clang/test/Headers/nvptx_device_math_complex.cpp

   1 // REQUIRES: nvptx-registered-target
   2 // RUN: %clang_cc1 -verify -internal-isystem %S/Inputs/include -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
   3 // RUN: %clang_cc1 -verify -internal-isystem %S/../../lib/Headers/openmp_wrappers -include __clang_openmp_device_functions.h -internal-isystem %S/Inputs/include -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -aux-triple powerpc64le-unknown-unknown -o - | FileCheck %s
   4 // expected-no-diagnostics
   5
   6 #include <cmath>
   7 #include <complex>
   8
   9 // CHECK: define weak {{.*}} @__muldc3
  10 // CHECK-DAG: call i32 @__nv_isnand(
  11 // CHECK-DAG: call i32 @__nv_isinfd(
  12 // CHECK-DAG: call double @__nv_copysign(
  13
  14 // CHECK: define weak {{.*}} @__mulsc3
  15 // CHECK-DAG: call i32 @__nv_isnanf(
  16 // CHECK-DAG: call i32 @__nv_isinff(
  17 // CHECK-DAG: call float @__nv_copysignf(
  18
  19 // CHECK: define weak {{.*}} @__divdc3
  20 // CHECK-DAG: call i32 @__nv_isnand(
  21 // CHECK-DAG: call i32 @__nv_isinfd(
  22 // CHECK-DAG: call i32 @__nv_isfinited(
  23 // CHECK-DAG: call double @__nv_copysign(
  24 // CHECK-DAG: call double @__nv_scalbn(
  25 // CHECK-DAG: call double @__nv_fabs(
  26 // CHECK-DAG: call double @__nv_logb(
  27
  28 // CHECK: define weak {{.*}} @__divsc3
  29 // CHECK-DAG: call i32 @__nv_isnanf(
  30 // CHECK-DAG: call i32 @__nv_isinff(
  31 // CHECK-DAG: call i32 @__nv_finitef(
  32 // CHECK-DAG: call float @__nv_copysignf(
  33 // CHECK-DAG: call float @__nv_scalbnf(
  34 // CHECK-DAG: call float @__nv_fabsf(
  35 // CHECK-DAG: call float @__nv_logbf(
  36
  37 // We actually check that there are no declarations of non-OpenMP functions.
  38 // That is, as long as we don't call an unkown function with a name that
  39 // doesn't start with '__' we are good :)
  40
  41 // CHECK-NOT: declare.*@[^_]
  42
  43 void test_scmplx(std::complex<float> a) {
  44 #pragma omp target
  45   {
  46     (void)(a * (a / a));
  47   }
  48 }
  49
  50 void test_dcmplx(std::complex<double> a) {
  51 #pragma omp target
  52   {
  53     (void)(a * (a / a));
  54   }
  55 }
  56
  57 template <typename T>
  58 std::complex<T> test_template_math_calls(std::complex<T> a) {
  59   decltype(a) r = a;
  60 #pragma omp target
  61   {
  62     r = std::sin(r);
  63     r = std::cos(r);
  64     r = std::exp(r);
  65     r = std::atan(r);
  66     r = std::acos(r);
  67   }
  68   return r;
  69 }
  70
  71 std::complex<float> test_scall(std::complex<float> a) {
  72   decltype(a) r;
  73 #pragma omp target
  74   {
  75     r = std::sin(a);
  76   }
  77   return test_template_math_calls(r);
  78 }
  79
  80 std::complex<double> test_dcall(std::complex<double> a) {
  81   decltype(a) r;
  82 #pragma omp target
  83   {
  84     r = std::exp(a);
  85   }
  86   return test_template_math_calls(r);
  87 }