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Re: [PATCH][1/3] Re-submission of Altera Nios II port, gcc parts


On 2013/11/21 03:25 PM, Richard Henderson wrote:
> On 11/21/2013 02:41 PM, Chung-Lin Tang wrote:
>> I'm not saying we tolerate "wrong" RTL form, but rather that, it should
>> be an issue of the RTL passes, not the backend. The backend should just
>> be as much as possible, a  "machine description".
> 
> Matching non-canonical rtl does nothing but slow down the compiler and cause
> confusion for the poor person that has to maintain the code later.

As I mentioned in the last mail, I will modify the constraints as
suggested for the *norsi3 and EQ/NE cmp patterns in the final patch.

Chung-Lin


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