[X86] Make memcmp() use PTEST if possible and also enable AVX1
authorDavid Zarzycki <dave@znu.io>
Tue, 15 Oct 2019 17:40:12 +0000 (17:40 +0000)
committerDavid Zarzycki <dave@znu.io>
Tue, 15 Oct 2019 17:40:12 +0000 (17:40 +0000)
commit59390efef2599a268f2249f7d3f80111952d53ff
treee79de308f4bd4e8b8088e485631541d2468eb095
parent27c7a9b157555e53fb3887e87a492f74fa8bcc56
[X86] Make memcmp() use PTEST if possible and also enable AVX1

llvm-svn: 374922
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
llvm/lib/Target/X86/X86ISelLowering.cpp
llvm/test/CodeGen/X86/memcmp-minsize.ll
llvm/test/CodeGen/X86/memcmp-optsize.ll
llvm/test/CodeGen/X86/memcmp.ll
llvm/test/CodeGen/X86/setcc-wide-types.ll