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// RUN: mlir-opt %s -split-input-file --sparse-reinterpret-map | FileCheck %s
#trait_mul = {
indexing_maps = [
affine_map<(i,j) -> (i,j)>, // A (in)
affine_map<(i,j) -> (j,i)>, // B (in, transposed)
affine_map<(i,j) -> (i,j)> // X (out)
],
iterator_types = ["parallel", "parallel"],
doc = "X(i,j) *= A(i,j) * B(j,i)"
}
#BSR = #sparse_tensor.encoding<{ // 2x4 blocks
map = (i, j) ->
( i floordiv 2 : dense
, j floordiv 4 : compressed
, i mod 2 : dense
, j mod 4 : dense
)
}>
// CHECK-DAG: #[[$map0:.*]] = affine_map<(d0, d1, d2, d3) -> (d0 * 2 + d2, d1 * 4 + d3)>
// CHECK-DAG: #[[$map1:.*]] = affine_map<(d0, d1, d2, d3) -> (d1 * 4 + d3, d0 * 2 + d2)>
// CHECK-DAG: #[[$map2:.*]] = affine_map<(d0, d1, d2, d3) -> (d0, d1, d2, d3)>
// CHECK-LABEL: func @mul(
// CHECK-SAME: %[[A0:.*0]]: tensor<32x32xf32>,
// CHECK-SAME: %[[A1:.*1]]: tensor<32x32xf32>,
// CHECK-SAME: %[[A2:.*2]]: tensor<32x32xf32, #sparse{{[0-9]*}}>)
// CHECK: %[[T0:.*]] = sparse_tensor.reinterpret_map %[[A2]]
// CHECK: %[[T1:.*]] = linalg.generic {doc = {{.*}} indexing_maps = [#[[$map0]], #[[$map1]], #[[$map2]]], iterator_types = ["parallel", "parallel", "parallel", "parallel"]}
// CHECK: %[[T2:.*]] = sparse_tensor.reinterpret_map %[[T1]]
// CHECK: return %[[T2]] : tensor<32x32xf32, #sparse{{[0-9]*}}>
func.func @mul(%arg0: tensor<32x32xf32>,
%arg1: tensor<32x32xf32>,
%arg2: tensor<32x32xf32, #BSR>) -> tensor<32x32xf32, #BSR> {
%0 = linalg.generic #trait_mul
ins(%arg0, %arg1: tensor<32x32xf32>, tensor<32x32xf32>)
outs(%arg2: tensor<32x32xf32, #BSR>) {
^bb(%x: f32, %y : f32, %z : f32):
%1 = arith.mulf %x, %y : f32
%2 = arith.mulf %1, %z : f32
linalg.yield %2 : f32
} -> tensor<32x32xf32, #BSR>
return %0 : tensor<32x32xf32, #BSR>
}
// -----
#BSR = #sparse_tensor.encoding<{
map = ( i, j ) ->
( i floordiv 2 : dense,
j floordiv 2 : compressed,
i mod 2 : dense,
j mod 2 : dense
)
}>
// CHECK-DAG: #[[$remap:.*]] = #sparse_tensor.encoding<{ map = (d0, d1) -> (d0 floordiv 2 : dense, d1 floordiv 2 : compressed, d0 mod 2 : dense, d1 mod 2 : dense) }>
// CHECK-DAG: #[[$demap:.*]] = #sparse_tensor.encoding<{ map = (d0, d1, d2, d3) -> (d0 : dense, d1 : compressed, d2 : dense, d3 : dense) }>
// CHECK-LABEL: func.func @sparse_foreach_reinterpret_map(
// CHECK-SAME: %[[VAL_0:.*]]: tensor<2x4xf64, #[[$remap]]>
// CHECK: %[[VAL_1:.*]] = bufferization.alloc_tensor() : tensor<1x2x2x2xf64, #[[$demap]]>
// CHECK: %[[VAL_2:.*]] = sparse_tensor.reinterpret_map %[[VAL_0]] : tensor<2x4xf64, #[[$remap]]> to tensor<1x2x2x2xf64, #[[$demap]]>
// CHECK: %[[VAL_4:.*]] = sparse_tensor.foreach in %[[VAL_2]] init(%[[VAL_1]])
// CHECK: ^bb0(%[[VAL_5:.*]]: index, %[[VAL_6:.*]]: index, %[[VAL_7:.*]]: index, %[[VAL_8:.*]]: index, %[[VAL_9:.*]]: f64, %[[VAL_10:.*]]: tensor<1x2x2x2xf64, #[[$demap]]>
// CHECK: %[[VAL_11:.*]] = sparse_tensor.insert %[[VAL_9]] into %[[VAL_10]]{{\[}}%[[VAL_5]], %[[VAL_6]], %[[VAL_7]], %[[VAL_8]]] : tensor<1x2x2x2xf64, #[[$demap]]>
// CHECK: sparse_tensor.yield %[[VAL_11]] : tensor<1x2x2x2xf64, #sparse{{[0-9]*}}>
// CHECK: }
// CHECK: %[[VAL_12:.*]] = sparse_tensor.reinterpret_map %[[VAL_4]] : tensor<1x2x2x2xf64, #[[$demap]]> to tensor<2x4xf64, #[[$remap]]>
// CHECK: %[[VAL_13:.*]] = sparse_tensor.load %[[VAL_12]] hasInserts : tensor<2x4xf64, #[[$remap]]>
// CHECK: return %[[VAL_13]] : tensor<2x4xf64, #sparse{{[0-9]*}}>
// CHECK: }
func.func @sparse_foreach_reinterpret_map(%6 : tensor<2x4xf64, #BSR>) -> tensor<2x4xf64, #BSR> {
%7 = bufferization.alloc_tensor() : tensor<2x4xf64, #BSR>
%8 = sparse_tensor.foreach in %6 init(%7) : tensor<2x4xf64, #BSR>, tensor<2x4xf64, #BSR> -> tensor<2x4xf64, #BSR> do {
^bb0(%arg0: index, %arg1: index, %arg2: f64, %arg3: tensor<2x4xf64, #BSR>):
%inserted = tensor.insert %arg2 into %arg3[%arg0, %arg1] : tensor<2x4xf64, #BSR>
sparse_tensor.yield %inserted : tensor<2x4xf64, #BSR>
}
%9 = sparse_tensor.load %8 hasInserts : tensor<2x4xf64, #BSR>
return %9 : tensor<2x4xf64, #BSR>
}
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