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Re: [Qemu-devel] [PATCH] alpha-user: Initialize FPCR with round-to-neare
From: |
Andreas Färber |
Subject: |
Re: [Qemu-devel] [PATCH] alpha-user: Initialize FPCR with round-to-nearest. |
Date: |
Mon, 19 Mar 2012 12:01:07 +0100 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:10.0.2) Gecko/20120215 Thunderbird/10.0.2 |
Am 17.03.2012 20:30, schrieb Richard Henderson:
> Ping.
This is linux-user, so cc'ing Riku.
Code looks sane at first sight although I have no clue of the constants'
meaning and effect. ;)
Commit message doesn't mention it but I guess this fixes some bug? How
does it round before the patch?
Andreas
>
> On 03/11/2012 11:54 AM, Richard Henderson wrote:
>> Signed-off-by: Richard Henderson <address@hidden>
>> ---
>> target-alpha/translate.c | 3 ++-
>> 1 files changed, 2 insertions(+), 1 deletions(-)
>>
>> diff --git a/target-alpha/translate.c b/target-alpha/translate.c
>> index 1d2142b..fe78630 100644
>> --- a/target-alpha/translate.c
>> +++ b/target-alpha/translate.c
>> @@ -3513,7 +3513,8 @@ CPUAlphaState * cpu_alpha_init (const char *cpu_model)
>> #if defined (CONFIG_USER_ONLY)
>> env->ps = PS_USER_MODE;
>> cpu_alpha_store_fpcr(env, (FPCR_INVD | FPCR_DZED | FPCR_OVFD
>> - | FPCR_UNFD | FPCR_INED | FPCR_DNOD));
>> + | FPCR_UNFD | FPCR_INED | FPCR_DNOD
>> + | FPCR_DYN_NORMAL));
>> #endif
>> env->lock_addr = -1;
>> env->fen = 1;
--
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