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| author | Nadav Rotem <nrotem@apple.com> | 2012-09-06 09:17:37 +0000 |
|---|---|---|
| committer | Nadav Rotem <nrotem@apple.com> | 2012-09-06 09:17:37 +0000 |
| commit | 7c277da364716fdfd16d11bcbc26463e8ffe20b1 (patch) | |
| tree | bab49595d509de5d7bef3cdd8eecad87f2cfda80 /llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp | |
| parent | 34e9931bec0bd85862fb6ed2e14b43cb3e43fe4c (diff) | |
| download | bcm5719-llvm-7c277da364716fdfd16d11bcbc26463e8ffe20b1.tar.gz bcm5719-llvm-7c277da364716fdfd16d11bcbc26463e8ffe20b1.zip | |
Add a new optimization pass: Stack Coloring, that merges disjoint static allocations (allocas). Allocas are known to be
disjoint if they are marked by disjoint lifetime markers (@llvm.lifetime.XXX intrinsics).
llvm-svn: 163299
Diffstat (limited to 'llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp index bf0a43785b7..a8f6f0dff80 100644 --- a/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp @@ -656,6 +656,8 @@ void ScheduleDAGRRList::EmitNode(SUnit *SU) { break; case ISD::MERGE_VALUES: case ISD::TokenFactor: + case ISD::LIFETIME_START: + case ISD::LIFETIME_END: case ISD::CopyToReg: case ISD::CopyFromReg: case ISD::EH_LABEL: |
