| // REQUIRES: x86-registered-target |
| // REQUIRES: nvptx-registered-target |
| |
| // RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm -o - %s | \ |
| // RUN: FileCheck --check-prefixes=HOST,BOTH %s |
| // RUN: %clang_cc1 -fcuda-is-device -triple nvptx64-nvidia-cuda \ |
| // RUN: -emit-llvm -o - %s | FileCheck %s --check-prefixes=DEVICE,BOTH |
| |
| // BOTH-LABEL: define float @logf(float |
| |
| // logf() should be calling itself recursively as we don't have any standard |
| // library on device side. |
| // DEVICE: call float @logf(float |
| extern "C" __attribute__((device)) float logf(float __x) { return logf(__x); } |
| |
| // NOTE: this case is to illustrate the expected differences in behavior between |
| // the host and device. In general we do not mess with host-side standard |
| // library. |
| // |
| // Host is assumed to have standard library, so logf() calls LLVM intrinsic. |
| // HOST: call float @llvm.log.f32(float |
| extern "C" float logf(float __x) { return logf(__x); } |
