diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e5c4b3797ab..e2622a440b7 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-02-01  DJ Delorie  <dj@redhat.com>
+
+	* config/m32c/m32c.c (m32c_regno_reg_class): Return smallest reg
+	class for A0/A1.
+
 2011-02-01  Sebastian Pop  <sebastian.pop@amd.com>
 
 	PR tree-optimization/47561
diff --git a/gcc/config/m32c/m32c.c b/gcc/config/m32c/m32c.c
index 3a741392aa0..5ccaa2e335a 100644
--- a/gcc/config/m32c/m32c.c
+++ b/gcc/config/m32c/m32c.c
@@ -636,8 +636,9 @@ m32c_regno_reg_class (int regno)
     case R3_REGNO:
       return R3_REGS;
     case A0_REGNO:
+      return A0_REGS;
     case A1_REGNO:
-      return A_REGS;
+      return A1_REGS;
     case SB_REGNO:
       return SB_REGS;
     case FB_REGNO: