Implemented project structure

xpack-riscv-none-elf-gcc-13.4.0-1/lib/gcc/riscv-none-elf/13.4.0/plugin/include/cfgcleanup.h

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+/* Control flow optimization header file.
+   Copyright (C) 2014-2023 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_CFGCLEANUP_H
+#define GCC_CFGCLEANUP_H
+
+enum replace_direction { dir_none, dir_forward, dir_backward, dir_both };
+
+extern int flow_find_cross_jump (basic_block, basic_block, rtx_insn **,
+				 rtx_insn **, enum replace_direction*);
+extern int flow_find_head_matching_sequence (basic_block, basic_block,
+					     rtx_insn **, rtx_insn **, int);
+extern bool delete_unreachable_blocks (void);
+extern void delete_dead_jumptables (void);
+extern bool cleanup_cfg (int);
+extern bool bb_is_just_return (basic_block, rtx_insn **, rtx_insn **);
+
+#endif /* GCC_CFGCLEANUP_H */