- constify

[libfirm] / ir / ir / irmode.c

diff --git a/ir/ir/irmode.c b/ir/ir/irmode.c
index f83214e..35924f6 100644 (file)
--- a/ir/ir/irmode.c
+++ b/ir/ir/irmode.c
@@ -49,6 +49,22 @@ static int num_modes = 0;
 /** The list of all currently existing modes. */
 static ir_mode **mode_list;
 
+const char *get_mode_arithmetic_name(ir_mode_arithmetic ari)
+{
+#define X(a)    case a: return #a
+       switch (ari) {
+               X(irma_uninitialized);
+               X(irma_none);
+               X(irma_twos_complement);
+               X(irma_ones_complement);
+               X(irma_int_BCD);
+               X(irma_ieee754);
+               X(irma_float_BCD);
+               default: return "<unknown>";
+       }
+#undef X
+}
+
 /**
  * Compare modes that don't need to have their code field
  * correctly set
@@ -467,7 +483,7 @@ tarval *get_mode_NAN(ir_mode *mode) {
        return get_tarval_nan(mode);
 }
 
-int is_mode(void *thing) {
+int is_mode(const void *thing) {
        if (get_kind(thing) == k_ir_mode)
                return 1;
        else