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| author | Devang Patel <dpatel@apple.com> | 2011-05-23 17:44:13 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2011-05-23 17:44:13 +0000 |
| commit | 233857537f61a8f4ab93624986676c25b2271bc7 (patch) | |
| tree | 2d6b0282206abb67831bcfcf7fd0728f488ac332 /lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h | |
| parent | 35b6994608b2b7c86714cc464dfb2d086b0cafca (diff) | |
Preserve debug info during iSel by keeping DanglingDebugInfoMap live until end of function.
Patch by Micah Villmow
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131908 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h index a689b76cdc..8376d41e15 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h @@ -332,6 +332,14 @@ public: /// consumed. void clear(); + /// clearDanglingDebugInfo - Clear the dangling debug information + /// map. This function is seperated from the clear so that debug + /// information that is dangling in a basic block can be properly + /// resolved in a different basic block. This allows the + /// SelectionDAG to resolve dangling debug information attached + /// to PHI nodes. + void clearDanglingDebugInfo(); + /// getRoot - Return the current virtual root of the Selection DAG, /// flushing any PendingLoad items. This must be done before emitting /// a store or any other node that may need to be ordered after any |