/* Common subexpression elimination for GNU compiler.
- Copyright (C) 1987-2014 Free Software Foundation, Inc.
+ Copyright (C) 1987-2015 Free Software Foundation, Inc.
This file is part of GCC.
#define GCC_CSELIB_H
/* Describe a value. */
-struct cselib_val {
+struct cselib_val
+{
/* The hash value. */
unsigned int hash;
struct elt_list *addr_list;
struct cselib_val *next_containing_mem;
+
+ /* Pool allocation new operator. */
+ inline void *operator new (size_t)
+ {
+ return pool.allocate ();
+ }
+
+ /* Delete operator utilizing pool allocation. */
+ inline void operator delete (void *ptr)
+ {
+ pool.remove ((cselib_val *) ptr);
+ }
+
+ /* Memory allocation pool. */
+ static pool_allocator<cselib_val> pool;
};
/* A list of rtl expressions that hold the same value. */
rtx loc;
/* The insn that made the equivalence. */
rtx_insn *setting_insn;
+
+ /* Pool allocation new operator. */
+ inline void *operator new (size_t)
+ {
+ return pool.allocate ();
+ }
+
+ /* Delete operator utilizing pool allocation. */
+ inline void operator delete (void *ptr)
+ {
+ pool.remove ((elt_loc_list *) ptr);
+ }
+
+ /* Memory allocation pool. */
+ static pool_allocator<elt_loc_list> pool;
};
/* Describe a single set that is part of an insn. */
extern void cselib_clear_table (void);
extern void cselib_finish (void);
extern void cselib_process_insn (rtx_insn *);
-extern bool fp_setter_insn (rtx);
+extern bool fp_setter_insn (rtx_insn *);
extern machine_mode cselib_reg_set_mode (const_rtx);
extern int rtx_equal_for_cselib_p (rtx, rtx);
extern int references_value_p (const_rtx, int);