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[NFC][Clang] Precommit test for VTable codegen #124983

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Merged
merged 3 commits into from
Feb 20, 2025
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[NFC][Clang] Precommit test for VTable codegen #124983

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0e2317a
[CUDA] Precommit test for VTable codegen
gandhi56 Jan 29, 2025
96111e0
- Test for SPIRV codegen as well
gandhi56 Jan 29, 2025
9f62c3c
- Removed irrelevant changes
gandhi56 Feb 4, 2025
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35 changes: 35 additions & 0 deletions clang/test/CodeGenCUDA/increment-index-for-thunks.cu
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// RUN: %clang_cc1 -fcuda-is-device -triple amdgcn-amd-amdhsa -target-cpu gfx942 \
// RUN: -emit-llvm -xhip %s -o - | FileCheck %s --check-prefix=GCN
// RUN: %clang_cc1 -fcuda-is-device -triple spirv64-amd-amdhsa \
// RUN: -emit-llvm -xhip %s -o - | FileCheck %s --check-prefix=SPIRV

// GCN: @_ZTV1C = linkonce_odr unnamed_addr addrspace(1) constant { [5 x ptr addrspace(1)], [4 x ptr addrspace(1)] } { [5 x ptr addrspace(1)] [ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr @_ZN1B2f2Ev to ptr addrspace(1)), ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr @_ZN1C2f1Ev to ptr addrspace(1))], [4 x ptr addrspace(1)] [ptr addrspace(1) inttoptr (i64 -8 to ptr addrspace(1)), ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr @_ZN1C2f1Ev to ptr addrspace(1))] }, comdat, align 8
// GCN: @_ZTV1B = linkonce_odr unnamed_addr addrspace(1) constant { [3 x ptr addrspace(1)] } { [3 x ptr addrspace(1)] [ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr @_ZN1B2f2Ev to ptr addrspace(1))] }, comdat, align 8
// GCN: @_ZTV1A = linkonce_odr unnamed_addr addrspace(1) constant { [4 x ptr addrspace(1)] } { [4 x ptr addrspace(1)] [ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr @__cxa_pure_virtual to ptr addrspace(1))] }, comdat, align 8
// SPIRV: @_ZTV1C = linkonce_odr unnamed_addr addrspace(1) constant { [5 x ptr addrspace(1)], [4 x ptr addrspace(1)] } { [5 x ptr addrspace(1)] [ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr addrspace(4) @_ZN1B2f2Ev to ptr addrspace(1)), ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr addrspace(4) @_ZN1C2f1Ev to ptr addrspace(1))], [4 x ptr addrspace(1)] [ptr addrspace(1) inttoptr (i64 -8 to ptr addrspace(1)), ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr addrspace(4) @_ZN1C2f1Ev to ptr addrspace(1))] }, comdat, align 8
// SPIRV: @_ZTV1B = linkonce_odr unnamed_addr addrspace(1) constant { [3 x ptr addrspace(1)] } { [3 x ptr addrspace(1)] [ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr addrspace(4) @_ZN1B2f2Ev to ptr addrspace(1))] }, comdat, align 8
// SPIRV: @_ZTV1A = linkonce_odr unnamed_addr addrspace(1) constant { [4 x ptr addrspace(1)] } { [4 x ptr addrspace(1)] [ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) null, ptr addrspace(1) addrspacecast (ptr addrspace(4) @__cxa_pure_virtual to ptr addrspace(1))] }, comdat, align 8

struct A {
__attribute__((device)) A() { }
virtual void neither_device_nor_host_f() = 0 ;
__attribute__((device)) virtual void f1() = 0;

};

struct B {
__attribute__((device)) B() { }
__attribute__((device)) virtual void f2() { };
};

struct C : public B, public A {
__attribute__((device)) C() : B(), A() { }

virtual void neither_device_nor_host_f() override { }
__attribute__((device)) virtual void f1() override { }

};

__attribute__((device)) void test() {
C obj;
}
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