#define LLVM_CODEGEN_MACHINEFUNCTION_H
#include "llvm/ADT/ilist.h"
-#include "llvm/CodeGen/DebugLoc.h"
+#include "llvm/Support/DebugLoc.h"
+#include "llvm/CodeGen/Dump.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
-#include "llvm/Support/Annotation.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/Recycler.h"
class MachineConstantPool;
class MachineJumpTableInfo;
class TargetMachine;
+class TargetRegisterClass;
template <>
struct ilist_traits<MachineBasicBlock>
: public ilist_default_traits<MachineBasicBlock> {
- mutable ILIST_NODE<MachineBasicBlock> Sentinel;
+ mutable ilist_node<MachineBasicBlock> Sentinel;
public:
MachineBasicBlock *createSentinel() const {
return static_cast<MachineBasicBlock*>(&Sentinel);
virtual ~MachineFunctionInfo() {}
};
-class MachineFunction : private Annotation {
- const Function *Fn;
+class MachineFunction {
+ Function *Fn;
const TargetMachine &Target;
// RegInfo - Information about each register in use in the function.
// Tracks debug locations.
DebugLocTracker DebugLocInfo;
+ // The alignment of the function.
+ unsigned Alignment;
+
public:
- MachineFunction(const Function *Fn, const TargetMachine &TM);
+ MachineFunction(Function *Fn, const TargetMachine &TM);
~MachineFunction();
/// getFunction - Return the LLVM function that this machine code represents
///
- const Function *getFunction() const { return Fn; }
+ Function *getFunction() const { return Fn; }
/// getTarget - Return the target machine this machine code is compiled with
///
MachineConstantPool *getConstantPool() { return ConstantPool; }
const MachineConstantPool *getConstantPool() const { return ConstantPool; }
+ /// getAlignment - Return the alignment (log2, not bytes) of the function.
+ ///
+ unsigned getAlignment() const { return Alignment; }
+
+ /// setAlignment - Set the alignment (log2, not bytes) of the function.
+ ///
+ void setAlignment(unsigned A) { Alignment = A; }
+
/// MachineFunctionInfo - Keep track of various per-function pieces of
/// information for backends that would like to do so.
///
/// basic block can be found by using the MBB::getBlockNumber method, this
/// method provides the inverse mapping.
///
- MachineBasicBlock *getBlockNumbered(unsigned N) {
+ MachineBasicBlock *getBlockNumbered(unsigned N) const {
assert(N < MBBNumbering.size() && "Illegal block number");
assert(MBBNumbering[N] && "Block was removed from the machine function!");
return MBBNumbering[N];
/// print - Print out the MachineFunction in a format suitable for debugging
/// to the specified stream.
///
- void print(std::ostream &OS) const;
- void print(std::ostream *OS) const { if (OS) print(*OS); }
+ void print(std::ostream &OS,
+ const PrefixPrinter &prefix = PrefixPrinter()) const;
+ void print(std::ostream *OS,
+ const PrefixPrinter &prefix = PrefixPrinter()) const {
+ if (OS) print(*OS, prefix);
+ }
/// viewCFG - This function is meant for use from the debugger. You can just
/// say 'call F->viewCFG()' and a ghostview window should pop up from the
///
void dump() const;
- /// construct - Allocate and initialize a MachineFunction for a given Function
- /// and Target
- ///
- static MachineFunction& construct(const Function *F, const TargetMachine &TM);
-
- /// destruct - Destroy the MachineFunction corresponding to a given Function
- ///
- static void destruct(const Function *F);
-
- /// get - Return a handle to a MachineFunction corresponding to the given
- /// Function. This should not be called before "construct()" for a given
- /// Function.
- ///
- static MachineFunction& get(const Function *F);
-
// Provide accessors for the MachineBasicBlock list...
typedef BasicBlockListType::iterator iterator;
typedef BasicBlockListType::const_iterator const_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
typedef std::reverse_iterator<iterator> reverse_iterator;
+ /// addLiveIn - Add the specified physical register as a live-in value and
+ /// create a corresponding virtual register for it.
+ unsigned addLiveIn(unsigned PReg, const TargetRegisterClass *RC);
+
//===--------------------------------------------------------------------===//
// BasicBlock accessor functions.
//
/// getOrCreateDebugLocID - Look up the DebugLocTuple index with the given
/// source file, line, and column. If none currently exists, create a new
/// DebugLocTuple, and insert it into the DebugIdMap.
- unsigned getOrCreateDebugLocID(unsigned Src, unsigned Line, unsigned Col);
+ unsigned getOrCreateDebugLocID(GlobalVariable *CompileUnit,
+ unsigned Line, unsigned Col);
/// getDebugLocTuple - Get the DebugLocTuple for a given DebugLoc object.
DebugLocTuple getDebugLocTuple(DebugLoc DL) const;
/// setDefaultDebugLoc - Get the default debug location for the machine
/// function.
void setDefaultDebugLoc(DebugLoc DL) { DefaultDebugLoc = DL; }
+
+ /// getDebugLocInfo - Get the debug info location tracker.
+ DebugLocTracker &getDebugLocInfo() { return DebugLocInfo; }
};
//===--------------------------------------------------------------------===//