| Matthias Weisser | d8834a1 | 2011-03-10 21:36:32 +0000 | [diff] [blame] | 1 | /* |
| 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 |