| // RUN: %clang_cc1 %s -cl-std=CL2.0 -O0 -triple=amdgcn-amd-amdhsa -target-cpu gfx90a \ |
| // RUN: -Rpass=atomic-expand -S -o - 2>&1 | \ |
| // RUN: FileCheck %s --check-prefix=REMARK |
| |
| // RUN: %clang_cc1 %s -cl-std=CL2.0 -O0 -triple=amdgcn-amd-amdhsa -target-cpu gfx90a \ |
| // RUN: -Rpass=atomic-expand -S -emit-llvm -o - 2>&1 | \ |
| // RUN: FileCheck %s --check-prefix=GFX90A-CAS |
| |
| // REQUIRES: amdgpu-registered-target |
| |
| typedef enum memory_order { |
| memory_order_relaxed = __ATOMIC_RELAXED, |
| memory_order_acquire = __ATOMIC_ACQUIRE, |
| memory_order_release = __ATOMIC_RELEASE, |
| memory_order_acq_rel = __ATOMIC_ACQ_REL, |
| memory_order_seq_cst = __ATOMIC_SEQ_CST |
| } memory_order; |
| |
| typedef enum memory_scope { |
| memory_scope_work_item = __OPENCL_MEMORY_SCOPE_WORK_ITEM, |
| memory_scope_work_group = __OPENCL_MEMORY_SCOPE_WORK_GROUP, |
| memory_scope_device = __OPENCL_MEMORY_SCOPE_DEVICE, |
| memory_scope_all_svm_devices = __OPENCL_MEMORY_SCOPE_ALL_SVM_DEVICES, |
| #if defined(cl_intel_subgroups) || defined(cl_khr_subgroups) |
| memory_scope_sub_group = __OPENCL_MEMORY_SCOPE_SUB_GROUP |
| #endif |
| } memory_scope; |
| |
| // REMARK: remark: A compare and swap loop was generated for an atomic fadd operation at workgroup-one-as memory scope [-Rpass=atomic-expand] |
| // REMARK: remark: A compare and swap loop was generated for an atomic fadd operation at agent-one-as memory scope [-Rpass=atomic-expand] |
| // REMARK: remark: A compare and swap loop was generated for an atomic fadd operation at one-as memory scope [-Rpass=atomic-expand] |
| // REMARK: remark: A compare and swap loop was generated for an atomic fadd operation at wavefront-one-as memory scope [-Rpass=atomic-expand] |
| // GFX90A-CAS-LABEL: @atomic_cas |
| // GFX90A-CAS: atomicrmw fadd float addrspace(1)* {{.*}} syncscope("workgroup-one-as") monotonic |
| // GFX90A-CAS: atomicrmw fadd float addrspace(1)* {{.*}} syncscope("agent-one-as") monotonic |
| // GFX90A-CAS: atomicrmw fadd float addrspace(1)* {{.*}} syncscope("one-as") monotonic |
| // GFX90A-CAS: atomicrmw fadd float addrspace(1)* {{.*}} syncscope("wavefront-one-as") monotonic |
| float atomic_cas(__global atomic_float *d, float a) { |
| float ret1 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_work_group); |
| float ret2 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_device); |
| float ret3 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_all_svm_devices); |
| float ret4 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_sub_group); |
| } |