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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_COMPILE_ASM
      20              : #define RUST_COMPILE_ASM
      21              : 
      22              : #include "rust-compile-base.h"
      23              : #include "rust-hir-visitor.h"
      24              : 
      25              : namespace Rust {
      26              : namespace Compile {
      27              : 
      28           26 : class CompileAsm : private HIRCompileBase
      29              : {
      30              : private:
      31              :   // RELEVANT MEMBER FUNCTIONS
      32              : 
      33              :   // The limit is 5 because it stands for the 5 things that the C version of
      34              :   //  build_asm_expr accepts: string, output, input, clobber and label.
      35              :   // The function signature is
      36              :   //
      37              :   // tree
      38              :   // build_asm_expr (location_t loc, tree string, tree outputs, tree inputs,
      39              :   //            tree clobbers, tree labels, bool simple, bool is_inline)
      40              :   static const int ASM_TREE_ARRAY_LENGTH = 5;
      41              :   tree asm_build_stmt (location_t,
      42              :                        const std::array<tree, ASM_TREE_ARRAY_LENGTH> &);
      43              : 
      44              :   tree asm_construct_string_tree (HIR::InlineAsm &);
      45              :   tree asm_construct_outputs (HIR::InlineAsm &);
      46              :   tree asm_construct_inputs (HIR::InlineAsm &);
      47              :   tree asm_construct_clobber_tree (HIR::InlineAsm &);
      48              :   tree asm_construct_label_tree (HIR::InlineAsm &);
      49              : 
      50              : public:
      51              :   // WE WILL OPEN THIS UP WHEN WE WANT TO ADD A DEDICATED PASS OF HIR'S ASM
      52              :   // translation.
      53              :   // static tree Compile (HIR::Expr *expr, Context *ctx);
      54              : 
      55              :   CompileAsm (Context *ctx);
      56              : 
      57              :   tree tree_codegen_asm (HIR::InlineAsm &);
      58              : };
      59              : 
      60            2 : class CompileLlvmAsm : private HIRCompileBase
      61              : {
      62              : private:
      63              :   tree construct_operands (std::vector<HIR::LlvmOperand> operands);
      64              : 
      65              :   tree construct_clobbers (std::vector<AST::TupleClobber>);
      66              : 
      67              : public:
      68              :   CompileLlvmAsm (Context *ctx);
      69              : 
      70              :   tree tree_codegen_asm (HIR::LlvmInlineAsm &);
      71              : };
      72              : 
      73              : } // namespace Compile
      74              : } // namespace Rust
      75              : #endif // RUST_COMPILE_ASM