tree 737ff9dfadaf960bd4017370dca95cb5ea9e5824
parent f11cae6f497fdcb8942feff7cecf5592037f178c
author Tim Northover <tnorthover@apple.com> 1470951655 +0000
committer Tim Northover <tnorthover@apple.com> 1470951655 +0000

GlobalISel: support 'null' constant in translation.

It's sharing the integer G_CONSTANT for now since I don't *think* it creates
any ambiguity (even on weird archs). If that turns out wrong we can create a
G_PTRCONSTANT or something.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@278423 91177308-0d34-0410-b5e6-96231b3b80d8