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uclibc-ng
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libc
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sysdeps
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linux
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arm
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setjmp.S

setjmp.S 1.9 KB
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  1. /* setjmp for ARM.
    2. 

  2.    Copyright (C) 1997, 1998 Free Software Foundation, Inc.
    3. 

  3.    This file is part of the GNU C Library.
    4. 

  4. 

  5.    The GNU C Library is free software; you can redistribute it and/or
    6. 

  6.    modify it under the terms of the GNU Lesser General Public
    7. 

  7.    License as published by the Free Software Foundation; either
    8. 

  8.    version 2.1 of the License, or (at your option) any later version.
    9. 

  9. 

  10.    The GNU C Library is distributed in the hope that it will be useful,
    11. 

  11.    but WITHOUT ANY WARRANTY; without even the implied warranty of
    12. 

  12.    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13. 

  13.    Lesser General Public License for more details.
    14. 

  14. 

  15.    You should have received a copy of the GNU Lesser General Public
    16. 

  16.    License along with the GNU C Library; if not, write to the Free
    17. 

  17.    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
    18. 

  18.    02111-1307 USA.  */
    19. 

  19. 

  20. #include <features.h>
    21. 

  21. #define _SETJMP_H
    22. 

  22. #define _ASM
    23. 

  23. #include <bits/setjmp.h>
    24. 

  24. 

  25. .global __sigsetjmp
    26. 

  26. .type __sigsetjmp,%function
    27. 

  27. .align 4
    28. 

  28. __sigsetjmp:
    29. 

  29. 	/* Save registers */
    30. 

  30. #if defined __UCLIBC_HAS_FLOATS__ && ! defined __UCLIBC_HAS_SOFT_FLOAT__
    31. 

  31. # ifdef __MAVERICK__
    32. 

  32. 	cfstrd	mvd4,  [r0], #8 ; nop
    33. 

  33. 	cfstrd	mvd5,  [r0], #8 ; nop
    34. 

  34. 	cfstrd	mvd6,  [r0], #8 ; nop
    35. 

  35. 	cfstrd	mvd7,  [r0], #8 ; nop
    36. 

  36. 	cfstrd	mvd8,  [r0], #8 ; nop
    37. 

  37. 	cfstrd	mvd9,  [r0], #8 ; nop
    38. 

  38. 	cfstrd	mvd10, [r0], #8 ; nop
    39. 

  39. 	cfstrd	mvd11, [r0], #8 ; nop
    40. 

  40. 	cfstrd	mvd12, [r0], #8 ; nop
    41. 

  41. 	cfstrd	mvd13, [r0], #8 ; nop
    42. 

  42. 	cfstrd	mvd14, [r0], #8 ; nop
    43. 

  43. 	cfstrd	mvd15, [r0], #8
    44. 

  44. # else
    45. 

  45. 	sfmea   f4, 4, [r0]!
    46. 

  46. # endif
    47. 

  47. #else
    48. 

  48. # ifdef __MAVERICK__
    49. 

  49. 	add     r0, r0, #96		/* skip the FP registers */
    50. 

  50. # else
    51. 

  51. 	add     r0, r0, #48		/* skip the FP registers */
    52. 

  52. # endif
    53. 

  53. #endif
    54. 

  54. 	stmia   r0, {v1-v6, sl, fp, sp, lr}
    55. 

  55. 

  56. 	/* Restore pointer to jmp_buf */
    57. 

  57. #ifdef __MAVERICK__
    58. 

  58. 	sub     r0, r0, #96
    59. 

  59. #else
    60. 

  60. 	sub     r0, r0, #48
    61. 

  61. #endif
    62. 

  62. 

  63. 	/* Make a tail call to __sigjmp_save; it takes the same args.  */
    64. 

  64. #ifdef __PIC__
    65. 

  65. 	B	__sigjmp_save(PLT)
    66. 

  66. #else
    67. 

  67. 	B	__sigjmp_save
    68. 

  68. #endif
    69. 

  69. 

  70. .size __sigsetjmp,.-__sigsetjmp
    71.