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[Qemu-devel] Re: [PATCH 0/9] S390x KVM support

From: Carsten Otte
Subject: [Qemu-devel] Re: [PATCH 0/9] S390x KVM support
Date: Thu, 22 Oct 2009 12:22:53 +0200
User-agent: Mozilla-Thunderbird (X11/20090706)

Avi Kivity wrote:
Right, but why? x86 qemu doesn't care about either pc or eflags (with in-kernel irqchip, which s390 essentially is).
For different reasons. Most prominent for setting the condition code,
which is a sideband result of most instructions that indicates whether or
not the instruction actually worked - similar to the exception model in
high level programming languages.

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