clang/test/OpenMP/task_in_task_firstprivate_codegen.cpp

   1 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -x c++ -emit-llvm %s -o - | FileCheck %s
   2 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
   3 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
   4
   5 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -x c++ -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
   6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
   7 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
   8 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
   9 // expected-no-diagnostics
  10 #ifndef HEADER
  11 #define HEADER
  12
  13 // CHECK: @main
  14 int main() {
  15   double var = 0;
  16   // Check that var is firstprivatized in the outermost task.
  17   // CHECK: [[BASE:%.+]] = call ptr @__kmpc_omp_task_alloc(ptr @{{.+}}, i32 {{.+}}, i32 1, i64 48, i64 1, ptr @{{.+}})
  18   // CHECK: [[PRIVS:%.+]] = getelementptr inbounds %{{.+}}, ptr [[BASE]], i32 0, i32 1
  19   // CHECK: [[VAR_FP:%.+]] = getelementptr inbounds %{{.+}}, ptr [[PRIVS]], i32 0, i32 0
  20   // CHECK: [[VAR_VAL:%.+]] = load double, ptr %{{.+}},
  21   // CHECK: store double [[VAR_VAL]], ptr [[VAR_FP]],
  22   // CHECK: call i32 @__kmpc_omp_task(ptr @{{.+}}, i32 %{{.+}}, ptr [[BASE]])
  23 #pragma omp task
  24 #pragma omp task
  25   var += 1;
  26   return 0;
  27 }
  28
  29 #endif