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use repmovsb when optimizing forminsize
authorClement Courbet <courbet@google.com>
Fri, 21 Apr 2017 09:20:55 +0000 (09:20 +0000)
committerClement Courbet <courbet@google.com>
Fri, 21 Apr 2017 09:20:55 +0000 (09:20 +0000)
commit69190edbb93a67fb7a83bcb18c5e7bbc83239836
tree4591637293812ed41b186f27cc8e1ed1f4c79e72
parente5aaed5aca373ed5bcee1eedbb9832353e7b3607
use repmovsb when optimizing forminsize

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@300960 91177308-0d34-0410-b5e6-96231b3b80d8
lib/Target/X86/X86SelectionDAGInfo.cpp
test/CodeGen/X86/memcpy-struct-by-value.ll