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/* SPDX-License-Identifier: BSD-2-Clause */
/* Copyright 1996-2018 The NASM Authors - All Rights Reserved */
/*
* labels.h header file for labels.c
*/
#ifndef LABELS_H
#define LABELS_H
#include "compiler.h"
enum label_type {
LBL_none = -1, /* No label */
LBL_LOCAL = 0, /* Must be zero */
LBL_STATIC,
LBL_GLOBAL,
LBL_EXTERN,
LBL_REQUIRED, /* Like extern but emit even if unused */
LBL_COMMON,
LBL_SPECIAL, /* Magic symbols like ..start */
LBL_BACKEND /* Backend-defined symbols like ..got */
};
enum label_type lookup_label(const char *label, int32_t *segment, int64_t *offset);
static inline bool is_extern(enum label_type type)
{
return type == LBL_EXTERN || type == LBL_REQUIRED;
}
void define_label(const char *label, int32_t segment, int64_t offset,
bool normal);
void backend_label(const char *label, int32_t segment, int64_t offset);
bool declare_label(const char *label, enum label_type type,
const char *special);
void set_label_mangle(enum directive which, const char *what);
int init_labels(void);
void cleanup_labels(void);
const char *local_scope(const char *label);
extern uint64_t global_offset_changed;
#endif /* LABELS_H */
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