[llvm] r203488 - For functions with ARM target specific calling convention, when simplify-libcall

Anton Korobeynikov anton at korobeynikov.info
Wed Mar 12 03:02:28 PDT 2014

> ARM has vsqrt and vabs instructions so it doesn't actually cause a
> problem, but I think that IR is even more wrong than what was
> generated before.
Even more, the backend knows the default calling convention for a
target. So, plain C CC should "just work" and transform to AAPCS or
AAPCS-VFP when necessary. If not - it's the primary bug which needs to
be fixed.

With best regards, Anton Korobeynikov
Faculty of Mathematics and Mechanics, Saint Petersburg State University

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