Small cleanups.

[libfirm] / ir / be / bearch.c

diff --git a/ir/be/bearch.c b/ir/be/bearch.c
index d27b403..3859d9b 100644 (file)
--- a/ir/be/bearch.c
+++ b/ir/be/bearch.c
@@ -333,20 +333,29 @@ extern char *arch_register_req_format(char *buf, size_t len,
        }
 
        if(arch_register_req_is(req, should_be_same)) {
-               const ir_node *same = get_irn_n(skip_Proj_const(node), req->other_same[0]);
-               ir_snprintf(tmp, sizeof(tmp), " same to: %+F", same);
-               strncat(buf, tmp, len);
-               if (req->other_same[1] != -1) {
-                       const ir_node *same2 = get_irn_n(skip_Proj_const(node), req->other_same[1]);
-                       ir_snprintf(tmp, sizeof(tmp), "or %+F", same2);
-                       strncat(buf, tmp, len);
+               const unsigned other = req->other_same;
+               int i;
+
+               ir_snprintf(tmp, sizeof(tmp), " same to:");
+               for (i = 0; 1U << i <= other; ++i) {
+                       if (other & (1U << i)) {
+                               ir_snprintf(tmp, sizeof(tmp), " %+F", get_irn_n(skip_Proj_const(node), i));
+                               strncat(buf, tmp, len);
+                       }
                }
        }
 
        if(arch_register_req_is(req, should_be_different)) {
-               const ir_node *different = get_irn_n(skip_Proj_const(node), req->other_different);
-               ir_snprintf(tmp, sizeof(tmp), " different to: %+F", different);
-               strncat(buf, tmp, len);
+               const unsigned other = req->other_different;
+               int i;
+
+               ir_snprintf(tmp, sizeof(tmp), " different from:");
+               for (i = 0; 1U << i <= other; ++i) {
+                       if (other & (1U << i)) {
+                               ir_snprintf(tmp, sizeof(tmp), " %+F", get_irn_n(skip_Proj_const(node), i));
+                               strncat(buf, tmp, len);
+                       }
+               }
        }
 
        return buf;
@@ -356,7 +365,7 @@ static const arch_register_req_t no_requirement = {
        arch_register_req_type_none,
        NULL,
        NULL,
-       { -1, -1 },
-       -1
+       0,
+       0
 };
 const arch_register_req_t *arch_no_register_req = &no_requirement;