diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index 59c4be6c26..0b0d2e721a 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,7 +1,9 @@
 start-sanitize-cygnus
 Fri Jan 15 23:38:50 1999  Jeffrey A Law  (law@cygnus.com)
 
-	* Fix mask for PA2.0 floating point load instructions.
+	* hppa.h (mtsarcm): Add new PA2.0 instruction.
+
+	* hppa.h: Fix mask for PA2.0 floating point load instructions.
 
 Mon Jan 11 13:38:32 1999  Jeffrey A Law  (law@cygnus.com)
 
diff --git a/include/opcode/hppa.h b/include/opcode/hppa.h
index 09ab0eff15..96489d2314 100644
--- a/include/opcode/hppa.h
+++ b/include/opcode/hppa.h
@@ -205,6 +205,9 @@ static const struct pa_opcode pa_opcodes[] =
 { "nop",        0x08000240, 0xffffffff, "", pa10},      /* or 0,0,0 */
 { "copy",       0x08000240, 0xffe0ffe0, "x,t", pa10},   /* or r,0,t */
 { "mtsar",      0x01601840, 0xffe0ffff, "x", pa10}, /* mtctl r,cr11 */
+/* start-sanitize-cygnus */
+{ "mtsarcm",    0x016018c0, 0xffe0ffff, "x", pa20},
+/* end-sanitize-cygnus */
 
 /* Loads and Stores for integer registers.  */
 { "ldw",        0x48000000, 0xfc000000, "j(s,b),x", pa10},