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Super Mario 64s source code (from a leak on 4chan so be careful)
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super-mario-64/lib/asm/osInvalICache.s

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6 years ago
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  2. .set noat # allow manual use of $at
  3. .set noreorder # don't insert nops after branches
  4. .set gp=64
  6. .include "macros.inc"
  9. .section .text, "ax"
  11. glabel osInvalICache
  12. blez $a1, .L80323728
  13. nop
  14. li $t3, 16384
  15. sltu $at, $a1, $t3
  16. beqz $at, .L80323730
  17. nop
  18. move $t0, $a0
  19. addu $t1, $a0, $a1
  20. sltu $at, $t0, $t1
  21. beqz $at, .L80323728
  22. nop
  23. andi $t2, $t0, 0x1f
  24. addiu $t1, $t1, -0x20
  25. subu $t0, $t0, $t2
  26. .L80323718:
  27. cache 0x10, ($t0)
  28. sltu $at, $t0, $t1
  29. bnez $at, .L80323718
  30. addiu $t0, $t0, 0x20
  31. .L80323728:
  32. jr $ra
  33. nop
  35. .L80323730:
  36. li $t0, K0BASE
  37. addu $t1, $t0, $t3
  38. addiu $t1, $t1, -0x20
  39. .L8032373C:
  40. cache 0, ($t0)
  41. sltu $at, $t0, $t1
  42. bnez $at, .L8032373C
  43. addiu $t0, $t0, 0x20
  44. jr $ra
  45. nop