| // REQUIRES: amdgpu-registered-target |
| // RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -emit-llvm -disable-llvm-optzns -mprintf-kind=hostcall -fno-builtin-printf -fcuda-is-device \ |
| // RUN: -o - %s | FileCheck --check-prefixes=CHECK,HOSTCALL %s |
| // RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -emit-llvm -disable-llvm-optzns -mprintf-kind=buffered -fno-builtin-printf -fcuda-is-device \ |
| // RUN: -o - %s | FileCheck --check-prefixes=CHECK,BUFFERED %s |
| |
| #define __device__ __attribute__((device)) |
| |
| extern "C" __device__ int printf(const char *format, ...); |
| |
| // CHECK-LABEL: @_Z4foo1v() |
| __device__ int foo1() { |
| // HOSTCALL: call i64 @__ockl_printf_begin |
| // BUFFERED: call ptr addrspace(1) @__printf_alloc |
| // CHECK-NOT: call i32 (ptr, ...) @printf |
| return __builtin_printf("Hello World\n"); |
| } |
| |
| // CHECK-LABEL: @_Z4foo2v() |
| __device__ int foo2() { |
| // CHECK: call i32 (ptr, ...) @printf |
| return printf("Hello World\n"); |
| } |
