On Fri, 2018-01-12 at 18:00 +0000, Andrew Cooper wrote: > > +.macro IND_THUNK_RETPOLINE reg:req > + call 2f > +1:
Linux and GCC have now settled on 'pause;lfence;jmp' here. > + lfence > + jmp 1b > +2: > + mov %\reg, (%rsp) > + ret > +.endm > +
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