On 5/21/2014 9:50 PM, Alexey Kardashevskiy wrote: > On 05/22/2014 04:11 AM, Tom Musta wrote: >> On 5/21/2014 1:20 AM, Alexey Kardashevskiy wrote: >>> This adds migration support for registers saved before transaction started. >>>
[ ... ] >> >> > >> TM is not limited in the ISA to 64-bit implementations. Why restrict >> this to TARGET_PPC64? > > TS/TM bits in MSR are in top 32bits which are unavailable for 32bit > machine, and we are emulating a machine here, this is pretty much why. > > OK. This makes more sense to me now. Thanks.