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172 lines
6.4 KiB
172 lines
6.4 KiB
; RUN: llc < %s -asm-verbose=false | FileCheck %s --check-prefix=TYPEINFONAME
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; RUN: llc < %s -asm-verbose=false | FileCheck %s --check-prefix=VTABLE
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; RUN: llc < %s -asm-verbose=false | FileCheck %s --check-prefix=TYPEINFO
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; Test that simple vtables assemble as expected.
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;
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; The class hierarchy is:
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; struct A;
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; struct B : public A;
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; struct C : public A;
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; struct D : public B;
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; Each with a virtual dtor and method foo.
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target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128"
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target triple = "wasm32-unknown-unknown"
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%struct.A = type { i32 (...)** }
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%struct.B = type { %struct.A }
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%struct.C = type { %struct.A }
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%struct.D = type { %struct.B }
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@_ZTVN10__cxxabiv117__class_type_infoE = external global i8*
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@_ZTVN10__cxxabiv120__si_class_type_infoE = external global i8*
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; TYPEINFONAME-LABEL: _ZTS1A:
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; TYPEINFONAME-NEXT: .asciz "1A"
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@_ZTS1A = constant [3 x i8] c"1A\00"
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; TYPEINFONAME-LABEL: _ZTS1B:
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; TYPEINFONAME-NEXT: .asciz "1B"
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@_ZTS1B = constant [3 x i8] c"1B\00"
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; TYPEINFONAME-LABEL: _ZTS1C:
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; TYPEINFONAME-NEXT: .asciz "1C"
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@_ZTS1C = constant [3 x i8] c"1C\00"
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; TYPEINFONAME-LABEL: _ZTS1D:
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; TYPEINFONAME-NEXT: .asciz "1D"
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@_ZTS1D = constant [3 x i8] c"1D\00"
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; VTABLE: .type _ZTV1A,@object
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; VTABLE-NEXT: .section .data.rel.ro,"aw",@progbits
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; VTABLE-NEXT: .globl _ZTV1A
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; VTABLE-LABEL: _ZTV1A:
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; VTABLE-NEXT: .int32 0
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; VTABLE-NEXT: .int32 _ZTI1A
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; VTABLE-NEXT: .int32 _ZN1AD2Ev
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; VTABLE-NEXT: .int32 _ZN1AD0Ev
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; VTABLE-NEXT: .int32 _ZN1A3fooEv
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; VTABLE-NEXT: .size _ZTV1A, 20
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@_ZTV1A = constant [5 x i8*] [i8* null, i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*), i8* bitcast (%struct.A* (%struct.A*)* @_ZN1AD2Ev to i8*), i8* bitcast (void (%struct.A*)* @_ZN1AD0Ev to i8*), i8* bitcast (void (%struct.A*)* @_ZN1A3fooEv to i8*)], align 4
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; VTABLE: .type _ZTV1B,@object
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; VTABLE-NEXT: .globl _ZTV1B
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; VTABLE-LABEL: _ZTV1B:
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; VTABLE-NEXT: .int32 0
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; VTABLE-NEXT: .int32 _ZTI1B
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; VTABLE-NEXT: .int32 _ZN1AD2Ev
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; VTABLE-NEXT: .int32 _ZN1BD0Ev
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; VTABLE-NEXT: .int32 _ZN1B3fooEv
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; VTABLE-NEXT: .size _ZTV1B, 20
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@_ZTV1B = constant [5 x i8*] [i8* null, i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1B to i8*), i8* bitcast (%struct.A* (%struct.A*)* @_ZN1AD2Ev to i8*), i8* bitcast (void (%struct.B*)* @_ZN1BD0Ev to i8*), i8* bitcast (void (%struct.B*)* @_ZN1B3fooEv to i8*)], align 4
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; VTABLE: .type _ZTV1C,@object
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; VTABLE-NEXT: .globl _ZTV1C
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; VTABLE-LABEL: _ZTV1C:
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; VTABLE-NEXT: .int32 0
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; VTABLE-NEXT: .int32 _ZTI1C
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; VTABLE-NEXT: .int32 _ZN1AD2Ev
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; VTABLE-NEXT: .int32 _ZN1CD0Ev
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; VTABLE-NEXT: .int32 _ZN1C3fooEv
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; VTABLE-NEXT: .size _ZTV1C, 20
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@_ZTV1C = constant [5 x i8*] [i8* null, i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1C to i8*), i8* bitcast (%struct.A* (%struct.A*)* @_ZN1AD2Ev to i8*), i8* bitcast (void (%struct.C*)* @_ZN1CD0Ev to i8*), i8* bitcast (void (%struct.C*)* @_ZN1C3fooEv to i8*)], align 4
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; VTABLE: .type _ZTV1D,@object
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; VTABLE-NEXT: .globl _ZTV1D
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; VTABLE-LABEL: _ZTV1D:
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; VTABLE-NEXT: .int32 0
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; VTABLE-NEXT: .int32 _ZTI1D
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; VTABLE-NEXT: .int32 _ZN1AD2Ev
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; VTABLE-NEXT: .int32 _ZN1DD0Ev
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; VTABLE-NEXT: .int32 _ZN1D3fooEv
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; VTABLE-NEXT: .size _ZTV1D, 20
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@_ZTV1D = constant [5 x i8*] [i8* null, i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1D to i8*), i8* bitcast (%struct.A* (%struct.A*)* @_ZN1AD2Ev to i8*), i8* bitcast (void (%struct.D*)* @_ZN1DD0Ev to i8*), i8* bitcast (void (%struct.D*)* @_ZN1D3fooEv to i8*)], align 4
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; TYPEINFO: .type _ZTI1A,@object
