change backends to produce 1 big array with all registers

[libfirm] / ir / be / bearch.h

diff --git a/ir/be/bearch.h b/ir/be/bearch.h
index 81c4830..f7dd412 100644 (file)
--- a/ir/be/bearch.h
+++ b/ir/be/bearch.h
@@ -241,8 +241,9 @@ void be_register_isa_if(const char *name, const arch_isa_if_t *isa);
 struct arch_register_t {
        const char                  *name;       /**< The name of the register. */
        const arch_register_class_t *reg_class;  /**< The class of the register */
-       unsigned                     index;      /**< The index of the register in
+       unsigned short               index;      /**< The index of the register in
                                                      the class. */
+       unsigned short               global_index;
        arch_register_type_t         type;       /**< The type of the register. */
        /** register constraint allowing just this register */
        const arch_register_req_t   *single_req;
@@ -623,6 +624,8 @@ struct arch_isa_if_t {
  */
 struct arch_env_t {
        const arch_isa_if_t   *impl;
+       unsigned               n_registers;      /**< number of registers */
+       const arch_register_t *registers;        /**< register array */
        const arch_register_t *sp;               /**< The stack pointer register. */
        const arch_register_t *bp;               /**< The base pointer register. */
        const arch_register_class_t *link_class; /**< The static link pointer
@@ -634,8 +637,8 @@ struct arch_env_t {
        int                    spill_cost;       /**< cost for a be_Spill node */
        int                    reload_cost;      /**< cost for a be_Reload node */
        bool                   custom_abi : 1;   /**< backend does all abi handling
-                                                     and does not need the generic stuff
-                                                     from beabi.h/.c */
+                                                     and does not need the generic
+                                                     stuff from beabi.h/.c */
 };
 
 static inline unsigned arch_irn_get_n_outs(const ir_node *node)