//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "mips-isel"
#include "MipsISelDAGToDAG.h"
#include "MCTargetDesc/MipsBaseInfo.h"
#include "Mips.h"
#include "llvm/Target/TargetMachine.h"
using namespace llvm;
+#define DEBUG_TYPE "mips-isel"
+
//===----------------------------------------------------------------------===//
// Instruction Selector Implementation
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
bool MipsDAGToDAGISel::runOnMachineFunction(MachineFunction &MF) {
+ Subtarget = &static_cast<const MipsSubtarget &>(MF.getSubtarget());
bool Ret = SelectionDAGISel::runOnMachineFunction(MF);
processFunctionAfterISel(MF);
return false;
}
+bool MipsDAGToDAGISel::selectIntAddrLSL2MM(SDValue Addr, SDValue &Base,
+ SDValue &Offset) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
bool MipsDAGToDAGISel::selectIntAddrMSA(SDValue Addr, SDValue &Base,
SDValue &Offset) const {
llvm_unreachable("Unimplemented function.");
if (Node->isMachineOpcode()) {
DEBUG(errs() << "== "; Node->dump(CurDAG); errs() << "\n");
Node->setNodeId(-1);
- return NULL;
+ return nullptr;
}
// See if subclasses can handle this node.
#ifndef NDEBUG
case ISD::LOAD:
case ISD::STORE:
- assert(cast<MemSDNode>(Node)->getMemoryVT().getSizeInBits() / 8 <=
- cast<MemSDNode>(Node)->getAlignment() &&
+ assert((Subtarget->systemSupportsUnalignedAccess() ||
+ cast<MemSDNode>(Node)->getMemoryVT().getSizeInBits() / 8 <=
+ cast<MemSDNode>(Node)->getAlignment()) &&
"Unexpected unaligned loads/stores.");
break;
#endif
SDNode *ResNode = SelectCode(Node);
DEBUG(errs() << "=> ");
- if (ResNode == NULL || ResNode == Node)
+ if (ResNode == nullptr || ResNode == Node)
DEBUG(Node->dump(CurDAG));
else
DEBUG(ResNode->dump(CurDAG));
OutOps.push_back(Op);
return false;
}
-
-/// createMipsISelDag - This pass converts a legalized DAG into a
-/// MIPS-specific DAG, ready for instruction scheduling.
-FunctionPass *llvm::createMipsISelDag(MipsTargetMachine &TM) {
- if (TM.getSubtargetImpl()->inMips16Mode())
- return llvm::createMips16ISelDag(TM);
-
- return llvm::createMipsSEISelDag(TM);
-}