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/* Communication between the Local Register Allocator (LRA) and
the rest of the compiler.
Copyright (C) 2010-2019 Free Software Foundation, Inc.
Contributed by Vladimir Makarov <vmakarov@redhat.com>.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_LRA_H
#define GCC_LRA_H
extern bool lra_simple_p;
/* Return the allocno reg class of REGNO. If it is a reload pseudo,
the pseudo should finally get hard register of the allocno
class. */
static inline enum reg_class
lra_get_allocno_class (int regno)
{
resize_reg_info ();
return reg_allocno_class (regno);
}
extern rtx lra_create_new_reg (machine_mode, rtx, enum reg_class,
const char *);
extern rtx lra_eliminate_regs (rtx, machine_mode, rtx);
extern void lra (FILE *);
extern void lra_init_once (void);
extern void lra_finish_once (void);
#endif /* GCC_LRA_H */
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