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Add a DebugLoc field and some simple accessors.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@63152 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2009-01-27 23:20:29 +00:00
parent 124c7fdd69
commit 06efc02854
2 changed files with 75 additions and 9 deletions
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31
include/llvm/CodeGen/MachineInstr.h
View File

@ -22,6 +22,7 @@
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/CodeGen/MachineMemOperand.h"
#include "llvm/Target/TargetInstrDesc.h"
#include "llvm/CodeGen/DebugLoc.h"
#include <list>
#include <vector>
@ -43,6 +44,7 @@ class MachineInstr : public ilist_node<MachineInstr> {
std::vector<MachineOperand> Operands; // the operands
std::list<MachineMemOperand> MemOperands; // information on memory references
MachineBasicBlock *Parent; // Pointer to the owning basic block.
DebugLoc debugLoc; // Source line information.
// OperandComplete - Return true if it's illegal to add a new operand
bool OperandsComplete() const;
@ -64,16 +66,33 @@ class MachineInstr : public ilist_node<MachineInstr> {
/// TID NULL and no operands.
MachineInstr();
// The next two constructors have DebugLoc and non-DebugLoc versions;
// over time, the non-DebugLoc versions should be phased out and eventually
// removed.
/// MachineInstr ctor - This constructor create a MachineInstr and add the
/// implicit operands. It reserves space for number of operands specified by
/// TargetInstrDesc.
/// TargetInstrDesc. The version with a DebugLoc should be preferred.
explicit MachineInstr(const TargetInstrDesc &TID, bool NoImp = false);
/// MachineInstr ctor - Work exactly the same as the ctor above, except that
/// the MachineInstr is created and added to the end of the specified basic
/// block. The version with a DebugLoc should be preferred.
///
MachineInstr(MachineBasicBlock *MBB, const TargetInstrDesc &TID);
/// MachineInstr ctor - This constructor create a MachineInstr and add the
/// implicit operands. It reserves space for number of operands specified by
/// TargetInstrDesc. An explicit DebugLoc is supplied.
explicit MachineInstr(const TargetInstrDesc &TID, const DebugLoc dl,
bool NoImp = false);
/// MachineInstr ctor - Work exactly the same as the ctor above, except that
/// the MachineInstr is created and added to the end of the specified basic
/// block.
///
MachineInstr(MachineBasicBlock *MBB, const TargetInstrDesc &TID);
MachineInstr(MachineBasicBlock *MBB, const DebugLoc dl,
const TargetInstrDesc &TID);
~MachineInstr();
@ -83,6 +102,10 @@ class MachineInstr : public ilist_node<MachineInstr> {
public:
const MachineBasicBlock* getParent() const { return Parent; }
MachineBasicBlock* getParent() { return Parent; }
/// getDebugLoc - Returns the debug location id of this MachineInstr.
///
const DebugLoc getDebugLoc() const { return debugLoc; }
/// getDesc - Returns the target instruction descriptor of this
/// MachineInstr.
@ -289,6 +312,10 @@ public:
///
void setDesc(const TargetInstrDesc &tid) { TID = &tid; }
/// setDebugLoc - Replace current source information with new such.
///
void setDebugLoc(const DebugLoc dl) { debugLoc = dl; }
/// RemoveOperand - Erase an operand from an instruction, leaving it with one
/// fewer operand than it started with.
///

