forked from OSchip/llvm-project
185 lines
7.3 KiB
MLIR
185 lines
7.3 KiB
MLIR
// RUN: mlir-opt %s -split-input-file -affine-loop-tile -tile-size=32 | FileCheck %s
|
|
// RUN: mlir-opt %s -split-input-file -affine-loop-tile -tile-cache-size=512 | FileCheck %s --check-prefix=MODEL
|
|
|
|
// -----
|
|
|
|
// CHECK-DAG: [[MAP0:#map[0-9]+]] = affine_map<(d0) -> (d0 + 32)>
|
|
// CHECK-DAG: [[MAP1:#map[0-9]+]] = affine_map<(d0) -> (d0 + 32, 50)>
|
|
// CHECK-DAG: [[IDENTITY:#map[0-9]+]] = affine_map<(d0) -> (d0)>
|
|
|
|
// CHECK-LABEL: func @loop_tiling()
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to 256 step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to 512 step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to 1024 step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[IDENTITY]](%{{.*}}) to [[MAP0]](%{{.*}}) {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[IDENTITY]](%{{.*}}) to [[MAP0]](%{{.*}}) {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[IDENTITY]](%{{.*}}) to [[MAP0]](%{{.*}}) {
|
|
// CHECK-NEXT: "foo"(%{{.*}}, %{{.*}}, %{{.*}}) : (index, index, index) -> ()
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to 50 step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[IDENTITY]](%{{.*}}) to min [[MAP1]](%{{.*}}) {
|
|
// CHECK-NEXT: "bar"(%{{.*}}, %{{.*}}) : (index, index) -> ()
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to 21 step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[IDENTITY]](%{{.*}}) to 21 {
|
|
// CHECK-NEXT: "foobar"(%{{.*}}) : (index) -> ()
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: return
|
|
func @loop_tiling() {
|
|
affine.for %i = 0 to 256 {
|
|
affine.for %j = 0 to 512 {
|
|
affine.for %k = 0 to 1024 {
|
|
"foo"(%i, %j, %k) : (index, index, index) -> ()
|
|
}
|
|
}
|
|
}
|
|
|
|
affine.for %x = 0 to 50 {
|
|
"bar"(%x, %x) : (index, index) -> ()
|
|
}
|
|
|
|
// Intra-tile loop won't need a min expression.
|
|
affine.for %y = 0 to 21 {
|
|
"foobar"(%y) : (index) -> ()
|
|
}
|
|
|
|
return
|
|
}
|
|
|
|
// -----
|
|
|
|
// CHECK-DAG: [[IDENTITY:#map[0-9]+]] = affine_map<(d0) -> (d0)>
|
|
// CHECK-DAG: [[LB:#map[0-9]+]] = affine_map<()[s0] -> (0, s0)>
|
|
// CHECK-DAG: [[UB:#map[0-9]+]] = affine_map<()[s0, s1] -> (s0, 4096 floordiv s1)>
|
|
// CHECK-DAG: [[UB_INTRA_TILE:#map[0-9]+]] = affine_map<(d0)[s0, s1] -> (d0 + 32, s0, 4096 floordiv s1)>
|
|
|
|
#lb = affine_map<()[s0] -> (0, s0)>
|
|
#ub = affine_map<()[s0, s1] -> (s0, 4096 floordiv s1)>
|
|
// CHECK-LABEL: func @loop_max_min_bound(%{{.*}}: memref<?xi32>, %{{.*}}: index, %{{.*}}: index) {
|
|
func @loop_max_min_bound(%A : memref<? x i32>, %L : index, %U : index) {
|
|
%M = dim %A, 0 : memref<? x i32>
|
|
affine.for %iTT = max #lb()[%L] to min #ub()[%M, %U] {
|
|
%out = affine.apply affine_map<(d0) -> (d0)> (%iTT)
|
|
}
|
|
return
|
|
// CHECK: affine.for %{{.*}} = max [[LB]]()[%{{.*}}] to min [[UB]]()[%{{.*}}, %{{.*}}] step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[IDENTITY]](%{{.*}}) to min [[UB_INTRA_TILE]](%{{.*}})[%{{.*}}, %{{.*}}] {
|
|
// CHECK-NEXT: %{{.*}} = affine.apply [[IDENTITY]](%{{.*}})
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
}
|
|
|
|
// -----
|
|
|
|
// Cache size is set to 512 KiB. This loop nest accesses about 49 MiB, and the
|
|
// tile sizes chosen would be 6 x 6 x 6. However, to avoid min/max, which is
|
|
// possible here, they are adjusted to 4 x 4 x 5.
