Re: [Qemu-devel] Regarding TB retranslation code.

2016-03-15 Thread Peter Maydell
On 15 March 2016 at 13:17, Venkatesh N wrote: > Thanks Alex. > > While executing the host instruction(s) for the guest instruction, > when a callq to c helper routine is made, will every CALLQ will be > treated as End of TB. If so, what happens to TB optimizations. No, a call to a helper functio

Re: [Qemu-devel] Regarding TB retranslation code.

2016-03-15 Thread Venkatesh N
Thanks Alex. While executing the host instruction(s) for the guest instruction, when a callq to c helper routine is made, will every CALLQ will be treated as End of TB. If so, what happens to TB optimizations. Will optimization such as avoiding multiple loads between two target host instructions

Re: [Qemu-devel] Regarding TB retranslation code.

2016-03-13 Thread Alex Bennée
Venkatesh N writes: > This is regarding TB retranslation code. > > [Qemu-devel] [RFC 00/20] Do away with TB retranslation, Richard Henderson <= > > Though i understood the code to avoid the retranslation, i could not > get picture on how "host" or backend registers are ensured to have the > old

[Qemu-devel] Regarding TB retranslation code.

2016-03-12 Thread Venkatesh N
This is regarding TB retranslation code. [Qemu-devel] [RFC 00/20] Do away with TB retranslation, Richard Henderson <= Though i understood the code to avoid the retranslation, i could not get picture on how "host" or backend registers are ensured to have the older contents when the guest PC is re