Small simplification in ia32 ASM emitter.

[libfirm] / ir / be / ia32 / ia32_new_nodes.c

diff --git a/ir/be/ia32/ia32_new_nodes.c b/ir/be/ia32/ia32_new_nodes.c
index 3f24eea..2efc7b7 100644 (file)
--- a/ir/be/ia32/ia32_new_nodes.c
+++ b/ir/be/ia32/ia32_new_nodes.c
@@ -107,7 +107,7 @@ static void dump_reg_req(FILE *F, ir_node *n, const arch_register_req_t **reqs,
                                }
                        }
 
-                       if (reqs[i]->type & arch_register_req_type_should_be_different) {
+                       if (reqs[i]->type & arch_register_req_type_must_be_different) {
                                unsigned other = reqs[i]->other_different;
                                int i;
 
@@ -576,7 +576,8 @@ int get_ia32_am_scale(const ir_node *node) {
  * Sets the index register scale for address mode.
  */
 void set_ia32_am_scale(ir_node *node, int scale) {
-       ia32_attr_t *attr   = get_ia32_attr(node);
+       ia32_attr_t *attr = get_ia32_attr(node);
+       assert(0 <= scale && scale < 4 && "AM scale out of range");
        attr->data.am_scale = scale;
 }
 
@@ -1231,6 +1232,15 @@ int ia32_compare_asm_attr(ir_node *a, ir_node *b)
        return 0;
 }
 
+/**
+ * Hash function for Immediates
+ */
+static unsigned ia32_hash_Immediate(const ir_node *irn) {
+       const ia32_immediate_attr_t *a = get_ia32_immediate_attr_const(irn);
+
+       return HASH_PTR(a->symconst) + (a->sc_sign << 16) + a->offset;
+}
+
 /** Compare node attributes for Immediates. */
 static
 int ia32_compare_immediate_attr(ir_node *a, ir_node *b)