granicus.if.org Git - llvm/commit

]> granicus.if.org Git - llvm/commit

author	Simon Pilgrim <llvm-dev@redking.me.uk>
	Wed, 19 Oct 2016 15:59:28 +0000 (15:59 +0000)
committer	Simon Pilgrim <llvm-dev@redking.me.uk>
	Wed, 19 Oct 2016 15:59:28 +0000 (15:59 +0000)
commit	f02821bc980c269c30e7f6e02ed03dfcabb3bd39
tree	d54de5055867c2b55c605ff32a0ab25d3aab1f60	tree \| snapshot
parent	96f32a0e61dee1a869dc0eb862cd6ac9223f807d	commit \| diff

[DAGCombiner] Add general constant vector support to (shl (mul x, c1), c2) -> (mul x, c1 << c2)

We already supported scalar constant / splatted constant vector - now accepts any (non opaque) constant scalar / vector

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@284607 91177308-0d34-0410-b5e6-96231b3b80d8

lib/CodeGen/SelectionDAG/DAGCombiner.cpp		diff \| blob \| history
test/CodeGen/X86/combine-shl.ll		diff \| blob \| history

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