opcode not supported on this processor

[joel.sherrill at oarcorp.com (Joel Sherrill)]

mao ye wrote:
> I compile the rtems.But I meet a trouble:
> in the cpu_asm.s
> other code can be compilede,but there are some errors:
> opcode not supported on this processor:mips1(mips1) 'dmfc0 $8,$14'
> opcode not supported on this processor:mips1(mips1) 'dadd $5,$4,$0'
> opcode not supported on this processor:mips1(mips1) 'dsll $9,$9,2'
> opcode not supported on this processor:mips1(mips1) 'eret'
>  
> why?
Many possibilities and too little information to answer.

What RTEMS version are you using?
What tools are you using?
How are you configuring and building?

For 4.7 and CVS head with standard tools and patches, this error does
not occur.  Please provide more information.

--joel
>  
> Thanks.
>                      ye mao
>  
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