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// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fcuda-is-device -x hip %s \
// RUN: -fgpu-rdc -std=c++11 -emit-llvm -o - -target-cpu gfx906 | FileCheck %s
// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fcuda-is-device -x hip %s \
// RUN: -fgpu-rdc -std=c++11 -emit-llvm -o - -target-cpu gfx906 \
// RUN: | FileCheck -check-prefix=NEG %s
// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fcuda-is-device -x hip %s \
// RUN: -std=c++11 -emit-llvm -o - -target-cpu gfx906 \
// RUN: | FileCheck -check-prefixes=NEG,NORDC %s
#include "Inputs/cuda.h"
// CHECK-LABEL: @__clang_gpu_used_external = internal {{.*}}global
// CHECK-DAG: @_Z7kernel1v
// CHECK-DAG: @_Z7kernel4v
// CHECK-DAG: @var1
// CHECK-LABEL: @llvm.compiler.used = {{.*}} @__clang_gpu_used_external
// NEG-NOT: @__clang_gpu_used_external = {{.*}} @_Z7kernel2v
// NEG-NOT: @__clang_gpu_used_external = {{.*}} @_Z7kernel3v
// NEG-NOT: @__clang_gpu_used_external = {{.*}} @var2
// NEG-NOT: @__clang_gpu_used_external = {{.*}} @var3
// NORDC-NOT: @__clang_gpu_used_external = {{.*}} @_Z7kernel1v
// NORDC-NOT: @__clang_gpu_used_external = {{.*}} @_Z7kernel4v
// NORDC-NOT: @__clang_gpu_used_external = {{.*}} @var1
__global__ void kernel1();
// kernel2 is not marked as used since it is a definition.
__global__ void kernel2() {}
// kernel3 is not marked as used since it is not called by host function.
__global__ void kernel3();
// kernel4 is marked as used even though it is not called.
__global__ void kernel4();
extern __device__ int var1;
__device__ int var2;
extern __device__ int var3;
void use(int *p);
void test() {
kernel1<<<1, 1>>>();
void *p = (void*)kernel4;
use(&var1);
}
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