IR: Split out writeMDTuple(), NFC
authorDuncan P. N. Exon Smith <dexonsmith@apple.com>
Mon, 12 Jan 2015 23:45:31 +0000 (23:45 +0000)
committerDuncan P. N. Exon Smith <dexonsmith@apple.com>
Mon, 12 Jan 2015 23:45:31 +0000 (23:45 +0000)
commita6de6a4013ca744b377f742e699fb95e39b29f83
tree198adb25e7533ef58b3c63a00b372f6834c1751a
parenta4c30d6509260cce67904710bccb3cd07d396971
IR: Split out writeMDTuple(), NFC

Prepare for more subclasses of `UniquableMDNode` than `MDTuple`.

llvm-svn: 225732
llvm/lib/IR/AsmWriter.cpp