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Hexagon: Add support to lower block address.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176637 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jyotsna Verma
2013-03-07 19:10:28 +00:00
parent ccd38f4efb
commit b6716187ca
6 changed files with 106 additions and 0 deletions
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12
lib/Target/Hexagon/HexagonISelLowering.cpp
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@@ -1024,6 +1024,14 @@ SDValue HexagonTargetLowering::LowerGLOBALADDRESS(SDValue Op,
return DAG.getNode(HexagonISD::CONST32, dl, getPointerTy(), Result);
}
SDValue
HexagonTargetLowering::LowerBlockAddress(SDValue Op, SelectionDAG &DAG) const {
const BlockAddress *BA = cast<BlockAddressSDNode>(Op)->getBlockAddress();
SDValue BA_SD = DAG.getTargetBlockAddress(BA, MVT::i32);
DebugLoc dl = Op.getDebugLoc();
return DAG.getNode(HexagonISD::CONST32_GP, dl, getPointerTy(), BA_SD);
}
//===----------------------------------------------------------------------===//
// TargetLowering Implementation
//===----------------------------------------------------------------------===//
@@ -1297,6 +1305,7 @@ HexagonTargetLowering::HexagonTargetLowering(HexagonTargetMachine
// Custom legalize GlobalAddress nodes into CONST32.
setOperationAction(ISD::GlobalAddress, MVT::i32, Custom);
setOperationAction(ISD::GlobalAddress, MVT::i8, Custom);
setOperationAction(ISD::BlockAddress, MVT::i32, Custom);
// Truncate action?
setOperationAction(ISD::TRUNCATE, MVT::i64, Expand);
@@ -1459,6 +1468,8 @@ HexagonTargetLowering::getTargetNodeName(unsigned Opcode) const {
switch (Opcode) {
default: return 0;
case HexagonISD::CONST32: return "HexagonISD::CONST32";
case HexagonISD::CONST32_GP: return "HexagonISD::CONST32_GP";
case HexagonISD::CONST32_Int_Real: return "HexagonISD::CONST32_Int_Real";
case HexagonISD::ADJDYNALLOC: return "HexagonISD::ADJDYNALLOC";
case HexagonISD::CMPICC: return "HexagonISD::CMPICC";
case HexagonISD::CMPFCC: return "HexagonISD::CMPFCC";
@@ -1507,6 +1518,7 @@ HexagonTargetLowering::LowerOperation(SDValue Op, SelectionDAG &DAG) const {
case ISD::MEMBARRIER: return LowerMEMBARRIER(Op, DAG);
case ISD::ATOMIC_FENCE: return LowerATOMIC_FENCE(Op, DAG);
case ISD::GlobalAddress: return LowerGLOBALADDRESS(Op, DAG);
case ISD::BlockAddress: return LowerBlockAddress(Op, DAG);
case ISD::VASTART: return LowerVASTART(Op, DAG);
case ISD::BR_JT: return LowerBR_JT(Op, DAG);