Make warning about registers assigned to Phi inputs more clear.

[libfirm] / ir / be / ia32 / ia32_nodes_attr.h

diff --git a/ir/be/ia32/ia32_nodes_attr.h b/ir/be/ia32/ia32_nodes_attr.h
index 2857697..04a6a4c 100644 (file)
--- a/ir/be/ia32/ia32_nodes_attr.h
+++ b/ir/be/ia32/ia32_nodes_attr.h
@@ -71,6 +71,7 @@ typedef enum {
        match_dest_am           = 1 << 9,
        match_try_am            = 1 << 10,  /**< only try to produce AM node, don't
                                                 do anything if AM isn't possible */
+       match_two_users         = 1 << 11   /**< the instruction uses a load two times ... */
 } match_flags_t;
 
 typedef struct ia32_op_attr_t ia32_op_attr_t;
@@ -106,7 +107,7 @@ struct ia32_attr_t {
                unsigned am_sc_sign:1;      /**< The sign bit of the address mode symconst. */
 
                unsigned use_frame:1;       /**< Indicates whether the operation uses the frame pointer or not. */
-               unsigned except_label:1;    /**< Set if this node needs a label because of possible exception. */
+               unsigned has_except_label:1;    /**< Set if this node needs a label because of possible exception. */
 
                unsigned is_commutative:1;  /**< Indicates whether op is commutative or not. */
 
@@ -116,6 +117,7 @@ struct ia32_attr_t {
                unsigned ins_permuted : 1;      /**< inputs of node have been permuted
                                                     (for commutative nodes) */
                unsigned cmp_unsigned : 1;      /**< compare should be unsigned */
+               unsigned is_reload : 1;         /**< node performs a reload */
        } data;
 
        int       *out_flags;     /**< flags for each produced value */
@@ -135,6 +137,8 @@ struct ia32_attr_t {
 
        const arch_register_t **slots;     /**< register slots for assigned registers */
 
+       ir_label_t        exc_label;       /**< the exception label iff this instruction can throw an exception */
+
 #ifndef NDEBUG
        const char       *orig_node;      /**< holds the name of the original ir node */
        unsigned          attr_type;      /**< bitfield indicating the attribute type */