gpr_asm.h 2.4 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596
  1. /*
  2. * Copyright 2016, Cyril Bur, IBM Corp.
  3. *
  4. * This program is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU General Public License
  6. * as published by the Free Software Foundation; either version
  7. * 2 of the License, or (at your option) any later version.
  8. */
  9. #ifndef _SELFTESTS_POWERPC_GPR_ASM_H
  10. #define _SELFTESTS_POWERPC_GPR_ASM_H
  11. #include "basic_asm.h"
  12. #define __PUSH_NVREGS(top_pos); \
  13. std r31,(top_pos)(%r1); \
  14. std r30,(top_pos - 8)(%r1); \
  15. std r29,(top_pos - 16)(%r1); \
  16. std r28,(top_pos - 24)(%r1); \
  17. std r27,(top_pos - 32)(%r1); \
  18. std r26,(top_pos - 40)(%r1); \
  19. std r25,(top_pos - 48)(%r1); \
  20. std r24,(top_pos - 56)(%r1); \
  21. std r23,(top_pos - 64)(%r1); \
  22. std r22,(top_pos - 72)(%r1); \
  23. std r21,(top_pos - 80)(%r1); \
  24. std r20,(top_pos - 88)(%r1); \
  25. std r19,(top_pos - 96)(%r1); \
  26. std r18,(top_pos - 104)(%r1); \
  27. std r17,(top_pos - 112)(%r1); \
  28. std r16,(top_pos - 120)(%r1); \
  29. std r15,(top_pos - 128)(%r1); \
  30. std r14,(top_pos - 136)(%r1)
  31. #define __POP_NVREGS(top_pos); \
  32. ld r31,(top_pos)(%r1); \
  33. ld r30,(top_pos - 8)(%r1); \
  34. ld r29,(top_pos - 16)(%r1); \
  35. ld r28,(top_pos - 24)(%r1); \
  36. ld r27,(top_pos - 32)(%r1); \
  37. ld r26,(top_pos - 40)(%r1); \
  38. ld r25,(top_pos - 48)(%r1); \
  39. ld r24,(top_pos - 56)(%r1); \
  40. ld r23,(top_pos - 64)(%r1); \
  41. ld r22,(top_pos - 72)(%r1); \
  42. ld r21,(top_pos - 80)(%r1); \
  43. ld r20,(top_pos - 88)(%r1); \
  44. ld r19,(top_pos - 96)(%r1); \
  45. ld r18,(top_pos - 104)(%r1); \
  46. ld r17,(top_pos - 112)(%r1); \
  47. ld r16,(top_pos - 120)(%r1); \
  48. ld r15,(top_pos - 128)(%r1); \
  49. ld r14,(top_pos - 136)(%r1)
  50. #define PUSH_NVREGS(stack_size) \
  51. __PUSH_NVREGS(stack_size + STACK_FRAME_MIN_SIZE)
  52. /* 18 NV FPU REGS */
  53. #define PUSH_NVREGS_BELOW_FPU(stack_size) \
  54. __PUSH_NVREGS(stack_size + STACK_FRAME_MIN_SIZE - (18 * 8))
  55. #define POP_NVREGS(stack_size) \
  56. __POP_NVREGS(stack_size + STACK_FRAME_MIN_SIZE)
  57. /* 18 NV FPU REGS */
  58. #define POP_NVREGS_BELOW_FPU(stack_size) \
  59. __POP_NVREGS(stack_size + STACK_FRAME_MIN_SIZE - (18 * 8))
  60. /*
  61. * Careful calling this, it will 'clobber' NVGPRs (by design)
  62. * Don't call this from C
  63. */
  64. FUNC_START(load_gpr)
  65. ld r14,0(r3)
  66. ld r15,8(r3)
  67. ld r16,16(r3)
  68. ld r17,24(r3)
  69. ld r18,32(r3)
  70. ld r19,40(r3)
  71. ld r20,48(r3)
  72. ld r21,56(r3)
  73. ld r22,64(r3)
  74. ld r23,72(r3)
  75. ld r24,80(r3)
  76. ld r25,88(r3)
  77. ld r26,96(r3)
  78. ld r27,104(r3)
  79. ld r28,112(r3)
  80. ld r29,120(r3)
  81. ld r30,128(r3)
  82. ld r31,136(r3)
  83. blr
  84. FUNC_END(load_gpr)
  85. #endif /* _SELFTESTS_POWERPC_GPR_ASM_H */