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82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
/* SPDX-License-Identifier: MIT */
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// Contains some assembler-wide defines and externs
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#ifndef RGBDS_ASM_FSTACK_H
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#define RGBDS_ASM_FSTACK_H
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#include <stdint.h>
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#include <stdio.h>
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#include <string>
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#include <variant>
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#include <vector>
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#include "linkdefs.hpp"
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#include "asm/lexer.hpp"
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struct FileStackNode {
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FileStackNodeType type;
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std::variant<
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std::vector<uint32_t>, // NODE_REPT
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std::string // NODE_FILE, NODE_MACRO
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>
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data;
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FileStackNode *parent; // Pointer to parent node, for error reporting
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// Line at which the parent context was exited; meaningless for the root level
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uint32_t lineNo;
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// If referenced by a Symbol, Section, or Patch's `src`, don't `delete`!
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bool referenced = false;
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// Set only if referenced: ID within the object file, -1 if not output yet
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uint32_t ID = -1;
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// REPT iteration counts since last named node, in reverse depth order
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std::vector<uint32_t> &iters();
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std::vector<uint32_t> const &iters() const;
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// File name for files, file::macro name for macros
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std::string &name();
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std::string const &name() const;
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FileStackNode(FileStackNodeType type_, std::variant<std::vector<uint32_t>, std::string> data_)
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: type(type_), data(data_) {};
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void dump(uint32_t curLineNo) const;
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};
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#define DEFAULT_MAX_DEPTH 64
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extern size_t maxRecursionDepth;
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struct MacroArgs;
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void fstk_DumpCurrent();
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FileStackNode *fstk_GetFileStack();
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// The lifetime of the returned chars is until reaching the end of that file
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char const *fstk_GetFileName();
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void fstk_AddIncludePath(char const *s);
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void fstk_SetPreIncludeFile(char const *s);
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std::optional<std::string> fstk_FindFile(char const *path);
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bool yywrap();
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void fstk_RunInclude(char const *path);
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void fstk_RunMacro(char const *macroName, MacroArgs &args);
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void fstk_RunRept(uint32_t count, int32_t reptLineNo, char const *body, size_t size);
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void fstk_RunFor(
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char const *symName,
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int32_t start,
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int32_t stop,
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int32_t step,
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int32_t reptLineNo,
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char const *body,
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size_t size
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);
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void fstk_StopRept();
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bool fstk_Break();
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void fstk_NewRecursionDepth(size_t newDepth);
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void fstk_Init(char const *mainPath, size_t maxDepth);
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#endif // RGBDS_ASM_FSTACK_H
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