[SystemZ] Add support for IBM z14 processor (1/3)

This patch series adds support for the IBM z14 processor.  This part includes:
- Basic support for the new processor and its features.
- Support for new instructions (except vector 32-bit float and 128-bit float).
- CodeGen for new instructions, including new LLVM intrinsics.
- Scheduler description for the new processor.
- Detection of z14 as host processor.

Support for the new 32-bit vector float and 128-bit vector float
instructions is provided by separate patches.

llvm-svn: 308194
diff --git a/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp b/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
index 66a5ff1..eaa694b 100644
--- a/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp
@@ -1434,6 +1434,7 @@
 SystemZInstrInfo::getBranchInfo(const MachineInstr &MI) const {
   switch (MI.getOpcode()) {
   case SystemZ::BR:
+  case SystemZ::BI:
   case SystemZ::J:
   case SystemZ::JG:
     return SystemZII::Branch(SystemZII::BranchNormal, SystemZ::CCMASK_ANY,