|
|
|
|
// MODEL-LABEL: func @simple_matmul
|
|
func @simple_matmul(%arg0: memref<256x256xvector<64xf32>>, %arg1: memref<256x256xvector<64xf32>>, %arg2: memref<256x256xvector<64xf32>>) -> memref<256x256xvector<64xf32>> {
|
|
affine.for %i = 0 to 256 {
|
|
affine.for %j = 0 to 256 {
|
|
affine.for %k = 0 to 250 {
|
|
%l = affine.load %arg0[%i, %k] : memref<256x256xvector<64xf32>>
|
|
%r = affine.load %arg1[%k, %j] : memref<256x256xvector<64xf32>>
|
|
%o = affine.load %arg2[%i, %j] : memref<256x256xvector<64xf32>>
|
|
%m = mulf %l, %r : vector<64xf32>
|
|
%a = addf %o, %m : vector<64xf32>
|
|
affine.store %a, %arg2[%i, %j] : memref<256x256xvector<64xf32>>
|
|
}
|
|
}
|
|
}
|
|
return %arg2 : memref<256x256xvector<64xf32>>
|
|
}
|
|
// MODEL: affine.for %{{.*}} = 0 to 256 step 4 {
|
|
// MODEL-NEXT: affine.for %{{.*}} = 0 to 256 step 4 {
|
|
// MODEL-NEXT: affine.for %{{.*}} = 0 to 250 step 5 {
|
|
|
|
|
|
// -----
|
|
|
|
// CHECK-DAG: [[UBMAP:#map[0-9]+]] = affine_map<(d0)[s0] -> (d0 + 32, s0)>
|
|
|
|
func @tile_with_symbolic_loop_upper_bounds(%arg0: memref<?x?xf32>, %arg1: memref<?x?xf32>, %arg2: memref<?x?xf32>) {
|
|
%cst = constant 0.000000e+00 : f32
|
|
%0 = dim %arg0, 0 : memref<?x?xf32>
|
|
affine.for %i0 = 0 to %0 {
|
|
affine.for %i1 = 0 to %0 {
|
|
affine.store %cst, %arg2[%i0, %i1] : memref<?x?xf32>
|
|
affine.for %i2 = 0 to %0 {
|
|
%1 = affine.load %arg0[%i0, %i2] : memref<?x?xf32>
|
|
%2 = affine.load %arg1[%i2, %i1] : memref<?x?xf32>
|
|
%3 = mulf %1, %2 : f32
|
|
%4 = affine.load %arg2[%i0, %i1] : memref<?x?xf32>
|
|
%5 = addf %4, %3 : f32
|
|
affine.store %5, %arg2[%i0, %i1] : memref<?x?xf32>
|
|
}
|
|
}
|
|
}
|
|
return
|
|
}
|
|
|
|
// CHECK: %{{.*}} = dim %{{.*}}, 0 : memref<?x?xf32>
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to %{{.*}} step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to %{{.*}} step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = #map3(%{{.*}}) to min [[UBMAP]](%{{.*}})[%{{.*}}] {
|
|
// CHECK-NEXT: affine.for %{{.*}} = #map3(%{{.*}}) to min [[UBMAP]](%{{.*}})[%{{.*}}] {
|
|
// CHECK-NEXT: affine.store %{{.*}}, %{{.*}}[%{{.*}}, %{{.*}}] : memref<?x?xf32>
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to %{{.*}} {
|
|
// CHECK-NEXT: %{{.*}} = affine.load %{{.*}}[%{{.*}}, %{{.*}}] : memref<?x?xf32>
|
|
// CHECK-NEXT: %{{.*}} = affine.load %{{.*}}[%{{.*}}, %{{.*}}] : memref<?x?xf32>
|
|
// CHECK-NEXT: %{{.*}} = mulf %{{.*}}, %{{.*}} : f32
|
|
// CHECK-NEXT: %{{.*}} = affine.load %{{.*}}[%{{.*}}, %{{.*}}] : memref<?x?xf32>
|
|
// CHECK-NEXT: %{{.*}} = addf %{{.*}}, %{{.*}} : f32
|
|
// CHECK-NEXT: affine.store %{{.*}}, %{{.*}}[%{{.*}}, %{{.*}}] : memref<?x?xf32>
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: return
|
|
|
|
// -----
|
|
|
|
// CHECK-DAG: [[MAP0:#map[0-9]+]] = affine_map<(d0) -> (d0)>
|
|
// CHECK-DAG: [[MAP1:#map[0-9]+]] = affine_map<()[s0, s1] -> (s0 + s1)>
|
|
// CHECK-DAG: [[UBMAP:#map[0-9]+]] = affine_map<(d0)[s0, s1] -> (d0 + 32, s0 + s1)>
|
|
|
|
func @tile_with_loop_upper_bounds_in_two_symbols(%arg0: memref<?xf32>, %limit: index) {
|
|
%dim0 = dim %arg0, 0 : memref<?xf32>
|
|
affine.for %i0 = 0 to affine_map<()[s0, s1] -> (s0 + s1)> ()[%dim0, %limit] {
|
|
%v0 = affine.load %arg0[%i0] : memref<?xf32>
|
|
}
|
|
return
|
|
}
|
|
|
|
// CHECK: %{{.*}} = dim %{{.*}}, 0 : memref<?xf32>
|
|
// CHECK-NEXT: affine.for %{{.*}} = 0 to [[MAP1]]()[%{{.*}}, %{{.*}}] step 32 {
|
|
// CHECK-NEXT: affine.for %{{.*}} = [[MAP0]](%{{.*}}) to min [[UBMAP]](%{{.*}})[%{{.*}}, %{{.*}}] {
|
|
// CHECK-NEXT: %{{.*}} = affine.load %{{.*}}[%{{.*}}] : memref<?xf32>
|
|
// CHECK-NEXT: }
|
|
// CHECK-NEXT: }
|
|
|
|
// -----
|
|
|
|
func @trip_count_1(%arg0: memref<196608x1xf32>, %arg1: memref<196608x1xf32>)
|
|
-> memref<196608x1xf32> {
|
|
affine.for %i1 = 0 to 196608 {
|
|
affine.for %i3 = 0 to 1 {
|
|
%4 = affine.load %arg0[%i1, %i3] : memref<196608x1xf32>
|
|
affine.store %4, %arg1[%i1, %i3] : memref<196608x1xf32>
|
|
}
|
|
}
|
|
return %arg1 : memref<196608x1xf32>
|
|
}
|
|
|
|
// CHECK: %{{.*}} = affine.load %{{.*}}[%{{.*}}, %{{.*}}] : memref<196608x1xf32>
|
|
|