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[Qemu-devel] [Bug 600589] Re: xchg r8,rax treated as nop
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From: |
Jes Sorensen |
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Subject: |
[Qemu-devel] [Bug 600589] Re: xchg r8,rax treated as nop |
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Date: |
Tue, 06 Jul 2010 13:00:41 -0000 |
Per rth's reply to qemu-devel, fix has been pushed into upstream as of
July 1st, commit 7418027ea4fec276455abd4291558bc58a0a7ba7
If problem reappears, please reopen or open a new bug.
Closing
** Changed in: qemu
Status: New => Fix Committed
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xchg r8,rax treated as nop
https://bugs.launchpad.net/bugs/600589
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Status in QEMU: Fix Committed
Bug description:
xchg r8,rax (49h 90h) executed as nop (90h) in long mode, in other words REX
not used.
qemu 0.12.4, host Win 7 x64, running qemu-system-x86_64.exe.