Re: [Qemu-devel] [PATCH] target-arm: Report unimplemented opcodes (LOG_UNIMP)

2013-08-28 Thread Peter Maydell
On 28 August 2013 15:31, Richard Henderson wrote: > On 08/28/2013 01:15 AM, Peter Maydell wrote: >> [*] not impossible, we already do something on the ppc >> that's similar; however I'd really want to take the time to >> figure out how to do endianness swapping "properly" >> and what qemu does cur

Re: [Qemu-devel] [PATCH] target-arm: Report unimplemented opcodes (LOG_UNIMP)

2013-08-28 Thread Richard Henderson
On 08/28/2013 01:15 AM, Peter Maydell wrote: > [*] not impossible, we already do something on the ppc > that's similar; however I'd really want to take the time to > figure out how to do endianness swapping "properly" > and what qemu does currently before messing with it. I've got a loose plan in

Re: [Qemu-devel] [PATCH] target-arm: Report unimplemented opcodes (LOG_UNIMP)

2013-08-28 Thread Peter Maydell
On 28 August 2013 05:39, Stefan Weil wrote: > These unimplemented opcodes are handled like illegal opcodes, but > they are used in existing code. We should at least report when they > are executed. Yeah, seems reasonable. (There might be other unimplemented bits lurking too but we can add logging

[Qemu-devel] [PATCH] target-arm: Report unimplemented opcodes (LOG_UNIMP)

2013-08-27 Thread Stefan Weil
These unimplemented opcodes are handled like illegal opcodes, but they are used in existing code. We should at least report when they are executed. Signed-off-by: Stefan Weil --- When running a QEMU system emulation of an ARM system (Raspberry PI), Linux booted, but when I tried to run a user se