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[Qemu-devel] [Bug 600589] [NEW] xchg r8,rax treated as nop
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From: |
Vic3Dexe |
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Subject: |
[Qemu-devel] [Bug 600589] [NEW] xchg r8,rax treated as nop |
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Date: |
Thu, 01 Jul 2010 12:04:34 -0000 |
Public bug reported:
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.
** Affects: qemu
Importance: Undecided
Status: New
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xchg r8,rax treated as nop
https://bugs.launchpad.net/bugs/600589
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Status in QEMU: New
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.