RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-21 03:53:04 +02:00
Code Issues Projects Releases Wiki Activity

Fix a latent bug in the call sequence handling stuff. Some targets (e.g. x86)

Browse Source 
create these nodes with flag results.  Remember that we legalized them.

llvm-svn: 26156
This commit is contained in:
Chris Lattner 2006-02-14 00:55:02 +00:00
parent 9f91f1e3c8
commit d3cfbeca5b
1 changed files with 11 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
lib/CodeGen/SelectionDAG/LegalizeDAG.cpp
View File

@ -729,8 +729,10 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
}
// Remember that the CALLSEQ_START is legalized.
AddLegalizedOperand(Op, Result);
AddLegalizedOperand(Op.getValue(0), Result);
if (Node->getNumValues() == 2) // If this has a flag result, remember it.
AddLegalizedOperand(Op.getValue(1), Result.getValue(1));
// Now that the callseq_start and all of the non-call nodes above this call
// sequence have been legalized, legalize the call itself. During this
// process, no libcalls can/will be inserted, guaranteeing that no calls
@ -778,10 +780,15 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
Result = DAG.UpdateNodeOperands(Result, Ops);
}
}
assert(IsLegalizingCall && "imbalance between START/END?");
assert(IsLegalizingCall && "Call sequence imbalance between start/end?");
// This finishes up call legalization.
IsLegalizingCall = false;
break;
// If the CALLSEQ_END node has a flag, remember that we legalized it.
AddLegalizedOperand(SDOperand(Node, 0), Result.getValue(0));
if (Node->getNumValues() == 2)
AddLegalizedOperand(SDOperand(Node, 1), Result.getValue(1));
return Result.getValue(Op.ResNo);
case ISD::DYNAMIC_STACKALLOC: {
Tmp1 = LegalizeOp(Node->getOperand(0)); // Legalize the chain.
Tmp2 = LegalizeOp(Node->getOperand(1)); // Legalize the size.