From: Andreas Schwab > Sent: 16 December 2022 15:54 > > On Dez 16 2022, David Laight wrote: > > > Right, but the 'output' values aren't needed and get > > Yes, they are, because the inline asm modifies them. Ok, my brain hurts, too near christmas. The other issue is a missing "memory" clobber. Although I'm not sure why that could matter here. David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)