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arch
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arm
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include
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asm
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assembler.h

assembler.h 1.5 KB
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  1. /*
    2. 

  2.  *  arch/arm/include/asm/assembler.h
    3. 

  3.  *
    4. 

  4.  *  Copyright (C) 1996-2000 Russell King
    5. 

  5.  *
    6. 

  6.  * This program is free software; you can redistribute it and/or modify
    7. 

  7.  * it under the terms of the GNU General Public License version 2 as
    8. 

  8.  * published by the Free Software Foundation.
    9. 

  9.  *
    10. 

  10.  *  This file contains arm architecture specific defines
    11. 

  11.  *  for the different processors.
    12. 

  12.  *
    13. 

  13.  *  Do not include any C declarations in this file - it is included by
    14. 

  14.  *  assembler source.
    15. 

  15.  */
    16. 

  16. 

  17. /*
    18. 

  18.  * Endian independent macros for shifting bytes within registers.
    19. 

  19.  */
    20. 

  20. #ifndef __ARMEB__
    21. 

  21. #define pull		lsr
    22. 

  22. #define push		lsl
    23. 

  23. #define get_byte_0	lsl #0
    24. 

  24. #define get_byte_1	lsr #8
    25. 

  25. #define get_byte_2	lsr #16
    26. 

  26. #define get_byte_3	lsr #24
    27. 

  27. #define put_byte_0	lsl #0
    28. 

  28. #define put_byte_1	lsl #8
    29. 

  29. #define put_byte_2	lsl #16
    30. 

  30. #define put_byte_3	lsl #24
    31. 

  31. #else
    32. 

  32. #define pull		lsl
    33. 

  33. #define push		lsr
    34. 

  34. #define get_byte_0	lsr #24
    35. 

  35. #define get_byte_1	lsr #16
    36. 

  36. #define get_byte_2	lsr #8
    37. 

  37. #define get_byte_3      lsl #0
    38. 

  38. #define put_byte_0	lsl #24
    39. 

  39. #define put_byte_1	lsl #16
    40. 

  40. #define put_byte_2	lsl #8
    41. 

  41. #define put_byte_3      lsl #0
    42. 

  42. #endif
    43. 

  43. 

  44. /*
    45. 

  45.  * Data preload for architectures that support it
    46. 

  46.  */
    47. 

  47. #if defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \
    48. 

  48. 	defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \
    49. 

  49. 	defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || \
    50. 

  50. 	defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_7A__) || \
    51. 

  51. 	defined(__ARM_ARCH_7R__)
    52. 

  52. #define PLD(code...)	code
    53. 

  53. #else
    54. 

  54. #define PLD(code...)
    55. 

  55. #endif
    56. 

  56. 

  57. /*
    58. 

  58.  * Cache alligned
    59. 

  59.  */
    60. 

  60. #define CALGN(code...) code
    61.