diff --git a/gcc/config/nds32/nds32-intrinsic.cc b/gcc/config/nds32/nds32-intrinsic.cc
index 3c297cfeece..2f2cd7c791e 100644
--- a/gcc/config/nds32/nds32-intrinsic.cc
+++ b/gcc/config/nds32/nds32-intrinsic.cc
@@ -1013,7 +1013,7 @@ nds32_expand_builtin_impl (tree exp,
        /* Both v3s and v3f toolchains define TARGET_FPU_SINGLE.  */
        if (!TARGET_FPU_SINGLE)
  	{
-	  error ("this builtin function is only available "
+	  error ("this built-in function is only available "
  		 "on the v3s or v3f toolchain");
  	  return NULL_RTX;
  	}
@@ -1025,7 +1025,7 @@ nds32_expand_builtin_impl (tree exp,
        /* Only v3f toolchain defines TARGET_FPU_DOUBLE.  */
        if (!TARGET_FPU_DOUBLE)
  	{
-	  error ("this builtin function is only available "
+	  error ("this built-in function is only available "
  		 "on the v3f toolchain");
  	  return NULL_RTX;
  	}
@@ -1040,7 +1040,7 @@ nds32_expand_builtin_impl (tree exp,
      case NDS32_BUILTIN_SBUP:
        if (TARGET_ISA_V3M)
  	{
-	  error ("this builtin function not support "
+	  error ("this built-in function not support "
  		 "on the v3m toolchain");
  	  return NULL_RTX;
  	}
diff --git a/gcc/config/nds32/nds32-intrinsic.md b/gcc/config/nds32/nds32-intrinsic.md
index 45b10f0665d..d7229cdbaa9 100644
--- a/gcc/config/nds32/nds32-intrinsic.md
+++ b/gcc/config/nds32/nds32-intrinsic.md
@@ -301,8 +301,8 @@ (define_expand "unspec_clr_pending_hwint"
        offset = 32;
      }
    else
-    error ("__nds32__clr_pending_hwint not support NDS32_INT_SWI,"
-	   " NDS32_INT_ALZ, NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("%<__nds32__clr_pending_hwint%> not support %<NDS32_INT_SWI%>,"
+	   " %<NDS32_INT_ALZ%>, %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    /* $INT_PEND type is write one clear.  */
    clr_hwint = GEN_INT (1 << (INTVAL (operands[0]) - offset));
@@ -359,8 +359,8 @@ (define_expand "unspec_get_pending_int"
        operands[2] = GEN_INT (31 - (INTVAL (operands[1]) - 32));
      }
    else
-    error ("get_pending_int not support NDS32_INT_ALZ,"
-	   " NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("%<get_pending_int%> not support %<NDS32_INT_ALZ%>,"
+	   " %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    /* mfsr op0, sytem_reg  */
    if (system_reg != NULL_RTX)
@@ -417,8 +417,8 @@ (define_expand "unspec_set_int_priority"
        offset = 48;
      }
    else
-    error ("set_int_priority not support NDS32_INT_SWI,"
-	   " NDS32_INT_ALZ, NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("i%<set_int_priority%> not support %<NDS32_INT_SWI%>,"
+	   " %<NDS32_INT_ALZ%>, %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    mask = GEN_INT (~(3 << 2 * (INTVAL (operands[0]) - offset)));
    priority = GEN_INT ((int) (INTVAL (operands[1])
@@ -477,8 +477,8 @@ (define_expand "unspec_get_int_priority"
        offset = 48;
      }
    else
-    error ("set_int_priority not support NDS32_INT_SWI,"
-	   " NDS32_INT_ALZ, NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("%<set_int_priority%> not support %<NDS32_INT_SWI%>,"
+	   " %<NDS32_INT_ALZ%>, %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    priority = GEN_INT (31 - 2 * (INTVAL (operands[1]) - offset));
  
@@ -514,8 +514,8 @@ (define_expand "unspec_set_trig_level"
        offset = 32;
      }
    else
-    error ("__nds32__set_trig_type_level not support NDS32_INT_SWI,"
-	   " NDS32_INT_ALZ, NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("%<__nds32__set_trig_type_level%> not support %<NDS32_INT_SWI%>,"
+	   " %<NDS32_INT_ALZ%>, %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    if (system_reg != NULL_RTX)
      {
@@ -551,8 +551,8 @@ (define_expand "unspec_set_trig_edge"
        offset = 32;
      }
    else
-    error ("__nds32__set_trig_type_edge not support NDS32_INT_SWI,"
-	   " NDS32_INT_ALZ, NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("%<__nds32__set_trig_type_edge%> not support %<NDS32_INT_SWI%>,"
+	   " %<NDS32_INT_ALZ%>, %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    if (system_reg != NULL_RTX)
      {
@@ -588,8 +588,8 @@ (define_expand "unspec_get_trig_type"
        offset = 32;
      }
    else
-    error ("__nds32__get_trig_type not support NDS32_INT_SWI,"
-	   " NDS32_INT_ALZ, NDS32_INT_IDIVZE, NDS32_INT_DSSIM");
+    error ("%<__nds32__get_trig_type%> not support %<NDS32_INT_SWI%>,"
+	   " %<NDS32_INT_ALZ%>, %<NDS32_INT_IDIVZE%>, %<NDS32_INT_DSSIM%>");
  
