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| author | kib <kib@FreeBSD.org> | 2011-09-15 09:53:04 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2011-09-15 09:53:04 +0000 |
| commit | 747c6e1d12491b777c235cc4aea38bcaac9f2722 (patch) | |
| tree | 59ec0e24e5811939186235b3d9c2d73de2faadfd /sys/amd64/linux32 | |
| parent | 120983786685bae0ccfdf9aedce7cdaf65460803 (diff) | |
| download | FreeBSD-src-747c6e1d12491b777c235cc4aea38bcaac9f2722.zip FreeBSD-src-747c6e1d12491b777c235cc4aea38bcaac9f2722.tar.gz | |
Microoptimize the return path for the fast syscalls on amd64. Arrange
the code to have the fall-through path to follow the likely target.
Do not use intermediate register to reload user %rsp.
Proposed by: alc
Reviewed by: alc, jhb
Approved by: re (bz)
MFC after: 2 weeks
Diffstat (limited to 'sys/amd64/linux32')
0 files changed, 0 insertions, 0 deletions
