Files
clang-p2996/llvm/test/CodeGen/PowerPC
Matthias Braun 075d0c23d5 RegScavenging: Add scavengeRegisterBackwards()
Re-apply r276044 with off-by-1 instruction fix for the reload placement.

This is a variant of scavengeRegister() that works for
enterBasicBlockEnd()/backward(). The benefit of the backward mode is
that it is not affected by incomplete kill flags.

This patch also changes
PrologEpilogInserter::doScavengeFrameVirtualRegs() to use the register
scavenger in backwards mode.

Differential Revision: http://reviews.llvm.org/D21885

llvm-svn: 279124
2016-08-18 19:47:59 +00:00
..
2015-07-28 20:38:29 +00:00
2016-02-29 16:42:27 +00:00