53
lib/CodeGen/MachineInstr.cpp
View File

@ -283,7 +283,7 @@ void MachineMemOperand::Profile(FoldingSetNodeID &ID) const {
/// MachineInstr ctor - This constructor creates a dummy MachineInstr with
/// TID NULL and no operands.
MachineInstr::MachineInstr()
: TID(0), NumImplicitOps(0), Parent(0) {
: TID(0), NumImplicitOps(0), Parent(0), debugLoc(DebugLoc::getUnknownLoc()) {
// Make sure that we get added to a machine basicblock
LeakDetector::addGarbageObject(this);
}
@ -302,7 +302,8 @@ void MachineInstr::addImplicitDefUseOperands() {
/// TargetInstrDesc or the numOperands if it is not zero. (for
/// instructions with variable number of operands).
MachineInstr::MachineInstr(const TargetInstrDesc &tid, bool NoImp)
: TID(&tid), NumImplicitOps(0), Parent(0) {
: TID(&tid), NumImplicitOps(0), Parent(0),
debugLoc(DebugLoc::getUnknownLoc()) {
if (!NoImp && TID->getImplicitDefs())
for (const unsigned *ImpDefs = TID->getImplicitDefs(); *ImpDefs; ++ImpDefs)
NumImplicitOps++;
@ -316,12 +317,49 @@ MachineInstr::MachineInstr(const TargetInstrDesc &tid, bool NoImp)
LeakDetector::addGarbageObject(this);
}
/// MachineInstr ctor - Work exactly the same as the ctor above, except that the
/// MachineInstr is created and added to the end of the specified basic block.
/// MachineInstr ctor - As above, but with a DebugLoc.
MachineInstr::MachineInstr(const TargetInstrDesc &tid, const DebugLoc dl,
bool NoImp)
: TID(&tid), NumImplicitOps(0), Parent(0), debugLoc(dl) {
if (!NoImp && TID->getImplicitDefs())
for (const unsigned *ImpDefs = TID->getImplicitDefs(); *ImpDefs; ++ImpDefs)
NumImplicitOps++;
if (!NoImp && TID->getImplicitUses())
for (const unsigned *ImpUses = TID->getImplicitUses(); *ImpUses; ++ImpUses)
NumImplicitOps++;
Operands.reserve(NumImplicitOps + TID->getNumOperands());
if (!NoImp)
addImplicitDefUseOperands();
// Make sure that we get added to a machine basicblock
LeakDetector::addGarbageObject(this);
}
/// MachineInstr ctor - Work exactly the same as the ctor two above, except
/// that the MachineInstr is created and added to the end of the specified
/// basic block.
///
MachineInstr::MachineInstr(MachineBasicBlock *MBB,
MachineInstr::MachineInstr(MachineBasicBlock *MBB, const TargetInstrDesc &tid)
: TID(&tid), NumImplicitOps(0), Parent(0),
debugLoc(DebugLoc::getUnknownLoc()) {
assert(MBB && "Cannot use inserting ctor with null basic block!");
if (TID->ImplicitDefs)
for (const unsigned *ImpDefs = TID->getImplicitDefs(); *ImpDefs; ++ImpDefs)
NumImplicitOps++;
if (TID->ImplicitUses)
for (const unsigned *ImpUses = TID->getImplicitUses(); *ImpUses; ++ImpUses)
NumImplicitOps++;
Operands.reserve(NumImplicitOps + TID->getNumOperands());
addImplicitDefUseOperands();
// Make sure that we get added to a machine basicblock
LeakDetector::addGarbageObject(this);
MBB->push_back(this); // Add instruction to end of basic block!
}
/// MachineInstr ctor - As above, but with a DebugLoc.
///
MachineInstr::MachineInstr(MachineBasicBlock *MBB, const DebugLoc dl,
const TargetInstrDesc &tid)
: TID(&tid), NumImplicitOps(0), Parent(0) {
: TID(&tid), NumImplicitOps(0), Parent(0), debugLoc(dl) {
assert(MBB && "Cannot use inserting ctor with null basic block!");
if (TID->ImplicitDefs)
for (const unsigned *ImpDefs = TID->getImplicitDefs(); *ImpDefs; ++ImpDefs)
@ -339,7 +377,8 @@ MachineInstr::MachineInstr(MachineBasicBlock *MBB,
/// MachineInstr ctor - Copies MachineInstr arg exactly
///
MachineInstr::MachineInstr(MachineFunction &MF, const MachineInstr &MI)
: TID(&MI.getDesc()), NumImplicitOps(0), Parent(0) {
: TID(&MI.getDesc()), NumImplicitOps(0), Parent(0),
debugLoc(MI.getDebugLoc()) {
Operands.reserve(MI.getNumOperands());
// Add operands