104 line
No EOL
2.8 KiB
C++
104 line
No EOL
2.8 KiB
C++
/*
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* Copyright (c) 2020 Raspberry Pi (Trading) Ltd.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef _OUTPUT_FORMAT_H
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#define _OUTPUT_FORMAT_H
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#include <vector>
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#include <map>
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#include <string>
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#include <memory>
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typedef unsigned int uint;
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// can't use optional because we want to support older compilers
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template<typename T>
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struct simple_optional {
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T value;
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T default_value;
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bool specified;
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simple_optional() : default_value(), specified(false) {}
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simple_optional(const T &value) : value(value), specified(true) {}
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simple_optional<T> &operator=(const T &v) {
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value = v;
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specified = true;
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return *this;
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}
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operator bool() = delete; // confusing
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const T &get() const { return specified ? value : default_value; }
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bool is_specified() const { return specified; }
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static simple_optional<T> with_default(const T &default_value) {
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simple_optional<T> rc;
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rc.default_value = default_value;
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return rc;
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}
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};
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typedef simple_optional<int> optional_int;
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typedef simple_optional<bool> optional_bool;
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struct compiled_source {
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struct symbol {
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std::string name;
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int value;
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bool is_label;
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symbol(std::string name, int value, bool is_label) : name(std::move(name)), value(value), is_label(is_label) {}
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};
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struct program {
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std::string name;
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optional_int origin = optional_int::with_default(-1);
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optional_int sideset_bits_including_opt;
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bool sideset_opt = false;
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bool sideset_pindirs = false;
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int wrap;
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int wrap_target;
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std::vector<uint> instructions;
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std::vector<symbol> symbols; // public only
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std::map<std::string, std::vector<std::string>> code_blocks;
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std::map<std::string, std::vector<std::pair<std::string,std::string>>> lang_opts;
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// todo can't have wrap at -1
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program(std::string name) : name(std::move(name)) {}
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};
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std::vector<symbol> global_symbols; // public only
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std::vector<program> programs;
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};
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struct output_format {
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static std::string default_name;
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std::string name;
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static void add(output_format *lang) {
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all().push_back(std::shared_ptr<output_format>(lang));
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}
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virtual int output(std::string destination, std::vector<std::string> output_options,
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const compiled_source &source) = 0;
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virtual std::string get_description() = 0;
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FILE *open_single_output(std::string destination);
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virtual ~output_format() = default;
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static std::vector<std::shared_ptr<output_format>>& all() {
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static std::vector<std::shared_ptr<output_format>> output_formats;
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return output_formats;
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}
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protected:
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output_format(std::string name) : name(std::move(name)) {}
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};
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#endif |