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source_of_the_sovereign
mirror of https://github.com/SBird1337/source_of_the_sovereign
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source_of_the_sovereign/assets/sound/Assembler/IdleLoopElimination.s

IdleLoopElimination.s 220B
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  1. 	.thumb

  2. 	.align	2

  3. 

  4. main:	@ EMERALD: $080008C0

  5. 	@ FIRERED: $080008B4

  6. 

  7. CMP	R0, #0

  8. BNE	skip_wait

  9. 

  10. MOVS	R3, #1

  11. 

  12. idle_loop:

  13. 

  14. SWI	#0x2

  15. LDRH	R1, [R2, #0x1C]

  16. MOVS	R0, R3

  17. AND	R0, R1

  18. CMP	R0, #0

  19. BEQ	idle_loop

  20. 

  21. skip_wait:

  22. 

  23. POP	{PC}