blob: 5e4789b1452079fee12ff63c923ecdf9bcf17115 [file] [log] [blame]
Matthias Weisserd8834a12011-03-10 21:36:32 +00001/*
2 * arch/arm/include/asm/assembler.h
3 *
4 * Copyright (C) 1996-2000 Russell King
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This file contains arm architecture specific defines
11 * for the different processors.
12 *
13 * Do not include any C declarations in this file - it is included by
14 * assembler source.
15 */
16
17/*
18 * Endian independent macros for shifting bytes within registers.
19 */
20#ifndef __ARMEB__
21#define pull lsr
22#define push lsl
23#define get_byte_0 lsl #0
24#define get_byte_1 lsr #8
25#define get_byte_2 lsr #16
26#define get_byte_3 lsr #24
27#define put_byte_0 lsl #0
28#define put_byte_1 lsl #8
29#define put_byte_2 lsl #16
30#define put_byte_3 lsl #24
31#else
32#define pull lsl
33#define push lsr
34#define get_byte_0 lsr #24
35#define get_byte_1 lsr #16
36#define get_byte_2 lsr #8
37#define get_byte_3 lsl #0
38#define put_byte_0 lsl #24
39#define put_byte_1 lsl #16
40#define put_byte_2 lsl #8
41#define put_byte_3 lsl #0
42#endif
43
44/*
45 * Data preload for architectures that support it
46 */
47#if defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
48 defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \
49 defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || \
50 defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_7A__) || \
51 defined(__ARM_ARCH_7R__)
52#define PLD(code...) code
53#else
54#define PLD(code...)
55#endif
56
57/*
58 * Cache alligned
59 */
60#define CALGN(code...) code