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Re: [RFC]: MD_FALLBACK_FRAME_STATE_FOR macro for darwin PPC
Dale Johannesen wrote:
Saved regs are described in rs6000.h of course.
From the cfa?
= (long)&(mc_->ss.r0) + (i_*4) - new_cfa_;
How is this offset organized? (Note, did not look at the source at the
There are 146 regs, afair.
Floats are F14-F31 and I think you may need CR also, some of its subregs
And then there's Altivec, V20-V31 and VRSAVE. They don't exist on all
Are these the registers which are called 'nonvolatile' in the Mach-O
runtime convention? Chapter 'register preservation'?
If so, then I don't need to restore a few gprs. Right?
Thx for the feedback.