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2010 Feb 28
3
[LLVMdev] Large integers as first-class values
On Sun, Feb 28, 2010 at 9:07 PM, Eli Friedman <eli.friedman at gmail.com> wrote:
> On Sun, Feb 28, 2010 at 1:02 PM, Russell Wallace
> <russell.wallace at gmail.com> wrote:
>> What's the largest integer such that something like 'return ((a * b) /
>> c) >> d' works correctly on all major platforms?
>
> Twice the size of a pointer, i.e. 64 bits on
2010 Feb 28
0
[LLVMdev] Large integers as first-class values
...6:10, Russell Wallace <russell.wallace at gmail.com> wrote:
>
> Okay, thanks. Do I understand correctly that this is likely to
> continue to be the case, so language support for large integers will
> need to be implemented by other means?
>
Maybe it would be worth adding "iInf" to LLVM to use all the
pre-existing optimizations, then have passes to lower it to GMP or
other implementations...