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36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* Shrink-wrapping related functions.
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Copyright (C) 1989-2024 Free Software Foundation, Inc.
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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_SHRINK_WRAP_H
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#define GCC_SHRINK_WRAP_H
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#include "function.h"
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/* In shrink-wrap.cc. */
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extern bool requires_stack_frame_p (rtx_insn *, HARD_REG_SET, HARD_REG_SET);
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extern void try_shrink_wrapping (edge *entry_edge, rtx_insn *prologue_seq);
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extern void try_shrink_wrapping_separate (basic_block first_bb);
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extern bool use_shrink_wrapping_separate (void);
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#define SHRINK_WRAPPING_ENABLED \
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(flag_shrink_wrap && targetm.have_simple_return ())
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#endif /* GCC_SHRINK_WRAP_H */
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