From 6c8cd11dad10587e5dde9ab7706384927b961bb6 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Thu, 16 Apr 2015 22:07:29 +0200 Subject: Completely refactor code generation --- src/output_common.hpp | 95 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 95 insertions(+) create mode 100644 src/output_common.hpp (limited to 'src/output_common.hpp') diff --git a/src/output_common.hpp b/src/output_common.hpp new file mode 100644 index 0000000..bbab97b --- /dev/null +++ b/src/output_common.hpp @@ -0,0 +1,95 @@ +/* + Copyright (c) 2015, Matthias Schiffer + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + 1. Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + 2. Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + + +#pragma once + +#include "generator.hpp" +#include "codegen.hpp" + + +namespace solar { + +class output_common_t { +private: + const generator_t *generator; + + std::string prefix; + std::string token_prefix; + + std::map tokens; + std::map symbol_values; + +protected: + std::string prefixed(const std::string &str) const { + return (prefix + str); + } + + std::string symbol_case(const symbol_t &sym) const; + + std::string symbol_value(const symbol_t &sym) const { + return symbol_values.at(sym); + } + + const generator_t * get_generator() const { + return generator; + } + + const std::map & get_tokens() const { + return tokens; + } + + codegen_t::function_t sig_alloc() const { + codegen_t::function_t sig(prefixed("context_t *"), prefixed("alloc")); + sig.add_arg("void *(*alloc_func)(size_t)", "alloc_func", true); + + return sig; + } + + codegen_t::function_t sig_free() const { + codegen_t::function_t sig("void", prefixed("free")); + sig.add_arg(prefixed("context_t *"), "parser"); + sig.add_arg("void (*free_func)(void *)", "free_func", true); + + return sig; + } + + codegen_t::function_t sig_push() const { + codegen_t::function_t sig("int", prefixed("push")); + sig.add_arg(prefixed("context_t *"), "parser"); + sig.add_arg("int", "token"); + sig.add_arg("const " + prefixed("token_value_t *"), "value"); + + for (const auto &arg : generator->get_grammar().extra_args) + sig.add_arg(arg); + + return sig; + } + +public: + output_common_t(const generator_t *generator0, const std::string &prefix0, const std::string &token_prefix0); +}; + +} -- cgit v1.2.3