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Reflect change to AssignTopologicalOrder().

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29480 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2006-08-02 22:01:32 +00:00
parent c384d6c398
commit 4876dc5b13
1 changed files with 8 additions and 5 deletions
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13
lib/Target/X86/X86ISelDAGToDAG.cpp
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@ -271,12 +271,15 @@ void X86DAGToDAGISel::DetermineReachability(SDNode *f, SDNode *t) {
if (N->getNumOperands() == 0)
continue;
for (unsigned i2 = Orderf; ; ++i2) {
for (unsigned i2 = Range; ; ++i2) {
SDNode *M = TopOrder[i2];
if (isReachable(M, N)) {
// Update reachability from M to N's operands.
for (SDNode::op_iterator I = N->op_begin(), E = N->op_end(); I != E;++I)
setReachable(M, I->Val);
for (SDNode::op_iterator I = N->op_begin(),E = N->op_end(); I != E;++I){
SDNode *P = I->Val;
if (P->getNodeId() >= 0)
setReachable(M, P);
}
}
if (M == N) break;
}
@ -291,8 +294,7 @@ void X86DAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
DEBUG(BB->dump());
MachineFunction::iterator FirstMBB = BB;
TopOrder = DAG.AssignTopologicalOrder();
DAGSize = TopOrder.size();
DAGSize = DAG.AssignTopologicalOrder(TopOrder);
unsigned RMSize = (DAGSize * DAGSize + 7) / 8;
ReachabilityMatrix = new unsigned char[RMSize];
memset(ReachabilityMatrix, 0, RMSize);
@ -318,6 +320,7 @@ void X86DAGToDAGISel::InstructionSelectBasicBlock(SelectionDAG &DAG) {
ReachabilityMatrix = NULL;
ReachMatrixRange = NULL;
UnfoldableSet = NULL;
TopOrder.clear();
CodeGenMap.clear();
HandleMap.clear();
ReplaceMap.clear();