[thirdparty/gcc.git] / gcc / shrink-wrap.h

/* Shrink-wrapping related functions.
   Copyright (C) 1989-2024 Free Software Foundation, Inc.

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_SHRINK_WRAP_H
#define GCC_SHRINK_WRAP_H

#include "function.h"

/* In shrink-wrap.cc.  */
extern bool requires_stack_frame_p (rtx_insn *, HARD_REG_SET, HARD_REG_SET);
extern void try_shrink_wrapping (edge *entry_edge, rtx_insn *prologue_seq);
extern void try_shrink_wrapping_separate (basic_block first_bb);
extern bool use_shrink_wrapping_separate (void);
#define SHRINK_WRAPPING_ENABLED \
  (flag_shrink_wrap && targetm.have_simple_return ())

#endif  /* GCC_SHRINK_WRAP_H  */
Commit	Line	Data
e974b93b	1	/* Shrink-wrapping related functions.
a945c346	2	Copyright (C) 1989-2024 Free Software Foundation, Inc.
f30e25a3 ZC	3
	4	This file is part of GCC.
	5
	6	GCC is free software; you can redistribute it and/or modify it under
	7	the terms of the GNU General Public License as published by the Free
	8	Software Foundation; either version 3, or (at your option) any later
	9	version.
	10
	11	GCC is distributed in the hope that it will be useful, but WITHOUT ANY
	12	WARRANTY; without even the implied warranty of MERCHANTABILITY or
	13	FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
	14	for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with GCC; see the file COPYING3. If not see
	18	<http://www.gnu.org/licenses/>. */
	19
	20	#ifndef GCC_SHRINK_WRAP_H
	21	#define GCC_SHRINK_WRAP_H
	22
83685514	23	#include "function.h"
f30e25a3	24
e53b6e56	25	/* In shrink-wrap.cc. */
2eba0ed5	26	extern bool requires_stack_frame_p (rtx_insn *, HARD_REG_SET, HARD_REG_SET);
33fec8d5	27	extern void try_shrink_wrapping (edge entry_edge, rtx_insn prologue_seq);
c997869f	28	extern void try_shrink_wrapping_separate (basic_block first_bb);
66d89a43	29	extern bool use_shrink_wrapping_separate (void);
4bccb39e RS	30	#define SHRINK_WRAPPING_ENABLED \
4bccb39e RS	31	(flag_shrink_wrap && targetm.have_simple_return ())
f30e25a3 ZC	32
	33	#endif /* GCC_SHRINK_WRAP_H */
	34
	35