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Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas
From: |
John Paul Adrian Glaubitz |
Subject: |
Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas |
Date: |
Fri, 4 Nov 2016 10:43:51 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.4.0 |
On 11/04/2016 10:23 AM, John Paul Adrian Glaubitz wrote:
> On 11/03/2016 05:21 PM, Laurent Vivier wrote:
>> It should,:the problem was reported by Adrian (cc:) while compiling ghc
>> in qemu-sh4, but I have just tested the functionality with the softmmu
>> version, not the atomicity.
>>
>> Adrian, could you test this patch?
>
> Will absolutely do that. Awesome to see progress here :).
Ok, I couldn't wait. It doesn't help with the GHC issue, unfortunately:
address@hidden:~/ghc-7.8.4/utils/ghc-pwd# ghc Main.hs
[1 of 1] Compiling Main ( Main.hs, Main.o )
qemu-sh4-static: /home/glaubitz/upstream/qemu/translate-all.c:175: tb_lock:
Assertion `!have_tb_lock' failed.
qemu-sh4-static: /home/glaubitz/upstream/qemu/translate-all.c:175: tb_lock:
Assertion `!have_tb_lock' failed.
Segmentation fault
address@hidden:~/ghc-7.8.4/utils/ghc-pwd#
I've also seen it lock up and strace showing it hanging in a futex lock.
Adrian
--
.''`. John Paul Adrian Glaubitz
: :' : Debian Developer - address@hidden
`. `' Freie Universitaet Berlin - address@hidden
`- GPG: 62FF 8A75 84E0 2956 9546 0006 7426 3B37 F5B5 F913
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, (continued)
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Richard Henderson, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Paolo Bonzini, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Laurent Vivier, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Paolo Bonzini, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Laurent Vivier, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Richard Henderson, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Paolo Bonzini, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Richard Henderson, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Laurent Vivier, 2016/11/03
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, John Paul Adrian Glaubitz, 2016/11/04
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas,
John Paul Adrian Glaubitz <=
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Laurent Vivier, 2016/11/04
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, John Paul Adrian Glaubitz, 2016/11/04
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Paolo Bonzini, 2016/11/04
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, John Paul Adrian Glaubitz, 2016/11/04
- Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Paolo Bonzini, 2016/11/04
Re: [Qemu-devel] [PATCH v2] target-sh4: add atomic tas, Aurelien Jarno, 2016/11/03