clang/test/OpenMP/target_map_member_expr_codegen.cpp

// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-targets=x86_64-pc-linux-gnu  \
// RUN:  -x c++ -triple x86_64-unknown-linux-gnu -emit-llvm %s -o - \
// RUN:   | FileCheck %s

// expected-no-diagnostics

// CHECK: @.offload_sizes = private unnamed_addr constant [4 x i64] [i64 12, i64 4, i64 4, i64 4]
// CHECK-NOT: @.offload_sizes = private unnamed_addr constant [4 x i64] [i64 0, i64 4, i64 4, i64 4]

// CHECK-LABEL: define {{[^@]+}}@_Z3foov(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[B:%.*]] = alloca [[CLASS_B:%.*]], align 4
// CHECK-NEXT:    call void @_ZN1BC1Eii(ptr noundef nonnull align 4 dereferenceable(12) [[B]], i32 noundef 2, i32 noundef 3)
// CHECK-NEXT:    call void @_ZN1B3runEv(ptr noundef nonnull align 4 dereferenceable(12) [[B]])
// CHECK-NEXT:    ret void
//
class A {
protected:
  int X;
  int Y;

public:
  A (int x, int y) : X { x }, Y { y } { };
};

class B : public A {
  using A::X;
  using A::Y;
public:
  int res;
// CHECK-LABEL: define {{[^@]+}}@_ZN1BC1Eii(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK-NEXT:    [[X_ADDR:%.*]] = alloca i32, align 4
// CHECK-NEXT:    [[Y_ADDR:%.*]] = alloca i32, align 4
// CHECK-NEXT:    store ptr [[THIS:%.*]], ptr [[THIS_ADDR]], align 8
// CHECK-NEXT:    store i32 [[X:%.*]], ptr [[X_ADDR]], align 4
// CHECK-NEXT:    store i32 [[Y:%.*]], ptr [[Y_ADDR]], align 4
// CHECK-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
// CHECK-NEXT:    [[TMP0:%.*]] = load i32, ptr [[X_ADDR]], align 4
// CHECK-NEXT:    [[TMP1:%.*]] = load i32, ptr [[Y_ADDR]], align 4
// CHECK-NEXT:    call void @_ZN1BC2Eii(ptr noundef nonnull align 4 dereferenceable(12) [[THIS1]], i32 noundef [[TMP0]], i32 noundef [[TMP1]])
// CHECK-NEXT:    ret void
//
  B (int x, int y) : A(x,y), res{0} {}
// CHECK-LABEL: define {{[^@]+}}@_ZN1B3runEv(
// CHECK-NEXT:  entry:
// CHECK-NEXT:    [[THIS_ADDR:%.*]] = alloca ptr, align 8
// CHECK-NEXT:    [[DOTOFFLOAD_BASEPTRS:%.*]] = alloca [4 x ptr], align 8
// CHECK-NEXT:    [[DOTOFFLOAD_PTRS:%.*]] = alloca [4 x ptr], align 8
// CHECK-NEXT:    [[DOTOFFLOAD_MAPPERS:%.*]] = alloca [4 x ptr], align 8
// CHECK-NEXT:    store ptr [[THIS:%.*]], ptr [[THIS_ADDR]], align 8
// CHECK-NEXT:    [[THIS1:%.*]] = load ptr, ptr [[THIS_ADDR]], align 8
// CHECK-NEXT:    [[RES:%.*]] = getelementptr inbounds [[CLASS_B:%.*]], ptr [[THIS1]], i32 0, i32 1
// CHECK-NEXT:    [[X:%.*]] = getelementptr inbounds [[CLASS_A:%.*]], ptr [[THIS1]], i32 0, i32 0
// CHECK-NEXT:    [[Y:%.*]] = getelementptr inbounds [[CLASS_A]], ptr [[THIS1]], i32 0, i32 1
// CHECK-NEXT:    [[TMP0:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_BASEPTRS]], i32 0, i32 0
// CHECK-NEXT:    store ptr [[THIS1]], ptr [[TMP0]], align 8
// CHECK-NEXT:    [[TMP1:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_PTRS]], i32 0, i32 0
// CHECK-NEXT:    store ptr [[THIS1]], ptr [[TMP1]], align 8
// CHECK-NEXT:    [[TMP2:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_MAPPERS]], i64 0, i64 0
// CHECK-NEXT:    store ptr null, ptr [[TMP2]], align 8
// CHECK-NEXT:    [[TMP3:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_BASEPTRS]], i32 0, i32 1
// CHECK-NEXT:    store ptr [[THIS1]], ptr [[TMP3]], align 8
// CHECK-NEXT:    [[TMP4:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_PTRS]], i32 0, i32 1
// CHECK-NEXT:    store ptr [[RES]], ptr [[TMP4]], align 8
// CHECK-NEXT:    [[TMP5:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_MAPPERS]], i64 0, i64 1
// CHECK-NEXT:    store ptr null, ptr [[TMP5]], align 8
// CHECK-NEXT:    [[TMP6:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_BASEPTRS]], i32 0, i32 2
// CHECK-NEXT:    store ptr [[THIS1]], ptr [[TMP6]], align 8
