| // RUN: %clang_cc1 %s -emit-llvm -o - -triple=amdgcn-amd-amdhsa \ |
| // RUN: -fcuda-is-device -target-cpu gfx906 -fnative-half-type \ |
| // RUN: -fnative-half-arguments-and-returns | FileCheck %s |
| |
| // REQUIRES: amdgpu-registered-target |
| |
| #include "Inputs/cuda.h" |
| #include <stdatomic.h> |
| |
| __device__ float ffp1(float *p) { |
| // CHECK-LABEL: @_Z4ffp1Pf |
| // CHECK: atomicrmw fadd float* {{.*}} monotonic |
| return __atomic_fetch_add(p, 1.0f, memory_order_relaxed); |
| } |
| |
| __device__ double ffp2(double *p) { |
| // CHECK-LABEL: @_Z4ffp2Pd |
| // CHECK: atomicrmw fsub double* {{.*}} monotonic |
| return __atomic_fetch_sub(p, 1.0, memory_order_relaxed); |
| } |
| |
| // long double is the same as double for amdgcn. |
| __device__ long double ffp3(long double *p) { |
| // CHECK-LABEL: @_Z4ffp3Pe |
| // CHECK: atomicrmw fsub double* {{.*}} monotonic |
| return __atomic_fetch_sub(p, 1.0L, memory_order_relaxed); |
| } |
| |
| __device__ double ffp4(double *p, float f) { |
| // CHECK-LABEL: @_Z4ffp4Pdf |
| // CHECK: fpext float {{.*}} to double |
| // CHECK: atomicrmw fsub double* {{.*}} monotonic |
| return __atomic_fetch_sub(p, f, memory_order_relaxed); |
| } |
| |
| __device__ double ffp5(double *p, int i) { |
| // CHECK-LABEL: @_Z4ffp5Pdi |
| // CHECK: sitofp i32 {{.*}} to double |
| // CHECK: atomicrmw fsub double* {{.*}} monotonic |
| return __atomic_fetch_sub(p, i, memory_order_relaxed); |
| } |
