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gccrs: format-args: Add base for expanding FormatArgs nodes

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gcc/rust/ChangeLog:

	* Make-lang.in: Add new object.
	* hir/rust-ast-lower-expr.cc (ASTLoweringExpr::visit): Remove calls to
	FormatArgsLowering.
	* expand/rust-expand-format-args.cc: New file.
	* expand/rust-expand-format-args.h: New file.
This commit is contained in:
Arthur Cohen 2024-02-29 13:01:32 +01:00
parent f15d40d237
commit 5ed71ad2a2
4 changed files with 76 additions and 4 deletions
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1
gcc/rust/Make-lang.in
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@ -205,6 +205,7 @@ GRS_OBJS = \
rust/rust-unicode.o \
rust/rust-punycode.o \
rust/rust-lang-item.o \
rust/rust-expand-format-args.o \
$(END)
# removed object files from here

43
gcc/rust/expand/rust-expand-format-args.cc Normal file
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@ -0,0 +1,43 @@
// Copyright (C) 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/>.
#include "rust-expand-format-args.h"
#include "rust-builtin-ast-nodes.h"
namespace Rust {
tl::optional<AST::Fragment>
expand_format_args (AST::FormatArgs &fmt)
{
for (const auto &node : fmt.get_template ().get_pieces ())
{
switch (node.tag)
{
case Fmt::Piece::Tag::String:
// rust_debug ("[ARTHUR]: %s", node.string._0.c_str ());
case Fmt::Piece::Tag::NextArgument:
rust_debug ("[ARTHUR]: NextArgument");
break;
}
}
return tl::nullopt;
}
} // namespace Rust

32
gcc/rust/expand/rust-expand-format-args.h Normal file
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@ -0,0 +1,32 @@
// Copyright (C) 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_EXPAND_FORMAT_ARGS_H
#define RUST_EXPAND_FORMAT_ARGS_H
#include "optional.h"
#include "rust-ast-fragment.h"
namespace Rust {
tl::optional<AST::Fragment>
expand_format_args (AST::FormatArgs &fmt);
} // namespace Rust
#endif //! RUST_EXPAND_FORMAT_ARGS_H

4
gcc/rust/hir/rust-ast-lower-expr.cc
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@ -19,7 +19,6 @@
#include "rust-ast-lower-expr.h"
#include "rust-ast-lower-base.h"
#include "rust-ast-lower-block.h"
#include "rust-ast-lower-format-args.h"
#include "rust-ast-lower-struct-field-expr.h"
#include "rust-ast-lower-pattern.h"
#include "rust-ast-lower-type.h"
@ -824,9 +823,6 @@ ASTLoweringExpr::visit (AST::ClosureExprInnerTyped &expr)
void
ASTLoweringExpr::visit (AST::FormatArgs &fmt)
{
// Lowering FormatArgs is complex, and this file is already very long
translated = FormatArgsLowering ().go (fmt);
rust_sorry_at (fmt.get_locus (),
"FormatArgs lowering is not implemented yet");
}