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Re: mipsisa32-unknown-elf-as: Error: too large constant specified


cgd@broadcom.com writes:

> At Tue, 14 Oct 2003 23:12:40 +0000 (UTC), "Ian Lance Taylor" wrote:
> > Whether this is a bug or not is difficult to say.  What is the
> > precision of the ~ operator?  What's happening is that ~0xe0000000 is
> > being turned into 0xffffffff1fffffff.  That constant is indeed too
> > large.  Naturally you want ~0xe0000000 to be 0x1fffffff.  But,
> > currently, for any MIPS target, the assembler will do 64-bit
> > arithmetic.
> 
> (err, when using a 64-bit BFD, right?  I think it still forces 32-bit
> math, for better or worse, if using a 32-bit BFD... or maybe that
> doesn't compile anymore.)

Specifically, when bfd_vma is 64 bits, which will happen if any 64-bit
BFD is supported.  It does not check whether the actual target being
used is 32-bit or 64-bit.  All that matters is what was configured.

Ian


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