[LLVMdev] decimal to floating point conversion

Frits van Bommel fvbommel at wxs.nl
Wed Mar 18 13:34:55 PDT 2009


aparna kotha wrote:
> Hi all:
> 
> I need an instruction that can convert decimal values into floating 
> point numbers.
> 
> i.e. say I have a decimal number 1110794174 (== 42355FBE in hex ) and  
> (== 45.3435 as a float)
> 
> essentially the mantissa and exponent representation needs to be used.
> 
> 
> Is there any way of doing  this in llvm?

I think you're looking for "bitcast i32 1110794174 to float"



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