On 05/29/2017 05:14 AM, Richard W.M. Jones wrote:
> I see in the disassembly use of cmovne (new in Pentium Pro) and
> bswap (new in 486).
> [http://cse.unl.edu/~goddard/Courses/CSCE351/IntelArchitecture/InstructionSetSummary.pdf]
> 
> The cmovne instruction is generated by the compiler (GCC in my case),
> 
> The following patch removes the cmovne instruction, so it should work
> on 486 (although I didn't test it).  It's not possible to remove bswap
> without surgery on the inline assembler.

Is there any way to make it just _not_ load the option rom for -cpu 486?
It ran fine before that thing went in...

Rob

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