On Thu, May 29, 2014 at 02:58:20AM +0200, Petar Jovanovic wrote:
From: Petar Jovanovic petar.jovano...@imgtec.com
From MIPS documentation (Volume III):
UserLocal Register (CP0 Register 4, Select 2)
Compliance Level: Recommended.
The UserLocal register is a read-write register that is
While adding MIPS_HFLAG_HWRENA_ULR is a good idea for performance
reasons, I don't think we should add MIPS_HFLAG_CP0UL. This value is
always the same (true or false) during all the run time of the
qemu-system-mips binary, and thus we don't need to take care of code
generated with it being
On Thu, May 29, 2014 at 01:01:38PM +, Petar Jovanovic wrote:
While adding MIPS_HFLAG_HWRENA_ULR is a good idea for performance
reasons, I don't think we should add MIPS_HFLAG_CP0UL. This value is
always the same (true or false) during all the run time of the
qemu-system-mips binary,
On 29/05/14 14:08, Aurelien Jarno wrote:
On Thu, May 29, 2014 at 01:01:38PM +, Petar Jovanovic wrote:
While adding MIPS_HFLAG_HWRENA_ULR is a good idea for performance
reasons, I don't think we should add MIPS_HFLAG_CP0UL. This value is
always the same (true or false) during all the run
On 29 May 2014 14:22, James Hogan james.ho...@imgtec.com wrote:
loadvm/migration will write Config3, possibly with a different value if
the snapshot being loaded is an older one without userlocal support.
Migration load always happens with a freshly reset system,
so this isn't a problem.
change as CP0_Config3 is a read-only register. If I am right, probably
the best is to check directly env-CP0_Config3.
If you take a look at v1 of the patch, that's what was done.
In the code review, this was marked as unacceptable because it
required [1] passing env within the translator.
[1]
Am 29.05.2014 15:35, schrieb Petar Jovanovic:
change as CP0_Config3 is a read-only register. If I am right, probably
the best is to check directly env-CP0_Config3.
If you take a look at v1 of the patch, that's what was done.
In the code review, this was marked as unacceptable because it
On Thu, May 29, 2014 at 01:35:17PM +, Petar Jovanovic wrote:
change as CP0_Config3 is a read-only register. If I am right, probably
the best is to check directly env-CP0_Config3.
If you take a look at v1 of the patch, that's what was done.
In the code review, this was marked as
On 29 May 2014 14:35, Petar Jovanovic petar.jovano...@imgtec.com wrote:
change as CP0_Config3 is a read-only register. If I am right, probably
the best is to check directly env-CP0_Config3.
If you take a look at v1 of the patch, that's what was done.
In the code review, this was marked as
On Thu, May 29, 2014 at 02:48:28PM +0100, Peter Maydell wrote:
On 29 May 2014 14:35, Petar Jovanovic petar.jovano...@imgtec.com wrote:
change as CP0_Config3 is a read-only register. If I am right, probably
the best is to check directly env-CP0_Config3.
If you take a look at v1 of the
On Thu, May 29, 2014 at 04:06:56PM +0200, Aurelien Jarno wrote:
On Thu, May 29, 2014 at 02:48:28PM +0100, Peter Maydell wrote:
On 29 May 2014 14:35, Petar Jovanovic petar.jovano...@imgtec.com wrote:
change as CP0_Config3 is a read-only register. If I am right, probably
the best is to
On 29/05/14 14:26, Peter Maydell wrote:
On 29 May 2014 14:22, James Hogan james.ho...@imgtec.com wrote:
loadvm/migration will write Config3, possibly with a different value if
the snapshot being loaded is an older one without userlocal support.
Migration load always happens with a freshly
On 29 May 2014 15:29, James Hogan james.ho...@imgtec.com wrote:
On 29/05/14 14:26, Peter Maydell wrote:
On 29 May 2014 14:22, James Hogan james.ho...@imgtec.com wrote:
loadvm/migration will write Config3, possibly with a different value if
the snapshot being loaded is an older one without
On 29/05/14 16:38, Peter Maydell wrote:
On 29 May 2014 15:29, James Hogan james.ho...@imgtec.com wrote:
On 29/05/14 14:26, Peter Maydell wrote:
On 29 May 2014 14:22, James Hogan james.ho...@imgtec.com wrote:
loadvm/migration will write Config3, possibly with a different value if
the snapshot
]
Sent: Thursday, May 29, 2014 4:26 PM
To: Peter Maydell
Cc: Petar Jovanovic; r...@twiddle.net; Petar Jovanovic; afaer...@suse.de;
qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [v3 PATCH] target-mips: implement UserLocal Register
On Thu, May 29, 2014 at 04:06:56PM +0200, Aurelien Jarno wrote:
On Thu
From: Petar Jovanovic petar.jovano...@imgtec.com
From MIPS documentation (Volume III):
UserLocal Register (CP0 Register 4, Select 2)
Compliance Level: Recommended.
The UserLocal register is a read-write register that is not interpreted by
the hardware and conditionally readable via the RDHWR
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