| // RUN: mlir-opt -convert-linalg-to-loops -lower-affine -convert-scf-to-std -convert-arith-to-llvm -convert-vector-to-llvm -convert-memref-to-llvm -convert-std-to-llvm -reconcile-unrealized-casts %s | mlir-cpu-runner -O3 -e main -entry-point-result=void -shared-libs=%mlir_runner_utils_dir/libmlir_c_runner_utils%shlibext | FileCheck %s |
| |
| func @main() { |
| %A = memref.alloc() : memref<16x16xf32> |
| %B = memref.alloc() : memref<16x16xf32> |
| %C = memref.alloc() : memref<16x16xf32> |
| |
| %cf1 = arith.constant 1.00000e+00 : f32 |
| |
| linalg.fill(%cf1, %A) : f32, memref<16x16xf32> |
| linalg.fill(%cf1, %B) : f32, memref<16x16xf32> |
| |
| %reps = arith.constant 1 : index |
| |
| %t_start = call @rtclock() : () -> f64 |
| affine.for %arg0 = 0 to 5 { |
| linalg.fill(%cf1, %C) : f32, memref<16x16xf32> |
| call @sgemm_naive(%A, %B, %C) : (memref<16x16xf32>, memref<16x16xf32>, memref<16x16xf32>) -> () |
| } |
| %t_end = call @rtclock() : () -> f64 |
| %t = arith.subf %t_end, %t_start : f64 |
| |
| %res = affine.load %C[0, 0]: memref<16x16xf32> |
| vector.print %res: f32 |
| |
| %c0 = arith.constant 0 : index |
| %c1 = arith.constant 1 : index |
| %c2 = arith.constant 2 : index |
| |
| %M = memref.dim %C, %c0 : memref<16x16xf32> |
| %N = memref.dim %C, %c1 : memref<16x16xf32> |
| %K = memref.dim %A, %c1 : memref<16x16xf32> |
| |
| %f1 = arith.muli %M, %N : index |
| %f2 = arith.muli %f1, %K : index |
| |
| // 2*M*N*K. |
| %f3 = arith.muli %c2, %f2 : index |
| %num_flops = arith.muli %reps, %f3 : index |
| %num_flops_i = arith.index_cast %num_flops : index to i16 |
| %num_flops_f = arith.sitofp %num_flops_i : i16 to f64 |
| %flops = arith.divf %num_flops_f, %t : f64 |
| call @print_flops(%flops) : (f64) -> () |
| |
| memref.dealloc %A : memref<16x16xf32> |
| memref.dealloc %B : memref<16x16xf32> |
| memref.dealloc %C : memref<16x16xf32> |
| return |
| } |
| // CHECK: 17 |
| |
| func @sgemm_naive(%arg0: memref<16x16xf32>, %arg1: memref<16x16xf32>, %arg2: memref<16x16xf32>) { |
| %c0 = arith.constant 0 : index |
| affine.for %arg3 = 0 to 16 { |
| affine.for %arg4 = 0 to 16 { |
| %m = memref.alloc() : memref<1xf32> |
| %v = affine.load %arg2[%arg3, %arg4] : memref<16x16xf32> |
| affine.store %v, %m[%c0] : memref<1xf32> |
| affine.for %arg5 = 0 to 16 { |
| %3 = affine.load %arg0[%arg3, %arg5] : memref<16x16xf32> |
| %4 = affine.load %arg1[%arg5, %arg4] : memref<16x16xf32> |
| %5 = affine.load %m[0] : memref<1xf32> |
| %6 = arith.mulf %3, %4 : f32 |
| %7 = arith.addf %6, %5 : f32 |
| affine.store %7, %m[0] : memref<1xf32> |
| } |
| %s = affine.load %m[%c0] : memref<1xf32> |
| affine.store %s, %arg2[%arg3, %arg4] : memref<16x16xf32> |
| memref.dealloc %m : memref<1xf32> |
| } |
| } |
| return |
| } |
| |
| func private @print_flops(f64) |
| func private @rtclock() -> f64 |