Set operation actions for load/store nodes in the Mips backend.

llvm-svn: 157866

1 files changed, 11 insertions, 0 deletions

diff --git a/llvm/lib/Target/Mips/MipsISelLowering.cpp b/llvm/lib/Target/Mips/MipsISelLowering.cpp
index 992ecfc3c6f..8cd602ca64c 100644
--- a/llvm/lib/Target/Mips/MipsISelLowering.cpp
+++ b/llvm/lib/Target/Mips/MipsISelLowering.cpp
@@ -161,6 +161,8 @@ MipsTargetLowering(MipsTargetMachine &TM)
   setOperationAction(ISD::FCOPYSIGN,          MVT::f64,   Custom);
   setOperationAction(ISD::MEMBARRIER,         MVT::Other, Custom);
   setOperationAction(ISD::ATOMIC_FENCE,       MVT::Other, Custom);
+  setOperationAction(ISD::LOAD,               MVT::i32, Custom);
+  setOperationAction(ISD::STORE,              MVT::i32, Custom);
 
   if (!TM.Options.NoNaNsFPMath) {
     setOperationAction(ISD::FABS,             MVT::f32,   Custom);
@@ -175,6 +177,8 @@ MipsTargetLowering(MipsTargetMachine &TM)
     setOperationAction(ISD::ConstantPool,       MVT::i64,   Custom);
     setOperationAction(ISD::SELECT,             MVT::i64,   Custom);
     setOperationAction(ISD::DYNAMIC_STACKALLOC, MVT::i64,   Custom);
+    setOperationAction(ISD::LOAD,               MVT::i64,   Custom);
+    setOperationAction(ISD::STORE,              MVT::i64,   Custom);
   }
 
   if (!HasMips64) {
@@ -277,6 +281,13 @@ MipsTargetLowering(MipsTargetMachine &TM)
     setOperationAction(ISD::BSWAP, MVT::i64, Expand);
   }
 
+  if (HasMips64) {
+    setLoadExtAction(ISD::SEXTLOAD, MVT::i32, Custom);
+    setLoadExtAction(ISD::ZEXTLOAD, MVT::i32, Custom);
+    setLoadExtAction(ISD::EXTLOAD, MVT::i32, Custom);
+    setTruncStoreAction(MVT::i64, MVT::i32, Custom);
+  }
+
   setTargetDAGCombine(ISD::ADDE);
   setTargetDAGCombine(ISD::SUBE);
   setTargetDAGCombine(ISD::SDIVREM);