11bb92983SJerome Forissier /* SPDX-License-Identifier: BSD-2-Clause */ 29fa130bfSJens Wiklander /* 39fa130bfSJens Wiklander * Copyright (c) 2015, Linaro Limited 49fa130bfSJens Wiklander */ 59fa130bfSJens Wiklander #ifndef KEEP_H 69fa130bfSJens Wiklander #define KEEP_H 79fa130bfSJens Wiklander 8d6e86abcSJerome Forissier #ifdef ASM 9d6e86abcSJerome Forissier 10d6e86abcSJerome Forissier .macro KEEP_PAGER sym 11d6e86abcSJerome Forissier .pushsection __keep_meta_vars_pager 12b5ca97ccSJens Wiklander .global ____keep_pager_\sym 13b5ca97ccSJens Wiklander ____keep_pager_\sym: 14d6e86abcSJerome Forissier .long \sym 15d6e86abcSJerome Forissier .popsection 16d6e86abcSJerome Forissier .endm 17d6e86abcSJerome Forissier 18d6e86abcSJerome Forissier .macro KEEP_INIT sym 19d6e86abcSJerome Forissier .pushsection __keep_meta_vars_init 20b5ca97ccSJens Wiklander .global ____keep_init_\sym 21b5ca97ccSJens Wiklander ____keep_init_\sym: 22d6e86abcSJerome Forissier .long \sym 23d6e86abcSJerome Forissier .popsection 24d6e86abcSJerome Forissier .endm 25d6e86abcSJerome Forissier 26d6e86abcSJerome Forissier #else 27d6e86abcSJerome Forissier 289fa130bfSJens Wiklander #include <compiler.h> 299fa130bfSJens Wiklander 30*8d527cd6SJens Wiklander #define __KEEP_PAGER2(sym, file_id) \ 318727ab2eSJens Wiklander extern const unsigned long ____keep_pager_##sym; \ 32*8d527cd6SJens Wiklander const unsigned long ____keep_pager_##sym##_##file_id \ 339fa130bfSJens Wiklander __section("__keep_meta_vars_pager") = (unsigned long)&sym 349fa130bfSJens Wiklander 35*8d527cd6SJens Wiklander #define __KEEP_PAGER1(sym, file_id) __KEEP_PAGER2(sym, file_id) 36*8d527cd6SJens Wiklander #define KEEP_PAGER(sym) __KEEP_PAGER1(sym, __FILE_ID__) 37*8d527cd6SJens Wiklander 38*8d527cd6SJens Wiklander #define __KEEP_INIT2(sym, file_id) \ 39*8d527cd6SJens Wiklander extern const unsigned long ____keep_init_##sym##file_id; \ 40*8d527cd6SJens Wiklander const unsigned long ____keep_init_##sym##_##file_id \ 419fa130bfSJens Wiklander __section("__keep_meta_vars_init") = (unsigned long)&sym 429fa130bfSJens Wiklander 43*8d527cd6SJens Wiklander #define __KEEP_INIT1(sym, file_id) __KEEP_INIT2(sym, file_id) 44*8d527cd6SJens Wiklander #define KEEP_INIT(sym) __KEEP_INIT1(sym, __FILE_ID__) 45*8d527cd6SJens Wiklander 46d6e86abcSJerome Forissier #endif /* ASM */ 47d6e86abcSJerome Forissier 489fa130bfSJens Wiklander #endif /*KEEP_H*/ 49