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Hi expert.
I want to know meaning of r12 regiseter.
this register some time using frame pointer (compiler option)
I think caller save register is r0-r3, and callee save register is r4~r15. but my code not guarantee r12 register value.
so plese explain r12 register.
Thanks.
I am a beginner so please expalin easyly!! hehe
I don't think any of those veneers use r12 but yes they're the same sort of thing as what I was talking about. They are a bit simpler as the addresses are all fixed up before the program starts.