77 lines · cpp
1// RUN: %clang_cc1 %s -fno-rtti -triple=i386-pc-win32 -emit-llvm -o - | FileCheck %s2 3// For now, just make sure x86_64 doesn't crash.4// RUN: %clang_cc1 %s -fno-rtti -triple=x86_64-pc-win32 -emit-llvm -o %t5 6struct A {7 virtual void f();8};9 10struct B {11 virtual void f();12};13 14struct C : A, B {};15 16struct D : virtual C {17 D();18 ~D();19 virtual void f();20 void g();21 int xxx;22};23 24D::D() {} // Forces vftable emission.25 26// CHECK-LABEL: define linkonce_odr dso_local x86_thiscallcc void @"?f@D@@$4PPPPPPPM@A@AEXXZ"27// Note that the vtordisp is applied before really adjusting to D*.28// CHECK: %[[ECX:.*]] = load ptr, ptr %{{.*}}29// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr inbounds i8, ptr %[[ECX]], i32 -430// CHECK: %[[VTORDISP:.*]] = load i32, ptr %[[VTORDISP_PTR_i8]]31// CHECK: %[[VTORDISP_NEG:.*]] = sub i32 0, %[[VTORDISP]]32// CHECK: %[[ADJUSTED_i8:.*]] = getelementptr i8, ptr %[[ECX]], i32 %[[VTORDISP_NEG]]33// CHECK: call x86_thiscallcc void @"?f@D@@UAEXXZ"(ptr noundef %[[ADJUSTED_i8]])34// CHECK: ret void35 36// CHECK-LABEL: define linkonce_odr dso_local x86_thiscallcc void @"?f@D@@$4PPPPPPPI@3AEXXZ"37// CHECK: %[[ECX:.*]] = load ptr, ptr %{{.*}}38// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr inbounds i8, ptr %[[ECX]], i32 -839// CHECK: %[[VTORDISP:.*]] = load i32, ptr %[[VTORDISP_PTR_i8]]40// CHECK: %[[VTORDISP_NEG:.*]] = sub i32 0, %[[VTORDISP]]41// CHECK: %[[VTORDISP_ADJUSTED_i8:.*]] = getelementptr i8, ptr %[[ECX]], i32 %[[VTORDISP_NEG]]42// CHECK: %[[ADJUSTED_i8:.*]] = getelementptr i8, ptr %[[VTORDISP_ADJUSTED_i8]], i32 -443// CHECK: call x86_thiscallcc void @"?f@D@@UAEXXZ"(ptr noundef %[[ADJUSTED_i8]])44// CHECK: ret void45 46struct E : virtual A {47 virtual void f();48 ~E();49};50 51struct F {52 virtual void z();53};54 55struct G : virtual F, virtual E {56 int ggg;57 G();58 ~G();59};60 61G::G() {} // Forces vftable emission.62 63// CHECK-LABEL: define linkonce_odr dso_local x86_thiscallcc void @"?f@E@@$R4BA@M@PPPPPPPM@7AEXXZ"(ptr64// CHECK: %[[ECX:.*]] = load ptr, ptr %{{.*}}65// CHECK: %[[VTORDISP_PTR_i8:.*]] = getelementptr inbounds i8, ptr %[[ECX]], i32 -466// CHECK: %[[VTORDISP:.*]] = load i32, ptr %[[VTORDISP_PTR_i8]]67// CHECK: %[[VTORDISP_NEG:.*]] = sub i32 0, %[[VTORDISP]]68// CHECK: %[[VTORDISP_ADJUSTED_i8:.*]] = getelementptr i8, ptr %[[ECX]], i32 %[[VTORDISP_NEG]]69// CHECK: %[[VBPTR_i8:.*]] = getelementptr inbounds i8, ptr %[[VTORDISP_ADJUSTED_i8]], i32 -1670// CHECK: %[[VBTABLE:.*]] = load ptr, ptr %[[VBPTR_i8]]71// CHECK: %[[VBOFFSET_PTR:.*]] = getelementptr inbounds i32, ptr %[[VBTABLE]], i32 372// CHECK: %[[VBASE_OFFSET:.*]] = load i32, ptr %[[VBOFFSET_PTR]]73// CHECK: %[[VBASE:.*]] = getelementptr inbounds i8, ptr %[[VBPTR_i8]], i32 %[[VBASE_OFFSET]]74// CHECK: %[[ARG_i8:.*]] = getelementptr i8, ptr %[[VBASE]], i32 875// CHECK: call x86_thiscallcc void @"?f@E@@UAEXXZ"(ptr noundef %[[ARG_i8]])76// CHECK: ret void77