49 lines · cpp
1// RUN: %clang_cc1 -verify -triple x86_64-pc-linux-gnu -fopenmp-targets=amdgcn-amd-amdhsa -fopenmp -emit-llvm %s -o - | FileCheck %s2// expected-no-diagnostics3 4struct S {5 int x;6 int y;7 char z; // Hidden padding after here...8};9 10struct T : public S {11 int a;12 int b;13 int c;14};15 16int main() {17 T v;18 19#pragma omp target map(tofrom: v, v.y, v.z, v.a)20 {21 v.y++;22 v.z += 2;23 v.a += 3;24 }25 26 return 0;27}28 29// CHECK: [[CSTSZ:@.+]] = private {{.*}}constant [7 x i64] [i64 0, i64 0, i64 0, i64 0, i64 4, i64 1, i64 4]30// CHECK: [[CSTTY:@.+]] = private {{.*}}constant [7 x i64] [i64 [[#0x20]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]], i64 [[#0x1000000000003]]]31 32// CHECK-DAG: call i32 @__tgt_target_kernel(ptr @{{.+}}, i64 -1, i32 -1, i32 0, ptr @.{{.+}}.region_id, ptr [[ARGS:%.+]])33// CHECK-DAG: [[KSIZE:%.+]] = getelementptr inbounds {{.+}}[[ARGS]], i32 0, i32 434// CHECK-DAG: store ptr [[SZBASE:%.+]], ptr [[KSIZE]], align 835// CHECK-DAG: [[SZBASE]] = getelementptr inbounds [7 x i64], ptr [[SIZES:%[^,]*]], i32 0, i32 036 37// Fill four non-constant size elements here: the whole struct size, the region38// covering v.x, the region covering padding after v.z and the region covering39// v.b and v.c.40 41// CHECK-DAG: [[STR:%.+]] = getelementptr inbounds [7 x i64], ptr [[SIZES]], i32 0, i32 042// CHECK-DAG: store i64 %{{.+}}, ptr [[STR]], align 843// CHECK-DAG: [[X:%.+]] = getelementptr inbounds [7 x i64], ptr [[SIZES]], i32 0, i32 144// CHECK-DAG: store i64 %{{.+}}, ptr [[X]], align 845// CHECK-DAG: [[PAD:%.+]] = getelementptr inbounds [7 x i64], ptr [[SIZES]], i32 0, i32 246// CHECK-DAG: store i64 %{{.+}}, ptr [[PAD]], align 847// CHECK-DAG: [[BC:%.+]] = getelementptr inbounds [7 x i64], ptr [[SIZES]], i32 0, i32 348// CHECK-DAG: store i64 %{{.+}}, ptr [[BC]], align 849