//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "mips-isel"
#include "MipsISelDAGToDAG.h"
-#include "Mips16ISelDAGToDAG.h"
-#include "MipsSEISelDAGToDAG.h"
-#include "Mips.h"
#include "MCTargetDesc/MipsBaseInfo.h"
+#include "Mips.h"
+#include "Mips16ISelDAGToDAG.h"
#include "MipsMachineFunction.h"
#include "MipsRegisterInfo.h"
+#include "MipsSEISelDAGToDAG.h"
#include "llvm/CodeGen/MachineConstantPool.h"
#include "llvm/CodeGen/MachineFrameInfo.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
#include "llvm/CodeGen/SelectionDAGNodes.h"
+#include "llvm/IR/CFG.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/Type.h"
-#include "llvm/Support/CFG.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.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.");
+ return false;
+}
+
bool MipsDAGToDAGISel::selectAddr16(SDNode *Parent, SDValue N, SDValue &Base,
SDValue &Offset, SDValue &Alias) {
llvm_unreachable("Unimplemented function.");
return false;
}
+bool MipsDAGToDAGISel::selectVSplat(SDNode *N, APInt &Imm,
+ unsigned MinSizeInBits) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm1(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm2(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm3(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm4(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm5(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm6(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimm8(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatSimm5(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimmPow2(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatUimmInvPow2(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatMaskL(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
+bool MipsDAGToDAGISel::selectVSplatMaskR(SDValue N, SDValue &Imm) const {
+ llvm_unreachable("Unimplemented function.");
+ return false;
+}
+
/// Select instructions not customized! Used for
/// expanded, promoted and normal instructions
SDNode* MipsDAGToDAGISel::Select(SDNode *Node) {
// If we have a custom node, we already have selected!
if (Node->isMachineOpcode()) {
DEBUG(errs() << "== "; Node->dump(CurDAG); errs() << "\n");
- return NULL;
+ Node->setNodeId(-1);
+ 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));
}
bool MipsDAGToDAGISel::
-SelectInlineAsmMemoryOperand(const SDValue &Op, char ConstraintCode,
+SelectInlineAsmMemoryOperand(const SDValue &Op, unsigned ConstraintID,
std::vector<SDValue> &OutOps) {
- assert(ConstraintCode == 'm' && "unexpected asm memory constraint");
- 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);
+ // All memory constraints can at least accept raw pointers.
+ switch(ConstraintID) {
+ default:
+ llvm_unreachable("Unexpected asm memory constraint");
+ case InlineAsm::Constraint_i:
+ case InlineAsm::Constraint_m:
+ case InlineAsm::Constraint_R:
+ case InlineAsm::Constraint_ZC:
+ OutOps.push_back(Op);
+ return false;
+ }
+ return true;
}