SSE2 transpose microkernel code generator.

Generates x64, x32, x16, x8 sse2 microkernels.

- New microkernels
- Unit tests

PiperOrigin-RevId: 421781619
diff --git a/test/x64-transpose.cc b/test/x64-transpose.cc
index 9104a43..34a3e1a 100644
--- a/test/x64-transpose.cc
+++ b/test/x64-transpose.cc
@@ -17,1362 +17,907 @@
 #include "transpose-microkernel-tester.h"
 
 
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(1)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_2_bw_1_4) {
-  for(size_t i = 1; i <= 2; ++i){
-    for(size_t j = 1; j <= 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_bw_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(1)
-    .block_width(4)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_2_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(1)
-      .block_width(i)
-      .block_height(1)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_2_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
+      .input_stride(2)
       .output_stride(2)
-      .block_width(i)
+      .block_width(2)
       .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_2_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_2_2_bw_2){
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_1_4_bw_1_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 1; i <= 4; ++i){
+      for(size_t j = 1; j <= 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
+      }
+    }
   }
-}
 
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_2_2_bw_4){
-  for(size_t i = 2; i < 2; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_2_bw_4) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(4)
-      .output_stride(i)
-      .block_width(4)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_2_2_bw_3_4) {
-  for(size_t i = 2; i < 2; ++i){
-    for(size_t j = 3; j < 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_bw_2_is_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(1)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_bw_2_os_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_INT, bh_1_bw_2_is_4_os_2) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_2_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(2)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_1_4_bw_1_2) {
-  for(size_t i = 1; i <= 4; ++i){
-    for(size_t j = 1; j <= 2; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_2_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_2_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
       .output_stride(2)
-      .block_width(i)
+      .block_width(4)
       .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_4_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_2_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(2)
+        .block_width(i)
+        .block_height(2)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
+    }
   }
-}
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_4_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_3_4_bw_1){
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(1)
-      .output_stride(i)
-      .block_width(1)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(4)
+        .block_width(i)
+        .block_height(4)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
+    }
   }
-}
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_3_4_bw_2){
-  for(size_t i = 3; i < 4; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_4_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(2)
-      .output_stride(i)
+      .output_stride(4)
       .block_width(2)
-      .block_height(i)
+      .block_height(4)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_3_4_bw_2_2) {
-  for(size_t i = 3; i < 4; ++i){
-    for(size_t j = 2; j < 2; ++j){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_3_4_bw_2){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
       TransposeMicrokernelTester()
-        .input_stride(j)
+        .input_stride(2)
         .output_stride(i)
-        .block_width(j)
+        .block_width(2)
         .block_height(i)
         .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
     }
   }
-}
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_2_bw_1_is_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_2_bw_1_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_INT, bh_2_bw_1_is_2_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_2_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_1_4_bw_1_4) {
-  for(size_t i = 1; i <= 4; ++i){
-    for(size_t j = 1; j <= 4; ++j){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_3_4_bw_4){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
       TransposeMicrokernelTester()
-        .input_stride(j)
+        .input_stride(4)
         .output_stride(i)
-        .block_width(j)
+        .block_width(4)
         .block_height(i)
         .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
     }
   }
-}
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_2_bw_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(2)
-    .block_width(4)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-}
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_3_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      for(size_t j = 3; j < 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
+      }
+    }
+  }
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_2_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_2_bw_2_is_4) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
-      .input_stride(i)
+      .input_stride(4)
       .output_stride(2)
-      .block_width(i)
+      .block_width(2)
       .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_4_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_4_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_3_4_bw_2){
-  for(size_t i = 3; i < 4; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_2_bw_2_os_4) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_3_4_bw_4){
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(4)
-      .output_stride(i)
-      .block_width(4)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_3_4_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    for(size_t j = 3; j < 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_2_bw_2_is_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_2_bw_2_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_INT, bh_2_bw_2_is_4_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_4_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_1_8_bw_1_2) {
-  for(size_t i = 1; i <= 8; ++i){
-    for(size_t j = 1; j <= 2; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_4_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_4_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
       .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_8_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(8)
-      .block_width(i)
-      .block_height(8)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_8_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(8)
-    .block_width(1)
-    .block_height(8)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_5_8_bw_1){
-  for(size_t i = 5; i < 8; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(1)
-      .output_stride(i)
-      .block_width(1)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_5_8_bw_2){
-  for(size_t i = 5; i < 8; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(2)
-      .output_stride(i)
       .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_5_8_bw_2_2) {
-  for(size_t i = 5; i < 8; ++i){
-    for(size_t j = 2; j < 2; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_4_bw_1_is_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_4_bw_1_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(8)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_INT, bh_4_bw_1_is_2_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(8)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_4_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_1_8_bw_1_4) {
-  for(size_t i = 1; i <= 8; ++i){
-    for(size_t j = 1; j <= 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_4_bw_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(4)
-    .block_width(4)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_4_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_8_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(8)
-      .block_width(i)
-      .block_height(8)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_8_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(8)
-    .block_width(2)
-    .block_height(8)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_5_8_bw_2){
-  for(size_t i = 5; i < 8; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_5_8_bw_4){
-  for(size_t i = 5; i < 8; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(4)
-      .output_stride(i)
-      .block_width(4)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_5_8_bw_3_4) {
-  for(size_t i = 5; i < 8; ++i){
-    for(size_t j = 3; j < 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_4_bw_2_is_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_4_bw_2_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(8)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_INT, bh_4_bw_2_is_4_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(8)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_int);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(1)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_2_bw_1_4) {
-  for(size_t i = 1; i <= 2; ++i){
-    for(size_t j = 1; j <= 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_bw_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(1)
-    .block_width(4)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(1)
-      .block_width(i)
-      .block_height(1)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_2_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(2)
-      .block_width(i)
       .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_2_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_2_2_bw_2){
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_2_2_bw_4){
-  for(size_t i = 2; i < 2; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_DEC_SSE2, bh_2_bw_2_is_4_os_4) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(4)
-      .output_stride(i)
-      .block_width(4)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_2_2_bw_3_4) {
-  for(size_t i = 2; i < 2; ++i){
-    for(size_t j = 3; j < 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_bw_2_is_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(1)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_bw_2_os_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__1X2_SCALAR_FLOAT, bh_1_bw_2_is_4_os_2) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(1)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__1x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_2_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(2)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_1_4_bw_1_2) {
-  for(size_t i = 1; i <= 4; ++i){
-    for(size_t j = 1; j <= 2; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_2_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_2_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(2)
-      .block_width(i)
+      .output_stride(4)
+      .block_width(2)
       .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_dec_sse2);
   }
-}
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_4_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-  }
-}
 
