__longjmp.S 2.5 KB

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  1. /* longjmp for PowerPC.
  2. Copyright (C) 1995, 1996, 1997, 1999, 2000 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, write to the Free
  14. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  15. 02111-1307 USA. */
  16. #include <features.h>
  17. #include "ppc_asm.h"
  18. #define _ASM
  19. #define _SETJMP_H
  20. #include <bits/setjmp.h>
  21. #if defined __UCLIBC_HAS_FLOATS__ && ! defined __UCLIBC_HAS_SOFT_FLOAT__
  22. #define FP(x...) x
  23. #else
  24. #define FP(x...)
  25. #endif
  26. .globl __longjmp;
  27. .type __longjmp, @function;
  28. .align 2;
  29. __longjmp:
  30. lwz r1,(JB_GPR1*4)(r3)
  31. lwz r2,(JB_GPR2*4)(r3)
  32. lwz r0,(JB_LR*4)(r3)
  33. lwz r14,((JB_GPRS+0)*4)(r3)
  34. FP( lfd fp14,((JB_FPRS+0*2)*4)(r3))
  35. lwz r15,((JB_GPRS+1)*4)(r3)
  36. FP( lfd fp15,((JB_FPRS+1*2)*4)(r3))
  37. lwz r16,((JB_GPRS+2)*4)(r3)
  38. FP( lfd fp16,((JB_FPRS+2*2)*4)(r3))
  39. lwz r17,((JB_GPRS+3)*4)(r3)
  40. FP( lfd fp17,((JB_FPRS+3*2)*4)(r3))
  41. lwz r18,((JB_GPRS+4)*4)(r3)
  42. FP( lfd fp18,((JB_FPRS+4*2)*4)(r3))
  43. lwz r19,((JB_GPRS+5)*4)(r3)
  44. FP( lfd fp19,((JB_FPRS+5*2)*4)(r3))
  45. lwz r20,((JB_GPRS+6)*4)(r3)
  46. FP( lfd fp20,((JB_FPRS+6*2)*4)(r3))
  47. mtlr r0
  48. lwz r21,((JB_GPRS+7)*4)(r3)
  49. FP( lfd fp21,((JB_FPRS+7*2)*4)(r3))
  50. lwz r22,((JB_GPRS+8)*4)(r3)
  51. FP( lfd fp22,((JB_FPRS+8*2)*4)(r3))
  52. lwz r0,(JB_CR*4)(r3)
  53. lwz r23,((JB_GPRS+9)*4)(r3)
  54. FP( lfd fp23,((JB_FPRS+9*2)*4)(r3))
  55. lwz r24,((JB_GPRS+10)*4)(r3)
  56. FP( lfd fp24,((JB_FPRS+10*2)*4)(r3))
  57. lwz r25,((JB_GPRS+11)*4)(r3)
  58. FP( lfd fp25,((JB_FPRS+11*2)*4)(r3))
  59. mtcrf 0xFF,r0
  60. lwz r26,((JB_GPRS+12)*4)(r3)
  61. FP( lfd fp26,((JB_FPRS+12*2)*4)(r3))
  62. lwz r27,((JB_GPRS+13)*4)(r3)
  63. FP( lfd fp27,((JB_FPRS+13*2)*4)(r3))
  64. lwz r28,((JB_GPRS+14)*4)(r3)
  65. FP( lfd fp28,((JB_FPRS+14*2)*4)(r3))
  66. lwz r29,((JB_GPRS+15)*4)(r3)
  67. FP( lfd fp29,((JB_FPRS+15*2)*4)(r3))
  68. lwz r30,((JB_GPRS+16)*4)(r3)
  69. FP( lfd fp30,((JB_FPRS+16*2)*4)(r3))
  70. lwz r31,((JB_GPRS+17)*4)(r3)
  71. FP( lfd fp31,((JB_FPRS+17*2)*4)(r3))
  72. mr r3,r4
  73. blr
  74. .size __longjmp,.-__longjmp
  75. libc_hidden_def(__longjmp)