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       1              : // Copyright (C) 2020-2026 Free Software Foundation, Inc.
       2              : 
       3              : // This file is part of GCC.
       4              : 
       5              : // GCC is free software; you can redistribute it and/or modify it under
       6              : // the terms of the GNU General Public License as published by the Free
       7              : // Software Foundation; either version 3, or (at your option) any later
       8              : // version.
       9              : 
      10              : // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11              : // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12              : // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13              : // for more details.
      14              : 
      15              : // You should have received a copy of the GNU General Public License
      16              : // along with GCC; see the file COPYING3.  If not see
      17              : // <http://www.gnu.org/licenses/>.
      18              : 
      19              : #ifndef RUST_BIR_DUMP_H
      20              : #define RUST_BIR_DUMP_H
      21              : 
      22              : #include "rust-system.h"
      23              : #include "rust-bir-place.h"
      24              : #include "rust-bir-visitor.h"
      25              : #include "rust-bir.h"
      26              : 
      27              : namespace Rust {
      28              : namespace BIR {
      29              : 
      30              : /** Prints the BIR to a stream in a format resembling rustc's MIR. */
      31              : class Dump : public Visitor
      32              : {
      33              :   std::ostream &stream;
      34              :   Function &func;
      35              :   const std::string &name;
      36              : 
      37              :   IndexVec<BasicBlockId, BasicBlockId> bb_fold_map;
      38              :   IndexVec<PlaceId, PlaceId> place_map;
      39              : 
      40              :   PlaceId statement_place = INVALID_PLACE;
      41              :   BasicBlockId statement_bb = INVALID_BB;
      42              :   bool bb_terminated = false;
      43              : 
      44              : public:
      45            0 :   Dump (std::ostream &os, Function &func, const std::string &name)
      46            0 :     : stream (os), func (func), name (name),
      47            0 :       bb_fold_map (func.basic_blocks.size ()), place_map (func.place_db.size ())
      48            0 :   {}
      49              :   void go (bool enable_simplify_cfg = false);
      50              : 
      51              : protected:
      52              :   void visit (const Statement &stmt) override;
      53              :   void visit_place (PlaceId place_id);
      54              :   void visit_move_place (PlaceId place_id);
      55              :   void visit (const BorrowExpr &expr) override;
      56              :   void visit_lifetime (PlaceId place_id);
      57              :   void visit (const InitializerExpr &expr) override;
      58              :   void visit (const CallExpr &expr) override;
      59              :   void visit (const Operator<1> &expr) override;
      60              :   void visit (const Operator<2> &expr) override;
      61              :   void visit (const Assignment &expr) override;
      62              :   void visit_scope (ScopeId id, size_t depth = 1);
      63              : 
      64              :   std::ostream &indent (size_t depth);
      65              : };
      66              : 
      67              : } // namespace BIR
      68              : } // namespace Rust
      69              : 
      70              : #endif // RUST_BIR_DUMP_H