1 files changed, 55 insertions, 0 deletions
diff --git a/gcc/dwarf2ctf.h b/gcc/dwarf2ctf.h
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+/* dwarf2ctf.h - DWARF interface for CTF/BTF generation.
+   Copyright (C) 2021 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/>.  */
+
+/* This file contains declarations and prototypes to define an interface
+   between DWARF and CTF/BTF generation.  */
+
+#ifndef GCC_DWARF2CTF_H
+#define GCC_DWARF2CTF_H 1
+
+#include "dwarf2out.h"
+#include "flags.h"
+
+/* Debug Format Interface.  Used in dwarf2out.c.  */
+
+extern void ctf_debug_init (void);
+extern void ctf_debug_init_postprocess (bool);
+extern bool ctf_do_die (dw_die_ref);
+extern void ctf_debug_early_finish (const char *);
+extern void ctf_debug_finish (const char *);
+
+/* Wrappers for CTF/BTF to fetch information from GCC DWARF DIE.  Used in
+   ctfc.c.
+
+   A CTF container does not store all debug information internally.  Some of
+   the info is fetched indirectly via the DIE reference available in each CTF
+   container entry.
+
+   These functions will be used by the CTF container to give access to its
+   consumers (CTF/BTF) to various debug information available in DWARF DIE.
+   Direct access to debug information in GCC dwarf structures by the consumers
+   of CTF/BTF information is not ideal.  */
+
+/* Source location information.  */
+
+extern const char * ctf_get_die_loc_file (dw_die_ref);
+extern unsigned int ctf_get_die_loc_line (dw_die_ref);
+extern unsigned int ctf_get_die_loc_col (dw_die_ref);
+
+#endif /* GCC_DWARF2CTF_H */