Messages in this thread | | | Date | Wed, 28 Jan 2004 14:12:50 -0500 | From | Timothy Miller <> | Subject | Re: long long on 32-bit machines |
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H. Peter Anvin wrote: > Hi all, > > Does anyone happen to know if there are *any* 32-bit architectures (on > which Linux runs) for which the ABI for a "long long" is different from > passing two "longs" in the appropriate order, i.e. (hi,lo) for bigendian > or (lo,hi) for littleendian? > > I'd like to switch klibc to use the 64-bit file ABI thoughout, but it's > a considerable porting effort, and I'm trying to figure out how to best > manage it. >
I don't know how it is for GCC, but when using the Sun compiler, "long long" for 32-bit is low-high, while "long long" (or just long) for 64-bit is high-low. This has been an annoyance to me. :)
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