Add definitions for the PPC a2q core marked as having QPX available

This is the first commit of a large series which will add support for the
QPX vector instruction set to the PowerPC backend. This instruction set is
used on the IBM Blue Gene/Q supercomputers.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173973 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/PowerPC/a2q.ll b/test/CodeGen/PowerPC/a2q.ll
new file mode 100644
index 0000000..b26480f
--- /dev/null
+++ b/test/CodeGen/PowerPC/a2q.ll
@@ -0,0 +1,10 @@
+; RUN: llc < %s -march=ppc64 -mcpu=a2q | FileCheck %s
+; RUN: llc < %s -march=ppc64 -mcpu=a2 -mattr=+qpx | FileCheck %s
+
+define void @foo() {
+entry:
+  ret void
+}
+
+; CHECK: @foo
+