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_4_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_3_4_bw_1){
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(1)
-      .output_stride(i)
-      .block_width(1)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_3_4_bw_2){
-  for(size_t i = 3; i < 4; ++i){
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_2_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_3_4_bw_2_2) {
-  for(size_t i = 3; i < 4; ++i){
-    for(size_t j = 2; j < 2; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_2_bw_1_is_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_2_bw_1_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X1_SCALAR_FLOAT, bh_2_bw_1_is_2_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_2_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_1_4_bw_1_4) {
-  for(size_t i = 1; i <= 4; ++i){
-    for(size_t j = 1; j <= 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_2_bw_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(2)
-    .block_width(4)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_2_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
       .output_stride(2)
-      .block_width(i)
+      .block_width(2)
       .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_4_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_1_4_bw_1_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 1; i <= 4; ++i){
+      for(size_t j = 1; j <= 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
+      }
+    }
   }
-}
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_4_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_3_4_bw_2){
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_3_4_bw_4){
-  for(size_t i = 3; i < 4; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_2_bw_4) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(4)
-      .output_stride(i)
+      .output_stride(2)
       .block_width(4)
-      .block_height(i)
+      .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_3_4_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    for(size_t j = 3; j < 4; ++j){
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_2_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
       TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
+        .input_stride(i)
+        .output_stride(2)
+        .block_width(i)
+        .block_height(2)
         .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
     }
   }
-}
 
