crtresxgpr.S 3.5 KB

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  1. /*
  2. * Special support for eabi and SVR4
  3. *
  4. * Copyright (C) 1995-2022 Free Software Foundation, Inc.
  5. * Written By Michael Meissner
  6. * 64-bit support written by David Edelsohn
  7. *
  8. * This file is free software; you can redistribute it and/or modify it
  9. * under the terms of the GNU General Public License as published by the
  10. * Free Software Foundation; either version 3, or (at your option) any
  11. * later version.
  12. *
  13. * This file is distributed in the hope that it will be useful, but
  14. * WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  16. * General Public License for more details.
  17. *
  18. * Under Section 7 of GPL version 3, you are granted additional
  19. * permissions described in the GCC Runtime Library Exception, version
  20. * 3.1, as published by the Free Software Foundation.
  21. *
  22. * You should have received a copy of the GNU General Public License and
  23. * a copy of the GCC Runtime Library Exception along with this program;
  24. * see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
  25. * <http://www.gnu.org/licenses/>.
  26. */
  27. /* Do any initializations needed for the eabi environment */
  28. .section ".text"
  29. #include "ppc-asm.h"
  30. /* On PowerPC64 Linux, these functions are provided by the linker. */
  31. #ifndef __powerpc64__
  32. /* Routines for restoring integer registers, called by the compiler. */
  33. /* Called with r11 pointing to the stack header word of the caller of the */
  34. /* function, just beyond the end of the integer restore area. */
  35. CFI_STARTPROC
  36. CFI_DEF_CFA_REGISTER (11)
  37. CFI_OFFSET (65, 4)
  38. CFI_OFFSET (14, -72)
  39. CFI_OFFSET (15, -68)
  40. CFI_OFFSET (16, -64)
  41. CFI_OFFSET (17, -60)
  42. CFI_OFFSET (18, -56)
  43. CFI_OFFSET (19, -52)
  44. CFI_OFFSET (20, -48)
  45. CFI_OFFSET (21, -44)
  46. CFI_OFFSET (22, -40)
  47. CFI_OFFSET (23, -36)
  48. CFI_OFFSET (24, -32)
  49. CFI_OFFSET (25, -28)
  50. CFI_OFFSET (26, -24)
  51. CFI_OFFSET (27, -20)
  52. CFI_OFFSET (28, -16)
  53. CFI_OFFSET (29, -12)
  54. CFI_OFFSET (30, -8)
  55. CFI_OFFSET (31, -4)
  56. HIDDEN_FUNC(_restgpr_14_x) lwz 14,-72(11) /* restore gp registers */
  57. CFI_RESTORE (14)
  58. HIDDEN_FUNC(_restgpr_15_x) lwz 15,-68(11)
  59. CFI_RESTORE (15)
  60. HIDDEN_FUNC(_restgpr_16_x) lwz 16,-64(11)
  61. CFI_RESTORE (16)
  62. HIDDEN_FUNC(_restgpr_17_x) lwz 17,-60(11)
  63. CFI_RESTORE (17)
  64. HIDDEN_FUNC(_restgpr_18_x) lwz 18,-56(11)
  65. CFI_RESTORE (18)
  66. HIDDEN_FUNC(_restgpr_19_x) lwz 19,-52(11)
  67. CFI_RESTORE (19)
  68. HIDDEN_FUNC(_restgpr_20_x) lwz 20,-48(11)
  69. CFI_RESTORE (20)
  70. HIDDEN_FUNC(_restgpr_21_x) lwz 21,-44(11)
  71. CFI_RESTORE (21)
  72. HIDDEN_FUNC(_restgpr_22_x) lwz 22,-40(11)
  73. CFI_RESTORE (22)
  74. HIDDEN_FUNC(_restgpr_23_x) lwz 23,-36(11)
  75. CFI_RESTORE (23)
  76. HIDDEN_FUNC(_restgpr_24_x) lwz 24,-32(11)
  77. CFI_RESTORE (24)
  78. HIDDEN_FUNC(_restgpr_25_x) lwz 25,-28(11)
  79. CFI_RESTORE (25)
  80. HIDDEN_FUNC(_restgpr_26_x) lwz 26,-24(11)
  81. CFI_RESTORE (26)
  82. HIDDEN_FUNC(_restgpr_27_x) lwz 27,-20(11)
  83. CFI_RESTORE (27)
  84. HIDDEN_FUNC(_restgpr_28_x) lwz 28,-16(11)
  85. CFI_RESTORE (28)
  86. HIDDEN_FUNC(_restgpr_29_x) lwz 29,-12(11)
  87. CFI_RESTORE (29)
  88. HIDDEN_FUNC(_restgpr_30_x) lwz 30,-8(11)
  89. CFI_RESTORE (30)
  90. HIDDEN_FUNC(_restgpr_31_x) lwz 0,4(11)
  91. lwz 31,-4(11)
  92. CFI_RESTORE (31)
  93. mtlr 0
  94. CFI_RESTORE (65)
  95. mr 1,11
  96. CFI_DEF_CFA_REGISTER (1)
  97. blr
  98. FUNC_END(_restgpr_31_x)
  99. FUNC_END(_restgpr_30_x)
  100. FUNC_END(_restgpr_29_x)
  101. FUNC_END(_restgpr_28_x)
  102. FUNC_END(_restgpr_27_x)
  103. FUNC_END(_restgpr_26_x)
  104. FUNC_END(_restgpr_25_x)
  105. FUNC_END(_restgpr_24_x)
  106. FUNC_END(_restgpr_23_x)
  107. FUNC_END(_restgpr_22_x)
  108. FUNC_END(_restgpr_21_x)
  109. FUNC_END(_restgpr_20_x)
  110. FUNC_END(_restgpr_19_x)
  111. FUNC_END(_restgpr_18_x)
  112. FUNC_END(_restgpr_17_x)
  113. FUNC_END(_restgpr_16_x)
  114. FUNC_END(_restgpr_15_x)
  115. FUNC_END(_restgpr_14_x)
  116. CFI_ENDPROC
  117. #endif