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add targetflags to jump tables and constant pool entries.

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llvm-svn: 74204
This commit is contained in:
Chris Lattner 2009-06-25 21:35:31 +00:00
parent f94959f1a3
commit 6a77e841e8
3 changed files with 49 additions and 37 deletions
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22
include/llvm/CodeGen/SelectionDAG.h
View File

@ -289,22 +289,26 @@ public:
SDValue getTargetFrameIndex(int FI, MVT VT) {
return getFrameIndex(FI, VT, true);
}
SDValue getJumpTable(int JTI, MVT VT, bool isTarget = false);
SDValue getTargetJumpTable(int JTI, MVT VT) {
return getJumpTable(JTI, VT, true);
SDValue getJumpTable(int JTI, MVT VT, bool isTarget = false,
unsigned char TargetFlags = 0);
SDValue getTargetJumpTable(int JTI, MVT VT, unsigned char TargetFlags = 0) {
return getJumpTable(JTI, VT, true, TargetFlags);
}
SDValue getConstantPool(Constant *C, MVT VT,
unsigned Align = 0, int Offs = 0, bool isT=false);
unsigned Align = 0, int Offs = 0, bool isT=false,
unsigned char TargetFlags = 0);
SDValue getTargetConstantPool(Constant *C, MVT VT,
unsigned Align = 0, int Offset = 0) {
return getConstantPool(C, VT, Align, Offset, true);
unsigned Align = 0, int Offset = 0,
unsigned char TargetFlags = 0) {
return getConstantPool(C, VT, Align, Offset, true, TargetFlags);
}
SDValue getConstantPool(MachineConstantPoolValue *C, MVT VT,
unsigned Align = 0, int Offs = 0, bool isT=false);
unsigned Align = 0, int Offs = 0, bool isT=false,
unsigned char TargetFlags = 0);
SDValue getTargetConstantPool(MachineConstantPoolValue *C,
MVT VT, unsigned Align = 0,
int Offset = 0) {
return getConstantPool(C, VT, Align, Offset, true);
int Offset = 0, unsigned char TargetFlags=0) {
return getConstantPool(C, VT, Align, Offset, true, TargetFlags);
}
// When generating a branch to a BB, we don't in general know enough
// to provide debug info for the BB at that time, so keep this one around.

34
include/llvm/CodeGen/SelectionDAGNodes.h
View File

@ -1860,14 +1860,16 @@ public:
class JumpTableSDNode : public SDNode {
int JTI;
unsigned char TargetFlags;
friend class SelectionDAG;
JumpTableSDNode(int jti, MVT VT, bool isTarg)
JumpTableSDNode(int jti, MVT VT, bool isTarg, unsigned char TF)
: SDNode(isTarg ? ISD::TargetJumpTable : ISD::JumpTable,
DebugLoc::getUnknownLoc(), getSDVTList(VT)), JTI(jti) {
DebugLoc::getUnknownLoc(), getSDVTList(VT)), JTI(jti), TargetFlags(TF) {
}
public:
int getIndex() const { return JTI; }
unsigned char getTargetFlags() const { return TargetFlags; }
static bool classof(const JumpTableSDNode *) { return true; }
static bool classof(const SDNode *N) {
@ -1883,40 +1885,27 @@ class ConstantPoolSDNode : public SDNode {
} Val;
int Offset; // It's a MachineConstantPoolValue if top bit is set.
unsigned Alignment; // Minimum alignment requirement of CP (not log2 value).
unsigned char TargetFlags;
friend class SelectionDAG;
ConstantPoolSDNode(bool isTarget, Constant *c, MVT VT, int o=0)
ConstantPoolSDNode(bool isTarget, Constant *c, MVT VT, int o, unsigned Align,
unsigned char TF)
: SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
DebugLoc::getUnknownLoc(),
getSDVTList(VT)), Offset(o), Alignment(0) {
assert((int)Offset >= 0 && "Offset is too large");
Val.ConstVal = c;
}
ConstantPoolSDNode(bool isTarget, Constant *c, MVT VT, int o, unsigned Align)
: SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
DebugLoc::getUnknownLoc(),
getSDVTList(VT)), Offset(o), Alignment(Align) {
getSDVTList(VT)), Offset(o), Alignment(Align), TargetFlags(TF) {
assert((int)Offset >= 0 && "Offset is too large");
Val.ConstVal = c;
}
ConstantPoolSDNode(bool isTarget, MachineConstantPoolValue *v,
MVT VT, int o=0)
MVT VT, int o, unsigned Align, unsigned char TF)
: SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
DebugLoc::getUnknownLoc(),
getSDVTList(VT)), Offset(o), Alignment(0) {
assert((int)Offset >= 0 && "Offset is too large");
Val.MachineCPVal = v;
Offset |= 1 << (sizeof(unsigned)*CHAR_BIT-1);
}
ConstantPoolSDNode(bool isTarget, MachineConstantPoolValue *v,
MVT VT, int o, unsigned Align)
: SDNode(isTarget ? ISD::TargetConstantPool : ISD::ConstantPool,
DebugLoc::getUnknownLoc(),
getSDVTList(VT)), Offset(o), Alignment(Align) {
getSDVTList(VT)), Offset(o), Alignment(Align), TargetFlags(TF) {
assert((int)Offset >= 0 && "Offset is too large");
Val.MachineCPVal = v;
Offset |= 1 << (sizeof(unsigned)*CHAR_BIT-1);
}
public:
bool isMachineConstantPoolEntry() const {
return (int)Offset < 0;
@ -1939,6 +1928,7 @@ public:
// Return the alignment of this constant pool object, which is either 0 (for
// default alignment) or the desired value.
unsigned getAlignment() const { return Alignment; }
unsigned char getTargetFlags() const { return TargetFlags; }
const Type *getType() const;

