stmt.h

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/* Declarations and data structures for stmt.cc.
   Copyright (C) 2013-2026 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_STMT_H
#define GCC_STMT_H
 
class gimplify_reg_info;
 
extern void expand_label (tree);
extern bool parse_output_constraint (const char **, int, int, int,
                                     bool *, bool *, bool *,
                                     gimplify_reg_info *);
extern bool parse_input_constraint (const char **, int, int, int, int,
                                    const char * const *, bool *, bool *,
                                    gimplify_reg_info *);
extern int decode_hard_reg_constraint (const char *);
extern tree resolve_asm_operand_names (tree, tree, tree, tree);
#ifdef HARD_CONST
/* Silly ifdef to avoid having all includers depend on hard-reg-set.h.  */
extern tree tree_overlaps_hard_reg_set (tree, HARD_REG_SET *);
#endif
 
/* Return the CODE_LABEL rtx for a LABEL_DECL, creating it if necessary.
   If label was deleted, the corresponding note
   (NOTE_INSN_DELETED{_DEBUG,}_LABEL) insn will be returned.  */
extern rtx_insn *label_rtx (tree);
 
/* As label_rtx, but additionally the label is placed on the forced label
   list of its containing function (i.e. it is treated as reachable even
   if how is not obvious).  */
extern rtx_insn *force_label_rtx (tree);
 
/* As label_rtx, but checks that label was not deleted.  */
extern rtx_code_label *jump_target_rtx (tree);
 
/* Expand a GIMPLE_SWITCH statement.  */
extern void expand_case (gswitch *);
 
/* Like expand_case but special-case for SJLJ exception dispatching.  */
extern void expand_sjlj_dispatch_table (rtx, vec<tree> );
 
#endif  // GCC_STMT_H