Add long branch expansion pass for MIPS.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@158433 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsTargetMachine.cpp b/lib/Target/Mips/MipsTargetMachine.cpp
index 7ba610e..b03baa8 100644
--- a/lib/Target/Mips/MipsTargetMachine.cpp
+++ b/lib/Target/Mips/MipsTargetMachine.cpp
@@ -124,7 +124,13 @@
// machine code is emitted. return true if -print-machineinstrs should
// print out the code after the passes.
bool MipsPassConfig::addPreEmitPass() {
- PM->add(createMipsDelaySlotFillerPass(getMipsTargetMachine()));
+ MipsTargetMachine &TM = getMipsTargetMachine();
+ PM->add(createMipsDelaySlotFillerPass(TM));
+
+ // NOTE: long branch has not been implemented for mips16.
+ if (TM.getSubtarget<MipsSubtarget>().hasStandardEncoding())
+ PM->add(createMipsLongBranchPass(TM));
+
return true;
}