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authorDale Johannesen <dalej@apple.com>2008-09-11 03:12:59 +0000
committerDale Johannesen <dalej@apple.com>2008-09-11 03:12:59 +0000
commitd18a462bdd8ba6a7dd14e40ff0ebaedf9c46de26 (patch)
tree11c8c933b5455f2321cb89ff390c0a5fd10b7716 /include
parentb63691350d3e08d4bf6d400b79e3174b5bd1d61d (diff)
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The version of AtomicSDNode::AtomicSDNode used (only) for
cmp-and-swap reversed the Cmp and Swap arguments; comments make it clear this is unintentional. Unfortunately, the x86 BE had a compensating reversal, which is removed here. PPC is OK. From inspection of the Alpha code I think it is OK, but if somebody has that platform please check it out. I cannot test on that platform. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56091 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r--include/llvm/CodeGen/SelectionDAGNodes.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/llvm/CodeGen/SelectionDAGNodes.h b/include/llvm/CodeGen/SelectionDAGNodes.h
index a8b233cb8f..7835f8cc96 100644
--- a/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1624,8 +1624,8 @@ class AtomicSDNode : public MemSDNode {
Align, /*isVolatile=*/true) {
Ops[0] = Chain;
Ops[1] = Ptr;
- Ops[2] = Swp;
- Ops[3] = Cmp;
+ Ops[2] = Cmp;
+ Ops[3] = Swp;
InitOperands(Ops, 4);
}
AtomicSDNode(unsigned Opc, SDVTList VTL, SDValue Chain, SDValue Ptr,