[PATCH] D156701: [mlir][ArmSME] Use vector.reduction add in zero test

[Cullen Rhodes via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG6081f562ecb7: [mlir][ArmSME] Use vector.reduction add in zero test (authored by c-rhodes).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D156701/new/

https://reviews.llvm.org/D156701

Files:
  mlir/test/Integration/Dialect/Vector/CPU/ArmSME/vector-ops.mlir


Index: mlir/test/Integration/Dialect/Vector/CPU/ArmSME/vector-ops.mlir
===================================================================
--- mlir/test/Integration/Dialect/Vector/CPU/ArmSME/vector-ops.mlir
+++ mlir/test/Integration/Dialect/Vector/CPU/ArmSME/vector-ops.mlir
@@ -96,23 +96,16 @@
 
   // Verify memory is zeroed by doing an add reduction with initial value of
   // zero.
-  %init_0 = arith.constant 0 : i64
-  %add_reduce = scf.for %vnum = %c0 to %svl_b step %c1_index iter_args(%iter = %init_0) -> (i64) {
+  %init_0 = arith.constant 0 : i8
+  %add_reduce = scf.for %vnum = %c0 to %svl_b step %c1_index iter_args(%iter = %init_0) -> (i8) {
     %row = vector.load %za_b[%vnum, %c0] : memref<?x?xi8>, vector<[16]xi8>
-
-    %inner_add_reduce = scf.for %offset = %c0 to %svl_b step %c1_index iter_args(%inner_iter = %init_0) -> (i64) {
-      %t = vector.extractelement %row[%offset : index] : vector<[16]xi8>
-      %t_i64 = arith.extui %t : i8 to i64
-      %inner_add_reduce_next = arith.addi %inner_iter, %t_i64 : i64
-      scf.yield %inner_add_reduce_next : i64
-    }
-
-    %add_reduce_next = arith.addi %iter, %inner_add_reduce : i64
-    scf.yield %add_reduce_next : i64
+    %row_sum = vector.reduction <add>, %row : vector<[16]xi8> into i8
+    %add_reduce_next = arith.addi %iter, %row_sum : i8
+    scf.yield %add_reduce_next : i8
   }
 
   // CHECK-NEXT: 0
-  vector.print %add_reduce : i64
+  vector.print %add_reduce : i8
 
   // Verify the add reduction works as expected.
   //
@@ -121,23 +114,16 @@
   // function.
   memref.store %c4, %za_b[%c3, %c7] : memref<?x?xi8>
   memref.store %c15, %za_b[%c7, %c3] : memref<?x?xi8>
-  %add_reduce2 = scf.for %vnum = %c0 to %svl_b step %c1_index iter_args(%iter = %init_0) -> (i64) {
+  %add_reduce2 = scf.for %vnum = %c0 to %svl_b step %c1_index iter_args(%iter = %init_0) -> (i8) {
     %row = vector.load %za_b[%vnum, %c0] : memref<?x?xi8>, vector<[16]xi8>
-
-    %inner_add_reduce = scf.for %offset = %c0 to %svl_b step %c1_index iter_args(%inner_iter = %init_0) -> (i64) {
-      %t = vector.extractelement %row[%offset : index] : vector<[16]xi8>
-      %t_i64 = arith.extui %t : i8 to i64
-      %inner_add_reduce_next = arith.addi %inner_iter, %t_i64 : i64
-      scf.yield %inner_add_reduce_next : i64
-    }
-
-    %add_reduce_next = arith.addi %iter, %inner_add_reduce : i64
-    scf.yield %add_reduce_next : i64
+    %row_sum = vector.reduction <add>, %row : vector<[16]xi8> into i8
+    %add_reduce_next = arith.addi %iter, %row_sum : i8
+    scf.yield %add_reduce_next : i8
   }
 
   // 15+4=19
   // CHECK-NEXT: 19
-  vector.print %add_reduce2 : i64
+  vector.print %add_reduce2 : i8
 
   %c0_i32 = arith.constant 0 : i32
   return %c0_i32 : i32


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