Re: [PATCH v8 28/30] powerpc: Support prefixed instructions in alignment handler

2020-05-14 Thread Christophe Leroy
Le 14/05/2020 à 14:15, Alistair Popple a écrit : On Thursday, 14 May 2020 4:14:12 PM AEST Christophe Leroy wrote: Le 06/05/2020 à 05:40, Jordan Niethe a écrit : If a prefixed instruction results in an alignment exception, the SRR1_PREFIXED bit is set. The handler attempts to emulate the resp

Re: [PATCH v8 28/30] powerpc: Support prefixed instructions in alignment handler

2020-05-14 Thread Alistair Popple
On Thursday, 14 May 2020 4:14:12 PM AEST Christophe Leroy wrote: > Le 06/05/2020 à 05:40, Jordan Niethe a écrit : > > If a prefixed instruction results in an alignment exception, the > > SRR1_PREFIXED bit is set. The handler attempts to emulate the > > responsible instruction and then increment the

Re: [PATCH v8 28/30] powerpc: Support prefixed instructions in alignment handler

2020-05-13 Thread Christophe Leroy
Le 06/05/2020 à 05:40, Jordan Niethe a écrit : If a prefixed instruction results in an alignment exception, the SRR1_PREFIXED bit is set. The handler attempts to emulate the responsible instruction and then increment the NIP past it. Use SRR1_PREFIXED to determine by how much the NIP should be

[PATCH v8 28/30] powerpc: Support prefixed instructions in alignment handler

2020-05-05 Thread Jordan Niethe
If a prefixed instruction results in an alignment exception, the SRR1_PREFIXED bit is set. The handler attempts to emulate the responsible instruction and then increment the NIP past it. Use SRR1_PREFIXED to determine by how much the NIP should be incremented. Prefixed instructions are not permitt