forked from OSchip/llvm-project
45 lines
2.5 KiB
Common Lisp
45 lines
2.5 KiB
Common Lisp
// RUN: %clang_cc1 -no-opaque-pointers -cl-std=CL2.0 -O0 -triple=amdgcn-amd-amdhsa -target-cpu gfx90a \
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// RUN: -Rpass=si-lower -munsafe-fp-atomics %s -S -emit-llvm -o - 2>&1 | \
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// RUN: FileCheck %s --check-prefix=GFX90A-HW
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// RUN: %clang_cc1 -no-opaque-pointers -cl-std=CL2.0 -O0 -triple=amdgcn-amd-amdhsa -target-cpu gfx90a \
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// RUN: -Rpass=si-lower -munsafe-fp-atomics %s -S -o - 2>&1 | \
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// RUN: FileCheck %s --check-prefix=GFX90A-HW-REMARK
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// REQUIRES: amdgpu-registered-target
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typedef enum memory_order {
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memory_order_relaxed = __ATOMIC_RELAXED,
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memory_order_acquire = __ATOMIC_ACQUIRE,
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memory_order_release = __ATOMIC_RELEASE,
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memory_order_acq_rel = __ATOMIC_ACQ_REL,
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memory_order_seq_cst = __ATOMIC_SEQ_CST
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} memory_order;
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typedef enum memory_scope {
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memory_scope_work_item = __OPENCL_MEMORY_SCOPE_WORK_ITEM,
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memory_scope_work_group = __OPENCL_MEMORY_SCOPE_WORK_GROUP,
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memory_scope_device = __OPENCL_MEMORY_SCOPE_DEVICE,
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memory_scope_all_svm_devices = __OPENCL_MEMORY_SCOPE_ALL_SVM_DEVICES,
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#if defined(cl_intel_subgroups) || defined(cl_khr_subgroups)
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memory_scope_sub_group = __OPENCL_MEMORY_SCOPE_SUB_GROUP
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#endif
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} memory_scope;
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// GFX90A-HW-REMARK: Hardware instruction generated for atomic fadd operation at memory scope workgroup-one-as due to an unsafe request. [-Rpass=si-lower]
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// GFX90A-HW-REMARK: Hardware instruction generated for atomic fadd operation at memory scope agent-one-as due to an unsafe request. [-Rpass=si-lower]
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// GFX90A-HW-REMARK: Hardware instruction generated for atomic fadd operation at memory scope wavefront-one-as due to an unsafe request. [-Rpass=si-lower]
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// GFX90A-HW-REMARK: global_atomic_add_f32 v0, v[0:1], v2, off glc
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// GFX90A-HW-REMARK: global_atomic_add_f32 v0, v[0:1], v2, off glc
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// GFX90A-HW-REMARK: global_atomic_add_f32 v0, v[0:1], v2, off glc
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// GFX90A-HW-LABEL: @atomic_unsafe_hw
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// GFX90A-HW: atomicrmw fadd float addrspace(1)* %{{.*}}, float %{{.*}} syncscope("workgroup-one-as") monotonic, align 4
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// GFX90A-HW: atomicrmw fadd float addrspace(1)* %{{.*}}, float %{{.*}} syncscope("agent-one-as") monotonic, align 4
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// GFX90A-HW: atomicrmw fadd float addrspace(1)* %{{.*}}, float %{{.*}} syncscope("wavefront-one-as") monotonic, align 4
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void atomic_unsafe_hw(__global atomic_float *d, float a) {
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float ret1 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_work_group);
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float ret2 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_device);
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float ret3 = __opencl_atomic_fetch_add(d, a, memory_order_relaxed, memory_scope_sub_group);
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}
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