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Revert attempts to use POPCNT etc instructions

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This reverts commits fc6c72747a, 109de05cbb, d0b4663c23 and
711bab1e4d.

Somebody will have to try harder before submitting this patch again.
I've spent entirely too much time on it already, and the #ifdef maze yet
to be written in order for it to build at all got on my nerves.  The
amount of work needed to get a platform-specific performance improvement
that's barely above the noise level is not worth it.
This commit is contained in:
Alvaro Herrera
2019-02-15 16:32:30 -03:00
parent e89f14e2bb
commit 457aef0f1f
14 changed files with 167 additions and 707 deletions
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1
src/tools/msvc/Mkvcbuild.pm
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@@ -112,7 +112,6 @@ sub mkvcbuild
push(@pgportfiles, 'pg_crc32c_sse42_choose.c');
push(@pgportfiles, 'pg_crc32c_sse42.c');
push(@pgportfiles, 'pg_crc32c_sb8.c');
push(@pgportfiles, 'pg_bitutils.c');
}
else
{