Assembly Language Programming(3) CPSR FLAGS
✅ Code Explanation (ARMv7 Assembly)
.global _start
_start:
MOV R0, #6 ; Store 6 in R0
MOV R1, #7 ; Store 7 in R1
SUBS R2, R0, R1 ; R2 = R0 - R1, updates CPSR flags
✅ Meaning of SUBS R2, R0, R1
SUB (Subtract operation): R2 = R...
