[Mlir-commits] [mlir] [mlir][vector][nfc] Add a test case for scalable vectors (PR #76138)

[Andrzej Warzyński]

https://github.com/banach-space created https://github.com/llvm/llvm-project/pull/76138

Extends fold-arith-extf-into-vector-contract.mlir by adding a test case
for scalable vectors.


>From 56fd34f0caeeff3c7fb9de12e09a509b4a38a86b Mon Sep 17 00:00:00 2001
From: Andrzej Warzynski <andrzej.warzynski at arm.com>
Date: Thu, 21 Dec 2023 09:38:04 +0000
Subject: [PATCH] [mlir][vector][nfc] Add a test case for scalable vectors

Extends fold-arith-extf-into-vector-contract.mlir by adding a test case
for scalable vectors.
---
 .../fold-arith-extf-into-vector-contract.mlir | 38 +++++++++++++++++--
 1 file changed, 35 insertions(+), 3 deletions(-)

diff --git a/mlir/test/Dialect/Vector/fold-arith-extf-into-vector-contract.mlir b/mlir/test/Dialect/Vector/fold-arith-extf-into-vector-contract.mlir
index 79429afd8ff298..31ae126906f216 100644
--- a/mlir/test/Dialect/Vector/fold-arith-extf-into-vector-contract.mlir
+++ b/mlir/test/Dialect/Vector/fold-arith-extf-into-vector-contract.mlir
@@ -10,9 +10,41 @@
 //  CHECK-SAME:   iterator_types = ["parallel", "parallel", "reduction"], kind = #vector.kind<add>}
 //  CHECK-SAME:   %[[ARG0]], %[[ARG1]], %[[ARG2]] : vector<64x64xf16>, vector<64x64xf16> into vector<64x64xf32>
 //  CHECK-NEXT:   return %[[R]] : vector<64x64xf32>
-func.func @fold_arith_extf_into_contract(%arg0: vector<64x64xf16>, %arg1: vector<64x64xf16>, %arg2: vector<64x64xf32>) -> vector<64x64xf32> {
+func.func @fold_arith_extf_into_contract(
+  %arg0: vector<64x64xf16>,
+  %arg1: vector<64x64xf16>,
+  %arg2: vector<64x64xf32>) -> vector<64x64xf32> {
     %lhs_f32 = arith.extf %arg0 : vector<64x64xf16> to vector<64x64xf32>
     %rhs_f32 = arith.extf %arg1 : vector<64x64xf16> to vector<64x64xf32>
-    %result = vector.contract {indexing_maps = [affine_map<(d0, d1, d2) -> (d0, d2)>, affine_map<(d0, d1, d2) -> (d2, d1)>, affine_map<(d0, d1, d2) -> (d0, d1)>], iterator_types = ["parallel", "parallel", "reduction"], kind = #vector.kind<add>} %lhs_f32, %rhs_f32, %arg2 : vector<64x64xf32>, vector<64x64xf32> into vector<64x64xf32>
+    %result = vector.contract {
+      indexing_maps = [affine_map<(d0, d1, d2) -> (d0, d2)>, affine_map<(d0, d1, d2) -> (d2, d1)>, affine_map<(d0, d1, d2) -> (d0, d1)>],
+      iterator_types = ["parallel", "parallel", "reduction"],
+      kind = #vector.kind<add>}
+      %lhs_f32, %rhs_f32, %arg2 : vector<64x64xf32>, vector<64x64xf32> into vector<64x64xf32>
     return %result : vector<64x64xf32>
-}
\ No newline at end of file
+}
+
+// -----
+
+// CHECK-DAG: #[[$map0:.*]] = affine_map<(d0, d1, d2) -> (d0, d2)>
+// CHECK-DAG: #[[$map1:.*]] = affine_map<(d0, d1, d2) -> (d2, d1)>
+// CHECK-DAG: #[[$map2:.*]] = affine_map<(d0, d1, d2) -> (d0, d1)>
+// CHECK-LABEL: func.func @fold_arith_extf_into_contract_scalable
+//  CHECK-SAME: (%[[ARG0:.*]]: vector<[64]x64xf16>, %[[ARG1:.*]]: vector<64x64xf16>, %[[ARG2:.*]]: vector<[64]x64xf32>)
+//  CHECK-NEXT:   %[[R:.+]] = vector.contract {indexing_maps = [#[[$map0]], #[[$map1]], #[[$map2]]],
+//  CHECK-SAME:   iterator_types = ["parallel", "parallel", "reduction"], kind = #vector.kind<add>}
+//  CHECK-SAME:   %[[ARG0]], %[[ARG1]], %[[ARG2]] : vector<[64]x64xf16>, vector<64x64xf16> into vector<[64]x64xf32>
+//  CHECK-NEXT:   return %[[R]] : vector<[64]x64xf32>
+func.func @fold_arith_extf_into_contract_scalable(
+  %arg0: vector<[64]x64xf16>,
+  %arg1: vector<64x64xf16>,
+  %arg2: vector<[64]x64xf32>) -> vector<[64]x64xf32> {
+    %lhs_f32 = arith.extf %arg0 : vector<[64]x64xf16> to vector<[64]x64xf32>
+    %rhs_f32 = arith.extf %arg1 : vector<64x64xf16> to vector<64x64xf32>
+    %result = vector.contract {
+      indexing_maps = [affine_map<(d0, d1, d2) -> (d0, d2)>, affine_map<(d0, d1, d2) -> (d2, d1)>, affine_map<(d0, d1, d2) -> (d0, d1)>],
+      iterator_types = ["parallel", "parallel", "reduction"],
+      kind = #vector.kind<add>}
+      %lhs_f32, %rhs_f32, %arg2 : vector<[64]x64xf32>, vector<64x64xf32> into vector<[64]x64xf32>
+    return %result : vector<[64]x64xf32>
+}