| // RUN: mlir-opt %s --gpu-to-llvm="use-bare-pointers-for-kernels=1" -split-input-file | FileCheck %s |
| |
| module attributes {gpu.container_module} { |
| gpu.module @kernels [#nvvm.target] { |
| llvm.func @kernel_1(%arg0: f32, %arg1: !llvm.ptr<1>) attributes {gpu.kernel, nvvm.kernel} { |
| %0 = llvm.mlir.undef : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| %1 = llvm.insertvalue %arg1, %0[0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| %2 = llvm.insertvalue %arg1, %1[1] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| %3 = llvm.mlir.constant(0 : index) : i64 |
| %4 = llvm.insertvalue %3, %2[2] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| %5 = llvm.mlir.constant(10 : index) : i64 |
| %6 = llvm.insertvalue %5, %4[3, 0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| %7 = llvm.mlir.constant(1 : index) : i64 |
| %8 = llvm.insertvalue %7, %6[4, 0] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| llvm.return |
| } |
| } |
| func.func @foo() { |
| // CHECK: [[MEMREF:%.*]] = gpu.alloc () : memref<10xf32, 1> |
| // 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>)> |
| // CHECK: [[PTR:%.*]] = llvm.extractvalue [[DESCRIPTOR]][1] : !llvm.struct<(ptr<1>, ptr<1>, i64, array<1 x i64>, array<1 x i64>)> |
| // CHECK: gpu.launch_func @kernels::@kernel_1 blocks in ({{.*}}) threads in ({{.*}}) : i64 |
| // CHECK: args(%{{.*}} : f32, [[PTR]] : !llvm.ptr<1>) |
| %0 = arith.constant 0. : f32 |
| %1 = gpu.alloc () : memref<10xf32, 1> |
| %c8 = arith.constant 8 : index |
| gpu.launch_func @kernels::@kernel_1 blocks in (%c8, %c8, %c8) threads in (%c8, %c8, %c8) args(%0 : f32, %1 : memref<10xf32, 1>) |
| return |
| } |
| } |
