| // 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 |
| // 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 |
| // expected-no-diagnostics |
| |
| int foo(int &a) { return a; } |
| |
| int bar() { |
| int a; |
| return foo(a); |
| } |
| |
| // CHECK: define weak void @__omp_offloading_{{.*}}maini1{{.*}}_l[[@LINE+5]](i32* dereferenceable{{.*}}) |
| // CHECK-NOT: @__kmpc_data_sharing_push_stack |
| |
| int maini1() { |
| int a; |
| #pragma omp target parallel map(from:a) |
| { |
| int b; |
| a = foo(b) + bar(); |
| } |
| return a; |
| } |
| |
| // parallel region |
| // CHECK: define {{.*}}void @{{.*}}(i32* noalias {{.*}}, i32* noalias {{.*}}, i32* dereferenceable{{.*}}) |
| // CHECK-NOT: call i8* @__kmpc_data_sharing_push_stack( |
| // CHECK: [[B_ADDR:%.+]] = alloca i32, |
| // CHECK: call {{.*}}[[FOO:@.*foo.*]](i32* dereferenceable{{.*}} [[B_ADDR]]) |
| // CHECK: call {{.*}}[[BAR:@.*bar.*]]() |
| // CHECK-NOT: call void @__kmpc_data_sharing_pop_stack( |
| // CHECK: ret void |
| |
| // CHECK: define {{.*}}[[FOO]](i32* dereferenceable{{.*}}) |
| // CHECK-NOT: @__kmpc_data_sharing_push_stack |
| |
| // CHECK: define {{.*}}[[BAR]]() |
| // CHECK: [[RES:%.+]] = call i8* @__kmpc_data_sharing_push_stack(i64 4, i16 0) |
| // CHECK: [[GLOBALS:%.+]] = bitcast i8* [[RES]] to [[GLOBAL_ST:%struct[.].*]]* |
| // CHECK: [[A_ADDR:%.+]] = getelementptr inbounds [[GLOBAL_ST]], [[GLOBAL_ST]]* [[GLOBALS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 |
| // CHECK: call {{.*}}[[FOO]](i32* dereferenceable{{.*}} [[A_ADDR]]) |
| // CHECK: call void @__kmpc_data_sharing_pop_stack(i8* [[RES]]) |
| // CHECK: ret i32 |
