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Fold the adjust_trampoline intrinsic into

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init_trampoline.  There is now only one
trampoline intrinsic.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@41841 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan Sands
2007-09-11 14:10:23 +00:00
parent 49c23935e0
commit f7331b3dd7
14 changed files with 46 additions and 112 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
+8 -16
View File
@@ -3384,21 +3384,6 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
}
break;
}
case ISD::ADJUST_TRAMP: {
Tmp1 = LegalizeOp(Node->getOperand(0));
switch (TLI.getOperationAction(Node->getOpcode(), Node->getValueType(0))) {
default: assert(0 && "This action is not supported yet!");
case TargetLowering::Custom:
Result = DAG.UpdateNodeOperands(Result, Tmp1);
Result = TLI.LowerOperation(Result, DAG);
if (Result.Val) break;
// FALL THROUGH
case TargetLowering::Expand:
Result = Tmp1;
break;
}
break;
}
case ISD::TRAMPOLINE: {
SDOperand Ops[6];
for (unsigned i = 0; i != 6; ++i)
@@ -3407,7 +3392,14 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
// The only option for this node is to custom lower it.
Result = TLI.LowerOperation(Result, DAG);
assert(Result.Val && "Should always custom lower!");
break;
// Since trampoline produces two values, make sure to remember that we
// legalized both of them.
Tmp1 = LegalizeOp(Result.getValue(1));
Result = LegalizeOp(Result);
AddLegalizedOperand(SDOperand(Node, 0), Result);
AddLegalizedOperand(SDOperand(Node, 1), Tmp1);
return Op.ResNo ? Tmp1 : Result;
}
}
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+1 -2
View File
@@ -3643,8 +3643,7 @@ std::string SDNode::getOperationName(const SelectionDAG *G) const {
case ISD::DEBUG_LOC: return "debug_loc";
// Trampolines
case ISD::ADJUST_TRAMP: return "adjust_tramp";
case ISD::TRAMPOLINE: return "trampoline";
case ISD::TRAMPOLINE: return "trampoline";
case ISD::CONDCODE:
switch (cast<CondCodeSDNode>(this)->get()) {
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+7 -7
View File
@@ -2881,12 +2881,6 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
// Discard annotate attributes
return 0;
case Intrinsic::adjust_trampoline: {
SDOperand Arg = getValue(I.getOperand(1));
setValue(&I, DAG.getNode(ISD::ADJUST_TRAMP, TLI.getPointerTy(), Arg));
return 0;
}
case Intrinsic::init_trampoline: {
const Function *F =
cast<Function>(IntrinsicInst::StripPointerCasts(I.getOperand(2)));
@@ -2899,7 +2893,13 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
Ops[4] = DAG.getSrcValue(I.getOperand(1));
Ops[5] = DAG.getSrcValue(F);
DAG.setRoot(DAG.getNode(ISD::TRAMPOLINE, MVT::Other, Ops, 6));
SDOperand Tmp = DAG.getNode(ISD::TRAMPOLINE,
DAG.getNodeValueTypes(TLI.getPointerTy(),
MVT::Other), 2,
Ops, 6);
setValue(&I, Tmp);
DAG.setRoot(Tmp.getValue(1));
return 0;
}
}