| // RUN: mlir-opt -convert-linalg-to-loops -lower-affine -convert-scf-to-std -convert-std-to-llvm %s | mlir-cpu-runner -O3 -e main -entry-point-result=void -shared-libs=%mlir_runner_utils_dir/libmlir_runner_utils%shlibext | FileCheck %s |
| |
| func @main() { |
| %A = alloc() : memref<16x16xf32> |
| %B = alloc() : memref<16x16xf32> |
| %C = alloc() : memref<16x16xf32> |
| |
| %cf1 = constant 1.00000e+00 : f32 |
| |
| linalg.fill(%A, %cf1) : memref<16x16xf32>, f32 |
| linalg.fill(%B, %cf1) : memref<16x16xf32>, f32 |
| |
| %reps = constant 1 : index |
| |
| %t_start = call @rtclock() : () -> f64 |
| affine.for %arg0 = 0 to 5 { |
| linalg.fill(%C, %cf1) : memref<16x16xf32>, f32 |
| call @sgemm_naive(%A, %B, %C) : (memref<16x16xf32>, memref<16x16xf32>, memref<16x16xf32>) -> () |
| } |
| %t_end = call @rtclock() : () -> f64 |
| %t = subf %t_end, %t_start : f64 |
| |
| %pC = memref_cast %C : memref<16x16xf32> to memref<*xf32> |
| call @print_memref_f32(%pC) : (memref<*xf32>) -> () |
| |
| %c0 = constant 0 : index |
| %c1 = constant 1 : index |
| %c2 = constant 2 : index |
| |
| %M = dim %C, %c0 : memref<16x16xf32> |
| %N = dim %C, %c1 : memref<16x16xf32> |
| %K = dim %A, %c1 : memref<16x16xf32> |
| |
| %f1 = muli %M, %N : index |
| %f2 = muli %f1, %K : index |
| |
| // 2*M*N*K. |
| %f3 = muli %c2, %f2 : index |
| %num_flops = muli %reps, %f3 : index |
| %num_flops_i = index_cast %num_flops : index to i16 |
| %num_flops_f = sitofp %num_flops_i : i16 to f64 |
| %flops = divf %num_flops_f, %t : f64 |
| call @print_flops(%flops) : (f64) -> () |
| |
| return |
| } |
| // CHECK: 17, 17, 17, |
| |
| func @sgemm_naive(%arg0: memref<16x16xf32>, %arg1: memref<16x16xf32>, %arg2: memref<16x16xf32>) { |
| %c0 = constant 0 : index |
| affine.for %arg3 = 0 to 16 { |
| affine.for %arg4 = 0 to 16 { |
| %m = 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 = mulf %3, %4 : f32 |
| %7 = 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> |
| dealloc %m : memref<1xf32> |
| } |
| } |
| return |
| } |
| |
| func @print_flops(f64) |
| func @rtclock() -> f64 |
| func @print_memref_f32(memref<*xf32>) |