[LLVMdev] fix-point support

Jonas Paulsson jnspaulsson at hotmail.com
Tue Oct 26 23:17:48 PDT 2010


>Hi Jonas,
>
>> is there any work ongoing in the area of fix-point support for LLVM?
>
>not as far as I know.
>
>> If not, what would be required to implement it?
>
>I assume you are talking about support for fixed point in the clang
>front-end, rather than LLVM itself, since in LLVM IR presumably it
>would just be represented as operations on integers, or library calls.
>If indeed you want clang support you should ask on the clang mailing
>list.
>
>Ciao,
>
>Duncan.
>

Hi Duncan,

no, actually, I want to use special instructions in the ISA that handles fix-point operands,
so I need a new type in the LLVM I/R and in the code-generator, I think, as well as in Clang.

/Jonas

 		 	   		  
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