Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread David Gibson
On Wed, Sep 28, 2016 at 08:48:54PM -0700, Richard Henderson wrote: > On 09/28/2016 08:41 PM, Nikunj A Dadhania wrote: > > Without patch: > > == > > [tcg_test]$ time ../qemu/ppc64le-linux-user/qemu-ppc64le -cpu POWER9 > > le_lxvw4x >/dev/null > > real0m2.812s > > user0

Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread David Gibson
On Thu, Sep 29, 2016 at 09:11:10AM +0530, Nikunj A Dadhania wrote: > David Gibson writes: > > > [ Unknown signature status ] > > On Wed, Sep 28, 2016 at 11:01:22AM +0530, Nikunj A Dadhania wrote: > >> Load 8byte at a time and manipulate. > >> > >> Big-Endian Storage > >> +-+-

Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread Richard Henderson
On 09/28/2016 08:41 PM, Nikunj A Dadhania wrote: Without patch: == [tcg_test]$ time ../qemu/ppc64le-linux-user/qemu-ppc64le -cpu POWER9 le_lxvw4x >/dev/null real0m2.812s user0m2.792s sys 0m0.020s [tcg_test]$ With patch: === [tcg_test]$ time ../qemu/ppc64le-linu

Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread Nikunj A Dadhania
David Gibson writes: > [ Unknown signature status ] > On Wed, Sep 28, 2016 at 11:01:22AM +0530, Nikunj A Dadhania wrote: >> Load 8byte at a time and manipulate. >> >> Big-Endian Storage >> +-+-+-+-+ >> | 00 11 22 33 | 44 55 66 77 | 88 99 AA BB | CC

Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread Nikunj A Dadhania
David Gibson writes: > [ Unknown signature status ] > On Wed, Sep 28, 2016 at 11:01:22AM +0530, Nikunj A Dadhania wrote: >> Load 8byte at a time and manipulate. >> >> Big-Endian Storage >> +-+-+-+-+ >> | 00 11 22 33 | 44 55 66 77 | 88 99 AA BB | CC

Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread David Gibson
On Wed, Sep 28, 2016 at 11:01:22AM +0530, Nikunj A Dadhania wrote: > Load 8byte at a time and manipulate. > > Big-Endian Storage > +-+-+-+-+ > | 00 11 22 33 | 44 55 66 77 | 88 99 AA BB | CC DD EE FF | > +-+-+-+

Re: [Qemu-devel] [PATCH v4 4/9] target-ppc: improve lxvw4x implementation

2016-09-28 Thread Richard Henderson
On 09/27/2016 10:31 PM, Nikunj A Dadhania wrote: > Load 8byte at a time and manipulate. > > Big-Endian Storage > +-+-+-+-+ > | 00 11 22 33 | 44 55 66 77 | 88 99 AA BB | CC DD EE FF | > +-+-+-+-+ > > Li