[MIPS] Add cpu octeon and some instructions

[oota-llvm.git] / lib / Target / Mips / MipsISelLowering.cpp

diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp
index 92250b820885cad68a11af6302bc35592f80be53..1e4cb4ac4fdc3363ce61e12f1a21a4f99e9c21f4 100644 (file)
--- a/lib/Target/Mips/MipsISelLowering.cpp
+++ b/lib/Target/Mips/MipsISelLowering.cpp
@@ -295,8 +295,13 @@ MipsTargetLowering(MipsTargetMachine &TM)
   setOperationAction(ISD::FP_TO_UINT,        MVT::i32,   Expand);
   setOperationAction(ISD::FP_TO_UINT,        MVT::i64,   Expand);
   setOperationAction(ISD::SIGN_EXTEND_INREG, MVT::i1,    Expand);
-  setOperationAction(ISD::CTPOP,             MVT::i32,   Expand);
-  setOperationAction(ISD::CTPOP,             MVT::i64,   Expand);
+  if (Subtarget->hasCnMips()) {
+    setOperationAction(ISD::CTPOP,           MVT::i32,   Legal);
+    setOperationAction(ISD::CTPOP,           MVT::i64,   Legal);
+  } else {
+    setOperationAction(ISD::CTPOP,           MVT::i32,   Expand);
+    setOperationAction(ISD::CTPOP,           MVT::i64,   Expand);
+  }
   setOperationAction(ISD::CTTZ,              MVT::i32,   Expand);
   setOperationAction(ISD::CTTZ,              MVT::i64,   Expand);
   setOperationAction(ISD::CTTZ_ZERO_UNDEF,   MVT::i32,   Expand);