| // RUN: %clang_cc1 -cl-std=CL2.0 -O0 -triple=amdgcn-amd-amdhsa -target-cpu gfx90a \ |
| // RUN: -Rpass=si-lower -munsafe-fp-atomics %s -S -emit-llvm -o - 2>&1 | \ |
| // RUN: FileCheck %s --check-prefix=GFX90A-HW |
| |
| // RUN: %clang_cc1 -cl-std=CL2.0 -O0 -triple=amdgcn-amd-amdhsa -target-cpu gfx90a \ |
| // RUN: -Rpass=si-lower -munsafe-fp-atomics %s -S -o - 2>&1 | \ |
| // RUN: FileCheck %s --check-prefix=GFX90A-HW-REMARK |
| |
| |
| // 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; |
| |
| // GFX90A-HW-REMARK: Hardware instruction generated for atomic fadd operation at memory scope workgroup-one-as due to an unsafe request. [-Rpass=si-lower] |
| // GFX90A-HW-REMARK: Hardware instruction generated for atomic fadd operation at memory scope agent-one-as due to an unsafe request. [-Rpass=si-lower] |
| // GFX90A-HW-REMARK: Hardware instruction generated for atomic fadd operation at memory scope wavefront-one-as due to an unsafe request. [-Rpass=si-lower] |
| // GFX90A-HW-REMARK: global_atomic_add_f32 v0, v[0:1], v2, off glc |
| // GFX90A-HW-REMARK: global_atomic_add_f32 v0, v[0:1], v2, off glc |
| // GFX90A-HW-REMARK: global_atomic_add_f32 v0, v[0:1], v2, off glc |
| // GFX90A-HW-LABEL: @atomic_unsafe_hw |
| // GFX90A-HW: atomicrmw fadd float addrspace(1)* %{{.*}}, float %{{.*}} syncscope("workgroup-one-as") monotonic, align 4 |
| // GFX90A-HW: atomicrmw fadd float addrspace(1)* %{{.*}}, float %{{.*}} syncscope("agent-one-as") monotonic, align 4 |
| // GFX90A-HW: atomicrmw fadd float addrspace(1)* %{{.*}}, float %{{.*}} syncscope("wavefront-one-as") monotonic, align 4 |
| void atomic_unsafe_hw(__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_sub_group); |
| } |