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Re: [PATCH v1 02/20] s390x/tcg: Implement VECTOR BIT PERMUTE
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH v1 02/20] s390x/tcg: Implement VECTOR BIT PERMUTE |
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Date: |
Thu, 1 Oct 2020 10:17:40 -0500 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 9/30/20 9:55 AM, David Hildenbrand wrote:
> + bit = !!(s390_vec_read_element8(v2, bit_nr / 8) &
> + (0x80 >> (bit_nr % 8)));
I think this would be clearer as
bit = (s390_vec_read_element8(v2, bit_nr / 8)
>> (7 - (bit_nr % 8))) & 1;
Otherwise,
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
r~
- Re: [PATCH v1 02/20] s390x/tcg: Implement VECTOR BIT PERMUTE,
Richard Henderson <=