45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
/* Communication between the Local Register Allocator (LRA) and
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the rest of the compiler.
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Copyright (C) 2010-2017 Free Software Foundation, Inc.
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Contributed by Vladimir Makarov <vmakarov@redhat.com>.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GCC_LRA_H
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#define GCC_LRA_H
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extern bool lra_simple_p;
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/* Return the allocno reg class of REGNO. If it is a reload pseudo,
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the pseudo should finally get hard register of the allocno
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class. */
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static inline enum reg_class
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lra_get_allocno_class (int regno)
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{
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resize_reg_info ();
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return reg_allocno_class (regno);
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}
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extern rtx lra_create_new_reg (machine_mode, rtx, enum reg_class,
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const char *);
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extern rtx lra_eliminate_regs (rtx, machine_mode, rtx);
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extern void lra (FILE *);
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extern void lra_init_once (void);
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extern void lra_finish_once (void);
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#endif /* GCC_LRA_H */
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