[mips][micromips] Fix JmpLink to TargetExternalSymbol

When matching MipsISD::JmpLink t9, TargetExternalSymbol:i32'...',
wrong JALR16_MM is selected. This patch adds missing pattern for
JmpLink, so that JAL instruction is selected.

Differential Revision: https://reviews.llvm.org/D53366


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@345830 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed