diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a1e2a19290..67c6c8b05a 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,7 @@
+2010-09-12  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* i386-tdep.c (i386_gdbarch_init): Fix typo in comments.
+
 2010-09-11  H.J. Lu  <hongjiu.lu@intel.com>
 
 	* amd64-tdep.c (amd64_register_name): Removed.
diff --git a/gdb/i386-tdep.c b/gdb/i386-tdep.c
index ea282a7c2c..6052f959b9 100644
--- a/gdb/i386-tdep.c
+++ b/gdb/i386-tdep.c
@@ -7113,7 +7113,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   ymm0_regnum = tdep->ax_regnum + tdep->num_word_regs;
   if (tdep->num_dword_regs)
     {
-      /* Support dword pseudo-registesr if it hasn't been disabled,  */
+      /* Support dword pseudo-registesr if it hasn't been disabled.  */
       tdep->eax_regnum = ymm0_regnum;
       ymm0_regnum += tdep->num_dword_regs;
     }
@@ -7123,7 +7123,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
   mm0_regnum = ymm0_regnum;
   if (tdep->num_ymm_regs)
     {
-      /* Support YMM pseudo-registesr if it is available,  */
+      /* Support YMM pseudo-registesr if it is available.  */
       tdep->ymm0_regnum = ymm0_regnum;
       mm0_regnum += tdep->num_ymm_regs;
     }
@@ -7132,7 +7132,7 @@ i386_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
 
   if (tdep->num_mmx_regs != 0)
     {
-      /* Support MMX pseudo-registesr if MMX hasn't been disabled,  */
+      /* Support MMX pseudo-registesr if MMX hasn't been disabled.  */
       tdep->mm0_regnum = mm0_regnum;
     }
   else