On Sun, Aug 14, 2011 at 7:24 PM, Uros Bizjak <ubiz...@gmail.com> wrote:

> We can use ROUNDSP/ROUNDSD in round(a) expansion. Currently, we expand
> round(a) as (-O2 -ffast-math):

I forgot to add that this expansion is expanded only under
flag_unsafe_math_optimizations due to addition of 0.5. For the input
of 0x1.fffffffffffffp-2, new insn sequence returns 1.0.

Uros.

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