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4d950fa5df
Add Span representation in libproc_macro cpp part of the library. Integrate spans to existing types. gcc/rust/ChangeLog: * util/rust-token-converter.cc (convert): Update call to constructors with location information. (handle_suffix): Convert token locus to a Span and use it in the literal. libgrust/ChangeLog: * libproc_macro/Makefile.am: Add span.cc * libproc_macro/Makefile.in: Regenerate. * libproc_macro/span.cc: New file. * libproc_macro/span.h: New file. * libproc_macro/group.cc (Group::make_group): Add span argument. * libproc_macro/group.h (GROUP_H): Add include directive for spans. * libproc_macro/ident.cc (Ident__new): Add span argument. (Ident__new_raw): Likewise. (Ident::make_ident): Likewise. * libproc_macro/ident.h (Ident__new): Likewise. (Ident__new_raw): Likewise. * libproc_macro/literal.cc (Literal::clone): Clone the span. (Literal::make_literal): Add span argument. (Literal::make_u8): Likewise. (Literal::make_u16): Likewise. (Literal::make_u32): Likewise. (Literal::make_u64): Likewise. (Literal::make_i8): Likewise. (Literal::make_i16): Likewise. (Literal::make_i32): Likewise. (Literal::make_i64): Likewise. (Literal::make_string): Likewise. (Literal::make_byte_string): Likewise. (Literal::make_f32): Likewise. (Literal::make_f64): Likewise. (Literal::make_char): Likewise. (Literal::make_usize): Likewise. (Literal::make_isize): Likewise. * libproc_macro/literal.h (struct Literal): Add span to Literal structure. * libproc_macro/punct.cc (Punct::make_punct): Add span argument to punct constructor. * libproc_macro/punct.h (struct Punct): Add span to Punct structure. Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
88 lines
2.1 KiB
C++
88 lines
2.1 KiB
C++
// Copyright (C) 2023 Free Software Foundation, Inc.
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//
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// This file is part of the GNU Proc Macro Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 3, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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#include "ident.h"
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#include <cstring>
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namespace ProcMacro {
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extern "C" {
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Ident
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Ident__new (unsigned char *str, std::uint64_t len, Span span)
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{
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return Ident::make_ident (str, len, span);
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}
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Ident
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Ident__new_raw (unsigned char *str, std::uint64_t len, Span span)
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{
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return Ident::make_ident (str, len, span, true);
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}
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void
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Ident__drop (Ident *ident)
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{
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Ident::drop (ident);
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}
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Ident
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Ident__clone (const Ident *ident)
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{
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return ident->clone ();
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}
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}
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Ident
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Ident::clone () const
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{
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unsigned char *val = new unsigned char[this->len];
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std::memcpy (val, this->val, this->len);
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return {this->is_raw, val, this->len, this->span};
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}
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Ident
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Ident::make_ident (std::string str, Span span, bool raw)
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{
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return Ident::make_ident (reinterpret_cast<const unsigned char *> (
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str.c_str ()),
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str.length (), span, raw);
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}
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Ident
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Ident::make_ident (const unsigned char *str, std::uint64_t len, Span span,
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bool raw)
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{
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unsigned char *val = new unsigned char[len];
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std::memcpy (val, str, len);
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return {raw, val, len, span};
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}
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void
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Ident::drop (Ident *ident)
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{
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delete[] ident->val;
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ident->len = 0;
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}
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} // namespace ProcMacro
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