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Re: [cxx-abi-dev] Request for clarification: floating point literal mangling


  • To: Jim Dehnert <dehnert@xxxxxxxxxxxxx>
  • Subject: Re: [cxx-abi-dev] Request for clarification: floating point literal mangling
  • From: Mark Mitchell <mark@xxxxxxxxxxxxxxxx>
  • Date: 09 Jun 2003 07:56:59 -0700

> I don't know what the existing implementations have done, but I suspect
> that this is a misstatement and that we meant without trailing zeroes,
> which makes much more sense for FP.  But at this point, the confusion
> should be resolved based on what the implementations do.

The current GCC implementation is just plain wrong.

The current EDG implementation is close -- but doesn't try to skip any
leading zeros.  It does high-order bytes first, using the target
representation.

HP?  IBM?

I suspect that the EDG implementation is what we want.

-- 
Mark Mitchell
CodeSourcery, LLC
mark@xxxxxxxxxxxxxxxx