This is the mail archive of the
mailing list for the GCC project.
Re: [PATCH][4.3] Expand lround inline for x86_64/i?86 SSE math
On Oct 18, 2006, at 12:10, Andrew Haley wrote:
Geert Bosch writes:
For case of round-to-even and operations that are strictly
IEEE-conformant, you can do replace the 0.5 constant by its
predecessor (which I gave in my previous mail) and the rounding of
the addition will ensure right answers in all cases.
Mmm, but hold on: lround is explicitly _not_ round-to-even.
Understood, I'm talking about the hardware doing round to even.