diff --git a/src/aliases/,aliases_cpu.s b/src/aliases/,aliases_cpu.s
index faef48c8..4a499d31 100644
--- a/src/aliases/,aliases_cpu.s
+++ b/src/aliases/,aliases_cpu.s
@@ -136,3 +136,10 @@
 		bvc *+5
 		jmp @dst
 } }
+
+
+; 32-bit integer constant in big endian order
+
+!macro be32 @val {
+  !byte (@val >> 24) & $FF, (@val >> 16) & $FF, (@val >> 8) & $FF, (@val) & $FF
+}
diff --git a/src/basic/math_consts/bf16.table_power_of_ten.s b/src/basic/math_consts/bf16.table_power_of_ten.s
new file mode 100644
index 00000000..310b3353
--- /dev/null
+++ b/src/basic/math_consts/bf16.table_power_of_ten.s
@@ -0,0 +1,24 @@
+;; #LAYOUT# STD *       #TAKE
+;; #LAYOUT# X16 BASIC_0 #TAKE-OFFSET 2000
+;; #LAYOUT# *   BASIC_0 #TAKE
+;; #LAYOUT# *   *       #IGNORE
+
+; This file is under the MIT license, it contains code released by Microsoft Corporation.
+; See LICENSE for more information.
+
+; Math package - table of powers of ten
+;
+; This is verified to be identical to the original Microsoft implementation where it was named FOUTBL
+
+
+FOUTBL:
+    +be32 -100000000
+    +be32 10000000
+    +be32 -1000000
+    +be32 100000
+    +be32 -10000
+    +be32 1000
+    +be32 -100
+    +be32 10
+    +be32 -1
+FDCEND:
diff --git a/tools/similarity.c b/tools/similarity.c
index ef5612e1..90f262be 100644
--- a/tools/similarity.c
+++ b/tools/similarity.c
@@ -29,7 +29,7 @@ unsigned short microsoft_basic_chunks[NUM_CHUNKS * 2] = {
     0xB983, 0xB9BB,
     0xBA28, 0xBCF2,
     0xBD7E, 0xBD90,
-    0xBF11, 0xBF15,
+    0xBF11, 0xBF39,
     0xBFB4, 0xBFBE,
 };