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From: Peter Wemm <peter@FreeBSD.org>
Date: Tue, 27 Sep 2005 18:32:46 +0000 (UTC)
To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org
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Subject: cvs commit: src/sys/amd64/amd64 cpu_switch.S support.S
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peter       2005-09-27 18:32:46 UTC

  FreeBSD src repository

  Modified files:
    sys/amd64/amd64      cpu_switch.S support.S 
  Log:
  Fix a minor nit that has been bugging me for a while.  Fix the obvious
  cases of using a 64 bit operation to zero a register.  32 bit opcodes are
  smaller and supposedly faster, and clear the upper 32 bits for free.
  
  Revision  Changes    Path
  1.152     +1 -1      src/sys/amd64/amd64/cpu_switch.S
  1.116     +11 -11    src/sys/amd64/amd64/support.S