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1// RUN: mlir-opt %s --gpu-to-llvm="use-bare-pointers-for-kernels=1" -split-input-file | FileCheck %s2 3module attributes {gpu.container_module} {4 gpu.module @kernels [#nvvm.target] {5 llvm.func @kernel_1(%arg0: f32, %arg1: !llvm.ptr<1>) attributes {gpu.kernel, nvvm.kernel} {6 %0 = llvm.mlir.undef : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>7 %1 = llvm.insertvalue %arg1, %0[0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>8 %2 = llvm.insertvalue %arg1, %1[1] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>9 %3 = llvm.mlir.constant(0 : index) : i6410 %4 = llvm.insertvalue %3, %2[2] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>11 %5 = llvm.mlir.constant(10 : index) : i6412 %6 = llvm.insertvalue %5, %4[3, 0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>13 %7 = llvm.mlir.constant(1 : index) : i6414 %8 = llvm.insertvalue %7, %6[4, 0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>15 llvm.return16 }17 }18 func.func @foo() {19 // CHECK: [[MEMREF:%.*]] = gpu.alloc () : memref<10xf32, 1>20 // CHECK: [[DESCRIPTOR:%.*]] = builtin.unrealized_conversion_cast [[MEMREF]] : memref<10xf32, 1> to !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>21 // CHECK: [[PTR:%.*]] = llvm.extractvalue [[DESCRIPTOR]][1] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)>22 // CHECK: gpu.launch_func @kernels::@kernel_1 blocks in ({{.*}}) threads in ({{.*}}) : i6423 // CHECK: args(%{{.*}} : f32, [[PTR]] : !llvm.ptr<1>)24 %0 = arith.constant 0. : f3225 %1 = gpu.alloc () : memref<10xf32, 1>26 %c8 = arith.constant 8 : index27 gpu.launch_func @kernels::@kernel_1 blocks in (%c8, %c8, %c8) threads in (%c8, %c8, %c8) args(%0 : f32, %1 : memref<10xf32, 1>)28 return29 }30}31