacf8e90b22cfea07ba2edeaa5101160eda8dc82c (diff)
Abstract out the emission of vtables, add basic support for vtable emission when using -cxx-abi microsoft
Reviewed at http://llvm-reviews.chandlerc.com/D1532 git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@191523 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp')
-rw-r--r--test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp16
1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp b/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
index ecbb843379..064a3ffda9 100644
--- a/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
+++ b/test/CodeGenCXX/microsoft-abi-virtual-inheritance.cpp
@@ -7,10 +7,26 @@ struct VBase {
};
struct B : virtual VBase {
+ B();
virtual void foo();
virtual void bar();
};
+B::B() {
+ // CHECK: @"\01??0B@@QAE@XZ"
+ // CHECK: %[[THIS:.*]] = load %struct.B**
+ // CHECK: br i1 %{{.*}}, label %[[INIT_VBASES:.*]], label %[[SKIP_VBASES:.*]]
+ // CHECK: %[[SKIP_VBASES]]
+ // CHECK: %[[THIS_i8:.*]] = bitcast %struct.B* %[[THIS]] to i8*
+ // CHECK: %[[VBPTR:.*]] = getelementptr inbounds i8* %[[THIS_i8]], i32 0
+ // CHECK: %[[THIS_i8:.*]] = bitcast %struct.B* %[[THIS]] to i8*
+ // CHECK: %[[VFPTR_i8:.*]] = getelementptr inbounds i8* %[[THIS_i8]], i32 %{{.*}}
+ // CHECK: %[[VFPTR:.*]] = bitcast i8* %[[VFPTR_i8]] to [2 x i8*]**
+ // CHECK: store [2 x i8*]* @"\01??_7B@@6B@", [2 x i8*]** %[[VFPTR]]
+ // FIXME: Should initialize the vtorDisp here.
+ // CHECK: ret
+}
+
void B::foo() {
// CHECK: define x86_thiscallcc void @"\01?foo@B@@UAEXXZ"(i8*
//