[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: Can we revert "avoid 64-bit intrinsics on 32-bit Windows"?
From: |
Paul Eggert |
Subject: |
Re: Can we revert "avoid 64-bit intrinsics on 32-bit Windows"? |
Date: |
Tue, 06 Jan 2015 14:13:03 -0800 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 |
On 01/06/2015 10:29 AM, Gisle Vanem wrote:
According to:
http://msdn.microsoft.com/en-us/library/fbxyd7zd.aspx
the requirement for '_BitScanReverse64' is ARM, x64. I.e. not x86.
Thanks for checking. Can you please try the attached patch (or the
attached resulting versions) instead? The idea is to work around the
problem in the MSVC-specific section. I can't easily check this myself,
as I don't use MSVC. If there's a typo on the patch please feel free to
fix it.
count.diff
Description: Text Data
count-trailing-zeros.h
Description: Text document
count-leading-zeros.h
Description: Text document