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_2_bw_2_is_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(2)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_2_bw_2_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__2X2_SCALAR_FLOAT, bh_2_bw_2_is_4_os_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(2)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__2x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_4_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_1_8_bw_1_2) {
-  for(size_t i = 1; i <= 8; ++i){
-    for(size_t j = 1; j <= 2; ++j){
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
       TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
+        .input_stride(i)
+        .output_stride(4)
+        .block_width(i)
+        .block_height(4)
         .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
     }
   }
-}
 
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_4_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_4_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(4)
-      .block_width(i)
-      .block_height(4)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_8_bw_2_2) {
-  for(size_t i = 2; i < 2; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(8)
-      .block_width(i)
-      .block_height(8)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_8_bw_1) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(8)
-    .block_width(1)
-    .block_height(8)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_5_8_bw_1){
-  for(size_t i = 5; i < 8; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(1)
-      .output_stride(i)
-      .block_width(1)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_5_8_bw_2){
-  for(size_t i = 5; i < 8; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_4_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_5_8_bw_2_2) {
-  for(size_t i = 5; i < 8; ++i){
-    for(size_t j = 2; j < 2; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_4_bw_1_is_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_4_bw_1_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(1)
-    .output_stride(8)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X1_SCALAR_FLOAT, bh_4_bw_1_is_2_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(8)
-    .block_width(1)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x1_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_4_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_1_8_bw_1_4) {
-  for(size_t i = 1; i <= 8; ++i){
-    for(size_t j = 1; j <= 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-    }
-  }
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_4_bw_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(4)
-    .block_width(4)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_4_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
       .output_stride(4)
-      .block_width(i)
+      .block_width(2)
       .block_height(4)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_8_bw_3_4) {
-  for(size_t i = 3; i < 4; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(i)
-      .output_stride(8)
-      .block_width(i)
-      .block_height(8)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_3_4_bw_2){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(2)
+        .output_stride(i)
+        .block_width(2)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
+    }
   }
-}
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_8_bw_2) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(8)
-    .block_width(2)
-    .block_height(8)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-}
-
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_5_8_bw_2){
-  for(size_t i = 5; i < 8; ++i){
-    TransposeMicrokernelTester()
-      .input_stride(2)
-      .output_stride(i)
-      .block_width(2)
-      .block_height(i)
-      .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_3_4_bw_4){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(4)
+        .output_stride(i)
+        .block_width(4)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
+    }
   }
-}
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_5_8_bw_4){
-  for(size_t i = 5; i < 8; ++i){
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_3_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      for(size_t j = 3; j < 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_2_bw_2_is_4) {
+    TEST_REQUIRES_X86_SSE2;
     TransposeMicrokernelTester()
       .input_stride(4)
-      .output_stride(i)
-      .block_width(4)
-      .block_height(i)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
       .iterations(1)
-      .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
   }
-}
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_5_8_bw_3_4) {
-  for(size_t i = 5; i < 8; ++i){
-    for(size_t j = 3; j < 4; ++j){
-      TransposeMicrokernelTester()
-        .input_stride(j)
-        .output_stride(i)
-        .block_width(j)
-        .block_height(i)
-        .iterations(1)
-        .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_2_bw_2_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_MULTI_SSE2, bh_2_bw_2_is_4_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_multi_sse2);
+  }
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64
+
+
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_2_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_1_4_bw_1_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 1; i <= 4; ++i){
+      for(size_t j = 1; j <= 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+      }
     }
   }
-}
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_4_bw_2_is_4) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(4)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-}
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_2_bw_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(4)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+  }
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_4_bw_2_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(2)
-    .output_stride(8)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-}
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_2_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(2)
+        .block_width(i)
+        .block_height(2)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+    }
+  }
 
