| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/C/Linux/arch/loongarch/include/asm/ (Open Source Betriebssystem Version 6.17.9©) Datei vom 24.10.2025 mit Größe 999 B |
|
Quelle orc_lookup.h Sprache: C |
|||||||||||||||
|
/* SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef _ORC_LOOKUP_H #define _ORC_LOOKUP_H /* * This is a lookup table for speeding up access to the .orc_unwind table. * Given an input address offset, the corresponding lookup table entry * specifies a subset of the .orc_unwind table to search. * * Each block represents the end of the previous range and the start of the * next range. An extra block is added to give the last range an end. * * The block size should be a power of 2 to avoid a costly 'div' instruction. * * A block size of 256 was chosen because it roughly doubles unwinder * performance while only adding ~5% to the ORC data footprint. */ #define LOOKUP_BLOCK_ORDER 8 #define LOOKUP_BLOCK_SIZE (1 << LOOKUP_BLOCK_ORDER) #ifndef LINKER_SCRIPT extern unsigned int orc_lookup[]; extern unsigned int orc_lookup_end[]; #define LOOKUP_START_IP (unsigned long)_stext #define LOOKUP_STOP_IP (unsigned long)_etext #endif /* LINKER_SCRIPT */ #endif /* _ORC_LOOKUP_H */
¤ Dauer der Verarbeitung: 0.12 Sekunden (vorverarbeitet) ¤*© Formatika GbR, Deutschland |
|
||||||||||||||
2026-04-06