//
//===----------------------------------------------------------------------===//
+#include "llvm/DerivedTypes.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/SSARegMap.h"
#include "llvm/CodeGen/MachineJumpTableInfo.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/Target/TargetData.h"
+#include "llvm/Target/TargetLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetFrameInfo.h"
#include "llvm/Function.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/Config/config.h"
#include <fstream>
-#include <iostream>
#include <sstream>
-
using namespace llvm;
static AnnotationID MF_AID(
MachineFunction::MachineFunction(const Function *F,
const TargetMachine &TM)
- : Annotation(MF_AID), Fn(F), Target(TM), UsedPhysRegs(0) {
+ : Annotation(MF_AID), Fn(F), Target(TM) {
SSARegMapping = new SSARegMap();
MFInfo = 0;
FrameInfo = new MachineFrameInfo();
ConstantPool = new MachineConstantPool(TM.getTargetData());
- JumpTableInfo = new MachineJumpTableInfo(TM.getTargetData());
+ UsedPhysRegs.resize(TM.getRegisterInfo()->getNumRegs());
+
+ // Set up jump table.
+ const TargetData &TD = *TM.getTargetData();
+ bool IsPic = TM.getRelocationModel() == Reloc::PIC_;
+ unsigned EntrySize = IsPic ? 4 : TD.getPointerSize();
+ unsigned Alignment = IsPic ? TD.getABITypeAlignment(Type::Int32Ty)
+ : TD.getPointerABIAlignment();
+ JumpTableInfo = new MachineJumpTableInfo(EntrySize, Alignment);
+
BasicBlocks.Parent = this;
}
delete FrameInfo;
delete ConstantPool;
delete JumpTableInfo;
- delete[] UsedPhysRegs;
}
}
-void MachineFunction::dump() const { print(std::cerr); }
+void MachineFunction::dump() const { print(*cerr.stream()); }
void MachineFunction::print(std::ostream &OS) const {
OS << "# Machine code for " << Fn->getName () << "():\n";
#ifndef NDEBUG
ViewGraph(this, "mf" + getFunction()->getName());
#else
- std::cerr << "SelectionDAG::viewGraph is only available in debug builds on "
- << "systems with Graphviz or gv!\n";
+ cerr << "SelectionDAG::viewGraph is only available in debug builds on "
+ << "systems with Graphviz or gv!\n";
#endif // NDEBUG
}
if (i < NumFixedObjects)
OS << " fixed";
if (i < NumFixedObjects || SO.SPOffset != -1) {
- int Off = SO.SPOffset - ValOffset;
+ int64_t Off = SO.SPOffset - ValOffset;
OS << " at location [SP";
if (Off > 0)
OS << "+" << Off;
}
void MachineFrameInfo::dump(const MachineFunction &MF) const {
- print(MF, std::cerr);
+ print(MF, *cerr.stream());
}
/// or return an existing one.
///
unsigned MachineJumpTableInfo::getJumpTableIndex(
- std::vector<MachineBasicBlock*> &DestBBs) {
+ const std::vector<MachineBasicBlock*> &DestBBs) {
+ assert(!DestBBs.empty() && "Cannot create an empty jump table!");
for (unsigned i = 0, e = JumpTables.size(); i != e; ++i)
if (JumpTables[i].MBBs == DestBBs)
return i;
}
}
-unsigned MachineJumpTableInfo::getEntrySize() const {
- return TD->getPointerSize();
-}
-
-unsigned MachineJumpTableInfo::getAlignment() const {
- return TD->getPointerAlignment();
-}
-
-void MachineJumpTableInfo::dump() const { print(std::cerr); }
+void MachineJumpTableInfo::dump() const { print(*cerr.stream()); }
//===----------------------------------------------------------------------===//
Constants[i].Val.MachineCPVal->print(OS);
else
OS << *(Value*)Constants[i].Val.ConstVal;
- OS << " , offset=" << Constants[i].Offset;
+ OS << " , offset=" << Constants[i].getOffset();
OS << "\n";
}
}
-void MachineConstantPool::dump() const { print(std::cerr); }
+void MachineConstantPool::dump() const { print(*cerr.stream()); }