    if (system_reg != NULL_RTX)
      {
diff --git a/gcc/config/nds32/nds32-isr.cc b/gcc/config/nds32/nds32-isr.cc
index 344fb7057d1..eef2d862bd0 100644
--- a/gcc/config/nds32/nds32-isr.cc
+++ b/gcc/config/nds32/nds32-isr.cc
@@ -614,7 +614,7 @@ nds32_check_isr_attrs_conflict (tree func_decl, tree func_attrs)
      partial_save_p = 1;
  
    if ((save_all_p + partial_save_p) > 1)
-    error ("multiple save reg attributes to function %qD", func_decl);
+    error ("multiple save register attributes to function %qD", func_decl);
  
    /* We must check at MOST one attribute to set nested-type.  */
    if (lookup_attribute ("nested", func_attrs))
diff --git a/gcc/config/nds32/nds32.cc b/gcc/config/nds32/nds32.cc
index aab02ff2ae9..71fe9e8bcd6 100644
--- a/gcc/config/nds32/nds32.cc
+++ b/gcc/config/nds32/nds32.cc
@@ -3476,35 +3476,35 @@ nds32_print_operand (FILE *stream, rtx x, int code)
      case 'R': /* cctl valck  */
        /* Note the cctl divide to 5 group and share the same name table.  */
        if (op_value < 0 || op_value > 4)
-	error ("CCTL intrinsic function subtype out of range!");
+	error ("CCTL intrinsic function subtype out of range");
        fprintf (stream, "%s", nds32_cctl_names[op_value]);
        return;
  
      case 'T': /* cctl idxwbinv  */
        /* Note the cctl divide to 5 group and share the same name table.  */
        if (op_value < 0 || op_value > 4)
-	error ("CCTL intrinsic function subtype out of range!");
+	error ("CCTL intrinsic function subtype out of range");
        fprintf (stream, "%s", nds32_cctl_names[op_value + 4]);
        return;
  
      case 'U': /* cctl vawbinv  */
        /* Note the cctl divide to 5 group and share the same name table.  */
        if (op_value < 0 || op_value > 4)
-	error ("CCTL intrinsic function subtype out of range!");
+	error ("CCTL intrinsic function subtype out of range");
        fprintf (stream, "%s", nds32_cctl_names[op_value + 8]);
        return;
  
      case 'X': /* cctl idxread  */
        /* Note the cctl divide to 5 group and share the same name table.  */
        if (op_value < 0 || op_value > 4)
-	error ("CCTL intrinsic function subtype out of range!");
+	error ("CCTL intrinsic function subtype out of range");
        fprintf (stream, "%s", nds32_cctl_names[op_value + 12]);
        return;
  
      case 'W': /* cctl idxwitre  */
        /* Note the cctl divide to 5 group and share the same name table.  */
        if (op_value < 0 || op_value > 4)
-	error ("CCTL intrinsic function subtype out of range!");
+	error ("CCTL intrinsic function subtype out of range");
        fprintf (stream, "%s", nds32_cctl_names[op_value + 16]);
        return;
  
@@ -3941,7 +3941,7 @@ nds32_insert_attributes (tree decl, tree *attributes)
        tree new_attrs = *attributes;
  
        if (TARGET_LINUX_ABI)
-	error("cannot use indirect_call attribute under linux toolchain");
+	error ("cannot use %<indirect_call%> attribute under linux toolchain");
  
        if (lookup_attribute ("noinline", new_attrs) == NULL)
  	new_attrs = tree_cons (get_identifier ("noinline"), NULL, new_attrs);
@@ -3949,7 +3949,7 @@ nds32_insert_attributes (tree decl, tree *attributes)
  	new_attrs = tree_cons (get_identifier ("noclone"), NULL, new_attrs);
  
        if (!TREE_PUBLIC (decl))
-	error ("indirect_call attribute can%'t apply for static function");
+	error ("%<indirect_call%> attribute cannot apply for static function");
  
        *attributes = new_attrs;
      }
