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Use std::variant for file stack nodes

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This commit is contained in:
Rangi42
2024-02-25 09:25:02 -05:00
committed by Sylvie
parent 4b2294292a
commit cf42d035f2
3 changed files with 95 additions and 79 deletions
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21
include/asm/fstack.hpp
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@@ -8,6 +8,7 @@
#include <stdint.h>
#include <stdio.h>
#include <string>
#include <variant>
#include <vector>
#include "asm/lexer.hpp"
@@ -23,16 +24,18 @@ struct FileStackNode {
uint32_t ID; // Set only if referenced: ID within the object file, -1 if not output yet
enum FileStackNodeType type;
};
std::variant<
std::monostate, // Default constructed; `.type` and `.data` must be set manually
std::vector<uint32_t>, // NODE_REPT
std::string // NODE_FILE, NODE_MACRO
> data;
struct FileStackReptNode { // NODE_REPT
struct FileStackNode node;
std::vector<uint32_t> iters; // REPT iteration counts since last named node, in reverse depth order
};
struct FileStackNamedNode { // NODE_FILE, NODE_MACRO
struct FileStackNode node;
std::string name; // File name for files, file::macro name for macros
// REPT iteration counts since last named node, in reverse depth order
std::vector<uint32_t> &iters();
std::vector<uint32_t> const &iters() const;
// File name for files, file::macro name for macros
std::string &name();
std::string const &name() const;
};
#define DEFAULT_MAX_DEPTH 64