diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index c25970bb0b..2f28c9e2d5 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2003-04-01  Kevin Buettner  <kevinb@redhat.com>
+
+	* mips-tdep.c (mips_dwarf_dwarf2_ecoff_reg_to_regnum)
+	(mips_stab_reg_to_regnum): Add mappings for HI_REGNUM and LO_REGNUM.
+
 2003-04-01  Adam Fedor  <fedor@gnu.org>
 
 	* Makefile.in (c_lang.o, jv_lang.o, language.o): Add $(demangle_h).
diff --git a/gdb/mips-tdep.c b/gdb/mips-tdep.c
index 1a5e7efa8a..f9424d7694 100644
--- a/gdb/mips-tdep.c
+++ b/gdb/mips-tdep.c
@@ -5573,6 +5573,10 @@ mips_stab_reg_to_regnum (int num)
     return num;
   else if (num >= 38 && num < 70)
     return num + FP0_REGNUM - 38;
+  else if (num == 70)
+    return HI_REGNUM;
+  else if (num == 71)
+    return LO_REGNUM;
   else
     {
       /* This will hopefully (eventually) provoke a warning.  Should
@@ -5591,6 +5595,10 @@ mips_dwarf_dwarf2_ecoff_reg_to_regnum (int num)
     return num;
   else if (num >= 32 && num < 64)
     return num + FP0_REGNUM - 32;
+  else if (num == 64)
+    return HI_REGNUM;
+  else if (num == 65)
+    return LO_REGNUM;
   else
     {
       /* This will hopefully (eventually) provoke a warning.  Should