Re: [Qemu-devel] Qemu for ARM and MRS/MSR banked registers instructions

2013-05-16 Thread Peter Maydell
On 16 May 2013 13:15, François Legal wrote: > Did anybody pointed out that there may be problems with Qemu decoding these > MRS/MSR banked registers ? > In my code, I do several > mrs %r0, sp_usr > mrs %r0, lr_usr > > from SVC mode or IRQ mode, and the result I get is CPSR in r0 > > I took

[Qemu-devel] Qemu for ARM and MRS/MSR banked registers instructions

2013-05-16 Thread François Legal
Hello, Did anybody pointed out that there may be problems with Qemu decoding these MRS/MSR banked registers ? In my code, I do several mrs %r0, sp_usr mrs %r0, lr_usr from SVC mode or IRQ mode, and the result I get is CPSR in r0 I took a look in Qemu -> translate.c and op_helper.c, an