Re: How to use C-land variable from Cmm-land?

When 32 bits are assigned to any of the standard registers, the upper 32 bits are implicitly set to zero. Intel is weird.

Didn't AMD invent the 64-bit extensions? -- Kim-Ee On Sun, Dec 9, 2012 at 3:07 PM, Axel Simon wrote:

On 09.12.2012, at 00:12, Yuras Shumovich wrote:

...

It looks wrong for me: the highest part of %rax remains uninitialized.

When 32 bits are assigned to any of the standard registers, the upper 32 bits are implicitly set to zero. Intel is weird.

Axel

_______________________________________________ Glasgow-haskell-users mailing list Glasgow-haskell-users@haskell.org http://www.haskell.org/mailman/listinfo/glasgow-haskell-users