[llvm-commits] [llvm] r158175 - in /llvm/trunk: lib/Target/X86/X86ISelLowering.cpp test/CodeGen/X86/iabs.ll

[Joerg Sonnenberger]

On Fri, Jun 08, 2012 at 10:28:10AM -0700, Manman Ren wrote:
> 
> This transformation is enabled for X86 only.
> Are you talking about whether the code will work prior to the transformation?

CMOV is a feature of ~Pentium 2 vintage. There are CPUs still used in
the wild that don't support it. For 32bit mode, it has to be
conditional.

Joerg