-TEST(X64_TRANSPOSE__4X2_SCALAR_FLOAT, bh_4_bw_2_is_4_os_8) {
-  TransposeMicrokernelTester()
-    .input_stride(4)
-    .output_stride(8)
-    .block_width(2)
-    .block_height(4)
-    .iterations(1)
-    .Test(xnn_x64_transpose_ukernel__4x2_scalar_float);
-}
\ No newline at end of file
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(4)
+        .block_width(i)
+        .block_height(4)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_4_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(4)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_3_4_bw_2){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(2)
+        .output_stride(i)
+        .block_width(2)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_3_4_bw_4){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(4)
+        .output_stride(i)
+        .block_width(4)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_3_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      for(size_t j = 3; j < 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_2_bw_2_is_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_2_bw_2_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_MULTI_SWITCH_SSE2, bh_2_bw_2_is_4_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_multi_switch_sse2);
+  }
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64
+
+
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_2_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_1_4_bw_1_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 1; i <= 4; ++i){
+      for(size_t j = 1; j <= 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_2_bw_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(4)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_2_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(2)
+        .block_width(i)
+        .block_height(2)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(4)
+        .block_width(i)
+        .block_height(4)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_4_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(4)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_3_4_bw_2){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(2)
+        .output_stride(i)
+        .block_width(2)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_3_4_bw_4){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(4)
+        .output_stride(i)
+        .block_width(4)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_3_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      for(size_t j = 3; j < 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_2_bw_2_is_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_2_bw_2_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_DEC_SSE2, bh_2_bw_2_is_4_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_dec_sse2);
+  }
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64
+
+
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_2_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_1_4_bw_1_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 1; i <= 4; ++i){
+      for(size_t j = 1; j <= 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_2_bw_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(4)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_2_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(2)
+        .block_width(i)
+        .block_height(2)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(4)
+        .block_width(i)
+        .block_height(4)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_4_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(4)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_3_4_bw_2){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(2)
+        .output_stride(i)
+        .block_width(2)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_3_4_bw_4){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(4)
+        .output_stride(i)
+        .block_width(4)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_3_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      for(size_t j = 3; j < 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_2_bw_2_is_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_2_bw_2_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_MULTI_SSE2, bh_2_bw_2_is_4_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_multi_sse2);
+  }
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64
+
+
+#if XNN_ARCH_X86 || XNN_ARCH_X86_64
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_2_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_1_4_bw_1_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 1; i <= 4; ++i){
+      for(size_t j = 1; j <= 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_2_bw_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(4)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_2_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(2)
+        .block_width(i)
+        .block_height(2)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(i)
+        .output_stride(4)
+        .block_width(i)
+        .block_height(4)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_4_bw_2) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(4)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_3_4_bw_2){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(2)
+        .output_stride(i)
+        .block_width(2)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_3_4_bw_4){
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      TransposeMicrokernelTester()
+        .input_stride(4)
+        .output_stride(i)
+        .block_width(4)
+        .block_height(i)
+        .iterations(1)
+        .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_3_4_bw_3_4) {
+    TEST_REQUIRES_X86_SSE2;
+    for(size_t i = 3; i < 4; ++i){
+      for(size_t j = 3; j < 4; ++j){
+        TransposeMicrokernelTester()
+          .input_stride(j)
+          .output_stride(i)
+          .block_width(j)
+          .block_height(i)
+          .iterations(1)
+          .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+      }
+    }
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_2_bw_2_is_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(2)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_2_bw_2_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(2)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+  }
+
+  TEST(X64_TRANSPOSE__2X2_REUSE_SWITCH_SSE2, bh_2_bw_2_is_4_os_4) {
+    TEST_REQUIRES_X86_SSE2;
+    TransposeMicrokernelTester()
+      .input_stride(4)
+      .output_stride(4)
+      .block_width(2)
+      .block_height(2)
+      .iterations(1)
+      .Test(xnn_x64_transpose_ukernel__2x2_reuse_switch_sse2);
+  }
+#endif  // XNN_ARCH_X86 || XNN_ARCH_X86_64