1 files changed, 62 insertions, 0 deletions
diff --git a/gcc/rust/backend/rust-compile-fnparam.cc b/gcc/rust/backend/rust-compile-fnparam.cc
new file mode 100644
index 0000000..b1b5523
--- /dev/null
+++ b/gcc/rust/backend/rust-compile-fnparam.cc
@@ -0,0 +1,62 @@
+// Copyright (C) 2020-2022 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/>.
+
+#include "rust-compile-fnparam.h"
+#include "rust-compile-pattern.h"
+
+#include "gimple-expr.h"
+
+namespace Rust {
+namespace Compile {
+
+void
+CompileFnParam::visit (HIR::StructPattern &pattern)
+{
+  // generate the anon param
+  tree tmp_ident = create_tmp_var_name ("RSTPRM");
+  std::string cpp_str_identifier = std::string (IDENTIFIER_POINTER (tmp_ident));
+
+  decl_type = ctx->get_backend ()->immutable_type (decl_type);
+  compiled_param
+    = ctx->get_backend ()->parameter_variable (fndecl, cpp_str_identifier,
+					       decl_type, locus);
+
+  // setup the pattern bindings
+  tree anon_param = ctx->get_backend ()->var_expression (compiled_param, locus);
+  CompilePatternBindings::Compile (&pattern, anon_param, ctx);
+}
+
+void
+CompileFnParam::visit (HIR::TupleStructPattern &pattern)
+{
+  // generate the anon param
+  tree tmp_ident = create_tmp_var_name ("RSTPRM");
+  std::string cpp_str_identifier = std::string (IDENTIFIER_POINTER (tmp_ident));
+
+  decl_type = ctx->get_backend ()->immutable_type (decl_type);
+  compiled_param
+    = ctx->get_backend ()->parameter_variable (fndecl, cpp_str_identifier,
+					       decl_type, locus);
+
+  // setup the pattern bindings
+  tree anon_param = ctx->get_backend ()->var_expression (compiled_param, locus);
+  CompilePatternBindings::Compile (&pattern, anon_param, ctx);
+}
+
+} // namespace Compile
+} // namespace Rust