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Re: [qemu-s390x] [PATCH v3 8/9] s390x/tcg: fix FP register pair checks
From: |
David Hildenbrand |
Subject: |
Re: [qemu-s390x] [PATCH v3 8/9] s390x/tcg: fix FP register pair checks |
Date: |
Thu, 27 Sep 2018 13:40:29 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.0 |
On 27/09/2018 13:29, Thomas Huth wrote:
> On 2018-09-17 11:34, David Hildenbrand wrote:
>> Valid register pairs are 0/2, 1/3, 4/6, 5/7, 8/10, 9/11, 12/14, 13/15.
>>
>> R1/R2 always selects the lower number, so the current checks are not
>> correct as e.g. 2/4 could be selected as a pair.
>>
>> Reviewed-by: Richard Henderson <address@hidden>
>> Signed-off-by: David Hildenbrand <address@hidden>
>> ---
>> target/s390x/translate.c | 22 +++++++++++-----------
>> 1 file changed, 11 insertions(+), 11 deletions(-)
>>
>> diff --git a/target/s390x/translate.c b/target/s390x/translate.c
>> index f9a78c4304..5cc65b0840 100644
>> --- a/target/s390x/translate.c
>> +++ b/target/s390x/translate.c
>> @@ -1110,7 +1110,7 @@ typedef struct {
>> #define IF_HFP3 0x0004 /* r3 points at fp reg for HFP instructions
>> */
>> #define IF_BFP 0x0008 /* binary floating point instruction */
>> #define IF_DFP 0x0010 /* decimal floating point instruction */
>> -#define IF_PRIV 0x0020 /* priviledged instruction */
>> +#define IF_PRIV 0x0020 /* privileged instruction */
>
> Ah, well, merge this with the previous patch, please.
>
I thought I already did that *scratches head*. Thanks
--
Thanks,
David / dhildenb
- [qemu-s390x] [PATCH v3 3/9] s390x/tcg: store in the TB flags if AFP is enabled, (continued)
- [qemu-s390x] [PATCH v3 3/9] s390x/tcg: store in the TB flags if AFP is enabled, David Hildenbrand, 2018/09/17
- [qemu-s390x] [PATCH v3 4/9] s390x/tcg: support flags for instructions, David Hildenbrand, 2018/09/17
- [qemu-s390x] [PATCH v3 5/9] s390x/tcg: add instruction flags for floating point instructions, David Hildenbrand, 2018/09/17
- [qemu-s390x] [PATCH v3 6/9] s390x/tcg: check for AFP-register, BFP and DFP data exceptions, David Hildenbrand, 2018/09/17
- [qemu-s390x] [PATCH v3 8/9] s390x/tcg: fix FP register pair checks, David Hildenbrand, 2018/09/17
- [qemu-s390x] [PATCH v3 9/9] s390x/tcg: refactor specification checking, David Hildenbrand, 2018/09/17
- [qemu-s390x] [PATCH v3 7/9] s390x/tcg: handle privileged instructions via flags, David Hildenbrand, 2018/09/17