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1// RUN: mlir-translate -mlir-to-llvmir %s | FileCheck %s2 3// The aim of the test is to check the GPU LLVM IR codegen4// for nested omp do loop inside omp target region5 6module attributes {dlti.dl_spec = #dlti.dl_spec<#dlti.dl_entry<"dlti.alloca_memory_space", 5 : ui32>>, llvm.data_layout = "e-p:64:64-p1:64:64-p2:32:32-p3:32:32-p4:64:64-p5:32:32-p6:32:32-p7:160:256:256:32-p8:128:128:128:48-i64:64-v16:16-v24:32-v32:32-v48:64-v96:128-v192:256-v256:256-v512:512-v1024:1024-v2048:2048-n32:64-S32-A5-G1-ni:7:8", llvm.target_triple = "amdgcn-amd-amdhsa", omp.is_gpu = true, omp.is_target_device = true } {7 llvm.func @target_wsloop(%arg0: !llvm.ptr ) attributes {omp.declare_target = #omp.declaretarget<device_type = (any), capture_clause = (to)>} {8 %loop_ub = llvm.mlir.constant(9 : i32) : i329 %loop_lb = llvm.mlir.constant(0 : i32) : i3210 %loop_step = llvm.mlir.constant(1 : i32) : i3211 omp.wsloop {12 omp.loop_nest (%loop_cnt) : i32 = (%loop_lb) to (%loop_ub) inclusive step (%loop_step) {13 %gep = llvm.getelementptr %arg0[0, %loop_cnt] : (!llvm.ptr, i32) -> !llvm.ptr, !llvm.array<10 x i32>14 llvm.store %loop_cnt, %gep : i32, !llvm.ptr15 omp.yield16 }17 }18 llvm.return19 }20 21 llvm.func @target_empty_wsloop() attributes {omp.declare_target = #omp.declaretarget<device_type = (any), capture_clause = (to)>} {22 %loop_ub = llvm.mlir.constant(9 : i32) : i3223 %loop_lb = llvm.mlir.constant(0 : i32) : i3224 %loop_step = llvm.mlir.constant(1 : i32) : i3225 omp.wsloop {26 omp.loop_nest (%loop_cnt) : i32 = (%loop_lb) to (%loop_ub) inclusive step (%loop_step) {27 omp.yield28 }29 }30 llvm.return31 }32}33 34// CHECK: define void @[[FUNC0:.*]](ptr %[[ARG0:.*]])35// CHECK: %[[STRUCTARG:.*]] = alloca { ptr }, align 8, addrspace(5)36// CHECK: %[[STRUCTARG_ASCAST:.*]] = addrspacecast ptr addrspace(5) %[[STRUCTARG]] to ptr37// CHECK: %[[GEP:.*]] = getelementptr { ptr }, ptr addrspace(5) %[[STRUCTARG]], i32 0, i32 038// CHECK: store ptr %[[ARG0]], ptr addrspace(5) %[[GEP]], align 839// CHECK: %[[NUM_THREADS:.*]] = call i32 @omp_get_num_threads()40// CHECK: call void @__kmpc_for_static_loop_4u(ptr addrspacecast (ptr addrspace(1) @[[GLOB1:[0-9]+]] to ptr), ptr @[[LOOP_BODY_FN:.*]], ptr %[[STRUCTARG_ASCAST]], i32 10, i32 %[[NUM_THREADS]], i32 0, i8 0)41 42// CHECK: define internal void @[[LOOP_BODY_FN]](i32 %[[LOOP_CNT:.*]], ptr %[[LOOP_BODY_ARG:.*]])43// CHECK: %[[GEP2:.*]] = getelementptr { ptr }, ptr %[[LOOP_BODY_ARG]], i32 0, i32 044// CHECK: %[[LOADGEP:.*]] = load ptr, ptr %[[GEP2]], align 845// CHECK: %[[GEP3:.*]] = getelementptr [10 x i32], ptr %[[LOADGEP]], i32 0, i32 %[[TMP2:.*]]46// CHECK: store i32 %[[VAL0:.*]], ptr %[[GEP3]], align 447 48// CHECK: define void @[[FUNC_EMPTY_WSLOOP:.*]]()49// CHECK: call void @__kmpc_for_static_loop_4u(ptr addrspacecast (ptr addrspace(1) @[[GLOB2:[0-9]+]] to ptr), ptr @[[LOOP_EMPTY_BODY_FN:.*]], ptr null, i32 10, i32 %[[NUM_THREADS:.*]], i32 0, i8 0)50 51// CHECK: define internal void @[[LOOP_EMPTY_BODY_FN]](i32 %[[LOOP_CNT:.*]])52