1 files changed, 75 insertions, 0 deletions
diff --git a/gcc/rust/backend/rust-compile-asm.h b/gcc/rust/backend/rust-compile-asm.h
new file mode 100644
index 0000000..22be94a
--- /dev/null
+++ b/gcc/rust/backend/rust-compile-asm.h
@@ -0,0 +1,75 @@
+// Copyright (C) 2020-2024 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 RUST_COMPILE_ASM
+#define RUST_COMPILE_ASM
+
+#include "rust-compile-base.h"
+#include "rust-hir-visitor.h"
+
+namespace Rust {
+namespace Compile {
+
+class CompileAsm : private HIRCompileBase
+{
+private:
+  // RELEVANT MEMBER FUNCTIONS
+
+  // The limit is 5 because it stands for the 5 things that the C version of
+  //  build_asm_expr accepts: string, output, input, clobber and label.
+  // The function signature is
+  //
+  // tree
+  // build_asm_expr (location_t loc, tree string, tree outputs, tree inputs,
+  //		tree clobbers, tree labels, bool simple, bool is_inline)
+  static const int ASM_TREE_ARRAY_LENGTH = 5;
+  tree asm_build_stmt (location_t,
+		       const std::array<tree, ASM_TREE_ARRAY_LENGTH> &);
+
+  tree asm_construct_string_tree (HIR::InlineAsm &);
+  tree asm_construct_outputs (HIR::InlineAsm &);
+  tree asm_construct_inputs (HIR::InlineAsm &);
+  tree asm_construct_clobber_tree (HIR::InlineAsm &);
+  tree asm_construct_label_tree (HIR::InlineAsm &);
+
+public:
+  // WE WILL OPEN THIS UP WHEN WE WANT TO ADD A DEDICATED PASS OF HIR'S ASM
+  // translation.
+  // static tree Compile (HIR::Expr *expr, Context *ctx);
+
+  CompileAsm (Context *ctx);
+
+  tree tree_codegen_asm (HIR::InlineAsm &);
+};
+
+class CompileLlvmAsm : private HIRCompileBase
+{
+private:
+  tree construct_operands (std::vector<HIR::LlvmOperand> operands);
+
+  tree construct_clobbers (std::vector<AST::TupleClobber>);
+
+public:
+  CompileLlvmAsm (Context *ctx);
+
+  tree tree_codegen_asm (HIR::LlvmInlineAsm &);
+};
+
+} // namespace Compile
+} // namespace Rust
+#endif // RUST_COMPILE_ASM