30
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
View File

@ -415,6 +415,7 @@ static void AddNodeIDCustom(FoldingSetNodeID &ID, const SDNode *N) {
case ISD::JumpTable:
case ISD::TargetJumpTable:
ID.AddInteger(cast<JumpTableSDNode>(N)->getIndex());
ID.AddInteger(cast<JumpTableSDNode>(N)->getTargetFlags());
break;
case ISD::ConstantPool:
case ISD::TargetConstantPool: {
@ -425,6 +426,7 @@ static void AddNodeIDCustom(FoldingSetNodeID &ID, const SDNode *N) {
CP->getMachineCPVal()->AddSelectionDAGCSEId(ID);
else
ID.AddPointer(CP->getConstVal());
ID.AddInteger(CP->getTargetFlags());
break;
}
case ISD::CALL: {
@ -1015,16 +1017,20 @@ SDValue SelectionDAG::getFrameIndex(int FI, MVT VT, bool isTarget) {
return SDValue(N, 0);
}
SDValue SelectionDAG::getJumpTable(int JTI, MVT VT, bool isTarget){
SDValue SelectionDAG::getJumpTable(int JTI, MVT VT, bool isTarget,
unsigned char TargetFlags) {
assert((TargetFlags == 0 || isTarget) &&
"Cannot set target flags on target-independent jump tables");
unsigned Opc = isTarget ? ISD::TargetJumpTable : ISD::JumpTable;
FoldingSetNodeID ID;
AddNodeIDNode(ID, Opc, getVTList(VT), 0, 0);
ID.AddInteger(JTI);
ID.AddInteger(TargetFlags);
void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
return SDValue(E, 0);
SDNode *N = NodeAllocator.Allocate<JumpTableSDNode>();
new (N) JumpTableSDNode(JTI, VT, isTarget);
new (N) JumpTableSDNode(JTI, VT, isTarget, TargetFlags);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
return SDValue(N, 0);
@ -1032,7 +1038,10 @@ SDValue SelectionDAG::getJumpTable(int JTI, MVT VT, bool isTarget){
SDValue SelectionDAG::getConstantPool(Constant *C, MVT VT,
unsigned Alignment, int Offset,
bool isTarget) {
bool isTarget,
unsigned char TargetFlags) {
assert((TargetFlags == 0 || isTarget) &&
"Cannot set target flags on target-independent globals");
if (Alignment == 0)
Alignment = TLI.getTargetData()->getPrefTypeAlignment(C->getType());
unsigned Opc = isTarget ? ISD::TargetConstantPool : ISD::ConstantPool;
@ -1041,11 +1050,12 @@ SDValue SelectionDAG::getConstantPool(Constant *C, MVT VT,
ID.AddInteger(Alignment);
ID.AddInteger(Offset);
ID.AddPointer(C);
ID.AddInteger(TargetFlags);
void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
return SDValue(E, 0);
SDNode *N = NodeAllocator.Allocate<ConstantPoolSDNode>();
new (N) ConstantPoolSDNode(isTarget, C, VT, Offset, Alignment);
new (N) ConstantPoolSDNode(isTarget, C, VT, Offset, Alignment, TargetFlags);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
return SDValue(N, 0);
@ -1054,7 +1064,10 @@ SDValue SelectionDAG::getConstantPool(Constant *C, MVT VT,
SDValue SelectionDAG::getConstantPool(MachineConstantPoolValue *C, MVT VT,
unsigned Alignment, int Offset,
bool isTarget) {
bool isTarget,
unsigned char TargetFlags) {
assert((TargetFlags == 0 || isTarget) &&
"Cannot set target flags on target-independent globals");
if (Alignment == 0)
Alignment = TLI.getTargetData()->getPrefTypeAlignment(C->getType());
unsigned Opc = isTarget ? ISD::TargetConstantPool : ISD::ConstantPool;
@ -1063,11 +1076,12 @@ SDValue SelectionDAG::getConstantPool(MachineConstantPoolValue *C, MVT VT,
ID.AddInteger(Alignment);
ID.AddInteger(Offset);
C->AddSelectionDAGCSEId(ID);
ID.AddInteger(TargetFlags);
void *IP = 0;
if (SDNode *E = CSEMap.FindNodeOrInsertPos(ID, IP))
return SDValue(E, 0);
SDNode *N = NodeAllocator.Allocate<ConstantPoolSDNode>();
new (N) ConstantPoolSDNode(isTarget, C, VT, Offset, Alignment);
new (N) ConstantPoolSDNode(isTarget, C, VT, Offset, Alignment, TargetFlags);
CSEMap.InsertNode(N, IP);
AllNodes.push_back(N);
return SDValue(N, 0);
@ -5502,6 +5516,8 @@ void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const {
OS << "<" << FIDN->getIndex() << ">";
} else if (const JumpTableSDNode *JTDN = dyn_cast<JumpTableSDNode>(this)) {
OS << "<" << JTDN->getIndex() << ">";
if (unsigned char TF = JTDN->getTargetFlags())
OS << " [TF=" << TF << ']';
} else if (const ConstantPoolSDNode *CP = dyn_cast<ConstantPoolSDNode>(this)){
int offset = CP->getOffset();
if (CP->isMachineConstantPoolEntry())
@ -5512,6 +5528,8 @@ void SDNode::print_details(raw_ostream &OS, const SelectionDAG *G) const {
OS << " + " << offset;
else
OS << " " << offset;
if (unsigned char TF = CP->getTargetFlags())
OS << " [TF=" << TF << ']';
} else if (const BasicBlockSDNode *BBDN = dyn_cast<BasicBlockSDNode>(this)) {
OS << "<";
const Value *LBB = (const Value*)BBDN->getBasicBlock()->getBasicBlock();