Changes in directory llvm/lib/CodeGen/SelectionDAG:
DAGCombiner.cpp updated: 1.76 -> 1.77
LegalizeDAG.cpp updated: 1.252 -> 1.253
SelectionDAG.cpp updated: 1.233 -> 1.234
---
Log message:
Added initial support for DEBUG_LABEL allowing debug specific labels to be
inserted in the code.
---
Diffs of the changes: (+57 -31)
DAGCombiner.cpp | 3 -
LegalizeDAG.cpp | 84 ++++++++++++++++++++++++++++++++++++-------------------
SelectionDAG.cpp | 1
3 files changed, 57 insertions(+), 31 deletions(-)
Index: llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.76
llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.77
--- llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp:1.76 Wed Jan 4 09:04:11 2006
+++ llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp Wed Jan 4 19:25:28 2006
@@ -2117,8 +2117,7 @@
return DAG.getNode(ISD::DEBUG_LOC, MVT::Other, Chain.getOperand(0),
N->getOperand(1),
N->getOperand(2),
- N->getOperand(3),
- N->getOperand(4));
+ N->getOperand(3));
}
return SDOperand();
Index: llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.252
llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.253
--- llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp:1.252 Wed Jan 4 16:28:25 2006
+++ llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp Wed Jan 4 19:25:28 2006
@@ -619,20 +619,33 @@
default: assert(0 && "This action is not supported yet!");
case TargetLowering::Expand: {
MachineDebugInfo *DebugInfo = DAG.getMachineDebugInfo();
- if (TLI.isOperationLegal(ISD::DEBUG_LOC, MVT::Other) && DebugInfo) {
- std::vector<SDOperand> Ops;
- Ops.push_back(Tmp1); // chain
- Ops.push_back(Node->getOperand(1)); // line #
- Ops.push_back(Node->getOperand(2)); // col #
- const std::string &fname =
+ bool useDEBUG_LOC = TLI.isOperationLegal(ISD::DEBUG_LOC, MVT::Other);
+ bool useDEBUG_LABEL = TLI.isOperationLegal(ISD::DEBUG_LABEL, MVT::Other);
+
+ if (DebugInfo && (useDEBUG_LOC || useDEBUG_LABEL)) {
+ const std::string &FName =
cast<StringSDNode>(Node->getOperand(3))->getValue();
- const std::string &dirname =
+ const std::string &DirName =
cast<StringSDNode>(Node->getOperand(4))->getValue();
- unsigned srcfile = DebugInfo->getUniqueSourceID(fname, dirname);
- Ops.push_back(DAG.getConstant(srcfile, MVT::i32)); // source file id
- unsigned id = DebugInfo->getNextUniqueID();
- Ops.push_back(DAG.getConstant(id, MVT::i32)); // label id
- Result = DAG.getNode(ISD::DEBUG_LOC, MVT::Other, Ops);
+ unsigned SrcFile = DebugInfo->getUniqueSourceID(FName, DirName);
+
+ std::vector<SDOperand> Ops;
+ Ops.push_back(Tmp1); // chain
+ SDOperand LineOp = Node->getOperand(1);
+ SDOperand ColOp = Node->getOperand(2);
+
+ if (useDEBUG_LOC) {
+ Ops.push_back(LineOp); // line #
+ Ops.push_back(ColOp); // col #
+ Ops.push_back(DAG.getConstant(SrcFile, MVT::i32)); // source file id
+ Result = DAG.getNode(ISD::DEBUG_LOC, MVT::Other, Ops);
+ } else {
+ unsigned Line = dyn_cast<ConstantSDNode>(LineOp)->getValue();
+ unsigned Col = dyn_cast<ConstantSDNode>(ColOp)->getValue();
+ unsigned ID = DebugInfo->RecordLabel(Line, Col, SrcFile);
+ Ops.push_back(DAG.getConstant(ID, MVT::i32));
+ Result = DAG.getNode(ISD::DEBUG_LABEL, MVT::Other, Ops);
+ }
} else {
Result = Tmp1; // chain
}
@@ -661,27 +674,40 @@
break;
case ISD::DEBUG_LOC:
- assert(Node->getNumOperands() == 5 && "Invalid DEBUG_LOC node!");
+ assert(Node->getNumOperands() == 4 && "Invalid DEBUG_LOC node!");
switch (TLI.getOperationAction(ISD::DEBUG_LOC, MVT::Other)) {
case TargetLowering::Promote:
case TargetLowering::Expand:
default: assert(0 && "This action is not supported yet!");
- case TargetLowering::Legal: {
- SDOperand Tmp5;
- Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain.
- Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the line #.
- Tmp3 = LegalizeOp(Node->getOperand(2)); // Legalize the col #.
- Tmp4 = LegalizeOp(Node->getOperand(3)); // Legalize the source file
id.
- Tmp5 = LegalizeOp(Node->getOperand(4)); // Legalize the label id.
-
- if (Tmp1 != Node->getOperand(0) ||
- Tmp2 != Node->getOperand(1) ||
- Tmp3 != Node->getOperand(2) ||
- Tmp4 != Node->getOperand(3) ||
- Tmp5 != Node->getOperand(4)) {
- Result =
- DAG.getNode(ISD::DEBUG_LOC,MVT::Other, Tmp1, Tmp2, Tmp3, Tmp4,
Tmp5);
- }
+ case TargetLowering::Legal:
+ Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain.
+ Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the line #.
+ Tmp3 = LegalizeOp(Node->getOperand(2)); // Legalize the col #.
+ Tmp4 = LegalizeOp(Node->getOperand(3)); // Legalize the source file id.
+
+ if (Tmp1 != Node->getOperand(0) ||
+ Tmp2 != Node->getOperand(1) ||
+ Tmp3 != Node->getOperand(2) ||
+ Tmp4 != Node->getOperand(3)) {
+ Result = DAG.getNode(ISD::DEBUG_LOC,MVT::Other, Tmp1, Tmp2, Tmp3,
Tmp4);
+ }
+ break;
+ }
+ break;
+
+ case ISD::DEBUG_LABEL:
+ assert(Node->getNumOperands() == 2 && "Invalid DEBUG_LABEL node!");
+ switch (TLI.getOperationAction(ISD::DEBUG_LABEL, MVT::Other)) {
+ case TargetLowering::Promote:
+ case TargetLowering::Expand:
+ default: assert(0 && "This action is not supported yet!");
+ case TargetLowering::Legal:
+ Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain.
+ Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the label id.
+
+ if (Tmp1 != Node->getOperand(0) ||
+ Tmp2 != Node->getOperand(1)) {
+ Result = DAG.getNode(ISD::DEBUG_LABEL, MVT::Other, Tmp1, Tmp2);
}
break;
}
Index: llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
diff -u llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:1.233
llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:1.234
--- llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp:1.233 Thu Dec 29
18:10:38 2005
+++ llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp Wed Jan 4 19:25:28 2006
@@ -2005,6 +2005,7 @@
// Debug info
case ISD::LOCATION: return "location";
case ISD::DEBUG_LOC: return "debug_loc";
+ case ISD::DEBUG_LABEL: return "debug_label";
case ISD::CONDCODE:
switch (cast<CondCodeSDNode>(this)->get()) {
_______________________________________________
llvm-commits mailing list
llvm-commits@cs.uiuc.edu
http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits
