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Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with
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From: |
Chen Gang S |
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Subject: |
Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features |
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Date: |
Tue, 17 Feb 2015 10:05:06 +0800 |
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User-agent: |
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.10; rv:31.0) Gecko/20100101 Thunderbird/31.4.0 |
On 2/17/15 08:28, Chris Metcalf wrote:
> On 2/16/2015 5:51 PM, Chen Gang S wrote:
>
>> And excuse me, I still want to know, is there a real world register as a
>> PC register for tile (e.g. just like 'rip' for x86_64) which can be used
>> by software programer? (is it in SPR?)
>
> There is no register you can read that holds the current PC. You can
> issue a "lnk REG" instruction to load the address of the following register
> into register REG. And if you have interrupted the machine execution
> with an interrupt or fault, you will find the interrupted address in an SPR.
> But the current PC is not otherwise accessible.
>
OK, thanks.
--
Chen Gang
Open, share, and attitude like air, water, and life which God blessed
- [Qemu-devel] [PATCH 0/6 v2] tile: Can load elf64 tilegx binary successfully for linux-user, Chen Gang S, 2015/02/16
- [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features, Chen Gang S, 2015/02/16
- Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features, Richard Henderson, 2015/02/16
- Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features, Richard Henderson, 2015/02/16
- Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features, Chen Gang S, 2015/02/16
- Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features, Richard Henderson, 2015/02/17
- Re: [Qemu-devel] [PATCH 1/6 v2] target-tilegx: Firstly add to qemu with minimized features, Chen Gang S, 2015/02/17
[Qemu-devel] [PATCH 3/6 v2] linux-user: tilegx: Add target features support within qemu, Chen Gang S, 2015/02/16
[Qemu-devel] [PATCH 4/6 v2] linux-user: Support tilegx architecture in syscall, Chen Gang S, 2015/02/16
[Qemu-devel] [PATCH 5/6 v2] linux-user: Support tilegx architecture in linux-user, Chen Gang S, 2015/02/16
[Qemu-devel] [PATCH 6/6 v2] linux-user/syscall.c: Switch all macros which are not defined in tilegx, Chen Gang S, 2015/02/16
[Qemu-devel] [PATCH 2/6 v2] linux-user: tilegx: Firstly add architecture related features, Chen Gang S, 2015/02/16