clang/test/OpenMP/target_constant_device_codegen.cpp

   1 // Test host codegen.
   2 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
   3 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
   4 // RUN: %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify -Wno-vla %s -emit-llvm -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
   5
   6 // expected-no-diagnostics
   7 #ifndef HEADER
   8 #define HEADER
   9
  10 int global;
  11 extern int global;
  12
  13 // CHECK: define {{.*}}[[FOO:@.+]](
  14 int foo(int n) {
  15   int a = 0;
  16   float b[10];
  17   double cn[5][n];
  18
  19   #pragma omp target nowait depend(in: global) depend(out: a, b, cn[4])
  20   {
  21   }
  22
  23   // CHECK: call ptr @__kmpc_omp_target_task_alloc({{.*}}, i64 -1)
  24
  25   #pragma omp target device(1) nowait depend(in: global) depend(out: a, b, cn[4])
  26   {
  27   }
  28
  29   // CHECK: call ptr @__kmpc_omp_target_task_alloc({{.*}}, i64 1)
  30
  31   return a;
  32 }
  33
  34 #endif