1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc 2 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-nvidia-cuda -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s 3 // expected-no-diagnostics 4 5 int foo(int &a) { return a; } 6 7 int bar() { 8 int a; 9 return foo(a); 10 } 11 12 // CHECK: define weak void @__omp_offloading_{{.*}}maini1{{.*}}_l[[@LINE+5]](i32* dereferenceable{{.*}}) 13 // CHECK-NOT: @__kmpc_data_sharing_push_stack 14 15 int maini1() { 16 int a; 17 #pragma omp target parallel map(from:a) 18 { 19 int b; 20 a = foo(b) + bar(); 21 } 22 return a; 23 } 24 25 // parallel region 26 // CHECK: define {{.*}}void @{{.*}}(i32* noalias {{.*}}, i32* noalias {{.*}}, i32* dereferenceable{{.*}}) 27 // CHECK: [[RES:%.+]] = call i8* @__kmpc_data_sharing_push_stack(i64 4, i16 0) 28 // CHECK: [[GLOBALS:%.+]] = bitcast i8* [[RES]] to [[GLOBAL_ST:%struct[.].*]]* 29 // CHECK: [[B_ADDR:%.+]] = getelementptr inbounds [[GLOBAL_ST]], [[GLOBAL_ST]]* [[GLOBALS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 30 // CHECK: call {{.*}}[[FOO:@.*foo.*]](i32* dereferenceable{{.*}} [[B_ADDR]]) 31 // CHECK: call {{.*}}[[BAR:@.*bar.*]]() 32 // CHECK: call void @__kmpc_data_sharing_pop_stack(i8* [[RES]]) 33 // CHECK: ret void 34 35 // CHECK: define {{.*}}[[FOO]](i32* dereferenceable{{.*}}) 36 // CHECK-NOT: @__kmpc_data_sharing_push_stack 37 38 // CHECK: define {{.*}}[[BAR]]() 39 // CHECK: [[RES:%.+]] = call i8* @__kmpc_data_sharing_push_stack(i64 4, i16 0) 40 // CHECK: [[GLOBALS:%.+]] = bitcast i8* [[RES]] to [[GLOBAL_ST:%struct[.].*]]* 41 // CHECK: [[A_ADDR:%.+]] = getelementptr inbounds [[GLOBAL_ST]], [[GLOBAL_ST]]* [[GLOBALS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 42 // CHECK: call {{.*}}[[FOO]](i32* dereferenceable{{.*}} [[A_ADDR]]) 43 // CHECK: call void @__kmpc_data_sharing_pop_stack(i8* [[RES]]) 44 // CHECK: ret i32 45