clang/test/Headers/nvptx_device_math_functions.c

   1 // Test calling of device math functions.
   2 ///==========================================================================///
   3
   4 // REQUIRES: nvptx-registered-target
   5
   6 // RUN: %clang_cc1 -x c -internal-isystem %S/Inputs/include -fopenmp -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
   7 // RUN: %clang_cc1 -x c -internal-isystem %S/../../lib/Headers/openmp_wrappers -include __clang_openmp_device_functions.h -internal-isystem %S/Inputs/include -fopenmp -triple nvptx64-nvidia-cuda -aux-triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix=CHECK-C
   8 // RUN: %clang_cc1 -x c++ -internal-isystem %S/Inputs/include -fopenmp -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
   9 // RUN: %clang_cc1 -x c++ -internal-isystem %S/../../lib/Headers/openmp_wrappers -include __clang_openmp_device_functions.h -internal-isystem %S/Inputs/include -fopenmp -triple nvptx64-nvidia-cuda -aux-triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix=CHECK-CXX
  10
  11 #ifdef __cplusplus
  12 #include <cstdlib>
  13 #include <cmath>
  14 #else
  15 #include <stdlib.h>
  16 #include <math.h>
  17 #endif
  18
  19 void test_sqrt(double a1) {
  20   #pragma omp target
  21   {
  22     // CHECK-C: call double @__nv_sqrt(double
  23     // CHECK-CXX: call noundef double @__nv_sqrt(double
  24     double l1 = sqrt(a1);
  25     // CHECK-C: call double @__nv_pow(double
  26     // CHECK-CXX: call noundef double @__nv_pow(double
  27     double l2 = pow(a1, a1);
  28     // CHECK-C: call double @__nv_modf(double
  29     // CHECK-CXX: call noundef double @__nv_modf(double
  30     double l3 = modf(a1 + 3.5, &a1);
  31     // CHECK-C: call double @__nv_fabs(double
  32     // CHECK-CXX: call noundef double @__nv_fabs(double
  33     double l4 = fabs(a1);
  34     // CHECK-C: call i32 @__nv_abs(i32
  35     // CHECK-CXX: call noundef i32 @__nv_abs(i32
  36     double l5 = abs((int)a1);
  37   }
  38 }