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Re: [Qemu-devel] Qemu on Intel Macs

From: Paul Brook
Subject: Re: [Qemu-devel] Qemu on Intel Macs
Date: Wed, 1 Feb 2006 20:00:54 +0000
User-agent: KMail/1.9.1

On Wednesday 01 February 2006 09:14, Mike Kronenberg wrote:
> Hi there,
> thanks to a tipster I had a look at your sheepshaver 2 days ago :).
> qemu dyngen.c is compiling with the added i386 mach lines. Later I
> had some problems with osdep.h which is used by the qemu tools. I
> disabled it for now.
> Now I stuck with:
> softmmu_header.h:204: error can't find a register in class
> 'GENERAL_REGS' while reloading 'asm'
> which is used by:
> target-i386:ops_template_mem.h:  In function
> 'op_cmpxchgb_kernel_T0_T1_EAX_CC
> I tried with and without the gcc4 fixes... and it seams to be another
> register issue which will be a lot of reading form me :)

It's a GCC bug (PR15482) triggered by trying to 64-bit operations after 
reserving most of the available registers for global register vars. 

There are patches here that may work around the problem:


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