Re: [Qemu-devel] [PATCH 4/4] target-xtensa: fix tb invalidation for IBREAK and LOOP

2012-04-07 Thread Max Filippov
>> Instruction breakpoint/zero overhead loop handling code is built into >> TBs pointed to by IBREAKA/LEND SRs. When these or related SRs get >> changed TBs at virtual addresses corresponding to their old and their >> new values must be invalidated. >> >> Virtual address range is passed to the tb_i

Re: [Qemu-devel] [PATCH 4/4] target-xtensa: fix tb invalidation for IBREAK and LOOP

2012-04-07 Thread Andreas Färber
Am 06.04.2012 00:46, schrieb Max Filippov: > Instruction breakpoint/zero overhead loop handling code is built into > TBs pointed to by IBREAKA/LEND SRs. When these or related SRs get > changed TBs at virtual addresses corresponding to their old and their > new values must be invalidated. > > Virtu

[Qemu-devel] [PATCH 4/4] target-xtensa: fix tb invalidation for IBREAK and LOOP

2012-04-05 Thread Max Filippov
Instruction breakpoint/zero overhead loop handling code is built into TBs pointed to by IBREAKA/LEND SRs. When these or related SRs get changed TBs at virtual addresses corresponding to their old and their new values must be invalidated. Virtual address range is passed to the tb_invalidate_phys_pa