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Commit bc7f99a3 authored by Michael Kuperstein's avatar Michael Kuperstein
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[X86] Allow x86 call frame optimization to fold more loads into pushes 

This abstracts away the test for "when can we fold across a MachineInstruction"
into the the MI interface, and changes call-frame optimization use the same test
the peephole optimizer users.

Differential Revision: http://reviews.llvm.org/D11945

llvm-svn: 244729
parent c5746865
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