[SystemZ] Use LOAD AND TEST to eliminate comparisons against zero
authorRichard Sandiford <rsandifo@linux.vnet.ibm.com>
Mon, 5 Aug 2013 11:03:20 +0000 (11:03 +0000)
committerRichard Sandiford <rsandifo@linux.vnet.ibm.com>
Mon, 5 Aug 2013 11:03:20 +0000 (11:03 +0000)
commitb49a3ab2627d1e5d2811dbc1295c8486ecc87713
treeb68f412c6277348fa5e75ce4c383d879eb56328f
parentc62c64a038bbc518b2dca91008914e2096c89038
[SystemZ] Use LOAD AND TEST to eliminate comparisons against zero

llvm-svn: 187720
llvm/lib/Target/SystemZ/SystemZElimCompare.cpp
llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
llvm/lib/Target/SystemZ/SystemZInstrInfo.h
llvm/test/CodeGen/SystemZ/int-cmp-44.ll