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; TYPEINFO: .globl _ZTI1A
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; TYPEINFO-LABEL: _ZTI1A:
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; TYPEINFO-NEXT: .int32 _ZTVN10__cxxabiv117__class_type_infoE+8
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; TYPEINFO-NEXT: .int32 _ZTS1A
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; TYPEINFO-NEXT: .size _ZTI1A, 8
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@_ZTI1A = constant { i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv117__class_type_infoE, i32 2) to i8*), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @_ZTS1A, i32 0, i32 0) }
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; TYPEINFO: .type _ZTI1B,@object
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; TYPEINFO: .globl _ZTI1B
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; TYPEINFO-LABEL: _ZTI1B:
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; TYPEINFO-NEXT: .int32 _ZTVN10__cxxabiv120__si_class_type_infoE+8
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; TYPEINFO-NEXT: .int32 _ZTS1B
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; TYPEINFO-NEXT: .int32 _ZTI1A
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; TYPEINFO-NEXT: .size _ZTI1B, 12
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@_ZTI1B = constant { i8*, i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv120__si_class_type_infoE, i32 2) to i8*), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @_ZTS1B, i32 0, i32 0), i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*) }
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; TYPEINFO: .type _ZTI1C,@object
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; TYPEINFO: .globl _ZTI1C
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; TYPEINFO-LABEL: _ZTI1C:
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; TYPEINFO-NEXT: .int32 _ZTVN10__cxxabiv120__si_class_type_infoE+8
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; TYPEINFO-NEXT: .int32 _ZTS1C
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; TYPEINFO-NEXT: .int32 _ZTI1A
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; TYPEINFO-NEXT: .size _ZTI1C, 12
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@_ZTI1C = constant { i8*, i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv120__si_class_type_infoE, i32 2) to i8*), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @_ZTS1C, i32 0, i32 0), i8* bitcast ({ i8*, i8* }* @_ZTI1A to i8*) }
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; TYPEINFO: .type _ZTI1D,@object
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; TYPEINFO: .globl _ZTI1D
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; TYPEINFO-LABEL: _ZTI1D:
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; TYPEINFO-NEXT: .int32 _ZTVN10__cxxabiv120__si_class_type_infoE+8
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; TYPEINFO-NEXT: .int32 _ZTS1D
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; TYPEINFO-NEXT: .int32 _ZTI1B
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; TYPEINFO-NEXT: .size _ZTI1D, 12
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@_ZTI1D = constant { i8*, i8*, i8* } { i8* bitcast (i8** getelementptr inbounds (i8*, i8** @_ZTVN10__cxxabiv120__si_class_type_infoE, i32 2) to i8*), i8* getelementptr inbounds ([3 x i8], [3 x i8]* @_ZTS1D, i32 0, i32 0), i8* bitcast ({ i8*, i8*, i8* }* @_ZTI1B to i8*) }
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@g = global i32 0, align 4
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define void @_ZN1A3fooEv(%struct.A* %this) {
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entry:
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store i32 2, i32* @g, align 4
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ret void
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}
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define void @_ZN1B3fooEv(%struct.B* %this) {
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entry:
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store i32 4, i32* @g, align 4
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ret void
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}
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define void @_ZN1C3fooEv(%struct.C* %this) {
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entry:
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store i32 6, i32* @g, align 4
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ret void
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}
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define void @_ZN1D3fooEv(%struct.D* %this) {
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entry:
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store i32 8, i32* @g, align 4
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ret void
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}
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define linkonce_odr void @_ZN1AD0Ev(%struct.A* %this) {
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entry:
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%0 = bitcast %struct.A* %this to i8*
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tail call void @_ZdlPv(i8* %0)
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ret void
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}
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define linkonce_odr void @_ZN1BD0Ev(%struct.B* %this) {
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entry:
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%0 = bitcast %struct.B* %this to i8*
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tail call void @_ZdlPv(i8* %0)
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ret void
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}
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define linkonce_odr void @_ZN1CD0Ev(%struct.C* %this) {
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entry:
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%0 = bitcast %struct.C* %this to i8*
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tail call void @_ZdlPv(i8* %0)
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ret void
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}
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define linkonce_odr %struct.A* @_ZN1AD2Ev(%struct.A* returned %this) {
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entry:
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ret %struct.A* %this
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}
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define linkonce_odr void @_ZN1DD0Ev(%struct.D* %this) {
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entry:
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%0 = bitcast %struct.D* %this to i8*
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tail call void @_ZdlPv(i8* %0)
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ret void
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}
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declare void @_ZdlPv(i8*)
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