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| author | David Green <david.green@arm.com> | 2018-09-12 14:09:06 +0000 |
|---|---|---|
| committer | David Green <david.green@arm.com> | 2018-09-12 14:09:06 +0000 |
| commit | be0c5b6d3c415ae2b778c7c641e3f451652718f7 (patch) | |
| tree | c630557d436e909d11b8db527cad760319ee1d2c /clang/test/CodeGenCXX/vtable-linkage.cpp | |
| parent | a34679658f881a6751651e0891b08af44b48fe69 (diff) | |
| download | bcm5719-llvm-be0c5b6d3c415ae2b778c7c641e3f451652718f7.tar.gz bcm5719-llvm-be0c5b6d3c415ae2b778c7c641e3f451652718f7.zip | |
[CodeGen] Align rtti and vtable data
Previously the alignment on the newly created rtti/typeinfo data was largely
not set, meaning that DataLayout::getPreferredAlignment was free to overalign
it to 16 bytes. This causes unnecessary code bloat.
Differential Revision: https://reviews.llvm.org/D51416
llvm-svn: 342053
Diffstat (limited to 'clang/test/CodeGenCXX/vtable-linkage.cpp')
| -rw-r--r-- | clang/test/CodeGenCXX/vtable-linkage.cpp | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/clang/test/CodeGenCXX/vtable-linkage.cpp b/clang/test/CodeGenCXX/vtable-linkage.cpp index 0c55eb26f7f..d4f06ce6ce0 100644 --- a/clang/test/CodeGenCXX/vtable-linkage.cpp +++ b/clang/test/CodeGenCXX/vtable-linkage.cpp @@ -98,10 +98,10 @@ void use_F() { // C has no key function, so its vtable should have weak_odr linkage // and hidden visibility (rdar://problem/7523229). -// CHECK-DAG: @_ZTV1C = linkonce_odr unnamed_addr constant {{.*}}, comdat, -// CHECK-DAG: @_ZTS1C = linkonce_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTI1C = linkonce_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTT1C = linkonce_odr unnamed_addr constant {{.*}}, comdat{{$}} +// CHECK-DAG: @_ZTV1C = linkonce_odr unnamed_addr constant {{.*}}, comdat, align 8{{$}} +// CHECK-DAG: @_ZTS1C = linkonce_odr constant {{.*}}, comdat, align 1{{$}} +// CHECK-DAG: @_ZTI1C = linkonce_odr constant {{.*}}, comdat, align 8{{$}} +// CHECK-DAG: @_ZTT1C = linkonce_odr unnamed_addr constant {{.*}}, comdat, align 8{{$}} // D has a key function that is defined in this translation unit so its vtable is // defined in the translation unit. @@ -120,27 +120,27 @@ void use_F() { // defined in this translation unit, so its vtable should have // weak_odr linkage. // CHECK-DAG: @_ZTV1EIsE = weak_odr unnamed_addr constant {{.*}}, comdat, -// CHECK-DAG: @_ZTS1EIsE = weak_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTI1EIsE = weak_odr constant {{.*}}, comdat{{$}} +// CHECK-DAG: @_ZTS1EIsE = weak_odr constant {{.*}}, comdat, align 1{{$}} +// CHECK-DAG: @_ZTI1EIsE = weak_odr constant {{.*}}, comdat, align 8{{$}} // F<short> is an explicit template instantiation without a key // function, so its vtable should have weak_odr linkage // CHECK-DAG: @_ZTV1FIsE = weak_odr unnamed_addr constant {{.*}}, comdat, -// CHECK-DAG: @_ZTS1FIsE = weak_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTI1FIsE = weak_odr constant {{.*}}, comdat{{$}} +// CHECK-DAG: @_ZTS1FIsE = weak_odr constant {{.*}}, comdat, align 1{{$}} +// CHECK-DAG: @_ZTI1FIsE = weak_odr constant {{.*}}, comdat, align 8{{$}} // E<long> is an implicit template instantiation with a key function // defined in this translation unit, so its vtable should have // linkonce_odr linkage. // CHECK-DAG: @_ZTV1EIlE = linkonce_odr unnamed_addr constant {{.*}}, comdat, -// CHECK-DAG: @_ZTS1EIlE = linkonce_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTI1EIlE = linkonce_odr constant {{.*}}, comdat{{$}} +// CHECK-DAG: @_ZTS1EIlE = linkonce_odr constant {{.*}}, comdat, align 1{{$}} +// CHECK-DAG: @_ZTI1EIlE = linkonce_odr constant {{.*}}, comdat, align 8{{$}} // F<long> is an implicit template instantiation with no key function, // so its vtable should have linkonce_odr linkage. // CHECK-DAG: @_ZTV1FIlE = linkonce_odr unnamed_addr constant {{.*}}, comdat, -// CHECK-DAG: @_ZTS1FIlE = linkonce_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTI1FIlE = linkonce_odr constant {{.*}}, comdat{{$}} +// CHECK-DAG: @_ZTS1FIlE = linkonce_odr constant {{.*}}, comdat, align 1{{$}} +// CHECK-DAG: @_ZTI1FIlE = linkonce_odr constant {{.*}}, comdat, align 8{{$}} // F<int> is an explicit template instantiation declaration without a // key function, so its vtable should have external linkage. @@ -171,8 +171,8 @@ void use_F() { // F<char> is an explicit specialization without a key function, so // its vtable should have linkonce_odr linkage. // CHECK-DAG: @_ZTV1FIcE = linkonce_odr unnamed_addr constant {{.*}}, comdat, -// CHECK-DAG: @_ZTS1FIcE = linkonce_odr constant {{.*}}, comdat{{$}} -// CHECK-DAG: @_ZTI1FIcE = linkonce_odr constant {{.*}}, comdat{{$}} +// CHECK-DAG: @_ZTS1FIcE = linkonce_odr constant {{.*}}, comdat, align 1{{$}} +// CHECK-DAG: @_ZTI1FIcE = linkonce_odr constant {{.*}}, comdat, align 8{{$}} // CHECK-DAG: @_ZTV1GIiE = linkonce_odr unnamed_addr constant {{.*}}, comdat, template <typename T> |
