| // REQUIRES: amdgpu-registered-target |
| // RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -aux-triple x86_64-pc-windows-msvc -target-cpu gfx900 -x hip -emit-llvm -fcuda-is-device -o - %s | FileCheck %s |
| // RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -aux-triple x86_64-pc-windows-msvc -target-cpu gfx900 -x hip -S -fcuda-is-device -o - %s | FileCheck %s --check-prefix=GFX9 |
| |
| // Unlike OpenCL, HIP depends on the C++ interpration of "unsigned long", which |
| // is 64 bits long on Linux and 32 bits long on Windows. The return type of the |
| // ballot intrinsic needs to be a 64 bit integer on both platforms. This test |
| // cross-compiles to Windows to confirm that the return type is indeed 64 bits |
| // on Windows. |
| |
| // CHECK-LABEL: @_Z3fooi |
| // CHECK: call i64 @llvm.amdgcn.ballot.i64 |
| |
| // GFX9-LABEL: _Z3fooi: |
| // GFX9: v_cmp_ne_u32_e64 |
| |
| #define __device__ __attribute__((device)) |
| |
| __device__ unsigned long long foo(int p) { |
| return __builtin_amdgcn_ballot_w64(p); |
| } |