// CHECK-NEXT:    [[TMP7:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_PTRS]], i32 0, i32 2
// CHECK-NEXT:    store ptr [[X]], ptr [[TMP7]], align 8
// CHECK-NEXT:    [[TMP8:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_MAPPERS]], i64 0, i64 2
// CHECK-NEXT:    store ptr null, ptr [[TMP8]], align 8
// CHECK-NEXT:    [[TMP9:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_BASEPTRS]], i32 0, i32 3
// CHECK-NEXT:    store ptr [[THIS1]], ptr [[TMP9]], align 8
// CHECK-NEXT:    [[TMP10:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_PTRS]], i32 0, i32 3
// CHECK-NEXT:    store ptr [[Y]], ptr [[TMP10]], align 8
// CHECK-NEXT:    [[TMP11:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_MAPPERS]], i64 0, i64 3
// CHECK-NEXT:    store ptr null, ptr [[TMP11]], align 8
// CHECK-NEXT:    [[TMP12:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_BASEPTRS]], i32 0, i32 0
// CHECK-NEXT:    [[TMP13:%.*]] = getelementptr inbounds [4 x ptr], ptr [[DOTOFFLOAD_PTRS]], i32 0, i32 0
// CHECK-NEXT:    [[KERNEL_ARGS:%.*]] = alloca [[STRUCT___TGT_KERNEL_ARGUMENTS:%.*]], align 8
// CHECK-NEXT:    [[TMP14:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 0
// CHECK-NEXT:    store i32 2, ptr [[TMP14]], align 4
// CHECK-NEXT:    [[TMP15:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 1
// CHECK-NEXT:    store i32 4, ptr [[TMP15]], align 4
// CHECK-NEXT:    [[TMP16:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 2
// CHECK-NEXT:    store ptr [[TMP12]], ptr [[TMP16]], align 8
// CHECK-NEXT:    [[TMP17:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 3
// CHECK-NEXT:    store ptr [[TMP13]], ptr [[TMP17]], align 8
// CHECK-NEXT:    [[TMP18:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 4
// CHECK-NEXT:    store ptr @.offload_sizes, ptr [[TMP18]], align 8
// CHECK-NEXT:    [[TMP19:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 5
// CHECK-NEXT:    store ptr @.offload_maptypes, ptr [[TMP19]], align 8
// CHECK-NEXT:    [[TMP20:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 6
// CHECK-NEXT:    store ptr null, ptr [[TMP20]], align 8
// CHECK-NEXT:    [[TMP21:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 7
// CHECK-NEXT:    store ptr null, ptr [[TMP21]], align 8
// CHECK-NEXT:    [[TMP22:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 8
// CHECK-NEXT:    store i64 0, ptr [[TMP22]], align 8
// CHECK-NEXT:    [[TMP23:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 9
// CHECK-NEXT:    store i64 0, ptr [[TMP23]], align 8
// CHECK-NEXT:    [[TMP24:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 10
// CHECK-NEXT:    store [3 x i32] [i32 -1, i32 0, i32 0], ptr [[TMP24]], align 4
// CHECK-NEXT:    [[TMP25:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 11
// CHECK-NEXT:    store [3 x i32] zeroinitializer, ptr [[TMP25]], align 4
// CHECK-NEXT:    [[TMP26:%.*]] = getelementptr inbounds [[STRUCT___TGT_KERNEL_ARGUMENTS]], ptr [[KERNEL_ARGS]], i32 0, i32 12
// CHECK-NEXT:    store i32 0, ptr [[TMP26]], align 4
// CHECK-NEXT:    [[TMP27:%.*]] = call i32 @__tgt_target_kernel(ptr @[[GLOB1:[0-9]+]], i64 -1, i32 -1, i32 0, ptr @.__omp_offloading_{{.*}}__ZN1B3runEv_{{.*}}.region_id, ptr [[KERNEL_ARGS]])
// CHECK-NEXT:    [[TMP28:%.*]] = icmp ne i32 [[TMP27]], 0
// CHECK-NEXT:    br i1 [[TMP28]], label [[OMP_OFFLOAD_FAILED:%.*]], label [[OMP_OFFLOAD_CONT:%.*]]
// CHECK:       omp_offload.failed:
// CHECK-NEXT:    call void @__omp_offloading_{{.*}}__ZN1B3runEv_{{.*}}(ptr [[THIS1]]) #[[ATTR3:[0-9]+]]
// CHECK-NEXT:    br label [[OMP_OFFLOAD_CONT]]
// CHECK:       omp_offload.cont:
// CHECK-NEXT:    ret void
//
  void run (void) {
  #pragma omp target
     res = X + Y;
  }
};

void foo() {
  B b(2, 3);
  b.run();
}