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* [gcc/devel/rust/master] format-args: Add base for expanding FormatArgs nodes
@ 2024-05-07 16:22 Thomas Schwinge
0 siblings, 0 replies; only message in thread
From: Thomas Schwinge @ 2024-05-07 16:22 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:da10bf56cf11207877c3a552cffb472702d1b772
commit da10bf56cf11207877c3a552cffb472702d1b772
Author: Arthur Cohen <arthur.cohen@embecosm.com>
Date: Thu Feb 29 13:01:32 2024 +0100
format-args: Add base for expanding FormatArgs nodes
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.
Diff:
---
gcc/rust/Make-lang.in | 1 +
gcc/rust/expand/rust-expand-format-args.cc | 43 ++++++++++++++++++++++++++++++
gcc/rust/expand/rust-expand-format-args.h | 32 ++++++++++++++++++++++
gcc/rust/hir/rust-ast-lower-expr.cc | 4 ---
4 files changed, 76 insertions(+), 4 deletions(-)
diff --git a/gcc/rust/Make-lang.in b/gcc/rust/Make-lang.in
index 8a324c8c0792..8112b7cc3fb2 100644
--- a/gcc/rust/Make-lang.in
+++ b/gcc/rust/Make-lang.in
@@ -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
diff --git a/gcc/rust/expand/rust-expand-format-args.cc b/gcc/rust/expand/rust-expand-format-args.cc
new file mode 100644
index 000000000000..52249cb17e3d
--- /dev/null
+++ b/gcc/rust/expand/rust-expand-format-args.cc
@@ -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
diff --git a/gcc/rust/expand/rust-expand-format-args.h b/gcc/rust/expand/rust-expand-format-args.h
new file mode 100644
index 000000000000..1481f3605ed8
--- /dev/null
+++ b/gcc/rust/expand/rust-expand-format-args.h
@@ -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
diff --git a/gcc/rust/hir/rust-ast-lower-expr.cc b/gcc/rust/hir/rust-ast-lower-expr.cc
index 6944db9b9ccf..c414643bb915 100644
--- a/gcc/rust/hir/rust-ast-lower-expr.cc
+++ b/gcc/rust/hir/rust-ast-lower-expr.cc
@@ -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");
}
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